securitypolicy_v1alpha1.json

{
  "description": "SecurityPolicy allows the user to configure various security settings for a\nGateway.",
  "properties": {
    "apiVersion": {
      "description": "APIVersion defines the versioned schema of this representation of an object.\nServers should convert recognized schemas to the latest internal value, and\nmay reject unrecognized values.\nMore info: https://git.k8s.io/community/contributors/devel/sig-architecture/api-conventions.md#resources",
      "type": "string"
    },
    "kind": {
      "description": "Kind is a string value representing the REST resource this object represents.\nServers may infer this from the endpoint the client submits requests to.\nCannot be updated.\nIn CamelCase.\nMore info: https://git.k8s.io/community/contributors/devel/sig-architecture/api-conventions.md#types-kinds",
      "type": "string"
    },
    "metadata": {
      "type": "object"
    },
    "spec": {
      "description": "Spec defines the desired state of SecurityPolicy.",
      "properties": {
        "authorization": {
          "description": "Authorization defines the authorization configuration.",
          "properties": {
            "defaultAction": {
              "description": "DefaultAction defines the default action to be taken if no rules match.\nIf not specified, the default action is Deny.",
              "enum": [
                "Allow",
                "Deny"
              ],
              "type": "string"
            },
            "rules": {
              "description": "Rules defines a list of authorization rules.\nThese rules are evaluated in order, the first matching rule will be applied,\nand the rest will be skipped.\n\nFor example, if there are two rules: the first rule allows the request\nand the second rule denies it, when a request matches both rules, it will be allowed.",
              "items": {
                "description": "AuthorizationRule defines a single authorization rule.",
                "properties": {
                  "action": {
                    "description": "Action defines the action to be taken if the rule matches.",
                    "enum": [
                      "Allow",
                      "Deny"
                    ],
                    "type": "string"
                  },
                  "name": {
                    "description": "Name is a user-friendly name for the rule.\nIf not specified, Envoy Gateway will generate a unique name for the rule.",
                    "maxLength": 253,
                    "minLength": 1,
                    "type": "string"
                  },
                  "principal": {
                    "description": "Principal specifies the client identity of a request.\nIf there are multiple principal types, all principals must match for the rule to match.\nFor example, if there are two principals: one for client IP and one for JWT claim,\nthe rule will match only if both the client IP and the JWT claim match.",
                    "properties": {
                      "clientCIDRs": {
                        "description": "ClientCIDRs are the IP CIDR ranges of the client.\nValid examples are \"192.168.1.0/24\" or \"2001:db8::/64\"\n\nIf multiple CIDR ranges are specified, one of the CIDR ranges must match\nthe client IP for the rule to match.\n\nThe client IP is inferred from the X-Forwarded-For header, a custom header,\nor the proxy protocol.\nYou can use the `ClientIPDetection` or the `EnableProxyProtocol` field in\nthe `ClientTrafficPolicy` to configure how the client IP is detected.",
                        "items": {
                          "description": "CIDR defines a CIDR Address range.\nA CIDR can be an IPv4 address range such as \"192.168.1.0/24\" or an IPv6 address range such as \"2001:0db8:11a3:09d7::/64\".",
                          "pattern": "((25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)\\.(25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)\\.(25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)\\.(25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)\\/([0-9]+))|((([0-9a-fA-F]{1,4}:){7,7}[0-9a-fA-F]{1,4}|([0-9a-fA-F]{1,4}:){1,7}:|([0-9a-fA-F]{1,4}:){1,6}:[0-9a-fA-F]{1,4}|([0-9a-fA-F]{1,4}:){1,5}(:[0-9a-fA-F]{1,4}){1,2}|([0-9a-fA-F]{1,4}:){1,4}(:[0-9a-fA-F]{1,4}){1,3}|([0-9a-fA-F]{1,4}:){1,3}(:[0-9a-fA-F]{1,4}){1,4}|([0-9a-fA-F]{1,4}:){1,2}(:[0-9a-fA-F]{1,4}){1,5}|[0-9a-fA-F]{1,4}:((:[0-9a-fA-F]{1,4}){1,6})|:((:[0-9a-fA-F]{1,4}){1,7}|:)|fe80:(:[0-9a-fA-F]{0,4}){0,4}%[0-9a-zA-Z]{1,}|::(ffff(:0{1,4}){0,1}:){0,1}((25[0-5]|(2[0-4]|1{0,1}[0-9]){0,1}[0-9])\\.){3,3}(25[0-5]|(2[0-4]|1{0,1}[0-9]){0,1}[0-9])|([0-9a-fA-F]{1,4}:){1,4}:((25[0-5]|(2[0-4]|1{0,1}[0-9]){0,1}[0-9])\\.){3,3}(25[0-5]|(2[0-4]|1{0,1}[0-9]){0,1}[0-9]))\\/([0-9]+))",
                          "type": "string"
                        },
                        "minItems": 1,
                        "type": "array"
                      },
                      "jwt": {
                        "description": "JWT authorize the request based on the JWT claims and scopes.\nNote: in order to use JWT claims for authorization, you must configure the\nJWT authentication in the same `SecurityPolicy`.",
                        "properties": {
                          "claims": {
                            "description": "Claims are the claims in a JWT token.\n\nIf multiple claims are specified, all claims must match for the rule to match.\nFor example, if there are two claims: one for the audience and one for the issuer,\nthe rule will match only if both the audience and the issuer match.",
                            "items": {
                              "description": "JWTClaim specifies a claim in a JWT token.",
                              "properties": {
                                "name": {
                                  "description": "Name is the name of the claim.\nIf it is a nested claim, use a dot (.) separated string as the name to\nrepresent the full path to the claim.\nFor example, if the claim is in the \"department\" field in the \"organization\" field,\nthe name should be \"organization.department\".",
                                  "maxLength": 253,
                                  "minLength": 1,
                                  "type": "string"
                                },
                                "valueType": {
                                  "default": "String",
                                  "description": "ValueType is the type of the claim value.\nOnly String and StringArray types are supported for now.",
                                  "enum": [
                                    "String",
                                    "StringArray"
                                  ],
                                  "type": "string"
                                },
                                "values": {
                                  "description": "Values are the values that the claim must match.\nIf the claim is a string type, the specified value must match exactly.\nIf the claim is a string array type, the specified value must match one of the values in the array.\nIf multiple values are specified, one of the values must match for the rule to match.",
                                  "items": {
                                    "type": "string"
                                  },
                                  "maxItems": 16,
                                  "minItems": 1,
                                  "type": "array"
                                }
                              },
                              "required": [
                                "name",
                                "values"
                              ],
                              "type": "object",
                              "additionalProperties": false
                            },
                            "maxItems": 16,
                            "minItems": 1,
                            "type": "array"
                          },
                          "provider": {
                            "description": "Provider is the name of the JWT provider that used to verify the JWT token.\nIn order to use JWT claims for authorization, you must configure the JWT\nauthentication with the same provider in the same `SecurityPolicy`.",
                            "maxLength": 253,
                            "minLength": 1,
                            "type": "string"
                          },
                          "scopes": {
                            "description": "Scopes are a special type of claim in a JWT token that represents the permissions of the client.\n\nThe value of the scopes field should be a space delimited string that is expected in the scope parameter,\nas defined in RFC 6749: https://datatracker.ietf.org/doc/html/rfc6749#page-23.\n\nIf multiple scopes are specified, all scopes must match for the rule to match.",
                            "items": {
                              "maxLength": 253,
                              "minLength": 1,
                              "type": "string"
                            },
                            "maxItems": 16,
                            "minItems": 1,
                            "type": "array"
                          }
                        },
                        "required": [
                          "provider"
                        ],
                        "type": "object",
                        "x-kubernetes-validations": [
                          {
                            "message": "at least one of claims or scopes must be specified",
                            "rule": "(has(self.claims) || has(self.scopes))"
                          }
                        ],
                        "additionalProperties": false
                      }
                    },
                    "type": "object",
                    "x-kubernetes-validations": [
                      {
                        "message": "at least one of clientCIDRs or jwt must be specified",
                        "rule": "(has(self.clientCIDRs) || has(self.jwt))"
                      }
                    ],
                    "additionalProperties": false
                  }
                },
                "required": [
                  "action",
                  "principal"
                ],
                "type": "object",
                "additionalProperties": false
              },
              "type": "array"
            }
          },
          "type": "object",
          "additionalProperties": false
        },
        "basicAuth": {
          "description": "BasicAuth defines the configuration for the HTTP Basic Authentication.",
          "properties": {
            "users": {
              "description": "The Kubernetes secret which contains the username-password pairs in\nhtpasswd format, used to verify user credentials in the \"Authorization\"\nheader.\n\nThis is an Opaque secret. The username-password pairs should be stored in\nthe key \".htpasswd\". As the key name indicates, the value needs to be the\nhtpasswd format, for example: \"user1:{SHA}hashed_user1_password\".\nRight now, only SHA hash algorithm is supported.\nReference to https://httpd.apache.org/docs/2.4/programs/htpasswd.html\nfor more details.\n\nNote: The secret must be in the same namespace as the SecurityPolicy.",
              "properties": {
                "group": {
                  "default": "",
                  "description": "Group is the group of the referent. For example, \"gateway.networking.k8s.io\".\nWhen unspecified or empty string, core API group is inferred.",
                  "maxLength": 253,
                  "pattern": "^$|^[a-z0-9]([-a-z0-9]*[a-z0-9])?(\\.[a-z0-9]([-a-z0-9]*[a-z0-9])?)*$",
                  "type": "string"
                },
                "kind": {
                  "default": "Secret",
                  "description": "Kind is kind of the referent. For example \"Secret\".",
                  "maxLength": 63,
                  "minLength": 1,
                  "pattern": "^[a-zA-Z]([-a-zA-Z0-9]*[a-zA-Z0-9])?$",
                  "type": "string"
                },
                "name": {
                  "description": "Name is the name of the referent.",
                  "maxLength": 253,
                  "minLength": 1,
                  "type": "string"
                },
                "namespace": {
                  "description": "Namespace is the namespace of the referenced object. When unspecified, the local\nnamespace is inferred.\n\nNote that when a namespace different than the local namespace is specified,\na ReferenceGrant object is required in the referent namespace to allow that\nnamespace's owner to accept the reference. See the ReferenceGrant\ndocumentation for details.\n\nSupport: Core",
                  "maxLength": 63,
                  "minLength": 1,
                  "pattern": "^[a-z0-9]([-a-z0-9]*[a-z0-9])?$",
                  "type": "string"
                }
              },
              "required": [
                "name"
              ],
              "type": "object",
              "additionalProperties": false
            }
          },
          "required": [
            "users"
          ],
          "type": "object",
          "additionalProperties": false
        },
        "cors": {
          "description": "CORS defines the configuration for Cross-Origin Resource Sharing (CORS).",
          "properties": {
            "allowCredentials": {
              "description": "AllowCredentials indicates whether a request can include user credentials\nlike cookies, authentication headers, or TLS client certificates.\nIt specifies the value in the Access-Control-Allow-Credentials CORS response header.",
              "type": "boolean"
            },
            "allowHeaders": {
              "description": "AllowHeaders defines the headers that are allowed to be sent with requests.\nIt specifies the allowed headers in the Access-Control-Allow-Headers CORS response header..\nThe value \"*\" allows any header to be sent.",
              "items": {
                "type": "string"
              },
              "type": "array"
            },
            "allowMethods": {
              "description": "AllowMethods defines the methods that are allowed to make requests.\nIt specifies the allowed methods in the Access-Control-Allow-Methods CORS response header..\nThe value \"*\" allows any method to be used.",
              "items": {
                "type": "string"
              },
              "type": "array"
            },
            "allowOrigins": {
              "description": "AllowOrigins defines the origins that are allowed to make requests.\nIt specifies the allowed origins in the Access-Control-Allow-Origin CORS response header.\nThe value \"*\" allows any origin to make requests.",
              "items": {
                "description": "Origin is defined by the scheme (protocol), hostname (domain), and port of\nthe URL used to access it. The hostname can be \"precise\" which is just the\ndomain name or \"wildcard\" which is a domain name prefixed with a single\nwildcard label such as \"*.example.com\".\nIn addition to that a single wildcard (with or without scheme) can be\nconfigured to match any origin.\n\nFor example, the following are valid origins:\n- https://foo.example.com\n- https://*.example.com\n- http://foo.example.com:8080\n- http://*.example.com:8080\n- https://*",
                "maxLength": 253,
                "minLength": 1,
                "pattern": "^(\\*|https?:\\/\\/(\\*|(\\*\\.)?(([\\w-]+\\.?)+)?[\\w-]+)(:\\d{1,5})?)$",
                "type": "string"
              },
              "type": "array"
            },
            "exposeHeaders": {
              "description": "ExposeHeaders defines which response headers should be made accessible to\nscripts running in the browser.\nIt specifies the headers in the Access-Control-Expose-Headers CORS response header..\nThe value \"*\" allows any header to be exposed.",
              "items": {
                "type": "string"
              },
              "type": "array"
            },
            "maxAge": {
              "description": "MaxAge defines how long the results of a preflight request can be cached.\nIt specifies the value in the Access-Control-Max-Age CORS response header..",
              "type": "string"
            }
          },
          "type": "object",
          "additionalProperties": false
        },
        "extAuth": {
          "description": "ExtAuth defines the configuration for External Authorization.",
          "properties": {
            "failOpen": {
              "default": false,
              "description": "FailOpen is a switch used to control the behavior when a response from the External Authorization service cannot be obtained.\nIf FailOpen is set to true, the system allows the traffic to pass through.\nOtherwise, if it is set to false or not set (defaulting to false),\nthe system blocks the traffic and returns a HTTP 5xx error, reflecting a fail-closed approach.\nThis setting determines whether to prioritize accessibility over strict security in case of authorization service failure.",
              "type": "boolean"
            },
            "grpc": {
              "description": "GRPC defines the gRPC External Authorization service.\nEither GRPCService or HTTPService must be specified,\nand only one of them can be provided.",
              "properties": {
                "backendRef": {
                  "description": "BackendRef references a Kubernetes object that represents the\nbackend server to which the authorization request will be sent.\n\nDeprecated: Use BackendRefs instead.",
                  "properties": {
                    "group": {
                      "default": "",
                      "description": "Group is the group of the referent. For example, \"gateway.networking.k8s.io\".\nWhen unspecified or empty string, core API group is inferred.",
                      "maxLength": 253,
                      "pattern": "^$|^[a-z0-9]([-a-z0-9]*[a-z0-9])?(\\.[a-z0-9]([-a-z0-9]*[a-z0-9])?)*$",
                      "type": "string"
                    },
                    "kind": {
                      "default": "Service",
                      "description": "Kind is the Kubernetes resource kind of the referent. For example\n\"Service\".\n\nDefaults to \"Service\" when not specified.\n\nExternalName services can refer to CNAME DNS records that may live\noutside of the cluster and as such are difficult to reason about in\nterms of conformance. They also may not be safe to forward to (see\nCVE-2021-25740 for more information). Implementations SHOULD NOT\nsupport ExternalName Services.\n\nSupport: Core (Services with a type other than ExternalName)\n\nSupport: Implementation-specific (Services with type ExternalName)",
                      "maxLength": 63,
                      "minLength": 1,
                      "pattern": "^[a-zA-Z]([-a-zA-Z0-9]*[a-zA-Z0-9])?$",
                      "type": "string"
                    },
                    "name": {
                      "description": "Name is the name of the referent.",
                      "maxLength": 253,
                      "minLength": 1,
                      "type": "string"
                    },
                    "namespace": {
                      "description": "Namespace is the namespace of the backend. When unspecified, the local\nnamespace is inferred.\n\nNote that when a namespace different than the local namespace is specified,\na ReferenceGrant object is required in the referent namespace to allow that\nnamespace's owner to accept the reference. See the ReferenceGrant\ndocumentation for details.\n\nSupport: Core",
                      "maxLength": 63,
                      "minLength": 1,
                      "pattern": "^[a-z0-9]([-a-z0-9]*[a-z0-9])?$",
                      "type": "string"
                    },
                    "port": {
                      "description": "Port specifies the destination port number to use for this resource.\nPort is required when the referent is a Kubernetes Service. In this\ncase, the port number is the service port number, not the target port.\nFor other resources, destination port might be derived from the referent\nresource or this field.",
                      "format": "int32",
                      "maximum": 65535,
                      "minimum": 1,
                      "type": "integer"
                    }
                  },
                  "required": [
                    "name"
                  ],
                  "type": "object",
                  "x-kubernetes-validations": [
                    {
                      "message": "Must have port for Service reference",
                      "rule": "(size(self.group) == 0 && self.kind == 'Service') ? has(self.port) : true"
                    }
                  ],
                  "additionalProperties": false
                },
                "backendRefs": {
                  "description": "BackendRefs references a Kubernetes object that represents the\nbackend server to which the authorization request will be sent.",
                  "items": {
                    "description": "BackendRef defines how an ObjectReference that is specific to BackendRef.",
                    "properties": {
                      "fallback": {
                        "description": "Fallback indicates whether the backend is designated as a fallback.\nMultiple fallback backends can be configured.\nIt is highly recommended to configure active or passive health checks to ensure that failover can be detected\nwhen the active backends become unhealthy and to automatically readjust once the primary backends are healthy again.\nThe overprovisioning factor is set to 1.4, meaning the fallback backends will only start receiving traffic when\nthe health of the active backends falls below 72%.",
                        "type": "boolean"
                      },
                      "group": {
                        "default": "",
                        "description": "Group is the group of the referent. For example, \"gateway.networking.k8s.io\".\nWhen unspecified or empty string, core API group is inferred.",
                        "maxLength": 253,
                        "pattern": "^$|^[a-z0-9]([-a-z0-9]*[a-z0-9])?(\\.[a-z0-9]([-a-z0-9]*[a-z0-9])?)*$",
                        "type": "string"
                      },
                      "kind": {
                        "default": "Service",
                        "description": "Kind is the Kubernetes resource kind of the referent. For example\n\"Service\".\n\nDefaults to \"Service\" when not specified.\n\nExternalName services can refer to CNAME DNS records that may live\noutside of the cluster and as such are difficult to reason about in\nterms of conformance. They also may not be safe to forward to (see\nCVE-2021-25740 for more information). Implementations SHOULD NOT\nsupport ExternalName Services.\n\nSupport: Core (Services with a type other than ExternalName)\n\nSupport: Implementation-specific (Services with type ExternalName)",
                        "maxLength": 63,
                        "minLength": 1,
                        "pattern": "^[a-zA-Z]([-a-zA-Z0-9]*[a-zA-Z0-9])?$",
                        "type": "string"
                      },
                      "name": {
                        "description": "Name is the name of the referent.",
                        "maxLength": 253,
                        "minLength": 1,
                        "type": "string"
                      },
                      "namespace": {
                        "description": "Namespace is the namespace of the backend. When unspecified, the local\nnamespace is inferred.\n\nNote that when a namespace different than the local namespace is specified,\na ReferenceGrant object is required in the referent namespace to allow that\nnamespace's owner to accept the reference. See the ReferenceGrant\ndocumentation for details.\n\nSupport: Core",
                        "maxLength": 63,
                        "minLength": 1,
                        "pattern": "^[a-z0-9]([-a-z0-9]*[a-z0-9])?$",
                        "type": "string"
                      },
                      "port": {
                        "description": "Port specifies the destination port number to use for this resource.\nPort is required when the referent is a Kubernetes Service. In this\ncase, the port number is the service port number, not the target port.\nFor other resources, destination port might be derived from the referent\nresource or this field.",
                        "format": "int32",
                        "maximum": 65535,
                        "minimum": 1,
                        "type": "integer"
                      }
                    },
                    "required": [
                      "name"
                    ],
                    "type": "object",
                    "x-kubernetes-validations": [
                      {
                        "message": "Must have port for Service reference",
                        "rule": "(size(self.group) == 0 && self.kind == 'Service') ? has(self.port) : true"
                      }
                    ],
                    "additionalProperties": false
                  },
                  "maxItems": 16,
                  "type": "array"
                },
                "backendSettings": {
                  "description": "BackendSettings holds configuration for managing the connection\nto the backend.",
                  "properties": {
                    "circuitBreaker": {
                      "description": "Circuit Breaker settings for the upstream connections and requests.\nIf not set, circuit breakers will be enabled with the default thresholds",
                      "properties": {
                        "maxConnections": {
                          "default": 1024,
                          "description": "The maximum number of connections that Envoy will establish to the referenced backend defined within a xRoute rule.",
                          "format": "int64",
                          "maximum": 4294967295,
                          "minimum": 0,
                          "type": "integer"
                        },
                        "maxParallelRequests": {
                          "default": 1024,
                          "description": "The maximum number of parallel requests that Envoy will make to the referenced backend defined within a xRoute rule.",
                          "format": "int64",
                          "maximum": 4294967295,
                          "minimum": 0,
                          "type": "integer"
                        },
                        "maxParallelRetries": {
                          "default": 1024,
                          "description": "The maximum number of parallel retries that Envoy will make to the referenced backend defined within a xRoute rule.",
                          "format": "int64",
                          "maximum": 4294967295,
                          "minimum": 0,
                          "type": "integer"
                        },
