model

package
v1.27.1 Latest Latest
Warning

This package is not in the latest version of its module.

 Go to latest Published: Feb 12, 2024 License: Apache-2.0 Imports: 7 Imported by: 0

Documentation

Index

Constants

View Source 
const (
	// A Kubernetes DaemonSet.
	WorkloadTypeDaemonSet = contourv1alpha1.WorkloadTypeDaemonSet

	// A Kubernetes Deployment.
	WorkloadTypeDeployment = contourv1alpha1.WorkloadTypeDeployment
)
View Source 
const (
	// ContourAvailableConditionType indicates that the contour is running
	// and available.
	ContourAvailableConditionType = "Available"
)
View Source 
const (
	// OwningGatewayNameLabel is the owner reference label used for a Contour
	// created by the gateway provisioner. The value should be the name of the Gateway.
	OwningGatewayNameLabel = "projectcontour.io/owning-gateway-name"
)

Variables

This section is empty.

Functions

func CommonLabels added in v1.23.0 

func CommonLabels(c *Contour) map[string]string

CommonLabels returns labels for Contour resources.

func OwnerLabels 

func OwnerLabels(contour *Contour) map[string]string

OwnerLabels returns owner labels for the provided contour.

func OwningSelector 

func OwningSelector(contour *Contour) *metav1.LabelSelector

OwningSelector returns a label selector using "projectcontour.io/owning-gateway-name".

Types

type AWSLoadBalancerParameters 

type AWSLoadBalancerParameters struct {
	// Type is the type of AWS load balancer to manage.
	//
	// Valid values are:
	//
	// * "Classic": A Classic load balancer 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 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
	//
	// If unset, defaults to "Classic".
	Type AWSLoadBalancerType

	// AllocationIDs is a list of Allocation IDs of Elastic IP addresses that are
	// to be assigned to the Network Load Balancer. Works only with type NLB.
	// If you are using Amazon EKS 1.16 or later, you can assign Elastic IP addresses
	// to Network Load Balancer with AllocationIDs. The number of Allocation IDs
	// must match the number of subnets used for the load balancer.
	//
	// Example: "eipalloc-<xxxxxxxxxxxxxxxxx>"
	//
	// See: https://docs.aws.amazon.com/eks/latest/userguide/load-balancing.html
	AllocationIDs []string
}

AWSLoadBalancerParameters provides configuration settings that are specific to AWS load balancers.

type AWSLoadBalancerType 

type AWSLoadBalancerType string

AWSLoadBalancerType is the type of AWS load balancer to manage. 

const (
	AWSClassicLoadBalancer AWSLoadBalancerType = "Classic"
	AWSNetworkLoadBalancer AWSLoadBalancerType = "NLB"
)

type AzureLoadBalancerParameters 

type AzureLoadBalancerParameters struct {
	// Address is the desired load balancer IP address. If scope is "Internal", address
	// must reside in same virtual network as AKS and must not already be assigned
	// to a resource. If address does not reside in same subnet as AKS, the subnet
	// parameter is also required.
	//
	// Address must already exist (e.g. `az network public-ip create`).
	//
	// See:
	// 	 https://docs.microsoft.com/en-us/azure/aks/static-ip#create-a-service-using-the-static-ip-address
	// 	 https://docs.microsoft.com/en-us/azure/aks/internal-lb#specify-an-ip-address
	Address *string

	// ResourceGroup is the resource group name where the "address" resides. Relevant
	// only if scope is "External".
	//
	// Omit if desired IP is created in same resource group as AKS cluster.
	ResourceGroup *string

	// Subnet is the subnet name where the "address" resides. Relevant only
	// if scope is "Internal" and desired IP does not reside in same subnet as AKS.
	//
	// Omit if desired IP is in same subnet as AKS cluster.
	//
	// See: https://docs.microsoft.com/en-us/azure/aks/internal-lb#specify-an-ip-address
	Subnet *string
}

type Contour 

type Contour struct {
	metav1.ObjectMeta `json:"metadata,omitempty"`

	// Spec defines the desired state of Contour.
	Spec ContourSpec `json:"spec,omitempty"`
}

Contour is the representation of an instance of Contour + Envoy.

func Default 

func Default(namespace, name string) *Contour

Default returns a default instance of a Contour for the given namespace/name.

func (*Contour) AppLabels added in v1.23.0 

func (c *Contour) AppLabels() map[string]string

AppLabels returns labels for a Contour resources(Deployment/DaemonSet).

func (*Contour) ContourCertsSecretName 

func (c *Contour) ContourCertsSecretName() string

ContourCertsSecretName returns the name of the Contour xDS TLS certs Secret resource.

func (*Contour) ContourConfigurationName 

func (c *Contour) ContourConfigurationName() string

ContourConfigurationName returns the name of the ContourConfiguration resource.

func (*Contour) ContourDeploymentName 

func (c *Contour) ContourDeploymentName() string

ContourDeploymentName returns the name of the Contour Deployment resource.

func (*Contour) ContourNodeSelectorExists 

func (c *Contour) ContourNodeSelectorExists() bool

ContourNodeSelectorExists returns true if a nodeSelector is specified for Contour.

func (*Contour) ContourRBACNames 

func (c *Contour) ContourRBACNames() RBACNames

ContourRBACNames returns the names of the RBAC resources for the Contour deployment.

func (*Contour) ContourServiceName 

func (c *Contour) ContourServiceName() string

ContourServiceName returns the name of the Contour Service resource.

func (*Contour) ContourTolerationsExist 

func (c *Contour) ContourTolerationsExist() bool

ContourTolerationsExist returns true if tolerations are set for Contour.

func (*Contour) EnvoyCertsSecretName 

func (c *Contour) EnvoyCertsSecretName() string

EnvoyCertsSecretName returns the name of the Envoy xDS TLS certs Secret resource.

func (*Contour) EnvoyDataPlaneName 

func (c *Contour) EnvoyDataPlaneName() string

EnvoyDataPlaneName returns the name of the Envoy data plane (DaemonSet or Deployment) resource.

func (*Contour) EnvoyNodeSelectorExists 

func (c *Contour) EnvoyNodeSelectorExists() bool

EnvoyNodeSelectorExists returns true if a nodeSelector is specified for Envoy.

func (*Contour) EnvoyRBACNames 

func (c *Contour) EnvoyRBACNames() RBACNames

EnvoyRBACNames returns the names of the RBAC resources for the Envoy daemonset.

func (*Contour) EnvoyServiceName 

func (c *Contour) EnvoyServiceName() string

EnvoyServiceName returns the name of the Envoy Service resource.

func (*Contour) EnvoyTolerationsExist 

func (c *Contour) EnvoyTolerationsExist() bool

EnvoyTolerationsExist returns true if tolerations are set for Envoy.

func (*Contour) LeaderElectionLeaseName 

func (c *Contour) LeaderElectionLeaseName() string

LeaderElectionLeaseName returns the name of the Contour leader election Lease resource.

type ContourNodePlacement 

type ContourNodePlacement struct {
	// NodeSelector is the simplest recommended form of node selection constraint
	// and specifies a map of key-value pairs. For the Contour pod to be eligible
	// to run on a node, the node must have each of the indicated key-value pairs
	// as labels (it can have additional labels as well).
	//
	// If unset, the Contour pod(s) will be scheduled to any available node.
	NodeSelector map[string]string

	// Tolerations work with taints to ensure that Envoy pods are not scheduled
	// onto inappropriate nodes. One or more taints are applied to a node; this
	// marks that the node should not accept any pods that do not tolerate the
	// taints.
	//
	// The default is an empty list.
	//
	// See https://kubernetes.io/docs/concepts/configuration/taint-and-toleration/
	// for additional details.
	Tolerations []corev1.Toleration
}

ContourNodePlacement describes node scheduling configuration for Contour pods. If nodeSelector and tolerations are specified, the scheduler will use both to determine where to place the Contour pod(s).

type ContourSpec 

type ContourSpec struct {
	// ContourReplicas is the desired number of Contour replicas. If unset,
	// defaults to 2.
	ContourReplicas int32

	// EnvoyReplicas is the desired number of Envoy replicas. If WorkloadType
	// is not "Deployment", this field is ignored. Otherwise, if unset,
	// defaults to 2.
	EnvoyReplicas int32

	// NetworkPublishing defines the schema for publishing Contour to a network.
	//
	// See each field for additional details.
	NetworkPublishing NetworkPublishing

	// GatewayControllerName is used to determine which GatewayClass
	// Contour reconciles. The string takes the form of
	// "projectcontour.io/<namespace>/contour". If unset, Contour will not
	// reconcile Gateway API resources.
	GatewayControllerName *string

	// IngressClassName is the name of the IngressClass used by Contour. If unset,
	// Contour will process all ingress objects without an ingress class annotation
	// or ingress objects with an annotation matching ingress-class=contour. When
	// specified, Contour will only process ingress objects that match the provided
	// class.
	//
	// For additional IngressClass details, refer to:
	//   https://projectcontour.io/docs/main/config/annotations/#ingress-class
	IngressClassName *string

