status-react/nix/status-go/default.nix

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{ stdenv, buildGoPackage, go, pkgs, fetchFromGitHub, openjdk, androidPkgs, composeXcodeWrapper, xcodewrapperArgs ? {} }:
with stdenv;
let
gomobile = pkgs.callPackage ./gomobile { inherit (androidPkgs) platform-tools; inherit composeXcodeWrapper xcodewrapperArgs; };
version = lib.fileContents ../../STATUS_GO_VERSION; # TODO: Simplify this path search with lib.locateDominatingFile
owner = lib.fileContents ../../STATUS_GO_OWNER;
repo = "status-go";
goPackagePath = "github.com/${owner}/${repo}";
rev = version;
sha256 = lib.fileContents ../../STATUS_GO_SHA256;
mobileConfigs = {
android = {
name = "android";
outputFileName = "status-go-${version}.aar";
envVars = ''
ANDROID_HOME=${androidPkgs.androidsdk}/libexec/android-sdk \
ANDROID_NDK_HOME="${androidPkgs.ndk-bundle}/libexec/android-sdk/ndk-bundle" \
'';
gomobileExtraFlags = "";
};
ios = {
name = "ios";
outputFileName = "Statusgo.framework";
envVars = "";
gomobileExtraFlags = "-iosversion=8.0";
};
};
hostConfigs = {
darwin = {
mobileTargets = [ mobileConfigs.android mobileConfigs.ios ];
desktopOutputFileName = "libstatus.a";
};
linux = {
mobileTargets = [ mobileConfigs.android ];
desktopOutputFileName = "libstatus.a";
};
};
currentHostConfig = if isDarwin then hostConfigs.darwin else hostConfigs.linux;
currentHostMobileTargets = currentHostConfig.mobileTargets;
mobileBuildScript = lib.concatMapStrings (target: ''
echo
echo "Building mobile library for ${target.name}"
echo
GOPATH=${gomobile.dev}:$GOPATH \
PATH=${lib.makeBinPath [ gomobile.bin openjdk ]}:$PATH \
${target.envVars} \
gomobile bind ${goBuildFlags} -target=${target.name} ${target.gomobileExtraFlags} \
-o ${target.outputFileName} \
${goBuildLdFlags} \
${goPackagePath}/mobile
'') currentHostMobileTargets;
mobileInstallScript = lib.concatMapStrings (target: ''
mkdir -p $out/lib/${target.name}
mv ${target.outputFileName} $out/lib/${target.name}/
'') currentHostMobileTargets;
desktopOutputFileName = currentHostConfig.desktopOutputFileName;
desktopSystem = hostPlatform.system;
removeReferences = [ go ];
removeExpr = refs: ''remove-references-to ${lib.concatMapStrings (ref: " -t ${ref}") refs}'';
goBuildFlags = "-v";
goBuildLdFlags = "-ldflags=-s";
xcodeWrapper = composeXcodeWrapper xcodewrapperArgs;
status-go = buildGoPackage rec {
inherit goPackagePath version rev;
name = "${repo}-${version}";
src = pkgs.fetchFromGitHub { inherit rev owner repo sha256; };
nativeBuildInputs = [ gomobile openjdk ]
++ lib.optional isDarwin xcodeWrapper;
# Fixes Cgo related build failures (see https://github.com/NixOS/nixpkgs/issues/25959 )
hardeningDisable = [ "fortify" ];
# gomobile doesn't seem to be able to pass -ldflags with multiple values correctly to go build, so we just patch files here
patchPhase = ''
date=$(date -u '+%Y-%m-%d.%H:%M:%S')
substituteInPlace cmd/statusd/main.go --replace \
"buildStamp = \"N/A\"" \
"buildStamp = \"$date\""
substituteInPlace params/version.go --replace \
"var Version string" \
"var Version string = \"${version}\""
substituteInPlace params/version.go --replace \
"var GitCommit string" \
"var GitCommit string = \"${rev}\""
substituteInPlace vendor/github.com/ethereum/go-ethereum/metrics/metrics.go --replace \
"var EnabledStr = \"false\"" \
"var EnabledStr = \"true\""
'';
# we print out the version so that we fail fast in case there's any problem running xcrun, instead of failing at the end of the build
preConfigure = lib.optionalString isDarwin ''
xcrun xcodebuild -version
'';
buildPhase = ''
runHook preBuild
runHook renameImports
pushd "$NIX_BUILD_TOP/go/src/${goPackagePath}" >/dev/null
echo
echo "Building desktop library"
echo
#GOOS=windows GOARCH=amd64 CGO_ENABLED=1 go build ${goBuildFlags} -buildmode=c-archive -o $out/${desktopOutputFileName} ./lib
go build -o $out/${desktopOutputFileName} ${goBuildFlags} -buildmode=c-archive ${goBuildLdFlags} ./lib
# Build command-line tools
for name in ./cmd/*; do
echo
echo "Building $name"
echo
go install ${goBuildFlags} $name
done
popd >/dev/null
# Build mobile libraries
# TODO: Manage to pass -s -w to -ldflags. Seems to only accept a single flag
${mobileBuildScript}
runHook postBuild
'';
postInstall = ''
mkdir -p $bin
cp -r "$NIX_BUILD_TOP/go/bin/" $bin
${mobileInstallScript}
mkdir -p $out/lib/${desktopSystem} $out/include
mv $out/${desktopOutputFileName} $out/lib/${desktopSystem}
mv $out/libstatus.h $out/include
'';
# remove hardcoded paths to go package in /nix/store, otherwise Nix will fail the build
preFixup = ''
find $out -type f -exec ${removeExpr removeReferences} '{}' + || true
'';
outputs = [ "out" "bin" ];
meta = {
description = "The Status module that consumes go-ethereum.";
license = lib.licenses.mpl20;
maintainers = with lib.maintainers; [ pombeirp ];
platforms = with lib.platforms; linux ++ darwin;
};
};
in {
package = status-go;
hardeningDisable = status-go.hardeningDisable;
shellHook =
''
export STATUS_GO_INCLUDEDIR=${status-go}/include
export STATUS_GO_LIBDIR=${status-go}/lib
export STATUS_GO_BINDIR=${status-go.bin}/bin
'';
}