                        "maxPendingRequests": {
                          "default": 1024,
                          "description": "The maximum number of pending requests that Envoy will queue to the referenced backend defined within a xRoute rule.",
                          "format": "int64",
                          "maximum": 4294967295,
                          "minimum": 0,
                          "type": "integer"
                        },
                        "maxRequestsPerConnection": {
                          "description": "The maximum number of requests that Envoy will make over a single connection to the referenced backend defined within a xRoute rule.\nDefault: unlimited.",
                          "format": "int64",
                          "maximum": 4294967295,
                          "minimum": 0,
                          "type": "integer"
                        }
                      },
                      "type": "object",
                      "additionalProperties": false
                    },
                    "connection": {
                      "description": "Connection includes backend connection settings.",
                      "properties": {
                        "bufferLimit": {
                          "allOf": [
                            {
                              "pattern": "^(\\+|-)?(([0-9]+(\\.[0-9]*)?)|(\\.[0-9]+))(([KMGTPE]i)|[numkMGTPE]|([eE](\\+|-)?(([0-9]+(\\.[0-9]*)?)|(\\.[0-9]+))))?$"
                            },
                            {
                              "pattern": "^[1-9]+[0-9]*([EPTGMK]i|[EPTGMk])?$"
                            }
                          ],
                          "anyOf": [
                            {
                              "type": "integer"
                            },
                            {
                              "type": "string"
                            }
                          ],
                          "description": "BufferLimit Soft limit on size of the cluster\u2019s connections read and write buffers.\nBufferLimit applies to connection streaming (maybe non-streaming) channel between processes, it's in user space.\nIf unspecified, an implementation defined default is applied (32768 bytes).\nFor example, 20Mi, 1Gi, 256Ki etc.\nNote: that when the suffix is not provided, the value is interpreted as bytes.",
                          "x-kubernetes-int-or-string": true
                        },
                        "socketBufferLimit": {
                          "allOf": [
                            {
                              "pattern": "^(\\+|-)?(([0-9]+(\\.[0-9]*)?)|(\\.[0-9]+))(([KMGTPE]i)|[numkMGTPE]|([eE](\\+|-)?(([0-9]+(\\.[0-9]*)?)|(\\.[0-9]+))))?$"
                            },
                            {
                              "pattern": "^[1-9]+[0-9]*([EPTGMK]i|[EPTGMk])?$"
                            }
                          ],
                          "anyOf": [
                            {
                              "type": "integer"
                            },
                            {
                              "type": "string"
                            }
                          ],
                          "description": "SocketBufferLimit provides configuration for the maximum buffer size in bytes for each socket\nto backend.\nSocketBufferLimit applies to socket streaming channel between TCP/IP stacks, it's in kernel space.\nFor example, 20Mi, 1Gi, 256Ki etc.\nNote that when the suffix is not provided, the value is interpreted as bytes.",
                          "x-kubernetes-int-or-string": true
                        }
                      },
                      "type": "object",
                      "additionalProperties": false
                    },
                    "dns": {
                      "description": "DNS includes dns resolution settings.",
                      "properties": {
                        "dnsRefreshRate": {
                          "description": "DNSRefreshRate specifies the rate at which DNS records should be refreshed.\nDefaults to 30 seconds.",
                          "type": "string"
                        },
                        "respectDnsTtl": {
                          "description": "RespectDNSTTL indicates whether the DNS Time-To-Live (TTL) should be respected.\nIf the value is set to true, the DNS refresh rate will be set to the resource record\u2019s TTL.\nDefaults to true.",
                          "type": "boolean"
                        }
                      },
                      "type": "object",
                      "additionalProperties": false
                    },
                    "healthCheck": {
                      "description": "HealthCheck allows gateway to perform active health checking on backends.",
                      "properties": {
                        "active": {
                          "description": "Active health check configuration",
                          "properties": {
                            "grpc": {
                              "description": "GRPC defines the configuration of the GRPC health checker.\nIt's optional, and can only be used if the specified type is GRPC.",
                              "properties": {
                                "service": {
                                  "description": "Service to send in the health check request.\nIf this is not specified, then the health check request applies to the entire\nserver and not to a specific service.",
                                  "type": "string"
                                }
                              },
                              "type": "object",
                              "additionalProperties": false
                            },
                            "healthyThreshold": {
                              "default": 1,
                              "description": "HealthyThreshold defines the number of healthy health checks required before a backend host is marked healthy.",
                              "format": "int32",
                              "minimum": 1,
                              "type": "integer"
                            },
                            "http": {
                              "description": "HTTP defines the configuration of http health checker.\nIt's required while the health checker type is HTTP.",
                              "properties": {
                                "expectedResponse": {
                                  "description": "ExpectedResponse defines a list of HTTP expected responses to match.",
                                  "properties": {
                                    "binary": {
                                      "description": "Binary payload base64 encoded.",
                                      "format": "byte",
                                      "type": "string"
                                    },
                                    "text": {
                                      "description": "Text payload in plain text.",
                                      "type": "string"
                                    },
                                    "type": {
                                      "allOf": [
                                        {
                                          "enum": [
                                            "Text",
                                            "Binary"
                                          ]
                                        },
                                        {
                                          "enum": [
                                            "Text",
                                            "Binary"
                                          ]
                                        }
                                      ],
                                      "description": "Type defines the type of the payload.",
                                      "type": "string"
                                    }
                                  },
                                  "required": [
                                    "type"
                                  ],
                                  "type": "object",
                                  "x-kubernetes-validations": [
                                    {
                                      "message": "If payload type is Text, text field needs to be set.",
                                      "rule": "self.type == 'Text' ? has(self.text) : !has(self.text)"
                                    },
                                    {
                                      "message": "If payload type is Binary, binary field needs to be set.",
                                      "rule": "self.type == 'Binary' ? has(self.binary) : !has(self.binary)"
                                    }
                                  ],
                                  "additionalProperties": false
                                },
                                "expectedStatuses": {
                                  "description": "ExpectedStatuses defines a list of HTTP response statuses considered healthy.\nDefaults to 200 only",
                                  "items": {
                                    "description": "HTTPStatus defines the http status code.",
                                    "exclusiveMaximum": true,
                                    "maximum": 600,
                                    "minimum": 100,
                                    "type": "integer"
                                  },
                                  "type": "array"
                                },
                                "method": {
                                  "description": "Method defines the HTTP method used for health checking.\nDefaults to GET",
                                  "type": "string"
                                },
                                "path": {
                                  "description": "Path defines the HTTP path that will be requested during health checking.",
                                  "maxLength": 1024,
                                  "minLength": 1,
                                  "type": "string"
                                }
                              },
                              "required": [
                                "path"
                              ],
                              "type": "object",
                              "additionalProperties": false
                            },
                            "interval": {
                              "default": "3s",
                              "description": "Interval defines the time between active health checks.",
                              "format": "duration",
                              "type": "string"
                            },
                            "tcp": {
                              "description": "TCP defines the configuration of tcp health checker.\nIt's required while the health checker type is TCP.",
                              "properties": {
                                "receive": {
                                  "description": "Receive defines the expected response payload.",
                                  "properties": {
                                    "binary": {
                                      "description": "Binary payload base64 encoded.",
                                      "format": "byte",
                                      "type": "string"
                                    },
                                    "text": {
                                      "description": "Text payload in plain text.",
                                      "type": "string"
                                    },
                                    "type": {
                                      "allOf": [
                                        {
                                          "enum": [
                                            "Text",
                                            "Binary"
                                          ]
                                        },
                                        {
                                          "enum": [
                                            "Text",
                                            "Binary"
                                          ]
                                        }
                                      ],
                                      "description": "Type defines the type of the payload.",
                                      "type": "string"
                                    }
                                  },
                                  "required": [
                                    "type"
                                  ],
                                  "type": "object",
                                  "x-kubernetes-validations": [
                                    {
                                      "message": "If payload type is Text, text field needs to be set.",
                                      "rule": "self.type == 'Text' ? has(self.text) : !has(self.text)"
                                    },
                                    {
                                      "message": "If payload type is Binary, binary field needs to be set.",
                                      "rule": "self.type == 'Binary' ? has(self.binary) : !has(self.binary)"
                                    }
                                  ],
                                  "additionalProperties": false
                                },
                                "send": {
                                  "description": "Send defines the request payload.",
                                  "properties": {
                                    "binary": {
                                      "description": "Binary payload base64 encoded.",
                                      "format": "byte",
                                      "type": "string"
                                    },
                                    "text": {
                                      "description": "Text payload in plain text.",
                                      "type": "string"
                                    },
                                    "type": {
                                      "allOf": [
                                        {
                                          "enum": [
                                            "Text",
                                            "Binary"
                                          ]
                                        },
                                        {
                                          "enum": [
                                            "Text",
                                            "Binary"
                                          ]
                                        }
                                      ],
                                      "description": "Type defines the type of the payload.",
                                      "type": "string"
                                    }
                                  },
                                  "required": [
                                    "type"
                                  ],
                                  "type": "object",
                                  "x-kubernetes-validations": [
                                    {
                                      "message": "If payload type is Text, text field needs to be set.",
                                      "rule": "self.type == 'Text' ? has(self.text) : !has(self.text)"
                                    },
                                    {
                                      "message": "If payload type is Binary, binary field needs to be set.",
                                      "rule": "self.type == 'Binary' ? has(self.binary) : !has(self.binary)"
                                    }
                                  ],
                                  "additionalProperties": false
                                }
                              },
                              "type": "object",
                              "additionalProperties": false
                            },
                            "timeout": {
                              "default": "1s",
                              "description": "Timeout defines the time to wait for a health check response.",
                              "format": "duration",
                              "type": "string"
                            },
                            "type": {
                              "allOf": [
                                {
                                  "enum": [
                                    "HTTP",
                                    "TCP",
                                    "GRPC"
                                  ]
                                },
                                {
                                  "enum": [
                                    "HTTP",
                                    "TCP",
                                    "GRPC"
                                  ]
                                }
                              ],
                              "description": "Type defines the type of health checker.",
                              "type": "string"
                            },
                            "unhealthyThreshold": {
                              "default": 3,
                              "description": "UnhealthyThreshold defines the number of unhealthy health checks required before a backend host is marked unhealthy.",
                              "format": "int32",
                              "minimum": 1,
                              "type": "integer"
                            }
                          },
                          "required": [
                            "type"
                          ],
                          "type": "object",
                          "x-kubernetes-validations": [
                            {
                              "message": "If Health Checker type is HTTP, http field needs to be set.",
                              "rule": "self.type == 'HTTP' ? has(self.http) : !has(self.http)"
                            },
                            {
                              "message": "If Health Checker type is TCP, tcp field needs to be set.",
                              "rule": "self.type == 'TCP' ? has(self.tcp) : !has(self.tcp)"
                            },
                            {
                              "message": "The grpc field can only be set if the Health Checker type is GRPC.",
                              "rule": "has(self.grpc) ? self.type == 'GRPC' : true"
                            }
                          ],
                          "additionalProperties": false
                        },
                        "passive": {
                          "description": "Passive passive check configuration",
                          "properties": {
                            "baseEjectionTime": {
                              "default": "30s",
                              "description": "BaseEjectionTime defines the base duration for which a host will be ejected on consecutive failures.",
                              "format": "duration",
                              "type": "string"
                            },
                            "consecutive5XxErrors": {
                              "default": 5,
                              "description": "Consecutive5xxErrors sets the number of consecutive 5xx errors triggering ejection.",
                              "format": "int32",
                              "type": "integer"
                            },
                            "consecutiveGatewayErrors": {
                              "default": 0,
                              "description": "ConsecutiveGatewayErrors sets the number of consecutive gateway errors triggering ejection.",
                              "format": "int32",
                              "type": "integer"
                            },
                            "consecutiveLocalOriginFailures": {
                              "default": 5,
                              "description": "ConsecutiveLocalOriginFailures sets the number of consecutive local origin failures triggering ejection.\nParameter takes effect only when split_external_local_origin_errors is set to true.",
                              "format": "int32",
                              "type": "integer"
                            },
                            "interval": {
                              "default": "3s",
                              "description": "Interval defines the time between passive health checks.",
                              "format": "duration",
                              "type": "string"
                            },
                            "maxEjectionPercent": {
                              "default": 10,
                              "description": "MaxEjectionPercent sets the maximum percentage of hosts in a cluster that can be ejected.",
                              "format": "int32",
                              "type": "integer"
                            },
                            "splitExternalLocalOriginErrors": {
                              "default": false,
                              "description": "SplitExternalLocalOriginErrors enables splitting of errors between external and local origin.",
                              "type": "boolean"
                            }
                          },
                          "type": "object",
                          "additionalProperties": false
                        }
                      },
                      "type": "object",
                      "additionalProperties": false
                    },
                    "http2": {
                      "description": "HTTP2 provides HTTP/2 configuration for backend connections.",
                      "properties": {
                        "initialConnectionWindowSize": {
                          "allOf": [
                            {
                              "pattern": "^(\\+|-)?(([0-9]+(\\.[0-9]*)?)|(\\.[0-9]+))(([KMGTPE]i)|[numkMGTPE]|([eE](\\+|-)?(([0-9]+(\\.[0-9]*)?)|(\\.[0-9]+))))?$"
                            },
                            {
                              "pattern": "^[1-9]+[0-9]*([EPTGMK]i|[EPTGMk])?$"
                            }
                          ],
                          "anyOf": [
                            {
                              "type": "integer"
                            },
                            {
                              "type": "string"
                            }
                          ],
                          "description": "InitialConnectionWindowSize sets the initial window size for HTTP/2 connections.\nIf not set, the default value is 1 MiB.",
                          "x-kubernetes-int-or-string": true
                        },
                        "initialStreamWindowSize": {
                          "allOf": [
                            {
                              "pattern": "^(\\+|-)?(([0-9]+(\\.[0-9]*)?)|(\\.[0-9]+))(([KMGTPE]i)|[numkMGTPE]|([eE](\\+|-)?(([0-9]+(\\.[0-9]*)?)|(\\.[0-9]+))))?$"
                            },
                            {
                              "pattern": "^[1-9]+[0-9]*([EPTGMK]i|[EPTGMk])?$"
                            }
                          ],
                          "anyOf": [
                            {
                              "type": "integer"
                            },
                            {
                              "type": "string"
                            }
                          ],
                          "description": "InitialStreamWindowSize sets the initial window size for HTTP/2 streams.\nIf not set, the default value is 64 KiB(64*1024).",
                          "x-kubernetes-int-or-string": true
                        },
                        "maxConcurrentStreams": {
                          "description": "MaxConcurrentStreams sets the maximum number of concurrent streams allowed per connection.\nIf not set, the default value is 100.",
                          "format": "int32",
                          "maximum": 2147483647,
                          "minimum": 1,
                          "type": "integer"
                        },
                        "onInvalidMessage": {
                          "description": "OnInvalidMessage determines if Envoy will terminate the connection or just the offending stream in the event of HTTP messaging error\nIt's recommended for L2 Envoy deployments to set this value to TerminateStream.\nhttps://www.envoyproxy.io/docs/envoy/latest/configuration/best_practices/level_two\nDefault: TerminateConnection",
                          "type": "string"
                        }
                      },
                      "type": "object",
                      "additionalProperties": false
                    },
                    "loadBalancer": {
                      "description": "LoadBalancer policy to apply when routing traffic from the gateway to\nthe backend endpoints. Defaults to `LeastRequest`.",
                      "properties": {
                        "consistentHash": {
                          "description": "ConsistentHash defines the configuration when the load balancer type is\nset to ConsistentHash",
                          "properties": {
                            "cookie": {
                              "description": "Cookie configures the cookie hash policy when the consistent hash type is set to Cookie.",
                              "properties": {
                                "attributes": {
                                  "additionalProperties": {
                                    "type": "string"
                                  },
                                  "description": "Additional Attributes to set for the generated cookie.",
                                  "type": "object"
                                },
                                "name": {
                                  "description": "Name of the cookie to hash.\nIf this cookie does not exist in the request, Envoy will generate a cookie and set\nthe TTL on the response back to the client based on Layer 4\nattributes of the backend endpoint, to ensure that these future requests\ngo to the same backend endpoint. Make sure to set the TTL field for this case.",
                                  "type": "string"
                                },
                                "ttl": {
                                  "description": "TTL of the generated cookie if the cookie is not present. This value sets the\nMax-Age attribute value.",
                                  "type": "string"
                                }
                              },
