From cd26151261425ab81e678a6f6b16011ab4ca8b2f Mon Sep 17 00:00:00 2001
From: Eric Harney <eharney@redhat.com>
Date: Wed, 10 Apr 2013 12:48:09 -0400
Subject: [PATCH] Add support for GlusterFS Cinder driver

The GlusterFS volume driver can be used with Cinder by setting the
following in localrc:

CINDER_DRIVER=glusterfs
CINDER_GLUSTERFS_SHARES="127.0.0.1:/vol1;127.0.0.1:/vol2"

Shares are <host>:<volume> and separated by semicolons.

Change-Id: Iaa105233c9fce8d8fda0a9ea447e045b8d010db7
---
 lib/cinder | 13 +++++++++++++
 1 file changed, 13 insertions(+)

diff --git a/lib/cinder b/lib/cinder
index d621e69a68..ead471b3f7 100644
--- a/lib/cinder
+++ b/lib/cinder
@@ -234,6 +234,19 @@ function configure_cinder() {
         )
     elif [ "$CINDER_DRIVER" == "sheepdog" ]; then
         iniset $CINDER_CONF DEFAULT volume_driver "cinder.volume.drivers.sheepdog.SheepdogDriver"
+    elif [ "$CINDER_DRIVER" == "glusterfs" ]; then
+        # To use glusterfs, set the following in localrc:
+        # CINDER_DRIVER=glusterfs
+        # CINDER_GLUSTERFS_SHARES="127.0.0.1:/vol1;127.0.0.1:/vol2"
+        # Shares are <host>:<volume> and separated by semicolons.
+
+        iniset $CINDER_CONF DEFAULT volume_driver "cinder.volume.drivers.glusterfs.GlusterfsDriver"
+        iniset $CINDER_CONF DEFAULT glusterfs_shares_config "$CINDER_CONF_DIR/glusterfs_shares"
+        touch $CINDER_CONF_DIR/glusterfs_shares
+        if [ ! -z "$CINDER_GLUSTERFS_SHARES" ]; then
+            CINDER_GLUSTERFS_SHARES=$(echo $CINDER_GLUSTERFS_SHARES | tr ";" "\n")
+            echo "$CINDER_GLUSTERFS_SHARES" > $CINDER_CONF_DIR/glusterfs_shares
+        fi
     fi
 }