	// ContourLogLevel sets the log level for Contour
	// Allowed values are "info", "debug".
	ContourLogLevel contourv1alpha1.LogLevel

	// NodePlacement enables scheduling of Contour and Envoy pods onto specific nodes.
	//
	// See each field for additional details.
	NodePlacement *NodePlacement

	// EnableExternalNameService enables ExternalName Services.
	// ExternalName Services are disabled by default due to CVE-2021-XXXXX
	// You can re-enable them by setting this setting to "true".
	// This is not recommended without understanding the security implications.
	// Please see the advisory at https://github.com/projectcontour/contour/security/advisories/GHSA-5ph6-qq5x-7jwc for the details.
	EnableExternalNameService *bool

	// RuntimeSettings is any user-defined ContourConfigurationSpec to use when provisioning.
	RuntimeSettings *contourv1alpha1.ContourConfigurationSpec

	// EnvoyWorkloadType is the way to deploy Envoy, either "DaemonSet" or "Deployment".
	EnvoyWorkloadType WorkloadType

	// KubernetesLogLevel Enable Kubernetes client debug logging with log level. If unset,
	// defaults to 0.
	KubernetesLogLevel uint8

	// An update strategy to replace existing Envoy DaemonSet pods with new pods.
	// when envoy be running as a `Deployment`,it's must be nil
	// +optional
	EnvoyDaemonSetUpdateStrategy appsv1.DaemonSetUpdateStrategy

	// The deployment strategy to use to replace existing Envoy pods with new ones.
	// when envoy be running as a `DaemonSet`,it's must be nil
	EnvoyDeploymentStrategy appsv1.DeploymentStrategy

	// The deployment strategy to use to replace existing Contour pods with new ones.
	// when envoy be running as a `DaemonSet`,it's must be nil
	ContourDeploymentStrategy appsv1.DeploymentStrategy

	// ResourceLabels is a set of labels to add to the provisioned Contour resource(s).
	ResourceLabels map[string]string

	// EnvoyExtraVolumes holds the extra volumes to add to envoy's pod.
	EnvoyExtraVolumes []corev1.Volume

	// EnvoyExtraVolumeMounts holds the extra volume mounts to add to envoy's pod(normally used with envoyExtraVolumes).
	EnvoyExtraVolumeMounts []corev1.VolumeMount

	// EnvoyPodAnnotations holds the annotations that will be add to the envoy‘s pod.
	// the annotations: "prometheus.io/scrape", "prometheus.io/port", "prometheus.io/path" will be overwritten with predefined value.
	EnvoyPodAnnotations map[string]string

	// ContourPodAnnotations holds the annotations that will be add to the contour's pod.
	// the annotations: "prometheus.io/scrape", "prometheus.io/port" will be overwritten with predefined value.
	ContourPodAnnotations map[string]string

	// Compute Resources required by envoy container.
	EnvoyResources corev1.ResourceRequirements

	// Compute Resources required by contour container.
	ContourResources corev1.ResourceRequirements

	// EnvoyLogLevel sets the log level for Envoy
	// Allowed values are "trace", "debug", "info", "warn", "error", "critical", "off".
	EnvoyLogLevel contourv1alpha1.LogLevel

	// The base ID to use when allocating shared memory regions.
	// if Envoy needs to be run multiple times on the same machine, each running Envoy will need a unique base ID
	// so that the shared memory regions do not conflict.
	// defaults to 0.
	EnvoyBaseID int32

	// MaximumHeapSizeBytes defines how much memory the overload manager controls Envoy to allocate at most.
	// If the value is 0, the overload manager is disabled.
	// defaults to 0.
	EnvoyMaxHeapSizeBytes uint64
}

ContourSpec defines the desired state of Contour.

type EnvoyNetworkPublishing 

type EnvoyNetworkPublishing struct {
	// Type is the type of publishing strategy to use. Valid values are:
	//
	// * LoadBalancerService
	//
	// In this configuration, network endpoints for Envoy use container networking.
	// A Kubernetes LoadBalancer Service is created to publish Envoy network
	// endpoints. The Service uses port 80 to publish Envoy's HTTP network endpoint
	// and port 443 to publish Envoy's HTTPS network endpoint.
	//
	// See: https://kubernetes.io/docs/concepts/services-networking/service/#loadbalancer
	//
	// * NodePortService
	//
	// Publishes Envoy network endpoints using a Kubernetes NodePort Service.
	//
	// In this configuration, Envoy network endpoints use container networking. A Kubernetes
	// NodePort Service is created to publish the network endpoints.
	//
	// See: https://kubernetes.io/docs/concepts/services-networking/service/#nodeport
	//
	// * ClusterIPService
	//
	// Publishes Envoy network endpoints using a Kubernetes ClusterIP Service.
	//
	// In this configuration, Envoy network endpoints use container networking. A Kubernetes
	// ClusterIP Service is created to publish the network endpoints.
	//
	// See: https://kubernetes.io/docs/concepts/services-networking/service/#publishing-services-service-types
	Type NetworkPublishingType

