initial version

Change-Id: I699e0ab082657880998d8618fe29eb7f56c6c661

watcher/cmd/api.py

@@ -0,0 +1,57 @@
+# -*- encoding: utf-8 -*-
+#
+# Copyright 2013 Hewlett-Packard Development Company, L.P.
+# All Rights Reserved.
+#
+#    Licensed under the Apache License, Version 2.0 (the "License"); you may
+#    not use this file except in compliance with the License. You may obtain
+#    a copy of the License at
+#
+#         http://www.apache.org/licenses/LICENSE-2.0
+#
+#    Unless required by applicable law or agreed to in writing, software
+#    distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
+#    WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
+#    License for the specific language governing permissions and limitations
+#    under the License.
+
+"""Starter script for the Watcher API service."""
+
+import logging as std_logging
+import os
+from wsgiref import simple_server
+
+from oslo_config import cfg
+
+from watcher.api import app as api_app
+from watcher.common.i18n import _
+from watcher.openstack.common import log as logging
+from watcher import service
+
+
+LOG = logging.getLogger(__name__)
+
+
+def main():
+    service.prepare_service()
+
+    app = api_app.setup_app()
+
+    # Create the WSGI server and start it
+    host, port = cfg.CONF.api.host, cfg.CONF.api.port
+    srv = simple_server.make_server(host, port, app)
+
+    logging.setup('watcher')
+    LOG.info(_('Starting server in PID %s') % os.getpid())
+    LOG.debug("Watcher configuration:")
+    cfg.CONF.log_opt_values(LOG, std_logging.DEBUG)
+
+    if host == '0.0.0.0':
+        LOG.info(_('serving on 0.0.0.0:%(port)s, '
+                   'view at http://127.0.0.1:%(port)s') %
+                 dict(port=port))
+    else:
+        LOG.info(_('serving on http://%(host)s:%(port)s') %
+                 dict(host=host, port=port))
+
+    srv.serve_forever()