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|
{ config
, lib
, pkgs
, ...
}:
let
cfg = config.services.woodpecker-agents;
agentModule = lib.types.submodule {
options = {
package = lib.mkPackageOptionMD pkgs "woodpecker-agent" { };
environment = lib.mkOption {
default = { };
type = lib.types.attrsOf lib.types.str;
example = lib.literalExpression ''
{
WOODPECKER_SERVER = "localhost:9000";
WOODPECKER_BACKEND = "docker";
DOCKER_HOST = "unix:///run/podman/podman.sock";
}
'';
description = lib.mdDoc "woodpecker-agent config envrionment variables, for other options read the [documentation](https://woodpecker-ci.org/docs/administration/agent-config)";
};
extraGroups = lib.mkOption {
default = null;
type = lib.types.nullOr (lib.types.listOf lib.types.str);
example = [ "podman" ];
description = lib.mdDoc ''
Additional groups for the systemd service.
'';
};
environmentFile = lib.mkOption {
type = lib.types.nullOr lib.types.path;
default = null;
example = "/var/secrets/woodpecker-agent.env";
description = lib.mdDoc ''
File to load environment variables
from. This is helpful for specifying secrets.
Example content of environmentFile:
```
WOODPECKER_AGENT_SECRET=your-shared-secret-goes-here
```
'';
};
};
};
mkAgentService = name: agentCfg: {
name = "woodpecker-agent-${name}";
value = {
description = "Woodpecker-Agent Service - ${name}";
wantedBy = [ "multi-user.target" ];
after = [ "network-online.target" ];
wants = [ "network-online.target" ];
serviceConfig = {
DynamicUser = true;
SupplementaryGroups = lib.optionals (agentCfg.extraGroups != null) agentCfg.extraGroups;
EnvironmentFile = lib.optional (agentCfg.environmentFile != null) agentCfg.environmentFile;
ExecStart = lib.getExe agentCfg.package;
Restart = "on-failure";
RestartSec = 15;
CapabilityBoundingSet = "";
NoNewPrivileges = true;
ProtectSystem = "strict";
PrivateTmp = true;
PrivateDevices = true;
PrivateUsers = true;
ProtectHostname = true;
ProtectClock = true;
ProtectKernelTunables = true;
ProtectKernelModules = true;
ProtectKernelLogs = true;
ProtectControlGroups = true;
RestrictAddressFamilies = [ "AF_UNIX AF_INET AF_INET6" ];
LockPersonality = true;
MemoryDenyWriteExecute = true;
RestrictRealtime = true;
RestrictSUIDSGID = true;
PrivateMounts = true;
SystemCallArchitectures = "native";
SystemCallFilter = "~@clock @privileged @cpu-emulation @debug @keyring @module @mount @obsolete @raw-io @reboot @setuid @swap";
};
inherit (agentCfg) environment;
};
};
in
{
meta.maintainers = [ lib.maintainers.janik ];
options = {
services.woodpecker-agents = {
enable = lib.mkEnableOption (lib.mdDoc "the Woodpecker-Agent, Agents execute tasks generated by a Server, every install will need one server and at least one agent");
agents = lib.mkOption {
default = { };
type = lib.types.attrsOf agentModule;
example = {
docker = {
environment = {
WOODPECKER_SERVER = "localhost:9000";
WOODPECKER_BACKEND = "docker";
DOCKER_HOST = "unix:///run/podman/podman.sock";
};
extraGroups = [ "docker" ];
environmentFile = "/run/secrets/woodpecker/agent-secret.txt";
};
exec = {
environment = {
WOODPECKER_SERVER = "localhost:9000";
WOODPECKER_BACKEND = "exec";
};
environmentFile = "/run/secrets/woodpecker/agent-secret.txt";
};
};
description = lib.mdDoc "woodpecker-agents configurations";
};
};
};
config = lib.mkIf cfg.enable {
systemd.services = lib.mapAttrs' mkAgentService cfg.agents;
};
}
|
