nginx.conf

# Expires map
map $sent_http_content_type $expires {
    default                    off;
    ~image/                    max;
}

#
# --- Stable docs --------------------------------------------------------------
#

server {
    server_name api.rubyonrails.org;
    gzip_static on;
    expires $expires;

    location ~ ^/v\d {
      root /home/rails/api;

      try_files $uri $uri/ @v_edge;
    }

    location / {
      root /home/rails/api/stable;

      try_files $uri $uri/ @s_edge;
    }

    location @v_edge {
      rewrite ^/[^/]+(.*)$ http://edgeapi.rubyonrails.org$1 redirect;
    }

    location @s_edge {
      rewrite ^ http://edgeapi.rubyonrails.org$request_uri redirect;
    }

    listen 443 ssl; # managed by Certbot
    ssl_certificate /etc/letsencrypt/live/api.rubyonrails.org/fullchain.pem; # managed by Certbot
    ssl_certificate_key /etc/letsencrypt/live/api.rubyonrails.org/privkey.pem; # managed by Certbot
    include /etc/letsencrypt/options-ssl-nginx.conf; # managed by Certbot
    ssl_dhparam /etc/letsencrypt/ssl-dhparams.pem; # managed by Certbot

    add_header Strict-Transport-Security "max-age=63072000; includeSubdomains;" always; # enable HSTS
}

server {
    server_name guides.rubyonrails.org;
    gzip_static on;
    expires $expires;

    rewrite /contributing_to_rails.html /contributing_to_ruby_on_rails.html permanent;
    rewrite /contribute.html /contributing_to_ruby_on_rails.html permanent;
    rewrite /constant_autoloading_and_reloading.html /autoloading_and_reloading_constants.html permanent;

    location ~ ^/v\d {
      root /home/rails/guides;

      try_files $uri $uri/ @v_edge;
    }

    location / {
      root /home/rails/guides/stable;

      try_files $uri $uri/ @s_edge;
    }

    location @v_edge {
      rewrite ^/[^/]+(.*)$ http://edgeguides.rubyonrails.org$1 redirect;
    }

    location @s_edge {
      rewrite ^ http://edgeguides.rubyonrails.org$request_uri redirect;
    }

    listen 443 ssl; # managed by Certbot
    ssl_certificate /etc/letsencrypt/live/api.rubyonrails.org/fullchain.pem; # managed by Certbot
    ssl_certificate_key /etc/letsencrypt/live/api.rubyonrails.org/privkey.pem; # managed by Certbot
    include /etc/letsencrypt/options-ssl-nginx.conf; # managed by Certbot
    ssl_dhparam /etc/letsencrypt/ssl-dhparams.pem; # managed by Certbot

    add_header Strict-Transport-Security "max-age=63072000; includeSubdomains;" always; # enable HSTS
}

#
# --- Edge docs ----------------------------------------------------------------
#

server {
    server_name edgeapi.rubyonrails.org;
    gzip_static on;
    expires $expires;

    root /home/rails/api/edge;
    index index.html;

    listen 443 ssl; # managed by Certbot
    ssl_certificate /etc/letsencrypt/live/api.rubyonrails.org/fullchain.pem; # managed by Certbot
    ssl_certificate_key /etc/letsencrypt/live/api.rubyonrails.org/privkey.pem; # managed by Certbot
    include /etc/letsencrypt/options-ssl-nginx.conf; # managed by Certbot
    ssl_dhparam /etc/letsencrypt/ssl-dhparams.pem; # managed by Certbot

    add_header Strict-Transport-Security "max-age=63072000; includeSubdomains;" always; # enable HSTS
}

server {
    server_name edgeguides.rubyonrails.org;
    gzip_static on;
    expires $expires;

    rewrite /contributing_to_rails.html /contributing_to_ruby_on_rails.html permanent;
    rewrite /contribute.html /contributing_to_ruby_on_rails.html permanent;
    rewrite /migrations.html /active_record_migrations.html permanent;
    rewrite /constant_autoloading_and_reloading.html /autoloading_and_reloading_constants.html permanent;

    root /home/rails/guides/edge;
    index index.html;

    listen 443 ssl; # managed by Certbot
    ssl_certificate /etc/letsencrypt/live/api.rubyonrails.org/fullchain.pem; # managed by Certbot
    ssl_certificate_key /etc/letsencrypt/live/api.rubyonrails.org/privkey.pem; # managed by Certbot
    include /etc/letsencrypt/options-ssl-nginx.conf; # managed by Certbot
    ssl_dhparam /etc/letsencrypt/ssl-dhparams.pem; # managed by Certbot

    add_header Strict-Transport-Security "max-age=63072000; includeSubdomains;" always; # enable HSTS
}

#
# --- Deprecated domains -------------------------------------------------------
#

server {
    server_name guides.rails.info;
    rewrite ^(.*) http://edgeguides.rubyonrails.org$1 permanent;
}

server {
    server_name api.rubyonrails.com;
    rewrite ^(.*) http://api.rubyonrails.org$1 permanent;
}

server {
    server_name guides.rubyonrails.com;
    rewrite ^(.*) http://guides.rubyonrails.org$1 permanent;
}

server {
    server_name .rubyonrails.com;
    return 301 http://rubyonrails.org;
}

server {
    server_name www.rubyonrails.org;
    return 301 http://rubyonrails.org;
}

server {
    if ($host = api.rubyonrails.org) {
        return 301 https://$host$request_uri;
    } # managed by Certbot

    server_name api.rubyonrails.org;
    listen 80;
    return 404; # managed by Certbot
}

server {
    if ($host = edgeapi.rubyonrails.org) {
        return 301 https://$host$request_uri;
    } # managed by Certbot

    server_name edgeapi.rubyonrails.org;
    listen 80;
    return 404; # managed by Certbot
}

server {
    if ($host = edgeguides.rubyonrails.org) {
        return 301 https://$host$request_uri;
    } # managed by Certbot

    server_name edgeguides.rubyonrails.org;
    listen 80;
    return 404; # managed by Certbot
}

server {
    if ($host = guides.rubyonrails.org) {
        return 301 https://$host$request_uri;
    } # managed by Certbot

    server_name guides.rubyonrails.org;
    listen 80;
    return 404; # managed by Certbot
}