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|
{ config, pkgs, lib, ... }:
let
inherit (builtins)
filter isAttrs isBool ;
inherit (lib)
concatStringsSep filterAttrs foldl hasPrefix
mapAttrsToList mkIf mkOption types ;
inherit (types)
attrsOf bool either enum int nullOr package path str
submodule ;
explicit = filterAttrs (n: v: n != "_module" && v != null);
concatNonEmpty = sep: list: concatStringsSep sep (filter (s: s != "") list);
attrs = opts: submodule { options = opts; };
default = d: t: mkOption { type = t; default = d; };
mandatory = t: mkOption { type = t; };
optional = t: mkOption { type = nullOr t; default = null; };
instances = explicit (config.nixsap.apps.php-fpm);
users = mapAttrsToList (_: v: v.pool.user) instances;
mkService = name: cfg:
let
show = v: if isBool v then (if v then "yes" else "no") else toString v;
mkGroup = group: opts: main:
let f = k: v: if k == main
then "${group} = ${show v}"
else "${group}.${k} = ${show v}";
in concatNonEmpty "\n" (mapAttrsToList f (explicit opts));
mkEnv = t: k: v: "${t}[${k}] = ${show v}";
mkPool = k: v:
if k == "listen" then mkGroup k v "socket"
else if k == "env" || hasPrefix "php_" k then concatNonEmpty "\n" (mapAttrsToList (mkEnv k) v)
else if k == "pm" then mkGroup k v "strategy"
else if isAttrs v then mkGroup k v ""
else "${k} = ${show v}";
mkGlobal = k: v:
if k == "php-ini" || k == "pool" || k == "package" then ""
else if isAttrs v then mkGroup k v ""
else "${k} = ${show v}";
conf = pkgs.writeText "php-fpm-${name}.conf" ''
[global]
daemonize = no
${concatNonEmpty "\n" (mapAttrsToList mkGlobal (explicit cfg))}
[pool]
${concatNonEmpty "\n" (mapAttrsToList mkPool (explicit cfg.pool))}
'';
exec = "${cfg.package}/bin/php-fpm --fpm-config ${conf} "
+ ( if cfg.php-ini != null
then "--php-ini ${cfg.php-ini}"
else "--no-php-ini" );
in {
"php-fpm-${name}" = {
description = "PHP FastCGI Process Manager (${name})";
after = [ "local-fs.target" ];
wantedBy = [ "multi-user.target" ];
serviceConfig = {
ExecStart = exec;
Restart = "always";
};
};
};
in {
options.nixsap.apps.php-fpm = default {}
(attrsOf (submodule( { config, name, ... }: {
options = {
package = default pkgs.php package;
emergency_restart_interval = optional int;
emergency_restart_threshold = optional int;
error_log = default "/var/log/php-fpm-${name}.log" path;
log_level = optional (enum ["alert" "error" "warning" "notice" "debug"]);
php-ini = optional path;
process_control_timeout = optional int;
rlimit_core = optional int;
rlimit_files = optional int;
process = optional (attrs {
max = optional int;
priority = optional int;
});
pool = default {} (submodule({
options = {
catch_workers_output = optional bool;
chdir = optional path;
clear_env = optional bool;
env = default {} (attrsOf str);
php_admin_flag = default {} (attrsOf bool);
php_admin_value = default {} (attrsOf (either str int));
php_flag = default {} (attrsOf bool);
php_value = default {} (attrsOf (either str int));
request_terminate_timeout = optional int;
rlimit_core = optional int;
rlimit_files = optional int;
user = default "php-fpm-${name}" str;
listen = default {} (attrs {
acl_groups = optional str;
backlog = optional int;
group = optional str;
mode = optional str;
owner = default config.pool.user str;
socket = default "/run/php-fpm-${name}.sock" path;
});
pm = mandatory (attrs {
max_children = mandatory int;
max_requests = optional int;
max_spare_servers = optional int;
min_spare_servers = optional int;
start_servers = optional int;
status_path = optional path;
strategy = mandatory (enum ["static" "ondemand" "dynamic"]);
});
ping = optional (attrs {
path = optional path;
response = optional str;
});
};
}));
};
})));
config = mkIf ({} != instances) {
nixsap.system.users.daemons = users;
systemd.services = foldl (a: b: a//b) {} (mapAttrsToList mkService instances);
};
}
|
