access_log "/var/log/nginx/<%= @server_name %>.access.log";
error_log "/var/log/nginx/<%= @server_name %>.error.log";

keepalive_timeout    70;

sendfile             on;
client_max_body_size 0;

root <%= @web_root_dir %>;

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 / {
# If the maintenance file is present, show maintenance page
  if (-f <%= @web_root_dir %>/maintenance.html) {
    return 503;
  }
  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 @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 @proxy;
}

location ~ ^/avatars/ {
  add_header Cache-Control "public, max-age=2419200, must-revalidate";
  add_header Strict-Transport-Security "max-age=63072000; includeSubDomains";
  try_files $uri @proxy;
}

location ~ ^/emoji/ {
  add_header Cache-Control "public, max-age=2419200, must-revalidate";
  add_header Strict-Transport-Security "max-age=63072000; includeSubDomains";
  try_files $uri @proxy;
}

location ~ ^/headers/ {
  add_header Cache-Control "public, max-age=2419200, must-revalidate";
  add_header Strict-Transport-Security "max-age=63072000; includeSubDomains";
  try_files $uri @proxy;
}

location ~ ^/packs/ {
  add_header Cache-Control "public, max-age=2419200, must-revalidate";
  add_header Strict-Transport-Security "max-age=63072000; includeSubDomains";
  try_files $uri @proxy;
}

location ~ ^/shortcuts/ {
  add_header Cache-Control "public, max-age=2419200, must-revalidate";
  add_header Strict-Transport-Security "max-age=63072000; includeSubDomains";
  try_files $uri @proxy;
}

location ~ ^/sounds/ {
  add_header Cache-Control "public, max-age=2419200, must-revalidate";
  add_header Strict-Transport-Security "max-age=63072000; includeSubDomains";
  try_files $uri @proxy;
}

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 @proxy;
}

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 https;
  proxy_set_header Proxy "";

  proxy_pass http://mastodon_streaming;
  proxy_buffering off;
  proxy_redirect off;
  proxy_http_version 1.1;
  proxy_set_header Upgrade $http_upgrade;
  proxy_set_header Connection $connection_upgrade;

  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 https;
  proxy_set_header Proxy "";
  proxy_pass_header Server;

  proxy_pass http://mastodon_app;
  proxy_buffering on;
  proxy_http_version 1.1;
  proxy_set_header Upgrade $http_upgrade;
  proxy_set_header Connection $connection_upgrade;

  # https://github.com/mastodon/mastodon/issues/24380
  proxy_redirect <%= @s3_private_url %> <%= @s3_public_url %>;

  tcp_nodelay on;
}

error_page 500 501 502 504 /500.html;
error_page 503 /maintenance.html;

location = /maintenance.html {
  root <%= @web_root_dir %>;
}