utils

package
v1.2.2-2-20201130-59f96 Latest Latest
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 Go to latest Published: Nov 30, 2020 License: Apache-2.0 Imports: 64 Imported by: 0

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Index

Constants

View Source 
const (
	// UserID is key of GitHub user ID in secret
	UserID = "user"
	// AccessToken is key of GitHub user password or personal token in secret
	AccessToken = "accessToken"
)
View Source 
const (
	//MIDNIGHT define the midnight format
	MIDNIGHT = "12:00AM"
)
View Source 
const NoiseLogLel = 5

NoiseLogLel - information inside "important functions"

View Source 
const QuiteLogLel = 4

QuiteLogLel - "important" information

View Source 
const VeryNoisy = 10

VeryNoisy = show call stack, routine and everything

Variables

View Source 
var ChannelPredicateFunctions = predicate.Funcs{
	UpdateFunc: func(e event.UpdateEvent) bool {
		newChn := e.ObjectNew.(*chnv1.Channel)
		oldChn := e.ObjectOld.(*chnv1.Channel)

		return !reflect.DeepEqual(newChn.Spec, oldChn.Spec)
	},
	CreateFunc: func(e event.CreateEvent) bool {
		return true
	},

	DeleteFunc: func(e event.DeleteEvent) bool {
		return true
	},
}

ChannelPredicateFunctions filters channel spec update

View Source 
var (
	DefaultRepos = map[string]map[string]string{
		"ansiblejob": {
			"url":     "https://raw.githubusercontent.com/open-cluster-management/ansiblejob-go-lib/master/config/crd/bases/tower.ansible.com_ansiblejobs.yaml",
			"crdName": "tower.ansible.com_ansiblejobs_crd.yaml",
		},
		"channel": {
			"url":     "https://raw.githubusercontent.com/open-cluster-management/multicloud-operators-channel/master/deploy/crds/apps.open-cluster-management.io_channels_crd.yaml",
			"crdName": "apps.open-cluster-management.io_channel_crd.yaml",
		},
		"subscription": {
			"url":     "https://raw.githubusercontent.com/open-cluster-management/multicloud-operators-subscription/master/deploy/crds/apps.open-cluster-management.io_subscriptions.yaml",
			"crdName": "apps.open-cluster-management.io_subscriptions_crd.yaml",
		},
		"deployable": {
			"url":     "https://raw.githubusercontent.com/open-cluster-management/multicloud-operators-deployable/master/deploy/crds/apps.open-cluster-management.io_deployables_crd.yaml",
			"crdName": "apps.open-cluster-management.io_deployable_crd.yaml",
		},
		"placementrule": {
			"url":     "https://raw.githubusercontent.com/open-cluster-management/multicloud-operators-placementrule/master/deploy/crds/apps.open-cluster-management.io_placementrules_crd.yaml",
			"crdName": "apps.open-cluster-management.io_placementrules_crd.yaml",
		},
		"helmrelease": {
			"url":     "https://raw.githubusercontent.com/open-cluster-management/multicloud-operators-subscription-release/master/deploy/crds/apps.open-cluster-management.io_helmreleases_crd.yaml",
			"crdName": "apps.open-cluster-management.io_helmrelease_crd.yaml",
		},
		"managedcluster": {
			"url":     "https://raw.githubusercontent.com/open-cluster-management/api/master/cluster/v1/0000_00_clusters.open-cluster-management.io_managedclusters.crd.yaml",
			"crdName": "clusters.open-cluster-management.io_managedclusters.crd.yaml",
		},
	}
)
View Source 
var DeployablePredicateFunctions = predicate.Funcs{
	UpdateFunc: func(e event.UpdateEvent) bool {
		newdpl := e.ObjectNew.(*dplv1.Deployable)
		olddpl := e.ObjectOld.(*dplv1.Deployable)

		return !reflect.DeepEqual(newdpl.Status, olddpl.Status)
	},

	CreateFunc: func(e event.CreateEvent) bool {
		newdpl := e.Object.(*dplv1.Deployable)

		labels := newdpl.GetLabels()

		if strings.EqualFold(labels[chnv1.KeyChannelType], chnv1.ChannelTypeGitHub) ||
			strings.EqualFold(labels[chnv1.KeyChannelType], chnv1.ChannelTypeGit) {
			return false
		}

