From ed32fa55239de5e3c98165233e24ba15b72ae6b3 Mon Sep 17 00:00:00 2001
From: Brad Rydzewski <brad.rydzewski@gmail.com>
Date: Thu, 14 May 2015 23:58:43 -0700
Subject: [PATCH] ability to, at least temporarily, set the storage driver

---
 README.md | 7 ++++---
 main.go   | 8 +++++++-
 2 files changed, 11 insertions(+), 4 deletions(-)

diff --git a/README.md b/README.md
index 50659dd..47a2279 100644
--- a/README.md
+++ b/README.md
@@ -23,10 +23,11 @@ docker run -i --privileged -v $(pwd):/drone/src plugins/drone-docker <<EOF
 		"branch": "master"
 	},
 	"vargs": {
-		"username": "foo",
-		"password": "bar", 
+		"username": "kevinbacon",
+		"password": "pa$$word", 
 		"email": "foo@bar.com", 
-		"repo": "foo/bar"
+		"repo": "foo/bar",
+		"storage_driver": "brtfs"
 	}
 }
 EOF
diff --git a/main.go b/main.go
index 5dbf150..a36ad8b 100644
--- a/main.go
+++ b/main.go
@@ -12,6 +12,7 @@ import (
 )
 
 type Docker struct {
+	Storage  string `json:"storage_driver"`
 	Registry string `json:"registry"`
 	Username string `json:"username"`
 	Password string `json:"password"`
@@ -32,6 +33,11 @@ func main() {
 		os.Exit(1)
 	}
 
+	// Set the storage driver
+	if len(vargs.Storage) == 0 {
+		vargs.Storage = "devicemapper"
+	}
+
 	stop := func() {
 		cmd := exec.Command("start-stop-daemon", "--stop", "--pidfile", "/var/run/docker.pid")
 		cmd.Stdout = os.Stdout
@@ -48,7 +54,7 @@ func main() {
 		cmd.Stderr = ioutil.Discard
 		cmd.Run()
 
-		cmd = exec.Command("docker", "-d", "-s", "overlay")
+		cmd = exec.Command("docker", "-d", "-s", vargs.Storage)
 		cmd.Stdout = ioutil.Discard
 		cmd.Stderr = ioutil.Discard
 		trace(cmd)