More graceful shutdown and sync before syscall

cmd/power/shutdown.go

@@ -1,10 +1,9 @@
 package power
 
-import(
-	"fmt"
+import (
 	"os"
 
-	"github.com/codegangsta/cli"	
+	"github.com/codegangsta/cli"
 	"github.com/rancherio/os/config"
 )
 
@@ -18,27 +17,24 @@ func Main() {
 	app.Email = "sid@rancher.com"
 	app.EnableBashCompletion = true
 	app.Action = shutdown
-	app.Flags = []cli.Flag{	
-				cli.StringFlag {
-					Name: "r, R",
-					Usage: "reboot after shutdown",
-				},
-				cli.StringFlag {
-					Name: "h",
-					Usage: "halt the system",
-				},
-			}
+	app.Flags = []cli.Flag{
+		cli.StringFlag{
+			Name:  "r, R",
+			Usage: "reboot after shutdown",
+		},
+		cli.StringFlag{
+			Name:  "h",
+			Usage: "halt the system",
+		},
+	}
 	app.HideHelp = true
 	app.Run(os.Args)
 }
 
-
 func shutdown(c *cli.Context) {
+	common()
 	reboot := c.String("r")
-	poweroff := c.String("h")	
-
-	fmt.Println(reboot)
-	fmt.Println(poweroff)
+	poweroff := c.String("h")
 
 	if reboot == "now" {
 		Reboot()
@@ -46,4 +42,3 @@ func shutdown(c *cli.Context) {
 		PowerOff()
 	}
 }
-