nixpkgs/pkgs/servers/dns/ncdns/default.nix
2022-10-25 15:28:41 +02:00

112 lines
2.6 KiB
Nix

{ lib
, buildGoModule
, fetchFromGitHub
, nixosTests
, libcap
}:
let
# ncdns source
ncdns = fetchFromGitHub {
owner = "namecoin";
repo = "ncdns";
rev = "5adda8d4726d389597df432eb2e17eac1677cea2";
sha256 = "sha256-Q/RrUTY4WfrByvQv1eCX29DQNf2vSIR29msmhgS73xk=";
};
# script to patch the crypto/x509 package
x509 = fetchFromGitHub {
owner = "namecoin";
repo = "x509-compressed";
rev = "2e30a62a69dac54a977410f283308df232a5d244";
sha256 = "sha256-/Bd1gYjguj8AiKHyiaIKT+Y3R7kq5gLZlJhY9g/xFXk=";
# ncdns must be put in a subdirectory for this to work.
postFetch = ''
cp -r --no-preserve=mode "${ncdns}" "$out/ncdns"
'';
};
in
buildGoModule {
pname = "ncdns";
version = "unstable-2022-10-07";
src = x509;
vendorSha256 = "sha256-ENtTnDsz5WhRz1kiqnWQ5vyEpZtgi7ZeYvksffgW78k=";
# Override the go-modules fetcher derivation to apply
# upstream's patch of the crypto/x509 library.
modBuildPhase = ''
go mod init github.com/namecoin/x509-compressed
go generate ./...
go mod tidy
cd ncdns
go mod init github.com/namecoin/ncdns
go mod edit \
-replace github.com/coreos/go-systemd=github.com/coreos/go-systemd/v22@latest \
-replace github.com/namecoin/x509-compressed=$NIX_BUILD_TOP/source
go mod tidy
'';
# Copy over the lockfiles as well, because the source
# doesn't contain it. The fixed-output derivation is
# probably not reproducible anyway.
modInstallPhase = ''
mv -t vendor go.mod go.sum
cp -r --reflink=auto vendor "$out"
'';
buildInputs = [ libcap ];
# The fetcher derivation must run with a different
# $sourceRoot, but buildGoModule doesn't allow that,
# so we use this ugly hack.
unpackPhase = ''
runHook preUnpack
unpackFile "$src"
sourceRoot=$PWD/source/ncdns
chmod -R u+w -- "$sourceRoot"
cd $sourceRoot
runHook postUpack
'';
# Same as above: can't use `patches` because that would
# be also applied to the fetcher derivation, thus failing.
patchPhase = ''
runHook prePatch
patch -p1 < ${./fix-tpl-path.patch}
runHook postPatch
'';
preBuild = ''
chmod -R u+w vendor
mv -t . vendor/go.{mod,sum}
'';
preCheck = ''
# needed to run the ncdns test suite
ln -s $PWD/vendor ../../go/src
'';
postInstall = ''
mkdir -p "$out/share"
cp -r _doc "$out/share/doc"
cp -r _tpl "$out/share/tpl"
'';
passthru.tests.ncdns = nixosTests.ncdns;
meta = with lib; {
description = "Namecoin to DNS bridge daemon";
homepage = "https://github.com/namecoin/ncdns";
license = licenses.gpl3Plus;
maintainers = with maintainers; [ rnhmjoj ];
};
}