mirror of https://github.com/helm/helm
Signed-off-by: Mikhail Kopylov <mih.kopylov@yandex.ru>pull/12274/head
Mikhail Kopylov
11 months ago
parent
37cc2fa5ce
commit
0b5e9d37c8
@ -0,0 +1,94 @@
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/*
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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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"log"
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"github.com/spf13/cobra"
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"helm.sh/helm/v3/cmd/helm/require"
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"helm.sh/helm/v3/pkg/action"
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"helm.sh/helm/v3/pkg/cli/output"
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)
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type metadataWriter struct {
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metadata *action.Metadata
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}
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func newGetMetadataCmd(cfg *action.Configuration, out io.Writer) *cobra.Command {
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var outfmt output.Format
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client := action.NewGetMetadata(cfg)
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cmd := &cobra.Command{
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Use: "metadata RELEASE_NAME",
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Short: "This command fetches metadata for a given release",
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Args: require.ExactArgs(1),
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ValidArgsFunction: func(cmd *cobra.Command, args []string, toComplete string) ([]string, cobra.ShellCompDirective) {
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if len(args) != 0 {
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return nil, cobra.ShellCompDirectiveNoFileComp
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}
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return compListReleases(toComplete, args, cfg)
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},
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RunE: func(cmd *cobra.Command, args []string) error {
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releaseMetadata, err := client.Run(args[0])
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if err != nil {
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return err
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}
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return outfmt.Write(out, &metadataWriter{releaseMetadata})
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},
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}
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f := cmd.Flags()
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f.IntVar(&client.Version, "revision", 0, "specify release revision")
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err := cmd.RegisterFlagCompletionFunc("revision", func(cmd *cobra.Command, args []string, toComplete string) ([]string, cobra.ShellCompDirective) {
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if len(args) == 1 {
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return compListRevisions(toComplete, cfg, args[0])
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}
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return nil, cobra.ShellCompDirectiveNoFileComp
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})
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if err != nil {
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log.Fatal(err)
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}
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bindOutputFlag(cmd, &outfmt)
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return cmd
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}
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func (w metadataWriter) WriteTable(out io.Writer) error {
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_, _ = fmt.Fprintf(out, "NAME: %v\n", w.metadata.Name)
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_, _ = fmt.Fprintf(out, "CHART: %v\n", w.metadata.Chart)
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_, _ = fmt.Fprintf(out, "VERSION: %v\n", w.metadata.Version)
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_, _ = fmt.Fprintf(out, "APP_VERSION: %v\n", w.metadata.AppVersion)
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_, _ = fmt.Fprintf(out, "NAMESPACE: %v\n", w.metadata.Namespace)
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_, _ = fmt.Fprintf(out, "REVISION: %v\n", w.metadata.Revision)
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_, _ = fmt.Fprintf(out, "STATUS: %v\n", w.metadata.Status)
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_, _ = fmt.Fprintf(out, "DEPLOYED_AT: %v\n", w.metadata.DeployedAt)
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return nil
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}
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func (w metadataWriter) WriteJSON(out io.Writer) error {
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return output.EncodeJSON(out, w.metadata)
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}
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func (w metadataWriter) WriteYAML(out io.Writer) error {
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return output.EncodeYAML(out, w.metadata)
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}
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@ -0,0 +1,66 @@
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/*
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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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"testing"
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"helm.sh/helm/v3/pkg/release"
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)
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func TestGetMetadataCmd(t *testing.T) {
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tests := []cmdTestCase{{
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name: "get metadata with a release",
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cmd: "get metadata thomas-guide",
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golden: "output/get-metadata.txt",
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rels: []*release.Release{release.Mock(&release.MockReleaseOptions{Name: "thomas-guide"})},
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}, {
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name: "get metadata requires release name arg",
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cmd: "get metadata",
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golden: "output/get-metadata-args.txt",
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rels: []*release.Release{release.Mock(&release.MockReleaseOptions{Name: "thomas-guide"})},
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wantError: true,
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}, {
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name: "get metadata to json",
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cmd: "get metadata thomas-guide --output json",
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golden: "output/get-metadata.json",
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rels: []*release.Release{release.Mock(&release.MockReleaseOptions{Name: "thomas-guide"})},
