1 files changed, 23 insertions, 8 deletions
diff --git a/nova/fakerabbit.py b/nova/fakerabbit.py
index a7dee8caf..e7e9dab77 100644
--- a/nova/fakerabbit.py
+++ b/nova/fakerabbit.py
@@ -31,6 +31,7 @@ LOG = logging.getLogger("nova.fakerabbit")
 
 EXCHANGES = {}
 QUEUES = {}
+CONSUMERS = {}
 
 
 class Message(base.BaseMessage):
@@ -96,17 +97,29 @@ class Backend(base.BaseBackend):
                 ' key %(routing_key)s') % locals())
         EXCHANGES[exchange].bind(QUEUES[queue].push, routing_key)
 
-    def declare_consumer(self, queue, callback, *args, **kwargs):
-        self.current_queue = queue
-        self.current_callback = callback
+    def declare_consumer(self, queue, callback, consumer_tag, *args, **kwargs):
+        global CONSUMERS
+        LOG.debug("Adding consumer %s", consumer_tag)
+        CONSUMERS[consumer_tag] = (queue, callback)
+
+    def cancel(self, consumer_tag):
+        global CONSUMERS
+        LOG.debug("Removing consumer %s", consumer_tag)
+        del CONSUMERS[consumer_tag]
 
     def consume(self, limit=None):
+        global CONSUMERS
+        num = 0
         while True:
-            item = self.get(self.current_queue)
-            if item:
-                self.current_callback(item)
-                raise StopIteration()
-            greenthread.sleep(0)
+            for (queue, callback) in CONSUMERS.itervalues():
+                item = self.get(queue)
+                if item:
+                    callback(item)
+                    num += 1
+                    yield
+                    if limit and num == limit:
+                        raise StopIteration()
+            greenthread.sleep(0.1)
 
     def get(self, queue, no_ack=False):
         global QUEUES
@@ -134,5 +147,7 @@ class Backend(base.BaseBackend):
 def reset_all():
     global EXCHANGES
     global QUEUES
+    global CONSUMERS
     EXCHANGES = {}
     QUEUES = {}
+    CONSUMERS = {}