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Golang utils.NewHTTPRequestError函数代码示例

原作者: [db:作者] 来自: [db:来源] 收藏 邀请

本文整理汇总了Golang中github.com/docker/docker/utils.NewHTTPRequestError函数的典型用法代码示例。如果您正苦于以下问题：Golang NewHTTPRequestError函数的具体用法？Golang NewHTTPRequestError怎么用？Golang NewHTTPRequestError使用的例子？那么恭喜您, 这里精选的函数代码示例或许可以为您提供帮助。



在下文中一共展示了NewHTTPRequestError函数的20个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于我们的系统推荐出更棒的Golang代码示例。

示例1: PushImageJSONRegistry

// Push a local image to the registry
func (r *Session) PushImageJSONRegistry(imgData *ImgData, jsonRaw []byte, registry string, token []string) error {

	log.Debugf("[registry] Calling PUT %s", registry+"images/"+imgData.ID+"/json")

	req, err := r.reqFactory.NewRequest("PUT", registry+"images/"+imgData.ID+"/json", bytes.NewReader(jsonRaw))
	if err != nil {
		return err
	}
	req.Header.Add("Content-type", "application/json")
	setTokenAuth(req, token)

	res, _, err := r.doRequest(req)
	if err != nil {
		return fmt.Errorf("Failed to upload metadata: %s", err)
	}
	defer res.Body.Close()
	if res.StatusCode == 401 && strings.HasPrefix(registry, "http://") {
		return utils.NewHTTPRequestError("HTTP code 401, Docker will not send auth headers over HTTP.", res)
	}
	if res.StatusCode != 200 {
		errBody, err := ioutil.ReadAll(res.Body)
		if err != nil {
			return utils.NewHTTPRequestError(fmt.Sprintf("HTTP code %d while uploading metadata and error when trying to parse response body: %s", res.StatusCode, err), res)
		}
		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 utils.NewHTTPRequestError(fmt.Sprintf("HTTP code %d while uploading metadata: %q", res.StatusCode, errBody), res)
	}
	return nil
}
开发者ID:jorik041，项目名称:docker，代码行数:35，代码来源:session.go


示例2: SearchRepositories

func (r *Session) SearchRepositories(term string) (*SearchResults, error) {
	log.Debugf("Index server: %s", r.indexEndpoint)
	u := r.indexEndpoint + "search?q=" + url.QueryEscape(term)
	req, err := r.reqFactory.NewRequest("GET", u, nil)
	if err != nil {
		return nil, err
	}
	if r.authConfig != nil && len(r.authConfig.Username) > 0 {
		req.SetBasicAuth(r.authConfig.Username, r.authConfig.Password)
	}
	req.Header.Set("X-Docker-Token", "true")
	res, _, err := r.doRequest(req)
	if err != nil {
		return nil, err
	}
	defer res.Body.Close()
	if res.StatusCode != 200 {
		return nil, utils.NewHTTPRequestError(fmt.Sprintf("Unexepected status code %d", res.StatusCode), res)
	}
	rawData, err := ioutil.ReadAll(res.Body)
	if err != nil {
		return nil, err
	}
	result := new(SearchResults)
	err = json.Unmarshal(rawData, result)
	return result, err
}
开发者ID:BreezeWu，项目名称:docker，代码行数:27，代码来源:session.go


示例3: PutV2ImageManifest

// Finally Push the (signed) manifest of the blobs we've just pushed
func (r *Session) PutV2ImageManifest(ep *Endpoint, imageName, tagName string, manifestRdr io.Reader, auth *RequestAuthorization) error {
	routeURL, err := getV2Builder(ep).BuildManifestURL(imageName, tagName)
	if err != nil {
		return err
	}

	method := "PUT"
	log.Debugf("[registry] Calling %q %s", method, routeURL)
	req, err := r.reqFactory.NewRequest(method, routeURL, manifestRdr)
	if err != nil {
		return err
	}
	if err := auth.Authorize(req); err != nil {
		return err
	}
	res, _, err := r.doRequest(req)
	if err != nil {
		return err
	}
	b, _ := ioutil.ReadAll(res.Body)
	res.Body.Close()
	if res.StatusCode != 200 {
		if res.StatusCode == 401 {
			return errLoginRequired
		}
		log.Debugf("Unexpected response from server: %q %#v", b, res.Header)
		return utils.NewHTTPRequestError(fmt.Sprintf("Server error: %d trying to push %s:%s manifest", res.StatusCode, imageName, tagName), res)
	}

