Don't log redis credentials

Author: shin-

docker_registry/lib/cache.py

@@ -27,7 +27,7 @@ def enable_redis_cache(cache, path):
         return
 
     logger.info('Enabling storage cache on Redis')
-    logger.info('Redis config: {0}'.format(cache))
+    logger.info('Redis host: {0}:{1}'.format(cache.host, cache.port))
     redis_conn = redis.StrictRedis(
         host=cache.host,
         port=int(cache.port),
@@ -42,7 +42,7 @@ def enable_redis_lru(cache, path):
         logger.warn('LRU cache disabled!')
         return
     logger.info('Enabling lru cache on Redis')
-    logger.info('Redis lru config: {0}'.format(cache))
+    logger.info('Redis lru host: {0}:{1}'.format(cache.host, cache.port))
     lru.init(
         host=cache.host,
         port=cache.port,