752 lines
23 KiB
Bash
Executable file
752 lines
23 KiB
Bash
Executable file
#!/bin/bash
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# Copyright 2014 The Kubernetes Authors.
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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# The golang package that we are building.
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readonly KUBE_GO_PACKAGE=k8s.io/kubernetes
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readonly KUBE_GOPATH="${KUBE_OUTPUT}/go"
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# The set of server targets that we are only building for Linux
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# Note: if you are adding something here, you might need to add it to
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# kube::build::source_targets in build/common.sh as well.
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# If you update this list, please also update build/release-tars/BUILD.
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kube::golang::server_targets() {
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local targets=(
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cmd/kube-proxy
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cmd/kube-apiserver
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cmd/kube-controller-manager
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cmd/cloud-controller-manager
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cmd/kubelet
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cmd/kubeadm
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cmd/hyperkube
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cmd/kube-discovery
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cmd/kube-aggregator
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plugin/cmd/kube-scheduler
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)
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echo "${targets[@]}"
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}
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readonly KUBE_SERVER_TARGETS=($(kube::golang::server_targets))
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readonly KUBE_SERVER_BINARIES=("${KUBE_SERVER_TARGETS[@]##*/}")
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# The set of server targets that we are only building for Kubernetes nodes
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# If you update this list, please also update build/release-tars/BUILD.
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kube::golang::node_targets() {
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local targets=(
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cmd/kube-proxy
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cmd/kubelet
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)
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echo "${targets[@]}"
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}
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readonly KUBE_NODE_TARGETS=($(kube::golang::node_targets))
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readonly KUBE_NODE_BINARIES=("${KUBE_NODE_TARGETS[@]##*/}")
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readonly KUBE_NODE_BINARIES_WIN=("${KUBE_NODE_BINARIES[@]/%/.exe}")
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if [[ "${KUBE_FASTBUILD:-}" == "true" ]]; then
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readonly KUBE_SERVER_PLATFORMS=(linux/amd64)
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readonly KUBE_NODE_PLATFORMS=(linux/amd64)
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if [[ "${KUBE_BUILDER_OS:-}" == "darwin"* ]]; then
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readonly KUBE_TEST_PLATFORMS=(
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darwin/amd64
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linux/amd64
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)
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readonly KUBE_CLIENT_PLATFORMS=(
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darwin/amd64
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linux/amd64
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)
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else
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readonly KUBE_TEST_PLATFORMS=(linux/amd64)
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readonly KUBE_CLIENT_PLATFORMS=(linux/amd64)
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fi
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else
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# The server platform we are building on.
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KUBE_SERVER_PLATFORMS=(
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linux/amd64
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linux/arm
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linux/arm64
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linux/s390x
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)
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if [[ "${KUBE_BUILD_PPC64LE:-}" =~ ^[yY]$ ]]; then
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KUBE_SERVER_PLATFORMS+=(linux/ppc64le)
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fi
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readonly KUBE_SERVER_PLATFORMS
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# The node platforms we build for
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KUBE_NODE_PLATFORMS=(
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linux/amd64
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linux/arm
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linux/arm64
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linux/s390x
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windows/amd64
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)
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if [[ "${KUBE_BUILD_PPC64LE:-}" =~ ^[yY]$ ]]; then
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KUBE_NODE_PLATFORMS+=(linux/ppc64le)
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fi
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readonly KUBE_NODE_PLATFORMS
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# If we update this we should also update the set of golang compilers we build
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# in 'build/build-image/cross/Dockerfile'. However, it's only a bit faster since go 1.5, not mandatory
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KUBE_CLIENT_PLATFORMS=(
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linux/amd64
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linux/386
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linux/arm
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linux/arm64
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darwin/amd64
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darwin/386
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windows/amd64
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windows/386
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linux/s390x
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)
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if [[ "${KUBE_BUILD_PPC64LE:-}" =~ ^[yY]$ ]]; then
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KUBE_CLIENT_PLATFORMS+=(linux/ppc64le)
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fi
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readonly KUBE_CLIENT_PLATFORMS
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# Which platforms we should compile test targets for. Not all client platforms need these tests
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readonly KUBE_TEST_PLATFORMS=(
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linux/amd64
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darwin/amd64
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windows/amd64
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)
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fi
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# The set of client targets that we are building for all platforms
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# If you update this list, please also update build/release-tars/BUILD.
