metricsinstance_v1alpha1.json

{
  "description": "MetricsInstance controls an individual Metrics instance within a Grafana Agent deployment.",
  "properties": {
    "apiVersion": {
      "description": "APIVersion defines the versioned schema of this representation of an object. Servers should convert recognized schemas to the latest internal value, and may reject unrecognized values. More 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. Servers may infer this from the endpoint the client submits requests to. Cannot be updated. In CamelCase. More info: https://git.k8s.io/community/contributors/devel/sig-architecture/api-conventions.md#types-kinds",
      "type": "string"
    },
    "metadata": {
      "type": "object"
    },
    "spec": {
      "description": "Spec holds the specification of the desired behavior for the Metrics instance.",
      "properties": {
        "additionalScrapeConfigs": {
          "description": "AdditionalScrapeConfigs lets you specify a key of a Secret containing additional Grafana Agent Prometheus scrape configurations. The specified scrape configurations are appended to the configurations generated by Grafana Agent Operator. Specified job configurations must have the form specified in the official Prometheus documentation: https://prometheus.io/docs/prometheus/latest/configuration/configuration/#scrape_config. As scrape configs are appended, you must make sure the configuration is still valid. Note that it's possible that this feature will break future upgrades of Grafana Agent. Review both Grafana Agent and Prometheus release notes to ensure that no incompatible scrape configs will break Grafana Agent after the upgrade.",
          "properties": {
            "key": {
              "description": "The key of the secret to select from.  Must be a valid secret key.",
              "type": "string"
            },
            "name": {
              "description": "Name of the referent. More info: https://kubernetes.io/docs/concepts/overview/working-with-objects/names/#names TODO: Add other useful fields. apiVersion, kind, uid?",
              "type": "string"
            },
            "optional": {
              "description": "Specify whether the Secret or its key must be defined",
              "type": "boolean"
            }
          },
          "required": [
            "key"
          ],
          "type": "object",
          "x-kubernetes-map-type": "atomic",
          "additionalProperties": false
        },
        "maxWALTime": {
          "description": "MaxWALTime is the maximum amount of time that series and samples can exist in the WAL before being forcibly deleted.",
          "type": "string"
        },
        "minWALTime": {
          "description": "MinWALTime is the minimum amount of time that series and samples can exist in the WAL before being considered for deletion.",
          "type": "string"
        },
        "podMonitorNamespaceSelector": {
          "description": "PodMonitorNamespaceSelector are the set of labels to determine which namespaces to watch for PodMonitor discovery. If nil, it only checks its own namespace.",
          "properties": {
            "matchExpressions": {
              "description": "matchExpressions is a list of label selector requirements. The requirements are ANDed.",
              "items": {
                "description": "A label selector requirement is a selector that contains values, a key, and an operator that relates the key and values.",
                "properties": {
                  "key": {
                    "description": "key is the label key that the selector applies to.",
                    "type": "string"
                  },
                  "operator": {
                    "description": "operator represents a key's relationship to a set of values. Valid operators are In, NotIn, Exists and DoesNotExist.",
                    "type": "string"
                  },
                  "values": {
                    "description": "values is an array of string values. If the operator is In or NotIn, the values array must be non-empty. If the operator is Exists or DoesNotExist, the values array must be empty. This array is replaced during a strategic merge patch.",
                    "items": {
                      "type": "string"
                    },
                    "type": "array"
                  }
                },
                "required": [
                  "key",
                  "operator"
                ],
                "type": "object",
                "additionalProperties": false
              },
              "type": "array"
            },
            "matchLabels": {
              "additionalProperties": {
                "type": "string"
              },
              "description": "matchLabels is a map of {key,value} pairs. A single {key,value} in the matchLabels map is equivalent to an element of matchExpressions, whose key field is \"key\", the operator is \"In\", and the values array contains only \"value\". The requirements are ANDed.",
              "type": "object"
            }
          },
          "type": "object",
          "x-kubernetes-map-type": "atomic",
          "additionalProperties": false
        },
        "podMonitorSelector": {
          "description": "PodMonitorSelector determines which PodMonitors to selected for target discovery. Experimental.",
          "properties": {
            "matchExpressions": {
              "description": "matchExpressions is a list of label selector requirements. The requirements are ANDed.",
              "items": {
                "description": "A label selector requirement is a selector that contains values, a key, and an operator that relates the key and values.",
                "properties": {
                  "key": {
                    "description": "key is the label key that the selector applies to.",
                    "type": "string"
                  },
                  "operator": {
                    "description": "operator represents a key's relationship to a set of values. Valid operators are In, NotIn, Exists and DoesNotExist.",
                    "type": "string"
                  },
                  "values": {
