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types_ingress.go
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package v1
import (
metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
corev1 "k8s.io/api/core/v1"
configv1 "github.com/openshift/api/config/v1"
)
// +genclient
// +k8s:deepcopy-gen:interfaces=k8s.io/apimachinery/pkg/runtime.Object
// +kubebuilder:object:root=true
// +kubebuilder:subresource:status
// +kubebuilder:subresource:scale:specpath=.spec.replicas,statuspath=.status.availableReplicas,selectorpath=.status.selector
// IngressController describes a managed ingress controller for the cluster. The
// controller can service OpenShift Route and Kubernetes Ingress resources.
//
// When an IngressController is created, a new ingress controller deployment is
// created to allow external traffic to reach the services that expose Ingress
// or Route resources. Updating this resource may lead to disruption for public
// facing network connections as a new ingress controller revision may be rolled
// out.
//
// https://kubernetes.io/docs/concepts/services-networking/ingress-controllers
//
// Whenever possible, sensible defaults for the platform are used. See each
// field for more details.
type IngressController struct {
metav1.TypeMeta `json:",inline"`
metav1.ObjectMeta `json:"metadata,omitempty"`
// spec is the specification of the desired behavior of the IngressController.
Spec IngressControllerSpec `json:"spec,omitempty"`
// status is the most recently observed status of the IngressController.
Status IngressControllerStatus `json:"status,omitempty"`
}
// IngressControllerSpec is the specification of the desired behavior of the
// IngressController.
type IngressControllerSpec struct {
// domain is a DNS name serviced by the ingress controller and is used to
// configure multiple features:
//
// * For the LoadBalancerService endpoint publishing strategy, domain is
// used to configure DNS records. See endpointPublishingStrategy.
//
// * When using a generated default certificate, the certificate will be valid
// for domain and its subdomains. See defaultCertificate.
//
// * The value is published to individual Route statuses so that end-users
// know where to target external DNS records.
//
// domain must be unique among all IngressControllers, and cannot be
// updated.
//
// If empty, defaults to ingress.config.openshift.io/cluster .spec.domain.
//
// +optional
Domain string `json:"domain,omitempty"`
// replicas is the desired number of ingress controller replicas. If unset,
// defaults to 2.
//
// +optional
Replicas *int32 `json:"replicas,omitempty"`
// endpointPublishingStrategy is used to publish the ingress controller
// endpoints to other networks, enable load balancer integrations, etc.
//
// If unset, the default is based on
// infrastructure.config.openshift.io/cluster .status.platform:
//
// AWS: LoadBalancerService (with External scope)
// Azure: LoadBalancerService (with External scope)
// GCP: LoadBalancerService (with External scope)
// IBMCloud: LoadBalancerService (with External scope)
// Libvirt: HostNetwork
//
// Any other platform types (including None) default to HostNetwork.
//
// endpointPublishingStrategy cannot be updated.
//
// +optional
EndpointPublishingStrategy *EndpointPublishingStrategy `json:"endpointPublishingStrategy,omitempty"`
// defaultCertificate is a reference to a secret containing the default
// certificate served by the ingress controller. When Routes don't specify
// their own certificate, defaultCertificate is used.
//
// The secret must contain the following keys and data:
//
// tls.crt: certificate file contents
// tls.key: key file contents
//
// If unset, a wildcard certificate is automatically generated and used. The
// certificate is valid for the ingress controller domain (and subdomains) and
// the generated certificate's CA will be automatically integrated with the
// cluster's trust store.
//
// If a wildcard certificate is used and shared by multiple
// HTTP/2 enabled routes (which implies ALPN) then clients
// (i.e., notably browsers) are at liberty to reuse open
// connections. This means a client can reuse a connection to
// another route and that is likely to fail. This behaviour is
// generally known as connection coalescing.
//
// The in-use certificate (whether generated or user-specified) will be
// automatically integrated with OpenShift's built-in OAuth server.
//
// +optional
DefaultCertificate *corev1.LocalObjectReference `json:"defaultCertificate,omitempty"`
// namespaceSelector is used to filter the set of namespaces serviced by the
// ingress controller. This is useful for implementing shards.
//
// If unset, the default is no filtering.
//
// +optional
NamespaceSelector *metav1.LabelSelector `json:"namespaceSelector,omitempty"`
// routeSelector is used to filter the set of Routes serviced by the ingress
// controller. This is useful for implementing shards.