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readonly KUBE_CLIENT_TARGETS=(
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cmd/kubectl
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federation/cmd/kubefed
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)
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readonly KUBE_CLIENT_BINARIES=("${KUBE_CLIENT_TARGETS[@]##*/}")
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readonly KUBE_CLIENT_BINARIES_WIN=("${KUBE_CLIENT_BINARIES[@]/%/.exe}")
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# The set of test targets that we are building for all platforms
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# If you update this list, please also update build/release-tars/BUILD.
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kube::golang::test_targets() {
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local targets=(
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cmd/gendocs
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cmd/genkubedocs
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cmd/genman
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cmd/genyaml
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cmd/mungedocs
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cmd/genswaggertypedocs
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cmd/linkcheck
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examples/k8petstore/web-server/src
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federation/cmd/genfeddocs
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vendor/github.com/onsi/ginkgo/ginkgo
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test/e2e/e2e.test
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)
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echo "${targets[@]}"
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}
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readonly KUBE_TEST_TARGETS=($(kube::golang::test_targets))
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readonly KUBE_TEST_BINARIES=("${KUBE_TEST_TARGETS[@]##*/}")
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readonly KUBE_TEST_BINARIES_WIN=("${KUBE_TEST_BINARIES[@]/%/.exe}")
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# If you update this list, please also update build/release-tars/BUILD.
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readonly KUBE_TEST_PORTABLE=(
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test/e2e/testing-manifests
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test/kubemark
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federation/develop
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hack/e2e.go
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hack/e2e-internal
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hack/get-build.sh
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hack/ginkgo-e2e.sh
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hack/federated-ginkgo-e2e.sh
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hack/lib
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)
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# Test targets which run on the Kubernetes clusters directly, so we only
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# need to target server platforms.
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# These binaries will be distributed in the kubernetes-test tarball.
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# If you update this list, please also update build/release-tars/BUILD.
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readonly KUBE_TEST_SERVER_TARGETS=(
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cmd/kubemark
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vendor/github.com/onsi/ginkgo/ginkgo
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test/e2e_node/e2e_node.test
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)
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readonly KUBE_TEST_SERVER_BINARIES=("${KUBE_TEST_SERVER_TARGETS[@]##*/}")
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readonly KUBE_TEST_SERVER_PLATFORMS=("${KUBE_SERVER_PLATFORMS[@]}")
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# Gigabytes desired for parallel platform builds. 11 is fairly
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# arbitrary, but is a reasonable splitting point for 2015
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# laptops-versus-not.
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readonly KUBE_PARALLEL_BUILD_MEMORY=11
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readonly KUBE_ALL_TARGETS=(
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"${KUBE_SERVER_TARGETS[@]}"
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"${KUBE_CLIENT_TARGETS[@]}"
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"${KUBE_TEST_TARGETS[@]}"
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"${KUBE_TEST_SERVER_TARGETS[@]}"
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)
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readonly KUBE_ALL_BINARIES=("${KUBE_ALL_TARGETS[@]##*/}")
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readonly KUBE_STATIC_LIBRARIES=(
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cloud-controller-manager
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kube-apiserver
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kube-controller-manager
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kube-scheduler
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kube-proxy
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kube-discovery
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kube-aggregator
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kubeadm
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kubectl
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)
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# Add any files with those //generate annotations in the array below.
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readonly KUBE_BINDATAS=(
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test/e2e/generated/gobindata_util.go
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)
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kube::golang::is_statically_linked_library() {
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local e
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for e in "${KUBE_STATIC_LIBRARIES[@]}"; do [[ "$1" == *"/$e" ]] && return 0; done;
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# Allow individual overrides--e.g., so that you can get a static build of
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# kubectl for inclusion in a container.
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if [ -n "${KUBE_STATIC_OVERRIDES:+x}" ]; then
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for e in "${KUBE_STATIC_OVERRIDES[@]}"; do [[ "$1" == *"/$e" ]] && return 0; done;
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fi
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return 1;
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}
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# kube::binaries_from_targets take a list of build targets and return the
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# full go package to be built
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kube::golang::binaries_from_targets() {
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local target
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for target; do
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# If the target starts with what looks like a domain name, assume it has a
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# fully-qualified package name rather than one that needs the Kubernetes
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# package prepended.
