Golang utils.NewHTTPRequestError函數代碼示例

本文整理匯總了Golang中github.com/dotcloud/docker/utils.NewHTTPRequestError函數的典型用法代碼示例。如果您正苦於以下問題：Golang NewHTTPRequestError函數的具體用法？Golang NewHTTPRequestError怎麽用？Golang NewHTTPRequestError使用的例子？那麽, 這裏精選的函數代碼示例或許可以為您提供幫助。

在下文中一共展示了NewHTTPRequestError函數的13個代碼示例，這些例子默認根據受歡迎程度排序。您可以為喜歡或者感覺有用的代碼點讚，您的評價將有助於係統推薦出更棒的Golang代碼示例。

示例1: PushImageJSONRegistry

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

	utils.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")
	req.Header.Set("Authorization", "Token "+strings.Join(token, ","))

	res, err := doWithCookies(r.client, req)
	if err != nil {
		return fmt.Errorf("Failed to upload metadata: %s", 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)
		}
		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: %s", res.StatusCode, errBody), res)
	}
	return nil
}

開發者ID:kewinwang，項目名稱:docker，代碼行數:32，代碼來源:registry.go

示例2: PushImageLayerRegistry

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

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

	tarsumLayer := &utils.TarSum{Reader: layer}

	req, err := r.reqFactory.NewRequest("PUT", registry+"images/"+imgID+"/layer", tarsumLayer)
	if err != nil {
		return "", err
	}
	req.ContentLength = -1
	req.TransferEncoding = []string{"chunked"}
	req.Header.Set("Authorization", "Token "+strings.Join(token, ","))
	res, err := doWithCookies(r.client, req)
	if err != nil {
		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 "", 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: %s", res.StatusCode, errBody), res)
	}
	return tarsumLayer.Sum(jsonRaw), nil
}

開發者ID:kewinwang，項目名稱:docker，代碼行數:28，代碼來源:registry.go

示例3: PushImageJSONRegistry

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

	utils.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.client.Do(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: %s", res.StatusCode, errBody), res)
	}
	return nil
}

開發者ID:Emsu，項目名稱:docker，代碼行數:35，代碼來源:registry.go

示例4: GetRemoteImageJSON

// Retrieve an image from the Registry.
func (r *Registry) 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)
	}
	req.Header.Set("Authorization", "Token "+strings.Join(token, ", "))
	res, err := doWithCookies(r.client, 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)
	}

	imageSize, err := strconv.Atoi(res.Header.Get("X-Docker-Size"))
	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
}

開發者ID:kewinwang，項目名稱:docker，代碼行數:28，代碼來源:registry.go

示例5: GetRemoteHistory

// Retrieve the history of a given image from the Registry.
// Return a list of the parent's json (requested image included)
func (r *Registry) 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
	}
	req.Header.Set("Authorization", "Token "+strings.Join(token, ", "))
	res, err := doWithCookies(r.client, 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)
	}

	utils.Debugf("Ancestry: %s", jsonString)
	history := new([]string)
	if err := json.Unmarshal(jsonString, history); err != nil {
		return nil, err
	}
	return *history, nil
}

開發者ID:kewinwang，項目名稱:docker，代碼行數:32，代碼來源:registry.go

示例6: SearchRepositories

func (r *Registry) SearchRepositories(term string) (*SearchResults, error) {
	utils.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.client.Do(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
}

開發者ID:Emsu，項目名稱:docker，代碼行數:27，代碼來源:registry.go

示例7: GetRemoteImageJSON

// Retrieve an image from the Registry.
func (r *Registry) 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.client.Do(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
}

開發者ID:Emsu，項目名稱:docker，代碼行數:32，代碼來源:registry.go

示例8: PushImageLayerRegistry

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

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

	tarsumLayer := &utils.TarSum{Reader: layer}
	h := sha256.New()
	h.Write(jsonRaw)
	h.Write([]byte{'\n'})
	checksumLayer := &utils.CheckSum{Reader: tarsumLayer, Hash: 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: %s", res.StatusCode, errBody), res)
	}

	checksumPayload = "sha256:" + checksumLayer.Sum()
	return tarsumLayer.Sum(jsonRaw), checksumPayload, nil
}

開發者ID:huodianyan，項目名稱:docker，代碼行數:40，代碼來源:registry.go

示例9: PushRegistryTag

// push a tag on the registry.
// Remote has the format '<user>/<repo>
func (r *Registry) PushRegistryTag(remote, revision, tag, registry string, token []string) error {
	// "jsonify" the string
	revision = "\"" + revision + "\""

	req, err := r.opaqueRequest("PUT", registry+"repositories/"+remote+"/tags/"+tag, strings.NewReader(revision))
	if err != nil {
		return err
	}
	req.Header.Add("Content-type", "application/json")
	req.Header.Set("Authorization", "Token "+strings.Join(token, ","))
	req.ContentLength = int64(len(revision))
	res, err := doWithCookies(r.client, 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
}

