upstream rfq_server {
    server 127.0.0.1:5000;
}

server {
    limit_conn addr 5;

    root /var/www/m-labs-intl.com/html;
    index index.html index.htm index.nginx-debian.html;

    server_name m-labs-intl.com;

    location / {
        try_files $uri $uri/ =404;
    }

    listen [::]:443 ssl ipv6only=on; # managed by Certbot
    listen 443 ssl; # managed by Certbot
    ssl_certificate /etc/letsencrypt/live/m-labs-intl.com/fullchain.pem; # managed by Certbot
    ssl_certificate_key /etc/letsencrypt/live/m-labs-intl.com/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
}

server {
    server_name www.m-labs-intl.com;
    return 301 https://m-labs-intl.com$request_uri;

    listen [::]:443 ssl; # managed by Certbot
    listen 443 ssl; # managed by Certbot
    ssl_certificate /etc/letsencrypt/live/m-labs-intl.com/fullchain.pem; # managed by Certbot
    ssl_certificate_key /etc/letsencrypt/live/m-labs-intl.com/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
}

server {
    server_name hooks.m-labs-intl.com;
    limit_conn addr 1;
    limit_req zone=rfq;

    location /rfq {
        proxy_pass http://rfq_server/rfq;
        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_read_timeout 30;
        proxy_connect_timeout 30;
        proxy_send_timeout 30;
    }

    location / {
        return 418;
    }

    listen [::]:443 ssl; # managed by Certbot
    listen 443 ssl; # managed by Certbot
    ssl_certificate /etc/letsencrypt/live/m-labs-intl.com/fullchain.pem; # managed by Certbot
    ssl_certificate_key /etc/letsencrypt/live/m-labs-intl.com/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
}

server {
    limit_conn addr 1;
    if ($host = m-labs-intl.com) {
        return 301 https://$host$request_uri;
    } # managed by Certbot


    if ($host = www.m-labs-intl.com) {
        return 301 https://m-labs-intl.com$request_uri;
    } # managed by Certbot


    listen 80;
    listen [::]:80;

    server_name m-labs-intl.com www.m-labs-intl.com hooks.m-labs-intl.com;
    return 301 https://$host$request_uri;
}