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|
{ config, lib, pkgs, ... }:
with lib;
let
cfg = config.services.myPhpfpm;
enabled = cfg.poolConfigs != {} || cfg.pools != {};
stateDir = "/run/phpfpm";
poolConfigs = cfg.poolConfigs // mapAttrs mkPool cfg.pools;
mkPool = n: p: ''
listen = ${p.listen}
${p.extraConfig}
'';
fpmCfgFile = pool: poolConfig: pkgs.writeText "phpfpm-${pool}.conf" ''
[global]
error_log = syslog
daemonize = no
${cfg.extraConfig}
[${pool}]
${poolConfig}
'';
phpIni = poolPhpOptions: (pkgs.runCommand "php.ini" {
inherit (cfg) phpPackage phpOptions;
inherit poolPhpOptions;
nixDefaults = ''
sendmail_path = "/run/wrappers/bin/sendmail -t -i"
'';
passAsFile = [ "nixDefaults" "phpOptions" "poolPhpOptions" ];
} ''
cat $phpPackage/etc/php.ini $nixDefaultsPath $phpOptionsPath $poolPhpOptionsPath > $out
'');
in {
options = {
services.myPhpfpm = {
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>.";
};
serviceDependencies = mkOption {
default = {};
type = types.attrsOf (types.listOf types.string);
example = literalExample ''
{ mypool = ["postgresql.service"]; }
'';
description = ''
Extra service dependencies specific to pool.
'';
};
envFile = mkOption {
default = {};
type = types.attrsOf types.string;
example = literalExample ''
{ mypool = "path/to/file";
}
'';
description = ''
Extra environment file go into the service script.
'';
};
poolPhpConfigs = mkOption {
default = {};
type = types.attrsOf types.lines;
example = literalExample ''
{ mypool = '''
extension = some_extension.so
''';
}
'';
description = ''
Extra lines that go into the php configuration specific to pool.
'';
};
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 enabled {
systemd.slices.phpfpm = {
description = "PHP FastCGI Process manager pools slice";
};
systemd.targets.phpfpm = {
description = "PHP FastCGI Process manager pools target";
wantedBy = [ "multi-user.target" ];
};
systemd.services = flip mapAttrs' poolConfigs (pool: poolConfig:
nameValuePair "phpfpm-${pool}" {
description = "PHP FastCGI Process Manager service for pool ${pool}";
after = [ "network.target" ] ++ (cfg.serviceDependencies.${pool} or []);
wants = cfg.serviceDependencies.${pool} or [];
wantedBy = [ "phpfpm.target" ];
partOf = [ "phpfpm.target" ];
preStart = ''
mkdir -p ${stateDir}
'';
serviceConfig = let
cfgFile = fpmCfgFile pool poolConfig;
poolPhpIni = cfg.poolPhpConfigs.${pool} or "";
in {
EnvironmentFile = if builtins.hasAttr pool cfg.envFile then [cfg.envFile.${pool}] else [];
Slice = "phpfpm.slice";
PrivateDevices = true;
ProtectSystem = "full";
ProtectHome = true;
# XXX: We need AF_NETLINK to make the sendmail SUID binary from postfix work
RestrictAddressFamilies = "AF_UNIX AF_INET AF_INET6 AF_NETLINK";
Type = "notify";
ExecStart = "${cfg.phpPackage}/bin/php-fpm -y ${cfgFile} -c ${phpIni poolPhpIni}";
ExecReload = "${pkgs.coreutils}/bin/kill -USR2 $MAINPID";
};
}
);
};
}
|
