146 lines
4.2 KiB
Go
146 lines
4.2 KiB
Go
/*
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Copyright 2016 The Kubernetes Authors.
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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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http://www.apache.org/licenses/LICENSE-2.0
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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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*/
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package builder
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import (
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"flag"
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"fmt"
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"os"
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"os/exec"
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"path/filepath"
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"strings"
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"k8s.io/klog/v2"
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"k8s.io/kubernetes/test/utils"
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)
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var k8sBinDir = flag.String("k8s-bin-dir", "", "Directory containing k8s kubelet binaries.")
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var useDockerizedBuild = flag.Bool("use-dockerized-build", false, "Use dockerized build for test artifacts")
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var targetBuildArch = flag.String("target-build-arch", "linux/amd64", "Target architecture for the test artifacts for dockerized build")
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var buildCGOTargets = []string{
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"cmd/kubelet",
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}
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var buildNoCGOTargets = []string{
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"test/e2e_node/e2e_node.test",
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"github.com/onsi/ginkgo/v2/ginkgo",
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"cluster/gce/gci/mounter",
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"test/e2e_node/plugins/gcp-credential-provider",
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}
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// BuildGo builds k8s binaries.
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func BuildGo() error {
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if err := BuildTargets(true); err != nil {
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return fmt.Errorf("unable to build cgo targets : %w", err)
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}
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if err := BuildTargets(false); err != nil {
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return fmt.Errorf("unable to build non-cgo targets : %w", err)
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}
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return nil
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}
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// BuildGo builds k8s binaries.
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func BuildTargets(cgo bool) error {
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klog.Infof("Building k8s binaries...")
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k8sRoot, err := utils.GetK8sRootDir()
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if err != nil {
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return fmt.Errorf("failed to locate kubernetes root directory %v", err)
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}
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targets := buildCGOTargets
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if !cgo {
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targets = buildNoCGOTargets
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}
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what := strings.Join(targets, " ")
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cmd := exec.Command("make", "-C", k8sRoot,
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fmt.Sprintf("WHAT=%s", what))
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if cgo {
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cmd.Args = append(cmd.Args, "CGO_ENABLED=1")
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} else {
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cmd.Args = append(cmd.Args, "CGO_ENABLED=0")
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}
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if IsDockerizedBuild() {
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klog.Infof("Building dockerized k8s binaries targets %s for architecture %s", targets, GetTargetBuildArch())
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// Multi-architecture build is only supported in dockerized build
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cmd = exec.Command(filepath.Join(k8sRoot, "build/run.sh"), "make", fmt.Sprintf("WHAT=%s", what), fmt.Sprintf("KUBE_BUILD_PLATFORMS=%s", GetTargetBuildArch()))
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}
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cmd.Stdout = os.Stdout
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cmd.Stderr = os.Stderr
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err = cmd.Run()
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if err != nil {
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return fmt.Errorf("failed to build go packages %v", err)
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}
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return nil
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}
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// IsDockerizedBuild returns if test needs to use dockerized build
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func IsDockerizedBuild() bool {
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return *useDockerizedBuild
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}
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// GetTargetBuildArch returns the target build architecture for dockerized build
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func GetTargetBuildArch() string {
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return *targetBuildArch
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}
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// IsTargetArchArm64 returns if the target is for linux/arm64 platform
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func IsTargetArchArm64() bool {
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return GetTargetBuildArch() == "linux/arm64"
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}
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func getK8sBin(bin string) (string, error) {
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// Use commandline specified path
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if *k8sBinDir != "" {
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absPath, err := filepath.Abs(*k8sBinDir)
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if err != nil {
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return "", err
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}
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if _, err := os.Stat(filepath.Join(*k8sBinDir, bin)); err != nil {
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return "", fmt.Errorf("Could not find %s under directory %s", bin, absPath)
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}
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return filepath.Join(absPath, bin), nil
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}
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path, err := filepath.Abs(filepath.Dir(os.Args[0]))
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if err != nil {
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return "", fmt.Errorf("Could not find absolute path of directory containing the tests %s", filepath.Dir(os.Args[0]))
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}
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if _, err := os.Stat(filepath.Join(path, bin)); err == nil {
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return filepath.Join(path, bin), nil
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}
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buildOutputDir, err := utils.GetK8sBuildOutputDir(IsDockerizedBuild(), GetTargetBuildArch())
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if err != nil {
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return "", err
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}
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if _, err := os.Stat(filepath.Join(buildOutputDir, bin)); err == nil {
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return filepath.Join(buildOutputDir, bin), nil
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}
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// Give up with error
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return "", fmt.Errorf("unable to locate %s, Can be defined using --k8s-path", bin)
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}
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// GetKubeletServerBin returns the path of kubelet binary.
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func GetKubeletServerBin() string {
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bin, err := getK8sBin("kubelet")
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if err != nil {
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klog.Fatalf("Could not locate kubelet binary %v.", err)
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}
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return bin
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}
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