docker: Add docker support for express and redis services

.dockerignore

@@ -0,0 +1,4 @@
+node_modules
+.git
+.gitignore
+docker

app.js

@@ -7,13 +7,6 @@ const path = require('path');
 const cookieParser = require('cookie-parser');
 const logger = require('morgan');
 const i18n = require('i18n-2');
-const redis = require('redis');
-
-const [redisHost, redisPort] = [process.env.REDIS_HOST, process.env.REDIS_PORT];
-const redisClient = redis.createClient(redisPort, redisHost);
-redisClient.on('error', (error) => {
-  console.error('Redis error:', error);
-});
 
 const indexRouter = require('./routes/index');
 const apiRouter = require('./routes/api');
@@ -34,7 +27,8 @@ app.use(express.static(path.join(__dirname, 'public')));
 const sess = {
   secret: 'keyboard cat',
   resave: true,
-  saveUninitialized: true
+  saveUninitialized: true,
+  cookie: { secure: false }
 }
 
 if (app.get('env') === 'production') {

controllers/cache.js

@@ -1,12 +1,16 @@
 require('dotenv').config();
 const debug = require('debug')('soundbirder:cache');
 const redis = require('redis');
-[redisHost, redisPort] = [process.env.REDIS_HOST, process.env.REDIS_PORT];
-const redisClient = redis.createClient(redisPort, redisHost);
+const host = process.env.REDIS_HOST ? process.env.REDIS_HOST : 'localhost';
+const port = process.env.REDIS_PORT ? process.env.REDIS_PORT : 6379;
+const url = `redis://${host}:${port}`;
+const redisClient = redis.createClient({
+    url
+});
 
 (async () => {
     redisClient.connect();
-})();
+})();0
 
 function cacheResponse(request, response) {
     debug("Caching response", request);

docker-compose.yml

@@ -0,0 +1,28 @@
+version: '3.9'
+
+services:
+  express:
+    container_name: soundbirder_express
+    build:
+      context: .
+      dockerfile: ./docker/express/Dockerfile
+    environment:
+      - NODE_ENV=production
+      - REDIS_HOST=${REDIS_HOST:-soundbirder_redis}
+      - REDIS_PORT=${REDIS_PORT:-6379}
+    ports:
+      - "${EXPRESS_PORT:-3000}:3000"
+    networks:
+      - soundbirder_network
+    depends_on:
+      - redis
+  
+  redis:
+    container_name: soundbirder_redis
+    image: redis
+    networks:
+      - soundbirder_network
+
+networks:
+  soundbirder_network:
+    driver: bridge

docker/express/Dockerfile

@@ -0,0 +1,13 @@
+FROM node:16.17.0
+
+WORKDIR /usr/src/app
+
+COPY package*.json .
+
+RUN npm install
+RUN npm ci --only=production
+
+COPY . .
+
+EXPOSE 3000
+CMD [ "./bin/www" ]

locales/fr.js

@@ -2,7 +2,7 @@
 	"Game": "Jeu",
 	"About": "À propos",
 	"Contact": "Contact",
-	"SoundBirder is an open-source web application to learn bird song identification. It is based on bird records from Xeno-Canto and data from eBird": "SoundBirder est une application web open-source qui permet d'apprendre à reconnaitre les chants d'oiseaux. Elle se base sur les enregistrements audio de Xeno-Canto est sur les données de répartitions d'eBird",
+	"SoundBirder is an open-source web application to learn bird song identification. It is based on bird records from Xeno-Canto and data from eBird": "SoundBirder est une application web open-source qui permet d'apprendre à reconnaitre les chants d'oiseaux. Elle se base sur des enregistrements audios de Xeno-Canto et sur les données de répartitions d'eBird",
 	"Author": "Auteur",
 	"The project is made with ♥ by Samuel ORTION": "Ce projet est fait avec ♥ par Samuel ORTION"
 }