Import ceilometer-nova-compute

This script is used to grab notifications from existing hosts

Change-Id: I45826fd6941d7bd93464bf945903b6b41223745c
Signed-off-by: Julien Danjou <julien.danjou@enovance.com>

bin/ceilometer-nova-compute

@@ -0,0 +1,42 @@
+#!/usr/bin/env python
+# -*- encoding: utf-8 -*-
+#
+# Copyright © 2012 eNovance <licensing@enovance.com>
+#
+# Author: Julien Danjou <julien@danjou.info>
+#
+# This program is free software: you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation, either version 3 of the License, or
+# (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program.  If not, see <http://www.gnu.org/licenses/>.
+#
+
+
+def consumer(msg):
+    # XXX This should resend message to some bus for data collection
+    pass
+
+
+if __name__ == '__main__':
+    import sys
+    from nova import flags
+    # Import rabbit_notifier to register notification_topics flag
+    import nova.notifier.rabbit_notifier
+
+    flags.FLAGS(sys.argv)
+
+    from ceilometer.rpc import Connection
+
+    connection = Connection(flags.FLAGS)
+    connection.create_consumer("%s.info" % flags.FLAGS.notification_topics[0],
+                               consumer, fanout=False)
+    while True:
+        connection.consume()

ceilometer/rpc/__init__.py

@@ -0,0 +1,33 @@
+# -*- encoding: utf-8 -*-
+#
+# Copyright © 2012 eNovance <licensing@enovance.com>
+#
+# Author: Julien Danjou <julien@danjou.info>
+#
+# This program is free software: you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation, either version 3 of the License, or
+# (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program.  If not, see <http://www.gnu.org/licenses/>.
+#
+
+from nova.rpc import impl_kombu
+
+
+class Connection(impl_kombu.Connection):
+    """A Kombu connection that does not use the AMQP Proxy class when
+    creating a consumer, so we can decode the message ourself."""
+
+    def create_consumer(self, topic, proxy, fanout=False):
+        """Create a consumer without using ProxyCallback."""
+        if fanout:
+            self.declare_fanout_consumer(topic, proxy)
+        else:
+            self.declare_topic_consumer(topic, proxy)