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# Copyright 1999-2024 Gentoo Authors
# Distributed under the terms of the GNU General Public License v2
EAPI=8
CMAKE_IN_SOURCE_BUILD=1
PYTHON_COMPAT=( python3_{10..12} )
inherit cmake flag-o-matic python-any-r1
MY_PV="${PV//_pre/-pre}"
DESCRIPTION="Modern open source high performance RPC framework"
HOMEPAGE="https://www.grpc.io"
SRC_URI="https://github.com/${PN}/${PN}/archive/v${MY_PV}.tar.gz -> ${P}.tar.gz"
S="${WORKDIR}/${PN}-${MY_PV}"
LICENSE="Apache-2.0"
# format is 0/${CORE_SOVERSION//./}.${CPP_SOVERSION//./} , check top level CMakeLists.txt
SLOT="0/39.162"
KEYWORDS="~alpha ~amd64 ~arm ~arm64 ~loong ~ppc64 ~riscv ~x86"
IUSE="doc examples test systemd"
RESTRICT="!test? ( test )"
# look for submodule versions in third_party dir
RDEPEND="
=dev-cpp/abseil-cpp-20230802.0*:=
>=dev-libs/re2-0.2021.11.01:=
>=dev-libs/openssl-1.1.1:0=[-bindist(-)]
>=dev-libs/protobuf-23.3:=
dev-libs/xxhash
>=net-dns/c-ares-1.15.0:=
sys-libs/zlib:=
systemd? ( sys-apps/systemd:= )
"
DEPEND="
${RDEPEND}
test? (
dev-cpp/benchmark
dev-cpp/gflags
dev-cpp/gtest
)
"
BDEPEND="
${RDEPEND}
virtual/pkgconfig
test? (
net-misc/curl
$(python_gen_any_dep '
dev-python/twisted[${PYTHON_USEDEP}]
dev-python/pyyaml[${PYTHON_USEDEP}]
dev-python/cffi[${PYTHON_USEDEP}]
dev-python/six[${PYTHON_USEDEP}]
')
)
"
PATCHES=( "${FILESDIR}/${PN}-1.62.1-system-gtest.patch" )
python_check_deps() {
if use test; then
python_has_version -b "dev-python/twisted[${PYTHON_USEDEP}]" &&
python_has_version -b "dev-python/pyyaml[${PYTHON_USEDEP}]" &&
python_has_version -b "dev-python/cffi[${PYTHON_USEDEP}]" &&
python_has_version -b "dev-python/six[${PYTHON_USEDEP}]"
fi
}
soversion_check() {
local core_sover cpp_sover
# extract quoted number. line we check looks like this: 'set(gRPC_CPP_SOVERSION "1.37")'
core_sover="$(grep 'set(gRPC_CORE_SOVERSION ' CMakeLists.txt | sed '/.*\"\(.*\)\".*/ s//\1/')"
cpp_sover="$(grep 'set(gRPC_CPP_SOVERSION ' CMakeLists.txt | sed '/.*\"\(.*\)\".*/ s//\1/')"
# remove dots, e.g. 1.37 -> 137
core_sover="${core_sover//./}"
cpp_sover="${cpp_sover//./}"
[[ ${core_sover} -eq $(ver_cut 2 ${SLOT}) ]] || die "fix core sublot! should be ${core_sover}"
[[ ${cpp_sover} -eq $(ver_cut 3 ${SLOT}) ]] || die "fix cpp sublot! should be ${cpp_sover}"
}
src_prepare() {
# These extra libs are defined as dependencies of the vendored gtest,
# which is a dependency of the unit tests, therefore they are normally
# implicitly picked up and linked to the test binaries. However removing
# the vendored gtest to use the system one also removes these dependencies,
# so we have to redeclare them as dependencies of the test binaries individually.
local extra_libs=("gtest"
"gmock"
"\${_gRPC_RE2_LIBRARIES}"
"absl::flat_hash_set"
"absl::failure_signal_handler"
"absl::stacktrace"
"absl::symbolize"
"absl::flags"
"absl::flags_parse"
"absl::flags_reflection"
"absl::flags_usage"
"absl::strings"
"absl::any"
"absl::optional"
"absl::variant")
: "$(echo "${extra_libs[@]}" | "${EPYTHON}" -c 'import sys;print("\\n\\1".join(sys.stdin.read().split()))')"
local rstring="${_}"
