k8sutil

package
v0.0.0-...-540bb61 Latest Latest
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 Go to latest Published: Jun 25, 2023 License: Apache-2.0 Imports: 56 Imported by: 0

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Index

Constants

View Source 
const (
	ServerContainerConditionContainersNotReady = "ContainersNotReady"
	ServerContainerConditionPrefix             = "containers with unready status: "
)
View Source 
const (
	// LabelKeyArangoDeployment is the key of the label used to store the ArangoDeployment name in
	LabelKeyArangoDeployment = "arango_deployment"
	// LabelKeyArangoLocalStorage is the key of the label used to store the ArangoLocalStorage name in
	LabelKeyArangoLocalStorage = "arango_local_storage"
	// LabelKeyApp is the key of the label used to store the application name in (fixed to AppName)
	LabelKeyApp = "app"
	// LabelKeyRole is the key of the label used to store the role of the resource in
	LabelKeyRole = "role"
	// LabelKeyArangoExporter is the key of the label used to indicate that an exporter is present
	LabelKeyArangoExporter = "arango_exporter"
	// LabelKeyArangoMember is the key of the label used to store the ArangoDeployment member ID in
	LabelKeyArangoMember = "deployment.arangodb.com/member"
	// LabelKeyArangoZone is the key of the label used to store the ArangoDeployment zone ID in
	LabelKeyArangoZone = "deployment.arangodb.com/zone"
	// LabelKeyArangoScheduled is the key of the label used to define that member is already scheduled
	LabelKeyArangoScheduled = "deployment.arangodb.com/scheduled"
	// LabelKeyArangoTopology is the key of the label used to store the ArangoDeployment topology ID in
	LabelKeyArangoTopology = "deployment.arangodb.com/topology"
	// LabelKeyArangoLeader is the key of the label used to store the current leader of a group instances.
	LabelKeyArangoLeader = "deployment.arangodb.com/leader"
	// LabelKeyArangoActive is the key of the label used to mark members as active.
	LabelKeyArangoActive = "deployment.arangodb.com/active"
	// LabelValueArangoActive is the value of the label used to mark members as active.
	LabelValueArangoActive = "true"
	// AppName is the fixed value for the "app" label
	AppName = "arangodb"
)
View Source 
const (
	LifecycleVolumeMountDir = "/lifecycle/tools"
)

Variables

This section is empty.

Functions

func APIList 

func APIList[T ListContinue](ctx context.Context, api ListAPI[T], opts meta.ListOptions, parser func(result T, err error) error) error

func AddOwnerRefToObject 

func AddOwnerRefToObject(obj meta.Object, ownerRef *meta.OwnerReference)

AddOwnerRefToObject adds given owner reference to given object

func AppendLifecycleEnv 

func AppendLifecycleEnv(in []core.EnvVar) []core.EnvVar

func AppendTLSKeyfileSecretPostfix 

func AppendTLSKeyfileSecretPostfix(name string) string

AppendTLSKeyfileSecretPostfix returns the name of the Secret extended with TLS keyfile postfix.

func ArangodInitContainer 

func ArangodInitContainer(name, id, engine, executable, operatorImage string, requireUUID bool, securityContext *core.SecurityContext) core.Container

ArangodInitContainer creates a container configured to initialize a UUID file.

func ArangodVolumeMount 

func ArangodVolumeMount() core.VolumeMount

ArangodVolumeMount creates a volume mount structure for arangod.

func ArangodWaiterInitContainer 

func ArangodWaiterInitContainer(name, deploymentName, executable, operatorImage string, isSecured bool, securityContext *core.SecurityContext) core.Container

ArangodWaiterInitContainer creates a container configured to wait for specific ArangoDeployment to be ready

func AreContainersReady 

func AreContainersReady(pod *core.Pod, coreContainers utils.StringList) bool

AreContainersReady checks whether Pod is considered as ready. Returns true if the PodReady condition on the given pod is set to true, or all provided containers' names are running and are not in the list of failed containers.

func ClientAuthCACertificateVolumeMount 

func ClientAuthCACertificateVolumeMount() core.VolumeMount

ClientAuthCACertificateVolumeMount creates a volume mount structure for a client-auth CA certificate (ca.crt).

func ClusterJWTVolumeMount 

func ClusterJWTVolumeMount() core.VolumeMount

ClusterJWTVolumeMount creates a volume mount structure for a cluster JWT secret (token).

func ContainerStopTime 

func ContainerStopTime(container core.ContainerStatus) time.Time

ContainerStopTime returns time of the Container stop. If container is running, time.Zero is returned

func ContainersRecentStopTime 

func ContainersRecentStopTime(containers []core.ContainerStatus) time.Time

ContainersRecentStopTime returns most recent termination time of pods

func ConvertImageID2Image 

func ConvertImageID2Image(imageID string) string

ConvertImageID2Image converts a ImageID from a ContainerStatus to an Image that can be used in a Container specification.

func CreateAffinity 

func CreateAffinity(deploymentName, role string, required bool, affinityWithRole string) *core.Affinity

