mirror of
https://github.com/ceph/ceph-csi.git
synced 2024-11-23 14:50:24 +00:00
73 lines
2.0 KiB
Go
73 lines
2.0 KiB
Go
/*
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Copyright 2018 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 utils
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import (
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"errors"
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"fmt"
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"os"
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"path/filepath"
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"runtime"
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"strings"
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)
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// GetK8sRootDir returns the root directory for kubernetes, if present in the gopath.
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func GetK8sRootDir() (string, error) {
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dir, err := RootDir()
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if err != nil {
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return "", err
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}
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return filepath.Join(dir, fmt.Sprintf("%s/", "k8s.io/kubernetes")), nil
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}
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// GetCAdvisorRootDir returns the root directory for cAdvisor, if present in the gopath.
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func GetCAdvisorRootDir() (string, error) {
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dir, err := RootDir()
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if err != nil {
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return "", err
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}
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return filepath.Join(dir, fmt.Sprintf("%s/", "github.com/google/cadvisor")), nil
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}
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// RootDir gets the on-disk kubernetes source directory, returning an error is none is found
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func RootDir() (string, error) {
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// Get the directory of the current executable
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_, testExec, _, _ := runtime.Caller(0)
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path := filepath.Dir(testExec)
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// Look for the kubernetes source root directory
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if strings.Contains(path, "k8s.io/kubernetes") {
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splitPath := strings.Split(path, "k8s.io/kubernetes")
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return splitPath[0], nil
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}
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return "", errors.New("could not find kubernetes source root directory")
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}
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// GetK8sBuildOutputDir returns the build output directory for k8s
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func GetK8sBuildOutputDir() (string, error) {
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k8sRoot, err := GetK8sRootDir()
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if err != nil {
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return "", err
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}
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buildOutputDir := filepath.Join(k8sRoot, "_output/local/go/bin")
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if _, err := os.Stat(buildOutputDir); err != nil {
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return "", err
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}
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return buildOutputDir, nil
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}
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