From c560dd968600ebc9c1ff78f256ee93a6ded9a728 Mon Sep 17 00:00:00 2001
From: Brian Goff <cpuguy83@gmail.com>
Date: Mon, 1 Aug 2016 23:02:51 -0400
Subject: [PATCH] Fix issue reloading mount options on restart

On daemon restart the local volume driver will read options that it
persisted to disk, however it was reading an incorrect path, causing
volume options to be silently ignored after a daemon restart.

Signed-off-by: Brian Goff <cpuguy83@gmail.com>
---
 volume/local/local.go      |  4 +++-
 volume/local/local_test.go | 15 +++++++++++++++
 2 files changed, 18 insertions(+), 1 deletion(-)

diff --git a/volume/local/local.go b/volume/local/local.go
index caac4a411c9fd..30aa9de4b7f90 100644
--- a/volume/local/local.go
+++ b/volume/local/local.go
@@ -88,7 +88,9 @@ func New(scope string, rootUID, rootGID int) (*Root, error) {
 			path:       r.DataPath(name),
 		}
 		r.volumes[name] = v
-		if b, err := ioutil.ReadFile(filepath.Join(name, "opts.json")); err == nil {
+		optsFilePath := filepath.Join(rootDirectory, name, "opts.json")
+		if b, err := ioutil.ReadFile(optsFilePath); err == nil {
+			v.opts = &optsConfig{}
 			if err := json.Unmarshal(b, v.opts); err != nil {
 				return nil, err
 			}
diff --git a/volume/local/local_test.go b/volume/local/local_test.go
index fd8c4f81849ed..6b9ce55db98f5 100644
--- a/volume/local/local_test.go
+++ b/volume/local/local_test.go
@@ -3,6 +3,7 @@ package local
 import (
 	"io/ioutil"
 	"os"
+	"reflect"
 	"runtime"
 	"strings"
 	"testing"
@@ -246,4 +247,18 @@ func TestCreateWithOpts(t *testing.T) {
 	if !mounted {
 		t.Fatal("expected mount to still be active")
 	}
+
+	r, err = New(rootDir, 0, 0)
+	if err != nil {
+		t.Fatal(err)
+	}
+
+	v2, exists := r.volumes["test"]
+	if !exists {
+		t.Fatal("missing volume on restart")
+	}
+
+	if !reflect.DeepEqual(v.opts, v2.opts) {
+		t.Fatal("missing volume options on restart")
+	}
 }