CreateAffinity creates pod anti-affinity for the given role. role contains the name of the role to configure any-affinity with. affinityWithRole contains the role to configure affinity with.

func CreateAgentLeaderServiceName 

func CreateAgentLeaderServiceName(deploymentName string) string

CreateAgentLeaderServiceName returns the name of the service used to access a leader agent.

func CreateBasicAuthSecret 

func CreateBasicAuthSecret(ctx context.Context, secrets secretv1.ModInterface, secretName, username, password string,
	ownerRef *meta.OwnerReference) error

CreateBasicAuthSecret creates a secret with given name in given namespace with a given username and password as value.

func CreateCASecret 

func CreateCASecret(ctx context.Context, secrets secretv1.ModInterface, secretName string, certificate, key string,
	ownerRef *meta.OwnerReference) error

CreateCASecret creates a secret used to store a PEM encoded CA certificate & private key.

func CreateDatabaseClientService 

func CreateDatabaseClientService(ctx context.Context, svcs servicev1.ModInterface, deployment meta.Object,
	ports []core.ServicePort, selectors map[string]string, owner meta.OwnerReference) (string, bool, error)

CreateDatabaseClientService prepares and creates a service in k8s, used by database clients within the k8s cluster. If the service already exists, nil is returned. If another error occurs, that error is returned. The returned bool is true if the service is created, or false when the service already existed.

func CreateDatabaseClientServiceDNSName 

func CreateDatabaseClientServiceDNSName(deployment meta.Object) string

CreateDatabaseClientServiceDNSName returns the DNS of the database client service.

func CreateDatabaseClientServiceDNSNameWithDomain 

func CreateDatabaseClientServiceDNSNameWithDomain(deployment meta.Object, domain *string) string

CreateDatabaseClientServiceDNSNameWithDomain returns the DNS of the database client service.

func CreateDatabaseClientServiceName 

func CreateDatabaseClientServiceName(deploymentName string) string

CreateDatabaseClientServiceName returns the name of the service used by database clients for the given deployment name.

func CreateDatabaseExternalAccessServiceName 

func CreateDatabaseExternalAccessServiceName(deploymentName string) string

CreateDatabaseExternalAccessServiceName returns the name of the service used to access the database from output the kubernetes cluster.

func CreateEncryptionKeySecret 

func CreateEncryptionKeySecret(secrets secretv1.ModInterface, secretName string, key []byte) error

CreateEncryptionKeySecret creates a secret used to store a RocksDB encryption key.

func CreateEnvFieldPath 

func CreateEnvFieldPath(name, fieldPath string) core.EnvVar

func CreateEnvSecretKeySelector 

func CreateEnvSecretKeySelector(name, SecretKeyName, secretKey string) core.EnvVar

func CreateExporterClientServiceName 

func CreateExporterClientServiceName(deploymentName string) string

CreateExporterClientServiceName returns the name of the service used by arangodb-exporter clients for the given deployment name.

func CreateExporterService 

func CreateExporterService(ctx context.Context, cachedStatus inspector.Inspector,
	deployment meta.Object, ports []core.ServicePort, selectors map[string]string, owner meta.OwnerReference) (string, bool, error)

CreateExporterService

func CreateExternalAccessService 

func CreateExternalAccessService(ctx context.Context, svcs servicev1.ModInterface, svcName string, serviceType core.ServiceType,
	ports []core.ServicePort, selectors map[string]string, loadBalancerIP string,
	loadBalancerSourceRanges []string, owner meta.OwnerReference) (string, bool, error)

CreateExternalAccessService prepares and creates a service in k8s, used to access the database/sync from outside k8s cluster. If the service already exists, nil is returned. If another error occurs, that error is returned. The returned bool is true if the service is created, or false when the service already existed.

func CreateHeadlessService 

func CreateHeadlessService(ctx context.Context, svcs servicev1.ModInterface, deployment meta.Object,
	ports []core.ServicePort, selectors map[string]string,
	owner meta.OwnerReference) (string, bool, error)

CreateHeadlessService prepares and creates a headless service in k8s, used to provide a stable DNS name for all pods. If the service already exists, nil is returned. If another error occurs, that error is returned. The returned bool is true if the service is created, or false when the service already existed.

func CreateHeadlessServiceName 

func CreateHeadlessServiceName(deploymentName string) string

CreateHeadlessServiceName returns the name of the headless service for the given deployment name.

func CreateJWTFromSecret 

func CreateJWTFromSecret(ctx context.Context, cachedSecrets secretv1.ReadInterface, secrets secretv1.ModInterface, tokenSecretName, secretSecretName string, claims map[string]interface{}, ownerRef *meta.OwnerReference) error

CreateJWTFromSecret creates a JWT using the secret stored in secretSecretName and stores the result in a new secret called tokenSecretName

func CreateJWTTokenFromSecret 

func CreateJWTTokenFromSecret(secret string, claims map[string]interface{}) (string, error)

CreateJWTTokenFromSecret creates a JWT token

func CreatePersistentVolumeClaim 

func CreatePersistentVolumeClaim(ctx context.Context, pvcs persistentvolumeclaimv1.ModInterface, pvcName, deploymentName,
	storageClassName, role string, enforceAntiAffinity bool, resources core.ResourceRequirements,
	vct *core.PersistentVolumeClaim, finalizers []string, owner meta.OwnerReference) error