sed -i -E "s/( +)gtest/\1${rstring}/g" "CMakeLists.txt" || die
# Integrate tests with ctest rather than the custom test framework.
# Formatted with dev-python/black.
"${EPYTHON}" - <<-EOF | tee -a "CMakeLists.txt"
import json, pathlib
print("if(gRPC_BUILD_TESTS)")
print(" ENABLE_TESTING()")
for line in [
json.dumps([t["name"], "./" + t["name"], *t["args"]]).translate(
str.maketrans(dict.fromkeys("[],", None))
)
for t in json.loads(
pathlib.Path("tools/run_tests/generated/tests.json").read_text()
)
if "linux" in t["platforms"] and not t["flaky"] and not t.get("boringssl", False)
]:
print(f" add_test({line})")
print("endif()")
EOF
# Weird path issue. All tests except these two assume they are running from top-level src
sed -i -E "s/lslash != nullptr/false/" "test/core/http/httpcli_test_util.cc" || die
# Called via system() by some of the C++ sources, respect EPYTHON
sed -i -E "s#for p in #for p in \"${EPYTHON}\"#" "tools/distrib/python_wrapper.sh" || die
# Respect EPYTHON when testing, don't touch installed files otherwise
use test && python_fix_shebang --force "${S}"
cmake_src_prepare
# un-hardcode libdir
sed -i "s@/lib@/$(get_libdir)@" cmake/pkg-config-template.pc.in || die
# suppress network access, package builds fine without the submodules
mkdir "${S}/third_party/opencensus-proto/src" || die
soversion_check
}
src_configure() {
# https://github.com/grpc/grpc/issues/29652
filter-lto
local mycmakeargs=(
-DgRPC_INSTALL=ON
-DgRPC_ABSL_PROVIDER=package
-DgRPC_CARES_PROVIDER=package
-DgRPC_INSTALL_CMAKEDIR="$(get_libdir)/cmake/${PN}"
-DgRPC_INSTALL_LIBDIR="$(get_libdir)"
-DgRPC_PROTOBUF_PROVIDER=package
-DgRPC_RE2_PROVIDER=package
-DgRPC_SSL_PROVIDER=package
-DgRPC_ZLIB_PROVIDER=package
-DgRPC_BUILD_TESTS=$(usex test)
-DCMAKE_CXX_STANDARD=17
-DCMAKE_DISABLE_FIND_PACKAGE_systemd=$(usex !systemd)
$(usex test '-DgRPC_BENCHMARK_PROVIDER=package' '')
)
cmake_src_configure
}
src_test() {
# This is normally done with start_port_server.py, but this forks and exits,
# while we need to capture the pid, so run it ourselves
"${EPYTHON}" "tools/run_tests/python_utils/port_server.py" \
-p 32766 -l "${T}/port_server.log" &
local port_server_pid="${!}"
# Reimplementation of what start_port_server.py does with curl
curl --retry 9999 --retry-all-errors --retry-max-time 120 \
--fail --silent --output /dev/null "http://localhost:32766/get" || die
local disabled_tests=(
no_logging_test # hangs everywhere, no output
grpc_tool_test # fails everywhere
examine_stack_test # fails on amd64 only
stack_tracer_test # fails on amd64 only
endpoint_pair_test # fails on alpha
event_poller_posix_test # fails on alpha
tcp_posix_test # fails on alpha
)
cmake_src_test -E "($(IFS=$"|"; echo "${disabled_tests[*]}"))"
kill "${port_server_pid}" || die
}
src_install() {
cmake_src_install
if use examples; then
find examples -name '.gitignore' -delete || die
dodoc -r examples
docompress -x /usr/share/doc/${PF}/examples
fi
if use doc; then
find doc -name '.gitignore' -delete || die
local DOCS=( AUTHORS CONCEPTS.md README.md TROUBLESHOOTING.md doc/. )
fi
einstalldocs
}
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