mirror of
https://github.com/labring/sealos.git
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yy
a3c9c55ae7
* add devbox controller * add devbox controller * fix lint and delete useless ops controller * fix lint and delete useless ops controller * add license and fix fmt.
143 lines
3.5 KiB
Go
143 lines
3.5 KiB
Go
// Copyright © 2024 sealos.
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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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package registry
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import (
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"bytes"
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"errors"
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"io"
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"net/http"
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"time"
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"github.com/avast/retry-go"
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)
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type Client struct {
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Username string
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Password string
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}
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var (
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ErrorManifestNotFound = errors.New("manifest not found")
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)
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func (t *Client) TagImage(hostName string, imageName string, oldTag string, newTag string) error {
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return retry.Do(func() error {
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manifest, err := t.pullManifest(t.Username, t.Password, hostName, imageName, oldTag)
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if err != nil {
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return err
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}
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return t.pushManifest(t.Username, t.Password, hostName, imageName, newTag, manifest)
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}, retry.Delay(time.Second*5), retry.Attempts(3), retry.LastErrorOnly(true))
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}
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//func (t *Client) login(authPath string, username string, password string, imageName string) (string, error) {
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// var (
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// client = http.DefaultClient
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// url = authPath + imageName + ":pull,push"
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// )
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//
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// req, err := http.NewRequest("GET", url, nil)
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// if err != nil {
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// return "", err
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// }
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//
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// req.SetBasicAuth(username, password)
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//
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// resp, err := client.Do(req)
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// if err != nil {
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// return "", err
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// }
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//
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// if resp.StatusCode != http.StatusOK {
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// return "", errors.New(resp.Status)
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// }
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//
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// bodyText, err := ioutil.ReadAll(resp.Body)
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// if err != nil {
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// return "", err
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// }
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// var data struct {
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// Token string `json:"token"`
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// AccessToken string `json:"access_token"`
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// ExpiresIn int `json:"expires_in"`
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// IssuedAt string `json:"issued_at"`
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// }
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// if err := json.Unmarshal(bodyText, &data); err != nil {
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// return "", err
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// }
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// if data.Token == "" {
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// return "", errors.New("empty token")
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// }
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// return data.Token, nil
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//}
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func (t *Client) pullManifest(username string, password string, hostName string, imageName string, tag string) ([]byte, error) {
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var (
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client = http.DefaultClient
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url = "http://" + hostName + "/v2/" + imageName + "/manifests/" + tag
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)
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req, err := http.NewRequest("GET", url, nil)
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if err != nil {
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return nil, err
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}
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req.SetBasicAuth(username, password)
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req.Header.Set("Accept", "application/vnd.oci.image.manifest.v1+json")
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resp, err := client.Do(req)
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if err != nil {
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return nil, err
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}
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if resp.StatusCode == http.StatusNotFound {
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return nil, ErrorManifestNotFound
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}
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if resp.StatusCode != http.StatusOK {
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return nil, errors.New(resp.Status)
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}
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bodyText, err := io.ReadAll(resp.Body)
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if err != nil {
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return nil, err
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}
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return bodyText, nil
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}
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func (t *Client) pushManifest(username string, password string, hostName string, imageName string, tag string, manifest []byte) error {
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var (
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client = http.DefaultClient
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url = "http://" + hostName + "/v2/" + imageName + "/manifests/" + tag
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)
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req, err := http.NewRequest("PUT", url, bytes.NewBuffer(manifest))
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if err != nil {
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return err
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}
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req.SetBasicAuth(username, password)
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req.Header.Set("Content-type", "application/vnd.oci.image.manifest.v1+json")
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resp, err := client.Do(req)
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if err != nil {
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return err
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}
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if resp.StatusCode != http.StatusCreated {
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return errors.New(resp.Status)
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}
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return nil
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}
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