kubeutils

package
v0.11.4-merged-prereqs Latest Latest
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Published: Jun 18, 2024 License: Apache-2.0 Imports: 12 Imported by: 0

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Constants

View Source
const (
	GlooDeploymentName = "gloo"
	GlooServiceName    = "gloo"

	// GlooXdsPortName is the name of the port in the Gloo Gateway control plane Kubernetes Service that serves xDS config.
	// See: install/helm/gloo/templates/2-gloo-service.yaml
	GlooXdsPortName = "grpc-xds"
)
View Source
const (
	K8sClientQpsEnv     = "K8S_CLIENT_QPS"
	K8sClientQpsDefault = 50 // 10x the k8s-recommended default; gloo gets busy writing status updates

	K8sClientBurstEnv     = "K8S_CLIENT_BURST"
	K8sClientBurstDefault = 100 // 10x the k8s-recommended default; gloo gets busy writing status updates
)
View Source
const (
	// ClusterInternalDomainName is the internal domain for a Kubernetes Cluster
	ClusterInternalDomainName = "cluster.local"
)

Variables

This section is empty.

Functions

func GetPodsForDeployment

func GetPodsForDeployment(
	ctx context.Context,
	restConfig *rest.Config,
	deploymentName string,
	deploymentNamespace string,
) ([]string, error)

GetPodsForDeployment gets all pods backing a deployment that are running and ready

func GetPodsForDeploymentWithPredicate

func GetPodsForDeploymentWithPredicate(
	ctx context.Context,
	kubeClient *kubernetes.Clientset,
	deploy metav1.ObjectMeta,
	predicate func(pod corev1.Pod) bool,
) ([]string, error)

GetPodsForDeploymentWithPredicate gets all pods backing a deployment that are running and satisfy the predicate function

func GetPodsForService

func GetPodsForService(
	ctx context.Context,
	restConfig *rest.Config,
	serviceName string,
	serviceNamespace string,
) ([]string, error)

GetPodsForService gets all pods backing a deployment

func GetReadyPodsForDeployment

func GetReadyPodsForDeployment(
	ctx context.Context,
	kubeClient *kubernetes.Clientset,
	deploy metav1.ObjectMeta,
) ([]string, error)

GetReadyPodsForDeployment gets all pods backing a deployment that are running and ready This function should be preferred over GetPodsForDeployment

func GetRestConfigWithKubeContext

func GetRestConfigWithKubeContext(kubeContext string) (*rest.Config, error)

GetRestConfigWithKubeContext provides the rest.Config object for a given Kubernetes context This is a wrapper on the controller-runtime implementation, and allows overriding certain client properties via environment variables

func ServiceFQDN

func ServiceFQDN(serviceMeta metav1.ObjectMeta) string

ServiceFQDN returns the FQDN for the Service, assuming it is being accessed from within the Cluster https://kubernetes.io/docs/concepts/services-networking/dns-pod-service/#services

Types

This section is empty.

Directories

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