mirror of
https://github.com/optim-enterprises-bv/kubernetes.git
synced 2025-11-04 12:18:16 +00:00
d34f49b913
https://github.com/kubernetes/kubernetes/pull/77222 removed a workaround for a Go standard library bug (https://github.com/golang/go/issues/31125) that was not fixed until that version, so we need to require it.
858 lines
28 KiB
Bash
Executable File
858 lines
28 KiB
Bash
Executable File
#!/usr/bin/env bash
|
|
|
|
# Copyright 2014 The Kubernetes Authors.
|
|
#
|
|
# Licensed under the Apache License, Version 2.0 (the "License");
|
|
# you may not use this file except in compliance with the License.
|
|
# You may obtain a copy of the License at
|
|
#
|
|
# http://www.apache.org/licenses/LICENSE-2.0
|
|
#
|
|
# Unless required by applicable law or agreed to in writing, software
|
|
# distributed under the License is distributed on an "AS IS" BASIS,
|
|
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
|
# See the License for the specific language governing permissions and
|
|
# limitations under the License.
|
|
|
|
# The golang package that we are building.
|
|
readonly KUBE_GO_PACKAGE=k8s.io/kubernetes
|
|
readonly KUBE_GOPATH="${KUBE_OUTPUT}/go"
|
|
|
|
# The server platform we are building on.
|
|
readonly KUBE_SUPPORTED_SERVER_PLATFORMS=(
|
|
linux/amd64
|
|
linux/arm
|
|
linux/arm64
|
|
linux/s390x
|
|
linux/ppc64le
|
|
)
|
|
|
|
# The node platforms we build for
|
|
readonly KUBE_SUPPORTED_NODE_PLATFORMS=(
|
|
linux/amd64
|
|
linux/arm
|
|
linux/arm64
|
|
linux/s390x
|
|
linux/ppc64le
|
|
windows/amd64
|
|
)
|
|
|
|
# If we update this we should also update the set of platforms whose standard
|
|
# library is precompiled for in build/build-image/cross/Dockerfile
|
|
readonly KUBE_SUPPORTED_CLIENT_PLATFORMS=(
|
|
linux/amd64
|
|
linux/386
|
|
linux/arm
|
|
linux/arm64
|
|
linux/s390x
|
|
linux/ppc64le
|
|
darwin/amd64
|
|
darwin/386
|
|
windows/amd64
|
|
windows/386
|
|
)
|
|
|
|
# Which platforms we should compile test targets for.
|
|
# Not all client platforms need these tests
|
|
readonly KUBE_SUPPORTED_TEST_PLATFORMS=(
|
|
linux/amd64
|
|
linux/arm
|
|
linux/arm64
|
|
linux/s390x
|
|
linux/ppc64le
|
|
darwin/amd64
|
|
windows/amd64
|
|
)
|
|
|
|
# The set of server targets that we are only building for Linux
|
|
# If you update this list, please also update build/BUILD.
|
|
kube::golang::server_targets() {
|
|
local targets=(
|
|
cmd/kube-proxy
|
|
cmd/kube-apiserver
|
|
cmd/kube-controller-manager
|
|
cmd/kubelet
|
|
cmd/kubeadm
|
|
cmd/kube-scheduler
|
|
vendor/k8s.io/apiextensions-apiserver
|
|
cluster/gce/gci/mounter
|
|
)
|
|
echo "${targets[@]}"
|
|
}
|
|
|
|
IFS=" " read -ra KUBE_SERVER_TARGETS <<< "$(kube::golang::server_targets)"
|
|
readonly KUBE_SERVER_TARGETS
|
|
readonly KUBE_SERVER_BINARIES=("${KUBE_SERVER_TARGETS[@]##*/}")
|
|
|
|
# The set of server targets we build docker images for
|
|
kube::golang::server_image_targets() {
|
|
# NOTE: this contains cmd targets for kube::build::get_docker_wrapped_binaries
|
|
local targets=(
|
|
cmd/kube-apiserver
|
|
cmd/kube-controller-manager
|
|
cmd/kube-scheduler
|
|
cmd/kube-proxy
|
|
)
|
|
echo "${targets[@]}"
|
|
}
|
|
|
|
IFS=" " read -ra KUBE_SERVER_IMAGE_TARGETS <<< "$(kube::golang::server_image_targets)"
|
|
readonly KUBE_SERVER_IMAGE_TARGETS
|
|
readonly KUBE_SERVER_IMAGE_BINARIES=("${KUBE_SERVER_IMAGE_TARGETS[@]##*/}")
|
|
|
|
# The set of conformance targets we build docker image for
|
|
kube::golang::conformance_image_targets() {
|
|
# NOTE: this contains cmd targets for kube::release::build_conformance_image
|
|
local targets=(
|
|
vendor/github.com/onsi/ginkgo/ginkgo
|
|
test/e2e/e2e.test
|
|
cluster/images/conformance/go-runner
|
|
cmd/kubectl
|
|
)
|
|
echo "${targets[@]}"
|
|
}
|
|
|
|
IFS=" " read -ra KUBE_CONFORMANCE_IMAGE_TARGETS <<< "$(kube::golang::conformance_image_targets)"