CreatePersistentVolumeClaim creates a persistent volume claim with given name and configuration. If the pvc already exists, nil is returned. If another error occurs, that error is returned.

func CreatePod 

func CreatePod(ctx context.Context, c podv1.ModInterface, pod *core.Pod, ns string,
	owner meta.OwnerReference) (string, types.UID, error)

CreatePod adds an owner to the given pod and calls the k8s api-server to created it. If the pod already exists, nil is returned. If another error occurs, that error is returned.

func CreatePodDNSName 

func CreatePodDNSName(deployment meta.Object, role, id string) string

CreatePodDNSName returns the DNS of a pod with a given role & id in a given deployment.

func CreatePodDNSNameWithDomain 

func CreatePodDNSNameWithDomain(deployment meta.Object, domain *string, role, id string) string

CreatePodDNSName returns the DNS of a pod with a given role & id in a given deployment.

func CreatePodName 

func CreatePodName(deploymentName, role, id, suffix string) string

CreatePodName returns the name of the pod for a member with a given id in a deployment with a given name.

func CreateServiceDNSName 

func CreateServiceDNSName(svc *core.Service) string

CreateServiceDNSName returns the DNS of a service.

func CreateServiceDNSNameWithDomain 

func CreateServiceDNSNameWithDomain(svc *core.Service, domain *string) string

CreateServiceDNSNameWithDomain returns the DNS of a service extended with domain.

func CreateServiceURL 

func CreateServiceURL(svc core.Service, scheme string, portPredicate func(core.ServicePort) bool, nodeFetcher func() ([]*core.Node, error)) (string, error)

CreateServiceURL creates a URL used to reach the given service.

func CreateSyncMasterClientServiceDNSName 

func CreateSyncMasterClientServiceDNSName(deployment meta.Object) string

CreateSyncMasterClientServiceDNSName returns the DNS of the syncmaster client service.

func CreateSyncMasterClientServiceDNSNameWithDomain 

func CreateSyncMasterClientServiceDNSNameWithDomain(deployment meta.Object, domain *string) string

CreateSyncMasterClientServiceDNSNameWithDomain returns the DNS of the syncmaster client service.

func CreateSyncMasterClientServiceName 

func CreateSyncMasterClientServiceName(deploymentName string) string

CreateSyncMasterClientServiceName returns the name of the service used by syncmaster clients for the given deployment name.

func CreateTLSKeyfileSecret 

func CreateTLSKeyfileSecret(ctx context.Context, secrets secretv1.ModInterface, secretName string, keyfile string,
	ownerRef *meta.OwnerReference) error

CreateTLSKeyfileSecret creates a secret used to store a PEM encoded keyfile in the format ArangoDB accepts it for its `--ssl.keyfile` option.

func CreateTLSKeyfileSecretName 

func CreateTLSKeyfileSecretName(deploymentName, role, id string) string

CreateTLSKeyfileSecretName returns the name of the Secret that holds the TLS keyfile for a member with a given id in a deployment with a given name.

func CreateTokenSecret 

func CreateTokenSecret(ctx context.Context, secrets secretv1.ModInterface, secretName, token string,
	ownerRef *meta.OwnerReference) error

CreateTokenSecret creates a secret with given name in given namespace with a given token as value.

func CreateVolumeEmptyDir 

func CreateVolumeEmptyDir(name string) core.Volume

func CreateVolumeWithPersitantVolumeClaim 

func CreateVolumeWithPersitantVolumeClaim(name, claimName string) core.Volume

func CreateVolumeWithSecret 

func CreateVolumeWithSecret(name, secretName string) core.Volume

func DatabaseClientDetails 

func DatabaseClientDetails(deploymentName string, role string, withLeader bool) ([]core.ServicePort, map[string]string)

func DeploymentListOpt 

func DeploymentListOpt(deploymentName string) meta.ListOptions

DeploymentListOpt creates a ListOptions matching all labels for the given deployment name.

func EnsureFinalizerAbsent 

func EnsureFinalizerAbsent(ctx context.Context, pods podv1.Interface, pod *core.Pod, finalizers ...string) error

func EnsureFinalizerPresent 

func EnsureFinalizerPresent(ctx context.Context, pods podv1.Interface, pod *core.Pod, finalizers ...string) error

func EnsureFinalizers 

func EnsureFinalizers(in meta.Object, exists []string, missing []string) bool

func EnvExists 

func EnvExists(a []core.EnvVar, name string) bool

func ExporterJWTVolumeMount 

func ExporterJWTVolumeMount() core.VolumeMount

func ExporterServiceDetails 

func ExporterServiceDetails(deploymentName string) ([]core.ServicePort, map[string]string)

func ExternalAccessDetails 

func ExternalAccessDetails(port, nodePort int, deploymentName, role string, withLeader bool) ([]core.ServicePort, map[string]string)

func ExtractPodResourceRequirement 

func ExtractPodResourceRequirement(resources core.ResourceRequirements) core.ResourceRequirements

