dragnpkgs/lib/fetchsteam/default.nix

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2024-04-15 19:57:00 +00:00
{ lib, stdenvNoCC, system, cacert, depotdownloader }:
let
checkDepot = depot: with builtins;
hasAttr "depotId" depot && hasAttr "manifestId" depot;
depotFormat = "{ depotId = ...; manifestId = ...; [beta = ...;] }";
in lib.makeOverridable (
{
name ? null,
appId,
depot,
additionalDepots ? [],
hash
}:
if ! checkDepot depot then
throw "Invalid format for depot: must be ${depotFormat}"
else if ! builtins.all checkDepot additionalDepots then
throw "Invalid format for additionalDepots: must be ${depotFormat}"
else
let
depotOs =
if system == "x86_64-linux" then
"linux"
else
throw "fetchFromSteam does not currently support systems other than x86_64-linux";
makeDepotArg = depot:
"-app ${appId} -depot ${depot.depotId} -manifest ${depot.manifestId} -os ${depotOs}"
+ (lib.optionalString (builtins.hasAttr "beta" depot) " -beta ${depot.beta}");
depotArgs = builtins.map makeDepotArg [ depot ] ++ additionalDepots;
in stdenvNoCC.mkDerivation {
name = "steam-depot-${appId}" + (lib.optionalString (name != null) "-${name}");
builder = ./builder.sh;
inherit appId;
inherit depotArgs;
nativeBuildInputs = [
depotdownloader
cacert
];
SSL_CERT_FILE = "${cacert}/etc/ssl/certs/ca-bundle.crt";
# impureEnvVars are not handled here
# if used in an environment with eg, an http proxy, consult DepotDownloader and/or .NET for how to
# configure that sort of thing
outputHashMode = "recursive";
outputHash = hash;
preferLocalBuild = true;
})