mirror of
https://github.com/kubevela/kubevela.git
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d3511415c2
* add webhooks * app controller change * add component revision and appconfig revision and test * solidify the component revision logic and fix component revisoin bugs * fix command cli e2e failure * fix the bug caused by rawExtention * fix UT test * retry on component not found * lint * revert component revision create order
61 lines
2.1 KiB
Go
61 lines
2.1 KiB
Go
package common
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import (
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"context"
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"fmt"
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"reflect"
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"strings"
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"github.com/crossplane/crossplane-runtime/pkg/logging"
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v1 "k8s.io/api/apps/v1"
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apierrors "k8s.io/apimachinery/pkg/api/errors"
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"k8s.io/apimachinery/pkg/util/wait"
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"k8s.io/client-go/util/retry"
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"sigs.k8s.io/controller-runtime/pkg/client"
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"github.com/oam-dev/kubevela/apis/core.oam.dev/v1alpha2"
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"github.com/oam-dev/kubevela/pkg/oam/util"
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)
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// ConstructRevisionName will generate revisionName from componentName
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// will be <componentName>-v<RevisionNumber>, for example: comp-v1
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func ConstructRevisionName(componentName string, revision int64) string {
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return strings.Join([]string{componentName, fmt.Sprintf("v%d", revision)}, "-")
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}
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// ExtractComponentName will extract componentName from revisionName
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func ExtractComponentName(revisionName string) string {
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splits := strings.Split(revisionName, "-")
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return strings.Join(splits[0:len(splits)-1], "-")
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}
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// CompareWithRevision compares a component's spec with the component's latest revision content
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func CompareWithRevision(ctx context.Context, c client.Client, logger logging.Logger, componentName, nameSpace,
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latestRevision string, curCompSpec *v1alpha2.ComponentSpec) (bool, error) {
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oldRev := &v1.ControllerRevision{}
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// retry on NotFound since we update the component last revision first
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err := wait.ExponentialBackoff(retry.DefaultBackoff, func() (bool, error) {
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err := c.Get(ctx, client.ObjectKey{Namespace: nameSpace, Name: latestRevision}, oldRev)
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if err != nil && !apierrors.IsNotFound(err) {
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logger.Info(fmt.Sprintf("get old controllerRevision %s error %v",
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latestRevision, err), "componentName", componentName)
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return false, err
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}
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return true, nil
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})
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if err != nil {
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return true, err
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}
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oldComp, err := util.UnpackRevisionData(oldRev)
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if err != nil {
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logger.Info(fmt.Sprintf("Unmarshal old controllerRevision %s error %v",
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latestRevision, err), "componentName", componentName)
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return true, err
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}
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if reflect.DeepEqual(curCompSpec, &oldComp.Spec) {
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// no need to create a new revision
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return false, nil
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}
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return true, nil
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}
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