add option to deploy nginx reverse proxy

defaults/main.yml

@@ -46,6 +46,7 @@ smtp_password: "{{ vault_mastodon_admin_mail_password }}"
 allow_hidden_services: false
 #Use HTTP only for Vagrant testing or for reverse proxy purposes.
 use_http: true
+nginx_reverse_proxy: false
 
 es_enabled: 'true'
 es_host: localhost

tasks/docker/docker.yml

@@ -30,6 +30,17 @@
     update: true
     version: "{{ mastodon_version }}"
 
+- name: Create Mastodon etc folder
+  file:
+    path: /etc/mastodon
+    state: directory
+
+- name: Create nginx configuration
+  template:
+    src: templates/nginx.conf.j2
+    dest: "/etc/mastodon/nginx.conf"
+  when: nginx_reverse_proxy
+
 - name: Create docker-compose.yaml file
   template:
     src: templates/docker-compose.yml.j2

templates/docker-compose.yml.j2

@@ -81,6 +81,19 @@ services:
     ports:
       - '127.0.0.1:{{ es_port }}:9200'
 
+{% endif %}
+{% if nginx_reverse_proxy %}
+  web_proxy:
+    image: nginx
+    volume:
+    - /etc/mastodon/nginx.conf:/etc/nginx/conf.d/default.conf
+    ports:
+    - "8080:80"
+    - "8443:443"
+    environment:
+    - NGINX_HOST={{ mastodon_host }}
+    - NGINX_PORT=80
+
 {% endif %}
   web:
     build: .

templates/nginx.conf.j2

@@ -0,0 +1,144 @@
+map $http_upgrade $connection_upgrade {
+  default upgrade;
+  ''      close;
+}
+
+upstream backend {
+    server 127.0.0.1:3000 fail_timeout=0;
+}
+
+upstream streaming {
+    server 127.0.0.1:4000 fail_timeout=0;
+}
+
+proxy_cache_path /var/cache/nginx levels=1:2 keys_zone=CACHE:10m inactive=7d max_size=1g;
+
+server {
+  listen 80;
+  listen [::]:80;
+  server_name {{ mastodon_host }};
+  root /usr/share/nginx/html;
+  location /.well-known/acme-challenge/ { allow all; }
+  location / { return 301 https://$host$request_uri; }
+
+  keepalive_timeout    70;
+  sendfile             on;
+  client_max_body_size 99m;
+
+  gzip on;
+  gzip_disable "msie6";
+  gzip_vary on;
+  gzip_proxied any;
+  gzip_comp_level 6;
+  gzip_buffers 16 8k;
+  gzip_http_version 1.1;
+  gzip_types text/plain text/css application/json application/javascript text/xml application/xml application/xml+rss text/javascript image/svg+xml image/x-icon;
+
+  location / {
+    try_files $uri @proxy;
+  }
+
+  # If Docker is used for deployment and Rails serves static files,
+  # then needed must replace line `try_files $uri =404;` with `try_files $uri @proxy;`.
+  location = /sw.js {
+    add_header Cache-Control "public, max-age=604800, must-revalidate";
+    add_header Strict-Transport-Security "max-age=63072000; includeSubDomains";
+    # try_files $uri =404;
+    try_files $uri @proxy;
+  }
+
+  location ~ ^/assets/ {
+    add_header Cache-Control "public, max-age=2419200, must-revalidate";
+    add_header Strict-Transport-Security "max-age=63072000; includeSubDomains";
+    try_files $uri =404;
+  }
+
+  location ~ ^/avatars/ {
+    add_header Cache-Control "public, max-age=2419200, must-revalidate";
+    add_header Strict-Transport-Security "max-age=63072000; includeSubDomains";
+    try_files $uri =404;
+  }
+
+  location ~ ^/emoji/ {
+    add_header Cache-Control "public, max-age=2419200, must-revalidate";
+    add_header Strict-Transport-Security "max-age=63072000; includeSubDomains";
+    try_files $uri =404;
+  }
+
+  location ~ ^/headers/ {
+    add_header Cache-Control "public, max-age=2419200, must-revalidate";
+    add_header Strict-Transport-Security "max-age=63072000; includeSubDomains";
+    try_files $uri =404;
+  }
+
+  location ~ ^/packs/ {
+    add_header Cache-Control "public, max-age=2419200, must-revalidate";
+    add_header Strict-Transport-Security "max-age=63072000; includeSubDomains";
+    try_files $uri =404;
+  }
+
+  location ~ ^/shortcuts/ {
+    add_header Cache-Control "public, max-age=2419200, must-revalidate";
+    add_header Strict-Transport-Security "max-age=63072000; includeSubDomains";
+    try_files $uri =404;
+  }
+
+  location ~ ^/sounds/ {
+    add_header Cache-Control "public, max-age=2419200, must-revalidate";
+    add_header Strict-Transport-Security "max-age=63072000; includeSubDomains";
+    try_files $uri =404;
+  }
+
+  location ~ ^/system/ {
+    add_header Cache-Control "public, max-age=2419200, immutable";
+    add_header Strict-Transport-Security "max-age=63072000; includeSubDomains";
+    add_header X-Content-Type-Options nosniff;
+    add_header Content-Security-Policy "default-src 'none'; form-action 'none'";
+    try_files $uri =404;
+  }
+
+  location ^~ /api/v1/streaming {
+    proxy_set_header Host $host;
+    proxy_set_header X-Real-IP $remote_addr;
+    proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
+    proxy_set_header X-Forwarded-Proto $scheme;
+    proxy_set_header Proxy "";
+
+    proxy_pass http://streaming;
+    proxy_buffering off;
+    proxy_redirect off;
+    proxy_http_version 1.1;
+    proxy_set_header Upgrade $http_upgrade;
+    proxy_set_header Connection $connection_upgrade;
+
+    add_header Strict-Transport-Security "max-age=63072000; includeSubDomains";
+
+    tcp_nodelay on;
+  }
+
+  location @proxy {
+    proxy_set_header Host $host;
+    proxy_set_header X-Real-IP $remote_addr;
+    proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
+    proxy_set_header X-Forwarded-Proto $scheme;
+    proxy_set_header Proxy "";
+    proxy_pass_header Server;
+
+    proxy_pass http://backend;
+    proxy_buffering on;
+    proxy_redirect off;
+    proxy_http_version 1.1;
+    proxy_set_header Upgrade $http_upgrade;
+    proxy_set_header Connection $connection_upgrade;
+
+    proxy_cache CACHE;
+    proxy_cache_valid 200 7d;
+    proxy_cache_valid 410 24h;
+    proxy_cache_use_stale error timeout updating http_500 http_502 http_503 http_504;
+    add_header X-Cached $upstream_cache_status;
+
+    tcp_nodelay on;
+  }
+
+  error_page 404 500 501 502 503 504 /500.html;
+}