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if [[ "${target}" =~ ^([[:alnum:]]+".")+[[:alnum:]]+"/" ]]; then
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echo "${target}"
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else
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echo "${KUBE_GO_PACKAGE}/${target}"
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fi
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done
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}
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# Asks golang what it thinks the host platform is. The go tool chain does some
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# slightly different things when the target platform matches the host platform.
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kube::golang::host_platform() {
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echo "$(go env GOHOSTOS)/$(go env GOHOSTARCH)"
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}
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kube::golang::current_platform() {
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local os="${GOOS-}"
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if [[ -z $os ]]; then
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os=$(go env GOHOSTOS)
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fi
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local arch="${GOARCH-}"
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if [[ -z $arch ]]; then
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arch=$(go env GOHOSTARCH)
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fi
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echo "$os/$arch"
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}
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# Takes the the platform name ($1) and sets the appropriate golang env variables
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# for that platform.
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kube::golang::set_platform_envs() {
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[[ -n ${1-} ]] || {
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kube::log::error_exit "!!! Internal error. No platform set in kube::golang::set_platform_envs"
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}
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export GOOS=${platform%/*}
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export GOARCH=${platform##*/}
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# Do not set CC when building natively on a platform, only if cross-compiling from linux/amd64
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if [[ $(kube::golang::host_platform) == "linux/amd64" ]]; then
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# Dynamic CGO linking for other server architectures than linux/amd64 goes here
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# If you want to include support for more server platforms than these, add arch-specific gcc names here
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case "${platform}" in
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"linux/arm")
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export CGO_ENABLED=1
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export CC=arm-linux-gnueabi-gcc
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# See https://github.com/kubernetes/kubernetes/issues/29904
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export GOROOT=${K8S_PATCHED_GOROOT}
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;;
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"linux/arm64")
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export CGO_ENABLED=1
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export CC=aarch64-linux-gnu-gcc
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;;
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"linux/ppc64le")
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export CGO_ENABLED=1
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export CC=powerpc64le-linux-gnu-gcc
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;;
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"linux/s390x")
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export CGO_ENABLED=1
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export CC=s390x-linux-gnu-gcc
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;;
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esac
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fi
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}
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kube::golang::unset_platform_envs() {
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unset GOOS
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unset GOARCH
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unset GOROOT
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unset CGO_ENABLED
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unset CC
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}
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# Create the GOPATH tree under $KUBE_OUTPUT
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kube::golang::create_gopath_tree() {
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local go_pkg_dir="${KUBE_GOPATH}/src/${KUBE_GO_PACKAGE}"
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local go_pkg_basedir=$(dirname "${go_pkg_dir}")
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mkdir -p "${go_pkg_basedir}"
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# TODO: This symlink should be relative.
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if [[ ! -e "${go_pkg_dir}" || "$(readlink ${go_pkg_dir})" != "${KUBE_ROOT}" ]]; then
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ln -snf "${KUBE_ROOT}" "${go_pkg_dir}"
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fi
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cat >"${KUBE_GOPATH}/BUILD" <<EOF
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# This dummy BUILD file prevents Bazel from trying to descend through the
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# infinite loop created by the symlink at
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# ${go_pkg_dir}
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EOF
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}
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# Ensure the godep tool exists and is a viable version.
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kube::golang::verify_godep_version() {
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local -a godep_version_string
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local godep_version
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local godep_min_version="63"
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if ! which godep &>/dev/null; then
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kube::log::usage_from_stdin <<EOF
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Can't find 'godep' in PATH, please fix and retry.
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See https://github.com/kubernetes/kubernetes/blob/master/docs/devel/development.md#godep-and-dependency-management for installation instructions.
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EOF
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return 2
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fi
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godep_version_string=($(godep version))
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godep_version=${godep_version_string[1]/v/}
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if ((godep_version<$godep_min_version)); then
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kube::log::usage_from_stdin <<EOF
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Detected godep version: ${godep_version_string[*]}.
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Kubernetes requires godep v$godep_min_version or greater.
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Please update:
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go get -u github.com/tools/godep
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EOF
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return 2
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fi
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}
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# Ensure the go tool exists and is a viable version.
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kube::golang::verify_go_version() {
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if [[ -z "$(which go)" ]]; then
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kube::log::usage_from_stdin <<EOF
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Can't find 'go' in PATH, please fix and retry.