//
// If unset, the default is no filtering.
//
// +optional
RouteSelector *metav1.LabelSelector `json:"routeSelector,omitempty"`
// nodePlacement enables explicit control over the scheduling of the ingress
// controller.
//
// If unset, defaults are used. See NodePlacement for more details.
//
// +optional
NodePlacement *NodePlacement `json:"nodePlacement,omitempty"`
// tlsSecurityProfile specifies settings for TLS connections for ingresscontrollers.
//
// If unset, the default is based on the apiservers.config.openshift.io/cluster resource.
//
// Note that when using the Old, Intermediate, and Modern profile types, the effective
// profile configuration is subject to change between releases. For example, given
// a specification to use the Intermediate profile deployed on release X.Y.Z, an upgrade
// to release X.Y.Z+1 may cause a new profile configuration to be applied to the ingress
// controller, resulting in a rollout.
//
// Note that the minimum TLS version for ingress controllers is 1.1, and
// the maximum TLS version is 1.2. An implication of this restriction
// is that the Modern TLS profile type cannot be used because it
// requires TLS 1.3.
//
// +optional
TLSSecurityProfile *configv1.TLSSecurityProfile `json:"tlsSecurityProfile,omitempty"`
// routeAdmission defines a policy for handling new route claims (for example,
// to allow or deny claims across namespaces).
//
// If empty, defaults will be applied. See specific routeAdmission fields
// for details about their defaults.
//
// +optional
RouteAdmission *RouteAdmissionPolicy `json:"routeAdmission,omitempty"`
// logging defines parameters for what should be logged where. If this
// field is empty, operational logs are enabled but access logs are
// disabled.
//
// +optional
Logging *IngressControllerLogging `json:"logging,omitempty"`
// httpHeaders defines policy for HTTP headers.
//
// If this field is empty, the default values are used.
//
// +optional
HTTPHeaders *IngressControllerHTTPHeaders `json:"httpHeaders,omitempty"`
}
// NodePlacement describes node scheduling configuration for an ingress
// controller.
type NodePlacement struct {
// nodeSelector is the node selector applied to ingress controller
// deployments.
//
// If unset, the default is:
//
// beta.kubernetes.io/os: linux
// node-role.kubernetes.io/worker: ''
//
// If set, the specified selector is used and replaces the default.
//
// +optional
NodeSelector *metav1.LabelSelector `json:"nodeSelector,omitempty"`
// tolerations is a list of tolerations applied to ingress controller
// deployments.
//
// The default is an empty list.
//
// See https://kubernetes.io/docs/concepts/configuration/taint-and-toleration/
//
// +optional
Tolerations []corev1.Toleration `json:"tolerations,omitempty"`
}
// EndpointPublishingStrategyType is a way to publish ingress controller endpoints.
// +kubebuilder:validation:Enum=LoadBalancerService;HostNetwork;Private;NodePortService
type EndpointPublishingStrategyType string
const (
// LoadBalancerService publishes the ingress controller using a Kubernetes
// LoadBalancer Service.
LoadBalancerServiceStrategyType EndpointPublishingStrategyType = "LoadBalancerService"
// HostNetwork publishes the ingress controller on node ports where the
// ingress controller is deployed.
HostNetworkStrategyType EndpointPublishingStrategyType = "HostNetwork"
// Private does not publish the ingress controller.
PrivateStrategyType EndpointPublishingStrategyType = "Private"
// NodePortService publishes the ingress controller using a Kubernetes NodePort Service.
NodePortServiceStrategyType EndpointPublishingStrategyType = "NodePortService"
)
// LoadBalancerScope is the scope at which a load balancer is exposed.
// +kubebuilder:validation:Enum=Internal;External
type LoadBalancerScope string
var (
// InternalLoadBalancer is a load balancer that is exposed only on the
// cluster's private network.
InternalLoadBalancer LoadBalancerScope = "Internal"
// ExternalLoadBalancer is a load balancer that is exposed on the
// cluster's public network (which is typically on the Internet).
ExternalLoadBalancer LoadBalancerScope = "External"
)
// LoadBalancerStrategy holds parameters for a load balancer.
type LoadBalancerStrategy struct {
// scope indicates the scope at which the load balancer is exposed.
// Possible values are "External" and "Internal".