                              "required": [
                                "name"
                              ],
                              "type": "object",
                              "additionalProperties": false
                            },
                            "header": {
                              "description": "Header configures the header hash policy when the consistent hash type is set to Header.",
                              "properties": {
                                "name": {
                                  "description": "Name of the header to hash.",
                                  "type": "string"
                                }
                              },
                              "required": [
                                "name"
                              ],
                              "type": "object",
                              "additionalProperties": false
                            },
                            "tableSize": {
                              "default": 65537,
                              "description": "The table size for consistent hashing, must be prime number limited to 5000011.",
                              "format": "int64",
                              "maximum": 5000011,
                              "minimum": 2,
                              "type": "integer"
                            },
                            "type": {
                              "description": "ConsistentHashType defines the type of input to hash on. Valid Type values are\n\"SourceIP\",\n\"Header\",\n\"Cookie\".",
                              "enum": [
                                "SourceIP",
                                "Header",
                                "Cookie"
                              ],
                              "type": "string"
                            }
                          },
                          "required": [
                            "type"
                          ],
                          "type": "object",
                          "x-kubernetes-validations": [
                            {
                              "message": "If consistent hash type is header, the header field must be set.",
                              "rule": "self.type == 'Header' ? has(self.header) : !has(self.header)"
                            },
                            {
                              "message": "If consistent hash type is cookie, the cookie field must be set.",
                              "rule": "self.type == 'Cookie' ? has(self.cookie) : !has(self.cookie)"
                            }
                          ],
                          "additionalProperties": false
                        },
                        "slowStart": {
                          "description": "SlowStart defines the configuration related to the slow start load balancer policy.\nIf set, during slow start window, traffic sent to the newly added hosts will gradually increase.\nCurrently this is only supported for RoundRobin and LeastRequest load balancers",
                          "properties": {
                            "window": {
                              "description": "Window defines the duration of the warm up period for newly added host.\nDuring slow start window, traffic sent to the newly added hosts will gradually increase.\nCurrently only supports linear growth of traffic. For additional details,\nsee https://www.envoyproxy.io/docs/envoy/latest/api-v3/config/cluster/v3/cluster.proto#config-cluster-v3-cluster-slowstartconfig",
                              "type": "string"
                            }
                          },
                          "required": [
                            "window"
                          ],
                          "type": "object",
                          "additionalProperties": false
                        },
                        "type": {
                          "description": "Type decides the type of Load Balancer policy.\nValid LoadBalancerType values are\n\"ConsistentHash\",\n\"LeastRequest\",\n\"Random\",\n\"RoundRobin\".",
                          "enum": [
                            "ConsistentHash",
                            "LeastRequest",
                            "Random",
                            "RoundRobin"
                          ],
                          "type": "string"
                        }
                      },
                      "required": [
                        "type"
                      ],
                      "type": "object",
                      "x-kubernetes-validations": [
                        {
                          "message": "If LoadBalancer type is consistentHash, consistentHash field needs to be set.",
                          "rule": "self.type == 'ConsistentHash' ? has(self.consistentHash) : !has(self.consistentHash)"
                        },
                        {
                          "message": "Currently SlowStart is only supported for RoundRobin and LeastRequest load balancers.",
                          "rule": "self.type in ['Random', 'ConsistentHash'] ? !has(self.slowStart) : true "
                        }
                      ],
                      "additionalProperties": false
                    },
                    "proxyProtocol": {
                      "description": "ProxyProtocol enables the Proxy Protocol when communicating with the backend.",
                      "properties": {
                        "version": {
                          "description": "Version of ProxyProtol\nValid ProxyProtocolVersion values are\n\"V1\"\n\"V2\"",
                          "enum": [
                            "V1",
                            "V2"
                          ],
                          "type": "string"
                        }
                      },
                      "required": [
                        "version"
                      ],
                      "type": "object",
                      "additionalProperties": false
                    },
                    "retry": {
                      "description": "Retry provides more advanced usage, allowing users to customize the number of retries, retry fallback strategy, and retry triggering conditions.\nIf not set, retry will be disabled.",
                      "properties": {
                        "numRetries": {
                          "default": 2,
                          "description": "NumRetries is the number of retries to be attempted. Defaults to 2.",
                          "format": "int32",
                          "minimum": 0,
                          "type": "integer"
                        },
                        "perRetry": {
                          "description": "PerRetry is the retry policy to be applied per retry attempt.",
                          "properties": {
                            "backOff": {
                              "description": "Backoff is the backoff policy to be applied per retry attempt. gateway uses a fully jittered exponential\nback-off algorithm for retries. For additional details,\nsee https://www.envoyproxy.io/docs/envoy/latest/configuration/http/http_filters/router_filter#config-http-filters-router-x-envoy-max-retries",
                              "properties": {
                                "baseInterval": {
                                  "description": "BaseInterval is the base interval between retries.",
                                  "format": "duration",
                                  "type": "string"
                                },
                                "maxInterval": {
                                  "description": "MaxInterval is the maximum interval between retries. This parameter is optional, but must be greater than or equal to the base_interval if set.\nThe default is 10 times the base_interval",
                                  "format": "duration",
                                  "type": "string"
                                }
                              },
                              "type": "object",
                              "additionalProperties": false
                            },
                            "timeout": {
                              "description": "Timeout is the timeout per retry attempt.",
                              "format": "duration",
                              "type": "string"
                            }
                          },
                          "type": "object",
                          "additionalProperties": false
                        },
                        "retryOn": {
                          "description": "RetryOn specifies the retry trigger condition.\n\nIf not specified, the default is to retry on connect-failure,refused-stream,unavailable,cancelled,retriable-status-codes(503).",
                          "properties": {
                            "httpStatusCodes": {
                              "description": "HttpStatusCodes specifies the http status codes to be retried.\nThe retriable-status-codes trigger must also be configured for these status codes to trigger a retry.",
                              "items": {
                                "description": "HTTPStatus defines the http status code.",
                                "exclusiveMaximum": true,
                                "maximum": 600,
                                "minimum": 100,
                                "type": "integer"
                              },
                              "type": "array"
                            },
                            "triggers": {
                              "description": "Triggers specifies the retry trigger condition(Http/Grpc).",
                              "items": {
                                "description": "TriggerEnum specifies the conditions that trigger retries.",
                                "enum": [
                                  "5xx",
                                  "gateway-error",
                                  "reset",
                                  "connect-failure",
                                  "retriable-4xx",
                                  "refused-stream",
                                  "retriable-status-codes",
                                  "cancelled",
                                  "deadline-exceeded",
                                  "internal",
                                  "resource-exhausted",
                                  "unavailable"
                                ],
                                "type": "string"
                              },
                              "type": "array"
                            }
                          },
                          "type": "object",
                          "additionalProperties": false
                        }
                      },
                      "type": "object",
                      "additionalProperties": false
                    },
                    "tcpKeepalive": {
                      "description": "TcpKeepalive settings associated with the upstream client connection.\nDisabled by default.",
                      "properties": {
                        "idleTime": {
                          "description": "The duration a connection needs to be idle before keep-alive\nprobes start being sent.\nThe duration format is\nDefaults to `7200s`.",
                          "pattern": "^([0-9]{1,5}(h|m|s|ms)){1,4}$",
                          "type": "string"
                        },
                        "interval": {
                          "description": "The duration between keep-alive probes.\nDefaults to `75s`.",
                          "pattern": "^([0-9]{1,5}(h|m|s|ms)){1,4}$",
                          "type": "string"
                        },
                        "probes": {
                          "description": "The total number of unacknowledged probes to send before deciding\nthe connection is dead.\nDefaults to 9.",
                          "format": "int32",
                          "type": "integer"
                        }
                      },
                      "type": "object",
                      "additionalProperties": false
                    },
                    "timeout": {
                      "description": "Timeout settings for the backend connections.",
                      "properties": {
                        "http": {
                          "description": "Timeout settings for HTTP.",
                          "properties": {
                            "connectionIdleTimeout": {
                              "description": "The idle timeout for an HTTP connection. Idle time is defined as a period in which there are no active requests in the connection.\nDefault: 1 hour.",
                              "pattern": "^([0-9]{1,5}(h|m|s|ms)){1,4}$",
                              "type": "string"
                            },
                            "maxConnectionDuration": {
                              "description": "The maximum duration of an HTTP connection.\nDefault: unlimited.",
                              "pattern": "^([0-9]{1,5}(h|m|s|ms)){1,4}$",
                              "type": "string"
                            },
                            "requestTimeout": {
                              "description": "RequestTimeout is the time until which entire response is received from the upstream.",
                              "pattern": "^([0-9]{1,5}(h|m|s|ms)){1,4}$",
                              "type": "string"
                            }
                          },
                          "type": "object",
                          "additionalProperties": false
                        },
                        "tcp": {
                          "description": "Timeout settings for TCP.",
                          "properties": {
                            "connectTimeout": {
                              "description": "The timeout for network connection establishment, including TCP and TLS handshakes.\nDefault: 10 seconds.",
                              "pattern": "^([0-9]{1,5}(h|m|s|ms)){1,4}$",
                              "type": "string"
                            }
                          },
                          "type": "object",
                          "additionalProperties": false
                        }
                      },
                      "type": "object",
                      "additionalProperties": false
                    }
                  },
                  "type": "object",
                  "additionalProperties": false
                }
              },
              "type": "object",
              "x-kubernetes-validations": [
                {
                  "message": "backendRef or backendRefs needs to be set",
                  "rule": "has(self.backendRef) || self.backendRefs.size() > 0"
                },
                {
                  "message": "BackendRefs must be used, backendRef is not supported.",
                  "rule": "!has(self.backendRef)"
                },
                {
                  "message": "BackendRefs only supports Service and Backend kind.",
                  "rule": "has(self.backendRefs) ? self.backendRefs.all(f, f.kind == 'Service' || f.kind == 'Backend') : true"
                },
                {
                  "message": "BackendRefs only supports Core and gateway.envoyproxy.io group.",
                  "rule": "has(self.backendRefs) ? (self.backendRefs.all(f, f.group == \"\" || f.group == 'gateway.envoyproxy.io')) : true"
                }
              ],
              "additionalProperties": false
            },
            "headersToExtAuth": {
              "description": "HeadersToExtAuth defines the client request headers that will be included\nin the request to the external authorization service.\nNote: If not specified, the default behavior for gRPC and HTTP external\nauthorization services is different due to backward compatibility reasons.\nAll headers will be included in the check request to a gRPC authorization server.\nOnly the following headers will be included in the check request to an HTTP\nauthorization server: Host, Method, Path, Content-Length, and Authorization.\nAnd these headers will always be included to the check request to an HTTP\nauthorization server by default, no matter whether they are specified\nin HeadersToExtAuth or not.",
              "items": {
                "type": "string"
              },
              "type": "array"
            },
            "http": {
              "description": "HTTP defines the HTTP External Authorization service.\nEither GRPCService or HTTPService must be specified,\nand only one of them can be provided.",
              "properties": {
                "backendRef": {
                  "description": "BackendRef references a Kubernetes object that represents the\nbackend server to which the authorization request will be sent.\n\nDeprecated: Use BackendRefs instead.",
                  "properties": {
                    "group": {
                      "default": "",
                      "description": "Group is the group of the referent. For example, \"gateway.networking.k8s.io\".\nWhen unspecified or empty string, core API group is inferred.",
                      "maxLength": 253,
                      "pattern": "^$|^[a-z0-9]([-a-z0-9]*[a-z0-9])?(\\.[a-z0-9]([-a-z0-9]*[a-z0-9])?)*$",
                      "type": "string"
                    },
                    "kind": {
                      "default": "Service",
                      "description": "Kind is the Kubernetes resource kind of the referent. For example\n\"Service\".\n\nDefaults to \"Service\" when not specified.\n\nExternalName services can refer to CNAME DNS records that may live\noutside of the cluster and as such are difficult to reason about in\nterms of conformance. They also may not be safe to forward to (see\nCVE-2021-25740 for more information). Implementations SHOULD NOT\nsupport ExternalName Services.\n\nSupport: Core (Services with a type other than ExternalName)\n\nSupport: Implementation-specific (Services with type ExternalName)",
                      "maxLength": 63,
                      "minLength": 1,
                      "pattern": "^[a-zA-Z]([-a-zA-Z0-9]*[a-zA-Z0-9])?$",
                      "type": "string"
                    },
                    "name": {
                      "description": "Name is the name of the referent.",
                      "maxLength": 253,
                      "minLength": 1,
                      "type": "string"
                    },
                    "namespace": {
                      "description": "Namespace is the namespace of the backend. When unspecified, the local\nnamespace is inferred.\n\nNote that when a namespace different than the local namespace is specified,\na ReferenceGrant object is required in the referent namespace to allow that\nnamespace's owner to accept the reference. See the ReferenceGrant\ndocumentation for details.\n\nSupport: Core",
                      "maxLength": 63,
                      "minLength": 1,
                      "pattern": "^[a-z0-9]([-a-z0-9]*[a-z0-9])?$",
                      "type": "string"
                    },
                    "port": {
                      "description": "Port specifies the destination port number to use for this resource.\nPort is required when the referent is a Kubernetes Service. In this\ncase, the port number is the service port number, not the target port.\nFor other resources, destination port might be derived from the referent\nresource or this field.",
                      "format": "int32",
                      "maximum": 65535,
                      "minimum": 1,
                      "type": "integer"
                    }
                  },
                  "required": [
                    "name"
                  ],
                  "type": "object",
                  "x-kubernetes-validations": [
                    {
                      "message": "Must have port for Service reference",
                      "rule": "(size(self.group) == 0 && self.kind == 'Service') ? has(self.port) : true"
                    }
                  ],
                  "additionalProperties": false
                },
                "backendRefs": {
                  "description": "BackendRefs references a Kubernetes object that represents the\nbackend server to which the authorization request will be sent.",
                  "items": {
                    "description": "BackendRef defines how an ObjectReference that is specific to BackendRef.",
                    "properties": {
                      "fallback": {
                        "description": "Fallback indicates whether the backend is designated as a fallback.\nMultiple fallback backends can be configured.\nIt is highly recommended to configure active or passive health checks to ensure that failover can be detected\nwhen the active backends become unhealthy and to automatically readjust once the primary backends are healthy again.\nThe overprovisioning factor is set to 1.4, meaning the fallback backends will only start receiving traffic when\nthe health of the active backends falls below 72%.",
                        "type": "boolean"
                      },
                      "group": {
                        "default": "",
                        "description": "Group is the group of the referent. For example, \"gateway.networking.k8s.io\".\nWhen unspecified or empty string, core API group is inferred.",
                        "maxLength": 253,
                        "pattern": "^$|^[a-z0-9]([-a-z0-9]*[a-z0-9])?(\\.[a-z0-9]([-a-z0-9]*[a-z0-9])?)*$",
                        "type": "string"
                      },
                      "kind": {
                        "default": "Service",
                        "description": "Kind is the Kubernetes resource kind of the referent. For example\n\"Service\".\n\nDefaults to \"Service\" when not specified.\n\nExternalName services can refer to CNAME DNS records that may live\noutside of the cluster and as such are difficult to reason about in\nterms of conformance. They also may not be safe to forward to (see\nCVE-2021-25740 for more information). Implementations SHOULD NOT\nsupport ExternalName Services.\n\nSupport: Core (Services with a type other than ExternalName)\n\nSupport: Implementation-specific (Services with type ExternalName)",
                        "maxLength": 63,
                        "minLength": 1,
                        "pattern": "^[a-zA-Z]([-a-zA-Z0-9]*[a-zA-Z0-9])?$",
                        "type": "string"
                      },
                      "name": {
                        "description": "Name is the name of the referent.",
                        "maxLength": 253,
                        "minLength": 1,
                        "type": "string"
                      },
                      "namespace": {
                        "description": "Namespace is the namespace of the backend. When unspecified, the local\nnamespace is inferred.\n\nNote that when a namespace different than the local namespace is specified,\na ReferenceGrant object is required in the referent namespace to allow that\nnamespace's owner to accept the reference. See the ReferenceGrant\ndocumentation for details.\n\nSupport: Core",
                        "maxLength": 63,
                        "minLength": 1,
                        "pattern": "^[a-z0-9]([-a-z0-9]*[a-z0-9])?$",
                        "type": "string"
                      },
                      "port": {
                        "description": "Port specifies the destination port number to use for this resource.\nPort is required when the referent is a Kubernetes Service. In this\ncase, the port number is the service port number, not the target port.\nFor other resources, destination port might be derived from the referent\nresource or this field.",
                        "format": "int32",
                        "maximum": 65535,
                        "minimum": 1,
                        "type": "integer"
                      }
                    },
                    "required": [
                      "name"
                    ],
                    "type": "object",
                    "x-kubernetes-validations": [
                      {
                        "message": "Must have port for Service reference",
                        "rule": "(size(self.group) == 0 && self.kind == 'Service') ? has(self.port) : true"
                      }
                    ],
                    "additionalProperties": false
                  },
                  "maxItems": 16,
                  "type": "array"
                },
                "backendSettings": {
                  "description": "BackendSettings holds configuration for managing the connection\nto the backend.",
                  "properties": {
                    "circuitBreaker": {
                      "description": "Circuit Breaker settings for the upstream connections and requests.\nIf not set, circuit breakers will be enabled with the default thresholds",
                      "properties": {
                        "maxConnections": {
                          "default": 1024,
                          "description": "The maximum number of connections that Envoy will establish to the referenced backend defined within a xRoute rule.",
                          "format": "int64",
                          "maximum": 4294967295,
                          "minimum": 0,
                          "type": "integer"
                        },
                        "maxParallelRequests": {
                          "default": 1024,
                          "description": "The maximum number of parallel requests that Envoy will make to the referenced backend defined within a xRoute rule.",
                          "format": "int64",
                          "maximum": 4294967295,
                          "minimum": 0,
                          "type": "integer"
                        },
                        "maxParallelRetries": {
                          "default": 1024,
                          "description": "The maximum number of parallel retries that Envoy will make to the referenced backend defined within a xRoute rule.",
                          "format": "int64",
                          "maximum": 4294967295,
                          "minimum": 0,
                          "type": "integer"
                        },
                        "maxPendingRequests": {
                          "default": 1024,
                          "description": "The maximum number of pending requests that Envoy will queue to the referenced backend defined within a xRoute rule.",
                          "format": "int64",
                          "maximum": 4294967295,
                          "minimum": 0,
                          "type": "integer"
                        },
                        "maxRequestsPerConnection": {
                          "description": "The maximum number of requests that Envoy will make over a single connection to the referenced backend defined within a xRoute rule.\nDefault: unlimited.",