ExtractPodResourceRequirement filters resource requirements for Pods.

func ExtractStorageResourceRequirement 

func ExtractStorageResourceRequirement(resources core.ResourceRequirements) core.ResourceRequirements

ExtractStorageResourceRequirement filters resource requirements for Pods.

func GetAnyContainerByName 

func GetAnyContainerByName(containers []core.Container, name string) (core.Container, bool)

GetAnyContainerByName returns the container in the given containers with the given name. Returns false if not found.

func GetAnyContainerStatusByName 

func GetAnyContainerStatusByName(containers []core.ContainerStatus, name string) (core.ContainerStatus, bool)

GetAnyContainerStatusByName returns the container status in the given ContainerStatus list with the given name. Returns false if not found.

func GetAnyVolumeByName 

func GetAnyVolumeByName(volumes []core.Volume, name string) (core.Volume, bool)

GetAnyVolumeByName returns the volume in the given volumes with the given name. Returns false if not found.

func GetAnyVolumeMountByName 

func GetAnyVolumeMountByName(volumes []core.VolumeMount, name string) (core.VolumeMount, bool)

GetAnyVolumeMountByName returns the volumemount in the given volumemountss with the given name. Returns false if not found.

func GetArangoDBImageIDFromPod 

func GetArangoDBImageIDFromPod(pod *core.Pod) (string, error)

GetArangoDBImageIDFromPod returns the ArangoDB specific image from a pod

func GetBasicAuthSecret 

func GetBasicAuthSecret(secrets secretv1.Interface, secretName string) (string, string, error)

GetBasicAuthSecret loads a secret with given name in the given namespace and extracts the `username` & `password` field. If the secret does not exists or one of the fields is missing, an error is returned. Returns: username, password, error

func GetCACertficateSecret 

func GetCACertficateSecret(ctx context.Context, secrets secretv1.ReadInterface, secretName string) (string, error)

GetCACertficateSecret loads a secret with given name in the given namespace and extracts the `ca.crt` field. If the secret does not exists the field is missing, an error is returned. Returns: certificate, error

func GetCAFromSecret 

func GetCAFromSecret(s *core.Secret, ownerRef *meta.OwnerReference) (string, string, bool, error)

func GetCASecret 

func GetCASecret(ctx context.Context, secrets secretv1.ReadInterface, secretName string,
	ownerRef *meta.OwnerReference) (string, string, bool, error)

GetCASecret loads a secret with given name in the given namespace and extracts the `ca.crt` & `ca.key` field. If the secret does not exists or one of the fields is missing, an error is returned. Returns: certificate, private-key, isOwnedByDeployment, error

func GetContainerByName 

func GetContainerByName(p *core.Pod, name string) (core.Container, bool)

GetContainerByName returns the container in the given pod with the given name. Returns false if not found.

func GetContainerStatusByName 

func GetContainerStatusByName(p *core.Pod, name string) (core.ContainerStatus, bool)

GetContainerStatusByName returns the container status in the given pod with the given name. Returns false if not found.

func GetFailedContainerNames 

func GetFailedContainerNames(containers []core.ContainerStatus) []string

GetFailedContainerNames returns list of failed containers from provided list of statuses.

func GetFinalizers 

func GetFinalizers(spec api.ServerGroupSpec, group api.ServerGroup) []string

func GetLifecycleEnv 

func GetLifecycleEnv() []core.EnvVar

func GetPodByName 

func GetPodByName(pods []core.Pod, podName string) (core.Pod, bool)

GetPodByName returns pod if it exists among the pods' list Returns false if not found.

func GetPodOwner 

func GetPodOwner(kubecli kubernetes.Interface, pod *core.Pod, ns string) (*apps.ReplicaSet, error)

GetPodOwner returns the ReplicaSet that owns the given Pod. If the Pod has no owner of the owner is not a ReplicaSet, nil is returned.

func GetPodSpecChecksum 

func GetPodSpecChecksum(podSpec core.PodSpec) (string, error)

GetPodSpecChecksum return checksum of requested pod spec based on deployment and group spec

func GetReplicaSetOwner 

func GetReplicaSetOwner(kubecli kubernetes.Interface, rSet *apps.ReplicaSet, ns string) (*apps.Deployment, error)

GetReplicaSetOwner returns the Deployment that owns the given ReplicaSet. If the ReplicaSet has no owner of the owner is not a Deployment, nil is returned.

func GetSecretAuthCredentials 

func GetSecretAuthCredentials(secret *core.Secret) (string, string, error)

GetSecretAuthCredentials returns username and password from the secret

func GetTLSKeyfileFromSecret 

func GetTLSKeyfileFromSecret(s *core.Secret) (string, error)

func GetTLSKeyfileSecret 

func GetTLSKeyfileSecret(secrets secretv1.ReadInterface, secretName string) (string, error)

GetTLSKeyfileSecret loads a secret used to store a PEM encoded keyfile in the format ArangoDB accepts it for its `--ssl.keyfile` option. Returns: keyfile (pem encoded), error

func GetTokenFromSecret 

func GetTokenFromSecret(s *core.Secret) (string, error)