                    "description": "values is an array of string values. If the operator is In or NotIn, the values array must be non-empty. If the operator is Exists or DoesNotExist, the values array must be empty. This array is replaced during a strategic merge patch.",
                    "items": {
                      "type": "string"
                    },
                    "type": "array"
                  }
                },
                "required": [
                  "key",
                  "operator"
                ],
                "type": "object",
                "additionalProperties": false
              },
              "type": "array"
            },
            "matchLabels": {
              "additionalProperties": {
                "type": "string"
              },
              "description": "matchLabels is a map of {key,value} pairs. A single {key,value} in the matchLabels map is equivalent to an element of matchExpressions, whose key field is \"key\", the operator is \"In\", and the values array contains only \"value\". The requirements are ANDed.",
              "type": "object"
            }
          },
          "type": "object",
          "x-kubernetes-map-type": "atomic",
          "additionalProperties": false
        },
        "probeNamespaceSelector": {
          "description": "ProbeNamespaceSelector is the set of labels that determines which namespaces to watch for Probe discovery. If nil, it only checks own namespace.",
          "properties": {
            "matchExpressions": {
              "description": "matchExpressions is a list of label selector requirements. The requirements are ANDed.",
              "items": {
                "description": "A label selector requirement is a selector that contains values, a key, and an operator that relates the key and values.",
                "properties": {
                  "key": {
                    "description": "key is the label key that the selector applies to.",
                    "type": "string"
                  },
                  "operator": {
                    "description": "operator represents a key's relationship to a set of values. Valid operators are In, NotIn, Exists and DoesNotExist.",
                    "type": "string"
                  },
                  "values": {
                    "description": "values is an array of string values. If the operator is In or NotIn, the values array must be non-empty. If the operator is Exists or DoesNotExist, the values array must be empty. This array is replaced during a strategic merge patch.",
                    "items": {
                      "type": "string"
                    },
                    "type": "array"
                  }
                },
                "required": [
                  "key",
                  "operator"
                ],
                "type": "object",
                "additionalProperties": false
              },
              "type": "array"
            },
            "matchLabels": {
              "additionalProperties": {
                "type": "string"
              },
              "description": "matchLabels is a map of {key,value} pairs. A single {key,value} in the matchLabels map is equivalent to an element of matchExpressions, whose key field is \"key\", the operator is \"In\", and the values array contains only \"value\". The requirements are ANDed.",
              "type": "object"
            }
          },
          "type": "object",
          "x-kubernetes-map-type": "atomic",
          "additionalProperties": false
        },
        "probeSelector": {
          "description": "ProbeSelector determines which Probes to select for target discovery.",
          "properties": {
            "matchExpressions": {
              "description": "matchExpressions is a list of label selector requirements. The requirements are ANDed.",
              "items": {
                "description": "A label selector requirement is a selector that contains values, a key, and an operator that relates the key and values.",
                "properties": {
                  "key": {
                    "description": "key is the label key that the selector applies to.",
                    "type": "string"
                  },
                  "operator": {
                    "description": "operator represents a key's relationship to a set of values. Valid operators are In, NotIn, Exists and DoesNotExist.",
                    "type": "string"
                  },
                  "values": {
                    "description": "values is an array of string values. If the operator is In or NotIn, the values array must be non-empty. If the operator is Exists or DoesNotExist, the values array must be empty. This array is replaced during a strategic merge patch.",
                    "items": {
                      "type": "string"
                    },
                    "type": "array"
                  }
                },
                "required": [
                  "key",
                  "operator"
                ],
                "type": "object",
                "additionalProperties": false
              },
              "type": "array"
            },
            "matchLabels": {
              "additionalProperties": {
                "type": "string"
              },
              "description": "matchLabels is a map of {key,value} pairs. A single {key,value} in the matchLabels map is equivalent to an element of matchExpressions, whose key field is \"key\", the operator is \"In\", and the values array contains only \"value\". The requirements are ANDed.",
              "type": "object"
            }
          },
          "type": "object",
          "x-kubernetes-map-type": "atomic",
          "additionalProperties": false
        },
        "remoteFlushDeadline": {
          "description": "RemoteFlushDeadline is the deadline for flushing data when an instance shuts down.",
          "type": "string"
        },
        "remoteWrite": {
          "description": "RemoteWrite controls remote_write settings for this instance.",
          "items": {
            "description": "RemoteWriteSpec defines the remote_write configuration for Prometheus.",
            "properties": {
              "basicAuth": {
                "description": "BasicAuth for the URL.",
                "properties": {
                  "password": {
