VEGAS: add nginx module

hosts/VEGAS/modules/nginx/default.nix

@@ -0,0 +1,36 @@
+{ lib, config, tools, ... }:
+
+let
+  inherit (tools.meta) domain adminEmail;
+in
+  with tools.nginx.vhosts;
+  with tools.nginx.mappers;
+{
+  security.acme.email = adminEmail;
+  security.acme.acceptTerms = true;
+  services.nginx = {
+    enable = true;
+    recommendedProxySettings = true;
+    recommendedTlsSettings = true;
+    recommendedOptimisation = true;
+    recommendedGzipSettings = true;
+    proxyResolveWhileRunning = false;
+    resolver = {
+      addresses = [ "127.0.0.1" ];
+      valid = "30s";
+    };
+    appendHttpConfig = ''
+      server_names_hash_bucket_size 128;
+    '';
+  };
+  services.phpfpm.pools.www = {
+    inherit (config.services.nginx) user group;
+    settings = {
+      pm = "ondemand";
+      "pm.max_children" = 16;
+      "listen.owner" = config.services.nginx.user;
+      "listen.group" = config.services.nginx.group;
+    };
+  };
+  networking.firewall.allowedTCPPorts = [ 80 443 ];
+}

hosts/VEGAS/system.nix

@@ -8,6 +8,7 @@
 
       # Plumbing
       ./modules/database
+      ./modules/nginx
     ]
     # TODO: fix users
     # ++ (import ../../users "server").groups.admin