                          "format": "int64",
                          "maximum": 4294967295,
                          "minimum": 0,
                          "type": "integer"
                        }
                      },
                      "type": "object",
                      "additionalProperties": false
                    },
                    "connection": {
                      "description": "Connection includes backend connection settings.",
                      "properties": {
                        "bufferLimit": {
                          "allOf": [
                            {
                              "pattern": "^(\\+|-)?(([0-9]+(\\.[0-9]*)?)|(\\.[0-9]+))(([KMGTPE]i)|[numkMGTPE]|([eE](\\+|-)?(([0-9]+(\\.[0-9]*)?)|(\\.[0-9]+))))?$"
                            },
                            {
                              "pattern": "^[1-9]+[0-9]*([EPTGMK]i|[EPTGMk])?$"
                            }
                          ],
                          "anyOf": [
                            {
                              "type": "integer"
                            },
                            {
                              "type": "string"
                            }
                          ],
                          "description": "BufferLimit Soft limit on size of the cluster\u2019s connections read and write buffers.\nBufferLimit applies to connection streaming (maybe non-streaming) channel between processes, it's in user space.\nIf unspecified, an implementation defined default is applied (32768 bytes).\nFor example, 20Mi, 1Gi, 256Ki etc.\nNote: that when the suffix is not provided, the value is interpreted as bytes.",
                          "x-kubernetes-int-or-string": true
                        },
                        "socketBufferLimit": {
                          "allOf": [
                            {
                              "pattern": "^(\\+|-)?(([0-9]+(\\.[0-9]*)?)|(\\.[0-9]+))(([KMGTPE]i)|[numkMGTPE]|([eE](\\+|-)?(([0-9]+(\\.[0-9]*)?)|(\\.[0-9]+))))?$"
                            },
                            {
                              "pattern": "^[1-9]+[0-9]*([EPTGMK]i|[EPTGMk])?$"
                            }
                          ],
                          "anyOf": [
                            {
                              "type": "integer"
                            },
                            {
                              "type": "string"
                            }
                          ],
                          "description": "SocketBufferLimit provides configuration for the maximum buffer size in bytes for each socket\nto backend.\nSocketBufferLimit applies to socket streaming channel between TCP/IP stacks, it's in kernel space.\nFor example, 20Mi, 1Gi, 256Ki etc.\nNote that when the suffix is not provided, the value is interpreted as bytes.",
                          "x-kubernetes-int-or-string": true
                        }
                      },
                      "type": "object",
                      "additionalProperties": false
                    },
                    "dns": {
                      "description": "DNS includes dns resolution settings.",
                      "properties": {
                        "dnsRefreshRate": {
                          "description": "DNSRefreshRate specifies the rate at which DNS records should be refreshed.\nDefaults to 30 seconds.",
                          "type": "string"
                        },
                        "respectDnsTtl": {
                          "description": "RespectDNSTTL indicates whether the DNS Time-To-Live (TTL) should be respected.\nIf the value is set to true, the DNS refresh rate will be set to the resource record\u2019s TTL.\nDefaults to true.",
                          "type": "boolean"
                        }
                      },
                      "type": "object",
                      "additionalProperties": false
                    },
                    "healthCheck": {
                      "description": "HealthCheck allows gateway to perform active health checking on backends.",
                      "properties": {
                        "active": {
                          "description": "Active health check configuration",
                          "properties": {
                            "grpc": {
                              "description": "GRPC defines the configuration of the GRPC health checker.\nIt's optional, and can only be used if the specified type is GRPC.",
                              "properties": {
                                "service": {
                                  "description": "Service to send in the health check request.\nIf this is not specified, then the health check request applies to the entire\nserver and not to a specific service.",
                                  "type": "string"
                                }
                              },
                              "type": "object",
                              "additionalProperties": false
                            },
                            "healthyThreshold": {
                              "default": 1,
                              "description": "HealthyThreshold defines the number of healthy health checks required before a backend host is marked healthy.",
                              "format": "int32",
                              "minimum": 1,
                              "type": "integer"
                            },
                            "http": {
                              "description": "HTTP defines the configuration of http health checker.\nIt's required while the health checker type is HTTP.",
                              "properties": {
                                "expectedResponse": {
                                  "description": "ExpectedResponse defines a list of HTTP expected responses to match.",
                                  "properties": {
                                    "binary": {
                                      "description": "Binary payload base64 encoded.",
                                      "format": "byte",
                                      "type": "string"
                                    },
                                    "text": {
                                      "description": "Text payload in plain text.",
                                      "type": "string"
                                    },
                                    "type": {
                                      "allOf": [
                                        {
                                          "enum": [
                                            "Text",
                                            "Binary"
                                          ]
                                        },
                                        {
                                          "enum": [
                                            "Text",
                                            "Binary"
                                          ]
                                        }
                                      ],
                                      "description": "Type defines the type of the payload.",
                                      "type": "string"
                                    }
                                  },
                                  "required": [
                                    "type"
                                  ],
                                  "type": "object",
                                  "x-kubernetes-validations": [
                                    {
                                      "message": "If payload type is Text, text field needs to be set.",
                                      "rule": "self.type == 'Text' ? has(self.text) : !has(self.text)"
                                    },
                                    {
                                      "message": "If payload type is Binary, binary field needs to be set.",
                                      "rule": "self.type == 'Binary' ? has(self.binary) : !has(self.binary)"
                                    }
                                  ],
                                  "additionalProperties": false
                                },
                                "expectedStatuses": {
                                  "description": "ExpectedStatuses defines a list of HTTP response statuses considered healthy.\nDefaults to 200 only",
                                  "items": {
                                    "description": "HTTPStatus defines the http status code.",
                                    "exclusiveMaximum": true,
                                    "maximum": 600,
                                    "minimum": 100,
                                    "type": "integer"
                                  },
                                  "type": "array"
                                },
                                "method": {
                                  "description": "Method defines the HTTP method used for health checking.\nDefaults to GET",
                                  "type": "string"
                                },
                                "path": {
                                  "description": "Path defines the HTTP path that will be requested during health checking.",
                                  "maxLength": 1024,
                                  "minLength": 1,
                                  "type": "string"
                                }
                              },
                              "required": [
                                "path"
                              ],
                              "type": "object",
                              "additionalProperties": false
                            },
                            "interval": {
                              "default": "3s",
                              "description": "Interval defines the time between active health checks.",
                              "format": "duration",
                              "type": "string"
                            },
                            "tcp": {
                              "description": "TCP defines the configuration of tcp health checker.\nIt's required while the health checker type is TCP.",
                              "properties": {
                                "receive": {
                                  "description": "Receive defines the expected response payload.",
                                  "properties": {
                                    "binary": {
                                      "description": "Binary payload base64 encoded.",
                                      "format": "byte",
                                      "type": "string"
                                    },
                                    "text": {
                                      "description": "Text payload in plain text.",
                                      "type": "string"
                                    },
                                    "type": {
                                      "allOf": [
                                        {
                                          "enum": [
                                            "Text",
                                            "Binary"
                                          ]
                                        },
                                        {
                                          "enum": [
                                            "Text",
                                            "Binary"
                                          ]
                                        }
                                      ],
                                      "description": "Type defines the type of the payload.",
                                      "type": "string"
                                    }
                                  },
                                  "required": [
                                    "type"
                                  ],
                                  "type": "object",
                                  "x-kubernetes-validations": [
                                    {
                                      "message": "If payload type is Text, text field needs to be set.",
                                      "rule": "self.type == 'Text' ? has(self.text) : !has(self.text)"
                                    },
                                    {
                                      "message": "If payload type is Binary, binary field needs to be set.",
                                      "rule": "self.type == 'Binary' ? has(self.binary) : !has(self.binary)"
                                    }
                                  ],
                                  "additionalProperties": false
                                },
                                "send": {
                                  "description": "Send defines the request payload.",
                                  "properties": {
                                    "binary": {
                                      "description": "Binary payload base64 encoded.",
                                      "format": "byte",
                                      "type": "string"
                                    },
                                    "text": {
                                      "description": "Text payload in plain text.",
                                      "type": "string"
                                    },
                                    "type": {
                                      "allOf": [
                                        {
                                          "enum": [
                                            "Text",
                                            "Binary"
                                          ]
                                        },
                                        {
                                          "enum": [
                                            "Text",
                                            "Binary"
                                          ]
                                        }
                                      ],
                                      "description": "Type defines the type of the payload.",
                                      "type": "string"
                                    }
                                  },
                                  "required": [
                                    "type"
                                  ],
                                  "type": "object",
                                  "x-kubernetes-validations": [
                                    {
                                      "message": "If payload type is Text, text field needs to be set.",
                                      "rule": "self.type == 'Text' ? has(self.text) : !has(self.text)"
                                    },
                                    {
                                      "message": "If payload type is Binary, binary field needs to be set.",
                                      "rule": "self.type == 'Binary' ? has(self.binary) : !has(self.binary)"
                                    }
                                  ],
                                  "additionalProperties": false
                                }
                              },
                              "type": "object",
                              "additionalProperties": false
                            },
                            "timeout": {
                              "default": "1s",
                              "description": "Timeout defines the time to wait for a health check response.",
                              "format": "duration",
                              "type": "string"
                            },
                            "type": {
                              "allOf": [
                                {
                                  "enum": [
                                    "HTTP",
                                    "TCP",
                                    "GRPC"
                                  ]
                                },
                                {
                                  "enum": [
                                    "HTTP",
                                    "TCP",
                                    "GRPC"
                                  ]
                                }
                              ],
                              "description": "Type defines the type of health checker.",
                              "type": "string"
                            },
                            "unhealthyThreshold": {
                              "default": 3,
                              "description": "UnhealthyThreshold defines the number of unhealthy health checks required before a backend host is marked unhealthy.",
                              "format": "int32",
                              "minimum": 1,
                              "type": "integer"
                            }
                          },
                          "required": [
                            "type"
                          ],
                          "type": "object",
                          "x-kubernetes-validations": [
                            {
                              "message": "If Health Checker type is HTTP, http field needs to be set.",
                              "rule": "self.type == 'HTTP' ? has(self.http) : !has(self.http)"
                            },
                            {
                              "message": "If Health Checker type is TCP, tcp field needs to be set.",
                              "rule": "self.type == 'TCP' ? has(self.tcp) : !has(self.tcp)"
                            },
                            {
                              "message": "The grpc field can only be set if the Health Checker type is GRPC.",
                              "rule": "has(self.grpc) ? self.type == 'GRPC' : true"
                            }
                          ],
                          "additionalProperties": false
                        },
                        "passive": {
                          "description": "Passive passive check configuration",
                          "properties": {
                            "baseEjectionTime": {
                              "default": "30s",
                              "description": "BaseEjectionTime defines the base duration for which a host will be ejected on consecutive failures.",
                              "format": "duration",
                              "type": "string"
                            },
                            "consecutive5XxErrors": {
                              "default": 5,
                              "description": "Consecutive5xxErrors sets the number of consecutive 5xx errors triggering ejection.",
                              "format": "int32",
                              "type": "integer"
                            },
                            "consecutiveGatewayErrors": {
                              "default": 0,
                              "description": "ConsecutiveGatewayErrors sets the number of consecutive gateway errors triggering ejection.",
                              "format": "int32",
                              "type": "integer"
                            },
                            "consecutiveLocalOriginFailures": {
                              "default": 5,
                              "description": "ConsecutiveLocalOriginFailures sets the number of consecutive local origin failures triggering ejection.\nParameter takes effect only when split_external_local_origin_errors is set to true.",
                              "format": "int32",
                              "type": "integer"
                            },
                            "interval": {
                              "default": "3s",
                              "description": "Interval defines the time between passive health checks.",
                              "format": "duration",
                              "type": "string"
                            },
                            "maxEjectionPercent": {
                              "default": 10,
                              "description": "MaxEjectionPercent sets the maximum percentage of hosts in a cluster that can be ejected.",
                              "format": "int32",
                              "type": "integer"
                            },
                            "splitExternalLocalOriginErrors": {
                              "default": false,
                              "description": "SplitExternalLocalOriginErrors enables splitting of errors between external and local origin.",
                              "type": "boolean"
                            }
                          },
                          "type": "object",
                          "additionalProperties": false
                        }
                      },
                      "type": "object",
                      "additionalProperties": false
                    },
                    "http2": {
                      "description": "HTTP2 provides HTTP/2 configuration for backend connections.",
                      "properties": {
                        "initialConnectionWindowSize": {
                          "allOf": [
                            {
                              "pattern": "^(\\+|-)?(([0-9]+(\\.[0-9]*)?)|(\\.[0-9]+))(([KMGTPE]i)|[numkMGTPE]|([eE](\\+|-)?(([0-9]+(\\.[0-9]*)?)|(\\.[0-9]+))))?$"
                            },
                            {
                              "pattern": "^[1-9]+[0-9]*([EPTGMK]i|[EPTGMk])?$"
                            }
                          ],
                          "anyOf": [
                            {
                              "type": "integer"
                            },
                            {
                              "type": "string"
                            }
                          ],
                          "description": "InitialConnectionWindowSize sets the initial window size for HTTP/2 connections.\nIf not set, the default value is 1 MiB.",
                          "x-kubernetes-int-or-string": true
                        },
                        "initialStreamWindowSize": {
                          "allOf": [
                            {
                              "pattern": "^(\\+|-)?(([0-9]+(\\.[0-9]*)?)|(\\.[0-9]+))(([KMGTPE]i)|[numkMGTPE]|([eE](\\+|-)?(([0-9]+(\\.[0-9]*)?)|(\\.[0-9]+))))?$"
                            },
                            {
                              "pattern": "^[1-9]+[0-9]*([EPTGMK]i|[EPTGMk])?$"
                            }
                          ],
                          "anyOf": [
                            {
                              "type": "integer"
                            },
                            {
                              "type": "string"
                            }
                          ],
                          "description": "InitialStreamWindowSize sets the initial window size for HTTP/2 streams.\nIf not set, the default value is 64 KiB(64*1024).",
                          "x-kubernetes-int-or-string": true
                        },
                        "maxConcurrentStreams": {
                          "description": "MaxConcurrentStreams sets the maximum number of concurrent streams allowed per connection.\nIf not set, the default value is 100.",
                          "format": "int32",
                          "maximum": 2147483647,
                          "minimum": 1,
                          "type": "integer"
                        },
                        "onInvalidMessage": {
                          "description": "OnInvalidMessage determines if Envoy will terminate the connection or just the offending stream in the event of HTTP messaging error\nIt's recommended for L2 Envoy deployments to set this value to TerminateStream.\nhttps://www.envoyproxy.io/docs/envoy/latest/configuration/best_practices/level_two\nDefault: TerminateConnection",
                          "type": "string"
                        }
                      },
                      "type": "object",
                      "additionalProperties": false
                    },
                    "loadBalancer": {
                      "description": "LoadBalancer policy to apply when routing traffic from the gateway to\nthe backend endpoints. Defaults to `LeastRequest`.",
                      "properties": {
                        "consistentHash": {
                          "description": "ConsistentHash defines the configuration when the load balancer type is\nset to ConsistentHash",
                          "properties": {
                            "cookie": {
                              "description": "Cookie configures the cookie hash policy when the consistent hash type is set to Cookie.",
                              "properties": {
                                "attributes": {
                                  "additionalProperties": {
                                    "type": "string"
                                  },
                                  "description": "Additional Attributes to set for the generated cookie.",
                                  "type": "object"
                                },
                                "name": {
                                  "description": "Name of the cookie to hash.\nIf this cookie does not exist in the request, Envoy will generate a cookie and set\nthe TTL on the response back to the client based on Layer 4\nattributes of the backend endpoint, to ensure that these future requests\ngo to the same backend endpoint. Make sure to set the TTL field for this case.",
                                  "type": "string"
                                },
                                "ttl": {
                                  "description": "TTL of the generated cookie if the cookie is not present. This value sets the\nMax-Age attribute value.",
                                  "type": "string"
                                }
                              },
                              "required": [
                                "name"
                              ],
                              "type": "object",
                              "additionalProperties": false
                            },
                            "header": {
                              "description": "Header configures the header hash policy when the consistent hash type is set to Header.",
                              "properties": {
                                "name": {
                                  "description": "Name of the header to hash.",
