feature: db selection in redis

resolves #579

config/default.yaml

@@ -25,6 +25,7 @@ redis:
   hostname: 'localhost'
   port: 6379
   auth: null
+  db: 0
 
 smtp:
   hostname: null

config/production.yaml.example

@@ -27,6 +27,7 @@ redis:
   hostname: 'localhost'
   port: 6379
   auth: null
+  db: 0
 
 # SMTP server to send emails
 smtp:

server/initializers/checker.ts

@@ -22,7 +22,7 @@ function checkMissedConfig () {
     'webserver.https', 'webserver.hostname', 'webserver.port',
     'trust_proxy',
     'database.hostname', 'database.port', 'database.suffix', 'database.username', 'database.password',
-    'redis.hostname', 'redis.port', 'redis.auth',
+    'redis.hostname', 'redis.port', 'redis.auth', 'redis.db',
     'smtp.hostname', 'smtp.port', 'smtp.username', 'smtp.password', 'smtp.tls', 'smtp.from_address',
     'storage.avatars', 'storage.videos', 'storage.logs', 'storage.previews', 'storage.thumbnails', 'storage.torrents', 'storage.cache',
     'log.level',

server/initializers/constants.ts

@@ -111,7 +111,8 @@ const CONFIG = {
   REDIS: {
     HOSTNAME: config.get<string>('redis.hostname'),
     PORT: config.get<number>('redis.port'),
-    AUTH: config.get<string>('redis.auth')
+    AUTH: config.get<string>('redis.auth'),
+    DB: config.get<number>('redis.db')
   },
   SMTP: {
     HOSTNAME: config.get<string>('smtp.hostname'),

server/lib/job-queue/job-queue.ts

@@ -56,7 +56,8 @@ class JobQueue {
       redis: {
         host: CONFIG.REDIS.HOSTNAME,
         port: CONFIG.REDIS.PORT,
-        auth: CONFIG.REDIS.AUTH
+        auth: CONFIG.REDIS.AUTH,
+        db: CONFIG.REDIS.DB
       }
     })
 

server/lib/redis.ts

@@ -26,7 +26,8 @@ class Redis {
 
     this.client = createClient({
       host: CONFIG.REDIS.HOSTNAME,
-      port: CONFIG.REDIS.PORT
+      port: CONFIG.REDIS.PORT,
+      db: CONFIG.REDIS.DB
     })
 
     this.client.on('error', err => {