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Merge pull request #20 from wunderio/feature/post-release-delete
Integrate k8s client; uninstall Helm releases
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,96 @@ | ||
| package cmd | ||
|
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| import ( | ||
| "context" | ||
| "log" | ||
| "os" | ||
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| helmclient "github.com/mittwald/go-helm-client" | ||
| "github.com/spf13/cobra" | ||
| v1 "k8s.io/apimachinery/pkg/apis/meta/v1" | ||
| "k8s.io/client-go/kubernetes" | ||
| _ "k8s.io/client-go/plugin/pkg/client/auth/gcp" // gcp auth provider | ||
| "k8s.io/client-go/tools/clientcmd" | ||
| ) | ||
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| var ciReleaseDeleteCmd = &cobra.Command{ | ||
| Use: "delete", | ||
| Short: "Delete a release", | ||
| Run: func(cmd *cobra.Command, args []string) { | ||
| releaseName, _ := cmd.Flags().GetString("release-name") | ||
| namespace, _ := cmd.Flags().GetString("namespace") | ||
| deletePVCs, _ := cmd.Flags().GetBool("delete-pvcs") | ||
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| homeDir, err := os.UserHomeDir() | ||
| if err != nil { | ||
| log.Fatalf("cannot read user home dir") | ||
| } | ||
| kubeConfigPath := homeDir + "/.kube/config" | ||
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| kubeConfig, err := os.ReadFile(kubeConfigPath) | ||
| if err != nil { | ||
| log.Fatalf("cannot read kubeConfig from path") | ||
| } | ||
|
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| //k8s go client init logic | ||
| config, err := clientcmd.BuildConfigFromFlags("", kubeConfigPath) | ||
| if err != nil { | ||
| log.Fatalf("cannot read kubeConfig from path: %s", err) | ||
| } | ||
| clientset, err := kubernetes.NewForConfig(config) | ||
| if err != nil { | ||
| log.Fatalf("cannot initialize k8s client: %s", err) | ||
| } | ||
|
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| //Helm client init logic | ||
| opt := &helmclient.KubeConfClientOptions{ | ||
| Options: &helmclient.Options{ | ||
| Namespace: namespace, | ||
| RepositoryCache: "/tmp/.helmcache", | ||
| RepositoryConfig: "/tmp/.helmrepo", | ||
| Debug: false, | ||
| Linting: false, // Change this to false if you don't want linting. | ||
| }, | ||
| KubeContext: "", | ||
| KubeConfig: kubeConfig, | ||
| } | ||
|
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| helmClient, err := helmclient.NewClientFromKubeConf(opt) | ||
| if err != nil { | ||
| log.Fatalf("cannot create client from kubeConfig") | ||
| } | ||
|
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| //Uninstall Helm release | ||
| uninstallErr := helmClient.UninstallReleaseByName(releaseName) | ||
| if uninstallErr != nil { | ||
| log.Fatalf("Error removing a release:%s", uninstallErr) | ||
| } | ||
|
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| //Delete PVCs | ||
| if deletePVCs == true { | ||
| PVC_client := clientset.CoreV1().PersistentVolumeClaims(namespace) | ||
| list, err := PVC_client.List(context.TODO(), v1.ListOptions{ | ||
| LabelSelector: "release=" + releaseName, | ||
| }) | ||
| if err != nil { | ||
| log.Fatalf("Error getting the list of PVCs: %s", err) | ||
| } | ||
|
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| for _, v := range list.Items { | ||
| PVC_client.Delete(context.TODO(), v.Name, v1.DeleteOptions{}) | ||
| } | ||
| } | ||
|
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| }, | ||
| } | ||
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| func init() { | ||
| ciReleaseCmd.AddCommand(ciReleaseDeleteCmd) | ||
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| ciReleaseDeleteCmd.Flags().String("release-name", "", "Release name") | ||
| ciReleaseDeleteCmd.Flags().String("namespace", "", "Project name (namespace, i.e. \"drupal-project\")") | ||
| ciReleaseDeleteCmd.Flags().Bool("delete-pvcs", false, "Delete PVCs") | ||
|
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| ciReleaseDeleteCmd.MarkFlagRequired("release-name") | ||
| ciReleaseDeleteCmd.MarkFlagRequired("namespace") | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,28 @@ | ||
| ## silta ci release delete | ||
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| Delete a release | ||
|
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| ``` | ||
| silta ci release delete [flags] | ||
| ``` | ||
|
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| ### Options | ||
|
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| ``` | ||
| --delete-pvcs Delete PVCs | ||
| -h, --help help for delete | ||
| --namespace string Project name (namespace, i.e. "drupal-project") | ||
| --release-name string Release name | ||
| ``` | ||
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| ### Options inherited from parent commands | ||
|
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| ``` | ||
| --debug Print variables, do not execute external commands, rather print them | ||
| --use-env Use environment variables for value assignment (default true) | ||
| ``` | ||
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| ### SEE ALSO | ||
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| * [silta ci release](silta_ci_release.md) - CI release related commands | ||
|
|
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