	return nil
}
开发者ID:hantuo，项目名称:docker，代码行数:32，代码来源:session_v2.go


示例4: GetRemoteHistory

// Retrieve the history of a given image from the Registry.
// Return a list of the parent's json (requested image included)
func (r *Session) GetRemoteHistory(imgID, registry string, token []string) ([]string, error) {
	req, err := r.reqFactory.NewRequest("GET", registry+"images/"+imgID+"/ancestry", nil)
	if err != nil {
		return nil, err
	}
	setTokenAuth(req, token)
	res, _, err := r.doRequest(req)
	if err != nil {
		return nil, err
	}
	defer res.Body.Close()
	if res.StatusCode != 200 {
		if res.StatusCode == 401 {
			return nil, errLoginRequired
		}
		return nil, utils.NewHTTPRequestError(fmt.Sprintf("Server error: %d trying to fetch remote history for %s", res.StatusCode, imgID), res)
	}

	jsonString, err := ioutil.ReadAll(res.Body)
	if err != nil {
		return nil, fmt.Errorf("Error while reading the http response: %s", err)
	}

	log.Debugf("Ancestry: %s", jsonString)
	history := new([]string)
	if err := json.Unmarshal(jsonString, history); err != nil {
		return nil, err
	}
	return *history, nil
}
开发者ID:jorik041，项目名称:docker，代码行数:32，代码来源:session.go


示例5: GetV2Version

func (r *Session) GetV2Version(token []string) (*RegistryInfo, error) {
	routeURL, err := getV2URL(r.indexEndpoint, "version", nil)
	if err != nil {
		return nil, err
	}

	method := "GET"
	log.Debugf("[registry] Calling %q %s", method, routeURL.String())

	req, err := r.reqFactory.NewRequest(method, routeURL.String(), nil)
	if err != nil {
		return nil, err
	}
	setTokenAuth(req, token)
	res, _, err := r.doRequest(req)
	if err != nil {
		return nil, err
	}
	defer res.Body.Close()
	if res.StatusCode != 200 {
		return nil, utils.NewHTTPRequestError(fmt.Sprintf("Server error: %d fetching Version", res.StatusCode), res)
	}

	decoder := json.NewDecoder(res.Body)
	versionInfo := new(RegistryInfo)

	err = decoder.Decode(versionInfo)
	if err != nil {
		return nil, fmt.Errorf("unable to decode GetV2Version JSON response: %s", err)
	}

	return versionInfo, nil
}
开发者ID:namhyung，项目名称:docker，代码行数:33，代码来源:session_v2.go


示例6: HeadV2ImageBlob

// - Succeeded to head image blob (already exists)
// - Failed with no error (continue to Push the Blob)
// - Failed with error
func (r *Session) HeadV2ImageBlob(ep *Endpoint, imageName, sumType, sum string, auth *RequestAuthorization) (bool, error) {
	routeURL, err := getV2Builder(ep).BuildBlobURL(imageName, sumType+":"+sum)
	if err != nil {
		return false, err
	}

	method := "HEAD"
	log.Debugf("[registry] Calling %q %s", method, routeURL)

	req, err := r.reqFactory.NewRequest(method, routeURL, nil)
	if err != nil {
		return false, err
	}
	if err := auth.Authorize(req); err != nil {
		return false, err
	}
	res, _, err := r.doRequest(req)
	if err != nil {
		return false, err
	}
	res.Body.Close() // close early, since we're not needing a body on this call .. yet?
	switch {
	case res.StatusCode >= 200 && res.StatusCode < 400:
		// return something indicating no push needed
		return true, nil
	case res.StatusCode == 401:
		return false, errLoginRequired
	case res.StatusCode == 404:
		// return something indicating blob push needed
		return false, nil
	}

	return false, utils.NewHTTPRequestError(fmt.Sprintf("Server error: %d trying head request for %s - %s:%s", res.StatusCode, imageName, sumType, sum), res)
}
开发者ID:Crispy1975，项目名称:deis，代码行数:37，代码来源:session_v2.go


