Added support for Docker, Docker-Compose

- updated config.js template to support environment variables

.dockerignore

@@ -0,0 +1 @@
+.gitignore

Dockerfile

@@ -0,0 +1,15 @@
+# Use LTS nodejs base image
+FROM node:14.15.1-alpine
+
+# video support dependency
+RUN apk add ffmpeg
+
+# install npm dependencies and copy project
+WORKDIR /teddit
+COPY package.json /teddit/
+COPY package-lock.json /teddit/
+RUN npm install --no-optional
+COPY config.js.template /teddit/config.js
+COPY . /teddit/
+
+CMD npm start

README.md

@@ -48,6 +48,16 @@ Community instances:
 
 ## Installation
 
+### Docker
+
+Using [`docker-compose`](https://github.com/docker/compose):
+```bash
+docker-compose build
+docker-compose up
+```
+
+### Manual
+
 1. Install [node.js](https://nodejs.org/en/)
 1. It's highly recommended that you install [redis-server](https://redis.io/) because it works as a cache for Reddit API calls. If you want to support videos, install [ffmpeg](https://ffmpeg.org/)\
 For example:\

config.js.template

@@ -1,23 +1,23 @@
 const config = {
-  domain: '127.0.0.1', // Or for example 'teddit.net'
-  reddit_app_id: 'H6-HjZ5pUPjaFQ', // You should obtain your own Reddit app ID. For testing purposes it's okay to use this project's default app ID. Create your Reddit app here: https://old.reddit.com/prefs/apps/. Make sure to create an "installed app" type of app.
-  cert_dir: '', // For example '/home/teddit/letsencrypt/live/teddit.net', if you are using https. No trailing slash.
-  video_enabled: true,
-  redis_enabled: true, // If disabled, does not cache Reddit API calls
-  redis_host: '127.0.0.1',
-  redis_port: 6379,
-  ssl_port: 8088,
-  nonssl_port: 8080,
-  listen_address: '0.0.0.0',
-  https_enabled: false,
-  redirect_http_to_https: false,
-  redirect_www: false,
-  use_compression: true,
-  use_view_cache: false,
-  use_helmet: false, // Recommended to be true when using https
-  use_helmet_hsts: false, // Recommended to be true when using https
-  trust_proxy: false, // Enable trust_proxy if you are using reverse proxy like nginx
-  trust_proxy_address: '127.0.0.1',
+  domain: process.env.DOMAIN || '127.0.0.1', // Or for example 'teddit.net'
+  reddit_app_id: process.env.REDDIT_APP_ID || 'H6-HjZ5pUPjaFQ', // You should obtain your own Reddit app ID. For testing purposes it's okay to use this project's default app ID. Create your Reddit app here: https://old.reddit.com/prefs/apps/. Make sure to create an "installed app" type of app.
+  cert_dir: process.env.CERT_DIR || '', // For example '/home/teddit/letsencrypt/live/teddit.net', if you are using https. No trailing slash.
+  video_enabled: process.env.VIDEO_ENABLED !== "true" || true,
+  redis_enabled: process.env.REDIS_ENABLED !== "true" || true, // If disabled, does not cache Reddit API calls
+  redis_host: process.env.REDIS_HOST || '127.0.0.1',
+  redis_port: process.env.REDIS_PORT || 6379,
+  ssl_port: process.env.SSL_PORT || 8088,
+  nonssl_port: process.env.NONSSL_PORT || 8080,
+  listen_address: process.env.LISTEN_ADDRESS || '0.0.0.0',
+  https_enabled: process.env.HTTPS_ENABLED === "true" || false,
+  redirect_http_to_https: process.env.REDIRECT_HTTP_TO_HTTPS === "true" || false,
+  redirect_www: process.env.REDIRECT_WWW === "true" || false,
+  use_compression: process.env.USE_COMPRESSION !== "true" || true,
+  use_view_cache: process.env.USE_VIEW_CACHE === "true" || false,
+  use_helmet: process.env.USE_HELMET === "true" || false, // Recommended to be true when using https
+  use_helmet_hsts: process.env.USE_HELMET_HSTS === "true" || false, // Recommended to be true when using https
+  trust_proxy: process.env.TRUST_PROXY === "true" || false, // Enable trust_proxy if you are using reverse proxy like nginx
+  trust_proxy_address: process.env.TRUST_PROXY_ADDRESS || '127.0.0.1',
   setexs: {
     /**,
     * Redis cache expiration values (in seconds).

docker-compose.yml

@@ -0,0 +1,24 @@
+version: "3.8"
+
+services:
+  redis:
+    image: redis:6.0.9-alpine3.12
+    command: redis-server
+    environment:
+      - REDIS_REPLICATION_MODE=master
+    ports:
+      - "6379:6379"
+    networks:
+      - teddit_net
+  web:
+    build: .
+    environment:
+      - REDIS_HOST=redis
+    ports:
+      - 8080:8080
+    networks:
+      - teddit_net
+    depends_on:
+      - redis
+networks:
+  teddit_net: