72 lines
1.6 KiB
Nix
72 lines
1.6 KiB
Nix
{
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stdenvNoCC
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, s6-rc
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, lib
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, busybox
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, callPackage
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, writeScript
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}:
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let
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inherit (builtins) concatStringsSep;
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output = service: name: "/run/service-state/${service.name}/${name}";
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serviceScript = commands : ''
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#!${busybox}/bin/sh
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output() { cat $1/.outputs/$2; }
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${commands}
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'';
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service = {
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name
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, serviceType
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, run ? null
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, up ? null
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, down ? null
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, outputs ? []
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, notification-fd ? null
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, dependencies ? []
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, contents ? []
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} @ args: stdenvNoCC.mkDerivation {
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# we use stdenvNoCC to avoid generating derivations with names
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# like foo.service-mips-linux-musl
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inherit name serviceType up down run;
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buildInputs = dependencies ++ contents;
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dependencies = builtins.map (d: d.name) dependencies;
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contents = builtins.map (d: d.name) contents;
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notificationFd = notification-fd;
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builder = ./builder.sh;
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};
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longrun = {
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name
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, run
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, outputs ? []
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, notification-fd ? null
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, dependencies ? []
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} @ args: service (args //{
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serviceType = "longrun";
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run = serviceScript run;
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});
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oneshot = {
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name
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, up
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, down
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, outputs ? []
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, dependencies ? []
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, ...
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} @ args : service (args // {
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serviceType = "oneshot";
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up = writeScript "${name}-up" (serviceScript up);
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down= writeScript "${name}-down" (serviceScript down);
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});
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bundle = {
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name
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, contents ? []
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, dependencies ? []
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, ...
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} @ args: service (args // {
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serviceType = "bundle";
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inherit contents dependencies;
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});
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target = bundle;
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in {
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inherit target bundle oneshot longrun output;
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}
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