示例7: PutV2ImageManifest

// Finally Push the (signed) manifest of the blobs we've just pushed
func (r *Session) PutV2ImageManifest(imageName, tagName string, manifestRdr io.Reader, token []string) error {
	vars := map[string]string{
		"imagename": imageName,
		"tagname":   tagName,
	}

	routeURL, err := getV2URL(r.indexEndpoint, "manifests", vars)
	if err != nil {
		return err
	}

	method := "PUT"
	log.Debugf("[registry] Calling %q %s", method, routeURL.String())
	req, err := r.reqFactory.NewRequest(method, routeURL.String(), manifestRdr)
	if err != nil {
		return err
	}
	setTokenAuth(req, token)
	res, _, err := r.doRequest(req)
	if err != nil {
		return err
	}
	res.Body.Close()
	if res.StatusCode != 201 {
		if res.StatusCode == 401 {
			return errLoginRequired
		}
		return utils.NewHTTPRequestError(fmt.Sprintf("Server error: %d trying to push %s:%s manifest", res.StatusCode, imageName, tagName), res)
	}

	return nil
}
开发者ID:namhyung，项目名称:docker，代码行数:33，代码来源:session_v2.go


示例8: GetV2ImageBlob

func (r *Session) GetV2ImageBlob(ep *Endpoint, imageName, sumType, sum string, blobWrtr io.Writer, auth *RequestAuthorization) error {
	routeURL, err := getV2Builder(ep).BuildBlobURL(imageName, sumType+":"+sum)
	if err != nil {
		return err
	}

	method := "GET"
	log.Debugf("[registry] Calling %q %s", method, routeURL)
	req, err := r.reqFactory.NewRequest(method, routeURL, nil)
	if err != nil {
		return err
	}
	if err := auth.Authorize(req); err != nil {
		return err
	}
	res, _, err := r.doRequest(req)
	if err != nil {
		return err
	}
	defer res.Body.Close()
	if res.StatusCode != 200 {
		if res.StatusCode == 401 {
			return errLoginRequired
		}
		return utils.NewHTTPRequestError(fmt.Sprintf("Server error: %d trying to pull %s blob", res.StatusCode, imageName), res)
	}

	_, err = io.Copy(blobWrtr, res.Body)
	return err
}
开发者ID:Crispy1975，项目名称:deis，代码行数:30，代码来源:session_v2.go


示例9: GetV2ImageBlob

func (r *Session) GetV2ImageBlob(imageName, sumType, sum string, blobWrtr io.Writer, token []string) error {
	vars := map[string]string{
		"imagename": imageName,
		"sumtype":   sumType,
		"sum":       sum,
	}

	routeURL, err := getV2URL(r.indexEndpoint, "downloadBlob", vars)
	if err != nil {
		return err
	}

	method := "GET"
	log.Debugf("[registry] Calling %q %s", method, routeURL.String())
	req, err := r.reqFactory.NewRequest(method, routeURL.String(), nil)
	if err != nil {
		return err
	}
	setTokenAuth(req, token)
	res, _, err := r.doRequest(req)
	if err != nil {
		return err
	}
	defer res.Body.Close()
	if res.StatusCode != 200 {
		if res.StatusCode == 401 {
			return errLoginRequired
		}
		return utils.NewHTTPRequestError(fmt.Sprintf("Server error: %d trying to pull %s blob", res.StatusCode, imageName), res)
	}

	_, err = io.Copy(blobWrtr, res.Body)
	return err
}
开发者ID:namhyung，项目名称:docker，代码行数:34，代码来源:session_v2.go