//
// +kubebuilder:validation:Required
// +required
Scope LoadBalancerScope `json:"scope"`
// providerParameters holds desired load balancer information specific to
// the underlying infrastructure provider.
//
// If empty, defaults will be applied. See specific providerParameters
// fields for details about their defaults.
//
// +optional
ProviderParameters *ProviderLoadBalancerParameters `json:"providerParameters,omitempty"`
}
// ProviderLoadBalancerParameters holds desired load balancer information
// specific to the underlying infrastructure provider.
// +union
type ProviderLoadBalancerParameters struct {
// type is the underlying infrastructure provider for the load balancer.
// Allowed values are "AWS", "Azure", "BareMetal", "GCP", "OpenStack",
// and "VSphere".
//
// +unionDiscriminator
// +kubebuilder:validation:Required
// +required
Type LoadBalancerProviderType `json:"type"`
// aws provides configuration settings that are specific to AWS
// load balancers.
//
// If empty, defaults will be applied. See specific aws fields for
// details about their defaults.
//
// +optional
AWS *AWSLoadBalancerParameters `json:"aws,omitempty"`
}
// LoadBalancerProviderType is the underlying infrastructure provider for the
// load balancer. Allowed values are "AWS", "Azure", "BareMetal", "GCP",
// "OpenStack", and "VSphere".
//
// +kubebuilder:validation:Enum=AWS;Azure;BareMetal;GCP;OpenStack;VSphere;IBM
type LoadBalancerProviderType string
const (
AWSLoadBalancerProvider LoadBalancerProviderType = "AWS"
AzureLoadBalancerProvider LoadBalancerProviderType = "Azure"
GCPLoadBalancerProvider LoadBalancerProviderType = "GCP"
OpenStackLoadBalancerProvider LoadBalancerProviderType = "OpenStack"
VSphereLoadBalancerProvider LoadBalancerProviderType = "VSphere"
IBMLoadBalancerProvider LoadBalancerProviderType = "IBM"
BareMetalLoadBalancerProvider LoadBalancerProviderType = "BareMetal"
)
// AWSLoadBalancerParameters provides configuration settings that are
// specific to AWS load balancers.
// +union
type AWSLoadBalancerParameters struct {
// type is the type of AWS load balancer to instantiate for an ingresscontroller.
//
// Valid values are:
//
// * "Classic": A Classic Load Balancer that makes routing decisions at either
// the transport layer (TCP/SSL) or the application layer (HTTP/HTTPS). See
// the following for additional details:
//
// https://docs.aws.amazon.com/AmazonECS/latest/developerguide/load-balancer-types.html#clb
//
// * "NLB": A Network Load Balancer that makes routing decisions at the
// transport layer (TCP/SSL). See the following for additional details:
//
// https://docs.aws.amazon.com/AmazonECS/latest/developerguide/load-balancer-types.html#nlb
//
// +unionDiscriminator
// +kubebuilder:validation:Required
// +required
Type AWSLoadBalancerType `json:"type"`
// classicLoadBalancerParameters holds configuration parameters for an AWS
// classic load balancer. Present only if type is Classic.
//
// +optional
ClassicLoadBalancerParameters *AWSClassicLoadBalancerParameters `json:"classicLoadBalancer,omitempty"`
// networkLoadBalancerParameters holds configuration parameters for an AWS
// network load balancer. Present only if type is NLB.
//
// +optional
NetworkLoadBalancerParameters *AWSNetworkLoadBalancerParameters `json:"networkLoadBalancer,omitempty"`
}
// AWSLoadBalancerType is the type of AWS load balancer to instantiate.
// +kubebuilder:validation:Enum=Classic;NLB
type AWSLoadBalancerType string
const (
AWSClassicLoadBalancer AWSLoadBalancerType = "Classic"
AWSNetworkLoadBalancer AWSLoadBalancerType = "NLB"
)
// AWSClassicLoadBalancerParameters holds configuration parameters for an
// AWS Classic load balancer.
type AWSClassicLoadBalancerParameters struct {
}
// AWSNetworkLoadBalancerParameters holds configuration parameters for an
// AWS Network load balancer.
type AWSNetworkLoadBalancerParameters struct {
}
// HostNetworkStrategy holds parameters for the HostNetwork endpoint publishing
// strategy.
type HostNetworkStrategy struct {
}
// PrivateStrategy holds parameters for the Private endpoint publishing
// strategy.
type PrivateStrategy struct {
}
// NodePortStrategy holds parameters for the NodePortService endpoint publishing strategy.
type NodePortStrategy struct {
}
// EndpointPublishingStrategy is a way to publish the endpoints of an
// IngressController, and represents the type and any additional configuration
// for a specific type.
