Add release labels to the release Metadata

Signed-off-by: Yuriy Losev <yuriy.losev@flant.com>

pkg/action/get_metadata.go

@@ -38,7 +38,10 @@ type Metadata struct {
 	Chart      string `json:"chart" yaml:"chart"`
 	Version    string `json:"version" yaml:"version"`
 	AppVersion string `json:"appVersion" yaml:"appVersion"`
+	// Annotations are fetched from the Chart.yaml file
 	Annotations map[string]string `json:"annotations,omitempty" yaml:"annotations,omitempty"`
+	// Labels of the release which are stored in driver metadata fields storage
+	Labels       map[string]string   `json:"labels,omitempty" yaml:"labels,omitempty"`
 	Dependencies []*chart.Dependency `json:"dependencies,omitempty" yaml:"dependencies,omitempty"`
 	Namespace    string              `json:"namespace" yaml:"namespace"`
 	Revision     int                 `json:"revision" yaml:"revision"`
@@ -71,6 +74,7 @@ func (g *GetMetadata) Run(name string) (*Metadata, error) {
 		AppVersion:   rel.Chart.Metadata.AppVersion,
 		Dependencies: rel.Chart.Metadata.Dependencies,
 		Annotations:  rel.Chart.Metadata.Annotations,
+		Labels:       rel.Labels,
 		Namespace:    rel.Namespace,
 		Revision:     rel.Version,
 		Status:       rel.Info.Status.String(),

pkg/action/get_metadata_test.go

@@ -0,0 +1,42 @@
+/*
+Copyright The Helm Authors.
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+    http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+*/
+
+package action
+
+import (
+	"testing"
+
+	"github.com/stretchr/testify/assert"
+
+	release "helm.sh/helm/v4/pkg/release/v1"
+)
+
+func TestGetMetadata_Labels(t *testing.T) {
+	rel := releaseStub()
+	rel.Info.Status = release.StatusDeployed
+	customLabels := map[string]string{"key1": "value1", "key2": "value2"}
+	rel.Labels = customLabels
+
+	metaGetter := NewGetMetadata(actionConfigFixture(t))
+	err := metaGetter.cfg.Releases.Create(rel)
+	assert.NoError(t, err)
+
+	metadata, err := metaGetter.Run(rel.Name)
+	assert.NoError(t, err)
+
+	assert.Equal(t, metadata.Name, rel.Name)
+	assert.Equal(t, metadata.Labels, customLabels)
+}

pkg/cmd/get_metadata.go

@@ -80,6 +80,7 @@ func (w metadataWriter) WriteTable(out io.Writer) error {
 	_, _ = fmt.Fprintf(out, "VERSION: %v\n", w.metadata.Version)
 	_, _ = fmt.Fprintf(out, "APP_VERSION: %v\n", w.metadata.AppVersion)
 	_, _ = fmt.Fprintf(out, "ANNOTATIONS: %v\n", k8sLabels.Set(w.metadata.Annotations).String())
+	_, _ = fmt.Fprintf(out, "LABELS: %v\n", k8sLabels.Set(w.metadata.Labels).String())
 	_, _ = fmt.Fprintf(out, "DEPENDENCIES: %v\n", w.metadata.FormattedDepNames())
 	_, _ = fmt.Fprintf(out, "NAMESPACE: %v\n", w.metadata.Namespace)
 	_, _ = fmt.Fprintf(out, "REVISION: %v\n", w.metadata.Revision)