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See http://golang.org/doc/install for installation instructions.
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EOF
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return 2
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fi
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local go_version
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go_version=($(go version))
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if [[ "${go_version[2]}" < "go1.6" && "${go_version[2]}" != "devel" ]]; then
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kube::log::usage_from_stdin <<EOF
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Detected go version: ${go_version[*]}.
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Kubernetes requires go version 1.6 or greater.
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Please install Go version 1.6 or later.
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EOF
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return 2
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fi
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}
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# kube::golang::setup_env will check that the `go` commands is available in
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# ${PATH}. It will also check that the Go version is good enough for the
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# Kubernetes build.
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#
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# Inputs:
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# KUBE_EXTRA_GOPATH - If set, this is included in created GOPATH
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#
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# Outputs:
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# env-var GOPATH points to our local output dir
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# env-var GOBIN is unset (we want binaries in a predictable place)
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# env-var GO15VENDOREXPERIMENT=1
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# current directory is within GOPATH
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kube::golang::setup_env() {
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kube::golang::verify_go_version
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kube::golang::create_gopath_tree
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export GOPATH=${KUBE_GOPATH}
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# Append KUBE_EXTRA_GOPATH to the GOPATH if it is defined.
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if [[ -n ${KUBE_EXTRA_GOPATH:-} ]]; then
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GOPATH="${GOPATH}:${KUBE_EXTRA_GOPATH}"
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fi
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# Change directories so that we are within the GOPATH. Some tools get really
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# upset if this is not true. We use a whole fake GOPATH here to collect the
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# resultant binaries. Go will not let us use GOBIN with `go install` and
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# cross-compiling, and `go install -o <file>` only works for a single pkg.
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local subdir
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subdir=$(kube::realpath . | sed "s|$KUBE_ROOT||")
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cd "${KUBE_GOPATH}/src/${KUBE_GO_PACKAGE}/${subdir}"
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# Set GOROOT so binaries that parse code can work properly.
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export GOROOT=$(go env GOROOT)
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# Unset GOBIN in case it already exists in the current session.
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unset GOBIN
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# This seems to matter to some tools (godep, ugorji, ginkgo...)
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export GO15VENDOREXPERIMENT=1
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}
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# This will take binaries from $GOPATH/bin and copy them to the appropriate
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# place in ${KUBE_OUTPUT_BINDIR}
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#
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# Ideally this wouldn't be necessary and we could just set GOBIN to
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# KUBE_OUTPUT_BINDIR but that won't work in the face of cross compilation. 'go
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# install' will place binaries that match the host platform directly in $GOBIN
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# while placing cross compiled binaries into `platform_arch` subdirs. This
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# complicates pretty much everything else we do around packaging and such.
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kube::golang::place_bins() {
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local host_platform
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host_platform=$(kube::golang::host_platform)
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V=2 kube::log::status "Placing binaries"
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local platform
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for platform in "${KUBE_CLIENT_PLATFORMS[@]}"; do
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# The substitution on platform_src below will replace all slashes with
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# underscores. It'll transform darwin/amd64 -> darwin_amd64.
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local platform_src="/${platform//\//_}"
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if [[ $platform == $host_platform ]]; then
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platform_src=""
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rm -f "${THIS_PLATFORM_BIN}"
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ln -s "${KUBE_OUTPUT_BINPATH}/${platform}" "${THIS_PLATFORM_BIN}"
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fi
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local full_binpath_src="${KUBE_GOPATH}/bin${platform_src}"
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if [[ -d "${full_binpath_src}" ]]; then
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mkdir -p "${KUBE_OUTPUT_BINPATH}/${platform}"
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find "${full_binpath_src}" -maxdepth 1 -type f -exec \
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rsync -pc {} "${KUBE_OUTPUT_BINPATH}/${platform}" \;
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fi
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done
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}
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kube::golang::fallback_if_stdlib_not_installable() {
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local go_root_dir=$(go env GOROOT);
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local go_host_os=$(go env GOHOSTOS);
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local go_host_arch=$(go env GOHOSTARCH);
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local cgo_pkg_dir=${go_root_dir}/pkg/${go_host_os}_${go_host_arch}_cgo;
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if [ -e ${cgo_pkg_dir} ]; then
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return 0;
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fi
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if [ -w ${go_root_dir}/pkg ]; then
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return 0;
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fi
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kube::log::status "+++ Warning: stdlib pkg with cgo flag not found.";
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kube::log::status "+++ Warning: stdlib pkg cannot be rebuilt since ${go_root_dir}/pkg is not writable by `whoami`";
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kube::log::status "+++ Warning: Make ${go_root_dir}/pkg writable for `whoami` for a one-time stdlib install, Or"
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kube::log::status "+++ Warning: Rebuild stdlib using the command 'CGO_ENABLED=0 go install -a -installsuffix cgo std'";
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kube::log::status "+++ Falling back to go build, which is slower";
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use_go_build=true
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}
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# Builds the toolchain necessary for building kube. This needs to be
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# built only on the host platform.