|
|
readonly KUBE_CONFORMANCE_IMAGE_TARGETS
|
|
|
|
# The set of server targets that we are only building for Kubernetes nodes
|
|
# If you update this list, please also update build/BUILD.
|
|
kube::golang::node_targets() {
|
|
local targets=(
|
|
cmd/kube-proxy
|
|
cmd/kubeadm
|
|
cmd/kubelet
|
|
)
|
|
echo "${targets[@]}"
|
|
}
|
|
|
|
IFS=" " read -ra KUBE_NODE_TARGETS <<< "$(kube::golang::node_targets)"
|
|
readonly KUBE_NODE_TARGETS
|
|
readonly KUBE_NODE_BINARIES=("${KUBE_NODE_TARGETS[@]##*/}")
|
|
readonly KUBE_NODE_BINARIES_WIN=("${KUBE_NODE_BINARIES[@]/%/.exe}")
|
|
|
|
# ------------
|
|
# NOTE: All functions that return lists should use newlines.
|
|
# bash functions can't return arrays, and spaces are tricky, so newline
|
|
# separators are the preferred pattern.
|
|
# To transform a string of newline-separated items to an array, use kube::util::read-array:
|
|
# kube::util::read-array FOO < <(kube::golang::dups a b c a)
|
|
#
|
|
# ALWAYS remember to quote your subshells. Not doing so will break in
|
|
# bash 4.3, and potentially cause other issues.
|
|
# ------------
|
|
|
|
# Returns a sorted newline-separated list containing only duplicated items.
|
|
kube::golang::dups() {
|
|
# We use printf to insert newlines, which are required by sort.
|
|
printf "%s\n" "$@" | sort | uniq -d
|
|
}
|
|
|
|
# Returns a sorted newline-separated list with duplicated items removed.
|
|
kube::golang::dedup() {
|
|
# We use printf to insert newlines, which are required by sort.
|
|
printf "%s\n" "$@" | sort -u
|
|
}
|
|
|
|
# Depends on values of user-facing KUBE_BUILD_PLATFORMS, KUBE_FASTBUILD,
|
|
# and KUBE_BUILDER_OS.
|
|
# Configures KUBE_SERVER_PLATFORMS, KUBE_NODE_PLATFOMRS,
|
|
# KUBE_TEST_PLATFORMS, and KUBE_CLIENT_PLATFORMS, then sets them
|
|
# to readonly.
|
|
# The configured vars will only contain platforms allowed by the
|
|
# KUBE_SUPPORTED* vars at the top of this file.
|
|
declare -a KUBE_SERVER_PLATFORMS
|
|
declare -a KUBE_CLIENT_PLATFORMS
|
|
declare -a KUBE_NODE_PLATFORMS
|
|
declare -a KUBE_TEST_PLATFORMS
|
|
kube::golang::setup_platforms() {
|
|
if [[ -n "${KUBE_BUILD_PLATFORMS:-}" ]]; then
|
|
# KUBE_BUILD_PLATFORMS needs to be read into an array before the next
|
|
# step, or quoting treats it all as one element.
|
|
local -a platforms
|
|
IFS=" " read -ra platforms <<< "${KUBE_BUILD_PLATFORMS}"
|
|
|
|
# Deduplicate to ensure the intersection trick with kube::golang::dups
|
|
# is not defeated by duplicates in user input.
|
|
kube::util::read-array platforms < <(kube::golang::dedup "${platforms[@]}")
|
|
|
|
# Use kube::golang::dups to restrict the builds to the platforms in
|
|
# KUBE_SUPPORTED_*_PLATFORMS. Items should only appear at most once in each
|
|
# set, so if they appear twice after the merge they are in the intersection.
|
|
kube::util::read-array KUBE_SERVER_PLATFORMS < <(kube::golang::dups \
|
|
"${platforms[@]}" \
|
|
"${KUBE_SUPPORTED_SERVER_PLATFORMS[@]}" \
|
|
)
|
|
readonly KUBE_SERVER_PLATFORMS
|
|
|
|
kube::util::read-array KUBE_NODE_PLATFORMS < <(kube::golang::dups \
|
|
"${platforms[@]}" \
|
|
"${KUBE_SUPPORTED_NODE_PLATFORMS[@]}" \
|
|
)
|
|
readonly KUBE_NODE_PLATFORMS
|
|
|
|
kube::util::read-array KUBE_TEST_PLATFORMS < <(kube::golang::dups \
|
|
"${platforms[@]}" \
|
|
"${KUBE_SUPPORTED_TEST_PLATFORMS[@]}" \
|
|
)
|
|
readonly KUBE_TEST_PLATFORMS
|
|
|
|
