--- /nix/store/xj651aslybfsma20hpbi5nznfcffq8ky-nixexprs.tar.xz/nixos/modules/services/web-servers/apache-httpd/default.nix	1970-01-01 01:00:01.000000000 +0100
+++ modules/websites/httpd-service-builder.nix	2020-04-04 03:08:29.068490345 +0200
@@ -1,12 +1,15 @@
+# to help backporting this builder should stay as close as possible to
+# nixos/modules/services/web-servers/apache-httpd/default.nix
+{ httpdName, withUsers ? true }:
 { config, lib, pkgs, ... }:
 
 with lib;
 
 let
 
-  cfg = config.services.httpd;
+  cfg = config.services.httpd."${httpdName}";
 
-  runtimeDir = "/run/httpd";
+  runtimeDir = "/run/httpd_${httpdName}";
 
   pkg = cfg.package.out;
 
@@ -318,13 +321,6 @@
         Require all denied
     </Directory>
 
-    # But do allow access to files in the store so that we don't have
-    # to generate <Directory> clauses for every generated file that we
-    # want to serve.
-    <Directory /nix/store>
-        Require all granted
-    </Directory>
-
     ${cfg.extraConfig}
 
     ${concatMapStringsSep "\n" mkVHostConf vhosts}
@@ -347,30 +343,30 @@
 {
 
   imports = [
-    (mkRemovedOptionModule [ "services" "httpd" "extraSubservices" ] "Most existing subservices have been ported to the NixOS module system. Please update your configuration accordingly.")
-    (mkRemovedOptionModule [ "services" "httpd" "stateDir" ] "The httpd module now uses /run/httpd as a runtime directory.")
+    (mkRemovedOptionModule [ "services" "httpd" httpdName "extraSubservices" ] "Most existing subservices have been ported to the NixOS module system. Please update your configuration accordingly.")
+    (mkRemovedOptionModule [ "services" "httpd" httpdName "stateDir" ] "The httpd module now uses /run/httpd as a runtime directory.")
 
     # virtualHosts options
-    (mkRemovedOptionModule [ "services" "httpd" "documentRoot" ] "Please define a virtual host using `services.httpd.virtualHosts`.")
-    (mkRemovedOptionModule [ "services" "httpd" "enableSSL" ] "Please define a virtual host using `services.httpd.virtualHosts`.")
-    (mkRemovedOptionModule [ "services" "httpd" "enableUserDir" ] "Please define a virtual host using `services.httpd.virtualHosts`.")
-    (mkRemovedOptionModule [ "services" "httpd" "globalRedirect" ] "Please define a virtual host using `services.httpd.virtualHosts`.")
-    (mkRemovedOptionModule [ "services" "httpd" "hostName" ] "Please define a virtual host using `services.httpd.virtualHosts`.")
-    (mkRemovedOptionModule [ "services" "httpd" "listen" ] "Please define a virtual host using `services.httpd.virtualHosts`.")
-    (mkRemovedOptionModule [ "services" "httpd" "robotsEntries" ] "Please define a virtual host using `services.httpd.virtualHosts`.")
-    (mkRemovedOptionModule [ "services" "httpd" "servedDirs" ] "Please define a virtual host using `services.httpd.virtualHosts`.")
-    (mkRemovedOptionModule [ "services" "httpd" "servedFiles" ] "Please define a virtual host using `services.httpd.virtualHosts`.")
-    (mkRemovedOptionModule [ "services" "httpd" "serverAliases" ] "Please define a virtual host using `services.httpd.virtualHosts`.")
-    (mkRemovedOptionModule [ "services" "httpd" "sslServerCert" ] "Please define a virtual host using `services.httpd.virtualHosts`.")
-    (mkRemovedOptionModule [ "services" "httpd" "sslServerChain" ] "Please define a virtual host using `services.httpd.virtualHosts`.")
-    (mkRemovedOptionModule [ "services" "httpd" "sslServerKey" ] "Please define a virtual host using `services.httpd.virtualHosts`.")
+    (mkRemovedOptionModule [ "services" "httpd" httpdName "documentRoot" ] "Please define a virtual host using `services.httpd.virtualHosts`.")
+    (mkRemovedOptionModule [ "services" "httpd" httpdName "enableSSL" ] "Please define a virtual host using `services.httpd.virtualHosts`.")
+    (mkRemovedOptionModule [ "services" "httpd" httpdName "enableUserDir" ] "Please define a virtual host using `services.httpd.virtualHosts`.")
+    (mkRemovedOptionModule [ "services" "httpd" httpdName "globalRedirect" ] "Please define a virtual host using `services.httpd.virtualHosts`.")
+    (mkRemovedOptionModule [ "services" "httpd" httpdName "hostName" ] "Please define a virtual host using `services.httpd.virtualHosts`.")
+    (mkRemovedOptionModule [ "services" "httpd" httpdName "listen" ] "Please define a virtual host using `services.httpd.virtualHosts`.")
+    (mkRemovedOptionModule [ "services" "httpd" httpdName "robotsEntries" ] "Please define a virtual host using `services.httpd.virtualHosts`.")
+    (mkRemovedOptionModule [ "services" "httpd" httpdName "servedDirs" ] "Please define a virtual host using `services.httpd.virtualHosts`.")
+    (mkRemovedOptionModule [ "services" "httpd" httpdName "servedFiles" ] "Please define a virtual host using `services.httpd.virtualHosts`.")
+    (mkRemovedOptionModule [ "services" "httpd" httpdName "serverAliases" ] "Please define a virtual host using `services.httpd.virtualHosts`.")
+    (mkRemovedOptionModule [ "services" "httpd" httpdName "sslServerCert" ] "Please define a virtual host using `services.httpd.virtualHosts`.")
+    (mkRemovedOptionModule [ "services" "httpd" httpdName "sslServerChain" ] "Please define a virtual host using `services.httpd.virtualHosts`.")
+    (mkRemovedOptionModule [ "services" "httpd" httpdName "sslServerKey" ] "Please define a virtual host using `services.httpd.virtualHosts`.")
   ];
 