                                  "type": "string"
                                }
                              },
                              "required": [
                                "name"
                              ],
                              "type": "object",
                              "additionalProperties": false
                            },
                            "tableSize": {
                              "default": 65537,
                              "description": "The table size for consistent hashing, must be prime number limited to 5000011.",
                              "format": "int64",
                              "maximum": 5000011,
                              "minimum": 2,
                              "type": "integer"
                            },
                            "type": {
                              "description": "ConsistentHashType defines the type of input to hash on. Valid Type values are\n\"SourceIP\",\n\"Header\",\n\"Cookie\".",
                              "enum": [
                                "SourceIP",
                                "Header",
                                "Cookie"
                              ],
                              "type": "string"
                            }
                          },
                          "required": [
                            "type"
                          ],
                          "type": "object",
                          "x-kubernetes-validations": [
                            {
                              "message": "If consistent hash type is header, the header field must be set.",
                              "rule": "self.type == 'Header' ? has(self.header) : !has(self.header)"
                            },
                            {
                              "message": "If consistent hash type is cookie, the cookie field must be set.",
                              "rule": "self.type == 'Cookie' ? has(self.cookie) : !has(self.cookie)"
                            }
                          ],
                          "additionalProperties": false
                        },
                        "slowStart": {
                          "description": "SlowStart defines the configuration related to the slow start load balancer policy.\nIf set, during slow start window, traffic sent to the newly added hosts will gradually increase.\nCurrently this is only supported for RoundRobin and LeastRequest load balancers",
                          "properties": {
                            "window": {
                              "description": "Window defines the duration of the warm up period for newly added host.\nDuring slow start window, traffic sent to the newly added hosts will gradually increase.\nCurrently only supports linear growth of traffic. For additional details,\nsee https://www.envoyproxy.io/docs/envoy/latest/api-v3/config/cluster/v3/cluster.proto#config-cluster-v3-cluster-slowstartconfig",
                              "type": "string"
                            }
                          },
                          "required": [
                            "window"
                          ],
                          "type": "object",
                          "additionalProperties": false
                        },
                        "type": {
                          "description": "Type decides the type of Load Balancer policy.\nValid LoadBalancerType values are\n\"ConsistentHash\",\n\"LeastRequest\",\n\"Random\",\n\"RoundRobin\".",
                          "enum": [
                            "ConsistentHash",
                            "LeastRequest",
                            "Random",
                            "RoundRobin"
                          ],
                          "type": "string"
                        }
                      },
                      "required": [
                        "type"
                      ],
                      "type": "object",
                      "x-kubernetes-validations": [
                        {
                          "message": "If LoadBalancer type is consistentHash, consistentHash field needs to be set.",
                          "rule": "self.type == 'ConsistentHash' ? has(self.consistentHash) : !has(self.consistentHash)"
                        },
                        {
                          "message": "Currently SlowStart is only supported for RoundRobin and LeastRequest load balancers.",
                          "rule": "self.type in ['Random', 'ConsistentHash'] ? !has(self.slowStart) : true "
                        }
                      ],
                      "additionalProperties": false
                    },
                    "proxyProtocol": {
                      "description": "ProxyProtocol enables the Proxy Protocol when communicating with the backend.",
                      "properties": {
                        "version": {
                          "description": "Version of ProxyProtol\nValid ProxyProtocolVersion values are\n\"V1\"\n\"V2\"",
                          "enum": [
                            "V1",
                            "V2"
                          ],
                          "type": "string"
                        }
                      },
                      "required": [
                        "version"
                      ],
                      "type": "object",
                      "additionalProperties": false
                    },
                    "retry": {
                      "description": "Retry provides more advanced usage, allowing users to customize the number of retries, retry fallback strategy, and retry triggering conditions.\nIf not set, retry will be disabled.",
                      "properties": {
                        "numRetries": {
                          "default": 2,
                          "description": "NumRetries is the number of retries to be attempted. Defaults to 2.",
                          "format": "int32",
                          "minimum": 0,
                          "type": "integer"
                        },
                        "perRetry": {
                          "description": "PerRetry is the retry policy to be applied per retry attempt.",
                          "properties": {
                            "backOff": {
                              "description": "Backoff is the backoff policy to be applied per retry attempt. gateway uses a fully jittered exponential\nback-off algorithm for retries. For additional details,\nsee https://www.envoyproxy.io/docs/envoy/latest/configuration/http/http_filters/router_filter#config-http-filters-router-x-envoy-max-retries",
                              "properties": {
                                "baseInterval": {
                                  "description": "BaseInterval is the base interval between retries.",
                                  "format": "duration",
                                  "type": "string"
                                },
                                "maxInterval": {
                                  "description": "MaxInterval is the maximum interval between retries. This parameter is optional, but must be greater than or equal to the base_interval if set.\nThe default is 10 times the base_interval",
                                  "format": "duration",
                                  "type": "string"
                                }
                              },
                              "type": "object",
                              "additionalProperties": false
                            },
                            "timeout": {
                              "description": "Timeout is the timeout per retry attempt.",
                              "format": "duration",
                              "type": "string"
                            }
                          },
                          "type": "object",
                          "additionalProperties": false
                        },
                        "retryOn": {
                          "description": "RetryOn specifies the retry trigger condition.\n\nIf not specified, the default is to retry on connect-failure,refused-stream,unavailable,cancelled,retriable-status-codes(503).",
                          "properties": {
                            "httpStatusCodes": {
                              "description": "HttpStatusCodes specifies the http status codes to be retried.\nThe retriable-status-codes trigger must also be configured for these status codes to trigger a retry.",
                              "items": {
                                "description": "HTTPStatus defines the http status code.",
                                "exclusiveMaximum": true,
                                "maximum": 600,
                                "minimum": 100,
                                "type": "integer"
                              },
                              "type": "array"
                            },
                            "triggers": {
                              "description": "Triggers specifies the retry trigger condition(Http/Grpc).",
                              "items": {
                                "description": "TriggerEnum specifies the conditions that trigger retries.",
                                "enum": [
                                  "5xx",
                                  "gateway-error",
                                  "reset",
                                  "connect-failure",
                                  "retriable-4xx",
                                  "refused-stream",
                                  "retriable-status-codes",
                                  "cancelled",
                                  "deadline-exceeded",
                                  "internal",
                                  "resource-exhausted",
                                  "unavailable"
                                ],
                                "type": "string"
                              },
                              "type": "array"
                            }
                          },
                          "type": "object",
                          "additionalProperties": false
                        }
                      },
                      "type": "object",
                      "additionalProperties": false
                    },
                    "tcpKeepalive": {
                      "description": "TcpKeepalive settings associated with the upstream client connection.\nDisabled by default.",
                      "properties": {
                        "idleTime": {
                          "description": "The duration a connection needs to be idle before keep-alive\nprobes start being sent.\nThe duration format is\nDefaults to `7200s`.",
                          "pattern": "^([0-9]{1,5}(h|m|s|ms)){1,4}$",
                          "type": "string"
                        },
                        "interval": {
                          "description": "The duration between keep-alive probes.\nDefaults to `75s`.",
                          "pattern": "^([0-9]{1,5}(h|m|s|ms)){1,4}$",
                          "type": "string"
                        },
                        "probes": {
                          "description": "The total number of unacknowledged probes to send before deciding\nthe connection is dead.\nDefaults to 9.",
                          "format": "int32",
                          "type": "integer"
                        }
                      },
                      "type": "object",
                      "additionalProperties": false
                    },
                    "timeout": {
                      "description": "Timeout settings for the backend connections.",
                      "properties": {
                        "http": {
                          "description": "Timeout settings for HTTP.",
                          "properties": {
                            "connectionIdleTimeout": {
                              "description": "The idle timeout for an HTTP connection. Idle time is defined as a period in which there are no active requests in the connection.\nDefault: 1 hour.",
                              "pattern": "^([0-9]{1,5}(h|m|s|ms)){1,4}$",
                              "type": "string"
                            },
                            "maxConnectionDuration": {
                              "description": "The maximum duration of an HTTP connection.\nDefault: unlimited.",
                              "pattern": "^([0-9]{1,5}(h|m|s|ms)){1,4}$",
                              "type": "string"
                            },
                            "requestTimeout": {
                              "description": "RequestTimeout is the time until which entire response is received from the upstream.",
                              "pattern": "^([0-9]{1,5}(h|m|s|ms)){1,4}$",
                              "type": "string"
                            }
                          },
                          "type": "object",
                          "additionalProperties": false
                        },
                        "tcp": {
                          "description": "Timeout settings for TCP.",
                          "properties": {
                            "connectTimeout": {
                              "description": "The timeout for network connection establishment, including TCP and TLS handshakes.\nDefault: 10 seconds.",
                              "pattern": "^([0-9]{1,5}(h|m|s|ms)){1,4}$",
                              "type": "string"
                            }
                          },
                          "type": "object",
                          "additionalProperties": false
                        }
                      },
                      "type": "object",
                      "additionalProperties": false
                    }
                  },
                  "type": "object",
                  "additionalProperties": false
                },
                "headersToBackend": {
                  "description": "HeadersToBackend are the authorization response headers that will be added\nto the original client request before sending it to the backend server.\nNote that coexisting headers will be overridden.\nIf not specified, no authorization response headers will be added to the\noriginal client request.",
                  "items": {
                    "type": "string"
                  },
                  "type": "array"
                },
                "path": {
                  "description": "Path is the path of the HTTP External Authorization service.\nIf path is specified, the authorization request will be sent to that path,\nor else the authorization request will be sent to the root path.",
                  "type": "string"
                }
              },
              "type": "object",
              "x-kubernetes-validations": [
                {
                  "message": "backendRef or backendRefs needs to be set",
                  "rule": "has(self.backendRef) || self.backendRefs.size() > 0"
                },
                {
                  "message": "BackendRefs must be used, backendRef is not supported.",
                  "rule": "!has(self.backendRef)"
                },
                {
                  "message": "BackendRefs only supports Service and Backend kind.",
                  "rule": "has(self.backendRefs) ? self.backendRefs.all(f, f.kind == 'Service' || f.kind == 'Backend') : true"
                },
                {
                  "message": "BackendRefs only supports Core and gateway.envoyproxy.io group.",
                  "rule": "has(self.backendRefs) ? (self.backendRefs.all(f, f.group == \"\" || f.group == 'gateway.envoyproxy.io')) : true"
                }
              ],
              "additionalProperties": false
            },
            "recomputeRoute": {
              "description": "RecomputeRoute clears the route cache and recalculates the routing decision.\nThis field must be enabled if the headers added or modified by the ExtAuth are used for\nroute matching decisions. If the recomputation selects a new route, features targeting\nthe new matched route will be applied.",
              "type": "boolean"
            }
          },
          "type": "object",
          "x-kubernetes-validations": [
            {
              "message": "one of grpc or http must be specified",
              "rule": "(has(self.grpc) || has(self.http))"
            },
            {
              "message": "only one of grpc or http can be specified",
              "rule": "(has(self.grpc) && !has(self.http)) || (!has(self.grpc) && has(self.http))"
            }
          ],
          "additionalProperties": false
        },
        "jwt": {
          "description": "JWT defines the configuration for JSON Web Token (JWT) authentication.",
          "properties": {
            "optional": {
              "description": "Optional determines whether a missing JWT is acceptable, defaulting to false if not specified.\nNote: Even if optional is set to true, JWT authentication will still fail if an invalid JWT is presented.",
              "type": "boolean"
            },
            "providers": {
              "description": "Providers defines the JSON Web Token (JWT) authentication provider type.\nWhen multiple JWT providers are specified, the JWT is considered valid if\nany of the providers successfully validate the JWT. For additional details,\nsee https://www.envoyproxy.io/docs/envoy/latest/configuration/http/http_filters/jwt_authn_filter.html.",
              "items": {
                "description": "JWTProvider defines how a JSON Web Token (JWT) can be verified.",
                "properties": {
                  "audiences": {
                    "description": "Audiences is a list of JWT audiences allowed access. For additional details, see\nhttps://tools.ietf.org/html/rfc7519#section-4.1.3. If not provided, JWT audiences\nare not checked.",
                    "items": {
                      "type": "string"
                    },
                    "maxItems": 8,
                    "type": "array"
                  },
                  "claimToHeaders": {
                    "description": "ClaimToHeaders is a list of JWT claims that must be extracted into HTTP request headers\nFor examples, following config:\nThe claim must be of type; string, int, double, bool. Array type claims are not supported",
                    "items": {
                      "description": "ClaimToHeader defines a configuration to convert JWT claims into HTTP headers",
                      "properties": {
                        "claim": {
                          "description": "Claim is the JWT Claim that should be saved into the header : it can be a nested claim of type\n(eg. \"claim.nested.key\", \"sub\"). The nested claim name must use dot \".\"\nto separate the JSON name path.",
                          "type": "string"
                        },
                        "header": {
                          "description": "Header defines the name of the HTTP request header that the JWT Claim will be saved into.",
                          "type": "string"
                        }
                      },
                      "required": [
                        "claim",
                        "header"
                      ],
                      "type": "object",
                      "additionalProperties": false
                    },
                    "type": "array"
                  },
                  "extractFrom": {
                    "description": "ExtractFrom defines different ways to extract the JWT token from HTTP request.\nIf empty, it defaults to extract JWT token from the Authorization HTTP request header using Bearer schema\nor access_token from query parameters.",
                    "properties": {
                      "cookies": {
                        "description": "Cookies represents a list of cookie names to extract the JWT token from.",
                        "items": {
                          "type": "string"
                        },
                        "type": "array"
                      },
                      "headers": {
                        "description": "Headers represents a list of HTTP request headers to extract the JWT token from.",
                        "items": {
                          "description": "JWTHeaderExtractor defines an HTTP header location to extract JWT token",
                          "properties": {
                            "name": {
                              "description": "Name is the HTTP header name to retrieve the token",
                              "type": "string"
                            },
                            "valuePrefix": {
                              "description": "ValuePrefix is the prefix that should be stripped before extracting the token.\nThe format would be used by Envoy like \"{ValuePrefix}<TOKEN>\".\nFor example, \"Authorization: Bearer <TOKEN>\", then the ValuePrefix=\"Bearer \" with a space at the end.",
                              "type": "string"
                            }
                          },
                          "required": [
                            "name"
                          ],
                          "type": "object",
                          "additionalProperties": false
                        },
                        "type": "array"
                      },
                      "params": {
                        "description": "Params represents a list of query parameters to extract the JWT token from.",
                        "items": {
                          "type": "string"
                        },
                        "type": "array"
                      }
                    },
                    "type": "object",
                    "additionalProperties": false
                  },
                  "issuer": {
                    "description": "Issuer is the principal that issued the JWT and takes the form of a URL or email address.\nFor additional details, see https://tools.ietf.org/html/rfc7519#section-4.1.1 for\nURL format and https://rfc-editor.org/rfc/rfc5322.html for email format. If not provided,\nthe JWT issuer is not checked.",
                    "maxLength": 253,
                    "type": "string"
                  },
                  "name": {
                    "description": "Name defines a unique name for the JWT provider. A name can have a variety of forms,\nincluding RFC1123 subdomains, RFC 1123 labels, or RFC 1035 labels.",
                    "maxLength": 253,
                    "minLength": 1,
                    "type": "string"
                  },
                  "recomputeRoute": {
                    "description": "RecomputeRoute clears the route cache and recalculates the routing decision.\nThis field must be enabled if the headers generated from the claim are used for\nroute matching decisions. If the recomputation selects a new route, features targeting\nthe new matched route will be applied.",
                    "type": "boolean"
                  },
                  "remoteJWKS": {
                    "description": "RemoteJWKS defines how to fetch and cache JSON Web Key Sets (JWKS) from a remote\nHTTP/HTTPS endpoint.",
                    "properties": {
                      "uri": {
                        "description": "URI is the HTTPS URI to fetch the JWKS. Envoy's system trust bundle is used to\nvalidate the server certificate.",
                        "maxLength": 253,
                        "minLength": 1,
                        "type": "string"
                      }
                    },
                    "required": [
                      "uri"
                    ],
                    "type": "object",
                    "additionalProperties": false
                  }
                },
                "required": [
                  "name",
                  "remoteJWKS"
                ],
                "type": "object",
                "x-kubernetes-validations": [
                  {
                    "message": "claimToHeaders must be specified if recomputeRoute is enabled",
                    "rule": "(has(self.recomputeRoute) && self.recomputeRoute) ? size(self.claimToHeaders) > 0 : true"
                  }
                ],
                "additionalProperties": false
              },
              "maxItems": 4,
              "minItems": 1,
              "type": "array"
            }
          },
          "required": [
            "providers"
          ],
          "type": "object",
          "additionalProperties": false
        },
        "oidc": {
          "description": "OIDC defines the configuration for the OpenID Connect (OIDC) authentication.",
          "properties": {
            "clientID": {
              "description": "The client ID to be used in the OIDC\n[Authentication Request](https://openid.net/specs/openid-connect-core-1_0.html#AuthRequest).",
              "minLength": 1,
              "type": "string"
            },
            "clientSecret": {
              "description": "The Kubernetes secret which contains the OIDC client secret to be used in the\n[Authentication Request](https://openid.net/specs/openid-connect-core-1_0.html#AuthRequest).\n\nThis is an Opaque secret. The client secret should be stored in the key\n\"client-secret\".",
              "properties": {
                "group": {
                  "default": "",
                  "description": "Group is the group of the referent. For example, \"gateway.networking.k8s.io\".\nWhen unspecified or empty string, core API group is inferred.",
                  "maxLength": 253,
                  "pattern": "^$|^[a-z0-9]([-a-z0-9]*[a-z0-9])?(\\.[a-z0-9]([-a-z0-9]*[a-z0-9])?)*$",
                  "type": "string"
                },
                "kind": {
                  "default": "Secret",
                  "description": "Kind is kind of the referent. For example \"Secret\".",
                  "maxLength": 63,
                  "minLength": 1,
                  "pattern": "^[a-zA-Z]([-a-zA-Z0-9]*[a-zA-Z0-9])?$",
                  "type": "string"
                },
                "name": {
                  "description": "Name is the name of the referent.",
                  "maxLength": 253,
                  "minLength": 1,
                  "type": "string"
                },
                "namespace": {
                  "description": "Namespace is the namespace of the referenced object. When unspecified, the local\nnamespace is inferred.\n\nNote that when a namespace different than the local namespace is specified,\na ReferenceGrant object is required in the referent namespace to allow that\nnamespace's owner to accept the reference. See the ReferenceGrant\ndocumentation for details.\n\nSupport: Core",
                  "maxLength": 63,
                  "minLength": 1,
                  "pattern": "^[a-z0-9]([-a-z0-9]*[a-z0-9])?$",
                  "type": "string"
                }
              },
              "required": [
