43 lines
1.4 KiB
Go
43 lines
1.4 KiB
Go
/*
|
|
Copyright 2019 The Kubernetes Authors All rights reserved.
|
|
|
|
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.
|
|
*/
|
|
|
|
package kic
|
|
|
|
import (
|
|
"fmt"
|
|
"os"
|
|
"path"
|
|
|
|
"github.com/golang/glog"
|
|
"github.com/jimmidyson/go-download"
|
|
"k8s.io/minikube/pkg/minikube/localpath"
|
|
)
|
|
|
|
// CachePreloadedTarball caches the preloaded images tarball on the host machine
|
|
func CachePreloadedTarball(k8sVersion string) error {
|
|
targetDir := localpath.MakeMiniPath("cache", "preloaded-tarball")
|
|
targetFilepath := path.Join(targetDir, fmt.Sprintf("%s.tar", k8sVersion))
|
|
|
|
if _, err := os.Stat(targetFilepath); err == nil {
|
|
glog.Infof("Found %s in cache, skipping downloading", targetFilepath)
|
|
return nil
|
|
}
|
|
|
|
url := fmt.Sprintf("https://storage.googleapis.com/minikube-docker-volume-tarballs/%s-k8s-%s.tar", Version, k8sVersion)
|
|
glog.Infof("Downloading %s to %s", url, targetFilepath)
|
|
return download.ToFile(url, targetFilepath, download.FileOptions{Mkdirs: download.MkdirAll})
|
|
}
|