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# TODO: Find this a proper home.
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# Ideally, not a shell script because testing shell scripts is painful.
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|
kube::golang::build_kube_toolchain() {
|
|
local targets=(
|
|
hack/cmd/teststale
|
|
vendor/github.com/jteeuwen/go-bindata/go-bindata
|
|
)
|
|
|
|
local binaries
|
|
binaries=($(kube::golang::binaries_from_targets "${targets[@]}"))
|
|
|
|
kube::log::status "Building the toolchain targets:" "${binaries[@]}"
|
|
go install "${goflags[@]:+${goflags[@]}}" \
|
|
-gcflags "${gogcflags}" \
|
|
-ldflags "${goldflags}" \
|
|
"${binaries[@]:+${binaries[@]}}"
|
|
}
|
|
|
|
# Try and replicate the native binary placement of go install without
|
|
# calling go install.
|
|
kube::golang::output_filename_for_binary() {
|
|
local binary=$1
|
|
local platform=$2
|
|
local output_path="${KUBE_GOPATH}/bin"
|
|
if [[ $platform != $host_platform ]]; then
|
|
output_path="${output_path}/${platform//\//_}"
|
|
fi
|
|
local bin=$(basename "${binary}")
|
|
if [[ ${GOOS} == "windows" ]]; then
|
|
bin="${bin}.exe"
|
|
fi
|
|
echo "${output_path}/${bin}"
|
|
}
|
|
|
|
kube::golang::build_binaries_for_platform() {
|
|
local platform=$1
|
|
local use_go_build=${2-}
|
|
|
|
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
|
|
|
|
if [[ "${#statics[@]}" != 0 ]]; then
|
|
kube::golang::fallback_if_stdlib_not_installable;
|
|
fi
|
|
|
|
# TODO: Remove this temporary workaround when we have the official golang linker working
|
|
if [[ ${platform} == "linux/arm" ]]; then
|
|
gogcflags="${gogcflags} -largemodel"
|
|
fi
|
|
|
|
if [[ -n ${use_go_build:-} ]]; then
|
|
kube::log::progress " "
|
|
for binary in "${statics[@]:+${statics[@]}}"; do
|
|
local outfile=$(kube::golang::output_filename_for_binary "${binary}" "${platform}")
|
|
CGO_ENABLED=0 go build -o "${outfile}" \
|
|
"${goflags[@]:+${goflags[@]}}" \
|
|
-gcflags "${gogcflags}" \
|
|
-ldflags "${goldflags}" \
|
|
"${binary}"
|
|
kube::log::progress "*"
|
|
done
|
|
for binary in "${nonstatics[@]:+${nonstatics[@]}}"; do
|
|
local outfile=$(kube::golang::output_filename_for_binary "${binary}" "${platform}")
|
|
go build -o "${outfile}" \
|
|
"${goflags[@]:+${goflags[@]}}" \
|
|
-gcflags "${gogcflags}" \
|
|
-ldflags "${goldflags}" \
|
|
"${binary}"
|
|
kube::log::progress "*"
|
|
done
|
|
kube::log::progress "\n"