	// LoadBalancer holds parameters for the load balancer. Present only if type is
	// LoadBalancerService.
	//
	// If unspecified, defaults to an external Classic AWS ELB.
	LoadBalancer LoadBalancerStrategy

	// Ports is a list of ports to expose on the Envoy service and
	// workload.
	Ports []Port

	// ServiceAnnotations is a set of annotations to add to the provisioned Envoy service.
	ServiceAnnotations map[string]string

	// IPFamilyPolicy represents the dual-stack-ness requested or required by
	// this Service. If there is no value provided, then this field will be set
	// to SingleStack.
	IPFamilyPolicy corev1.IPFamilyPolicy

	// ExternalTrafficPolicy describes how nodes distribute service traffic they
	// receive on one of the Service's "externally-facing" addresses (NodePorts, ExternalIPs,
	// and LoadBalancer IPs).
	//
	// If unset, defaults to "Local".
	ExternalTrafficPolicy corev1.ServiceExternalTrafficPolicyType
}

EnvoyNetworkPublishing defines the schema to publish Envoy to a network.

type EnvoyNodePlacement 

type EnvoyNodePlacement struct {
	// NodeSelector is the simplest recommended form of node selection constraint
	// and specifies a map of key-value pairs. For the Envoy pod to be eligible to
	// run on a node, the node must have each of the indicated key-value pairs as
	// labels (it can have additional labels as well).
	//
	// If unset, the Envoy pod(s) will be scheduled to any available node.
	NodeSelector map[string]string

	// Tolerations work with taints to ensure that Envoy pods are not scheduled
	// onto inappropriate nodes. One or more taints are applied to a node; this
	// marks that the node should not accept any pods that do not tolerate the taints.
	//
	// The default is an empty list.
	//
	// See https://kubernetes.io/docs/concepts/configuration/taint-and-toleration/
	// for additional details.
	Tolerations []corev1.Toleration
}

EnvoyNodePlacement describes node scheduling configuration for Envoy pods. If nodeSelector and tolerations are specified, the scheduler will use both to determine where to place the Envoy pod(s).

type GCPLoadBalancerParameters 

type GCPLoadBalancerParameters struct {
	// Address is the desired load balancer IP address. If scope is "Internal", the address
	// must reside in same subnet as the GKE cluster or "subnet" has to be provided.
	//
	// See:
	// 	 https://cloud.google.com/kubernetes-engine/docs/tutorials/configuring-domain-name-static-ip#use_a_service
	// 	 https://cloud.google.com/kubernetes-engine/docs/how-to/internal-load-balancing#lb_subnet
	Address *string

	// Subnet is the subnet name where the "address" resides. Relevant only
	// if scope is "Internal" and desired IP does not reside in same subnet as GKE
	// cluster.
	//
	// Omit if desired IP is in same subnet as GKE cluster.
	//
	// See: https://cloud.google.com/kubernetes-engine/docs/how-to/internal-load-balancing#lb_subnet
	Subnet *string
}

type LoadBalancerProviderType 

type LoadBalancerProviderType string

LoadBalancerProviderType is the underlying infrastructure provider for the load balancer. Allowed values are "AWS", "Azure", and "GCP". 

const (
	AWSLoadBalancerProvider   LoadBalancerProviderType = "AWS"
	AzureLoadBalancerProvider LoadBalancerProviderType = "Azure"
	GCPLoadBalancerProvider   LoadBalancerProviderType = "GCP"
)

type LoadBalancerScope 

type LoadBalancerScope string

LoadBalancerScope is the scope at which a load balancer is exposed. +kubebuilder:validation:Enum=Internal;External 

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"
)

type LoadBalancerStrategy 

type LoadBalancerStrategy struct {
	// Scope indicates the scope at which the load balancer is exposed.
	// Possible values are "External" and "Internal".
	Scope LoadBalancerScope

	// ProviderParameters contains load balancer information specific to
	// the underlying infrastructure provider.
	ProviderParameters ProviderLoadBalancerParameters

	// LoadBalancerIP is the IP (or hostname) to request
	// for the LoadBalancer service.
	LoadBalancerIP string
}