                    "description": "The secret in the service monitor namespace that contains the password for authentication.",
                    "properties": {
                      "key": {
                        "description": "The key of the secret to select from.  Must be a valid secret key.",
                        "type": "string"
                      },
                      "name": {
                        "description": "Name of the referent. More info: https://kubernetes.io/docs/concepts/overview/working-with-objects/names/#names TODO: Add other useful fields. apiVersion, kind, uid?",
                        "type": "string"
                      },
                      "optional": {
                        "description": "Specify whether the Secret or its key must be defined",
                        "type": "boolean"
                      }
                    },
                    "required": [
                      "key"
                    ],
                    "type": "object",
                    "x-kubernetes-map-type": "atomic",
                    "additionalProperties": false
                  },
                  "username": {
                    "description": "The secret in the service monitor namespace that contains the username for authentication.",
                    "properties": {
                      "key": {
                        "description": "The key of the secret to select from.  Must be a valid secret key.",
                        "type": "string"
                      },
                      "name": {
                        "description": "Name of the referent. More info: https://kubernetes.io/docs/concepts/overview/working-with-objects/names/#names TODO: Add other useful fields. apiVersion, kind, uid?",
                        "type": "string"
                      },
                      "optional": {
                        "description": "Specify whether the Secret or its key must be defined",
                        "type": "boolean"
                      }
                    },
                    "required": [
                      "key"
                    ],
                    "type": "object",
                    "x-kubernetes-map-type": "atomic",
                    "additionalProperties": false
                  }
                },
                "type": "object",
                "additionalProperties": false
              },
              "bearerToken": {
                "description": "BearerToken used for remote_write.",
                "type": "string"
              },
              "bearerTokenFile": {
                "description": "BearerTokenFile used to read bearer token.",
                "type": "string"
              },
              "headers": {
                "additionalProperties": {
                  "type": "string"
                },
                "description": "Headers is a set of custom HTTP headers to be sent along with each remote_write request. Be aware that any headers set by Grafana Agent itself can't be overwritten.",
                "type": "object"
              },
              "metadataConfig": {
                "description": "MetadataConfig configures the sending of series metadata to remote storage.",
                "properties": {
                  "send": {
                    "description": "Send enables metric metadata to be sent to remote storage.",
                    "type": "boolean"
                  },
                  "sendInterval": {
                    "description": "SendInterval controls how frequently metric metadata is sent to remote storage.",
                    "type": "string"
                  }
                },
                "type": "object",
                "additionalProperties": false
              },
              "name": {
                "description": "Name of the remote_write queue. Must be unique if specified. The name is used in metrics and logging in order to differentiate queues.",
                "type": "string"
              },
              "oauth2": {
                "description": "Oauth2 for URL",
                "properties": {
                  "clientId": {
                    "description": "The secret or configmap containing the OAuth2 client id",
                    "properties": {
                      "configMap": {
                        "description": "ConfigMap containing data to use for the targets.",
                        "properties": {
                          "key": {
                            "description": "The key to select.",
                            "type": "string"
                          },
                          "name": {
                            "description": "Name of the referent. More info: https://kubernetes.io/docs/concepts/overview/working-with-objects/names/#names TODO: Add other useful fields. apiVersion, kind, uid?",
                            "type": "string"
                          },
                          "optional": {
                            "description": "Specify whether the ConfigMap or its key must be defined",
                            "type": "boolean"
                          }
                        },
                        "required": [
                          "key"
                        ],
                        "type": "object",
                        "x-kubernetes-map-type": "atomic",
                        "additionalProperties": false
                      },
                      "secret": {
                        "description": "Secret containing data to use for the targets.",
                        "properties": {
                          "key": {
                            "description": "The key of the secret to select from.  Must be a valid secret key.",
                            "type": "string"
                          },
                          "name": {
                            "description": "Name of the referent. More info: https://kubernetes.io/docs/concepts/overview/working-with-objects/names/#names TODO: Add other useful fields. apiVersion, kind, uid?",
                            "type": "string"
                          },
                          "optional": {
                            "description": "Specify whether the Secret or its key must be defined",
                            "type": "boolean"