		return true
	},

	DeleteFunc: func(e event.DeleteEvent) bool {
		dpl := e.Object.(*dplv1.Deployable)

		labels := dpl.GetLabels()

		if strings.EqualFold(labels[chnv1.KeyChannelType], chnv1.ChannelTypeGitHub) ||
			strings.EqualFold(labels[chnv1.KeyChannelType], chnv1.ChannelTypeGit) {
			return false
		}

		return true
	},
}

DeployablePredicateFunctions filters status update

View Source 
var PlacementRulePredicateFunctions = predicate.Funcs{
	UpdateFunc: func(e event.UpdateEvent) bool {
		newPlr := e.ObjectNew.(*plrv1.PlacementRule)
		oldPlr := e.ObjectOld.(*plrv1.PlacementRule)

		return !reflect.DeepEqual(newPlr.Status.Decisions, oldPlr.Status.Decisions)
	},
	CreateFunc: func(e event.CreateEvent) bool {
		return true
	},

	DeleteFunc: func(e event.DeleteEvent) bool {
		return true
	},
}

PlacementRulePredicateFunctions filters PlacementRule status decisions update

View Source 
var ServiceAccountPredicateFunctions = predicate.Funcs{
	UpdateFunc: func(e event.UpdateEvent) bool {
		newSA := e.ObjectNew.(*corev1.ServiceAccount)

		if strings.EqualFold(newSA.Namespace, addonServiceAccountNamespace) && strings.EqualFold(newSA.Name, addonServiceAccountName) {
			return true
		}

		return false
	},
	CreateFunc: func(e event.CreateEvent) bool {
		sa := e.Object.(*corev1.ServiceAccount)

		if strings.EqualFold(sa.Namespace, addonServiceAccountNamespace) && strings.EqualFold(sa.Name, addonServiceAccountName) {
			return true
		}

		return false
	},
	DeleteFunc: func(e event.DeleteEvent) bool {
		sa := e.Object.(*corev1.ServiceAccount)

		if strings.EqualFold(sa.Namespace, addonServiceAccountNamespace) && strings.EqualFold(sa.Name, addonServiceAccountName) {
			return true
		}

		return false
	},
}

ServiceAccountPredicateFunctions watches for changes in klusterlet-addon-appmgr service account in open-cluster-management-agent-addon namespace

View Source 
var SubscriptionPredicateFunctions = predicate.Funcs{
	UpdateFunc: func(e event.UpdateEvent) bool {
		subOld := e.ObjectOld.(*appv1.Subscription)
		subNew := e.ObjectNew.(*appv1.Subscription)

		return IsSubscriptionResourceChanged(subOld, subNew)
	},
}

SubscriptionPredicateFunctions filters status update

Functions

func AllowApplyTemplate 

func AllowApplyTemplate(localClient client.Client, template *unstructured.Unstructured) bool

AllowApplyTemplate check if the template is allowed to apply based on its hosting subscription pause label return false if the hosting subscription is paused.

func CanPassPackageFilter 

func CanPassPackageFilter(filter *appv1.PackageFilter, obj objAnno) bool

FilterPackageOut process the package filter logic

func CheckAndInstallCRD 

func CheckAndInstallCRD(crdconfig *rest.Config, pathname string) error

CheckAndInstallCRD checks if deployable belongs to this cluster managed cluster annotation matches or no managed cluster annotation (local)

func CloneGitRepo 

func CloneGitRepo(repoURL string, branch plumbing.ReferenceName, user, password, destDir string, insecureSkipVerify bool) (commitID string, err error)

CloneGitRepo clones a GitHub repository

func ConvertLabels 

func ConvertLabels(labelSelector *metav1.LabelSelector) (labels.Selector, error)

ConvertLabels coverts label selector to lables.Selector

func CreateHelmCRDeployable 

func CreateHelmCRDeployable(
	repoURL string,
	packageName string,
	chartVersions repo.ChartVersions,
	client client.Client,
	channel *chnv1.Channel,
	sub *appv1.Subscription) (*dplv1.Deployable, error)

func CreateOrUpdateHelmChart 

func CreateOrUpdateHelmChart(
	packageName string,
	releaseCRName string,
	chartVersions repo.ChartVersions,
	client client.Client,
	channel *chnv1.Channel,
	sub *appv1.Subscription) (helmRelease *releasev1.HelmRelease, err error)

func DeleteDeployableCRD 

func DeleteDeployableCRD(runtimeClient client.Client, crdx *clientsetx.Clientset)

