modules/private/websites/tools/cloud/farm.nix

   1 { lib, pkgs, config, ... }:
   2 let
   3   cfg = config.myServices.tools.cloud.farm;
   4   apacheUser = config.services.httpd.Prod.user;
   5   apacheGroup = config.services.httpd.Prod.group;
   6   toVardir = name: "/var/lib/nextcloud_farm/${name}";
   7   varDirs = lib.mapAttrsToList (name: v: toVardir name) cfg.instances;
   8   toPhpBaseDir = name: builtins.concatStringsSep ":" ([ cfg.rootDirs."${name}" (toVardir name) ] ++ cfg.rootDirs."${name}".apps);
   9   toVhost = name: ''
  10     SetEnvIf Authorization "(.*)" HTTP_AUTHORIZATION=$1
  11     SetEnv NEXTCLOUD_CONFIG_DIR "${toVardir name}"
  12     <Directory ${cfg.rootDirs."${name}"}>
  13       AcceptPathInfo On
  14       DirectoryIndex index.php
  15       Options FollowSymlinks
  16       Require all granted
  17       AllowOverride all
  18
  19       <IfModule mod_headers.c>
  20         Header always set Strict-Transport-Security "max-age=15552000; includeSubDomains; preload"
  21       </IfModule>
  22       <FilesMatch "\.php$">
  23         CGIPassAuth on
  24         SetHandler "proxy:unix:${config.services.phpfpm.pools.${"nextcloud_farm_" + name}.socket}|fcgi://localhost"
  25       </FilesMatch>
  26
  27     </Directory>
  28     '';
  29   phpPackage = (pkgs.php74.withExtensions({ enabled, all }: enabled ++ [ all.redis all.apcu all.opcache all.imagick ])).override { extraConfig = ''
  30     apc.enable_cli = 1
  31     '';
  32   };
  33 in
  34 {
  35   options.myServices.tools.cloud.farm = {
  36     instances = lib.mkOption {
  37       description = "Instances names for the nextcloud Farm";
  38       default = {};
  39       type = lib.types.attrsOf (lib.types.submodule {
  40         options = {
  41           nextcloud = lib.mkOption {
  42             description = "Nextcloud version to use";
  43             default = pkgs.webapps.nextcloud_20;
  44             type = lib.types.package;
  45           };
  46           apps = lib.mkOption {
  47             description = "Applications to use";
  48             default = a: [];
  49             #type = functionTo (listOf packages)
  50             type = lib.types.unspecified;
  51           };
  52         };
  53       });
  54     };
  55     rootDirs = lib.mkOption {
  56       description = "Instance root dirs";
  57       readOnly = true;
  58       type = lib.types.attrsOf lib.types.package;
  59       default = lib.mapAttrs (name: v: (v.nextcloud.override { varDir = null; }).withApps v.apps) cfg.instances;
  60     };
  61     vhosts = lib.mkOption {
  62       description = "Instance vhosts configs";
  63       readOnly = true;
  64       type = lib.types.attrsOf lib.types.str;
  65       default = lib.mapAttrs (name: v: toVhost name) cfg.instances;
  66     };
  67   };
  68
  69   config = lib.mkIf (builtins.length (builtins.attrNames cfg.instances) > 0) {
  70     system.activationScripts.cloud_farm_vardirs = {
  71       deps = [ "httpd" ];
  72       text = ''
  73         install -m 0755 -o ${apacheUser} -g ${apacheGroup} -d ${builtins.concatStringsSep " " varDirs}
  74         '';
  75     };
  76     systemd.services = lib.mapAttrs' (k: v: lib.nameValuePair ("phpfpm-nextcloud_farm_" + k) {
  77       after = lib.mkAfter [ "postgresql.service" ];
  78       wants = [ "postgresql.service" ];
  79     }) cfg.instances;
  80     services.phpfpm.pools = lib.mapAttrs' (k: v: lib.nameValuePair ("nextcloud_farm_" + k) {
  81       user = apacheUser;
  82       group = apacheGroup;
  83       settings = {
  84         "listen.owner" = apacheUser;
  85         "listen.group" = apacheGroup;
  86         "pm" = "dynamic";
  87         "pm.max_children" = "60";
  88         "pm.start_servers" = "3";
  89         "pm.min_spare_servers" = "3";
  90         "pm.max_spare_servers" = "3";
  91         "pm.process_idle_timeout" = "60";
  92
  93         "php_admin_value[output_buffering]" = "0";
  94         "php_admin_value[max_execution_time]" = "1800";
  95         "php_admin_value[zend_extension]" = "opcache";
  96         "php_value[apcu.enable_cli]" = "1";
  97         "php_value[apcu.enabled]" = "1";
  98         #already enabled by default?
  99         #"php_value[opcache.enable]" = "1";
 100         "php_value[opcache.enable_cli]" = "1";
 101         "php_value[opcache.interned_strings_buffer]" = "8";
 102         "php_value[opcache.max_accelerated_files]" = "10000";
 103         "php_value[opcache.memory_consumption]" = "128";
 104         "php_value[opcache.save_comments]" = "1";
 105         "php_value[opcache.revalidate_freq]" = "1";
 106         "php_admin_value[memory_limit]" = "512M";
 107
 108         "php_admin_value[open_basedir]" = "/run/wrappers/bin/sendmail:${toPhpBaseDir k}:/proc/meminfo:/dev/urandom:/proc/self/fd:/tmp";
 109         "php_admin_value[session.save_handler]" = "redis";
 110         "php_admin_value[session.save_path]" = "'unix:///run/redis-php-sessions/redis.sock?persistent=1&prefix=Tools:NextcloudFarm:${k}:'";
 111       };
 112       inherit phpPackage;
 113     }) cfg.instances;
 114     users.users.root.packages = let
 115       toOcc = name: pkgs.writeScriptBin "nextcloud-occ-${name}" ''
 116         #! ${pkgs.stdenv.shell}
 117         cd ${cfg.rootDirs."${name}"}
 118         NEXTCLOUD_CONFIG_DIR="${toVardir name}" \
 119           exec \
 120           sudo -E -u wwwrun ${phpPackage}/bin/php \
 121           -c ${phpPackage}/etc/php.ini \
 122           occ $*
 123         '';
 124       in lib.mapAttrsToList (name: v: toOcc name) cfg.instances;
 125     services.cron = {
 126       enable = true;
 127       systemCronJobs = let
 128         toScript = name: pkgs.writeScriptBin "nextcloud-cron" ''
 129           #! ${pkgs.stdenv.shell}
 130           export LOCALE_ARCHIVE=/run/current-system/sw/lib/locale/locale-archive
 131           export PATH=/run/wrappers/bin:$PATH
 132           export NEXTCLOUD_CONFIG_DIR="${toVardir name}"
 133           ${phpPackage}/bin/php -c ${phpPackage}/etc/php.ini -d memory_limit=512M -f ${cfg.rootDirs."${name}"}/cron.php
 134           '';
 135         toLine = name: ''
 136           */15 * * * * wwwrun ${toScript name}/bin/nextcloud-cron
 137           '';
 138         in lib.mapAttrsToList (name: v: toLine name) cfg.instances;
 139     };
 140   };
 141 }