utils

func DumpJSON ¶

func DumpJSON(o interface{}) string

DumpJSON returns the JSON encoding

func GetContainer ¶

func GetContainer(name string, pod *v1.Pod) *v1.Container

func GetContainerEnvValue ¶

func GetContainerEnvValue(container *v1.Container, key string) string

func GetContainerEnvVar ¶

func GetContainerEnvVar(container *v1.Container, key string) *v1.EnvVar

func GetContainerStatus ¶

func GetContainerStatus(name string, pod *v1.Pod) *v1.ContainerStatus

func GetContainerVolumeMount ¶

func GetContainerVolumeMount(container *v1.Container, key string) *v1.VolumeMount

func GetNamespace ¶

func GetNamespace() string

func GetPodCondition ¶

func GetPodCondition(status *v1.PodStatus, conditionType v1.PodConditionType) (int, *v1.PodCondition)

GetPodCondition extracts the provided condition from the given status and returns that. Returns nil and -1 if the condition is not present, and the index of the located condition.

func GetPodConditionFromList ¶

func GetPodConditionFromList(conditions []v1.PodCondition, conditionType v1.PodConditionType) (int, *v1.PodCondition)

GetPodConditionFromList extracts the provided condition from the given list of condition and returns the index of the condition and the condition. Returns -1 and nil if the condition is not present.

func GetPodContainerImageIDs ¶

func GetPodContainerImageIDs(pod *v1.Pod) map[string]string

func GetPodReadyCondition ¶

func GetPodReadyCondition(status v1.PodStatus) *v1.PodCondition

GetPodReadyCondition extracts the pod ready condition from the given status and returns that. Returns nil if the condition is not present.

func IsContainerImageEqual ¶

func IsContainerImageEqual(image1, image2 string) bool

1. image1, image2 are digest image, compare repo+digest 2. image1, image2 are normal image, compare repo+tag 3. image1, image2 are digest+normal image, don't support compare it, return false

func IsImageDigest ¶

func IsImageDigest(image string) bool

whether image is digest format, for example: docker.io/busybox@sha256:a9286defaba7b3a519d585ba0e37d0b2cbee74ebfe590960b0b1d6a5e97d1e1d

func IsPodReady ¶

func IsPodReady(pod *v1.Pod) bool

IsPodReady returns true if a pod is ready; false otherwise.

func IsPodReadyConditionTrue ¶

func IsPodReadyConditionTrue(status v1.PodStatus) bool

IsPodReadyConditionTrue returns true if a pod is ready; false otherwise.

func IsRunningAndReady ¶

func IsRunningAndReady(pod *v1.Pod) bool

func MergeEnvVar ¶

func MergeEnvVar(original []v1.EnvVar, additional []v1.EnvVar) []v1.EnvVar

func MergeVolumeMounts ¶

func MergeVolumeMounts(original, additional []v1.VolumeMount) []v1.VolumeMount

func MergeVolumes ¶

func MergeVolumes(original []v1.Volume, additional []v1.Volume) []v1.Volume

func ParseImage ¶

func ParseImage(image string) (repo, tag, digest string, err error)

parse container images, 1. docker.io/busybox@sha256:a9286defaba7b3a519d585ba0e37d0b2cbee74ebfe590960b0b1d6a5e97d1e1d repo=docker.io/busybox, tag="", digest=sha256:a9286defaba7b3a519d585ba0e37d0b2cbee74ebfe590960b0b1d6a5e97d1e1d 2. docker.io/busybox:latest repo=docker.io/busybox, tag=latest, digest=""

func SplitMaybeSubscriptedPath ¶

func SplitMaybeSubscriptedPath(fieldPath string) (string, string, bool)

SplitMaybeSubscriptedPath checks whether the specified fieldPath is subscripted, and

• if yes, this function splits the fieldPath into path and subscript, and returns (path, subscript, true).
• if no, this function returns (fieldPath, "", false).

Example inputs and outputs:

• "metadata.annotations['myKey']" --> ("metadata.annotations", "myKey", true)
• "metadata.annotations['a[b]c']" --> ("metadata.annotations", "a[b]c", true)
• "metadata.labels[”]" --> ("metadata.labels", "", true)
• "metadata.labels" --> ("metadata.labels", "", false)

func ValidatedLabelSelectorAsSelector ¶

func ValidatedLabelSelectorAsSelector(ps *metav1.LabelSelector) (labels.Selector, error)