From 54d97019c035ccccceb53fb8531d1bc8bea5816a Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Isma=C3=ABl=20Bouya?= <ismael.bouya@normalesup.org>
Date: Sat, 22 May 2021 01:00:39 +0200
Subject: Add files for ressourcerie

---
 modules/private/websites/tools/cloud/farm.nix | 123 ++++++++++++++++++++++++++
 1 file changed, 123 insertions(+)
 create mode 100644 modules/private/websites/tools/cloud/farm.nix

(limited to 'modules/private/websites/tools')

diff --git a/modules/private/websites/tools/cloud/farm.nix b/modules/private/websites/tools/cloud/farm.nix
new file mode 100644
index 0000000..7be774c
--- /dev/null
+++ b/modules/private/websites/tools/cloud/farm.nix
@@ -0,0 +1,123 @@
+{ lib, pkgs, config, ... }:
+let
+  cfg = config.myServices.tools.cloud.farm;
+  apacheUser = config.services.httpd.Prod.user;
+  apacheGroup = config.services.httpd.Prod.group;
+  nextcloud = (pkgs.webapps.nextcloud.override { varDir = null; }).withApps (a: [
+    a.apporder a.audioplayer a.bookmarks a.calendar a.carnet a.contacts
+    a.cookbook a.deck a.extract a.files_markdown a.files_readmemd
+    a.flowupload a.gpxedit a.gpxpod a.impersonate a.keeweb a.maps
+    a.metadata a.music a.notes a.ocsms a.passman a.polls a.spreed
+    a.tasks
+  ]);
+  toVardir = name: "/var/lib/nextcloud_farm/${name}";
+  varDirs = map toVardir cfg.instances;
+  phpBaseDir = builtins.concatStringsSep ":" ([ nextcloud ] ++ varDirs ++ nextcloud.apps);
+  toVhost = name: ''
+    SetEnvIf Authorization "(.*)" HTTP_AUTHORIZATION=$1
+    SetEnv NEXTCLOUD_CONFIG_DIR "${toVardir name}"
+    <Directory ${nextcloud}>
+      AcceptPathInfo On
+      DirectoryIndex index.php
+      Options FollowSymlinks
+      Require all granted
+      AllowOverride all
+
+      <IfModule mod_headers.c>
+        Header always set Strict-Transport-Security "max-age=15552000; includeSubDomains; preload"
+      </IfModule>
+      <FilesMatch "\.php$">
+        CGIPassAuth on
+        SetHandler "proxy:unix:${config.services.phpfpm.pools.nextcloud_farm.socket}|fcgi://localhost"
+      </FilesMatch>
+
+    </Directory>
+    '';
+in
+{
+  options.myServices.tools.cloud.farm = {
+    instances = lib.mkOption {
+      description = "Instances names for the nextcloud Farm";
+      default = [];
+      type = lib.types.listOf lib.types.str;
+    };
+    vhosts = lib.mkOption {
+      description = "Instance vhosts configs";
+      readOnly = true;
+      type = lib.types.attrsOf lib.types.str;
+      default = lib.genAttrs cfg.instances toVhost;
+    };
+    package = lib.mkOption {
+      description = "Nextcloud derivation";
+      readOnly = true;
+      type = lib.types.package;
+      default = nextcloud;
+    };
+  };
+
+  config = lib.mkIf (builtins.length cfg.instances > 0) {
+    system.activationScripts.cloud_farm_vardirs = {
+      deps = [ "httpd" ];
+      text = ''
+        install -m 0755 -o ${apacheUser} -g ${apacheGroup} -d ${builtins.concatStringsSep " " varDirs}
+        install -m 0755 -o ${apacheUser} -g ${apacheGroup} -d /var/lib/nextcloud_farm/phpSessions
+        '';
+    };
+    systemd.services.phpfpm-nextcloud_farm.after = lib.mkAfter [ "postgresql.service" ];
+    systemd.services.phpfpm-nextcloud_farm.wants = [ "postgresql.service" ];
+    services.phpfpm.pools.nextcloud_farm = {
+      user = apacheUser;
+      group = apacheGroup;
+      settings = {
+        "listen.owner" = apacheUser;
+        "listen.group" = apacheGroup;
+        "pm" = "ondemand";
+        "pm.max_children" = "60";
+        "pm.process_idle_timeout" = "60";
+
+        "php_admin_value[output_buffering]" = "0";
+        "php_admin_value[max_execution_time]" = "1800";
+        "php_admin_value[zend_extension]" = "opcache";
+        #already enabled by default?
+        #"php_value[opcache.enable]" = "1";
+        "php_value[opcache.enable_cli]" = "1";
+        "php_value[opcache.interned_strings_buffer]" = "8";
+        "php_value[opcache.max_accelerated_files]" = "10000";
+        "php_value[opcache.memory_consumption]" = "128";
+        "php_value[opcache.save_comments]" = "1";
+        "php_value[opcache.revalidate_freq]" = "1";
+        "php_admin_value[memory_limit]" = "512M";
+
+        "php_admin_value[open_basedir]" = "/run/wrappers/bin/sendmail:${phpBaseDir}:/proc/meminfo:/dev/urandom:/proc/self/fd:/tmp";
+        "php_admin_value[session.save_path]" = "/var/lib/nextcloud_farm/phpSessions";
+      };
+      phpPackage = pkgs.php74.withExtensions({ enabled, all }: enabled ++ [ all.redis all.apcu all.opcache ]);
+    };
+    users.users.root.packages = let
+      toOcc = name: pkgs.writeScriptBin "nextcloud-occ-${name}" ''
+        #! ${pkgs.stdenv.shell}
+        cd ${nextcloud}
+        NEXTCLOUD_CONFIG_DIR="${toVardir name}" \
+          exec \
+          sudo -E -u wwwrun ${pkgs.php74}/bin/php \
+          -c ${pkgs.php74}/etc/php.ini \
+          occ $*
+        '';
+      in map toOcc cfg.instances;
+    services.cron = {
+      enable = true;
+      systemCronJobs = let
+        toScript = name: pkgs.writeScriptBin "nextcloud-cron" ''
+          #! ${pkgs.stdenv.shell}
+          export LOCALE_ARCHIVE=/run/current-system/sw/lib/locale/locale-archive
+          export PATH=/run/wrappers/bin:$PATH
+          export NEXTCLOUD_CONFIG_DIR="${toVardir name}"
+          ${pkgs.php74}/bin/php -d memory_limit=512M -f ${nextcloud}/cron.php
+          '';
+        toLine = name: ''
+          */15 * * * * wwwrun ${toScript name}/bin/nextcloud-cron
+          '';
+        in map toLine cfg.instances;
+    };
+  };
+}
-- 
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