|
|
else
|
|
# Use go install.
|
|
if [[ "${#nonstatics[@]}" != 0 ]]; then
|
|
go install "${goflags[@]:+${goflags[@]}}" \
|
|
-gcflags "${gogcflags}" \
|
|
-ldflags "${goldflags}" \
|
|
"${nonstatics[@]:+${nonstatics[@]}}"
|
|
fi
|
|
if [[ "${#statics[@]}" != 0 ]]; then
|
|
CGO_ENABLED=0 go install -installsuffix cgo "${goflags[@]:+${goflags[@]}}" \
|
|
-gcflags "${gogcflags}" \
|
|
-ldflags "${goldflags}" \
|
|
"${statics[@]:+${statics[@]}}"
|
|
fi
|
|
fi
|
|
|
|
for test in "${tests[@]:+${tests[@]}}"; do
|
|
local outfile=$(kube::golang::output_filename_for_binary "${test}" \
|
|
"${platform}")
|
|
|
|
local testpkg="$(dirname ${test})"
|
|
|
|
# Staleness check always happens on the host machine, so we don't
|
|
# have to locate the `teststale` binaries for the other platforms.
|
|
# Since we place the host binaries in `$KUBE_GOPATH/bin`, we can
|
|
# assume that the binary exists there, if it exists at all.
|
|
# Otherwise, something has gone wrong with building the `teststale`
|
|
# binary and we should safely proceed building the test binaries
|
|
# assuming that they are stale. There is no good reason to error
|
|
# out.
|
|
if test -x "${KUBE_GOPATH}/bin/teststale" && ! "${KUBE_GOPATH}/bin/teststale" -binary "${outfile}" -package "${testpkg}"
|
|
then
|
|
continue
|
|
fi
|
|
|
|
# `go test -c` below directly builds the binary. It builds the packages,
|
|
# but it never installs them. `go test -i` only installs the dependencies
|
|
# of the test, but not the test package itself. So neither `go test -c`
|
|
# nor `go test -i` installs, for example, test/e2e.a. And without that,
|
|
# doing a staleness check on k8s.io/kubernetes/test/e2e package always
|
|
# returns true (always stale). And that's why we need to install the
|
|
# test package.
|
|
go install "${goflags[@]:+${goflags[@]}}" \
|
|
-gcflags "${gogcflags}" \
|
|
-ldflags "${goldflags}" \
|
|
"${testpkg}"
|
|
|
|
mkdir -p "$(dirname ${outfile})"
|
|
go test -i -c \
|
|
"${goflags[@]:+${goflags[@]}}" \
|
|
-gcflags "${gogcflags}" \
|
|
-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)
|
|
|
|
# Use eval to preserve embedded quoted strings.
|
|
local goflags goldflags gogcflags
|
|
eval "goflags=(${KUBE_GOFLAGS:-})"
|
|
goldflags="${KUBE_GOLDFLAGS:-} $(kube::version::ldflags)"
|
|
gogcflags="${KUBE_GOGCFLAGS:-}"
|
|
|
|
local use_go_build
|
|
local -a targets=()
|
|
local arg
|
|
|
|
for arg; do
|
|
if [[ "${arg}" == "--use_go_build" ]]; then
|
|
use_go_build=true
|
|
elif [[ "${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=(${KUBE_BUILD_PLATFORMS:-})
|
|
if [[ ${#platforms[@]} -eq 0 ]]; then
|
|
platforms=("${host_platform}")
|
|
fi
|
|
|
|
local binaries
|
|
binaries=($(kube::golang::binaries_from_targets "${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 ${KUBE_PARALLEL_BUILD_MEMORY}G, building platforms in serial"
|
|
parallel=false
|
|
fi
|
|
fi
|
|
|
|
# First build the toolchain before building any other targets
|
|
kube::golang::build_kube_toolchain
|
|
|
|
kube::log::status "Generating bindata:" "${KUBE_BINDATAS[@]}"
|
|
for bindata in ${KUBE_BINDATAS[@]}; do
|
|
# Only try to generate bindata if the file exists, since in some cases
|
|
# one-off builds of individual directories may exclude some files.
|
|
if [[ -f "${KUBE_ROOT}/${bindata}" ]]; then
|
|
go generate "${goflags[@]:+${goflags[@]}}" "${KUBE_ROOT}/${bindata}"
|
|
fi
|
|
done
|
|
|
|
if [[ "${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}: go build started"
|
|
kube::golang::build_binaries_for_platform ${platform} ${use_go_build:-}
|
|
kube::log::status "${platform}: go build finished"
|
|
) &> "/tmp//${platform//\//_}.build" &
|
|
done
|
|
|
|
local fails=0
|
|
for job in $(jobs -p); do
|
|
wait ${job} || let "fails+=1"
|
|
done
|
|
|
|
for platform in "${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} ${use_go_build:-}
|
|
)
|
|
done
|
|
fi
|
|
)
|
|
}
|