LoadBalancerStrategy holds parameters for a load balancer.

type NamespaceSpec 

type NamespaceSpec struct {
	// Name is the name of the namespace to run Contour and dependent
	// resources. If unset, defaults to "projectcontour".
	Name string

	// RemoveOnDeletion will remove the namespace when the Contour is
	// deleted. If set to True, deletion will not occur if any of the
	// following conditions exist:
	//
	// 1. The Contour namespace is "default", "kube-system" or the
	//    contour-operator's namespace.
	//
	// 2. Another Contour exists in the namespace.
	//
	// 3. The namespace does not contain the Contour owning label.
	RemoveOnDeletion bool
}

NamespaceSpec defines the schema of a Contour namespace.

type NetworkPublishing 

type NetworkPublishing struct {
	// Envoy provides the schema for publishing the network endpoints of Envoy.
	//
	// If unset, defaults to:
	//   type: LoadBalancerService
	//   containerPorts:
	//   - name: http
	//     portNumber: 8080
	//   - name: https
	//     portNumber: 8443
	Envoy EnvoyNetworkPublishing
}

NetworkPublishing defines the schema for publishing Contour to a network.

type NetworkPublishingType 

type NetworkPublishingType = contourv1alpha1.NetworkPublishingType
const (
	// LoadBalancerServicePublishingType publishes a network endpoint using a Kubernetes
	// LoadBalancer Service.
	LoadBalancerServicePublishingType NetworkPublishingType = contourv1alpha1.LoadBalancerServicePublishingType

	// NodePortServicePublishingType publishes a network endpoint using a Kubernetes
	// NodePort Service.
	NodePortServicePublishingType NetworkPublishingType = contourv1alpha1.NodePortServicePublishingType

	// ClusterIPServicePublishingType publishes a network endpoint using a Kubernetes
	// ClusterIP Service.
	ClusterIPServicePublishingType NetworkPublishingType = contourv1alpha1.ClusterIPServicePublishingType
)

type NodePlacement 

type NodePlacement struct {
	// Contour describes node scheduling configuration of Contour pods.
	Contour *ContourNodePlacement

	// Envoy describes node scheduling configuration of Envoy pods.
	Envoy *EnvoyNodePlacement
}

NodePlacement describes node scheduling configuration of Contour and Envoy pods.

type Port added in v1.24.0 

type Port struct {
	// Name is the name to use for the port on the Envoy service and workload.
	Name string
	// ServicePort is the port to expose on the Envoy service.
	ServicePort int32
	// ContainerPort is the port to expose on the Envoy container(s).
	ContainerPort int32
	// NodePort is the network port number to expose for the NodePort Service.
	// If unspecified, a port number will be assigned from the cluster's
	// nodeport service range, i.e. --service-node-port-range flag
	// (default: 30000-32767).
	//
	// If specified, the number must:
	//
	// 1. Not be used by another NodePort Service.
	// 2. Be within the cluster's nodeport service range, i.e. --service-node-port-range
	//    flag (default: 30000-32767).
	// 3. Be a valid network port number, i.e. greater than 0 and less than 65536.
	NodePort int32
}

type ProviderLoadBalancerParameters 

type ProviderLoadBalancerParameters struct {
	// Type is the underlying infrastructure provider for the load balancer.
	// Allowed values are "AWS", "Azure", and "GCP".
	Type LoadBalancerProviderType

	// 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.
	AWS *AWSLoadBalancerParameters

	// Azure provides configuration settings that are specific to Azure
	// load balancers.
	//
	// If empty, defaults will be applied. See specific azure fields for
	// details about their defaults.
	Azure *AzureLoadBalancerParameters

	// GCP provides configuration settings that are specific to GCP
	// load balancers.
	//
	// If empty, defaults will be applied. See specific gcp fields for
	// details about their defaults.
	GCP *GCPLoadBalancerParameters
}

ProviderLoadBalancerParameters holds desired load balancer information specific to the underlying infrastructure provider.

type RBACNames 

type RBACNames struct {
	ServiceAccount     string
	ClusterRole        string
	ClusterRoleBinding string
	Role               string
	RoleBinding        string
}

RBACNames holds a set of names of related RBAC resources.

type WorkloadType 

type WorkloadType = contourv1alpha1.WorkloadType

WorkloadType is the type of Kubernetes workload to use for a component.

Source Files

View all Source files

Jump to

Keyboard shortcuts

? : This menu
/ : Search site
f or F : Jump to
y or Y : Canonical URL
go.dev uses cookies from Google to deliver and enhance the quality of its services and to analyze traffic. Learn more.