liminix-fork/pkgs/s6-rc-database/default.nix

32 lines
732 B
Nix
Raw Normal View History

2022-09-26 16:59:21 +02:00
# generate s6-rc database, by generating closure of all
# config.services and calling s6-rc-compile on them
{
stdenvNoCC
, buildPackages
, closureInfo
, writeText
, services ? []
}:
let closure-info = closureInfo { rootPaths = services; };
in stdenvNoCC.mkDerivation {
name = "s6-rc-database";
nativeBuildInputs = [buildPackages.s6-rc];
builder = writeText "find-s6-services" ''
source $stdenv/setup
mkdir -p $out
srcs=""
shopt -s nullglob
for i in $(cat ${closure-info}/store-paths ); do
if test -d $i; then
for j in $i/* ; do
if test -f $j/type ; then
srcs="$srcs $i"
fi
done
fi
done
s6-rc-compile $out/compiled $srcs
'';
}