kube::util::read-array KUBE_CLIENT_PLATFORMS < <(kube::golang::dups \
|
|
"${platforms[@]}" \
|
|
"${KUBE_SUPPORTED_CLIENT_PLATFORMS[@]}" \
|
|
)
|
|
readonly KUBE_CLIENT_PLATFORMS
|
|
|
|
elif [[ "${KUBE_FASTBUILD:-}" == "true" ]]; then
|
|
KUBE_SERVER_PLATFORMS=(linux/amd64)
|
|
readonly KUBE_SERVER_PLATFORMS
|
|
KUBE_NODE_PLATFORMS=(linux/amd64)
|
|
readonly KUBE_NODE_PLATFORMS
|
|
if [[ "${KUBE_BUILDER_OS:-}" == "darwin"* ]]; then
|
|
KUBE_TEST_PLATFORMS=(
|
|
darwin/amd64
|
|
linux/amd64
|
|
)
|
|
readonly KUBE_TEST_PLATFORMS
|
|
KUBE_CLIENT_PLATFORMS=(
|
|
darwin/amd64
|
|
linux/amd64
|
|
)
|
|
readonly KUBE_CLIENT_PLATFORMS
|
|
else
|
|
KUBE_TEST_PLATFORMS=(linux/amd64)
|
|
readonly KUBE_TEST_PLATFORMS
|
|
KUBE_CLIENT_PLATFORMS=(linux/amd64)
|
|
readonly KUBE_CLIENT_PLATFORMS
|
|
fi
|
|
else
|
|
KUBE_SERVER_PLATFORMS=("${KUBE_SUPPORTED_SERVER_PLATFORMS[@]}")
|
|
readonly KUBE_SERVER_PLATFORMS
|
|
|
|
KUBE_NODE_PLATFORMS=("${KUBE_SUPPORTED_NODE_PLATFORMS[@]}")
|
|
readonly KUBE_NODE_PLATFORMS
|
|
|
|
KUBE_CLIENT_PLATFORMS=("${KUBE_SUPPORTED_CLIENT_PLATFORMS[@]}")
|
|
readonly KUBE_CLIENT_PLATFORMS
|
|
|
|
KUBE_TEST_PLATFORMS=("${KUBE_SUPPORTED_TEST_PLATFORMS[@]}")
|
|
readonly KUBE_TEST_PLATFORMS
|
|
fi
|
|
}
|
|
|
|
kube::golang::setup_platforms
|
|
|
|
# The set of client targets that we are building for all platforms
|
|
# If you update this list, please also update build/BUILD.
|
|
readonly KUBE_CLIENT_TARGETS=(
|
|
cmd/kubectl
|
|
)
|
|
readonly KUBE_CLIENT_BINARIES=("${KUBE_CLIENT_TARGETS[@]##*/}")
|
|
readonly KUBE_CLIENT_BINARIES_WIN=("${KUBE_CLIENT_BINARIES[@]/%/.exe}")
|
|
|
|
# The set of test targets that we are building for all platforms
|
|
# If you update this list, please also update build/BUILD.
|
|
kube::golang::test_targets() {
|
|
local targets=(
|
|
cmd/gendocs
|
|
cmd/genkubedocs
|
|
cmd/genman
|
|
cmd/genyaml
|
|
cmd/genswaggertypedocs
|
|
cmd/linkcheck
|
|
vendor/github.com/onsi/ginkgo/ginkgo
|
|
test/e2e/e2e.test
|
|
cluster/images/conformance/go-runner
|
|
)
|
|
echo "${targets[@]}"
|
|
}
|
|
IFS=" " read -ra KUBE_TEST_TARGETS <<< "$(kube::golang::test_targets)"
|
|
readonly KUBE_TEST_TARGETS
|
|
readonly KUBE_TEST_BINARIES=("${KUBE_TEST_TARGETS[@]##*/}")
|
|
readonly KUBE_TEST_BINARIES_WIN=("${KUBE_TEST_BINARIES[@]/%/.exe}")
|
|
# If you update this list, please also update build/BUILD.
|
|
readonly KUBE_TEST_PORTABLE=(
|
|
test/e2e/testing-manifests
|
|
test/kubemark
|
|
hack/e2e.go
|
|
hack/e2e-internal
|
|
hack/get-build.sh
|
|
hack/ginkgo-e2e.sh
|
|
hack/lib
|
|
)
|
|
|
|
# Test targets which run on the Kubernetes clusters directly, so we only
|
|
# need to target server platforms.
|
|
# These binaries will be distributed in the kubernetes-test tarball.
|
|
# If you update this list, please also update build/BUILD.
|
|
kube::golang::server_test_targets() {
|
|
local targets=(
|
|
cmd/kubemark
|
|
vendor/github.com/onsi/ginkgo/ginkgo
|
|
)
|
|
|
|
if [[ "${OSTYPE:-}" == "linux"* ]]; then
|
|
targets+=( test/e2e_node/e2e_node.test )
|
|
fi
|
|
|
|
echo "${targets[@]}"
|
|
}
|
|
|
|
IFS=" " read -ra KUBE_TEST_SERVER_TARGETS <<< "$(kube::golang::server_test_targets)"
|
|
readonly KUBE_TEST_SERVER_TARGETS
|
|
readonly KUBE_TEST_SERVER_BINARIES=("${KUBE_TEST_SERVER_TARGETS[@]##*/}")
|
|
readonly KUBE_TEST_SERVER_PLATFORMS=("${KUBE_SERVER_PLATFORMS[@]:+"${KUBE_SERVER_PLATFORMS[@]}"}")
