tvl-depot/tvix/build/protos/default.nix

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{ depot, pkgs, ... }:
let
protos = depot.nix.sparseTree {
name = "build-protos";
root = depot.path.origSrc;
paths = [
# We need to include castore.proto (only), as it's referred.
../../castore/protos/castore.proto
./build.proto
./rpc_build.proto
../../../buf.yaml
../../../buf.gen.yaml
];
};
in
depot.nix.readTree.drvTargets {
inherit protos;
# Lints and ensures formatting of the proto files.
check = pkgs.stdenv.mkDerivation {
name = "proto-check";
src = protos;
nativeBuildInputs = [
pkgs.buf
];
buildPhase = ''
export HOME=$TMPDIR
buf lint
buf format -d --exit-code
touch $out
'';
};
# Produces the golang bindings.
go-bindings = pkgs.stdenv.mkDerivation {
name = "go-bindings";
src = protos;
nativeBuildInputs = [
pkgs.buf
pkgs.protoc-gen-go
pkgs.protoc-gen-go-grpc
];
buildPhase = ''
export HOME=$TMPDIR
buf generate
mkdir -p $out
cp tvix/build/protos/*.pb.go $out/
'';
};
}