280 lines
9.1 KiB
Nix
280 lines
9.1 KiB
Nix
{ config, lib, pkgs, ... }:
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with lib;
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let
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cfg = config.services.phpfpm;
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runtimeDir = "/run/phpfpm";
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toStr = value:
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if true == value then "yes"
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else if false == value then "no"
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else toString value;
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fpmCfgFile = pool: poolOpts: pkgs.writeText "phpfpm-${pool}.conf" ''
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[global]
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${concatStringsSep "\n" (mapAttrsToList (n: v: "${n} = ${toStr v}") cfg.settings)}
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${optionalString (cfg.extraConfig != null) cfg.extraConfig}
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[${pool}]
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${concatStringsSep "\n" (mapAttrsToList (n: v: "${n} = ${toStr v}") poolOpts.settings)}
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${concatStringsSep "\n" (mapAttrsToList (n: v: "env[${n}] = ${toStr v}") poolOpts.phpEnv)}
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${optionalString (poolOpts.extraConfig != null) poolOpts.extraConfig}
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'';
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phpIni = poolOpts: pkgs.runCommand "php.ini" {
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inherit (poolOpts) phpPackage phpOptions;
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preferLocalBuild = true;
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nixDefaults = ''
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sendmail_path = "/run/wrappers/bin/sendmail -t -i"
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'';
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passAsFile = [ "nixDefaults" "phpOptions" ];
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} ''
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cat $phpPackage/etc/php.ini $nixDefaultsPath $phpOptionsPath > $out
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'';
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poolOpts = { name, ... }:
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let
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poolOpts = cfg.pools.${name};
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in
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{
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options = {
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socket = mkOption {
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type = types.str;
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readOnly = true;
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description = ''
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Path to the unix socket file on which to accept FastCGI requests.
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<note><para>This option is read-only and managed by NixOS.</para></note>
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'';
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};
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listen = mkOption {
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type = types.str;
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default = "";
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example = "/path/to/unix/socket";
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description = ''
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The address on which to accept FastCGI requests.
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'';
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};
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phpPackage = mkOption {
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type = types.package;
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default = cfg.phpPackage;
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defaultText = "config.services.phpfpm.phpPackage";
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description = ''
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The PHP package to use for running this PHP-FPM pool.
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'';
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};
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phpOptions = mkOption {
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type = types.lines;
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default = cfg.phpOptions;
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defaultText = "config.services.phpfpm.phpOptions";
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description = ''
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"Options appended to the PHP configuration file <filename>php.ini</filename> used for this PHP-FPM pool."
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'';
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};
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phpEnv = lib.mkOption {
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type = with types; attrsOf str;
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default = {};
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description = ''
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Environment variables used for this PHP-FPM pool.
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'';
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example = literalExample ''
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{
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HOSTNAME = "$HOSTNAME";
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TMP = "/tmp";
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TMPDIR = "/tmp";
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TEMP = "/tmp";
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}
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'';
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};
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user = mkOption {
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type = types.str;
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description = "User account under which this pool runs.";
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};
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group = mkOption {
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type = types.str;
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description = "Group account under which this pool runs.";
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};
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settings = mkOption {
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type = with types; attrsOf (oneOf [ str int bool ]);
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default = {};
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description = ''
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PHP-FPM pool directives. Refer to the "List of pool directives" section of
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<link xlink:href="https://www.php.net/manual/en/install.fpm.configuration.php"/>
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for details. Note that settings names must be enclosed in quotes (e.g.
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<literal>"pm.max_children"</literal> instead of <literal>pm.max_children</literal>).
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'';
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example = literalExample ''
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{
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"pm" = "dynamic";
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"pm.max_children" = 75;
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"pm.start_servers" = 10;
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"pm.min_spare_servers" = 5;
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"pm.max_spare_servers" = 20;
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"pm.max_requests" = 500;
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}
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'';
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};
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extraConfig = mkOption {
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type = with types; nullOr lines;
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default = null;
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description = ''
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Extra lines that go into the pool configuration.
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See the documentation on <literal>php-fpm.conf</literal> for
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details on configuration directives.
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'';
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};
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};
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config = {
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socket = if poolOpts.listen == "" then "${runtimeDir}/${name}.sock" else poolOpts.listen;
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group = mkDefault poolOpts.user;
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settings = mapAttrs (name: mkDefault){
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listen = poolOpts.socket;
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user = poolOpts.user;
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group = poolOpts.group;
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};
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};
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};
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in {
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options = {
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services.phpfpm = {
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settings = mkOption {
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type = with types; attrsOf (oneOf [ str int bool ]);
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default = {};
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description = ''
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PHP-FPM global directives. Refer to the "List of global php-fpm.conf directives" section of
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<link xlink:href="https://www.php.net/manual/en/install.fpm.configuration.php"/>
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for details. Note that settings names must be enclosed in quotes (e.g.