                          }
                        },
                        "required": [
                          "key"
                        ],
                        "type": "object",
                        "x-kubernetes-map-type": "atomic",
                        "additionalProperties": false
                      }
                    },
                    "type": "object",
                    "additionalProperties": false
                  },
                  "clientSecret": {
                    "description": "The secret containing the OAuth2 client secret",
                    "properties": {
                      "key": {
                        "description": "The key of the secret to select from.  Must be a valid secret key.",
                        "type": "string"
                      },
                      "name": {
                        "description": "Name of the referent. More info: https://kubernetes.io/docs/concepts/overview/working-with-objects/names/#names TODO: Add other useful fields. apiVersion, kind, uid?",
                        "type": "string"
                      },
                      "optional": {
                        "description": "Specify whether the Secret or its key must be defined",
                        "type": "boolean"
                      }
                    },
                    "required": [
                      "key"
                    ],
                    "type": "object",
                    "x-kubernetes-map-type": "atomic",
                    "additionalProperties": false
                  },
                  "endpointParams": {
                    "additionalProperties": {
                      "type": "string"
                    },
                    "description": "Parameters to append to the token URL",
                    "type": "object"
                  },
                  "scopes": {
                    "description": "OAuth2 scopes used for the token request",
                    "items": {
                      "type": "string"
                    },
                    "type": "array"
                  },
                  "tokenUrl": {
                    "description": "The URL to fetch the token from",
                    "minLength": 1,
                    "type": "string"
                  }
                },
                "required": [
                  "clientId",
                  "clientSecret",
                  "tokenUrl"
                ],
                "type": "object",
                "additionalProperties": false
              },
              "proxyUrl": {
                "description": "ProxyURL to proxy requests through. Optional.",
                "type": "string"
              },
              "queueConfig": {
                "description": "QueueConfig allows tuning of the remote_write queue parameters.",
                "properties": {
                  "batchSendDeadline": {
                    "description": "BatchSendDeadline is the maximum time a sample will wait in the buffer.",
                    "type": "string"
                  },
                  "capacity": {
                    "description": "Capacity is the number of samples to buffer per shard before samples start being dropped.",
                    "type": "integer"
                  },
                  "maxBackoff": {
                    "description": "MaxBackoff is the maximum retry delay.",
                    "type": "string"
                  },
                  "maxRetries": {
                    "description": "MaxRetries is the maximum number of times to retry a batch on recoverable errors.",
                    "type": "integer"
                  },
                  "maxSamplesPerSend": {
                    "description": "MaxSamplesPerSend is the maximum number of samples per send.",
                    "type": "integer"
                  },
                  "maxShards": {
                    "description": "MaxShards is the maximum number of shards, i.e., the amount of concurrency.",
                    "type": "integer"
                  },
                  "minBackoff": {
                    "description": "MinBackoff is the initial retry delay. MinBackoff is doubled for every retry.",
                    "type": "string"
                  },
                  "minShards": {
                    "description": "MinShards is the minimum number of shards, i.e., the amount of concurrency.",
                    "type": "integer"
                  },
                  "retryOnRateLimit": {
                    "description": "RetryOnRateLimit retries requests when encountering rate limits.",
                    "type": "boolean"
                  }
                },
                "type": "object",
                "additionalProperties": false
              },
              "remoteTimeout": {
                "description": "RemoteTimeout is the timeout for requests to the remote_write endpoint.",
                "type": "string"
              },
              "sigv4": {
                "description": "SigV4 configures SigV4-based authentication to the remote_write endpoint. SigV4-based authentication is used if SigV4 is defined, even with an empty object.",
                "properties": {
                  "accessKey": {
                    "description": "AccessKey holds the secret of the AWS API access key to use for signing. If not provided, the environment variable AWS_ACCESS_KEY_ID is used.",
                    "properties": {
                      "key": {
                        "description": "The key of the secret to select from.  Must be a valid secret key.",
                        "type": "string"
                      },
                      "name": {
                        "description": "Name of the referent. More info: https://kubernetes.io/docs/concepts/overview/working-with-objects/names/#names TODO: Add other useful fields. apiVersion, kind, uid?",
                        "type": "string"
                      },
                      "optional": {
                        "description": "Specify whether the Secret or its key must be defined",
                        "type": "boolean"
                      }
                    },
                    "required": [
                      "key"
                    ],