示例10: GetV2ImageBlobReader

func (r *Session) GetV2ImageBlobReader(ep *Endpoint, imageName, sumType, sum string, auth *RequestAuthorization) (io.ReadCloser, int64, error) {
	routeURL, err := getV2Builder(ep).BuildBlobURL(imageName, sumType+":"+sum)
	if err != nil {
		return nil, 0, err
	}

	method := "GET"
	log.Debugf("[registry] Calling %q %s", method, routeURL)
	req, err := r.reqFactory.NewRequest(method, routeURL, nil)
	if err != nil {
		return nil, 0, err
	}
	if err := auth.Authorize(req); err != nil {
		return nil, 0, err
	}
	res, _, err := r.doRequest(req)
	if err != nil {
		return nil, 0, err
	}
	if res.StatusCode != 200 {
		if res.StatusCode == 401 {
			return nil, 0, errLoginRequired
		}
		return nil, 0, utils.NewHTTPRequestError(fmt.Sprintf("Server error: %d trying to pull %s blob - %s:%s", res.StatusCode, imageName, sumType, sum), res)
	}
	lenStr := res.Header.Get("Content-Length")
	l, err := strconv.ParseInt(lenStr, 10, 64)
	if err != nil {
		return nil, 0, err
	}

	return res.Body, l, err
}
开发者ID:Crispy1975，项目名称:deis，代码行数:33，代码来源:session_v2.go


示例11: GetRemoteImageJSON

// Retrieve an image from the Registry.
func (r *Session) GetRemoteImageJSON(imgID, registry string, token []string) ([]byte, int, error) {
	// Get the JSON
	req, err := r.reqFactory.NewRequest("GET", registry+"images/"+imgID+"/json", nil)
	if err != nil {
		return nil, -1, fmt.Errorf("Failed to download json: %s", err)
	}
	setTokenAuth(req, token)
	res, _, err := r.doRequest(req)
	if err != nil {
		return nil, -1, fmt.Errorf("Failed to download json: %s", err)
	}
	defer res.Body.Close()
	if res.StatusCode != 200 {
		return nil, -1, utils.NewHTTPRequestError(fmt.Sprintf("HTTP code %d", res.StatusCode), res)
	}
	// if the size header is not present, then set it to '-1'
	imageSize := -1
	if hdr := res.Header.Get("X-Docker-Size"); hdr != "" {
		imageSize, err = strconv.Atoi(hdr)
		if err != nil {
			return nil, -1, err
		}
	}

	jsonString, err := ioutil.ReadAll(res.Body)
	if err != nil {
		return nil, -1, fmt.Errorf("Failed to parse downloaded json: %s (%s)", err, jsonString)
	}
	return jsonString, imageSize, nil
}
开发者ID:jorik041，项目名称:docker，代码行数:31，代码来源:session.go


示例12: PushImageLayerRegistry

func (r *Session) PushImageLayerRegistry(imgID string, layer io.Reader, registry string, token []string, jsonRaw []byte) (checksum string, checksumPayload string, err error) {

	log.Debugf("[registry] Calling PUT %s", registry+"images/"+imgID+"/layer")

	tarsumLayer, err := tarsum.NewTarSum(layer, false, tarsum.Version0)
	if err != nil {
		return "", "", err
	}
	h := sha256.New()
	h.Write(jsonRaw)
	h.Write([]byte{'\n'})
	checksumLayer := io.TeeReader(tarsumLayer, h)

	req, err := r.reqFactory.NewRequest("PUT", registry+"images/"+imgID+"/layer", checksumLayer)
	if err != nil {
		return "", "", err
	}
	req.Header.Add("Content-Type", "application/octet-stream")
	req.ContentLength = -1
	req.TransferEncoding = []string{"chunked"}
	setTokenAuth(req, token)
	res, _, err := r.doRequest(req)
	if err != nil {
		return "", "", fmt.Errorf("Failed to upload layer: %s", err)
	}
	if rc, ok := layer.(io.Closer); ok {
		if err := rc.Close(); err != nil {
			return "", "", err
		}
	}
	defer res.Body.Close()

	if res.StatusCode != 200 {
		errBody, err := ioutil.ReadAll(res.Body)
		if err != nil {
			return "", "", utils.NewHTTPRequestError(fmt.Sprintf("HTTP code %d while uploading metadata and error when trying to parse response body: %s", res.StatusCode, err), res)
		}
		return "", "", utils.NewHTTPRequestError(fmt.Sprintf("Received HTTP code %d while uploading layer: %q", res.StatusCode, errBody), res)
	}

	checksumPayload = "sha256:" + hex.EncodeToString(h.Sum(nil))
	return tarsumLayer.Sum(jsonRaw), checksumPayload, nil
}
开发者ID:jorik041，项目名称:docker，代码行数:43，代码来源:session.go


