base.nix: split into multiple files

base/services/nginx.nix

@@ -0,0 +1,44 @@
+{ config, lib, ... }:
+{
+  # nginx return 444 for all nonexistent virtualhosts
+
+  systemd.services.nginx.after = [ "generate-snakeoil-certs.service" ];
+
+  environment.snakeoil-certs = lib.mkIf config.services.nginx.enable {
+    "/etc/certs/nginx" = {
+      owner = "nginx";
+      group = "nginx";
+    };
+  };
+
+  networking.firewall.allowedTCPPorts = lib.mkIf config.services.nginx.enable [ 80 443 ];
+
+  services.nginx = {
+    recommendedTlsSettings = true;
+    recommendedProxySettings = true;
+    recommendedOptimisation = true;
+    recommendedGzipSettings = true;
+
+    appendConfig = ''
+      pcre_jit on;
+      worker_processes auto;
+      worker_rlimit_nofile 100000;
+    '';
+    eventsConfig = ''
+      worker_connections 2048;
+      use epoll;
+      multi_accept on;
+    '';
+  };
+
+  systemd.services.nginx.serviceConfig = lib.mkIf config.services.nginx.enable {
+    LimitNOFILE = 65536;
+  };
+
+  services.nginx.virtualHosts."_" = lib.mkIf config.services.nginx.enable {
+    sslCertificate = "/etc/certs/nginx.crt";
+    sslCertificateKey = "/etc/certs/nginx.key";
+    addSSL = true;
+    extraConfig = "return 444;";
+  };
+}