                "name"
              ],
              "type": "object",
              "additionalProperties": false
            },
            "cookieDomain": {
              "description": "The optional domain to set the access and ID token cookies on.\nIf not set, the cookies will default to the host of the request, not including the subdomains.\nIf set, the cookies will be set on the specified domain and all subdomains.\nThis means that requests to any subdomain will not require reauthentication after users log in to the parent domain.",
              "pattern": "^[a-z0-9]([-a-z0-9]*[a-z0-9])?(\\.[a-z0-9]([-a-z0-9]*[a-z0-9]))*$",
              "type": "string"
            },
            "cookieNames": {
              "description": "The optional cookie name overrides to be used for Bearer and IdToken cookies in the\n[Authentication Request](https://openid.net/specs/openid-connect-core-1_0.html#AuthRequest).\nIf not specified, uses a randomly generated suffix",
              "properties": {
                "accessToken": {
                  "description": "The name of the cookie used to store the AccessToken in the\n[Authentication Request](https://openid.net/specs/openid-connect-core-1_0.html#AuthRequest).\nIf not specified, defaults to \"AccessToken-(randomly generated uid)\"",
                  "type": "string"
                },
                "idToken": {
                  "description": "The name of the cookie used to store the IdToken in the\n[Authentication Request](https://openid.net/specs/openid-connect-core-1_0.html#AuthRequest).\nIf not specified, defaults to \"IdToken-(randomly generated uid)\"",
                  "type": "string"
                }
              },
              "type": "object",
              "additionalProperties": false
            },
            "defaultRefreshTokenTTL": {
              "description": "DefaultRefreshTokenTTL is the default lifetime of the refresh token.\nThis field is only used when the exp (expiration time) claim is omitted in\nthe refresh token or the refresh token is not JWT.\n\nIf not specified, defaults to 604800s (one week).\nNote: this field is only applicable when the \"refreshToken\" field is set to true.",
              "type": "string"
            },
            "defaultTokenTTL": {
              "description": "DefaultTokenTTL is the default lifetime of the id token and access token.\nPlease note that Envoy will always use the expiry time from the response\nof the authorization server if it is provided. This field is only used when\nthe expiry time is not provided by the authorization.\n\nIf not specified, defaults to 0. In this case, the \"expires_in\" field in\nthe authorization response must be set by the authorization server, or the\nOAuth flow will fail.",
              "type": "string"
            },
            "forwardAccessToken": {
              "description": "ForwardAccessToken indicates whether the Envoy should forward the access token\nvia the Authorization header Bearer scheme to the upstream.\nIf not specified, defaults to false.",
              "type": "boolean"
            },
            "logoutPath": {
              "description": "The path to log a user out, clearing their credential cookies.\n\nIf not specified, uses a default logout path \"/logout\"",
              "type": "string"
            },
            "provider": {
              "description": "The OIDC Provider configuration.",
              "properties": {
                "authorizationEndpoint": {
                  "description": "The OIDC Provider's [authorization endpoint](https://openid.net/specs/openid-connect-core-1_0.html#AuthorizationEndpoint).\nIf not provided, EG will try to discover it from the provider's [Well-Known Configuration Endpoint](https://openid.net/specs/openid-connect-discovery-1_0.html#ProviderConfigurationResponse).",
                  "type": "string"
                },
                "backendRef": {
                  "description": "BackendRef references a Kubernetes object that represents the\nbackend server to which the authorization request will be sent.\n\nDeprecated: Use BackendRefs instead.",
                  "properties": {
                    "group": {
                      "default": "",
                      "description": "Group is the group of the referent. For example, \"gateway.networking.k8s.io\".\nWhen unspecified or empty string, core API group is inferred.",
                      "maxLength": 253,
                      "pattern": "^$|^[a-z0-9]([-a-z0-9]*[a-z0-9])?(\\.[a-z0-9]([-a-z0-9]*[a-z0-9])?)*$",
                      "type": "string"
                    },
                    "kind": {
                      "default": "Service",
                      "description": "Kind is the Kubernetes resource kind of the referent. For example\n\"Service\".\n\nDefaults to \"Service\" when not specified.\n\nExternalName services can refer to CNAME DNS records that may live\noutside of the cluster and as such are difficult to reason about in\nterms of conformance. They also may not be safe to forward to (see\nCVE-2021-25740 for more information). Implementations SHOULD NOT\nsupport ExternalName Services.\n\nSupport: Core (Services with a type other than ExternalName)\n\nSupport: Implementation-specific (Services with type ExternalName)",
                      "maxLength": 63,
                      "minLength": 1,
                      "pattern": "^[a-zA-Z]([-a-zA-Z0-9]*[a-zA-Z0-9])?$",
                      "type": "string"
                    },
                    "name": {
                      "description": "Name is the name of the referent.",
                      "maxLength": 253,
                      "minLength": 1,
                      "type": "string"
                    },
                    "namespace": {
                      "description": "Namespace is the namespace of the backend. When unspecified, the local\nnamespace is inferred.\n\nNote that when a namespace different than the local namespace is specified,\na ReferenceGrant object is required in the referent namespace to allow that\nnamespace's owner to accept the reference. See the ReferenceGrant\ndocumentation for details.\n\nSupport: Core",
                      "maxLength": 63,
                      "minLength": 1,
                      "pattern": "^[a-z0-9]([-a-z0-9]*[a-z0-9])?$",
                      "type": "string"
                    },
                    "port": {
                      "description": "Port specifies the destination port number to use for this resource.\nPort is required when the referent is a Kubernetes Service. In this\ncase, the port number is the service port number, not the target port.\nFor other resources, destination port might be derived from the referent\nresource or this field.",
                      "format": "int32",
                      "maximum": 65535,
                      "minimum": 1,
                      "type": "integer"
                    }
                  },
                  "required": [
                    "name"
                  ],
                  "type": "object",
                  "x-kubernetes-validations": [
                    {
                      "message": "Must have port for Service reference",
                      "rule": "(size(self.group) == 0 && self.kind == 'Service') ? has(self.port) : true"
                    }
                  ],
                  "additionalProperties": false
                },
                "backendRefs": {
                  "description": "BackendRefs references a Kubernetes object that represents the\nbackend server to which the authorization request will be sent.",
                  "items": {
                    "description": "BackendRef defines how an ObjectReference that is specific to BackendRef.",
                    "properties": {
                      "fallback": {
                        "description": "Fallback indicates whether the backend is designated as a fallback.\nMultiple fallback backends can be configured.\nIt is highly recommended to configure active or passive health checks to ensure that failover can be detected\nwhen the active backends become unhealthy and to automatically readjust once the primary backends are healthy again.\nThe overprovisioning factor is set to 1.4, meaning the fallback backends will only start receiving traffic when\nthe health of the active backends falls below 72%.",
                        "type": "boolean"
                      },
                      "group": {
                        "default": "",
                        "description": "Group is the group of the referent. For example, \"gateway.networking.k8s.io\".\nWhen unspecified or empty string, core API group is inferred.",
                        "maxLength": 253,
                        "pattern": "^$|^[a-z0-9]([-a-z0-9]*[a-z0-9])?(\\.[a-z0-9]([-a-z0-9]*[a-z0-9])?)*$",
                        "type": "string"
                      },
                      "kind": {
                        "default": "Service",
                        "description": "Kind is the Kubernetes resource kind of the referent. For example\n\"Service\".\n\nDefaults to \"Service\" when not specified.\n\nExternalName services can refer to CNAME DNS records that may live\noutside of the cluster and as such are difficult to reason about in\nterms of conformance. They also may not be safe to forward to (see\nCVE-2021-25740 for more information). Implementations SHOULD NOT\nsupport ExternalName Services.\n\nSupport: Core (Services with a type other than ExternalName)\n\nSupport: Implementation-specific (Services with type ExternalName)",
                        "maxLength": 63,
                        "minLength": 1,
                        "pattern": "^[a-zA-Z]([-a-zA-Z0-9]*[a-zA-Z0-9])?$",
                        "type": "string"
                      },
                      "name": {
                        "description": "Name is the name of the referent.",
                        "maxLength": 253,
                        "minLength": 1,
                        "type": "string"
                      },
                      "namespace": {
                        "description": "Namespace is the namespace of the backend. When unspecified, the local\nnamespace is inferred.\n\nNote that when a namespace different than the local namespace is specified,\na ReferenceGrant object is required in the referent namespace to allow that\nnamespace's owner to accept the reference. See the ReferenceGrant\ndocumentation for details.\n\nSupport: Core",
                        "maxLength": 63,
                        "minLength": 1,
                        "pattern": "^[a-z0-9]([-a-z0-9]*[a-z0-9])?$",
                        "type": "string"
                      },
                      "port": {
                        "description": "Port specifies the destination port number to use for this resource.\nPort is required when the referent is a Kubernetes Service. In this\ncase, the port number is the service port number, not the target port.\nFor other resources, destination port might be derived from the referent\nresource or this field.",
                        "format": "int32",
                        "maximum": 65535,
                        "minimum": 1,
                        "type": "integer"
                      }
                    },
                    "required": [
                      "name"
                    ],
                    "type": "object",
                    "x-kubernetes-validations": [
                      {
                        "message": "Must have port for Service reference",
                        "rule": "(size(self.group) == 0 && self.kind == 'Service') ? has(self.port) : true"
                      }
                    ],
                    "additionalProperties": false
                  },
                  "maxItems": 16,
                  "type": "array"
                },
                "backendSettings": {
                  "description": "BackendSettings holds configuration for managing the connection\nto the backend.",
                  "properties": {
                    "circuitBreaker": {
                      "description": "Circuit Breaker settings for the upstream connections and requests.\nIf not set, circuit breakers will be enabled with the default thresholds",
                      "properties": {
                        "maxConnections": {
                          "default": 1024,
                          "description": "The maximum number of connections that Envoy will establish to the referenced backend defined within a xRoute rule.",
                          "format": "int64",
                          "maximum": 4294967295,
                          "minimum": 0,
                          "type": "integer"
                        },
                        "maxParallelRequests": {
                          "default": 1024,
                          "description": "The maximum number of parallel requests that Envoy will make to the referenced backend defined within a xRoute rule.",
                          "format": "int64",
                          "maximum": 4294967295,
                          "minimum": 0,
                          "type": "integer"
                        },
                        "maxParallelRetries": {
                          "default": 1024,
                          "description": "The maximum number of parallel retries that Envoy will make to the referenced backend defined within a xRoute rule.",
                          "format": "int64",
                          "maximum": 4294967295,
                          "minimum": 0,
                          "type": "integer"
                        },
                        "maxPendingRequests": {
                          "default": 1024,
                          "description": "The maximum number of pending requests that Envoy will queue to the referenced backend defined within a xRoute rule.",
                          "format": "int64",
                          "maximum": 4294967295,
                          "minimum": 0,
                          "type": "integer"
                        },
                        "maxRequestsPerConnection": {
                          "description": "The maximum number of requests that Envoy will make over a single connection to the referenced backend defined within a xRoute rule.\nDefault: unlimited.",
                          "format": "int64",
                          "maximum": 4294967295,
                          "minimum": 0,
                          "type": "integer"
                        }
                      },
                      "type": "object",
                      "additionalProperties": false
                    },
                    "connection": {
                      "description": "Connection includes backend connection settings.",
                      "properties": {
                        "bufferLimit": {
                          "allOf": [
                            {
                              "pattern": "^(\\+|-)?(([0-9]+(\\.[0-9]*)?)|(\\.[0-9]+))(([KMGTPE]i)|[numkMGTPE]|([eE](\\+|-)?(([0-9]+(\\.[0-9]*)?)|(\\.[0-9]+))))?$"
                            },
                            {
                              "pattern": "^[1-9]+[0-9]*([EPTGMK]i|[EPTGMk])?$"
                            }
                          ],
                          "anyOf": [
                            {
                              "type": "integer"
                            },
                            {
                              "type": "string"
                            }
                          ],
                          "description": "BufferLimit Soft limit on size of the cluster\u2019s connections read and write buffers.\nBufferLimit applies to connection streaming (maybe non-streaming) channel between processes, it's in user space.\nIf unspecified, an implementation defined default is applied (32768 bytes).\nFor example, 20Mi, 1Gi, 256Ki etc.\nNote: that when the suffix is not provided, the value is interpreted as bytes.",
                          "x-kubernetes-int-or-string": true
                        },
                        "socketBufferLimit": {
                          "allOf": [
                            {
                              "pattern": "^(\\+|-)?(([0-9]+(\\.[0-9]*)?)|(\\.[0-9]+))(([KMGTPE]i)|[numkMGTPE]|([eE](\\+|-)?(([0-9]+(\\.[0-9]*)?)|(\\.[0-9]+))))?$"
                            },
                            {
                              "pattern": "^[1-9]+[0-9]*([EPTGMK]i|[EPTGMk])?$"
                            }
                          ],
                          "anyOf": [
                            {
                              "type": "integer"
                            },
                            {
                              "type": "string"
                            }
                          ],
                          "description": "SocketBufferLimit provides configuration for the maximum buffer size in bytes for each socket\nto backend.\nSocketBufferLimit applies to socket streaming channel between TCP/IP stacks, it's in kernel space.\nFor example, 20Mi, 1Gi, 256Ki etc.\nNote that when the suffix is not provided, the value is interpreted as bytes.",
                          "x-kubernetes-int-or-string": true
                        }
                      },
                      "type": "object",
                      "additionalProperties": false
                    },
                    "dns": {
                      "description": "DNS includes dns resolution settings.",
                      "properties": {
                        "dnsRefreshRate": {
                          "description": "DNSRefreshRate specifies the rate at which DNS records should be refreshed.\nDefaults to 30 seconds.",
                          "type": "string"
                        },
                        "respectDnsTtl": {
                          "description": "RespectDNSTTL indicates whether the DNS Time-To-Live (TTL) should be respected.\nIf the value is set to true, the DNS refresh rate will be set to the resource record\u2019s TTL.\nDefaults to true.",
                          "type": "boolean"
                        }
                      },
                      "type": "object",
                      "additionalProperties": false
                    },
                    "healthCheck": {
                      "description": "HealthCheck allows gateway to perform active health checking on backends.",
                      "properties": {
                        "active": {
                          "description": "Active health check configuration",
                          "properties": {
                            "grpc": {
                              "description": "GRPC defines the configuration of the GRPC health checker.\nIt's optional, and can only be used if the specified type is GRPC.",
                              "properties": {
                                "service": {
                                  "description": "Service to send in the health check request.\nIf this is not specified, then the health check request applies to the entire\nserver and not to a specific service.",
                                  "type": "string"
                                }
                              },
                              "type": "object",
                              "additionalProperties": false
                            },
                            "healthyThreshold": {
                              "default": 1,
                              "description": "HealthyThreshold defines the number of healthy health checks required before a backend host is marked healthy.",
                              "format": "int32",
                              "minimum": 1,
                              "type": "integer"
                            },
                            "http": {
                              "description": "HTTP defines the configuration of http health checker.\nIt's required while the health checker type is HTTP.",
                              "properties": {
                                "expectedResponse": {
                                  "description": "ExpectedResponse defines a list of HTTP expected responses to match.",
                                  "properties": {
                                    "binary": {
                                      "description": "Binary payload base64 encoded.",
                                      "format": "byte",
                                      "type": "string"
                                    },
                                    "text": {
                                      "description": "Text payload in plain text.",
                                      "type": "string"
                                    },
                                    "type": {
                                      "allOf": [
                                        {
                                          "enum": [
                                            "Text",
                                            "Binary"
                                          ]
                                        },
                                        {
                                          "enum": [
                                            "Text",
                                            "Binary"
                                          ]
                                        }
                                      ],
                                      "description": "Type defines the type of the payload.",
                                      "type": "string"
                                    }
                                  },
                                  "required": [
                                    "type"
                                  ],
                                  "type": "object",
                                  "x-kubernetes-validations": [
                                    {
                                      "message": "If payload type is Text, text field needs to be set.",
                                      "rule": "self.type == 'Text' ? has(self.text) : !has(self.text)"
                                    },
                                    {
                                      "message": "If payload type is Binary, binary field needs to be set.",
                                      "rule": "self.type == 'Binary' ? has(self.binary) : !has(self.binary)"
                                    }
                                  ],
                                  "additionalProperties": false
                                },
                                "expectedStatuses": {
                                  "description": "ExpectedStatuses defines a list of HTTP response statuses considered healthy.\nDefaults to 200 only",
                                  "items": {
                                    "description": "HTTPStatus defines the http status code.",
                                    "exclusiveMaximum": true,
                                    "maximum": 600,
                                    "minimum": 100,
                                    "type": "integer"
                                  },
                                  "type": "array"
                                },
                                "method": {
                                  "description": "Method defines the HTTP method used for health checking.\nDefaults to GET",
                                  "type": "string"
                                },
                                "path": {
                                  "description": "Path defines the HTTP path that will be requested during health checking.",
                                  "maxLength": 1024,
                                  "minLength": 1,
                                  "type": "string"
                                }
                              },
                              "required": [
                                "path"
                              ],
                              "type": "object",
                              "additionalProperties": false
                            },
                            "interval": {
                              "default": "3s",
                              "description": "Interval defines the time between active health checks.",
                              "format": "duration",
                              "type": "string"
                            },
                            "tcp": {
                              "description": "TCP defines the configuration of tcp health checker.\nIt's required while the health checker type is TCP.",
                              "properties": {
                                "receive": {
                                  "description": "Receive defines the expected response payload.",
                                  "properties": {
                                    "binary": {
                                      "description": "Binary payload base64 encoded.",
                                      "format": "byte",
                                      "type": "string"
                                    },
                                    "text": {
                                      "description": "Text payload in plain text.",
                                      "type": "string"
                                    },
                                    "type": {
                                      "allOf": [
                                        {
                                          "enum": [
                                            "Text",
                                            "Binary"
                                          ]
                                        },
                                        {
                                          "enum": [
                                            "Text",
                                            "Binary"
                                          ]
                                        }
                                      ],
                                      "description": "Type defines the type of the payload.",
                                      "type": "string"
                                    }
                                  },
                                  "required": [
                                    "type"
                                  ],
                                  "type": "object",
                                  "x-kubernetes-validations": [
                                    {
                                      "message": "If payload type is Text, text field needs to be set.",
                                      "rule": "self.type == 'Text' ? has(self.text) : !has(self.text)"
                                    },
                                    {
                                      "message": "If payload type is Binary, binary field needs to be set.",
                                      "rule": "self.type == 'Binary' ? has(self.binary) : !has(self.binary)"
                                    }