示例13: PutV2ImageManifest

// Finally Push the (signed) manifest of the blobs we've just pushed
func (r *Session) PutV2ImageManifest(ep *Endpoint, imageName, tagName string, signedManifest, rawManifest []byte, auth *RequestAuthorization) (digest.Digest, error) {
	routeURL, err := getV2Builder(ep).BuildManifestURL(imageName, tagName)
	if err != nil {
		return "", err
	}

	method := "PUT"
	logrus.Debugf("[registry] Calling %q %s", method, routeURL)
	req, err := r.reqFactory.NewRequest(method, routeURL, bytes.NewReader(signedManifest))
	if err != nil {
		return "", err
	}
	if err := auth.Authorize(req); err != nil {
		return "", err
	}
	res, _, err := r.doRequest(req)
	if err != nil {
		return "", err
	}
	defer res.Body.Close()

	// All 2xx and 3xx responses can be accepted for a put.
	if res.StatusCode >= 400 {
		if res.StatusCode == 401 {
			return "", errLoginRequired
		}
		errBody, err := ioutil.ReadAll(res.Body)
		if err != nil {
			return "", err
		}
		logrus.Debugf("Unexpected response from server: %q %#v", errBody, res.Header)
		return "", utils.NewHTTPRequestError(fmt.Sprintf("Server error: %d trying to push %s:%s manifest", res.StatusCode, imageName, tagName), res)
	}

	hdrDigest, err := digest.ParseDigest(res.Header.Get(DockerDigestHeader))
	if err != nil {
		return "", fmt.Errorf("invalid manifest digest from registry: %s", err)
	}

	dgstVerifier, err := digest.NewDigestVerifier(hdrDigest)
	if err != nil {
		return "", fmt.Errorf("invalid manifest digest from registry: %s", err)
	}

	dgstVerifier.Write(rawManifest)

	if !dgstVerifier.Verified() {
		computedDigest, _ := digest.FromBytes(rawManifest)
		return "", fmt.Errorf("unable to verify manifest digest: registry has %q, computed %q", hdrDigest, computedDigest)
	}

	return hdrDigest, nil
}
开发者ID:paultag，项目名称:docker，代码行数:54，代码来源:session_v2.go


示例14: PutV2ImageBlob

// Push the image to the server for storage.
// 'layer' is an uncompressed reader of the blob to be pushed.
// The server will generate it's own checksum calculation.
func (r *Session) PutV2ImageBlob(ep *Endpoint, imageName, sumType, sumStr string, blobRdr io.Reader, auth *RequestAuthorization) error {
	routeURL, err := getV2Builder(ep).BuildBlobUploadURL(imageName)
	if err != nil {
		return err
	}

	log.Debugf("[registry] Calling %q %s", "POST", routeURL)
	req, err := r.reqFactory.NewRequest("POST", routeURL, nil)
	if err != nil {
		return err
	}

	if err := auth.Authorize(req); err != nil {
		return err
	}
	res, _, err := r.doRequest(req)
	if err != nil {
		return err
	}
	location := res.Header.Get("Location")

	method := "PUT"
	log.Debugf("[registry] Calling %q %s", method, location)
	req, err = r.reqFactory.NewRequest(method, location, ioutil.NopCloser(blobRdr))
	if err != nil {
		return err
	}
	queryParams := req.URL.Query()
	queryParams.Add("digest", sumType+":"+sumStr)
	req.URL.RawQuery = queryParams.Encode()
	if err := auth.Authorize(req); err != nil {
		return err
	}
	res, _, err = r.doRequest(req)
	if err != nil {
		return err
	}
	defer res.Body.Close()

	if res.StatusCode != 201 {
		if res.StatusCode == 401 {
			return errLoginRequired
		}
		errBody, err := ioutil.ReadAll(res.Body)
		if err != nil {
			return err
		}
		log.Debugf("Unexpected response from server: %q %#v", errBody, res.Header)
		return utils.NewHTTPRequestError(fmt.Sprintf("Server error: %d trying to push %s blob - %s:%s", res.StatusCode, imageName, sumType, sumStr), res)
	}

