etcdctl: import from external repo

etcdctl/command/update_dir_command.go

@@ -0,0 +1,33 @@
+package command
+
+import (
+	"errors"
+
+	"github.com/coreos/etcd/Godeps/_workspace/src/github.com/codegangsta/cli"
+	"github.com/coreos/etcd/Godeps/_workspace/src/github.com/coreos/go-etcd/etcd"
+)
+
+// NewUpdateDirCommand returns the CLI command for "updateDir".
+func NewUpdateDirCommand() cli.Command {
+	return cli.Command{
+		Name:  "updatedir",
+		Usage: "update an existing directory",
+		Flags: []cli.Flag{
+			cli.IntFlag{"ttl", 0, "key time-to-live"},
+		},
+		Action: func(c *cli.Context) {
+			handleDir(c, updateDirCommandFunc)
+		},
+	}
+}
+
+// updateDirCommandFunc executes the "updateDir" command.
+func updateDirCommandFunc(c *cli.Context, client *etcd.Client) (*etcd.Response, error) {
+	if len(c.Args()) == 0 {
+		return nil, errors.New("Key required")
+	}
+	key := c.Args()[0]
+	ttl := c.Int("ttl")
+
+	return client.UpdateDir(key, uint64(ttl))
+}