// +union
type EndpointPublishingStrategy struct {
// type is the publishing strategy to use. Valid values are:
//
// * LoadBalancerService
//
// Publishes the ingress controller using a Kubernetes LoadBalancer Service.
//
// In this configuration, the ingress controller deployment uses container
// networking. A LoadBalancer Service is created to publish the deployment.
//
// See: https://kubernetes.io/docs/concepts/services-networking/service/#loadbalancer
//
// If domain is set, a wildcard DNS record will be managed to point at the
// LoadBalancer Service's external name. DNS records are managed only in DNS
// zones defined by dns.config.openshift.io/cluster .spec.publicZone and
// .spec.privateZone.
//
// Wildcard DNS management is currently supported only on the AWS, Azure,
// and GCP platforms.
//
// * HostNetwork
//
// Publishes the ingress controller on node ports where the ingress controller
// is deployed.
//
// In this configuration, the ingress controller deployment uses host
// networking, bound to node ports 80 and 443. The user is responsible for
// configuring an external load balancer to publish the ingress controller via
// the node ports.
//
// * Private
//
// Does not publish the ingress controller.
//
// In this configuration, the ingress controller deployment uses container
// networking, and is not explicitly published. The user must manually publish
// the ingress controller.
//
// * NodePortService
//
// Publishes the ingress controller using a Kubernetes NodePort Service.
//
// In this configuration, the ingress controller deployment uses container
// networking. A NodePort Service is created to publish the deployment. The
// specific node ports are dynamically allocated by OpenShift; however, to
// support static port allocations, user changes to the node port
// field of the managed NodePort Service will preserved.
//
// +unionDiscriminator
// +kubebuilder:validation:Required
// +required
Type EndpointPublishingStrategyType `json:"type"`
// loadBalancer holds parameters for the load balancer. Present only if
// type is LoadBalancerService.
// +optional
LoadBalancer *LoadBalancerStrategy `json:"loadBalancer,omitempty"`
// hostNetwork holds parameters for the HostNetwork endpoint publishing
// strategy. Present only if type is HostNetwork.
// +optional
HostNetwork *HostNetworkStrategy `json:"hostNetwork,omitempty"`
// private holds parameters for the Private endpoint publishing
// strategy. Present only if type is Private.
// +optional
Private *PrivateStrategy `json:"private,omitempty"`
// nodePort holds parameters for the NodePortService endpoint publishing strategy.
// Present only if type is NodePortService.
// +optional
NodePort *NodePortStrategy `json:"nodePort,omitempty"`
}
// RouteAdmissionPolicy is an admission policy for allowing new route claims.
type RouteAdmissionPolicy struct {
// namespaceOwnership describes how host name claims across namespaces should
// be handled.
//
// Value must be one of:
//
// - Strict: Do not allow routes in different namespaces to claim the same host.
//
// - InterNamespaceAllowed: Allow routes to claim different paths of the same
// host name across namespaces.
//
// If empty, the default is Strict.
// +optional
NamespaceOwnership NamespaceOwnershipCheck `json:"namespaceOwnership,omitempty"`
// wildcardPolicy describes how routes with wildcard policies should
// be handled for the ingress controller. WildcardPolicy controls use
// of routes [1] exposed by the ingress controller based on the route's
// wildcard policy.
//
// [1] https://github.com/openshift/api/blob/master/route/v1/types.go
//
// Note: Updating WildcardPolicy from WildcardsAllowed to WildcardsDisallowed
// will cause admitted routes with a wildcard policy of Subdomain to stop
// working. These routes must be updated to a wildcard policy of None to be
// readmitted by the ingress controller.
//
// WildcardPolicy supports WildcardsAllowed and WildcardsDisallowed values.
//
// If empty, defaults to "WildcardsDisallowed".
//
WildcardPolicy WildcardPolicy `json:"wildcardPolicy,omitempty"`
}
// WildcardPolicy is a route admission policy component that describes how
// routes with a wildcard policy should be handled.