pkg/cmd/get_metadata_test.go

@@ -27,23 +27,23 @@ func TestGetMetadataCmd(t *testing.T) {
 		name:   "get metadata with a release",
 		cmd:    "get metadata thomas-guide",
 		golden: "output/get-metadata.txt",
-		rels:   []*release.Release{release.Mock(&release.MockReleaseOptions{Name: "thomas-guide"})},
+		rels:   []*release.Release{release.Mock(&release.MockReleaseOptions{Name: "thomas-guide", Labels: map[string]string{"key1": "value1"}})},
 	}, {
 		name:      "get metadata requires release name arg",
 		cmd:       "get metadata",
 		golden:    "output/get-metadata-args.txt",
-		rels:      []*release.Release{release.Mock(&release.MockReleaseOptions{Name: "thomas-guide"})},
+		rels:      []*release.Release{release.Mock(&release.MockReleaseOptions{Name: "thomas-guide", Labels: map[string]string{"key1": "value1"}})},
 		wantError: true,
 	}, {
 		name:   "get metadata to json",
 		cmd:    "get metadata thomas-guide --output json",
 		golden: "output/get-metadata.json",
-		rels:   []*release.Release{release.Mock(&release.MockReleaseOptions{Name: "thomas-guide"})},
+		rels:   []*release.Release{release.Mock(&release.MockReleaseOptions{Name: "thomas-guide", Labels: map[string]string{"key1": "value1"}})},
 	}, {
 		name:   "get metadata to yaml",
 		cmd:    "get metadata thomas-guide --output yaml",
 		golden: "output/get-metadata.yaml",
-		rels:   []*release.Release{release.Mock(&release.MockReleaseOptions{Name: "thomas-guide"})},
+		rels:   []*release.Release{release.Mock(&release.MockReleaseOptions{Name: "thomas-guide", Labels: map[string]string{"key1": "value1"}})},
 	}}
 	runTestCmd(t, tests)
 }

pkg/cmd/testdata/output/get-metadata.json

@@ -1 +1 @@
-{"name":"thomas-guide","chart":"foo","version":"0.1.0-beta.1","appVersion":"1.0","annotations":{"category":"web-apps","supported":"true"},"dependencies":[{"name":"cool-plugin","version":"1.0.0","repository":"https://coolplugin.io/charts","condition":"coolPlugin.enabled","enabled":true},{"name":"crds","version":"2.7.1","repository":"","condition":"crds.enabled"}],"namespace":"default","revision":1,"status":"deployed","deployedAt":"1977-09-02T22:04:05Z"}
+{"name":"thomas-guide","chart":"foo","version":"0.1.0-beta.1","appVersion":"1.0","annotations":{"category":"web-apps","supported":"true"},"labels":{"key1":"value1"},"dependencies":[{"name":"cool-plugin","version":"1.0.0","repository":"https://coolplugin.io/charts","condition":"coolPlugin.enabled","enabled":true},{"name":"crds","version":"2.7.1","repository":"","condition":"crds.enabled"}],"namespace":"default","revision":1,"status":"deployed","deployedAt":"1977-09-02T22:04:05Z"}

pkg/cmd/testdata/output/get-metadata.txt

@@ -3,6 +3,7 @@ CHART: foo
 VERSION: 0.1.0-beta.1
 APP_VERSION: 1.0
 ANNOTATIONS: category=web-apps,supported=true
+LABELS: key1=value1
 DEPENDENCIES: cool-plugin,crds
 NAMESPACE: default
 REVISION: 1

pkg/cmd/testdata/output/get-metadata.yaml

@@ -14,6 +14,8 @@ dependencies:
   repository: ""
   version: 2.7.1
 deployedAt: "1977-09-02T22:04:05Z"
+labels:
+  key1: value1
 name: thomas-guide
 namespace: default
 revision: 1

pkg/release/v1/mock.go

@@ -46,6 +46,7 @@ type MockReleaseOptions struct {
 	Chart     *chart.Chart
 	Status    Status
 	Namespace string
+	Labels    map[string]string
 }
 
 // Mock creates a mock release object based on options set by MockReleaseOptions. This function should typically not be used outside of testing.
@@ -66,6 +67,10 @@ func Mock(opts *MockReleaseOptions) *Release {
 	if namespace == "" {
 		namespace = "default"
 	}
+	var labels map[string]string
+	if len(opts.Labels) > 0 {
+		labels = opts.Labels
+	}
 
 	ch := opts.Chart
 	if opts.Chart == nil {
@@ -130,5 +135,6 @@ func Mock(opts *MockReleaseOptions) *Release {
 			},
 		},
 		Manifest: MockManifest,
+		Labels:   labels,
 	}
 }