tvl-depot/tools/url-blocker/default.nix
William Carroll e4ddc3ba75 Prefer builtins.path
Thanks to the Nix anti-patterns documented here...

https://nix.dev/anti-patterns/language.html#reproducability-referencing-top-level-directory-with

...I'm cleaning up some of my Nix expressions. Read the article for more
context.
2020-07-02 13:28:59 +01:00

35 lines
669 B
Nix

{ ... }:
let
pkgs = import <unstable> {};
ghc = pkgs.haskellPackages.ghcWithPackages (hpkgs: [
hpkgs.time
hpkgs.aeson
hpkgs.either
]);
# This is the systemd service unit
service = pkgs.stdenv.mkDerivation {
name = "url-blocker";
src = builtins.path { path = ./.; name = "url-blocker"; };
buildPhase = ''
${ghc}/bin/ghc Main.hs
'';
installPhase = ''
mv ./Main $out
'';
};
# This is the systemd timer unit.
# Run once every minute.
# Give root privilege.
systemdUnit = {
systemd = {
timers.simple-timer = {
wantedBy = [ "timers.target" ];
partOf = [];
};
};
};
in null