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<literal>"pm.max_children"</literal> instead of <literal>pm.max_children</literal>).
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You need not specify the options <literal>error_log</literal> or
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<literal>daemonize</literal> here, since they are generated by NixOS.
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'';
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};
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extraConfig = mkOption {
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type = with types; nullOr lines;
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default = null;
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description = ''
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Extra configuration that should be put in the global section of
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the PHP-FPM configuration file. Do not specify the options
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<literal>error_log</literal> or
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<literal>daemonize</literal> here, since they are generated by
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NixOS.
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'';
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};
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phpPackage = mkOption {
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type = types.package;
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default = pkgs.php;
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defaultText = "pkgs.php";
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description = ''
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The PHP package to use for running the PHP-FPM service.
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'';
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};
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phpOptions = mkOption {
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type = types.lines;
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default = "";
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example =
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''
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date.timezone = "CET"
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'';
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description = ''
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Options appended to the PHP configuration file <filename>php.ini</filename>.
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'';
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};
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pools = mkOption {
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type = types.attrsOf (types.submodule poolOpts);
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default = {};
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example = literalExample ''
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{
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mypool = {
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user = "php";
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group = "php";
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phpPackage = pkgs.php;
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settings = '''
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"pm" = "dynamic";
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"pm.max_children" = 75;
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"pm.start_servers" = 10;
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"pm.min_spare_servers" = 5;
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"pm.max_spare_servers" = 20;
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"pm.max_requests" = 500;
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''';
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}
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}'';
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description = ''
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PHP-FPM pools. If no pools are defined, the PHP-FPM
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service is disabled.
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'';
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};
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};
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};
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config = mkIf (cfg.pools != {}) {
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warnings =
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mapAttrsToList (pool: poolOpts: ''
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Using config.services.phpfpm.pools.${pool}.listen is deprecated and will become unsupported in a future release. Please reference the read-only option config.services.phpfpm.pools.${pool}.socket to access the path of your socket.
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'') (filterAttrs (pool: poolOpts: poolOpts.listen != "") cfg.pools) ++
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mapAttrsToList (pool: poolOpts: ''
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Using config.services.phpfpm.pools.${pool}.extraConfig is deprecated and will become unsupported in a future release. Please migrate your configuration to config.services.phpfpm.pools.${pool}.settings.
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'') (filterAttrs (pool: poolOpts: poolOpts.extraConfig != null) cfg.pools) ++
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optional (cfg.extraConfig != null) ''
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Using config.services.phpfpm.extraConfig is deprecated and will become unsupported in a future release. Please migrate your configuration to config.services.phpfpm.settings.
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''
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;
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services.phpfpm.settings = {
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error_log = "syslog";
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daemonize = false;
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};
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systemd.slices.phpfpm = {
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description = "PHP FastCGI Process manager pools slice";
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};
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systemd.targets.phpfpm = {
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description = "PHP FastCGI Process manager pools target";
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wantedBy = [ "multi-user.target" ];
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};
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systemd.services = mapAttrs' (pool: poolOpts:
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nameValuePair "phpfpm-${pool}" {
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description = "PHP FastCGI Process Manager service for pool ${pool}";
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after = [ "network.target" ];
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wantedBy = [ "phpfpm.target" ];
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partOf = [ "phpfpm.target" ];
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serviceConfig = let
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cfgFile = fpmCfgFile pool poolOpts;
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iniFile = phpIni poolOpts;
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in {
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Slice = "phpfpm.slice";
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PrivateDevices = true;
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ProtectSystem = "full";
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ProtectHome = true;
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# XXX: We need AF_NETLINK to make the sendmail SUID binary from postfix work
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RestrictAddressFamilies = "AF_UNIX AF_INET AF_INET6 AF_NETLINK";
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Type = "notify";
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ExecStart = "${poolOpts.phpPackage}/bin/php-fpm -y ${cfgFile} -c ${iniFile}";
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ExecReload = "${pkgs.coreutils}/bin/kill -USR2 $MAINPID";
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RuntimeDirectory = "phpfpm";
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RuntimeDirectoryPreserve = true; # Relevant when multiple processes are running
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};
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}
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) cfg.pools;
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};
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}
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