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}, {
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name: "get metadata to yaml",
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cmd: "get metadata thomas-guide --output yaml",
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golden: "output/get-metadata.yaml",
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rels: []*release.Release{release.Mock(&release.MockReleaseOptions{Name: "thomas-guide"})},
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}}
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runTestCmd(t, tests)
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}
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func TestGetMetadataCompletion(t *testing.T) {
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checkReleaseCompletion(t, "get metadata", false)
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}
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func TestGetMetadataRevisionCompletion(t *testing.T) {
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revisionFlagCompletionTest(t, "get metadata")
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}
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func TestGetMetadataOutputCompletion(t *testing.T) {
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outputFlagCompletionTest(t, "get metadata")
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}
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func TestGetMetadataFileCompletion(t *testing.T) {
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checkFileCompletion(t, "get metadata", false)
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checkFileCompletion(t, "get metadata myrelease", false)
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}
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@ -0,0 +1,3 @@
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Error: "helm get metadata" requires 1 argument
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Usage: helm get metadata RELEASE_NAME [flags]
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@ -0,0 +1 @@
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{"name":"thomas-guide","chart":"foo","version":"0.1.0-beta.1","appVersion":"1.0","namespace":"default","revision":1,"status":"deployed","deployedAt":"1977-09-02T22:04:05Z"}
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@ -0,0 +1,8 @@
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NAME: thomas-guide
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CHART: foo
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VERSION: 0.1.0-beta.1
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APP_VERSION: 1.0
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NAMESPACE: default
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REVISION: 1
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STATUS: deployed
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DEPLOYED_AT: 1977-09-02T22:04:05Z
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@ -0,0 +1,8 @@
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appVersion: "1.0"
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chart: foo
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deployedAt: "1977-09-02T22:04:05Z"
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name: thomas-guide
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namespace: default
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revision: 1
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status: deployed
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version: 0.1.0-beta.1
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@ -0,0 +1,69 @@
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/*
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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 action
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import "time"
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// GetMetadata is the action for checking a given release's metadata.
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//
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// It provides the implementation of 'helm get metadata'.
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type GetMetadata struct {
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cfg *Configuration
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Version int
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}
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type Metadata struct {
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Name string `json:"name" yaml:"name"`
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Chart string `json:"chart" yaml:"chart"`
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Version string `json:"version" yaml:"version"`
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AppVersion string `json:"appVersion" yaml:"appVersion"`
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Namespace string `json:"namespace" yaml:"namespace"`
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Revision int `json:"revision" yaml:"revision"`
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Status string `json:"status" yaml:"status"`
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DeployedAt string `json:"deployedAt" yaml:"deployedAt"`
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}
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// NewGetMetadata creates a new GetMetadata object with the given configuration.
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func NewGetMetadata(cfg *Configuration) *GetMetadata {
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return &GetMetadata{
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cfg: cfg,
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}
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}
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// Run executes 'helm get metadata' against the given release.
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func (g *GetMetadata) Run(name string) (*Metadata, error) {
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if err := g.cfg.KubeClient.IsReachable(); err != nil {
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return nil, err
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}
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rel, err := g.cfg.releaseContent(name, g.Version)
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if err != nil {
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return nil, err
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}
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return &Metadata{
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Name: rel.Name,
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Chart: rel.Chart.Metadata.Name,
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Version: rel.Chart.Metadata.Version,
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AppVersion: rel.Chart.Metadata.AppVersion,
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Namespace: rel.Namespace,
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Revision: rel.Version,
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Status: rel.Info.Status.String(),
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DeployedAt: rel.Info.LastDeployed.Format(time.RFC3339),
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}, nil
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}
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