                    "type": "object",
                    "x-kubernetes-map-type": "atomic",
                    "additionalProperties": false
                  },
                  "profile": {
                    "description": "Profile is the named AWS profile to use for authentication.",
                    "type": "string"
                  },
                  "region": {
                    "description": "Region of the AWS endpoint. If blank, the region from the default credentials chain is used.",
                    "type": "string"
                  },
                  "roleARN": {
                    "description": "RoleARN is the AWS Role ARN to use for authentication, as an alternative for using the AWS API keys.",
                    "type": "string"
                  },
                  "secretKey": {
                    "description": "SecretKey of the AWS API to use for signing. If blank, the environment variable AWS_SECRET_ACCESS_KEY is used.",
                    "properties": {
                      "key": {
                        "description": "The key of the secret to select from.  Must be a valid secret key.",
                        "type": "string"
                      },
                      "name": {
                        "description": "Name of the referent. More info: https://kubernetes.io/docs/concepts/overview/working-with-objects/names/#names TODO: Add other useful fields. apiVersion, kind, uid?",
                        "type": "string"
                      },
                      "optional": {
                        "description": "Specify whether the Secret or its key must be defined",
                        "type": "boolean"
                      }
                    },
                    "required": [
                      "key"
                    ],
                    "type": "object",
                    "x-kubernetes-map-type": "atomic",
                    "additionalProperties": false
                  }
                },
                "type": "object",
                "additionalProperties": false
              },
              "tlsConfig": {
                "description": "TLSConfig to use for remote_write.",
                "properties": {
                  "ca": {
                    "description": "Certificate authority used when verifying server certificates.",
                    "properties": {
                      "configMap": {
                        "description": "ConfigMap containing data to use for the targets.",
                        "properties": {
                          "key": {
                            "description": "The key to select.",
                            "type": "string"
                          },
                          "name": {
                            "description": "Name of the referent. More info: https://kubernetes.io/docs/concepts/overview/working-with-objects/names/#names TODO: Add other useful fields. apiVersion, kind, uid?",
                            "type": "string"
                          },
                          "optional": {
                            "description": "Specify whether the ConfigMap or its key must be defined",
                            "type": "boolean"
                          }
                        },
                        "required": [
                          "key"
                        ],
                        "type": "object",
                        "x-kubernetes-map-type": "atomic",
                        "additionalProperties": false
                      },
                      "secret": {
                        "description": "Secret containing data to use for the targets.",
                        "properties": {
                          "key": {
                            "description": "The key of the secret to select from.  Must be a valid secret key.",
                            "type": "string"
                          },
                          "name": {
                            "description": "Name of the referent. More info: https://kubernetes.io/docs/concepts/overview/working-with-objects/names/#names TODO: Add other useful fields. apiVersion, kind, uid?",
                            "type": "string"
                          },
                          "optional": {
                            "description": "Specify whether the Secret or its key must be defined",
                            "type": "boolean"
                          }
                        },
                        "required": [
                          "key"
                        ],
                        "type": "object",
                        "x-kubernetes-map-type": "atomic",
                        "additionalProperties": false
                      }
                    },
                    "type": "object",
                    "additionalProperties": false
                  },
                  "caFile": {
                    "description": "Path to the CA cert in the Prometheus container to use for the targets.",
                    "type": "string"
                  },
                  "cert": {
                    "description": "Client certificate to present when doing client-authentication.",
                    "properties": {
                      "configMap": {
                        "description": "ConfigMap containing data to use for the targets.",
                        "properties": {
                          "key": {
                            "description": "The key to select.",
                            "type": "string"
                          },
                          "name": {
                            "description": "Name of the referent. More info: https://kubernetes.io/docs/concepts/overview/working-with-objects/names/#names TODO: Add other useful fields. apiVersion, kind, uid?",
                            "type": "string"
                          },
                          "optional": {
                            "description": "Specify whether the ConfigMap or its key must be defined",
                            "type": "boolean"
                          }
                        },
                        "required": [
                          "key"
                        ],
                        "type": "object",