DeleteDeployableCRD deletes the Deployable CRD

func DeleteHelmReleaseCRD 

func DeleteHelmReleaseCRD(runtimeClient client.Client, crdx *clientsetx.Clientset)

DeleteHelmReleaseCRD deletes the HelmRelease CRD

func DeleteInClusterPackageStatus 

func DeleteInClusterPackageStatus(substatus *appv1.SubscriptionStatus, pkgname string, pkgerr error, status interface{})

DeleteInClusterPackageStatus deletes a package status

func DeleteSubscriptionCRD 

func DeleteSubscriptionCRD(runtimeClient client.Client, crdx *clientsetx.Clientset)

DeleteSubscriptionCRD deletes the Subscription CRD

func DplArrayToDplPointers 

func DplArrayToDplPointers(dplList []dplv1alpha1.Deployable) []*dplv1alpha1.Deployable

DplArrayToDplPointers covert the array to pointer array

func EnterFnString 

func EnterFnString() string

EnterFnString - called when enter a function

func ExitFuString 

func ExitFuString(s string)

ExitFuString - called when exiting a function

func FilterCharts 

func FilterCharts(sub *appv1.Subscription, indexFile *repo.IndexFile) error

FilterCharts filters the indexFile by name, tillerVersion, version, digest

func FilterOutTimeRelatedFields 

func FilterOutTimeRelatedFields(in *appv1.Subscription) *appv1.Subscription

the input object shouldn't be changed at all

func GenerateHelmIndexFile 

func GenerateHelmIndexFile(sub *appv1.Subscription, repoRoot string, chartDirs map[string]string) (*repo.IndexFile, error)

GenerateHelmIndexFile generate helm repo index file

func GenerateServerCerts 

func GenerateServerCerts(dir string) error

func GenerateVersionSet 

func GenerateVersionSet(dplPointers []*dplv1alpha1.Deployable, vsub string) map[string]VersionRep

GenerateVersionSet produce a map, key: dpl.GetGenerateName(), value: dpl.NamespacedName.String() the value is the largest version which meet the subscription version requirement.

func GetChannelConfigMap 

func GetChannelConfigMap(client client.Client, chn *chnv1.Channel) *corev1.ConfigMap

GetDataFromChannelConfigMap returns username and password for channel

func GetChannelSecret 

func GetChannelSecret(client client.Client, chn *chnv1.Channel) (string, string, error)

GetChannelSecret returns username and password for channel

func GetClusterFromResourceObject 

func GetClusterFromResourceObject(obj metav1.Object) *types.NamespacedName

GetClusterFromResourceObject return nil if no host is found

func GetFnName 

func GetFnName() string

GetFnName - get name of function

func GetHostDeployableFromObject 

func GetHostDeployableFromObject(obj metav1.Object) *types.NamespacedName

GetHostDeployableFromObject return nil if no host is found

func GetHostSubscriptionFromObject 

func GetHostSubscriptionFromObject(obj metav1.Object) *types.NamespacedName

GetHostSubscriptionFromObject extract the namespacedname of subscription hosting the object resource

func GetKubeIgnore 

func GetKubeIgnore(resourcePath string) *gitignore.GitIgnore

GetKubeIgnore get .kubernetesignore list

func GetLatestCommitID 

func GetLatestCommitID(url, branch string, clt ...*github.Client) (string, error)

func GetLocalGitFolder 

func GetLocalGitFolder(chn *chnv1.Channel, sub *appv1.Subscription) string

GetLocalGitFolder returns the local Git repo clone directory

func GetPackageAlias 

func GetPackageAlias(sub *appv1.Subscription, packageName string) string

func GetPauseLabel 

func GetPauseLabel(instance *appv1.Subscription) bool

GetPauseLabel check if the subscription-pause label exists

func GetReleaseName 

func GetReleaseName(base string) (string, error)