	return nil
}
开发者ID:Crispy1975，项目名称:deis，代码行数:56，代码来源:session_v2.go


示例15: LookupRemoteImage

// Check if an image exists in the Registry
func (r *Session) LookupRemoteImage(imgID, registry string, token []string) error {
	req, err := r.reqFactory.NewRequest("GET", registry+"images/"+imgID+"/json", nil)
	if err != nil {
		return err
	}
	setTokenAuth(req, token)
	res, _, err := r.doRequest(req)
	if err != nil {
		return err
	}
	res.Body.Close()
	if res.StatusCode != 200 {
		return utils.NewHTTPRequestError(fmt.Sprintf("HTTP code %d", res.StatusCode), res)
	}
	return nil
}
开发者ID:jorik041，项目名称:docker，代码行数:17，代码来源:session.go


示例16: PutV2ImageBlob

// Push the image to the server for storage.
// 'layer' is an uncompressed reader of the blob to be pushed.
// The server will generate it's own checksum calculation.
func (r *Session) PutV2ImageBlob(imageName, sumType string, blobRdr io.Reader, token []string) (serverChecksum string, err error) {
	vars := map[string]string{
		"imagename": imageName,
		"sumtype":   sumType,
	}

	routeURL, err := getV2URL(r.indexEndpoint, "uploadBlob", vars)
	if err != nil {
		return "", err
	}

	method := "PUT"
	log.Debugf("[registry] Calling %q %s", method, routeURL.String())
	req, err := r.reqFactory.NewRequest(method, routeURL.String(), blobRdr)
	if err != nil {
		return "", err
	}
	setTokenAuth(req, token)
	res, _, err := r.doRequest(req)
	if err != nil {
		return "", err
	}
	defer res.Body.Close()
	if res.StatusCode != 201 {
		if res.StatusCode == 401 {
			return "", errLoginRequired
		}
		return "", utils.NewHTTPRequestError(fmt.Sprintf("Server error: %d trying to push %s blob", res.StatusCode, imageName), res)
	}

	type sumReturn struct {
		Checksum string `json:"checksum"`
	}

	decoder := json.NewDecoder(res.Body)
	var sumInfo sumReturn

	err = decoder.Decode(&sumInfo)
	if err != nil {
		return "", fmt.Errorf("unable to decode PutV2ImageBlob JSON response: %s", err)
	}

	// XXX this is a json struct from the registry, with its checksum
	return sumInfo.Checksum, nil
}
开发者ID:namhyung，项目名称:docker，代码行数:48，代码来源:session_v2.go


示例17: initiateBlobUpload

// initiateBlobUpload gets the blob upload location for the given image name.
func (r *Session) initiateBlobUpload(ep *Endpoint, imageName string, auth *RequestAuthorization) (location string, err error) {
	routeURL, err := getV2Builder(ep).BuildBlobUploadURL(imageName)
	if err != nil {
		return "", err
	}

	logrus.Debugf("[registry] Calling %q %s", "POST", routeURL)
	req, err := r.reqFactory.NewRequest("POST", routeURL, nil)
	if err != nil {
		return "", err
	}

	if err := auth.Authorize(req); err != nil {
		return "", err
	}
	res, _, err := r.doRequest(req)
	if err != nil {
		return "", err
	}

	if res.StatusCode != http.StatusAccepted {
		if res.StatusCode == http.StatusUnauthorized {
			return "", errLoginRequired
		}
		if res.StatusCode == http.StatusNotFound {
			return "", ErrDoesNotExist
		}

		errBody, err := ioutil.ReadAll(res.Body)
		if err != nil {
			return "", err
		}

		logrus.Debugf("Unexpected response from server: %q %#v", errBody, res.Header)
		return "", utils.NewHTTPRequestError(fmt.Sprintf("Server error: unexpected %d response status trying to initiate upload of %s", res.StatusCode, imageName), res)
	}

	if location = res.Header.Get("Location"); location == "" {
		return "", fmt.Errorf("registry did not return a Location header for resumable blob upload for image %s", imageName)
	}

	return
}
开发者ID:paultag，项目名称:docker，代码行数:44，代码来源:session_v2.go


示例18: GetV2RemoteTags

// Given a repository name, returns a json array of string tags
func (r *Session) GetV2RemoteTags(imageName string, token []string) ([]string, error) {
	vars := map[string]string{
		"imagename": imageName,
	}

