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path: root/nix/modules/nginx.nix
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{ config, lib, ... }:
{
  config = lib.mkIf config.monorepo.profiles.server.enable {
    services.nginx = {
      enable = true;
      user = "nginx";
      recommendedGzipSettings = true;
      recommendedOptimisation = true;
      recommendedTlsSettings = true;
      recommendedProxySettings = false;
      virtualHosts = {
        "matrix.${config.monorepo.vars.orgHost}" = {
          enableACME = config.monorepo.profiles.server.enable;
          forceSSL = true;
          listen = [
            {
              addr = "0.0.0.0";
              port = 443;
              ssl = true;
            }
            {
              addr = "[::]";
              port = 443;
              ssl = true;
            }
            {
              addr = "0.0.0.0";
              port = 8448;
              ssl = true;
            }
            {
              addr = "[::]";
              port = 8448;
              ssl = true;
            }
          ];
          locations."/_matrix/" = {
            proxyPass = "http://127.0.0.1:6167";
            extraConfig = ''
            proxy_set_header Host $host;
            proxy_buffers 32 16k;
            proxy_read_timeout 5m;
          '';
          };
          locations."= /.well-known/matrix/server" = {
            extraConfig = ''
      default_type application/json;
      add_header Content-Type application/json;
      add_header Access-Control-Allow-Origin *;
    '';
            
            return = ''200 '{"m.server": "matrix.${config.monorepo.vars.orgHost}:443"}' ''; 
          };
          locations."/.well-known/matrix/client" = {
            extraConfig = ''
    default_type application/json;
    add_header Access-Control-Allow-Origin *;
  '';

            return = "200 '{\"m.homeserver\": {\"base_url\": \"https://matrix.${config.monorepo.vars.orgHost}\"}, \"org.matrix.msc4143.rtc_foci\": [{\"type\": \"livekit\", \"livekit_service_url\": \"https://matrix.${config.monorepo.vars.orgHost}:8443\"}]}'";
          };

          extraConfig = ''
          merge_slashes off;
        '';
        };

        "matrix.${config.monorepo.vars.orgHost}-livekit" = {
          serverName = "matrix.${config.monorepo.vars.orgHost}";
          listen = [
            { 
              addr = "0.0.0.0"; 
              port = 8443; 
              ssl = true; 
            }
            {
              addr = "[::]";
              port = 8443;
              ssl = true;
            }
          ];
          addSSL = true;
          enableACME = false;
          forceSSL = false;
          useACMEHost = "matrix.${config.monorepo.vars.orgHost}";
          
          locations."/" = {
            proxyPass = "http://127.0.0.1:6495"; 
            proxyWebsockets = true;
            extraConfig = ''
      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;
    '';
          };
        };

        "livekit.${config.monorepo.vars.orgHost}" = {
          enableACME = true;
          forceSSL = true;
          locations."/" = {
            proxyPass = "http://127.0.0.1:7880";
            proxyWebsockets = true;
            extraConfig = ''
            proxy_read_timeout 3600s;
            proxy_send_timeout 3600s;

            # Standard headers for LiveKit
            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_set_header Upgrade $http_upgrade;
            proxy_set_header Connection "upgrade";

            # --- CORS CONFIGURATION START ---
            # 1. Allow all origins (including app.element.io)
            add_header 'Access-Control-Allow-Origin' '*' always;
            
            # 2. Allow specific methods (POST is required for /sfu/get)
            add_header 'Access-Control-Allow-Methods' 'GET, POST, OPTIONS, PUT, DELETE' always;
            
            # 3. Allow headers (Content-Type is crucial for JSON)
            add_header 'Access-Control-Allow-Headers' 'DNT,User-Agent,X-Requested-With,If-Modified-Since,Cache-Control,Content-Type,Range,Authorization' always;
            
            # 4. Handle the OPTIONS preflight request immediately
            if ($request_method = 'OPTIONS') {
               add_header 'Access-Control-Allow-Origin' '*' always;
               add_header 'Access-Control-Allow-Methods' 'GET, POST, OPTIONS, PUT, DELETE' always;
               add_header 'Access-Control-Allow-Headers' 'DNT,User-Agent,X-Requested-With,If-Modified-Since,Cache-Control,Content-Type,Range,Authorization' always;
               add_header 'Access-Control-Max-Age' 1728000;
               add_header 'Content-Type' 'text/plain; charset=utf-8';
               add_header 'Content-Length' 0;
               return 204;
                }
            # --- CORS CONFIGURATION END ---
          '';
          };
        };

        "ntfy.${config.monorepo.vars.remoteHost}" = {
          serverName = "ntfy.${config.monorepo.vars.remoteHost}";
          enableACME = true;
          forceSSL = true;
          locations."/" = {
            proxyPass = "http://127.0.0.1:2586";
            proxyWebsockets = true;
            extraConfig = ''
proxy_buffering off;
proxy_request_buffering off

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;
'';
          };
        };

	      "${config.monorepo.vars.remoteHost}" = {
          serverName = "${config.monorepo.vars.remoteHost}";
          serverAliases = [ "${config.monorepo.vars.internetName}.${config.monorepo.vars.orgHost}" ];
	        root = "/var/www/${config.monorepo.vars.internetName}-website/";
	        addSSL = true;
	        enableACME = true;
	      };

        "git.${config.monorepo.vars.orgHost}" = {
          forceSSL = true;
          enableACME = true;
        };
        "list.${config.monorepo.vars.orgHost}" = {
          forceSSL = true;
          enableACME = true;
          locations."/" = {
            proxyPass = "http://localhost:9090";
            extraConfig = ''
          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;
        '';
          };
        };

        # the port comes from ssh tunnelling
        "music.${config.monorepo.vars.remoteHost}" = lib.mkIf config.monorepo.profiles.server.enable {
          addSSL = true;
          enableACME = true;
          basicAuthFile = config.sops.secrets."mpd_password".path;
          locations."/" = {
            proxyPass = "http://localhost:8000";
            extraConfig = ''
proxy_buffering off;
proxy_http_version 1.1;
proxy_set_header Connection "";
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_read_timeout 36000s;
'';
          };
        };

        "${config.monorepo.vars.orgHost}" = {
          serverName = "${config.monorepo.vars.orgHost}";
          root = "/var/www/nullring/";
          addSSL = true;
          enableACME = true;
        };

        "mail.${config.monorepo.vars.orgHost}" = {
          serverName = "mail.${config.monorepo.vars.orgHost}";
          root = "/var/www/dummy";
          addSSL = true;
          enableACME = true;
        };
      };
    };
  };
}