GetReleaseName alters the given name in a deterministic way if the length exceed the maximum character

func GetSourceFromObject 

func GetSourceFromObject(obj metav1.Object) string

GetSourceFromObject extract the namespacedname of subscription hosting the object resource

func GetSubscriptionBranch 

func GetSubscriptionBranch(sub *appv1.Subscription) plumbing.ReferenceName

GetSubscriptionBranch returns GitHub repo branch for a given subscription

func GetSubscriptionBranchRef 

func GetSubscriptionBranchRef(b string) plumbing.ReferenceName

func IsClusterAdmin 

func IsClusterAdmin(client client.Client, sub *appv1.Subscription, eventRecorder *EventRecorder) bool

func IsDeployableInVersionSet 

func IsDeployableInVersionSet(vMap map[string]VersionRep, dpl *dplv1alpha1.Deployable) bool

IsDeployableInVersionSet - check if deployable is in version

func IsEqualSubScriptionStatus 

func IsEqualSubScriptionStatus(o, n *appv1.SubscriptionStatus) bool

func IsGitChannel 

func IsGitChannel(chType string) bool

IsGitChannel returns true if channel type is github or git

func IsHubRelatedStatusChanged 

func IsHubRelatedStatusChanged(old, nnew *appv1.SubscriptionStatus) bool

func IsInWindow 

func IsInWindow(tw *appv1alpha1.TimeWindow, t time.Time) bool

IsInWindow returns true if the give time is within a timewindow

func IsLocalDeployable 

func IsLocalDeployable(instance *dplv1.Deployable) bool

IsLocalDeployable checks if the deployable meant to be deployed

func IsResourceOwnedByCluster 

func IsResourceOwnedByCluster(obj metav1.Object, cluster types.NamespacedName) bool

IsResourceOwnedByCluster checks if the deployable belongs to this controller by AnnotationManagedCluster only the managed cluster annotation matches

func IsSubscriptionBasicChanged 

func IsSubscriptionBasicChanged(o, n *appv1.Subscription) bool

func IsSubscriptionBeDeleted 

func IsSubscriptionBeDeleted(clt client.Client, subKey types.NamespacedName) bool

func IsSubscriptionResourceChanged 

func IsSubscriptionResourceChanged(oSub, nSub *appv1.Subscription) bool

func IsURL 

func IsURL(str string) bool

IsURL return true if string is a valid URL

func KeywordsChecker 

func KeywordsChecker(labelSelector *metav1.LabelSelector, ks []string) bool

KeywordsChecker Checks if the helm chart has at least 1 keyword from the packageFilter.Keywords array

func KubeResourceParser 

func KubeResourceParser(file []byte, cond Kube) [][]byte

func LabelChecker 

func LabelChecker(ls *metav1.LabelSelector, dplls map[string]string) bool

func LabelsChecker 

func LabelsChecker(labelSelector *metav1.LabelSelector, ls map[string]string) bool

LabelsChecker checks labels against a labelSelector

func MatchLabelForSubAndDpl 

func MatchLabelForSubAndDpl(ls *metav1.LabelSelector, dplls map[string]string) bool

func NamespacedNameFormat 

func NamespacedNameFormat(str string) types.NamespacedName

func NextStartPoint 

func NextStartPoint(tw *appv1alpha1.TimeWindow, t time.Time) time.Duration

NextStartPoint will map the container's time to the location time specified by user then it will handle the window type as will the hour ange and daysofweek for hour range and daysofweek, it will handle as the following if hour range is empty and weekday is empty then retrun 0 if hour range is empty and weekday is not then return nextday durtion(here the window type will be considered again)

func NextStatusReconcile 

func NextStatusReconcile(tw *appv1alpha1.TimeWindow, t time.Time) time.Duration

NextStatusReconcile generate a duartion for the reconcile to requeue after

func Override 

func Override(helmRelease *releasev1.HelmRelease, sub *appv1.Subscription) error

func OverrideKustomize 

func OverrideKustomize(pov appv1.PackageOverride, kustomizeDir string) error

func OverrideResourceBySubscription 

func OverrideResourceBySubscription(template *unstructured.Unstructured,
	pkgName string, instance *appv1.Subscription) (*unstructured.Unstructured, error)

OverrideResourceBySubscription alter the given template with overrides

func OverrideTemplate 

func OverrideTemplate(template *unstructured.Unstructured, overrides []appv1alpha1.ClusterOverride) (*unstructured.Unstructured, error)