GetTokenFromSecret loads the token secret from a Secret with given name.

func GetTokenSecret 

func GetTokenSecret(ctx context.Context, secrets secretv1.ReadInterface, secretName string) (string, error)

GetTokenSecret loads the token secret from a Secret with given name.

func HeadlessServiceDetails 

func HeadlessServiceDetails(deploymentName string) ([]core.ServicePort, map[string]string)

func InitLifecycleContainer 

func InitLifecycleContainer(image string, resources *core.ResourceRequirements, securityContext *core.SecurityContext) (core.Container, error)

InitLifecycleContainer creates an init-container to copy the lifecycle binary to a shared volume.

func IsAnyContainerAlive 

func IsAnyContainerAlive(containers []core.ContainerStatus) bool

IsAnyContainerAlive returns true if any of the containers is running

func IsContainerAlive 

func IsContainerAlive(container core.ContainerStatus) bool

IsContainerAlive returns true if container is running

func IsContainerFailed 

func IsContainerFailed(container *core.ContainerStatus) bool

IsContainerFailed returns true if the arangodb container has terminated wih a non-zero exit code.

func IsContainerRunning 

func IsContainerRunning(pod *core.Pod, name string) bool

IsContainerRunning returns true if the container of the pod is still running

func IsContainerStarted 

func IsContainerStarted(pod *core.Pod, container string) bool

func IsPersistentVolumeClaimFileSystemResizePending 

func IsPersistentVolumeClaimFileSystemResizePending(pvc *core.PersistentVolumeClaim) bool

IsPersistentVolumeClaimFileSystemResizePending returns true if the pvc has FileSystemResizePending set to true

func IsPersistentVolumeClaimMarkedForDeletion 

func IsPersistentVolumeClaimMarkedForDeletion(pvc *core.PersistentVolumeClaim) bool

IsPersistentVolumeClaimMarkedForDeletion returns true if the pvc has been marked for deletion.

func IsPodAlive 

func IsPodAlive(pod *core.Pod) bool

IsPodAlive returns true if any of the containers within pod is running

func IsPodFailed 

func IsPodFailed(pod *core.Pod, coreContainers utils.StringList) bool

IsPodFailed returns true when one of the core containers is terminated wih a non-zero exit code, or the whole pod has been failed.

func IsPodMarkedForDeletion 

func IsPodMarkedForDeletion(pod *core.Pod) bool

IsPodMarkedForDeletion returns true if the pod has been marked for deletion.

func IsPodNotScheduledFor 

func IsPodNotScheduledFor(pod *core.Pod, timeout time.Duration) bool

IsPodNotScheduledFor returns true if the pod has not been scheduled for longer than the given duration.

func IsPodReady 

func IsPodReady(pod *core.Pod) bool

IsPodReady returns true if the PodReady condition on the given pod is set to true.

func IsPodScheduled 

func IsPodScheduled(pod *core.Pod) bool

IsPodScheduled returns true if the pod has been scheduled.

func IsPodServerContainerRunning 

func IsPodServerContainerRunning(pod *core.Pod) bool

IsPodServerContainerRunning returns true if the arangodb container of the pod is still running

func IsPodSucceeded 

func IsPodSucceeded(pod *core.Pod, coreContainers utils.StringList) bool

IsPodSucceeded returns true when all core containers are terminated wih a zero exit code, or the whole pod has been succeeded.

func IsPodTerminating 

func IsPodTerminating(pod *core.Pod) bool

IsPodTerminating returns true if the pod has been marked for deletion but is still running.

func IsResourceRequirementsChanged 

func IsResourceRequirementsChanged(wanted, given core.ResourceRequirements) bool

IsResourceRequirementsChanged returns true if the resource requirements have changed.

func IsServiceRotationRequired 

func IsServiceRotationRequired(spec api.DeploymentSpec, svc *core.Service) bool

func LabelsForActiveMember 

func LabelsForActiveMember(deploymentName, role, id string) map[string]string

LabelsForActiveMember returns a map of labels, given to active members for given deployment name and member id

func LabelsForDeployment 

func LabelsForDeployment(deploymentName, role string) map[string]string

LabelsForDeployment returns a map of labels, given to all resources for given deployment name

func LabelsForExporterService 

func LabelsForExporterService(deploymentName string) map[string]string

LabelsForExporterService returns a map of labels, used to select the all arangodb-exporter containers

func LabelsForExporterServiceSelector 

func LabelsForExporterServiceSelector(deploymentName string) map[string]string

LabelsForExporterServiceSelector returns a map of labels, used to select the all arangodb-exporter containers

func LabelsForLeaderMember 

func LabelsForLeaderMember(deploymentName, role, id string) map[string]string

LabelsForLeaderMember returns a map of labels for given deployment name and member id and role and leadership.

