Update to use sensible defaults for oslo.config

CONF should be passed the name of the application, which means
that /etc/stackalytics/stackalytics.conf will be what is looked for
in the absence of other options. This is great, since it's easy
to put a file in the place that defaults expect.

Change-Id: I11ff134da24931affadc58ad0989185ae6df7e92

dashboard/web.py

@@ -33,7 +33,6 @@ from stackalytics.openstack.common import log as logging
 from stackalytics.processor import config
 from stackalytics.processor import utils
 
-
 # Application objects ---------
 
 app = flask.Flask(__name__)
@@ -47,14 +46,6 @@ LOG = logging.getLogger(__name__)
 conf = cfg.CONF
 conf.register_opts(config.OPTS)
 
-conf_file = os.getenv('STACKALYTICS_CONF')
-if conf_file and os.path.isfile(conf_file):
-    conf(default_config_files=[conf_file])
-    app.config['DEBUG'] = cfg.CONF.debug
-
-logging.setup('dashboard')
-LOG.info('Stackalytics.dashboard is configured via "%s"', conf_file)
-
 
 # Handlers ---------
 
@@ -602,6 +593,16 @@ def remove_ctrl_chars(text):
 
 
 def main():
+    conf_file = os.getenv('STACKALYTICS_CONF')
+    if conf_file and os.path.isfile(conf_file):
+        conf(default_config_files=[conf_file])
+        app.config['DEBUG'] = cfg.CONF.debug
+        LOG.info('Stackalytics.dashboard is configured via "%s"', conf_file)
+    else:
+        conf(project='stackalytics')
+
+    logging.setup('dashboard')
+
     app.run(cfg.CONF.listen_host, cfg.CONF.listen_port)
 
 if __name__ == '__main__':

stackalytics/processor/main.py

@@ -263,7 +263,7 @@ def main():
     conf = cfg.CONF
     conf.register_cli_opts(config.OPTS)
     conf.register_opts(config.OPTS)
-    conf()
+    conf(project='stackalytics')
 
     logging.setup('stackalytics')
     LOG.info('Logging enabled')