                        "x-kubernetes-map-type": "atomic",
                        "additionalProperties": false
                      },
                      "secret": {
                        "description": "Secret containing data to use for the targets.",
                        "properties": {
                          "key": {
                            "description": "The key of the secret to select from.  Must be a valid secret key.",
                            "type": "string"
                          },
                          "name": {
                            "description": "Name of the referent. More info: https://kubernetes.io/docs/concepts/overview/working-with-objects/names/#names TODO: Add other useful fields. apiVersion, kind, uid?",
                            "type": "string"
                          },
                          "optional": {
                            "description": "Specify whether the Secret or its key must be defined",
                            "type": "boolean"
                          }
                        },
                        "required": [
                          "key"
                        ],
                        "type": "object",
                        "x-kubernetes-map-type": "atomic",
                        "additionalProperties": false
                      }
                    },
                    "type": "object",
                    "additionalProperties": false
                  },
                  "certFile": {
                    "description": "Path to the client cert file in the Prometheus container for the targets.",
                    "type": "string"
                  },
                  "insecureSkipVerify": {
                    "description": "Disable target certificate validation.",
                    "type": "boolean"
                  },
                  "keyFile": {
                    "description": "Path to the client key file in the Prometheus container for the targets.",
                    "type": "string"
                  },
                  "keySecret": {
                    "description": "Secret containing the client key file for the targets.",
                    "properties": {
                      "key": {
                        "description": "The key of the secret to select from.  Must be a valid secret key.",
                        "type": "string"
                      },
                      "name": {
                        "description": "Name of the referent. More info: https://kubernetes.io/docs/concepts/overview/working-with-objects/names/#names TODO: Add other useful fields. apiVersion, kind, uid?",
                        "type": "string"
                      },
                      "optional": {
                        "description": "Specify whether the Secret or its key must be defined",
                        "type": "boolean"
                      }
                    },
                    "required": [
                      "key"
                    ],
                    "type": "object",
                    "x-kubernetes-map-type": "atomic",
                    "additionalProperties": false
                  },
                  "serverName": {
                    "description": "Used to verify the hostname for the targets.",
                    "type": "string"
                  }
                },
                "type": "object",
                "additionalProperties": false
              },
              "url": {
                "description": "URL of the endpoint to send samples to.",
                "type": "string"
              },
              "writeRelabelConfigs": {
                "description": "WriteRelabelConfigs holds relabel_configs to relabel samples before they are sent to the remote_write endpoint.",
                "items": {
                  "description": "RelabelConfig allows dynamic rewriting of the label set, being applied to samples before ingestion. It defines `<metric_relabel_configs>`-section of Prometheus configuration. More info: https://prometheus.io/docs/prometheus/latest/configuration/configuration/#metric_relabel_configs",
                  "properties": {
                    "action": {
                      "default": "replace",
                      "description": "Action to perform based on regex matching. Default is 'replace'. uppercase and lowercase actions require Prometheus >= 2.36.",
                      "enum": [
                        "replace",
                        "Replace",
                        "keep",
                        "Keep",
                        "drop",
                        "Drop",
                        "hashmod",
                        "HashMod",
                        "labelmap",
                        "LabelMap",
                        "labeldrop",
                        "LabelDrop",
                        "labelkeep",
                        "LabelKeep",
                        "lowercase",
                        "Lowercase",
                        "uppercase",
                        "Uppercase"
                      ],
                      "type": "string"
                    },
                    "modulus": {
                      "description": "Modulus to take of the hash of the source label values.",
                      "format": "int64",
                      "type": "integer"
                    },
                    "regex": {
                      "description": "Regular expression against which the extracted value is matched. Default is '(.*)'",
                      "type": "string"
                    },
                    "replacement": {
                      "description": "Replacement value against which a regex replace is performed if the regular expression matches. Regex capture groups are available. Default is '$1'",
                      "type": "string"
                    },
                    "separator": {
                      "description": "Separator placed between concatenated source label values. default is ';'.",
                      "type": "string"
                    },
                    "sourceLabels": {
                      "description": "The source labels select values from existing labels. Their content is concatenated using the configured separator and matched against the configured regular expression for the replace, keep, and drop actions.",
