def initialize_redis():
global redis
redis = None
# Get the crdentials from the Bluemix environment
if 'VCAP_SERVICES' in os.environ:
app.logger.info("Using VCAP_SERVICES...")
VCAP_SERVICES = os.environ['VCAP_SERVICES']
services = json.loads(VCAP_SERVICES)
creds = services['rediscloud'][0]['credentials']
app.logger.info("Conecting to Redis on host %s port %s" % (creds['hostname'], creds['port']))
redis = connect_to_redis(creds['hostname'], creds['port'], creds['password'])
else:
app.logger.info("VCAP_SERVICES not found, checking localhost for Redis")
redis = connect_to_redis('127.0.0.1', 6379, None)
if not redis:
app.logger.info("No Redis on localhost, using: redis")
redis = connect_to_redis('redis', 6379, None)
if not redis:
# if you end up here, redis instance is down.
app.logger.error('*** FATAL ERROR: Could not connect to the Redis Service')
User.use_db(redis)
Client.use_db(redis)
Token.use_db(redis)
