82 lines
2.1 KiB
Go
82 lines
2.1 KiB
Go
/*
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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 main
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import (
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"fmt"
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"io"
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"github.com/spf13/cobra"
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"k8s.io/helm/pkg/helm"
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)
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var getManifestHelp = `
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This command fetches the generated manifest for a given release.
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A manifest is a YAML-encoded representation of the Kubernetes resources that
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were generated from this release's chart(s). If a chart is dependent on other
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charts, those resources will also be included in the manifest.
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`
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type getManifestCmd struct {
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release string
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out io.Writer
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client helm.Interface
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version int32
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}
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func newGetManifestCmd(client helm.Interface, out io.Writer) *cobra.Command {
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get := &getManifestCmd{
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out: out,
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client: client,
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}
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cmd := &cobra.Command{
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Use: "manifest [flags] RELEASE_NAME",
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Short: "Download the manifest for a named release",
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Long: getManifestHelp,
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PreRunE: func(_ *cobra.Command, _ []string) error { return setupConnection() },
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RunE: func(cmd *cobra.Command, args []string) error {
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if len(args) == 0 {
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return errReleaseRequired
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}
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get.release = args[0]
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get.client = ensureHelmClient(get.client)
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return get.run()
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},
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}
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f := cmd.Flags()
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settings.AddFlagsTLS(f)
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f.Int32Var(&get.version, "revision", 0, "Get the named release with revision")
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// set defaults from environment
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settings.InitTLS(f)
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return cmd
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}
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// getManifest implements 'helm get manifest'
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func (g *getManifestCmd) run() error {
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res, err := g.client.ReleaseContent(g.release, helm.ContentReleaseVersion(g.version))
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if err != nil {
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return prettyError(err)
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}
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fmt.Fprintln(g.out, res.Release.Manifest)
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return nil
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}
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