|
|
|
|
# Gigabytes necessary for parallel platform builds.
|
|
# As of January 2018, RAM usage is exceeding 30G
|
|
# Setting to 40 to provide some headroom
|
|
readonly KUBE_PARALLEL_BUILD_MEMORY=40
|
|
|
|
readonly KUBE_ALL_TARGETS=(
|
|
"${KUBE_SERVER_TARGETS[@]}"
|
|
"${KUBE_CLIENT_TARGETS[@]}"
|
|
"${KUBE_TEST_TARGETS[@]}"
|
|
"${KUBE_TEST_SERVER_TARGETS[@]}"
|
|
)
|
|
readonly KUBE_ALL_BINARIES=("${KUBE_ALL_TARGETS[@]##*/}")
|
|
|
|
readonly KUBE_STATIC_LIBRARIES=(
|
|
kube-apiserver
|
|
kube-controller-manager
|
|
kube-scheduler
|
|
kube-proxy
|
|
kubeadm
|
|
kubectl
|
|
)
|
|
|
|
# Fully-qualified package names that we want to instrument for coverage information.
|
|
readonly KUBE_COVERAGE_INSTRUMENTED_PACKAGES=(
|
|
k8s.io/kubernetes/cmd/kube-apiserver
|
|
k8s.io/kubernetes/cmd/kube-controller-manager
|
|
k8s.io/kubernetes/cmd/kube-scheduler
|
|
k8s.io/kubernetes/cmd/kube-proxy
|
|
k8s.io/kubernetes/cmd/kubelet
|
|
)
|
|
|
|
# KUBE_CGO_OVERRIDES is a space-separated list of binaries which should be built
|
|
# with CGO enabled, assuming CGO is supported on the target platform.
|
|
# This overrides any entry in KUBE_STATIC_LIBRARIES.
|
|
IFS=" " read -ra KUBE_CGO_OVERRIDES <<< "${KUBE_CGO_OVERRIDES:-}"
|
|
readonly KUBE_CGO_OVERRIDES
|
|
# KUBE_STATIC_OVERRIDES is a space-separated list of binaries which should be
|
|
# built with CGO disabled. This is in addition to the list in
|
|
# KUBE_STATIC_LIBRARIES.
|
|
IFS=" " read -ra KUBE_STATIC_OVERRIDES <<< "${KUBE_STATIC_OVERRIDES:-}"
|
|
readonly KUBE_STATIC_OVERRIDES
|
|
|
|
kube::golang::is_statically_linked_library() {
|
|
local e
|
|
# Explicitly enable cgo when building kubectl for darwin from darwin.
|
|
[[ "$(go env GOHOSTOS)" == "darwin" && "$(go env GOOS)" == "darwin" &&
|
|
"$1" == *"/kubectl" ]] && return 1
|
|
if [[ -n "${KUBE_CGO_OVERRIDES:+x}" ]]; then
|
|
for e in "${KUBE_CGO_OVERRIDES[@]}"; do [[ "${1}" == *"/${e}" ]] && return 1; done;
|
|
fi
|
|
for e in "${KUBE_STATIC_LIBRARIES[@]}"; do [[ "${1}" == *"/${e}" ]] && return 0; done;
|
|
if [[ -n "${KUBE_STATIC_OVERRIDES:+x}" ]]; then
|
|
for e in "${KUBE_STATIC_OVERRIDES[@]}"; do [[ "${1}" == *"/${e}" ]] && return 0; done;
|
|
fi
|
|
return 1;
|
|
}
|
|
|
|
# kube::binaries_from_targets take a list of build targets and return the
|
|
# full go package to be built
|
|
kube::golang::binaries_from_targets() {
|
|
local target
|
|
for target; do
|
|
# If the target starts with what looks like a domain name, assume it has a
|
|
# fully-qualified package name rather than one that needs the Kubernetes
|
|
# package prepended.
|
|
if [[ "${target}" =~ ^([[:alnum:]]+".")+[[:alnum:]]+"/" ]]; then
|
|
echo "${target}"
|
|
else
|
|
echo "${KUBE_GO_PACKAGE}/${target}"
|
|
fi
|
|
done
|
|
}
|
|
|
|
# Asks golang what it thinks the host platform is. The go tool chain does some
|
|
# slightly different things when the target platform matches the host platform.
|
|
kube::golang::host_platform() {
|
|
echo "$(go env GOHOSTOS)/$(go env GOHOSTARCH)"
|
|
}
|
|
|
|
# Takes the platform name ($1) and sets the appropriate golang env variables
|
|
# for that platform.
|
|
kube::golang::set_platform_envs() {
|
|
[[ -n ${1-} ]] || {
|
|
kube::log::error_exit "!!! Internal error. No platform set in kube::golang::set_platform_envs"
|
|
}
|
|
|
|
export GOOS=${platform%/*}
|
|
export GOARCH=${platform##*/}
|
|
|
|
# Do not set CC when building natively on a platform, only if cross-compiling from linux/amd64
|
|
if [[ $(kube::golang::host_platform) == "linux/amd64" ]]; then
|
|
# Dynamic CGO linking for other server architectures than linux/amd64 goes here
|
|
# If you want to include support for more server platforms than these, add arch-specific gcc names here
|
|
case "${platform}" in
|
|
"linux/arm")
|
|
export CGO_ENABLED=1
|
|
export CC=arm-linux-gnueabihf-gcc
|
|
;;
|
|
"linux/arm64")
|
|
export CGO_ENABLED=1
|
|
export CC=aarch64-linux-gnu-gcc
|
|
;;
|
|
"linux/ppc64le")
|
|
export CGO_ENABLED=1
|
|
export CC=powerpc64le-linux-gnu-gcc
|
|
;;
|
|
"linux/s390x")
|
|
export CGO_ENABLED=1
|
|
export CC=s390x-linux-gnu-gcc
|
|
;;
|
|
esac
|
|
fi
|
|
}
|
|
|
|
kube::golang::unset_platform_envs() {
|
|
unset GOOS
|
|
unset GOARCH
|
|
unset GOROOT
|
|
unset CGO_ENABLED
|
|
unset CC
|
|
}
|
|
|
|
# Create the GOPATH tree under $KUBE_OUTPUT
|
|
kube::golang::create_gopath_tree() {
|
|
local go_pkg_dir="${KUBE_GOPATH}/src/${KUBE_GO_PACKAGE}"
|
|
local go_pkg_basedir
|
|
go_pkg_basedir=$(dirname "${go_pkg_dir}")
|
|
|
|
mkdir -p "${go_pkg_basedir}"