                                  ],
                                  "additionalProperties": false
                                },
                                "send": {
                                  "description": "Send defines the request payload.",
                                  "properties": {
                                    "binary": {
                                      "description": "Binary payload base64 encoded.",
                                      "format": "byte",
                                      "type": "string"
                                    },
                                    "text": {
                                      "description": "Text payload in plain text.",
                                      "type": "string"
                                    },
                                    "type": {
                                      "allOf": [
                                        {
                                          "enum": [
                                            "Text",
                                            "Binary"
                                          ]
                                        },
                                        {
                                          "enum": [
                                            "Text",
                                            "Binary"
                                          ]
                                        }
                                      ],
                                      "description": "Type defines the type of the payload.",
                                      "type": "string"
                                    }
                                  },
                                  "required": [
                                    "type"
                                  ],
                                  "type": "object",
                                  "x-kubernetes-validations": [
                                    {
                                      "message": "If payload type is Text, text field needs to be set.",
                                      "rule": "self.type == 'Text' ? has(self.text) : !has(self.text)"
                                    },
                                    {
                                      "message": "If payload type is Binary, binary field needs to be set.",
                                      "rule": "self.type == 'Binary' ? has(self.binary) : !has(self.binary)"
                                    }
                                  ],
                                  "additionalProperties": false
                                }
                              },
                              "type": "object",
                              "additionalProperties": false
                            },
                            "timeout": {
                              "default": "1s",
                              "description": "Timeout defines the time to wait for a health check response.",
                              "format": "duration",
                              "type": "string"
                            },
                            "type": {
                              "allOf": [
                                {
                                  "enum": [
                                    "HTTP",
                                    "TCP",
                                    "GRPC"
                                  ]
                                },
                                {
                                  "enum": [
                                    "HTTP",
                                    "TCP",
                                    "GRPC"
                                  ]
                                }
                              ],
                              "description": "Type defines the type of health checker.",
                              "type": "string"
                            },
                            "unhealthyThreshold": {
                              "default": 3,
                              "description": "UnhealthyThreshold defines the number of unhealthy health checks required before a backend host is marked unhealthy.",
                              "format": "int32",
                              "minimum": 1,
                              "type": "integer"
                            }
                          },
                          "required": [
                            "type"
                          ],
                          "type": "object",
                          "x-kubernetes-validations": [
                            {
                              "message": "If Health Checker type is HTTP, http field needs to be set.",
                              "rule": "self.type == 'HTTP' ? has(self.http) : !has(self.http)"
                            },
                            {
                              "message": "If Health Checker type is TCP, tcp field needs to be set.",
                              "rule": "self.type == 'TCP' ? has(self.tcp) : !has(self.tcp)"
                            },
                            {
                              "message": "The grpc field can only be set if the Health Checker type is GRPC.",
                              "rule": "has(self.grpc) ? self.type == 'GRPC' : true"
                            }
                          ],
                          "additionalProperties": false
                        },
                        "passive": {
                          "description": "Passive passive check configuration",
                          "properties": {
                            "baseEjectionTime": {
                              "default": "30s",
                              "description": "BaseEjectionTime defines the base duration for which a host will be ejected on consecutive failures.",
                              "format": "duration",
                              "type": "string"
                            },
                            "consecutive5XxErrors": {
                              "default": 5,
                              "description": "Consecutive5xxErrors sets the number of consecutive 5xx errors triggering ejection.",
                              "format": "int32",
                              "type": "integer"
                            },
                            "consecutiveGatewayErrors": {
                              "default": 0,
                              "description": "ConsecutiveGatewayErrors sets the number of consecutive gateway errors triggering ejection.",
                              "format": "int32",
                              "type": "integer"
                            },
                            "consecutiveLocalOriginFailures": {
                              "default": 5,
                              "description": "ConsecutiveLocalOriginFailures sets the number of consecutive local origin failures triggering ejection.\nParameter takes effect only when split_external_local_origin_errors is set to true.",
                              "format": "int32",
                              "type": "integer"
                            },
                            "interval": {
                              "default": "3s",
                              "description": "Interval defines the time between passive health checks.",
                              "format": "duration",
                              "type": "string"
                            },
                            "maxEjectionPercent": {
                              "default": 10,
                              "description": "MaxEjectionPercent sets the maximum percentage of hosts in a cluster that can be ejected.",
                              "format": "int32",
                              "type": "integer"
                            },
                            "splitExternalLocalOriginErrors": {
                              "default": false,
                              "description": "SplitExternalLocalOriginErrors enables splitting of errors between external and local origin.",
                              "type": "boolean"
                            }
                          },
                          "type": "object",
                          "additionalProperties": false
                        }
                      },
                      "type": "object",
                      "additionalProperties": false
                    },
                    "http2": {
                      "description": "HTTP2 provides HTTP/2 configuration for backend connections.",
                      "properties": {
                        "initialConnectionWindowSize": {
                          "allOf": [
                            {
                              "pattern": "^(\\+|-)?(([0-9]+(\\.[0-9]*)?)|(\\.[0-9]+))(([KMGTPE]i)|[numkMGTPE]|([eE](\\+|-)?(([0-9]+(\\.[0-9]*)?)|(\\.[0-9]+))))?$"
                            },
                            {
                              "pattern": "^[1-9]+[0-9]*([EPTGMK]i|[EPTGMk])?$"
                            }
                          ],
                          "anyOf": [
                            {
                              "type": "integer"
                            },
                            {
                              "type": "string"
                            }
                          ],
                          "description": "InitialConnectionWindowSize sets the initial window size for HTTP/2 connections.\nIf not set, the default value is 1 MiB.",
                          "x-kubernetes-int-or-string": true
                        },
                        "initialStreamWindowSize": {
                          "allOf": [
                            {
                              "pattern": "^(\\+|-)?(([0-9]+(\\.[0-9]*)?)|(\\.[0-9]+))(([KMGTPE]i)|[numkMGTPE]|([eE](\\+|-)?(([0-9]+(\\.[0-9]*)?)|(\\.[0-9]+))))?$"
                            },
                            {
                              "pattern": "^[1-9]+[0-9]*([EPTGMK]i|[EPTGMk])?$"
                            }
                          ],
                          "anyOf": [
                            {
                              "type": "integer"
                            },
                            {
                              "type": "string"
                            }
                          ],
                          "description": "InitialStreamWindowSize sets the initial window size for HTTP/2 streams.\nIf not set, the default value is 64 KiB(64*1024).",
                          "x-kubernetes-int-or-string": true
                        },
                        "maxConcurrentStreams": {
                          "description": "MaxConcurrentStreams sets the maximum number of concurrent streams allowed per connection.\nIf not set, the default value is 100.",
                          "format": "int32",
                          "maximum": 2147483647,
                          "minimum": 1,
                          "type": "integer"
                        },
                        "onInvalidMessage": {
                          "description": "OnInvalidMessage determines if Envoy will terminate the connection or just the offending stream in the event of HTTP messaging error\nIt's recommended for L2 Envoy deployments to set this value to TerminateStream.\nhttps://www.envoyproxy.io/docs/envoy/latest/configuration/best_practices/level_two\nDefault: TerminateConnection",
                          "type": "string"
                        }
                      },
                      "type": "object",
                      "additionalProperties": false
                    },
                    "loadBalancer": {
                      "description": "LoadBalancer policy to apply when routing traffic from the gateway to\nthe backend endpoints. Defaults to `LeastRequest`.",
                      "properties": {
                        "consistentHash": {
                          "description": "ConsistentHash defines the configuration when the load balancer type is\nset to ConsistentHash",
                          "properties": {
                            "cookie": {
                              "description": "Cookie configures the cookie hash policy when the consistent hash type is set to Cookie.",
                              "properties": {
                                "attributes": {
                                  "additionalProperties": {
                                    "type": "string"
                                  },
                                  "description": "Additional Attributes to set for the generated cookie.",
                                  "type": "object"
                                },
                                "name": {
                                  "description": "Name of the cookie to hash.\nIf this cookie does not exist in the request, Envoy will generate a cookie and set\nthe TTL on the response back to the client based on Layer 4\nattributes of the backend endpoint, to ensure that these future requests\ngo to the same backend endpoint. Make sure to set the TTL field for this case.",
                                  "type": "string"
                                },
                                "ttl": {
                                  "description": "TTL of the generated cookie if the cookie is not present. This value sets the\nMax-Age attribute value.",
                                  "type": "string"
                                }
                              },
                              "required": [
                                "name"
                              ],
                              "type": "object",
                              "additionalProperties": false
                            },
                            "header": {
                              "description": "Header configures the header hash policy when the consistent hash type is set to Header.",
                              "properties": {
                                "name": {
                                  "description": "Name of the header to hash.",
                                  "type": "string"
                                }
                              },
                              "required": [
                                "name"
                              ],
                              "type": "object",
                              "additionalProperties": false
                            },
                            "tableSize": {
                              "default": 65537,
                              "description": "The table size for consistent hashing, must be prime number limited to 5000011.",
                              "format": "int64",
                              "maximum": 5000011,
                              "minimum": 2,
                              "type": "integer"
                            },
                            "type": {
                              "description": "ConsistentHashType defines the type of input to hash on. Valid Type values are\n\"SourceIP\",\n\"Header\",\n\"Cookie\".",
                              "enum": [
                                "SourceIP",
                                "Header",
                                "Cookie"
                              ],
                              "type": "string"
                            }
                          },
                          "required": [
                            "type"
                          ],
                          "type": "object",
                          "x-kubernetes-validations": [
                            {
                              "message": "If consistent hash type is header, the header field must be set.",
                              "rule": "self.type == 'Header' ? has(self.header) : !has(self.header)"
                            },
                            {
                              "message": "If consistent hash type is cookie, the cookie field must be set.",
                              "rule": "self.type == 'Cookie' ? has(self.cookie) : !has(self.cookie)"
                            }
                          ],
                          "additionalProperties": false
                        },
                        "slowStart": {
                          "description": "SlowStart defines the configuration related to the slow start load balancer policy.\nIf set, during slow start window, traffic sent to the newly added hosts will gradually increase.\nCurrently this is only supported for RoundRobin and LeastRequest load balancers",
                          "properties": {
                            "window": {
                              "description": "Window defines the duration of the warm up period for newly added host.\nDuring slow start window, traffic sent to the newly added hosts will gradually increase.\nCurrently only supports linear growth of traffic. For additional details,\nsee https://www.envoyproxy.io/docs/envoy/latest/api-v3/config/cluster/v3/cluster.proto#config-cluster-v3-cluster-slowstartconfig",
                              "type": "string"
                            }
                          },
                          "required": [
                            "window"
                          ],
                          "type": "object",
                          "additionalProperties": false
                        },
                        "type": {
                          "description": "Type decides the type of Load Balancer policy.\nValid LoadBalancerType values are\n\"ConsistentHash\",\n\"LeastRequest\",\n\"Random\",\n\"RoundRobin\".",
                          "enum": [
                            "ConsistentHash",
                            "LeastRequest",
                            "Random",
                            "RoundRobin"
                          ],
                          "type": "string"
                        }
                      },
                      "required": [
                        "type"
                      ],
                      "type": "object",
                      "x-kubernetes-validations": [
                        {
                          "message": "If LoadBalancer type is consistentHash, consistentHash field needs to be set.",
                          "rule": "self.type == 'ConsistentHash' ? has(self.consistentHash) : !has(self.consistentHash)"
                        },
                        {
                          "message": "Currently SlowStart is only supported for RoundRobin and LeastRequest load balancers.",
                          "rule": "self.type in ['Random', 'ConsistentHash'] ? !has(self.slowStart) : true "
                        }
                      ],
                      "additionalProperties": false
                    },
                    "proxyProtocol": {
                      "description": "ProxyProtocol enables the Proxy Protocol when communicating with the backend.",
                      "properties": {
                        "version": {
                          "description": "Version of ProxyProtol\nValid ProxyProtocolVersion values are\n\"V1\"\n\"V2\"",
                          "enum": [
                            "V1",
                            "V2"
                          ],
                          "type": "string"
                        }
                      },
                      "required": [
                        "version"
                      ],
                      "type": "object",
                      "additionalProperties": false
                    },
                    "retry": {
                      "description": "Retry provides more advanced usage, allowing users to customize the number of retries, retry fallback strategy, and retry triggering conditions.\nIf not set, retry will be disabled.",
                      "properties": {
                        "numRetries": {
                          "default": 2,
                          "description": "NumRetries is the number of retries to be attempted. Defaults to 2.",
                          "format": "int32",
                          "minimum": 0,
                          "type": "integer"
                        },
                        "perRetry": {
                          "description": "PerRetry is the retry policy to be applied per retry attempt.",
                          "properties": {
                            "backOff": {
                              "description": "Backoff is the backoff policy to be applied per retry attempt. gateway uses a fully jittered exponential\nback-off algorithm for retries. For additional details,\nsee https://www.envoyproxy.io/docs/envoy/latest/configuration/http/http_filters/router_filter#config-http-filters-router-x-envoy-max-retries",
                              "properties": {
                                "baseInterval": {
                                  "description": "BaseInterval is the base interval between retries.",
                                  "format": "duration",
                                  "type": "string"
                                },
                                "maxInterval": {
                                  "description": "MaxInterval is the maximum interval between retries. This parameter is optional, but must be greater than or equal to the base_interval if set.\nThe default is 10 times the base_interval",
                                  "format": "duration",
                                  "type": "string"
                                }
                              },
                              "type": "object",
                              "additionalProperties": false
                            },
                            "timeout": {
                              "description": "Timeout is the timeout per retry attempt.",
                              "format": "duration",
                              "type": "string"
                            }
                          },
                          "type": "object",
                          "additionalProperties": false
                        },
                        "retryOn": {
                          "description": "RetryOn specifies the retry trigger condition.\n\nIf not specified, the default is to retry on connect-failure,refused-stream,unavailable,cancelled,retriable-status-codes(503).",
                          "properties": {
                            "httpStatusCodes": {
                              "description": "HttpStatusCodes specifies the http status codes to be retried.\nThe retriable-status-codes trigger must also be configured for these status codes to trigger a retry.",
                              "items": {
                                "description": "HTTPStatus defines the http status code.",
                                "exclusiveMaximum": true,
                                "maximum": 600,
                                "minimum": 100,
                                "type": "integer"
                              },
                              "type": "array"
                            },
                            "triggers": {
                              "description": "Triggers specifies the retry trigger condition(Http/Grpc).",
                              "items": {
                                "description": "TriggerEnum specifies the conditions that trigger retries.",
                                "enum": [
                                  "5xx",
                                  "gateway-error",
                                  "reset",
                                  "connect-failure",
                                  "retriable-4xx",
                                  "refused-stream",
                                  "retriable-status-codes",
                                  "cancelled",
                                  "deadline-exceeded",
                                  "internal",
                                  "resource-exhausted",
                                  "unavailable"
                                ],
                                "type": "string"
                              },
                              "type": "array"
                            }
                          },
                          "type": "object",
                          "additionalProperties": false
                        }
                      },
                      "type": "object",
                      "additionalProperties": false
                    },
                    "tcpKeepalive": {
                      "description": "TcpKeepalive settings associated with the upstream client connection.\nDisabled by default.",
                      "properties": {
                        "idleTime": {
                          "description": "The duration a connection needs to be idle before keep-alive\nprobes start being sent.\nThe duration format is\nDefaults to `7200s`.",
                          "pattern": "^([0-9]{1,5}(h|m|s|ms)){1,4}$",
                          "type": "string"
                        },
                        "interval": {
                          "description": "The duration between keep-alive probes.\nDefaults to `75s`.",
                          "pattern": "^([0-9]{1,5}(h|m|s|ms)){1,4}$",
                          "type": "string"
                        },
                        "probes": {
                          "description": "The total number of unacknowledged probes to send before deciding\nthe connection is dead.\nDefaults to 9.",
                          "format": "int32",
                          "type": "integer"
                        }
                      },
                      "type": "object",
                      "additionalProperties": false
                    },
                    "timeout": {
                      "description": "Timeout settings for the backend connections.",
                      "properties": {
                        "http": {
                          "description": "Timeout settings for HTTP.",
                          "properties": {
                            "connectionIdleTimeout": {
                              "description": "The idle timeout for an HTTP connection. Idle time is defined as a period in which there are no active requests in the connection.\nDefault: 1 hour.",
                              "pattern": "^([0-9]{1,5}(h|m|s|ms)){1,4}$",
                              "type": "string"
                            },
                            "maxConnectionDuration": {
                              "description": "The maximum duration of an HTTP connection.\nDefault: unlimited.",
                              "pattern": "^([0-9]{1,5}(h|m|s|ms)){1,4}$",
                              "type": "string"
                            },
                            "requestTimeout": {
                              "description": "RequestTimeout is the time until which entire response is received from the upstream.",
                              "pattern": "^([0-9]{1,5}(h|m|s|ms)){1,4}$",
