Merge pull request #102 from Prescrypto/feature/enable_redis_tls

REXCHAIN Implement support for rediss (TLS) connections

rexchain/rexchain/settings.py

@@ -3,10 +3,13 @@
 import ast
 import dj_database_url
 
+# To parse REDIS_URL
+from urllib.parse import urlparse
+
 """
 Django settings for RexChain project.
 
-Generated by 'django-admin startproject' using Django 1.11.3.
+Generated by 'django-admin startproject' using Django 1.11.3. (oldddddd)
 
 """
 
@@ -193,20 +196,32 @@
 # Fixtures DIR for testings
 FIXTURE_DIRS = [os.path.join(BASE_DIR, 'fixtures')]
 
+# Define REDIS_URL
+REDIS_URL = os.getenv("REDIS_URL", 'redis://localhost:6379/0')
 # Redis Cache
 CACHES = {
     "default": {
         "BACKEND": "django_redis.cache.RedisCache",
-        "LOCATION": os.getenv('REDIS_TEMPORARY_URL', 'redis://localhost:6379/0'),
+        "LOCATION": REDIS_URL,
         "OPTIONS": {
             "CLIENT_CLASS": "django_redis.client.DefaultClient",
             "CONNECTION_POOL_KWARGS": {
                     #  config for pool connections
-                    "max_connections": 10
+                    "max_connections": 10 # Note, we should review this.
             }
         }
     }
 }
+
+# Parsing URL in order to single out TSL connections
+parsed_url = urlparse(REDIS_URL)
+
+# Append SSL/TLS configuration if using rediss:// (TLS)
+if parsed_url.scheme == 'rediss':
+    CACHES['default']['OPTIONS']['CONNECTION_POOL_KWARGS'].update({
+        'ssl_cert_reqs': None  # or ssl.CERT_REQUIRED with proper CA certs
+    })
+
 # Redis Config
 RQ_QUEUES = {
     'default': {