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|
{ config, pkgs, lib, ... }:
with builtins // lib;
let
cfg = config.services.cooklang-chef;
args = escapeShellArgs ([
"--port"
(toString cfg.port)
"--path"
cfg.recipeRoot
] ++ cfg.extraArgs);
in {
options.services.cooklang-chef = {
enable = mkEnableOption "cooklang-chef webserver";
package = mkPackageOption pkgs "cooklang-chef" {};
recipeRoot = mkOption {
type = types.path;
default = "${cfg.dataDir}/cookbook";
};
user = mkOption {
type = types.str;
default = "cooklang-chef";
};
group = mkOption {
type = types.str;
default = "cooklang-chef";
};
dataDir = mkOption {
type = types.path;
default = "/var/lib/cooklang-chef";
description = ''
Home directory for ${cfg.user}.
'';
};
port = mkOption {
type = types.port;
default = 9080;
};
extraArgs = mkOption {
type = with types; listOf str;
default = [];
};
nginx = {
enable = mkEnableOption "nginx reverse proxy";
virtualHost = mkOption {
type = types.str;
example = mdDoc ''
cook.example.com
'';
};
location = mkOption {
type = types.str;
default = "/";
};
};
restartOnChanges = mkEnableOption "Restart cooklang-chef service on changes to ${cfg.recipeRoot}";
};
config = mkIf cfg.enable {
users = {
users = mkIf (cfg.user == "cooklang-chef") {
${cfg.user} = {
isSystemUser = true;
group = cfg.group;
home = cfg.dataDir;
};
};
groups = mkIf (cfg.group == "cooklang-chef") {
${cfg.group} = {};
};
};
systemd.services.cooklang-chef = {
description = "A website for serving cooklang cookbooks";
after = [ "network.target" ];
requires = [ "network.target" ];
wantedBy = [ "multi-user.target" ];
unitConfig.RequiresMountsFor = cfg.recipeRoot;
serviceConfig = {
StateDirectory = "cooklang-chef cooklang-chef/.config";
StateDirectoryMode = "0750";
ExecStart = "${getExe cfg.package} serve ${args}";
User = cfg.user;
Group = cfg.group;
IPAddressAllow = "localhost";
IPAddressDeny = "any";
LockPersonality = true;
MemoryDenyWriteExecute = true;
NoNewPrivileges = true;
PrivateDevices = true;
PrivateTmp = true;
PrivateUsers = true;
ProcSubset = "pid";
ProtectClock = true;
ProtectControlGroups = true;
ProtectHome = true;
ProtectHostname = true;
ProtectKernelLogs = true;
ProtectKernelModules = true;
ProtectKernelTunables = true;
ProtectProc = "invisible";
ProtectSystem = "strict";
ReadWritePaths = cfg.dataDir;
RemoveIPC = true;
RestrictAddressFamilies = [ "AF_INET" "AF_INET6" ];
RestrictNamespaces = true;
RestrictRealtime = true;
RestrictSUIDSGID = true;
SystemCallArchitectures = "native";
SystemCallFilter = [ "@system-service" "~@privileged" "~@resources" ];
UMask = "0027";
WorkingDirectory = cfg.dataDir;
};
};
systemd.services.cooklang-chef-watcher = mkIf cfg.restartOnChanges {
description = "Restart cooklang-chef on file change";
after = [ "network.target" ];
wantedBy = [ "multi-user.target" ];
serviceConfig = {
ExecStart = "/run/current-system/sw/bin/systemctl restart cooklang-chef.service";
Type = "oneshot";
};
};
systemd.paths.cooklang-chef-watcher = mkIf cfg.restartOnChanges {
description = "Restart cooklang-chef on file change";
wantedBy = [ "multi-user.target" ];
pathConfig = {
Unit = "cooklang-chef-watcher.service";
PathChanged = cfg.recipeRoot;
};
};
services.nginx = mkIf cfg.nginx.enable {
enable = mkDefault true;
virtualHosts.${cfg.nginx.virtualHost} = {
locations.${cfg.nginx.location} = {
proxyPass = "http://127.0.0.1:${toString cfg.port}";
};
};
};
};
}
|