                              "type": "string"
                            }
                          },
                          "type": "object",
                          "additionalProperties": false
                        },
                        "tcp": {
                          "description": "Timeout settings for TCP.",
                          "properties": {
                            "connectTimeout": {
                              "description": "The timeout for network connection establishment, including TCP and TLS handshakes.\nDefault: 10 seconds.",
                              "pattern": "^([0-9]{1,5}(h|m|s|ms)){1,4}$",
                              "type": "string"
                            }
                          },
                          "type": "object",
                          "additionalProperties": false
                        }
                      },
                      "type": "object",
                      "additionalProperties": false
                    }
                  },
                  "type": "object",
                  "additionalProperties": false
                },
                "issuer": {
                  "description": "The OIDC Provider's [issuer identifier](https://openid.net/specs/openid-connect-discovery-1_0.html#IssuerDiscovery).\nIssuer MUST be a URI RFC 3986 [RFC3986] with a scheme component that MUST\nbe https, a host component, and optionally, port and path components and\nno query or fragment components.",
                  "minLength": 1,
                  "type": "string"
                },
                "tokenEndpoint": {
                  "description": "The OIDC Provider's [token endpoint](https://openid.net/specs/openid-connect-core-1_0.html#TokenEndpoint).\nIf not provided, EG will try to discover it from the provider's [Well-Known Configuration Endpoint](https://openid.net/specs/openid-connect-discovery-1_0.html#ProviderConfigurationResponse).",
                  "type": "string"
                }
              },
              "required": [
                "issuer"
              ],
              "type": "object",
              "x-kubernetes-validations": [
                {
                  "message": "BackendRefs must be used, backendRef is not supported.",
                  "rule": "!has(self.backendRef)"
                },
                {
                  "message": "Retry timeout is not supported.",
                  "rule": "has(self.backendSettings)? (has(self.backendSettings.retry)?(has(self.backendSettings.retry.perRetry)? !has(self.backendSettings.retry.perRetry.timeout):true):true):true"
                },
                {
                  "message": "HTTPStatusCodes is not supported.",
                  "rule": "has(self.backendSettings)? (has(self.backendSettings.retry)?(has(self.backendSettings.retry.retryOn)? !has(self.backendSettings.retry.retryOn.httpStatusCodes):true):true):true"
                }
              ],
              "additionalProperties": false
            },
            "redirectURL": {
              "description": "The redirect URL to be used in the OIDC\n[Authentication Request](https://openid.net/specs/openid-connect-core-1_0.html#AuthRequest).\nIf not specified, uses the default redirect URI \"%REQ(x-forwarded-proto)%://%REQ(:authority)%/oauth2/callback\"",
              "type": "string"
            },
            "refreshToken": {
              "description": "RefreshToken indicates whether the Envoy should automatically refresh the\nid token and access token when they expire.\nWhen set to true, the Envoy will use the refresh token to get a new id token\nand access token when they expire.\n\nIf not specified, defaults to false.",
              "type": "boolean"
            },
            "resources": {
              "description": "The OIDC resources to be used in the\n[Authentication Request](https://openid.net/specs/openid-connect-core-1_0.html#AuthRequest).",
              "items": {
                "type": "string"
              },
              "type": "array"
            },
            "scopes": {
              "description": "The OIDC scopes to be used in the\n[Authentication Request](https://openid.net/specs/openid-connect-core-1_0.html#AuthRequest).\nThe \"openid\" scope is always added to the list of scopes if not already\nspecified.",
              "items": {
                "type": "string"
              },
              "type": "array"
            }
          },
          "required": [
            "clientID",
            "clientSecret",
            "provider"
          ],
          "type": "object",
          "additionalProperties": false
        },
        "targetRef": {
          "description": "TargetRef is the name of the resource this policy is being attached to.\nThis policy and the TargetRef MUST be in the same namespace for this\nPolicy to have effect\n\nDeprecated: use targetRefs/targetSelectors instead",
          "properties": {
            "group": {
              "description": "Group is the group of the target resource.",
              "maxLength": 253,
              "pattern": "^$|^[a-z0-9]([-a-z0-9]*[a-z0-9])?(\\.[a-z0-9]([-a-z0-9]*[a-z0-9])?)*$",
              "type": "string"
            },
            "kind": {
              "description": "Kind is kind of the target resource.",
              "maxLength": 63,
              "minLength": 1,
              "pattern": "^[a-zA-Z]([-a-zA-Z0-9]*[a-zA-Z0-9])?$",
              "type": "string"
            },
            "name": {
              "description": "Name is the name of the target resource.",
              "maxLength": 253,
              "minLength": 1,
              "type": "string"
            },
            "sectionName": {
              "description": "SectionName is the name of a section within the target resource. When\nunspecified, this targetRef targets the entire resource. In the following\nresources, SectionName is interpreted as the following:\n\n* Gateway: Listener name\n* HTTPRoute: HTTPRouteRule name\n* Service: Port name\n\nIf a SectionName is specified, but does not exist on the targeted object,\nthe Policy must fail to attach, and the policy implementation should record\na `ResolvedRefs` or similar Condition in the Policy's status.",
              "maxLength": 253,
              "minLength": 1,
              "pattern": "^[a-z0-9]([-a-z0-9]*[a-z0-9])?(\\.[a-z0-9]([-a-z0-9]*[a-z0-9])?)*$",
              "type": "string"
            }
          },
          "required": [
            "group",
            "kind",
            "name"
          ],
          "type": "object",
          "additionalProperties": false
        },
        "targetRefs": {
          "description": "TargetRefs are the names of the Gateway resources this policy\nis being attached to.",
          "items": {
            "description": "LocalPolicyTargetReferenceWithSectionName identifies an API object to apply a\ndirect policy to. This should be used as part of Policy resources that can\ntarget single resources. For more information on how this policy attachment\nmode works, and a sample Policy resource, refer to the policy attachment\ndocumentation for Gateway API.\n\nNote: This should only be used for direct policy attachment when references\nto SectionName are actually needed. In all other cases,\nLocalPolicyTargetReference should be used.",
            "properties": {
              "group": {
                "description": "Group is the group of the target resource.",
                "maxLength": 253,
                "pattern": "^$|^[a-z0-9]([-a-z0-9]*[a-z0-9])?(\\.[a-z0-9]([-a-z0-9]*[a-z0-9])?)*$",
                "type": "string"
              },
              "kind": {
                "description": "Kind is kind of the target resource.",
                "maxLength": 63,
                "minLength": 1,
                "pattern": "^[a-zA-Z]([-a-zA-Z0-9]*[a-zA-Z0-9])?$",
                "type": "string"
              },
              "name": {
                "description": "Name is the name of the target resource.",
                "maxLength": 253,
                "minLength": 1,
                "type": "string"
              },
              "sectionName": {
                "description": "SectionName is the name of a section within the target resource. When\nunspecified, this targetRef targets the entire resource. In the following\nresources, SectionName is interpreted as the following:\n\n* Gateway: Listener name\n* HTTPRoute: HTTPRouteRule name\n* Service: Port name\n\nIf a SectionName is specified, but does not exist on the targeted object,\nthe Policy must fail to attach, and the policy implementation should record\na `ResolvedRefs` or similar Condition in the Policy's status.",
                "maxLength": 253,
                "minLength": 1,
                "pattern": "^[a-z0-9]([-a-z0-9]*[a-z0-9])?(\\.[a-z0-9]([-a-z0-9]*[a-z0-9])?)*$",
                "type": "string"
              }
            },
            "required": [
              "group",
              "kind",
              "name"
            ],
            "type": "object",
            "additionalProperties": false
          },
          "type": "array"
        },
        "targetSelectors": {
          "description": "TargetSelectors allow targeting resources for this policy based on labels",
          "items": {
            "properties": {
              "group": {
                "default": "gateway.networking.k8s.io",
                "description": "Group is the group that this selector targets. Defaults to gateway.networking.k8s.io",
                "maxLength": 253,
                "pattern": "^$|^[a-z0-9]([-a-z0-9]*[a-z0-9])?(\\.[a-z0-9]([-a-z0-9]*[a-z0-9])?)*$",
                "type": "string"
              },
              "kind": {
                "description": "Kind is the resource kind that this selector targets.",
                "maxLength": 63,
                "minLength": 1,
                "pattern": "^[a-zA-Z]([-a-zA-Z0-9]*[a-zA-Z0-9])?$",
                "type": "string"
              },
              "matchLabels": {
                "additionalProperties": {
                  "type": "string"
                },
                "description": "MatchLabels are the set of label selectors for identifying the targeted resource",
                "type": "object"
              }
            },
            "required": [
              "kind",
              "matchLabels"
            ],
            "type": "object",
            "x-kubernetes-validations": [
              {
                "message": "group must be gateway.networking.k8s.io",
                "rule": "has(self.group) ? self.group == 'gateway.networking.k8s.io' : true "
              }
            ],
            "additionalProperties": false
          },
          "type": "array"
        }
      },
      "type": "object",
      "x-kubernetes-validations": [
        {
          "message": "either targetRef or targetRefs must be used",
          "rule": "(has(self.targetRef) && !has(self.targetRefs)) || (!has(self.targetRef) && has(self.targetRefs)) || (has(self.targetSelectors) && self.targetSelectors.size() > 0) "
        },
        {
          "message": "this policy can only have a targetRef.group of gateway.networking.k8s.io",
          "rule": "has(self.targetRef) ? self.targetRef.group == 'gateway.networking.k8s.io' : true"
        },
        {
          "message": "this policy can only have a targetRef.kind of Gateway/HTTPRoute/GRPCRoute",
          "rule": "has(self.targetRef) ? self.targetRef.kind in ['Gateway', 'HTTPRoute', 'GRPCRoute'] : true"
        },
        {
          "message": "this policy does not yet support the sectionName field",
          "rule": "has(self.targetRef) ? !has(self.targetRef.sectionName) : true"
        },
        {
          "message": "this policy can only have a targetRefs[*].group of gateway.networking.k8s.io",
          "rule": "has(self.targetRefs) ? self.targetRefs.all(ref, ref.group == 'gateway.networking.k8s.io') : true "
        },
        {
          "message": "this policy can only have a targetRefs[*].kind of Gateway/HTTPRoute/GRPCRoute",
          "rule": "has(self.targetRefs) ? self.targetRefs.all(ref, ref.kind in ['Gateway', 'HTTPRoute', 'GRPCRoute']) : true "
        },
        {
          "message": "this policy does not yet support the sectionName field",
          "rule": "has(self.targetRefs) ? self.targetRefs.all(ref, !has(ref.sectionName)) : true"
        },
        {
          "message": "if authorization.rules.principal.jwt is used, jwt must be defined",
          "rule": "(has(self.authorization) && has(self.authorization.rules) && self.authorization.rules.exists(r, has(r.principal.jwt))) ? has(self.jwt) : true"
        }
      ],
      "additionalProperties": false
    },
    "status": {
      "description": "Status defines the current status of SecurityPolicy.",
      "properties": {
        "ancestors": {
          "description": "Ancestors is a list of ancestor resources (usually Gateways) that are\nassociated with the policy, and the status of the policy with respect to\neach ancestor. When this policy attaches to a parent, the controller that\nmanages the parent and the ancestors MUST add an entry to this list when\nthe controller first sees the policy and SHOULD update the entry as\nappropriate when the relevant ancestor is modified.\n\nNote that choosing the relevant ancestor is left to the Policy designers;\nan important part of Policy design is designing the right object level at\nwhich to namespace this status.\n\nNote also that implementations MUST ONLY populate ancestor status for\nthe Ancestor resources they are responsible for. Implementations MUST\nuse the ControllerName field to uniquely identify the entries in this list\nthat they are responsible for.\n\nNote that to achieve this, the list of PolicyAncestorStatus structs\nMUST be treated as a map with a composite key, made up of the AncestorRef\nand ControllerName fields combined.\n\nA maximum of 16 ancestors will be represented in this list. An empty list\nmeans the Policy is not relevant for any ancestors.\n\nIf this slice is full, implementations MUST NOT add further entries.\nInstead they MUST consider the policy unimplementable and signal that\non any related resources such as the ancestor that would be referenced\nhere. For example, if this list was full on BackendTLSPolicy, no\nadditional Gateways would be able to reference the Service targeted by\nthe BackendTLSPolicy.",
          "items": {
            "description": "PolicyAncestorStatus describes the status of a route with respect to an\nassociated Ancestor.\n\nAncestors refer to objects that are either the Target of a policy or above it\nin terms of object hierarchy. For example, if a policy targets a Service, the\nPolicy's Ancestors are, in order, the Service, the HTTPRoute, the Gateway, and\nthe GatewayClass. Almost always, in this hierarchy, the Gateway will be the most\nuseful object to place Policy status on, so we recommend that implementations\nSHOULD use Gateway as the PolicyAncestorStatus object unless the designers\nhave a _very_ good reason otherwise.\n\nIn the context of policy attachment, the Ancestor is used to distinguish which\nresource results in a distinct application of this policy. For example, if a policy\ntargets a Service, it may have a distinct result per attached Gateway.\n\nPolicies targeting the same resource may have different effects depending on the\nancestors of those resources. For example, different Gateways targeting the same\nService may have different capabilities, especially if they have different underlying\nimplementations.\n\nFor example, in BackendTLSPolicy, the Policy attaches to a Service that is\nused as a backend in a HTTPRoute that is itself attached to a Gateway.\nIn this case, the relevant object for status is the Gateway, and that is the\nancestor object referred to in this status.\n\nNote that a parent is also an ancestor, so for objects where the parent is the\nrelevant object for status, this struct SHOULD still be used.\n\nThis struct is intended to be used in a slice that's effectively a map,\nwith a composite key made up of the AncestorRef and the ControllerName.",
            "properties": {
              "ancestorRef": {
                "description": "AncestorRef corresponds with a ParentRef in the spec that this\nPolicyAncestorStatus struct describes the status of.",
                "properties": {
                  "group": {
                    "default": "gateway.networking.k8s.io",
                    "description": "Group is the group of the referent.\nWhen unspecified, \"gateway.networking.k8s.io\" is inferred.\nTo set the core API group (such as for a \"Service\" kind referent),\nGroup must be explicitly set to \"\" (empty string).\n\nSupport: Core",
                    "maxLength": 253,
                    "pattern": "^$|^[a-z0-9]([-a-z0-9]*[a-z0-9])?(\\.[a-z0-9]([-a-z0-9]*[a-z0-9])?)*$",
                    "type": "string"
                  },
                  "kind": {
                    "default": "Gateway",
                    "description": "Kind is kind of the referent.\n\nThere are two kinds of parent resources with \"Core\" support:\n\n* Gateway (Gateway conformance profile)\n* Service (Mesh conformance profile, ClusterIP Services only)\n\nSupport for other resources is Implementation-Specific.",
                    "maxLength": 63,
                    "minLength": 1,
                    "pattern": "^[a-zA-Z]([-a-zA-Z0-9]*[a-zA-Z0-9])?$",
                    "type": "string"
                  },
                  "name": {
                    "description": "Name is the name of the referent.\n\nSupport: Core",
                    "maxLength": 253,
                    "minLength": 1,
                    "type": "string"
                  },
                  "namespace": {
                    "description": "Namespace is the namespace of the referent. When unspecified, this refers\nto the local namespace of the Route.\n\nNote that there are specific rules for ParentRefs which cross namespace\nboundaries. Cross-namespace references are only valid if they are explicitly\nallowed by something in the namespace they are referring to. For example:\nGateway has the AllowedRoutes field, and ReferenceGrant provides a\ngeneric way to enable any other kind of cross-namespace reference.\n\n<gateway:experimental:description>\nParentRefs from a Route to a Service in the same namespace are \"producer\"\nroutes, which apply default routing rules to inbound connections from\nany namespace to the Service.\n\nParentRefs from a Route to a Service in a different namespace are\n\"consumer\" routes, and these routing rules are only applied to outbound\nconnections originating from the same namespace as the Route, for which\nthe intended destination of the connections are a Service targeted as a\nParentRef of the Route.\n</gateway:experimental:description>\n\nSupport: Core",
                    "maxLength": 63,
                    "minLength": 1,
                    "pattern": "^[a-z0-9]([-a-z0-9]*[a-z0-9])?$",
                    "type": "string"
                  },
                  "port": {
                    "description": "Port is the network port this Route targets. It can be interpreted\ndifferently based on the type of parent resource.\n\nWhen the parent resource is a Gateway, this targets all listeners\nlistening on the specified port that also support this kind of Route(and\nselect this Route). It's not recommended to set `Port` unless the\nnetworking behaviors specified in a Route must apply to a specific port\nas opposed to a listener(s) whose port(s) may be changed. When both Port\nand SectionName are specified, the name and port of the selected listener\nmust match both specified values.\n\n<gateway:experimental:description>\nWhen the parent resource is a Service, this targets a specific port in the\nService spec. When both Port (experimental) and SectionName are specified,\nthe name and port of the selected port must match both specified values.\n</gateway:experimental:description>\n\nImplementations MAY choose to support other parent resources.\nImplementations supporting other types of parent resources MUST clearly\ndocument how/if Port is interpreted.\n\nFor the purpose of status, an attachment is considered successful as\nlong as the parent resource accepts it partially. For example, Gateway\nlisteners can restrict which Routes can attach to them by Route kind,\nnamespace, or hostname. If 1 of 2 Gateway listeners accept attachment\nfrom the referencing Route, the Route MUST be considered successfully\nattached. If no Gateway listeners accept attachment from this Route,\nthe Route MUST be considered detached from the Gateway.\n\nSupport: Extended",
                    "format": "int32",
                    "maximum": 65535,
                    "minimum": 1,
                    "type": "integer"
                  },
                  "sectionName": {
                    "description": "SectionName is the name of a section within the target resource. In the\nfollowing resources, SectionName is interpreted as the following:\n\n* Gateway: Listener name. When both Port (experimental) and SectionName\nare specified, the name and port of the selected listener must match\nboth specified values.\n* Service: Port name. When both Port (experimental) and SectionName\nare specified, the name and port of the selected listener must match\nboth specified values.\n\nImplementations MAY choose to support attaching Routes to other resources.\nIf that is the case, they MUST clearly document how SectionName is\ninterpreted.\n\nWhen unspecified (empty string), this will reference the entire resource.\nFor the purpose of status, an attachment is considered successful if at\nleast one section in the parent resource accepts it. For example, Gateway\nlisteners can restrict which Routes can attach to them by Route kind,\nnamespace, or hostname. If 1 of 2 Gateway listeners accept attachment from\nthe referencing Route, the Route MUST be considered successfully\nattached. If no Gateway listeners accept attachment from this Route, the\nRoute MUST be considered detached from the Gateway.\n\nSupport: Core",
                    "maxLength": 253,
                    "minLength": 1,
                    "pattern": "^[a-z0-9]([-a-z0-9]*[a-z0-9])?(\\.[a-z0-9]([-a-z0-9]*[a-z0-9])?)*$",
                    "type": "string"
                  }
                },
                "required": [
                  "name"
                ],
                "type": "object",
                "additionalProperties": false
              },
              "conditions": {
                "description": "Conditions describes the status of the Policy with respect to the given Ancestor.",
                "items": {
                  "description": "Condition contains details for one aspect of the current state of this API Resource.",
                  "properties": {
                    "lastTransitionTime": {
                      "description": "lastTransitionTime is the last time the condition transitioned from one status to another.\nThis should be when the underlying condition changed.  If that is not known, then using the time when the API field changed is acceptable.",
                      "format": "date-time",
                      "type": "string"
                    },
                    "message": {
                      "description": "message is a human readable message indicating details about the transition.\nThis may be an empty string.",
                      "maxLength": 32768,
                      "type": "string"
                    },
                    "observedGeneration": {
                      "description": "observedGeneration represents the .metadata.generation that the condition was set based upon.\nFor instance, if .metadata.generation is currently 12, but the .status.conditions[x].observedGeneration is 9, the condition is out of date\nwith respect to the current state of the instance.",
                      "format": "int64",
                      "minimum": 0,
                      "type": "integer"
                    },
                    "reason": {
                      "description": "reason contains a programmatic identifier indicating the reason for the condition's last transition.\nProducers of specific condition types may define expected values and meanings for this field,\nand whether the values are considered a guaranteed API.\nThe value should be a CamelCase string.\nThis field may not be empty.",
                      "maxLength": 1024,
                      "minLength": 1,
                      "pattern": "^[A-Za-z]([A-Za-z0-9_,:]*[A-Za-z0-9_])?$",
                      "type": "string"
                    },
                    "status": {
                      "description": "status of the condition, one of True, False, Unknown.",
                      "enum": [
                        "True",
                        "False",
                        "Unknown"
                      ],
                      "type": "string"
                    },
                    "type": {
                      "description": "type of condition in CamelCase or in foo.example.com/CamelCase.",
                      "maxLength": 316,
                      "pattern": "^([a-z0-9]([-a-z0-9]*[a-z0-9])?(\\.[a-z0-9]([-a-z0-9]*[a-z0-9])?)*/)?(([A-Za-z0-9][-A-Za-z0-9_.]*)?[A-Za-z0-9])$",
                      "type": "string"
                    }
                  },
                  "required": [
                    "lastTransitionTime",
                    "message",
                    "reason",
                    "status",
                    "type"
                  ],
                  "type": "object",
                  "additionalProperties": false
                },
                "maxItems": 8,
                "minItems": 1,
                "type": "array",
                "x-kubernetes-list-map-keys": [
                  "type"
                ],
                "x-kubernetes-list-type": "map"
              },
              "controllerName": {
                "description": "ControllerName is a domain/path string that indicates the name of the\ncontroller that wrote this status. This corresponds with the\ncontrollerName field on GatewayClass.\n\nExample: \"example.net/gateway-controller\".\n\nThe format of this field is DOMAIN \"/\" PATH, where DOMAIN and PATH are\nvalid Kubernetes names\n(https://kubernetes.io/docs/concepts/overview/working-with-objects/names/#names).\n\nControllers MUST populate this field when writing status. Controllers should ensure that\nentries to status populated with their ControllerName are cleaned up when they are no\nlonger necessary.",
                "maxLength": 253,
                "minLength": 1,
                "pattern": "^[a-z0-9]([-a-z0-9]*[a-z0-9])?(\\.[a-z0-9]([-a-z0-9]*[a-z0-9])?)*\\/[A-Za-z0-9\\/\\-._~%!$&'()*+,;=:]+$",
                "type": "string"
              }
            },
            "required": [
              "ancestorRef",
              "controllerName"
            ],
            "type": "object",
            "additionalProperties": false
          },
          "maxItems": 16,
          "type": "array"
        }
      },
      "required": [
        "ancestors"
      ],
      "type": "object",
      "additionalProperties": false
    }
  },
  "required": [
    "spec"
  ],
  "type": "object"
}