func LabelsForLocalStorage 

func LabelsForLocalStorage(localStorageName, role string) map[string]string

LabelsForLocalStorage returns a map of labels, given to all resources for given local storage name

func LabelsForMember 

func LabelsForMember(deploymentName, role, id string) map[string]string

LabelsForMember returns a map of labels, given to all resources for given deployment name and member id

func LifecycleBinary 

func LifecycleBinary() string

func LifecycleVolume 

func LifecycleVolume() core.Volume

LifecycleVolume creates a volume mount structure for shared lifecycle emptyDir.

func LifecycleVolumeMount 

func LifecycleVolumeMount() core.VolumeMount

LifecycleVolumeMount creates a volume mount structure for shared lifecycle emptyDir.

func LocalStorageListOpt 

func LocalStorageListOpt(localStorageName, role string) meta.ListOptions

LocalStorageListOpt creates a ListOptions matching all labels for the given local storage name.

func MasterJWTVolumeMount 

func MasterJWTVolumeMount() core.VolumeMount

MasterJWTVolumeMount creates a volume mount structure for a master JWT secret (token).

func NewContainer 

func NewContainer(containerCreator interfaces.ContainerCreator) (core.Container, error)

NewContainer creates a container for specified creator

func NewLifecycle 

func NewLifecycle(t string) (*core.Lifecycle, error)

NewLifecycle creates a lifecycle structure with preStop handler.

func NewLifecycleFinalizers 

func NewLifecycleFinalizers() (*core.Lifecycle, error)

NewLifecycleFinalizers creates a lifecycle structure with preStop handler which wait for finalizers to be removed.

func NewLifecyclePort 

func NewLifecyclePort() (*core.Lifecycle, error)

NewLifecyclePort creates a lifecycle structure with preStop handler which wait for port to be closed.

func NewPod 

func NewPod(deploymentName, role, id, podName string, podCreator interfaces.PodCreator) core.Pod

NewPod creates a basic Pod for given settings.

func NewTime 

func NewTime(t meta.Time) *meta.Time

func PatchStorageClassIsDefault 

func PatchStorageClassIsDefault(cli storagev1.StorageV1Interface, name string, isDefault bool) error

PatchStorageClassIsDefault changes the default flag of the given storage class.

func PodStopTime 

func PodStopTime(pod *core.Pod) time.Time

PodStopTime returns time when pod has been stopped

func RemoveFinalizers 

func RemoveFinalizers(finalizers []string, getFunc func() (meta.Object, error), updateFunc func(meta.Object) error, ignoreNotFound bool) (int, error)

RemoveFinalizers is a helper used to remove finalizers from an object. The functions tries to get the object using the provided get function, then remove the given finalizers and update the update using the given update function. In case of an update conflict, the functions tries again.

func RemoveOwnerRefToObjectIfNeeded 

func RemoveOwnerRefToObjectIfNeeded(obj meta.Object, ownerRef *meta.OwnerReference) bool

RemoveOwnerRefToObjectIfNeeded removes given owner reference to given object if it exists

func RemovePVCFinalizers 

func RemovePVCFinalizers(ctx context.Context, cachedStatus persistentvolumeclaim.Inspector, c persistentvolumeclaimv1.ModInterface,
	p *core.PersistentVolumeClaim, finalizers []string, ignoreNotFound bool) (int, error)

RemovePVCFinalizers removes the given finalizers from the given PVC.

func RemovePodFinalizers 

func RemovePodFinalizers(ctx context.Context, cachedStatus pod.Inspector, c podv1.ModInterface, p *core.Pod,
	finalizers []string, ignoreNotFound bool) (int, error)

RemovePodFinalizers removes the given finalizers from the given pod.

func RocksdbEncryptionReadOnlyVolumeMount 

func RocksdbEncryptionReadOnlyVolumeMount() core.VolumeMount

RocksdbEncryptionReadOnlyVolumeMount creates a volume mount structure for a RocksDB encryption key.

func RocksdbEncryptionVolumeMount 

func RocksdbEncryptionVolumeMount() core.VolumeMount

RocksdbEncryptionVolumeMount creates a volume mount structure for a RocksDB encryption key.

func SetBinaryPath 

func SetBinaryPath(path string)

func SetFinalizers 

func SetFinalizers(ctx context.Context, pods podv1.Interface, pod *core.Pod, finalizers ...string) error

func StorageClassIsDefault 

func StorageClassIsDefault(sc *storage.StorageClass) bool

StorageClassIsDefault returns true if the given storage class is marked default, false otherwise.

func TlsKeyfileVolumeMount 

func TlsKeyfileVolumeMount() core.VolumeMount

TlsKeyfileVolumeMount creates a volume mount structure for a TLS keyfile.

func UpdateOwnerRefToObjectIfNeeded 

func UpdateOwnerRefToObjectIfNeeded(obj meta.Object, ownerRef *meta.OwnerReference) bool

UpdateOwnerRefToObjectIfNeeded add given owner reference to given object if it does not exist yet

func ValidateCACertificateSecret 

func ValidateCACertificateSecret(ctx context.Context, secrets secretv1.ReadInterface, secretName string) error

ValidateCACertificateSecret checks that a secret with given name in given namespace exists and it contains a 'ca.crt' data field.

