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Refactor checksum

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This commit is contained in:
Guillaume J. Charmes 2013-07-17 12:13:22 -07:00
parent 64a8dea9d7
commit 4a818a5e73
1 changed files with 49 additions and 9 deletions
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58
docs/registry.go
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@ -330,16 +330,52 @@ func (r *Registry) GetRepositoryData(indexEp, remote string) (*RepositoryData, e
}, nil
}
func (r *Registry) PushImageChecksumRegistry(imgData *ImgData, registry string, token []string) error {
utils.Debugf("[registry] Calling PUT %s", registry+"images/"+imgData.ID+"/checksum")
req, err := http.NewRequest("PUT", registry+"images/"+imgData.ID+"/checksum", nil)
if err != nil {
return err
}
req.Header.Set("Authorization", "Token "+strings.Join(token, ","))
req.Header.Set("X-Docker-Checksum", imgData.Checksum)
res, err := doWithCookies(r.client, req)
if err != nil {
return fmt.Errorf("Failed to upload metadata: %s", err)
}
defer res.Body.Close()
if len(res.Cookies()) > 0 {
r.client.Jar.SetCookies(req.URL, res.Cookies())
}
if res.StatusCode != 200 {
errBody, err := ioutil.ReadAll(res.Body)
if err != nil {
return fmt.Errorf("HTTP code %d while uploading metadata and error when trying to parse response body: %s", res.StatusCode, err)
}
var jsonBody map[string]string
if err := json.Unmarshal(errBody, &jsonBody); err != nil {
errBody = []byte(err.Error())
} else if jsonBody["error"] == "Image already exists" {
return ErrAlreadyExists
}
return fmt.Errorf("HTTP code %d while uploading metadata: %s", res.StatusCode, errBody)
}
return nil
}
// Push a local image to the registry
func (r *Registry) PushImageJSONRegistry(imgData *ImgData, jsonRaw []byte, registry string, token []string) error {
// FIXME: try json with UTF8
utils.Debugf("[registry] Calling PUT %s", registry+"images/"+imgData.ID+"/json")
req, err := http.NewRequest("PUT", registry+"images/"+imgData.ID+"/json", bytes.NewReader(jsonRaw))
if err != nil {
return err
}
req.Header.Add("Content-type", "application/json")
req.Header.Set("Authorization", "Token "+strings.Join(token, ","))
req.Header.Set("X-Docker-Checksum", imgData.Checksum)
r.setUserAgent(req)
utils.Debugf("Setting checksum for %s: %s", imgData.ID, imgData.Checksum)
@ -364,10 +400,14 @@ func (r *Registry) PushImageJSONRegistry(imgData *ImgData, jsonRaw []byte, regis
return nil
}
func (r *Registry) PushImageLayerRegistry(imgID string, layer io.Reader, registry string, token []string) error {
req, err := http.NewRequest("PUT", registry+"images/"+imgID+"/layer", layer)
func (r *Registry) PushImageLayerRegistry(imgID string, layer io.Reader, registry string, token []string) (checksum string, err error) {
utils.Debugf("[registry] Calling PUT %s", registry+"images/"+imgID+"/layer")
tarsumLayer := &utils.TarSum{Reader: layer}
req, err := http.NewRequest("PUT", registry+"images/"+imgID+"/layer", tarsumLayer)
if err != nil {
return err
return "", err
}
req.ContentLength = -1
req.TransferEncoding = []string{"chunked"}
@ -375,18 +415,18 @@ func (r *Registry) PushImageLayerRegistry(imgID string, layer io.Reader, registr
r.setUserAgent(req)
res, err := doWithCookies(r.client, req)
if err != nil {
return fmt.Errorf("Failed to upload layer: %s", err)
return "", fmt.Errorf("Failed to upload layer: %s", err)
}
defer res.Body.Close()
if res.StatusCode != 200 {
errBody, err := ioutil.ReadAll(res.Body)
if err != nil {
return fmt.Errorf("HTTP code %d while uploading metadata and error when trying to parse response body: %s", res.StatusCode, err)
return "", fmt.Errorf("HTTP code %d while uploading metadata and error when trying to parse response body: %s", res.StatusCode, err)
}
return fmt.Errorf("Received HTTP code %d while uploading layer: %s", res.StatusCode, errBody)
return "", fmt.Errorf("Received HTTP code %d while uploading layer: %s", res.StatusCode, errBody)
}
return nil
return tarsumLayer.Sum(), nil
}
func (r *Registry) opaqueRequest(method, urlStr string, body io.Reader) (*http.Request, error) {