Split the app into separate backends, which can use different worker types and different timeouts.

data/database.py

@@ -7,9 +7,9 @@ from datetime import datetime
 from peewee import *
 from data.read_slave import ReadSlaveModel
 from sqlalchemy.engine.url import make_url
-from urlparse import urlparse
 from util.names import urn_generator
 
+
 logger = logging.getLogger(__name__)
 
 
@@ -80,6 +80,16 @@ def uuid_generator():
   return str(uuid.uuid4())
 
 
+def close_db_filter(_):
+  if not db.is_closed():
+    logger.debug('Disconnecting from database.')
+    db.close()
+
+  if read_slave.obj is not None and not read_slave.is_closed():
+    logger.debug('Disconnecting from read slave.')
+    read_slave.close()
+
+
 class BaseModel(ReadSlaveModel):
   class Meta:
     database = db