feat(cli): added back 'helm release'

This re-adds the top level Helm command that sends a packaged helm chart
to the server. This existed in an earlier draft of the Helm-DM client,
but it fell through the cracks when we re-organized the helm commands.

cmd/helm/pack.go

@@ -53,12 +53,19 @@ func pack(cxt *cli.Context) error {
 		return fmt.Errorf("Not a directory: %s", dir)
 	}
 
-	c, err := chart.LoadDir(dir)
+	fname, err := packDir(dir)
 	if err != nil {
-		return fmt.Errorf("Failed to load %s: %s", dir, err)
+		return err
 	}
-
-	fname, err := chart.Save(c, ".")
 	format.Msg(fname)
 	return nil
 }
+
+func packDir(dir string) (string, error) {
+	c, err := chart.LoadDir(dir)
+	if err != nil {
+		return "", fmt.Errorf("Failed to load %s: %s", dir, err)
+	}
+
+	return chart.Save(c, ".")
+}

cmd/helm/release.go

@@ -17,7 +17,11 @@ limitations under the License.
 package main
 
 import (
+	"errors"
+	"os"
+
 	"github.com/codegangsta/cli"
+	"github.com/kubernetes/deployment-manager/pkg/format"
 )
 
 func init() {
@@ -35,5 +39,30 @@ func releaseCmd() cli.Command {
 				Usage: "Destination URL to which this will be POSTed.",
 			},
 		},
+		Action: func(c *cli.Context) { run(c, release) },
+	}
+}
+
+func release(c *cli.Context) error {
+	a := c.Args()
+	if len(a) == 0 {
+		return errors.New("'helm release' requires a path to a chart archive or directory.")
 	}
+
+	var arch string
+	if fi, err := os.Stat(a[0]); err != nil {
+		return err
+	} else if fi.IsDir() {
+		var err error
+		arch, err = packDir(a[0])
+		if err != nil {
+			return err
+		}
+	} else {
+		arch = a[0]
+	}
+
+	u, err := NewClient(c).PostChart(arch, arch)
+	format.Msg(u)
+	return err
 }