|
|
|
|
# TODO: This symlink should be relative.
|
|
if [[ ! -e "${go_pkg_dir}" || "$(readlink "${go_pkg_dir}")" != "${KUBE_ROOT}" ]]; then
|
|
ln -snf "${KUBE_ROOT}" "${go_pkg_dir}"
|
|
fi
|
|
|
|
# Using bazel with a recursive target (e.g. bazel test ...) will abort due to
|
|
# the symlink loop created in this function, so create this special file which
|
|
# tells bazel not to follow the symlink.
|
|
touch "${go_pkg_basedir}/DONT_FOLLOW_SYMLINKS_WHEN_TRAVERSING_THIS_DIRECTORY_VIA_A_RECURSIVE_TARGET_PATTERN"
|
|
# Additionally, the //:package-srcs glob recursively includes all
|
|
# subdirectories, and similarly fails due to the symlink loop. By creating a
|
|
# BUILD.bazel file, we effectively create a dummy package, which stops the
|
|
# glob from descending further into the tree and hitting the loop.
|
|
cat >"${KUBE_GOPATH}/BUILD.bazel" <<EOF
|
|
# This dummy BUILD file prevents Bazel from trying to descend through the
|
|
# infinite loop created by the symlink at
|
|
# ${go_pkg_dir}
|
|
EOF
|
|
}
|
|
|
|
# Ensure the go tool exists and is a viable version.
|
|
kube::golang::verify_go_version() {
|
|
if [[ -z "$(command -v go)" ]]; then
|
|
kube::log::usage_from_stdin <<EOF
|
|
Can't find 'go' in PATH, please fix and retry.
|
|
See http://golang.org/doc/install for installation instructions.
|
|
EOF
|
|
return 2
|
|
fi
|
|
|
|
local go_version
|
|
IFS=" " read -ra go_version <<< "$(go version)"
|
|
local minimum_go_version
|
|
minimum_go_version=go1.12.4
|
|
if [[ "${minimum_go_version}" != $(echo -e "${minimum_go_version}\n${go_version[2]}" | sort -s -t. -k 1,1 -k 2,2n -k 3,3n | head -n1) && "${go_version[2]}" != "devel" ]]; then
|
|
kube::log::usage_from_stdin <<EOF
|
|
Detected go version: ${go_version[*]}.
|
|
Kubernetes requires ${minimum_go_version} or greater.
|
|
Please install ${minimum_go_version} or later.
|
|
EOF
|
|
return 2
|
|
fi
|
|
}
|
|
|
|
# kube::golang::setup_env will check that the `go` commands is available in
|
|
# ${PATH}. It will also check that the Go version is good enough for the
|
|
# Kubernetes build.
|
|
#
|
|
# Inputs:
|
|
# KUBE_EXTRA_GOPATH - If set, this is included in created GOPATH
|
|
#
|
|
# Outputs:
|
|
# env-var GOPATH points to our local output dir
|
|
# env-var GOBIN is unset (we want binaries in a predictable place)
|
|
# env-var GO15VENDOREXPERIMENT=1
|
|
# current directory is within GOPATH
|
|
kube::golang::setup_env() {
|
|
kube::golang::verify_go_version
|
|
|
|
kube::golang::create_gopath_tree
|
|
|
|
export GOPATH="${KUBE_GOPATH}"
|
|
export GOCACHE="${KUBE_GOPATH}/cache"
|
|
|
|
# Append KUBE_EXTRA_GOPATH to the GOPATH if it is defined.
|
|
if [[ -n ${KUBE_EXTRA_GOPATH:-} ]]; then
|
|
GOPATH="${GOPATH}:${KUBE_EXTRA_GOPATH}"
|
|
fi
|
|
|
|
# Make sure our own Go binaries are in PATH.
|
|
export PATH="${KUBE_GOPATH}/bin:${PATH}"
