utils

func AnnotationCharmModifiedVersionKey ¶

func AnnotationCharmModifiedVersionKey(legacy bool) string

AnnotationCharmModifiedVersionKey returns the key used in annotations to describe the charm modified version.

func AnnotationControllerIsControllerKey ¶

func AnnotationControllerIsControllerKey(legacy bool) string

AnnotationControllerIsControllerKey returns the key used in annotations to describe if this pod is a controller pod.

func AnnotationControllerUUIDKey ¶

func AnnotationControllerUUIDKey(legacy bool) string

AnnotationControllerUUIDKey returns the key used in annotations to describe the controller UUID.

func AnnotationDisableNameKey ¶

func AnnotationDisableNameKey(legacy bool) string

AnnotationDisableNameKey returns the key used in annotations to describe the disabled name prefix.

func AnnotationJujuStorageKey ¶

func AnnotationJujuStorageKey(legacy bool) string

AnnotationJujuStorageKey returns the key used in annotations to describe the storage UUID.

func AnnotationKeyApplicationUUID ¶

func AnnotationKeyApplicationUUID(legacy bool) string

AnnotationKeyApplicationUUID is the key of annotation for recording pvc unique ID.

func AnnotationModelUUIDKey ¶

func AnnotationModelUUIDKey(legacy bool) string

AnnotationModelUUIDKey returns the key used in annotations to describe the model UUID.

func AnnotationUnitKey ¶

func AnnotationUnitKey(legacy bool) string

AnnotationUnitKey returns the key used in annotations to describe the Juju unit.

func AnnotationVersionKey ¶

func AnnotationVersionKey(legacy bool) string

AnnotationVersionKey returns the key used in annotations to describe the Juju version. Legacy controls if the key returns is a legacy annotation key or newer style.

func AnnotationsForStorage ¶

func AnnotationsForStorage(name string, legacy bool) annotations.Annotation

AnnotationsForStorage provides the annotations that should be placed on a storage object. The annotations returned by this function are storage specific only and should be combined with other annotations where appropriate.

func AnnotationsForVersion ¶

func AnnotationsForVersion(vers string, legacy bool) annotations.Annotation

AnnotationsForVersion provides the annotations that should be placed on an object that requires juju version information. The annotations returned by this function are version specific and may need to be combined with other annotations for a complete set.

func CreateDockerConfigJSON ¶

func CreateDockerConfigJSON(username, password, imagePath string) ([]byte, error)

func ExtractRegistryURL ¶

func ExtractRegistryURL(imagePath string) (string, error)

ExtractRegistryName returns the registry URL part of an images path

func GetSvcAddresses ¶

func GetSvcAddresses(svc *core.Service, includeClusterIP bool) []network.ProviderAddress

GetSvcAddresses returns the network addresses for the given service.

func HasLabels ¶

func HasLabels(src, has labels.Set) bool

HasLabels returns true if the src contains the labels in has

func IntPtr ¶

func IntPtr(i int) *int

Returns a ptr for the supplied integer.

func IsLegacyModelLabels ¶

func IsLegacyModelLabels(namespace, model string, namespaceI core.NamespaceInterface) (bool, error)

IsLegacyModelLabels checks to see if the provided model is running on an older labeling scheme or a newer one.

func LabelForKeyValue ¶

func LabelForKeyValue(key, value string) labels.Set

LabelForKeyValue returns a Kubernetes label set for the supplied key value.

func LabelsForApp ¶

func LabelsForApp(name string, legacy bool) labels.Set

LabelsForApp returns the labels that should be on a k8s object for a given application name

func LabelsForModel ¶

func LabelsForModel(name string, legacy bool) labels.Set

LabelsForModel returns the labels that should be on a k8s object for a given model name

func LabelsForOperator ¶

func LabelsForOperator(name, target string, legacy bool) labels.Set

LabelsForOperator returns the labels that should be placed on a juju operator Takes the operator name, type and a legacy flag to indicate these labels are being used on a model that is operating in "legacy" label mode

func LabelsForStorage ¶

func LabelsForStorage(name string, legacy bool) labels.Set

LabelsForStorage return the labels that should be placed on a k8s storage object. Takes the storage name and a legacy flat.

func LabelsMerge ¶

func LabelsMerge(a labels.Set, merges ...labels.Set) labels.Set

LabelsMerge merges one or more sets of labels together into a new set. For duplicate keys the last key found is used.

func LabelsToSelector ¶

func LabelsToSelector(ls labels.Set) labels.Selector

LabelsToSelector transforms the supplied label set to a valid Kubernetes label selector

func MakeK8sDomain ¶

func MakeK8sDomain(components ...string) string

MakeK8sDomain builds and returns a Kubernetes resource domain for the provided components. Func is idempotent

func NewPreconditionDeleteOptions ¶

func NewPreconditionDeleteOptions(uid k8stypes.UID) metav1.DeleteOptions

func NewUIDPreconditions ¶

func NewUIDPreconditions(uid k8stypes.UID) *metav1.Preconditions

func PurifyResource ¶

func PurifyResource(resource interface{ SetResourceVersion(string) })

PurifyResource purifies read only fields before creating/updating the resource.

func RandomPrefix ¶

func RandomPrefix() (string, error)

RandomPrefix returns a random string for storage related annotations.

func ResourceTagsToAnnotations ¶

func ResourceTagsToAnnotations(in map[string]string, legacy bool) annotations.Annotation

ResourceTagsToAnnotations creates annotations from the resource tags.

func RunCleanUps ¶

func RunCleanUps(cleanUps []func())

RunCleanUps runs the functions provided in the cleanUps slice in reverse order. This is a utility function for Kubernetes to help remove resources created when there is an error

func SelectorLabelsForApp ¶

func SelectorLabelsForApp(name string, legacy bool) labels.Set

SelectorLabelsForApp returns the pod selector labels that should be on a k8s object for a given application name

func StorageNameFromLabels ¶

func StorageNameFromLabels(labels labels.Set) string

StorageNameFromLabels returns the juju storage name used in the provided label set. First checks for the key LabelJujuStorageName and then defaults over to the key LegacyLabelStorageName. If neither key exists an empty string is returned.