func ValidateEncryptionKeyFromSecret 

func ValidateEncryptionKeyFromSecret(s *core.Secret) error

func ValidateEncryptionKeySecret 

func ValidateEncryptionKeySecret(secrets secretv1.Interface, secretName string) error

ValidateEncryptionKeySecret checks that a secret with given name in given namespace exists and it contains a 'key' data field of exactly 32 bytes.

func ValidateTokenFromSecret 

func ValidateTokenFromSecret(s *core.Secret) error

func ValidateTokenSecret 

func ValidateTokenSecret(ctx context.Context, secrets secretv1.ReadInterface, secretName string) error

ValidateTokenSecret checks that a secret with given name in given namespace exists and it contains a 'token' data field.

func VolumeMountExists 

func VolumeMountExists(vm []core.VolumeMount, name string) bool

func WaitForInformers 

func WaitForInformers(stop <-chan struct{}, timeout time.Duration, informers ...Informer)

Types

type APIObject 

type APIObject interface {
	runtime.Object
	meta.Object
	// AsOwner creates an OwnerReference for the given deployment
	AsOwner() meta.OwnerReference

	OwnerOf(in meta.Object) bool
}

APIObject helps to abstract an object from our custom API.

type Event 

type Event struct {
	InvolvedObject runtime.Object
	Type           string
	Reason         string
	Message        string
}

Event is used to create events using an EventRecorder.

func NewAccessPackageCreatedEvent 

func NewAccessPackageCreatedEvent(apiObject APIObject, apSecretName string) *Event

NewAccessPackageCreatedEvent creates an event indicating that a secret containing an access package has been created.

func NewAccessPackageDeletedEvent 

func NewAccessPackageDeletedEvent(apiObject APIObject, apSecretName string) *Event

NewAccessPackageDeletedEvent creates an event indicating that a secret containing an access package has been deleted.

func NewCannotChangeStorageClassEvent 

func NewCannotChangeStorageClassEvent(apiObject APIObject, memberID, role, subReason string) *Event

NewCannotChangeStorageClassEvent creates an event indicating that an item would need to use a different StorageClass, but this is not possible for the given reason.

func NewCannotSetArchitectureEvent 

func NewCannotSetArchitectureEvent(apiObject runtime.Object, arch, memberId string) *Event

NewCannotSetArchitectureEvent creates an even of type CannotSetArchitectureEvent.

func NewCannotShrinkVolumeEvent 

func NewCannotShrinkVolumeEvent(apiObject APIObject, pvcname string) *Event

NewCannotShrinkVolumeEvent creates an event indicating that the user tried to shrink a PVC

func NewDowntimeNotAllowedEvent 

func NewDowntimeNotAllowedEvent(apiObject APIObject, operation string) *Event

NewDowntimeNotAllowedEvent creates an event indicating that an operation cannot be executed because downtime is currently not allowed.

func NewErrorEvent 

func NewErrorEvent(reason string, err error, apiObject APIObject) *Event

NewErrorEvent creates an even of type error.

func NewImmutableFieldEvent 

func NewImmutableFieldEvent(fieldName string, apiObject APIObject) *Event

NewImmutableFieldEvent creates an event indicating that an attempt was made to change a field that is immutable.

func NewMemberAddEvent 

func NewMemberAddEvent(memberName, role string, apiObject APIObject) *Event

NewMemberAddEvent creates an event indicating that a member was added.

func NewMemberRemoveEvent 

func NewMemberRemoveEvent(memberName, role string, apiObject APIObject) *Event

NewMemberRemoveEvent creates an event indicating that an existing member was removed.

func NewOperatorEngineOpsAlertEvent 

func NewOperatorEngineOpsAlertEvent(reason string, apiObject APIObject) *Event

NewOperatorEngineOpsAlertEvent creates an even of type OperatorEngineOpsAlert.

func NewPVCResizedEvent 

func NewPVCResizedEvent(apiObject APIObject, pvcname string) *Event

NewPVCResizedEvent creates an event indicating that a PVC has been resized

func NewPlanAbortedEvent 

func NewPlanAbortedEvent(apiObject APIObject, itemType, memberID, role string) *Event

NewPlanAbortedEvent creates an event indicating that an item on a reconciliation plan wants to abort the entire plan.

func NewPlanAppendEvent 

func NewPlanAppendEvent(apiObject APIObject, itemType, memberID, role, reason string) *Event

NewPlanAppendEvent creates an event indicating that an item on a reconciliation plan has been added

func NewPlanTimeoutEvent 

func NewPlanTimeoutEvent(apiObject APIObject, itemType, memberID, role string) *Event

NewPlanTimeoutEvent creates an event indicating that an item on a reconciliation plan did not finish before its deadline.

func NewPodCreatedEvent 

func NewPodCreatedEvent(podName, role string, apiObject APIObject) *Event

NewPodCreatedEvent creates an event indicating that a pod has been created

func NewPodGoneEvent 

func NewPodGoneEvent(podName, role string, apiObject APIObject) *Event

NewPodGoneEvent creates an event indicating that a pod is missing

func NewPodsSchedulingFailureEvent 

func NewPodsSchedulingFailureEvent(unscheduledPodNames []string, apiObject APIObject) *Event

