nixpkgs/pkgs/applications/blockchains/nearcore/default.nix

{ rustPlatform, lib, fetchFromGitHub
, zlib, openssl
, pkg-config, protobuf, llvmPackages
}:
rustPlatform.buildRustPackage rec {
  pname = "nearcore";
  version = "1.30.1";

  # https://github.com/near/nearcore/tags
  src = fetchFromGitHub {
    owner = "near";
    repo = "nearcore";
    # there is also a branch for this version number, so we need to be explicit
    rev = "refs/tags/${version}";

    sha256 = "sha256-VjvHCiWjsx5Y7xxqck/O9gSNrL8mxCTosLwLqC85ywY=";
  };

  cargoHash = "sha256-5Gs1sAzjuUO3IkwMX1NeA/Sbax0qtwvulyT66AQaNjs=";
  cargoPatches = [ ./0001-make-near-test-contracts-optional.patch ];

  postPatch = ''
    substituteInPlace neard/build.rs \
      --replace 'get_git_version()?' '"nix:${version}"'
  '';

  CARGO_PROFILE_RELEASE_CODEGEN_UNITS = "1";
  CARGO_PROFILE_RELEASE_LTO = "fat";
  NEAR_RELEASE_BUILD = "release";

  OPENSSL_NO_VENDOR = 1; # we want to link to OpenSSL provided by Nix

  # don't build SDK samples that require wasm-enabled rust
  buildAndTestSubdir = "neard";
  doCheck = false; # needs network

  buildInputs = [
    zlib
    openssl
  ];

  nativeBuildInputs = [
    pkg-config
    protobuf
    rustPlatform.bindgenHook
  ];

  # fat LTO requires ~3.4GB RAM
  requiredSystemFeatures = [ "big-parallel" ];

  meta = with lib; {
    description = "Reference client for NEAR Protocol";
    homepage = "https://github.com/near/nearcore";
    license = licenses.gpl3;
    maintainers = with maintainers; [ mikroskeem ];
    # only x86_64 is supported in nearcore because of sse4+ support, macOS might
    # be also possible
    platforms = [ "x86_64-linux" ];
  };
}