Added note to install/upgrade commands that original release labels wouldn't be persisted in upgraded release

Signed-off-by: Dmitry Chepurovskiy <dm3ch@dm3ch.net>
Signed-off-by: Dmitry Chepurovskiy <me@dm3ch.net>

cmd/helm/install.go

@@ -155,7 +155,7 @@ func addInstallFlags(cmd *cobra.Command, f *pflag.FlagSet, client *action.Instal
 	f.BoolVar(&client.Atomic, "atomic", false, "if set, the installation process deletes the installation on failure. The --wait flag will be set automatically if --atomic is used")
 	f.BoolVar(&client.SkipCRDs, "skip-crds", false, "if set, no CRDs will be installed. By default, CRDs are installed if not already present")
 	f.BoolVar(&client.SubNotes, "render-subchart-notes", false, "if set, render subchart notes along with the parent")
-	f.StringToStringVarP(&client.Labels, "labels", "l", nil, "Labels that would be added to relese metadata. Should be divided by comma. (Currently works only with configmap and secret storage drivers)")
+	f.StringToStringVarP(&client.Labels, "labels", "l", nil, "Labels that would be added to relese metadata. Should be divided by comma. (Currently works only with configmap and secret storage drivers). Original release labels wouldn't persisted in upgraded release.")
 	addValueOptionsFlags(f, valueOpts)
 	addChartPathOptionsFlags(f, &client.ChartPathOptions)
 

cmd/helm/upgrade.go

@@ -229,7 +229,7 @@ func newUpgradeCmd(cfg *action.Configuration, out io.Writer) *cobra.Command {
 	f.IntVar(&client.MaxHistory, "history-max", settings.MaxHistory, "limit the maximum number of revisions saved per release. Use 0 for no limit")
 	f.BoolVar(&client.CleanupOnFail, "cleanup-on-fail", false, "allow deletion of new resources created in this upgrade when upgrade fails")
 	f.BoolVar(&client.SubNotes, "render-subchart-notes", false, "if set, render subchart notes along with the parent")
-	f.StringToStringVarP(&client.Labels, "labels", "l", nil, "Labels that would be added to relese metadata. Should be divided by comma. (Currently works only with configmap and secret storage drivers)")
+	f.StringToStringVarP(&client.Labels, "labels", "l", nil, "Labels that would be added to relese metadata. Should be divided by comma. (Currently works only with configmap and secret storage drivers). Original release labels wouldn't persisted in upgraded release.")
 	f.StringVar(&client.Description, "description", "", "add a custom description")
 	f.BoolVar(&client.DependencyUpdate, "dependency-update", false, "update dependencies if they are missing before installing the chart")
 	addChartPathOptionsFlags(f, &client.ChartPathOptions)