Add log colouring to cinder.

- based on vish's log coulouring version for nova.

Change-Id: I9d4251b4292188c0174ebac1dcd98318df44c0e3
diff --git a/lib/cinder b/lib/cinder
index adcc52c..796c107 100644
--- a/lib/cinder
+++ b/lib/cinder
@@ -114,6 +114,13 @@
         iniset $CINDER_CONF DEFAULT rabbit_password $RABBIT_PASSWORD
     fi
 
+    if [ "$LOG_COLOR" == "True" ] && [ "$SYSLOG" == "False" ]; then
+        # Add color to logging output
+        iniset $CINDER_CONF DEFAULT logging_context_format_string "%(asctime)s %(color)s%(levelname)s %(name)s [%(request_id)s %(user_id)s %(project_id)s%(color)s] %(instance)s%(color)s%(message)s"
+        iniset $CINDER_CONF DEFAULT logging_default_format_string "%(asctime)s %(color)s%(levelname)s %(name)s [-%(color)s] %(instance)s%(color)s%(message)s"
+        iniset $CINDER_CONF DEFAULT logging_debug_format_suffix "from (pid=%(process)d) %(funcName)s %(pathname)s:%(lineno)d"
+        iniset $CINDER_CONF DEFAULT logging_exception_prefix "%(color)s%(asctime)s TRACE %(name)s %(instance)s"
+    fi
 }
 
 # init_cinder() - Initialize database and volume group