|
|
|
|
# Change directories so that we are within the GOPATH. Some tools get really
|
|
# upset if this is not true. We use a whole fake GOPATH here to collect the
|
|
# resultant binaries. Go will not let us use GOBIN with `go install` and
|
|
# cross-compiling, and `go install -o <file>` only works for a single pkg.
|
|
local subdir
|
|
subdir=$(kube::realpath . | sed "s|${KUBE_ROOT}||")
|
|
cd "${KUBE_GOPATH}/src/${KUBE_GO_PACKAGE}/${subdir}" || return 1
|
|
|
|
# Set GOROOT so binaries that parse code can work properly.
|
|
GOROOT=$(go env GOROOT)
|
|
export GOROOT
|
|
|
|
# Unset GOBIN in case it already exists in the current session.
|
|
unset GOBIN
|
|
|
|
# This seems to matter to some tools
|
|
export GO15VENDOREXPERIMENT=1
|
|
}
|
|
|
|
# This will take binaries from $GOPATH/bin and copy them to the appropriate
|
|
# place in ${KUBE_OUTPUT_BINDIR}
|
|
#
|
|
# Ideally this wouldn't be necessary and we could just set GOBIN to
|
|
# KUBE_OUTPUT_BINDIR but that won't work in the face of cross compilation. 'go
|
|
# install' will place binaries that match the host platform directly in $GOBIN
|
|
# while placing cross compiled binaries into `platform_arch` subdirs. This
|
|
# complicates pretty much everything else we do around packaging and such.
|
|
kube::golang::place_bins() {
|
|
local host_platform
|
|
host_platform=$(kube::golang::host_platform)
|
|
|
|
V=2 kube::log::status "Placing binaries"
|
|
|
|
local platform
|
|
for platform in "${KUBE_CLIENT_PLATFORMS[@]}"; do
|
|
# The substitution on platform_src below will replace all slashes with
|
|
# underscores. It'll transform darwin/amd64 -> darwin_amd64.
|
|
local platform_src="/${platform//\//_}"
|
|
if [[ "${platform}" == "${host_platform}" ]]; then
|
|
platform_src=""
|
|
rm -f "${THIS_PLATFORM_BIN}"
|
|
ln -s "${KUBE_OUTPUT_BINPATH}/${platform}" "${THIS_PLATFORM_BIN}"
|
|
fi
|
|
|
|
local full_binpath_src="${KUBE_GOPATH}/bin${platform_src}"
|
|
if [[ -d "${full_binpath_src}" ]]; then
|
|
mkdir -p "${KUBE_OUTPUT_BINPATH}/${platform}"
|
|
find "${full_binpath_src}" -maxdepth 1 -type f -exec \
|
|
rsync -pc {} "${KUBE_OUTPUT_BINPATH}/${platform}" \;
|
|
fi
|
|
done
|
|
}
|
|
|
|
# Try and replicate the native binary placement of go install without
|
|
# calling go install.
|
|
kube::golang::outfile_for_binary() {
|
|
local binary=$1
|
|
local platform=$2
|
|
local output_path="${KUBE_GOPATH}/bin"
|
|
local bin
|
|
bin=$(basename "${binary}")
|
|
if [[ "${platform}" != "${host_platform}" ]]; then
|
|
output_path="${output_path}/${platform//\//_}"
|
|
fi
|
|
if [[ ${GOOS} == "windows" ]]; then
|
|
bin="${bin}.exe"
|
|
fi
|
|
echo "${output_path}/${bin}"
|
|
}
|
|
|
|
# Argument: the name of a Kubernetes package.
|
|
# Returns 0 if the binary can be built with coverage, 1 otherwise.
|
|
# NB: this ignores whether coverage is globally enabled or not.
|
|
kube::golang::is_instrumented_package() {
|
|
kube::util::array_contains "$1" "${KUBE_COVERAGE_INSTRUMENTED_PACKAGES[@]}"
|
|
return $?
|
|
}
|
|
|
|
# Argument: the name of a Kubernetes package (e.g. k8s.io/kubernetes/cmd/kube-scheduler)
|
|
# Echos the path to a dummy test used for coverage information.
|
|
kube::golang::path_for_coverage_dummy_test() {
|
|
local package="$1"
|
|
local path="${KUBE_GOPATH}/src/${package}"
|
|
local name
|
|
name=$(basename "${package}")
|
|
echo "${path}/zz_generated_${name}_test.go"
|
|
}
|
|
|
|
# Argument: the name of a Kubernetes package (e.g. k8s.io/kubernetes/cmd/kube-scheduler).
|
|
# Creates a dummy unit test on disk in the source directory for the given package.
|
|
# This unit test will invoke the package's standard entry point when run.
|
|
kube::golang::create_coverage_dummy_test() {
|
|
local package="$1"
|
|
local name
|
|
name="$(basename "${package}")"
|
|
cat <<EOF > "$(kube::golang::path_for_coverage_dummy_test "${package}")"
|
|
package main
|
|
import (
|
|
"testing"
|
|
"k8s.io/kubernetes/pkg/util/coverage"
|
|
)
|
|
|
|
func TestMain(m *testing.M) {
|
|
// Get coverage running
|
|
coverage.InitCoverage("${name}")
|
|
|
|
// Go!
|
|
main()
|
|
|
|
// Make sure we actually write the profiling information to disk, if we make it here.
|
|
// On long-running services, or anything that calls os.Exit(), this is insufficient,
|
|
// so we also flush periodically with a default period of five seconds (configurable by
|
|
// the KUBE_COVERAGE_FLUSH_INTERVAL environment variable).
