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|
{ go, cacert, git, lib, removeReferencesTo, stdenv }:
let
buildGoPackage =
{ name ? "${args'.pname}-${args'.version}"
, src
, buildInputs ? []
, nativeBuildInputs ? []
, passthru ? {}
, patches ? []
# A function to override the go-modules derivation
, overrideModAttrs ? (_oldAttrs : {})
# modSha256 is the sha256 of the vendored dependencies
, modSha256
# We want parallel builds by default
, enableParallelBuilding ? true
# Disabled flag
, disabled ? false
# Do not enable this without good reason
# IE: programs coupled with the compiler
, allowGoReference ? false
, meta ? {}
, ... }@args':
with builtins;
let
args = removeAttrs args' [ "overrideModAttrs" "modSha256" "disabled" ];
removeReferences = [ ] ++ lib.optional (!allowGoReference) go;
removeExpr = refs: ''remove-references-to ${lib.concatMapStrings (ref: " -t ${ref}") refs}'';
go-modules = go.stdenv.mkDerivation (let modArgs = {
name = "${name}-go-modules";
nativeBuildInputs = [ go git cacert ];
inherit (args) src;
inherit (go) GOOS GOARCH;
patches = args.patches or [];
GO111MODULE = "on";
impureEnvVars = lib.fetchers.proxyImpureEnvVars ++ [
"GIT_PROXY_COMMAND" "SOCKS_SERVER"
];
configurePhase = args.modConfigurePhase or ''
runHook preConfigure
export GOCACHE=$TMPDIR/go-cache
export GOPATH="$TMPDIR/go"
mkdir -p "''${GOPATH}/pkg/mod/cache/download"
runHook postConfigure
'';
buildPhase = args.modBuildPhase or ''
runHook preBuild
go mod download
runHook postBuild
'';
installPhase = args.modInstallPhase or ''
runHook preInstall
cp -r "''${GOPATH}/pkg/mod/cache/download" $out
runHook postInstall
'';
dontFixup = true;
outputHashMode = "recursive";
outputHashAlgo = "sha256";
outputHash = modSha256;
}; in modArgs // overrideModAttrs modArgs);
package = go.stdenv.mkDerivation (args // {
nativeBuildInputs = [ removeReferencesTo go ] ++ nativeBuildInputs;
inherit (go) GOOS GOARCH;
GO111MODULE = "on";
configurePhase = args.configurePhase or ''
runHook preConfigure
export GOCACHE=$TMPDIR/go-cache
export GOPATH="$TMPDIR/go"
export GOPROXY=file://${go-modules}
runHook postConfigure
'';
buildPhase = args.buildPhase or ''
runHook preBuild
buildGoDir() {
local d; local cmd;
cmd="$1"
d="$2"
. $TMPDIR/buildFlagsArray
echo "$d" | grep -q "\(/_\|examples\|Godeps\|testdata\)" && return 0
[ -n "$excludedPackages" ] && echo "$d" | grep -q "$excludedPackages" && return 0
local OUT
if ! OUT="$(go $cmd $buildFlags "''${buildFlagsArray[@]}" -v -p $NIX_BUILD_CORES $d 2>&1)"; then
if ! echo "$OUT" | grep -qE '(no( buildable| non-test)?|build constraints exclude all) Go (source )?files'; then
echo "$OUT" >&2
return 1
fi
fi
if [ -n "$OUT" ]; then
echo "$OUT" >&2
fi
return 0
}
getGoDirs() {
local type;
type="$1"
if [ -n "$subPackages" ]; then
echo "$subPackages" | sed "s,\(^\| \),\1./,g"
else
find . -type f -name \*$type.go -exec dirname {} \; | grep -v "/vendor/" | sort --unique
fi
}
if (( "''${NIX_DEBUG:-0}" >= 1 )); then
buildFlagsArray+=(-x)
fi
if [ ''${#buildFlagsArray[@]} -ne 0 ]; then
declare -p buildFlagsArray > $TMPDIR/buildFlagsArray
else
touch $TMPDIR/buildFlagsArray
fi
if [ -z "$enableParallelBuilding" ]; then
export NIX_BUILD_CORES=1
fi
for pkg in $(getGoDirs ""); do
echo "Building subPackage $pkg"
buildGoDir install "$pkg"
done
'' + lib.optionalString (stdenv.hostPlatform != stdenv.buildPlatform) ''
# normalize cross-compiled builds w.r.t. native builds
(
dir=$GOPATH/bin/${go.GOOS}_${go.GOARCH}
if [[ -n "$(shopt -s nullglob; echo $dir/*)" ]]; then
mv $dir/* $dir/..
fi
if [[ -d $dir ]]; then
rmdir $dir
fi
)
'' + ''
runHook postBuild
'';
doCheck = args.doCheck or false;
checkPhase = args.checkPhase or ''
runHook preCheck
for pkg in $(getGoDirs test); do
buildGoDir test "$pkg"
done
runHook postCheck
'';
installPhase = args.installPhase or ''
runHook preInstall
mkdir -p $out
dir="$GOPATH/bin"
[ -e "$dir" ] && cp -r $dir $out
runHook postInstall
'';
preFixup = (args.preFixup or "") + ''
find $out/bin -type f -exec ${removeExpr removeReferences} '{}' + || true
'';
disallowedReferences = lib.optional (!allowGoReference) go;
passthru = passthru // { inherit go go-modules; };
meta = {
# Add default meta information
platforms = go.meta.platforms or lib.platforms.all;
} // meta // {
# add an extra maintainer to every package
maintainers = (meta.maintainers or []) ++
[ lib.maintainers.kalbasit ];
};
}) // {
overrideGoAttrs = f: buildGoPackage (args' // (f args'));
};
in if disabled then
throw "${package.name} not supported for go ${go.meta.branch}"
else
package;
in
buildGoPackage
|