NewPodsSchedulingFailureEvent creates an event indicating that one of more cannot be scheduled.

func NewPodsSchedulingResolvedEvent 

func NewPodsSchedulingResolvedEvent(apiObject APIObject) *Event

NewPodsSchedulingResolvedEvent creates an event indicating that an earlier problem with pod scheduling has been resolved.

func NewSecretsChangedEvent 

func NewSecretsChangedEvent(changedSecretNames []string, apiObject APIObject) *Event

NewSecretsChangedEvent creates an event indicating that one of more secrets have changed.

func NewSecretsRestoredEvent 

func NewSecretsRestoredEvent(apiObject APIObject) *Event

NewSecretsRestoredEvent creates an event indicating that all secrets have been restored to their original values.

func NewUpgradeNotAllowedEvent 

func NewUpgradeNotAllowedEvent(apiObject APIObject,
	fromVersion, toVersion driver.Version,
	fromLicense, toLicense upgraderules.License) *Event

NewUpgradeNotAllowedEvent creates an event indicating that an upgrade (or downgrade) is not allowed.

type Informer 

type Informer interface {
	WaitForCacheSync(stopCh <-chan struct{}) map[reflect.Type]bool
}

type License 

type License string

func (License) IsV2Set 

func (l License) IsV2Set() bool

func (License) V2Hash 

func (l License) V2Hash() string

type LicenseSecret 

type LicenseSecret struct {
	V1 string
	V2 License
}

func GetLicenseFromSecret 

func GetLicenseFromSecret(secret secret.Inspector, name string) (LicenseSecret, error)

type ListAPI 

type ListAPI[T ListContinue] interface {
	List(ctx context.Context, opts meta.ListOptions) (T, error)
}

type ListContinue 

type ListContinue interface {
	GetContinue() string
}

type OptionPair 

type OptionPair struct {
	Key   string
	Value string
}

OptionPair key value pair builder

func ExtractStringToOptionPair 

func ExtractStringToOptionPair(arg string) OptionPair

ExtractStringToOptionPair extracts command line argument into the OptionPair.

func (OptionPair) CompareTo 

func (o OptionPair) CompareTo(other OptionPair) int

CompareTo returns -1 if o < other, 0 if o == other, 1 otherwise

func (OptionPair) String 

func (o OptionPair) String() string

type OptionPairs 

type OptionPairs []OptionPair

OptionPairs list of pair builder

func CreateOptionPairs 

func CreateOptionPairs(lens ...int) OptionPairs

func NewOptionPair 

func NewOptionPair(pairs ...OptionPair) OptionPairs

func (*OptionPairs) Add 

func (o *OptionPairs) Add(key string, value interface{})

func (*OptionPairs) Addf 

func (o *OptionPairs) Addf(key, format string, i ...interface{})

func (*OptionPairs) Append 

func (o *OptionPairs) Append(pairs ...OptionPair)

func (OptionPairs) AsArgs 

func (o OptionPairs) AsArgs() []string

func (OptionPairs) Copy 

func (o OptionPairs) Copy() OptionPairs

func (*OptionPairs) Merge 

func (o *OptionPairs) Merge(pairs ...OptionPairs)

func (OptionPairs) Sort 

func (o OptionPairs) Sort() OptionPairs

func (OptionPairs) Unique 

func (o OptionPairs) Unique() OptionPairs

type Reconcile 

type Reconcile interface {
	Reconcile(ctx context.Context) error
	Required()
	IsRequired() bool
	WithError(err error) error

	ParallelAll(items int, executor func(id int) error) error
	Parallel(items, max int, executor func(id int) error) error
}

func NewReconcile 

func NewReconcile(refresh refresh.Inspector) Reconcile

type ResourceWatcher 

type ResourceWatcher struct {
	// contains filtered or unexported fields
}

ResourceWatcher is a helper to watch for events in a specific type of resource. The handler functions are protected from panics.

func NewResourceWatcher 

func NewResourceWatcher(getter cache.Getter, resource, namespace string,
	objType runtime.Object, h cache.ResourceEventHandlerFuncs) *ResourceWatcher

NewResourceWatcher creates a helper that watches for changes in a resource of a specific type. If wraps the given handler functions, such that panics are caught and logged.

func (*ResourceWatcher) Run 

func (rw *ResourceWatcher) Run(stopCh <-chan struct{})

Run continues to watch for events on the selected type of resource until the given channel is closed.

Source Files

View all Source files

Directories

Path Synopsis
anonymous
arangoclustersynchronization
arangoclustersynchronization/v1
arangodeployment
arangomember
arangomember/v1
arangotask
arangotask/v1
constants
definitions
endpoints
endpoints/v1
generic
gvk
mods
node
node/v1
persistentvolume
persistentvolume/v1
persistentvolumeclaim
persistentvolumeclaim/v1
pod
pod/v1
poddisruptionbudget
poddisruptionbudget/v1
refresh
secret
secret/v1
server
service
service/v1
serviceaccount
serviceaccount/v1
servicemonitor
servicemonitor/v1
throttle
version

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