allow the user to enable split caching via config

Author: mredolatti

splitio/client/config.py

@@ -21,6 +21,8 @@
     'redisHost': 'localhost',
     'redisPort': 6379,
     'redisDb': 0,
+    'redisLocalCache': False,
+    'redisLocalCacheTTL': 5,
     'redisPassword': None,
     'redisSocketTimeout': None,
     'redisSocketConnectTimeout': None,

splitio/client/factory.py

@@ -246,7 +246,7 @@ def _build_in_memory_factory(api_key, config, sdk_url=None, events_url=None):  #
         timeout=cfg.get('connectionTimeout')
     )
 
-    sdk_metadata = util.get_metadata(config)
+    sdk_metadata = util.get_metadata(cfg)
     apis = {
         'splits': SplitsAPI(http_client, api_key),
         'segments': SegmentsAPI(http_client, api_key),
@@ -348,10 +348,12 @@ def _build_redis_factory(api_key, config):
     """Build and return a split factory with redis-based storage."""
     cfg = DEFAULT_CONFIG.copy()
     cfg.update(config)
-    sdk_metadata = util.get_metadata(config)
-    redis_adapter = redis.build(config)
+    sdk_metadata = util.get_metadata(cfg)
+    redis_adapter = redis.build(cfg)
     storages = {
-        'splits': RedisSplitStorage(redis_adapter),
+        'splits': RedisSplitStorage(
+            redis_adapter, cfg['redisLocalCache'], cfg['redisLocalCacheTTL']
+        ),
         'segments': RedisSegmentStorage(redis_adapter),
         'impressions': RedisImpressionsStorage(redis_adapter, sdk_metadata),
         'events': RedisEventsStorage(redis_adapter, sdk_metadata),