server {
    listen 80 default_server;
    listen [::]:80 default_server;

    location / {
        return 302 https://$http_host/yunohost/admin;
    }

    location /yunohost/admin {
        return 301 https://$http_host$request_uri;
    }
}

server {
    # Disabling http2 for now as it's causing weird issues with curl
    listen 443 ssl http2 default_server;
    listen [::]:443 ssl http2 default_server;

    ssl_certificate /etc/yunohost/certs/yunohost.org/crt.pem;
    ssl_certificate_key /etc/yunohost/certs/yunohost.org/key.pem;
    ssl_session_timeout 5m;
    ssl_session_cache shared:SSL:50m;

    # As suggested by Mozilla : https://wiki.mozilla.org/Security/Server_Side_TLS and https://en.wikipedia.org/wiki/Curve25519
    # (this doesn't work on jessie though ...?)
    ssl_ecdh_curve secp521r1:secp384r1:prime256v1;
    ssl_prefer_server_ciphers on;

    # Ciphers with intermediate compatibility
    # https://mozilla.github.io/server-side-tls/ssl-config-generator/?server=nginx-1.6.2&openssl=1.0.1t&hsts=yes&profile=intermediate
    ssl_protocols TLSv1 TLSv1.1 TLSv1.2;
    ssl_ciphers 'ECDHE-ECDSA-CHACHA20-POLY1305:ECDHE-RSA-CHACHA20-POLY1305:ECDHE-ECDSA-AES128-GCM-SHA256:ECDHE-RSA-AES128-GCM-SHA256:ECDHE-ECDSA-AES256-GCM-SHA384:ECDHE-RSA-AES256-GCM-SHA384:DHE-RSA-AES128-GCM-SHA256:DHE-RSA-AES256-GCM-SHA384:ECDHE-ECDSA-AES128-SHA256:ECDHE-RSA-AES128-SHA256:ECDHE-ECDSA-AES128-SHA:ECDHE-RSA-AES256-SHA384:ECDHE-RSA-AES128-SHA:ECDHE-ECDSA-AES256-SHA384:ECDHE-ECDSA-AES256-SHA:ECDHE-RSA-AES256-SHA:DHE-RSA-AES128-SHA256:DHE-RSA-AES128-SHA:DHE-RSA-AES256-SHA256:DHE-RSA-AES256-SHA:ECDHE-ECDSA-DES-CBC3-SHA:ECDHE-RSA-DES-CBC3-SHA:EDH-RSA-DES-CBC3-SHA:AES128-GCM-SHA256:AES256-GCM-SHA384:AES128-SHA256:AES256-SHA256:AES128-SHA:AES256-SHA:DES-CBC3-SHA:!DSS';

    # Ciphers with modern compatibility
    # https://mozilla.github.io/server-side-tls/ssl-config-generator/?server=nginx-1.6.2&openssl=1.0.1t&hsts=yes&profile=modern
    # Uncomment the following to use modern ciphers, but remove compatibility with some old clients (android < 5.0, Internet Explorer < 10, ...)
    #ssl_protocols TLSv1.2;
    #ssl_ciphers 'ECDHE-ECDSA-AES256-GCM-SHA384:ECDHE-RSA-AES256-GCM-SHA384:ECDHE-ECDSA-CHACHA20-POLY1305:ECDHE-RSA-CHACHA20-POLY1305:ECDHE-ECDSA-AES128-GCM-SHA256:ECDHE-RSA-AES128-GCM-SHA256:ECDHE-ECDSA-AES256-SHA384:ECDHE-RSA-AES256-SHA384:ECDHE-ECDSA-AES128-SHA256:ECDHE-RSA-AES128-SHA256';

    # Uncomment the following directive after DH generation
    # > openssl dhparam -out /etc/ssl/private/dh2048.pem -outform PEM -2 2048
    #ssl_dhparam /etc/ssl/private/dh2048.pem;
    
    # Follows the Web Security Directives from the Mozilla Dev Lab and the Mozilla Obervatory + Partners
    # https://wiki.mozilla.org/Security/Guidelines/Web_Security
    # https://observatory.mozilla.org/ 
    more_set_headers "Strict-Transport-Security : max-age=63072000; includeSubDomains; preload"; 
    more_set_headers "Referrer-Policy : 'same-origin'";
    more_set_headers "Content-Security-Policy : upgrade-insecure-requests; object-src 'none'; script-src https: 'unsafe-eval'";
    more_set_headers "X-Content-Type-Options : nosniff";
    more_set_headers "X-XSS-Protection : 1; mode=block";
    more_set_headers "X-Download-Options : noopen";
    more_set_headers "X-Permitted-Cross-Domain-Policies : none";
    more_set_headers "X-Frame-Options : SAMEORIGIN";

    location / {
        return 302 https://$http_host/yunohost/admin;
    }

    location /yunohost {
        # Block crawlers bot
        if ($http_user_agent ~ (crawl|Googlebot|Slurp|spider|bingbot|tracker|click|parser|spider|facebookexternalhit) ) {
            return 403;
        }

        # Redirect most of 404 to maindomain.tld/yunohost/sso
        access_by_lua_file /usr/share/ssowat/access.lua;
    }

    include /etc/nginx/conf.d/yunohost_admin.conf.inc;
    include /etc/nginx/conf.d/yunohost_api.conf.inc;
}