// +kubebuilder:validation:Enum=WildcardsAllowed;WildcardsDisallowed
type WildcardPolicy string
const (
// WildcardPolicyAllowed indicates routes with any wildcard policy are
// admitted by the ingress controller.
WildcardPolicyAllowed WildcardPolicy = "WildcardsAllowed"
// WildcardPolicyDisallowed indicates only routes with a wildcard policy
// of None are admitted by the ingress controller.
WildcardPolicyDisallowed WildcardPolicy = "WildcardsDisallowed"
)
// NamespaceOwnershipCheck is a route admission policy component that describes
// how host name claims across namespaces should be handled.
// +kubebuilder:validation:Enum=InterNamespaceAllowed;Strict
type NamespaceOwnershipCheck string
const (
// InterNamespaceAllowedOwnershipCheck allows routes to claim different paths of the same host name across namespaces.
InterNamespaceAllowedOwnershipCheck NamespaceOwnershipCheck = "InterNamespaceAllowed"
// StrictNamespaceOwnershipCheck does not allow routes to claim the same host name across namespaces.
StrictNamespaceOwnershipCheck NamespaceOwnershipCheck = "Strict"
)
// LoggingDestinationType is a type of destination to which to send log
// messages.
//
// +kubebuilder:validation:Enum=Container;Syslog
type LoggingDestinationType string
const (
// Container sends log messages to a sidecar container.
ContainerLoggingDestinationType LoggingDestinationType = "Container"
// Syslog sends log messages to a syslog endpoint.
SyslogLoggingDestinationType LoggingDestinationType = "Syslog"
// ContainerLoggingSidecarContainerName is the name of the container
// with the log output in an ingress controller pod when container
// logging is used.
ContainerLoggingSidecarContainerName = "logs"
)
// SyslogLoggingDestinationParameters describes parameters for the Syslog
// logging destination type.
type SyslogLoggingDestinationParameters struct {
// address is the IP address of the syslog endpoint that receives log
// messages.
//
// +kubebuilder:validation:Required
// +required
Address string `json:"address"`
// port is the UDP port number of the syslog endpoint that receives log
// messages.
//
// +kubebuilder:validation:Required
// +kubebuilder:validation:Minimum=1
// +kubebuilder:validation:Maximum=65535
// +required
Port uint32 `json:"port"`
// facility specifies the syslog facility of log messages.
//
// If this field is empty, the facility is "local1".
//
// +kubebuilder:validation:Optional
// +kubebuilder:validation:Enum=kern;user;mail;daemon;auth;syslog;lpr;news;uucp;cron;auth2;ftp;ntp;audit;alert;cron2;local0;local1;local2;local3;local4;local5;local6;local7
// +optional
Facility string `json:"facility,omitempty"`
}
// ContainerLoggingDestinationParameters describes parameters for the Container
// logging destination type.
type ContainerLoggingDestinationParameters struct {
}
// LoggingDestination describes a destination for log messages.
// +union
type LoggingDestination struct {
// type is the type of destination for logs. It must be one of the
// following:
//
// * Container
//
// The ingress operator configures the sidecar container named "logs" on
// the ingress controller pod and configures the ingress controller to
// write logs to the sidecar. The logs are then available as container
// logs. The expectation is that the administrator configures a custom
// logging solution that reads logs from this sidecar. Note that using
// container logs means that logs may be dropped if the rate of logs
// exceeds the container runtime's or the custom logging solution's
// capacity.
//
// * Syslog
//
// Logs are sent to a syslog endpoint. The administrator must specify
// an endpoint that can receive syslog messages. The expectation is
// that the administrator has configured a custom syslog instance.
//
// +unionDiscriminator
// +kubebuilder:validation:Required
// +required
Type LoggingDestinationType `json:"type"`
// syslog holds parameters for a syslog endpoint. Present only if
// type is Syslog.
//
// +optional
Syslog *SyslogLoggingDestinationParameters `json:"syslog,omitempty"`
// container holds parameters for the Container logging destination.
// Present only if type is Container.
//
// +optional
Container *ContainerLoggingDestinationParameters `json:"container,omitempty"`
}
// IngressControllerCaptureHTTPHeader describes an HTTP header that should be
// captured.
type IngressControllerCaptureHTTPHeader struct {
// name specifies a header name. Its value must be a valid HTTP header
// name as defined in RFC 2616 section 4.2.