OverrideTemplate alter the given template with overrides

func ParseChannelSecret 

func ParseChannelSecret(secret *corev1.Secret) (string, string, error)

func ParseKubeResoures 

func ParseKubeResoures(file []byte) [][]byte

ParseKubeResoures parses a YAML content and returns kube resources in byte array from the file

func ParseYAML 

func ParseYAML(fileContent []byte) []string

func PkgToReleaseCRName 

func PkgToReleaseCRName(sub *appv1.Subscription, packageName string) (string, error)

func PrepareOverrides 

func PrepareOverrides(cluster types.NamespacedName, instance *appv1alpha1.Deployable) ([]appv1alpha1.ClusterOverride, error)

PrepareOverrides returns the overridemap for given deployable instance

func PrintSubscriptionStatus 

func PrintSubscriptionStatus(a *subv1.SubscriptionStatus)

func RemoveSubAnnotations 

func RemoveSubAnnotations(obj *unstructured.Unstructured) *unstructured.Unstructured

RemoveSubAnnotations removes RHACM specific annotations from subscription

func RemoveSubOwnerRef 

func RemoveSubOwnerRef(obj *unstructured.Unstructured) *unstructured.Unstructured

RemoveSubAnnotations removes RHACM specific owner reference from subscription

func RunKustomizeBuild 

func RunKustomizeBuild(kustomizeDir string) ([]byte, error)

func SemverCheck 

func SemverCheck(vSubStr, vDplStr string) bool

SemverCheck filter Deployable based on the version annotations from Subscription and Deployable. Assume the input version is a string which meets the Semver format(https://semver.org/) SemverCheck: if the subscription version is geater than deploayalbe, then return true, otherwise return false edge case: if the version of subscription or deployable is empty then return true

func SetInClusterPackageStatus 

func SetInClusterPackageStatus(substatus *appv1.SubscriptionStatus, pkgname string, pkgerr error, status interface{}) error

SetInClusterPackageStatus creates status strcuture and fill status

func SkipHooksOnManaged 

func SkipHooksOnManaged(resourcePath, curPath string) bool

func SkipOrUpdateSubscriptionStatus 

func SkipOrUpdateSubscriptionStatus(clt client.Client, oldSub *appv1.Subscription) error

func SortResources 

func SortResources(repoRoot, resourcePath string, skips ...SkipFunc) (map[string]string, map[string]string, []string, []string, []string, error)

SortResources sorts kube resources into different arrays for processing them later.

func UnifyTimeZone 

func UnifyTimeZone(tw *appv1alpha1.TimeWindow, t time.Time) time.Time

UnifyTimeZone convert a given time to the timewindow time zone, if the time window doesn't sepcifiy a time zone, then the running machine's time zone will be used

func UpdateCRDs 

func UpdateCRDs(p string, tRepo []string, logger logr.Logger) error

func UpdateDeployableStatus 

func UpdateDeployableStatus(statusClient client.Client, templateerr error, tplunit metav1.Object, status interface{}) error

UpdateDeployableStatus based on error message, and propagate resource status - nil: success - others: failed, with error message in reason

func UpdateSubscriptionStatus 

func UpdateSubscriptionStatus(statusClient client.Client, templateerr error, tplunit metav1.Object, status interface{}, deletePkg bool) error

UpdateSubscriptionStatus based on error message, and propagate resource status - nil: success - others: failed, with error message in reason

func ValidatePackagesInSubscriptionStatus 

func ValidatePackagesInSubscriptionStatus(statusClient client.StatusClient, sub *appv1.Subscription, pkgMap map[string]bool) error

ValidatePackagesInSubscriptionStatus validate the status struture for packages

Types

type EventRecorder 

type EventRecorder struct {
	record.EventRecorder
}

EventRecorder - record kubernetes event

func NewEventRecorder 

func NewEventRecorder(cfg *rest.Config, scheme *apiruntime.Scheme) (*EventRecorder, error)

NewEventRecorder - create new event recorder from rect config

func (*EventRecorder) RecordEvent 

func (rec *EventRecorder) RecordEvent(obj apiruntime.Object, reason, msg string, err error)

RecordEvent - record kuberentes event

type Kube 

type Kube func(KubeResource) bool

type KubeResource 

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

KKubeResource export the kuKubeResource for other package

type SkipFunc 

type SkipFunc func(string, string) bool

type VersionRep 

type VersionRep struct {
	DplKey string
	Vrange string
}

VersionRep represent version

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