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93 lines
3.2 KiB
93 lines
3.2 KiB
/*
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Copyright The Helm Authors.
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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*/
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package cmd
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import (
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"fmt"
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"io"
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"time"
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"github.com/spf13/cobra"
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"helm.sh/helm/v4/pkg/action"
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"helm.sh/helm/v4/pkg/cmd/require"
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)
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const uninstallDesc = `
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This command takes a release name and uninstalls the release.
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It removes all of the resources associated with the last release of the chart
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as well as the release history, freeing it up for future use.
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Use the '--dry-run' flag to see which releases will be uninstalled without actually
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uninstalling them.
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`
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func newUninstallCmd(cfg *action.Configuration, out io.Writer) *cobra.Command {
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client := action.NewUninstall(cfg)
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cmd := &cobra.Command{
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Use: "uninstall RELEASE_NAME [...]",
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Aliases: []string{"del", "delete", "un"},
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SuggestFor: []string{"remove", "rm"},
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Short: "uninstall a release",
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Long: uninstallDesc,
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Args: require.MinimumNArgs(1),
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ValidArgsFunction: func(_ *cobra.Command, args []string, toComplete string) ([]string, cobra.ShellCompDirective) {
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return compListReleases(toComplete, args, cfg)
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},
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RunE: func(_ *cobra.Command, args []string) error {
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validationErr := validateCascadeFlag(client)
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if validationErr != nil {
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return validationErr
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}
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for i := 0; i < len(args); i++ {
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res, err := client.Run(args[i])
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if err != nil {
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return err
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}
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if res != nil && res.Info != "" {
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fmt.Fprintln(out, res.Info)
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}
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fmt.Fprintf(out, "release \"%s\" uninstalled\n", args[i])
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}
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return nil
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},
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}
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f := cmd.Flags()
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f.BoolVar(&client.DryRun, "dry-run", false, "simulate a uninstall")
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f.BoolVar(&client.DisableHooks, "no-hooks", false, "prevent hooks from running during uninstallation")
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f.BoolVar(&client.IgnoreNotFound, "ignore-not-found", false, `Treat "release not found" as a successful uninstall`)
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f.BoolVar(&client.KeepHistory, "keep-history", false, "remove all associated resources and mark the release as deleted, but retain the release history")
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f.StringVar(&client.DeletionPropagation, "cascade", "background", "Must be \"background\", \"orphan\", or \"foreground\". Selects the deletion cascading strategy for the dependents. Defaults to background.")
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f.DurationVar(&client.Timeout, "timeout", 300*time.Second, "time to wait for any individual Kubernetes operation (like Jobs for hooks)")
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f.StringVar(&client.Description, "description", "", "add a custom description")
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AddWaitFlag(cmd, &client.WaitStrategy)
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return cmd
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}
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func validateCascadeFlag(client *action.Uninstall) error {
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if client.DeletionPropagation != "background" && client.DeletionPropagation != "foreground" && client.DeletionPropagation != "orphan" {
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return fmt.Errorf("invalid cascade value (%s). Must be \"background\", \"foreground\", or \"orphan\"", client.DeletionPropagation)
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}
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return nil
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}
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