//
// +kubebuilder:validation:Required
// +kubebuilder:validation:Pattern="^[-!#$%&'*+.0-9A-Z^_`a-z|~]+$"
// +required
Name string `json:"name"`
// maxLength specifies a maximum length for the header value. If a
// header value exceeds this length, the value will be truncated in the
// log message. Note that the ingress controller may impose a separate
// bound on the total length of HTTP headers in a request.
//
// +kubebuilder:validation:Required
// +kubebuilder:validation:Minimum=1
// +required
MaxLength int `json:"maxLength"`
}
// IngressControllerCaptureHTTPHeaders specifies which HTTP headers the
// IngressController captures.
type IngressControllerCaptureHTTPHeaders struct {
// request specifies which HTTP request headers to capture.
//
// If this field is empty, no request headers are captured.
//
// +nullable
// +optional
Request []IngressControllerCaptureHTTPHeader `json:"request,omitempty"`
// response specifies which HTTP response headers to capture.
//
// If this field is empty, no response headers are captured.
//
// +nullable
// +optional
Response []IngressControllerCaptureHTTPHeader `json:"response,omitempty"`
}
// CookieMatchType indicates the type of matching used against cookie names to
// select a cookie for capture.
// +kubebuilder:validation:Enum=Exact;Prefix
type CookieMatchType string
const (
// CookieMatchTypeExact indicates that an exact string match should be
// performed.
CookieMatchTypeExact CookieMatchType = "Exact"
// CookieMatchTypePrefix indicates that a string prefix match should be
// performed.
CookieMatchTypePrefix CookieMatchType = "Prefix"
)
// IngressControllerCaptureHTTPCookie describes an HTTP cookie that should be
// captured.
type IngressControllerCaptureHTTPCookie struct {
IngressControllerCaptureHTTPCookieUnion `json:",inline"`
// maxLength specifies a maximum length of the string that will be
// logged, which includes the cookie name, cookie value, and
// one-character delimiter. If the log entry exceeds this length, the
// value will be truncated in the log message. Note that the ingress
// controller may impose a separate bound on the total length of HTTP
// headers in a request.
//
// +kubebuilder:validation:Required
// +kubebuilder:validation:Minimum=1
// +kubebuilder:validation:Maximum=1024
// +required
MaxLength int `json:"maxLength"`
}
// IngressControllerCaptureHTTPCookieUnion describes optional fields of an HTTP cookie that should be captured.
// +union
type IngressControllerCaptureHTTPCookieUnion struct {
// matchType specifies the type of match to be performed on the cookie
// name. Allowed values are "Exact" for an exact string match and
// "Prefix" for a string prefix match. If "Exact" is specified, a name
// must be specified in the name field. If "Prefix" is provided, a
// prefix must be specified in the namePrefix field. For example,
// specifying matchType "Prefix" and namePrefix "foo" will capture a
// cookie named "foo" or "foobar" but not one named "bar". The first
// matching cookie is captured.
//
// +unionDiscriminator
// +kubebuilder:validation:Required
// +required
MatchType CookieMatchType `json:"matchType,omitempty"`
// name specifies a cookie name. Its value must be a valid HTTP cookie
// name as defined in RFC 6265 section 4.1.
//
// +kubebuilder:validation:Pattern="^[-!#$%&'*+.0-9A-Z^_`a-z|~]*$"
// +kubebuilder:validation:MinLength=0
// +kubebuilder:validation:MaxLength=1024
// +optional
Name string `json:"name"`
// namePrefix specifies a cookie name prefix. Its value must be a valid
// HTTP cookie name as defined in RFC 6265 section 4.1.
//
// +kubebuilder:validation:Pattern="^[-!#$%&'*+.0-9A-Z^_`a-z|~]*$"
// +kubebuilder:validation:MinLength=0
// +kubebuilder:validation:MaxLength=1024
// +optional
NamePrefix string `json:"namePrefix"`
}
// AccessLogging describes how client requests should be logged.
type AccessLogging struct {
// destination is where access logs go.
//
// +kubebuilder:validation:Required
// +required
Destination LoggingDestination `json:"destination"`
// httpLogFormat specifies the format of the log message for an HTTP
// request.
//
// If this field is empty, log messages use the implementation's default
// HTTP log format. For HAProxy's default HTTP log format, see the
// HAProxy documentation:
// http://cbonte.github.io/haproxy-dconv/2.0/configuration.html#8.2.3
//
// Note that this format only applies to cleartext HTTP connections
// and to secure HTTP connections for which the ingress controller
// terminates encryption (that is, edge-terminated or reencrypt
// connections). It does not affect the log format for TLS passthrough
// connections.
