mailcow/data/conf/nginx/site.conf

proxy_cache_path /tmp levels=1:2 keys_zone=sogo:10m inactive=24h  max_size=1g;
server {
  include /etc/nginx/conf.d/listen.active;
  include /etc/nginx/mime.types;
  charset utf-8;
  override_charset on;
  ssl on;
  ssl_certificate /etc/ssl/mail/cert.pem;
  ssl_certificate_key /etc/ssl/mail/key.pem;
  ssl_protocols TLSv1 TLSv1.1 TLSv1.2;
  ssl_prefer_server_ciphers on;
  ssl_ciphers 'EDH+CAMELLIA:EDH+aRSA:EECDH+aRSA+AESGCM:EECDH+aRSA+SHA256:EECDH:+CAMELLIA128:+AES128:+SSLv3:!aNULL:!eNULL:!LOW:!3DES:!MD5:!EXP:!PSK:!DSS:!RC4:!SEED:!IDEA:!ECDSA:kEDH:CAMELLIA128-SHA:AES128-SHA';
  add_header Strict-Transport-Security "max-age=15768000; includeSubDomains";
  ssl_ecdh_curve secp384r1;
  index index.php index.html;
  server_name _ autodiscover.* autoconfig.*;
  error_log  /var/log/nginx/error.log;
  access_log /var/log/nginx/access.log;
  root /web;

  # If behind reverse proxy, forwards the correct IP
  set_real_ip_from 172.22.1.1;
  real_ip_header X-Forwarded-For;
  real_ip_recursive on;

  location = /principals/ {
    rewrite ^ https://$host/SOGo/dav;
    allow all;
  }

  location ~ \.php$ {
    try_files $uri =404;
    fastcgi_split_path_info ^(.+\.php)(/.+)$;
    fastcgi_pass phpfpm:9000;
    fastcgi_index index.php;
    include /etc/nginx/fastcgi_params;
    fastcgi_param SCRIPT_FILENAME $document_root$fastcgi_script_name;
    fastcgi_param PATH_INFO $fastcgi_path_info;
    fastcgi_param PHP_VALUE "max_execution_time = 1200
                             max_input_time = 1200
                             memory_limit = 64M";
    fastcgi_read_timeout 1200;
  }

  rewrite ^(/save.+)$ /rspamd$1 last;
  location /rspamd/ {
    proxy_pass       http://172.22.1.253:11334/;
    proxy_set_header Host      $host;
    proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
    proxy_set_header X-Real-IP $remote_addr;
    add_header Strict-Transport-Security "max-age=31536000; includeSubdomains";
    add_header X-Content-Type-Options nosniff;
    add_header X-Frame-Options SAMEORIGIN;
    add_header X-XSS-Protection "1; mode=block";
  }

  location ^~ /inc/init.sql {
    deny all;
  }

  if ($host ~* autodiscover\.(.*)) {
    rewrite ^(.*) /autodiscover.php last;
  }

  if ($host ~* autoconfig\.(.*)) {
    rewrite ^(.*) /autoconfig.php last;
  }

  location ^~ /Microsoft-Server-ActiveSync {
    proxy_pass http://172.22.1.252:20000/SOGo/Microsoft-Server-ActiveSync;
    proxy_connect_timeout 1000;
    proxy_next_upstream timeout error;
    proxy_send_timeout 1000;
    proxy_read_timeout 1000;
    proxy_buffer_size 8k;
    proxy_buffers 4 32k;
    proxy_temp_file_write_size 64k;
    proxy_busy_buffers_size 64k;
    proxy_set_header X-Real-IP $remote_addr;
    proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
    proxy_set_header Host $host;
    proxy_set_header x-webobjects-server-protocol HTTP/1.0;
    proxy_set_header x-webobjects-remote-host $remote_addr;
    proxy_set_header x-webobjects-server-name $server_name;
    proxy_set_header x-webobjects-server-url $scheme://$host:$server_port;
    proxy_set_header x-webobjects-server-port $server_port;
    client_body_buffer_size 128k;
    client_max_body_size 100m;
  }

  location ^~ /SOGo {
    proxy_pass http://172.22.1.252:20000;
    proxy_set_header X-Real-IP $remote_addr;
    proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
    proxy_set_header Host $host;
    proxy_set_header x-webobjects-server-protocol HTTP/1.0;
    proxy_set_header x-webobjects-remote-host $remote_addr;
    proxy_set_header x-webobjects-server-name $server_name;
    proxy_set_header x-webobjects-server-url $scheme://$host:$server_port;
    proxy_set_header x-webobjects-server-port $server_port;
    client_body_buffer_size 128k;
    client_max_body_size 100m;
    break;
  }

  location /SOGo.woa/WebServerResources/ {
    proxy_pass http://172.22.1.252:9192/WebServerResources/;
    proxy_set_header Host $host;
    proxy_cache sogo;
    proxy_cache_valid 200 1d;
    proxy_cache_use_stale error timeout invalid_header updating http_500 http_502 http_503 http_504;
    #alias /usr/lib/GNUstep/SOGo/WebServerResources/;
    allow all;
  }

  location /.woa/WebServerResources/ {
    proxy_pass http://172.22.1.252:9192/WebServerResources/;
    proxy_set_header Host $host;
    proxy_cache sogo;
    proxy_cache_valid 200 1d;
    proxy_cache_use_stale error timeout invalid_header updating http_500 http_502 http_503 http_504;
    #alias /usr/lib/GNUstep/SOGo/WebServerResources/;
    allow all;
  }

  location /SOGo/WebServerResources/ {
    proxy_pass http://172.22.1.252:9192/WebServerResources/;
    proxy_set_header Host $host;
    proxy_cache sogo;
    proxy_cache_valid 200 1d;
    proxy_cache_use_stale error timeout invalid_header updating http_500 http_502 http_503 http_504;
    #alias /usr/lib/GNUstep/SOGo/WebServerResources/;
    allow all;
  }

  location (^/SOGo/so/ControlPanel/Products/[^/]*UI/Resources/.*\.(jpg|png|gif|css|js)$ {
    proxy_pass http://172.22.1.252:9192/$1.SOGo/Resources/$2;
    proxy_set_header Host $host;
    proxy_cache sogo;
    proxy_cache_valid 200 1d;
    proxy_cache_use_stale error timeout invalid_header updating http_500 http_502 http_503 http_504;
    #alias /usr/lib/GNUstep/SOGo/$1.SOGo/Resources/$2;
  }

}