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|
{ config, lib, pkgs, ... }:
with lib;
let
cfg = config.services.phpfpm;
stateDir = "/run/phpfpm";
mkPool = n: p: ''
[${n}]
listen = ${p.listen}
${p.extraConfig}
'';
cfgFile = pkgs.writeText "phpfpm.conf" ''
[global]
error_log = syslog
daemonize = no
${cfg.extraConfig}
${concatStringsSep "\n" (mapAttrsToList mkPool cfg.pools)}
${concatStringsSep "\n" (mapAttrsToList (n: v: "[${n}]\n${v}") cfg.poolConfigs)}
'';
phpIni = pkgs.runCommand "php.ini" {
inherit (cfg) phpPackage phpOptions;
passAsFile = [ "phpOptions" ];
} ''
cat $phpPackage/etc/php.ini $phpOptionsFile > $out
'';
in {
options = {
services.phpfpm = {
extraConfig = mkOption {
type = types.lines;
default = "";
description = ''
Extra configuration that should be put in the global section of
the PHP-FPM configuration file. Do not specify the options
<literal>error_log</literal> or
<literal>daemonize</literal> here, since they are generated by
NixOS.
'';
};
phpPackage = mkOption {
type = types.package;
default = pkgs.php;
defaultText = "pkgs.php";
description = ''
The PHP package to use for running the PHP-FPM service.
'';
};
phpOptions = mkOption {
type = types.lines;
default = "";
example =
''
date.timezone = "CET"
'';
description =
"Options appended to the PHP configuration file <filename>php.ini</filename>.";
};
poolConfigs = mkOption {
default = {};
type = types.attrsOf types.lines;
example = literalExample ''
{ mypool = '''
listen = /run/phpfpm/mypool
user = nobody
pm = dynamic
pm.max_children = 75
pm.start_servers = 10
pm.min_spare_servers = 5
pm.max_spare_servers = 20
pm.max_requests = 500
''';
}
'';
description = ''
A mapping between PHP-FPM pool names and their configurations.
See the documentation on <literal>php-fpm.conf</literal> for
details on configuration directives. If no pools are defined,
the phpfpm service is disabled.
'';
};
pools = mkOption {
type = types.attrsOf (types.submodule (import ./pool-options.nix {
inherit lib;
}));
default = {};
example = literalExample ''
{
mypool = {
listen = "/path/to/unix/socket";
extraConfig = '''
user = nobody
pm = dynamic
pm.max_children = 75
pm.start_servers = 10
pm.min_spare_servers = 5
pm.max_spare_servers = 20
pm.max_requests = 500
''';
}
}'';
description = ''
PHP-FPM pools. If no pools or poolConfigs are defined, the PHP-FPM
service is disabled.
'';
};
};
};
config = mkIf (cfg.pools != {} || cfg.poolConfigs != {}) {
systemd.services.phpfpm = {
wantedBy = [ "multi-user.target" ];
preStart = ''
mkdir -p "${stateDir}"
'';
serviceConfig = {
Type = "notify";
ExecStart = "${cfg.phpPackage}/bin/php-fpm -y ${cfgFile} -c ${phpIni}";
ExecReload = "${pkgs.coreutils}/bin/kill -USR2 $MAINPID";
};
};
};
}
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