//
// +optional
HttpLogFormat string `json:"httpLogFormat,omitempty"`
// httpCaptureHeaders defines HTTP headers that should be captured in
// access logs. If this field is empty, no headers are captured.
//
// Note that this option only applies to cleartext HTTP connections
// and to secure HTTP connections for which the ingress controller
// terminates encryption (that is, edge-terminated or reencrypt
// connections). Headers cannot be captured for TLS passthrough
// connections.
//
// +optional
HTTPCaptureHeaders IngressControllerCaptureHTTPHeaders `json:"httpCaptureHeaders,omitempty"`
// httpCaptureCookies specifies HTTP cookies that should be captured in
// access logs. If this field is empty, no cookies are captured.
//
// +nullable
// +optional
// +kubebuilder:validation:MaxItems=1
HTTPCaptureCookies []IngressControllerCaptureHTTPCookie `json:"httpCaptureCookies,omitempty"`
}
// IngressControllerLogging describes what should be logged where.
type IngressControllerLogging struct {
// access describes how the client requests should be logged.
//
// If this field is empty, access logging is disabled.
//
// +optional
Access *AccessLogging `json:"access,omitempty"`
}
// IngressControllerHTTPHeaderPolicy is a policy for setting HTTP headers.
//
// +kubebuilder:validation:Enum=Append;Replace;IfNone;Never
type IngressControllerHTTPHeaderPolicy string
const (
// AppendHTTPHeaderPolicy appends the header, preserving any existing header.
AppendHTTPHeaderPolicy IngressControllerHTTPHeaderPolicy = "Append"
// ReplaceHTTPHeaderPolicy sets the header, removing any existing header.
ReplaceHTTPHeaderPolicy IngressControllerHTTPHeaderPolicy = "Replace"
// IfNoneHTTPHeaderPolicy sets the header if it is not already set.
IfNoneHTTPHeaderPolicy IngressControllerHTTPHeaderPolicy = "IfNone"
// NeverHTTPHeaderPolicy never sets the header, preserving any existing
// header.
NeverHTTPHeaderPolicy IngressControllerHTTPHeaderPolicy = "Never"
)
// IngressControllerHTTPUniqueIdHeaderPolicy describes configuration for a
// unique id header.
type IngressControllerHTTPUniqueIdHeaderPolicy struct {
// name specifies the name of the HTTP header (for example, "unique-id")
// that the ingress controller should inject into HTTP requests. The
// field's value must be a valid HTTP header name as defined in RFC 2616
// section 4.2. If the field is empty, no header is injected.
//
// +optional
// +kubebuilder:validation:Pattern="^$|^[-!#$%&'*+.0-9A-Z^_`a-z|~]+$"
// +kubebuilder:validation:MinLength=0
// +kubebuilder:validation:MaxLength=1024
Name string `json:"name,omitempty"`
// format specifies the format for the injected HTTP header's value.
// This field has no effect unless name is specified. For the
// HAProxy-based ingress controller implementation, this format uses the
// same syntax as the HTTP log format. If the field is empty, the
// default value is "%{+X}o\\ %ci:%cp_%fi:%fp_%Ts_%rt:%pid"; see the
// corresponding HAProxy documentation:
// http://cbonte.github.io/haproxy-dconv/2.0/configuration.html#8.2.3
//
// +optional
// +kubebuilder:validation:Pattern="^(%(%|(\\{[-+]?[QXE](,[-+]?[QXE])*\\})?([A-Za-z]+|\\[[.0-9A-Z_a-z]+(\\([^)]+\\))?(,[.0-9A-Z_a-z]+(\\([^)]+\\))?)*\\]))|[^%[:cntrl:]])*$"
// +kubebuilder:validation:MinLength=0
// +kubebuilder:validation:MaxLength=1024
Format string `json:"format,omitempty"`
}
// IngressControllerHTTPHeaders specifies how the IngressController handles
// certain HTTP headers.
type IngressControllerHTTPHeaders struct {
// forwardedHeaderPolicy specifies when and how the IngressController
// sets the Forwarded, X-Forwarded-For, X-Forwarded-Host,
// X-Forwarded-Port, X-Forwarded-Proto, and X-Forwarded-Proto-Version
// HTTP headers. The value may be one of the following:
//
// * "Append", which specifies that the IngressController appends the
// headers, preserving existing headers.