	routeURL, err := getV2URL(r.indexEndpoint, "tags", vars)
	if err != nil {
		return nil, err
	}

	method := "GET"
	log.Debugf("[registry] Calling %q %s", method, routeURL.String())

	req, err := r.reqFactory.NewRequest(method, routeURL.String(), nil)
	if err != nil {
		return nil, err
	}
	setTokenAuth(req, token)
	res, _, err := r.doRequest(req)
	if err != nil {
		return nil, err
	}
	defer res.Body.Close()
	if res.StatusCode != 200 {
		if res.StatusCode == 401 {
			return nil, errLoginRequired
		} else if res.StatusCode == 404 {
			return nil, ErrDoesNotExist
		}
		return nil, utils.NewHTTPRequestError(fmt.Sprintf("Server error: %d trying to fetch for %s", res.StatusCode, imageName), res)
	}

	decoder := json.NewDecoder(res.Body)
	var tags []string
	err = decoder.Decode(&tags)
	if err != nil {
		return nil, fmt.Errorf("Error while decoding the http response: %s", err)
	}
	return tags, nil
}
开发者ID:namhyung，项目名称:docker，代码行数:41，代码来源:session_v2.go


示例19: GetV2ImageManifest

//
// 1) Check if TarSum of each layer exists /v2/
//  1.a) if 200, continue
//  1.b) if 300, then push the
//  1.c) if anything else, err
// 2) PUT the created/signed manifest
//
func (r *Session) GetV2ImageManifest(imageName, tagName string, token []string) ([]byte, error) {
	vars := map[string]string{
		"imagename": imageName,
		"tagname":   tagName,
	}

	routeURL, err := getV2URL(r.indexEndpoint, "manifests", vars)
	if err != nil {
		return nil, err
	}

	method := "GET"
	log.Debugf("[registry] Calling %q %s", method, routeURL.String())

	req, err := r.reqFactory.NewRequest(method, routeURL.String(), nil)
	if err != nil {
		return nil, err
	}
	setTokenAuth(req, token)
	res, _, err := r.doRequest(req)
	if err != nil {
		return nil, err
	}
	defer res.Body.Close()
	if res.StatusCode != 200 {
		if res.StatusCode == 401 {
			return nil, errLoginRequired
		} else if res.StatusCode == 404 {
			return nil, ErrDoesNotExist
		}
		return nil, utils.NewHTTPRequestError(fmt.Sprintf("Server error: %d trying to fetch for %s:%s", res.StatusCode, imageName, tagName), res)
	}

	buf, err := ioutil.ReadAll(res.Body)
	if err != nil {
		return nil, fmt.Errorf("Error while reading the http response: %s", err)
	}
	return buf, nil
}
开发者ID:namhyung，项目名称:docker，代码行数:46，代码来源:session_v2.go


示例20: PushRegistryTag

// push a tag on the registry.
// Remote has the format '<user>/<repo>
func (r *Session) PushRegistryTag(remote, revision, tag, registry string, token []string) error {
	// "jsonify" the string
	revision = "\"" + revision + "\""
	path := fmt.Sprintf("repositories/%s/tags/%s", remote, tag)

	req, err := r.reqFactory.NewRequest("PUT", registry+path, strings.NewReader(revision))
	if err != nil {
		return err
	}
	req.Header.Add("Content-type", "application/json")
	setTokenAuth(req, token)
	req.ContentLength = int64(len(revision))
	res, _, err := r.doRequest(req)
	if err != nil {
		return err
	}
	res.Body.Close()
	if res.StatusCode != 200 && res.StatusCode != 201 {
		return utils.NewHTTPRequestError(fmt.Sprintf("Internal server error: %d trying to push tag %s on %s", res.StatusCode, tag, remote), res)
	}
	return nil
}
开发者ID:jorik041，项目名称:docker，代码行数:24，代码来源:session.go



注：本文中的github.com/docker/docker/utils.NewHTTPRequestError函数示例整理自Github/MSDocs等源码及文档管理平台，相关代码片段筛选自各路编程大神贡献的开源项目，源码版权归原作者所有，传播和使用请参考对应项目的License；未经允许，请勿转载。

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