|
|
coverage.FlushCoverage()
|
|
}
|
|
EOF
|
|
}
|
|
|
|
# Argument: the name of a Kubernetes package (e.g. k8s.io/kubernetes/cmd/kube-scheduler).
|
|
# Deletes a test generated by kube::golang::create_coverage_dummy_test.
|
|
# It is not an error to call this for a nonexistent test.
|
|
kube::golang::delete_coverage_dummy_test() {
|
|
local package="$1"
|
|
rm -f "$(kube::golang::path_for_coverage_dummy_test "${package}")"
|
|
}
|
|
|
|
# Arguments: a list of kubernetes packages to build.
|
|
# Expected variables: ${build_args} should be set to an array of Go build arguments.
|
|
# In addition, ${package} and ${platform} should have been set earlier, and if
|
|
# ${KUBE_BUILD_WITH_COVERAGE} is set, coverage instrumentation will be enabled.
|
|
#
|
|
# Invokes Go to actually build some packages. If coverage is disabled, simply invokes
|
|
# go install. If coverage is enabled, builds covered binaries using go test, temporarily
|
|
# producing the required unit test files and then cleaning up after itself.
|
|
# Non-covered binaries are then built using go install as usual.
|
|
kube::golang::build_some_binaries() {
|
|
if [[ -n "${KUBE_BUILD_WITH_COVERAGE:-}" ]]; then
|
|
local -a uncovered=()
|
|
for package in "$@"; do
|
|
if kube::golang::is_instrumented_package "${package}"; then
|
|
V=2 kube::log::info "Building ${package} with coverage..."
|
|
|
|
kube::golang::create_coverage_dummy_test "${package}"
|
|
kube::util::trap_add "kube::golang::delete_coverage_dummy_test \"${package}\"" EXIT
|
|
|
|
go test -c -o "$(kube::golang::outfile_for_binary "${package}" "${platform}")" \
|
|
-covermode count \
|
|
-coverpkg k8s.io/...,k8s.io/kubernetes/vendor/k8s.io/... \
|
|
"${build_args[@]}" \
|
|
-tags coverage \
|
|
"${package}"
|
|
else
|
|
uncovered+=("${package}")
|
|
fi
|
|
done
|
|
if [[ "${#uncovered[@]}" != 0 ]]; then
|
|
V=2 kube::log::info "Building ${uncovered[*]} without coverage..."
|
|
go install "${build_args[@]}" "${uncovered[@]}"
|
|
else
|
|
V=2 kube::log::info "Nothing to build without coverage."
|
|
fi
|
|
else
|
|
V=2 kube::log::info "Coverage is disabled."
|
|
go install "${build_args[@]}" "$@"
|
|
fi
|
|
}
|
|
|
|
kube::golang::build_binaries_for_platform() {
|
|
local platform=$1
|
|
|
|
local -a statics=()
|
|
local -a nonstatics=()
|
|
local -a tests=()
|
|
|
|
V=2 kube::log::info "Env for ${platform}: GOOS=${GOOS-} GOARCH=${GOARCH-} GOROOT=${GOROOT-} CGO_ENABLED=${CGO_ENABLED-} CC=${CC-}"
|
|
|
|
for binary in "${binaries[@]}"; do
|
|
if [[ "${binary}" =~ ".test"$ ]]; then
|
|
tests+=("${binary}")
|
|
elif kube::golang::is_statically_linked_library "${binary}"; then
|
|
statics+=("${binary}")
|
|
else
|
|
nonstatics+=("${binary}")
|
|
fi
|
|
done
|
|
|
|
local -a build_args
|
|
if [[ "${#statics[@]}" != 0 ]]; then
|
|
build_args=(
|
|
-installsuffix static
|
|
${goflags:+"${goflags[@]}"}
|
|
-gcflags "${gogcflags:-}"
|
|
-asmflags "${goasmflags:-}"
|
|
-ldflags "${goldflags:-}"
|
|
)
|
|
CGO_ENABLED=0 kube::golang::build_some_binaries "${statics[@]}"
|
|
fi
|
|
|
|
if [[ "${#nonstatics[@]}" != 0 ]]; then
|
|
build_args=(
|
|
${goflags:+"${goflags[@]}"}
|
|
-gcflags "${gogcflags:-}"
|
|
-asmflags "${goasmflags:-}"
|
|
-ldflags "${goldflags:-}"
|
|
)
|
|
kube::golang::build_some_binaries "${nonstatics[@]}"
|
|
fi
|
|
|
|
for test in "${tests[@]:+${tests[@]}}"; do
|
|
local outfile testpkg
|
|
outfile=$(kube::golang::outfile_for_binary "${test}" "${platform}")
|
|
testpkg=$(dirname "${test}")
|
|
|
|
mkdir -p "$(dirname "${outfile}")"
|
|
go test -c \
|
|
${goflags:+"${goflags[@]}"} \
|
|
-gcflags "${gogcflags:-}" \
|
|
-asmflags "${goasmflags:-}" \
|
|
-ldflags "${goldflags:-}" \
|
|
-o "${outfile}" \
|
|
"${testpkg}"
