trabajo-afectivo/contrib/nginx/zammad_ssl.conf

#
# this is an example nginx config for zammad with free letsencrypt.org ssl certificates
# replace all occurrences of example.com with your domain
# create letsencrypt certificate by: certbot certonly --webroot -w /var/www/html -d www.example.com
# create dhparam.pem by: openssl dhparam -out /etc/nginx/ssl/dhparam.pem 4096
# download x3 certificate by: wget -q https://letsencrypt.org/certs/lets-encrypt-x3-cross-signed.pem -P /etc/nginx/ssl
# you can test your ssl configuration @ https://www.ssllabs.com/ssltest/analyze.html
#

upstream zammad {
  server localhost:3000;
}

upstream zammad-websocket {
  server localhost:6042;
}

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

  server_name example.com www.example.com;

  access_log /var/log/nginx/example.com.access.log;
  error_log /var/log/nginx/example.com.error.log;

  location /.well-known/ {
    root /var/www/html;
  }

  location / {
    rewrite ^/(.*)$ https://www.example.com/$1 permanent;
  }
}


server {
  listen 443 ssl http2;
  listen [::]:443 ssl http2;

  server_name example.com;

  ssl_certificate /etc/nginx/ssl/example.com-fullchain.pem;
  ssl_certificate_key /etc/nginx/ssl/example.com-privkey.pem;

  ssl_protocols TLSv1 TLSv1.1 TLSv1.2;

  ssl_ciphers HIGH:!aNULL:!MD5;

  ssl_dhparam /etc/nginx/ssl/dhparam.pem;

  ssl_prefer_server_ciphers on;

  ssl_session_cache shared:SSL:10m;
  ssl_session_timeout 180m;

  ssl_stapling on;
  ssl_stapling_verify on;

  ssl_trusted_certificate /etc/nginx/ssl/lets-encrypt-x3-cross-signed.pem;

  resolver 8.8.8.8 8.8.4.4;

  add_header Strict-Transport-Security "max-age=31536000" always;

  access_log /var/log/nginx/example.com.access.log;
  error_log /var/log/nginx/example.com.error.log;

  rewrite ^/(.*)$ https://www.example.com/$1 permanent;
}

server {
  listen 443 ssl http2;
  listen [::]:443 ssl http2;

  server_name www.example.com;

  ssl_certificate /etc/nginx/ssl/example.com-fullchain.pem;
  ssl_certificate_key /etc/nginx/ssl/example.com-privkey.pem;

  ssl_protocols TLSv1 TLSv1.1 TLSv1.2;

  ssl_ciphers HIGH:!aNULL:!MD5;

  ssl_dhparam /etc/nginx/ssl/dhparam.pem;

  ssl_prefer_server_ciphers on;

  ssl_session_cache shared:SSL:10m;
  ssl_session_timeout 180m;

  ssl_stapling on;
  ssl_stapling_verify on;

  ssl_trusted_certificate /etc/nginx/ssl/lets-encrypt-x3-cross-signed.pem;

  resolver 8.8.8.8 8.8.4.4;

  add_header Strict-Transport-Security "max-age=31536000" always;

  location = /robots.txt   {
    access_log off; log_not_found off;
  }

  location = /favicon.ico {
    access_log off; log_not_found off;
  }

  root /opt/zammad/public;

  access_log /var/log/nginx/example.com.access.log;
  error_log /var/log/nginx/example.com.error.log;

  client_max_body_size 50M;

  location ~ ^/(assets/|robots.txt|humans.txt|favicon.ico) {
    expires max;
  }

  location /ws {
    proxy_http_version 1.1;
    proxy_set_header Upgrade $http_upgrade;
    proxy_set_header Connection "Upgrade";
    proxy_set_header CLIENT_IP $remote_addr;
    proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
    proxy_set_header X-Forwarded-Proto $scheme;
    proxy_read_timeout 86400;
    proxy_pass http://zammad-websocket;
  }

  location / {
    proxy_set_header Host $http_host;
    proxy_set_header CLIENT_IP $remote_addr;
    proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
    proxy_set_header X-Forwarded-Proto $scheme;
    proxy_read_timeout 300;
    proxy_pass http://zammad;

    gzip on;
    gzip_types text/plain text/xml text/css image/svg+xml application/javascript application/x-javascript application/json application/xml;
    gzip_proxied any;
  }
}