   # interface
 
   options = {
 
-    services.httpd = {
+    services.httpd."${httpdName}" = {
 
       enable = mkEnableOption "the Apache HTTP Server";
 
@@ -622,7 +618,7 @@
         Using config.services.httpd.virtualHosts."${name}".servedFiles is deprecated and will become unsupported in a future release. Your configuration will continue to work as is but please migrate your configuration to config.services.httpd.virtualHosts."${name}".locations before the 20.09 release of NixOS.
       '') (filterAttrs (name: hostOpts: hostOpts.servedFiles != []) cfg.virtualHosts);
 
-    users.users = optionalAttrs (cfg.user == "wwwrun") {
+    users.users = optionalAttrs (withUsers && cfg.user == "wwwrun") {
       wwwrun = {
         group = cfg.group;
         description = "Apache httpd user";
@@ -630,7 +626,7 @@
       };
     };
 
-    users.groups = optionalAttrs (cfg.group == "wwwrun") {
+    users.groups = optionalAttrs (withUsers && cfg.group == "wwwrun") {
       wwwrun.gid = config.ids.gids.wwwrun;
     };
 
@@ -646,9 +642,9 @@
     environment.systemPackages = [ pkg ];
 
     # required for "apachectl configtest"
-    environment.etc."httpd/httpd.conf".source = httpdConf;
+    environment.etc."httpd/httpd_${httpdName}.conf".source = httpdConf;
 
-    services.httpd.phpOptions =
+    services.httpd."${httpdName}" = { phpOptions =
       ''
         ; Needed for PHP's mail() function.
         sendmail_path = sendmail -t -i
@@ -661,7 +657,7 @@
         date.timezone = "${config.time.timeZone}"
       '';
 
-    services.httpd.extraModules = mkBefore [
+    extraModules = mkBefore [
       # HTTP authentication mechanisms: basic and digest.
       "auth_basic" "auth_digest"
 
@@ -682,17 +678,18 @@
       # For compatibility with old configurations, the new module mod_access_compat is provided.
       "access_compat"
     ];
+    };
 
     systemd.tmpfiles.rules =
       let
-        svc = config.systemd.services.httpd.serviceConfig;
+        svc = config.systemd.services."httpd${httpdName}".serviceConfig;
       in
         [
           "d '${cfg.logDir}' 0700 ${svc.User} ${svc.Group}"
           "Z '${cfg.logDir}' - ${svc.User} ${svc.Group}"
         ];
 
-    systemd.services.httpd =
+    systemd.services."httpd${httpdName}" =
       let
         vhostsACME = filter (hostOpts: hostOpts.enableACME) vhosts;
       in
@@ -730,7 +727,7 @@
           PIDFile = "${runtimeDir}/httpd.pid";
           Restart = "always";
           RestartSec = "5s";
-          RuntimeDirectory = "httpd httpd/runtime";
+          RuntimeDirectory = "httpd_${httpdName} httpd_${httpdName}/runtime";
           RuntimeDirectoryMode = "0750";
         };
       };