|
|
done
|
|
}
|
|
|
|
# Return approximate physical memory available in gigabytes.
|
|
kube::golang::get_physmem() {
|
|
local mem
|
|
|
|
# Linux kernel version >=3.14, in kb
|
|
if mem=$(grep MemAvailable /proc/meminfo | awk '{ print $2 }'); then
|
|
echo $(( mem / 1048576 ))
|
|
return
|
|
fi
|
|
|
|
# Linux, in kb
|
|
if mem=$(grep MemTotal /proc/meminfo | awk '{ print $2 }'); then
|
|
echo $(( mem / 1048576 ))
|
|
return
|
|
fi
|
|
|
|
# OS X, in bytes. Note that get_physmem, as used, should only ever
|
|
# run in a Linux container (because it's only used in the multiple
|
|
# platform case, which is a Dockerized build), but this is provided
|
|
# for completeness.
|
|
if mem=$(sysctl -n hw.memsize 2>/dev/null); then
|
|
echo $(( mem / 1073741824 ))
|
|
return
|
|
fi
|
|
|
|
# If we can't infer it, just give up and assume a low memory system
|
|
echo 1
|
|
}
|
|
|
|
# Build binaries targets specified
|
|
#
|
|
# Input:
|
|
# $@ - targets and go flags. If no targets are set then all binaries targets
|
|
# are built.
|
|
# KUBE_BUILD_PLATFORMS - Incoming variable of targets to build for. If unset
|
|
# then just the host architecture is built.
|
|
kube::golang::build_binaries() {
|
|
# Create a sub-shell so that we don't pollute the outer environment
|
|
(
|
|
# Check for `go` binary and set ${GOPATH}.
|
|
kube::golang::setup_env
|
|
V=2 kube::log::info "Go version: $(go version)"
|
|
|
|
local host_platform
|
|
host_platform=$(kube::golang::host_platform)
|
|
|
|
local goflags goldflags goasmflags gogcflags
|
|
# If GOLDFLAGS is unset, then set it to the a default of "-s -w".
|
|
# Disable SC2153 for this, as it will throw a warning that the local
|
|
# variable goldflags will exist, and it suggest changing it to this.
|
|
# shellcheck disable=SC2153
|
|
goldflags="${GOLDFLAGS=-s -w} $(kube::version::ldflags)"
|
|
goasmflags="-trimpath=${KUBE_ROOT}"
|
|
gogcflags="${GOGCFLAGS:-} -trimpath=${KUBE_ROOT}"
|
|
|
|
local -a targets=()
|
|
local arg
|
|
|
|
for arg; do
|
|
if [[ "${arg}" == -* ]]; then
|
|
# Assume arguments starting with a dash are flags to pass to go.
|
|
goflags+=("${arg}")
|
|
else
|
|
targets+=("${arg}")
|
|
fi
|
|
done
|
|
|
|
if [[ ${#targets[@]} -eq 0 ]]; then
|
|
targets=("${KUBE_ALL_TARGETS[@]}")
|
|
fi
|
|
|
|
local -a platforms
|
|
IFS=" " read -ra platforms <<< "${KUBE_BUILD_PLATFORMS:-}"
|
|
if [[ ${#platforms[@]} -eq 0 ]]; then
|
|
platforms=("${host_platform}")
|
|
fi
|
|
|
|
local -a binaries
|
|
while IFS="" read -r binary; do binaries+=("$binary"); done < <(kube::golang::binaries_from_targets "${targets[@]}")
|
|
|
|
local parallel=false
|
|
if [[ ${#platforms[@]} -gt 1 ]]; then
|
|
local gigs
|
|
gigs=$(kube::golang::get_physmem)
|
|
|
|
if [[ ${gigs} -ge ${KUBE_PARALLEL_BUILD_MEMORY} ]]; then
|
|
kube::log::status "Multiple platforms requested and available ${gigs}G >= threshold ${KUBE_PARALLEL_BUILD_MEMORY}G, building platforms in parallel"
|
|
parallel=true
|
|
else
|
|
kube::log::status "Multiple platforms requested, but available ${gigs}G < threshold ${KUBE_PARALLEL_BUILD_MEMORY}G, building platforms in serial"
|
|
parallel=false
|
|
fi
|
|
fi
|
|
|
|
if [[ "${parallel}" == "true" ]]; then
|
|
kube::log::status "Building go targets for {${platforms[*]}} in parallel (output will appear in a burst when complete):" "${targets[@]}"
|
|
local platform
|
|
for platform in "${platforms[@]}"; do (
|
|
kube::golang::set_platform_envs "${platform}"
|
|
kube::log::status "${platform}: build started"
|
|
kube::golang::build_binaries_for_platform "${platform}"
|
|
kube::log::status "${platform}: build finished"
|
|
) &> "/tmp//${platform//\//_}.build" &
|
|
done
|
|
|
|
local fails=0
|
|
for job in $(jobs -p); do
|
|
wait "${job}" || (( fails+=1 ))
|
|
done
|
|
|
|
for platform in "${platforms[@]}"; do
|
|
cat "/tmp//${platform//\//_}.build"
|
|
done
|
|
|
|
exit ${fails}
|
|
else
|
|
for platform in "${platforms[@]}"; do
|
|
kube::log::status "Building go targets for ${platform}:" "${targets[@]}"
|
|
(
|
|
kube::golang::set_platform_envs "${platform}"
|
|
kube::golang::build_binaries_for_platform "${platform}"
|
|
)
|
|
done
|
|
fi
|
|
)
|
|
}
|