//
// * "Replace", which specifies that the IngressController sets the
// headers, replacing any existing Forwarded or X-Forwarded-* headers.
//
// * "IfNone", which specifies that the IngressController sets the
// headers if they are not already set.
//
// * "Never", which specifies that the IngressController never sets the
// headers, preserving any existing headers.
//
// By default, the policy is "Append".
//
// +optional
ForwardedHeaderPolicy IngressControllerHTTPHeaderPolicy `json:"forwardedHeaderPolicy,omitempty"`
// uniqueId describes configuration for a custom HTTP header that the
// ingress controller should inject into incoming HTTP requests.
// Typically, this header is configured to have a value that is unique
// to the HTTP request. The header can be used by applications or
// included in access logs to facilitate tracing individual HTTP
// requests.
//
// If this field is empty, no such header is injected into requests.
//
// +optional
UniqueId IngressControllerHTTPUniqueIdHeaderPolicy `json:"uniqueId,omitempty"`
}
var (
// Available indicates the ingress controller deployment is available.
IngressControllerAvailableConditionType = "Available"
// LoadBalancerManaged indicates the management status of any load balancer
// service associated with an ingress controller.
LoadBalancerManagedIngressConditionType = "LoadBalancerManaged"
// LoadBalancerReady indicates the ready state of any load balancer service
// associated with an ingress controller.
LoadBalancerReadyIngressConditionType = "LoadBalancerReady"
// DNSManaged indicates the management status of any DNS records for the
// ingress controller.
DNSManagedIngressConditionType = "DNSManaged"
// DNSReady indicates the ready state of any DNS records for the ingress
// controller.
DNSReadyIngressConditionType = "DNSReady"
)
// IngressControllerStatus defines the observed status of the IngressController.
type IngressControllerStatus struct {
// availableReplicas is number of observed available replicas according to the
// ingress controller deployment.
AvailableReplicas int32 `json:"availableReplicas"`
// selector is a label selector, in string format, for ingress controller pods
// corresponding to the IngressController. The number of matching pods should
// equal the value of availableReplicas.
Selector string `json:"selector"`
// domain is the actual domain in use.
Domain string `json:"domain"`
// endpointPublishingStrategy is the actual strategy in use.
EndpointPublishingStrategy *EndpointPublishingStrategy `json:"endpointPublishingStrategy,omitempty"`
// conditions is a list of conditions and their status.
//
// Available means the ingress controller deployment is available and
// servicing route and ingress resources (i.e, .status.availableReplicas
// equals .spec.replicas)
//
// There are additional conditions which indicate the status of other
// ingress controller features and capabilities.
//
// * LoadBalancerManaged
// - True if the following conditions are met:
// * The endpoint publishing strategy requires a service load balancer.
// - False if any of those conditions are unsatisfied.
//
// * LoadBalancerReady
// - True if the following conditions are met:
// * A load balancer is managed.
// * The load balancer is ready.
// - False if any of those conditions are unsatisfied.
//
// * DNSManaged
// - True if the following conditions are met:
// * The endpoint publishing strategy and platform support DNS.
// * The ingress controller domain is set.
// * dns.config.openshift.io/cluster configures DNS zones.
// - False if any of those conditions are unsatisfied.
//
// * DNSReady
// - True if the following conditions are met:
// * DNS is managed.
// * DNS records have been successfully created.
// - False if any of those conditions are unsatisfied.
Conditions []OperatorCondition `json:"conditions,omitempty"`
// tlsProfile is the TLS connection configuration that is in effect.
// +optional
TLSProfile *configv1.TLSProfileSpec `json:"tlsProfile,omitempty"`
// observedGeneration is the most recent generation observed.
// +optional
ObservedGeneration int64 `json:"observedGeneration,omitempty"`
}
// +k8s:deepcopy-gen:interfaces=k8s.io/apimachinery/pkg/runtime.Object
// +kubebuilder:object:root=true
// IngressControllerList contains a list of IngressControllers.
type IngressControllerList struct {
metav1.TypeMeta `json:",inline"`
metav1.ListMeta `json:"metadata,omitempty"`
Items []IngressController `json:"items"`
}