156 lines
3.7 KiB
Nix
156 lines
3.7 KiB
Nix
{config, pkgs, ...}:
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###### interface
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let
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inherit (pkgs.lib) mkOption mapAttrs getAttr fold
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mergeListOption mergeTypedOption mergeAttrsWithFunc;
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options = {
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services = {
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extraJobs = mkOption {
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default = [];
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example = [
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{ name = "test-job";
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job = ''
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description "nc"
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start on started network-interfaces
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respawn
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env PATH=/var/run/current-system/sw/bin
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exec sh -c "echo 'hello world' | ${pkgs.netcat}/bin/nc -l -p 9000"
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'';
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} ];
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# should have some checks to verify the syntax
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merge = pkgs.lib.mergeListOption;
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description = "
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Additional Upstart jobs.
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";
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};
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tools = {
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upstartJobs = mkOption {
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default = {};
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description = "
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List of functions which can be used to create upstart-jobs.
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";
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};
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};
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};
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tests = {
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upstartJobs = mkOption {
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internal = true;
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default = {};
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description = "
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Make it easier to build individual Upstart jobs. (e.g.,
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<command>nix-build /etc/nixos/nixos -A
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tests.upstartJobs.xserver</command>).
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";
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};
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};
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};
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in
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###### implementation
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let
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# should be moved to the corresponding jobs.
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nix = config.environment.nix;
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nixEnvVars = config.nix.envVars;
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kernelPackages = config.boot.kernelPackages;
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nssModulesPath = config.system.nssModules.path;
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modprobe = config.system.sbin.modprobe;
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mount = config.system.sbin.mount;
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makeJob = import ../upstart-jobs/make-job.nix {
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inherit (pkgs) runCommand;
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};
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optional = cond: service: pkgs.lib.optional cond (makeJob service);
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requiredTTYs = config.requiredTTYs;
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jobs = map makeJob
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([
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# Name service cache daemon.
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(import ../upstart-jobs/nscd.nix {
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inherit (pkgs) glibc;
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inherit nssModulesPath;
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})
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# Handles the maintenance/stalled event (single-user shell).
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(import ../upstart-jobs/maintenance-shell.nix {
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inherit (pkgs) bash;
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})
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# Ctrl-alt-delete action.
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(import ../upstart-jobs/ctrl-alt-delete.nix)
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])
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# ifplugd daemon for monitoring Ethernet cables.
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++ optional config.networking.interfaceMonitor.enable
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(import ../upstart-jobs/ifplugd.nix {
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inherit (pkgs) ifplugd writeScript bash;
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inherit config;
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})
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# Handles the reboot/halt events.
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++ (map
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(event: makeJob (import ../upstart-jobs/halt.nix {
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inherit (pkgs) bash utillinux;
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inherit event;
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}))
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["reboot" "halt" "system-halt" "power-off"]
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)
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# User-defined events.
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++ (map makeJob (config.services.extraJobs));
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command = import ../upstart-jobs/gather.nix {
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inherit (pkgs) runCommand;
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inherit jobs;
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};
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in
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{
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require = [
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options
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(import ./lib/default.nix)
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];
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environment = {
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etc = [{ # The Upstart events defined above.
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source = command + "/etc/event.d";
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target = "event.d";
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}]
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++ pkgs.lib.concatLists (map (job: job.extraEtc) jobs);
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extraPackages =
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pkgs.lib.concatLists (map (job: job.extraPath) jobs);
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};
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users = {
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extraUsers =
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pkgs.lib.concatLists (map (job: job.users) jobs);
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extraGroups =
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pkgs.lib.concatLists (map (job: job.groups) jobs);
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};
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services = {
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extraJobs = [
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# For the built-in logd job.
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{ jobDrv = pkgs.upstart; }
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];
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};
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tests = {
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# see test/test-upstart-job.sh
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upstartJobs = { recurseForDerivations = true; } //
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builtins.listToAttrs (map (job:
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{ name = if job ? jobName then job.jobName else job.name; value = job; }
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) jobs);
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};
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}
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