mirror of
https://github.com/ceph/ceph-csi.git
synced 2024-11-24 15:20:19 +00:00
83559144b1
updated kubernetes packages to latest release. Signed-off-by: Madhu Rajanna <madhupr007@gmail.com>
55 lines
1.6 KiB
Go
55 lines
1.6 KiB
Go
/*
|
|
Copyright 2015 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.
|
|
*/
|
|
|
|
package parsers
|
|
|
|
import (
|
|
"fmt"
|
|
// Import the crypto sha256 algorithm for the docker image parser to work
|
|
_ "crypto/sha256"
|
|
// Import the crypto/sha512 algorithm for the docker image parser to work with 384 and 512 sha hashes
|
|
_ "crypto/sha512"
|
|
|
|
dockerref "github.com/docker/distribution/reference"
|
|
)
|
|
|
|
// ParseImageName parses a docker image string into three parts: repo, tag and digest.
|
|
// If both tag and digest are empty, a default image tag will be returned.
|
|
func ParseImageName(image string) (string, string, string, error) {
|
|
named, err := dockerref.ParseNormalizedNamed(image)
|
|
if err != nil {
|
|
return "", "", "", fmt.Errorf("couldn't parse image name: %v", err)
|
|
}
|
|
|
|
repoToPull := named.Name()
|
|
var tag, digest string
|
|
|
|
tagged, ok := named.(dockerref.Tagged)
|
|
if ok {
|
|
tag = tagged.Tag()
|
|
}
|
|
|
|
digested, ok := named.(dockerref.Digested)
|
|
if ok {
|
|
digest = digested.Digest().String()
|
|
}
|
|
// If no tag was specified, use the default "latest".
|
|
if len(tag) == 0 && len(digest) == 0 {
|
|
tag = "latest"
|
|
}
|
|
return repoToPull, tag, digest, nil
|
|
}
|