Merge pull request #35 from scitran/newrelic

Optional NewRelic support

api.py

@@ -115,6 +115,10 @@ def dispatcher(router, request, response):
         response.write(json.dumps(rv, default=bson.json_util.default))
         response.headers['Content-Type'] = 'application/json; charset=utf-8'
 
+try:
+    import newrelic.agent
+    app = newrelic.agent.WSGIApplicationWrapper(webapp2.WSGIApplication(routes))
+except ImportError:
+    app = webapp2.WSGIApplication(routes)
 
-app = webapp2.WSGIApplication(routes)
 app.router.set_dispatcher(dispatcher)

api.wsgi

@@ -9,6 +9,15 @@ logging.basicConfig(
 log = logging.getLogger('scitran.api')
 logging.getLogger('scitran.data').setLevel(logging.WARNING) # silence scitran.data logging
 
+try:
+    import newrelic.agent
+    newrelic.agent.initialize('../../newrelic.ini')
+    log.info('New Relic detected and loaded. Monitoring enabled.')
+except ImportError:
+    log.info('New Relic not detected. Monitoring disabled.')
+except newrelic.api.exceptions.ConfigurationError:
+    log.warn('New Relic detected but configuration was not valid. Please ensure newrelic.ini is present. Monitoring disabled.')
+
 import os
 import time
 import pymongo