                      "items": {
                        "description": "LabelName is a valid Prometheus label name which may only contain ASCII letters, numbers, as well as underscores.",
                        "pattern": "^[a-zA-Z_][a-zA-Z0-9_]*$",
                        "type": "string"
                      },
                      "type": "array"
                    },
                    "targetLabel": {
                      "description": "Label to which the resulting value is written in a replace action. It is mandatory for replace actions. Regex capture groups are available.",
                      "type": "string"
                    }
                  },
                  "type": "object",
                  "additionalProperties": false
                },
                "type": "array"
              }
            },
            "required": [
              "url"
            ],
            "type": "object",
            "additionalProperties": false
          },
          "type": "array"
        },
        "serviceMonitorNamespaceSelector": {
          "description": "ServiceMonitorNamespaceSelector is the set of labels that determine which namespaces to watch for ServiceMonitor discovery. If nil, it only checks its own namespace.",
          "properties": {
            "matchExpressions": {
              "description": "matchExpressions is a list of label selector requirements. The requirements are ANDed.",
              "items": {
                "description": "A label selector requirement is a selector that contains values, a key, and an operator that relates the key and values.",
                "properties": {
                  "key": {
                    "description": "key is the label key that the selector applies to.",
                    "type": "string"
                  },
                  "operator": {
                    "description": "operator represents a key's relationship to a set of values. Valid operators are In, NotIn, Exists and DoesNotExist.",
                    "type": "string"
                  },
                  "values": {
                    "description": "values is an array of string values. If the operator is In or NotIn, the values array must be non-empty. If the operator is Exists or DoesNotExist, the values array must be empty. This array is replaced during a strategic merge patch.",
                    "items": {
                      "type": "string"
                    },
                    "type": "array"
                  }
                },
                "required": [
                  "key",
                  "operator"
                ],
                "type": "object",
                "additionalProperties": false
              },
              "type": "array"
            },
            "matchLabels": {
              "additionalProperties": {
                "type": "string"
              },
              "description": "matchLabels is a map of {key,value} pairs. A single {key,value} in the matchLabels map is equivalent to an element of matchExpressions, whose key field is \"key\", the operator is \"In\", and the values array contains only \"value\". The requirements are ANDed.",
              "type": "object"
            }
          },
          "type": "object",
          "x-kubernetes-map-type": "atomic",
          "additionalProperties": false
        },
        "serviceMonitorSelector": {
          "description": "ServiceMonitorSelector determines which ServiceMonitors to select for target discovery.",
          "properties": {
            "matchExpressions": {
              "description": "matchExpressions is a list of label selector requirements. The requirements are ANDed.",
              "items": {
                "description": "A label selector requirement is a selector that contains values, a key, and an operator that relates the key and values.",
                "properties": {
                  "key": {
                    "description": "key is the label key that the selector applies to.",
                    "type": "string"
                  },
                  "operator": {
                    "description": "operator represents a key's relationship to a set of values. Valid operators are In, NotIn, Exists and DoesNotExist.",
                    "type": "string"
                  },
                  "values": {
                    "description": "values is an array of string values. If the operator is In or NotIn, the values array must be non-empty. If the operator is Exists or DoesNotExist, the values array must be empty. This array is replaced during a strategic merge patch.",
                    "items": {
                      "type": "string"
                    },
                    "type": "array"
                  }
                },
                "required": [
                  "key",
                  "operator"
                ],
                "type": "object",
                "additionalProperties": false
              },
              "type": "array"
            },
            "matchLabels": {
              "additionalProperties": {
                "type": "string"
              },
              "description": "matchLabels is a map of {key,value} pairs. A single {key,value} in the matchLabels map is equivalent to an element of matchExpressions, whose key field is \"key\", the operator is \"In\", and the values array contains only \"value\". The requirements are ANDed.",
              "type": "object"
            }
          },
          "type": "object",
          "x-kubernetes-map-type": "atomic",
          "additionalProperties": false
        },
        "walTruncateFrequency": {
          "description": "WALTruncateFrequency specifies how frequently to run the WAL truncation process. Higher values cause the WAL to increase and for old series to stay in the WAL longer, but reduces the chance of data loss when remote_write fails for longer than the given frequency.",
          "type": "string"
        },
        "writeStaleOnShutdown": {
          "description": "WriteStaleOnShutdown writes staleness markers on shutdown for all series.",
          "type": "boolean"
        }
      },
      "type": "object",
      "additionalProperties": false
    }
  },
  "type": "object"
}