開發者ID:nvdnkpr，項目名稱:docker，代碼行數:23，代碼來源:registry.go

示例10: SearchRepositories

func (r *Registry) SearchRepositories(term string) (*SearchResults, error) {
	u := auth.IndexServerAddress() + "search?q=" + url.QueryEscape(term)
	req, err := r.reqFactory.NewRequest("GET", u, nil)
	if err != nil {
		return nil, err
	}
	res, err := r.client.Do(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
}

開發者ID:kewinwang，項目名稱:docker，代碼行數:22，代碼來源:registry.go

示例11: PushRegistryTag

// push a tag on the registry.
// Remote has the format '<user>/<repo>
func (r *Registry) 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.client.Do(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
}

開發者ID:Emsu，項目名稱:docker，代碼行數:24，代碼來源:registry.go

示例12: PushImageJSONIndex

func (r *Registry) PushImageJSONIndex(indexEp, remote string, imgList []*ImgData, validate bool, regs []string) (*RepositoryData, error) {
	cleanImgList := []*ImgData{}

	if validate {
		for _, elem := range imgList {
			if elem.Checksum != "" {
				cleanImgList = append(cleanImgList, elem)
			}
		}
	} else {
		cleanImgList = imgList
	}

	imgListJSON, err := json.Marshal(cleanImgList)
	if err != nil {
		return nil, err
	}
	var suffix string
	if validate {
		suffix = "images"
	}
	u := fmt.Sprintf("%srepositories/%s/%s", indexEp, remote, suffix)
	utils.Debugf("[registry] PUT %s", u)
	utils.Debugf("Image list pushed to index:\n%s", imgListJSON)
	req, err := r.reqFactory.NewRequest("PUT", u, bytes.NewReader(imgListJSON))
	if err != nil {
		return nil, err
	}
	req.Header.Add("Content-type", "application/json")
	req.SetBasicAuth(r.authConfig.Username, r.authConfig.Password)
	req.ContentLength = int64(len(imgListJSON))
	req.Header.Set("X-Docker-Token", "true")
	if validate {
		req.Header["X-Docker-Endpoints"] = regs
	}

	res, err := r.client.Do(req)
	if err != nil {
		return nil, err
	}
	defer res.Body.Close()

	// Redirect if necessary
	for res.StatusCode >= 300 && res.StatusCode < 400 {
		utils.Debugf("Redirected to %s", res.Header.Get("Location"))
		req, err = r.reqFactory.NewRequest("PUT", res.Header.Get("Location"), bytes.NewReader(imgListJSON))
		if err != nil {
			return nil, err
		}
		req.SetBasicAuth(r.authConfig.Username, r.authConfig.Password)
		req.ContentLength = int64(len(imgListJSON))
		req.Header.Set("X-Docker-Token", "true")
		if validate {
			req.Header["X-Docker-Endpoints"] = regs
		}
		res, err = r.client.Do(req)
		if err != nil {
			return nil, err
		}
		defer res.Body.Close()
	}

	var tokens, endpoints []string
	var urlScheme = indexEp[:strings.Index(indexEp, ":")]
	if !validate {
		if res.StatusCode != 200 && res.StatusCode != 201 {
			errBody, err := ioutil.ReadAll(res.Body)
			if err != nil {
				return nil, err
			}
			return nil, utils.NewHTTPRequestError(fmt.Sprintf("Error: Status %d trying to push repository %s: %s", res.StatusCode, remote, errBody), res)
		}
		if res.Header.Get("X-Docker-Token") != "" {
			tokens = res.Header["X-Docker-Token"]
			utils.Debugf("Auth token: %v", tokens)
		} else {
			return nil, fmt.Errorf("Index response didn't contain an access token")
		}

		if res.Header.Get("X-Docker-Endpoints") != "" {
			// The Registry's URL scheme has to match the Index'
			for _, ep := range res.Header["X-Docker-Endpoints"] {
				endpoints = append(endpoints, fmt.Sprintf("%s://%s/v1/", urlScheme, ep))
			}
		} else {
			return nil, fmt.Errorf("Index response didn't contain any endpoints")
		}
	}
	if validate {
		if res.StatusCode != 204 {
			errBody, err := ioutil.ReadAll(res.Body)
			if err != nil {
				return nil, err
			}
			return nil, utils.NewHTTPRequestError(fmt.Sprintf("Error: Status %d trying to push checksums %s: %s", res.StatusCode, remote, errBody), res)
		}
	}

	return &RepositoryData{
		Tokens:    tokens,
//.........這裏部分代碼省略.........

開發者ID:kewinwang，項目名稱:docker，代碼行數:101，代碼來源:registry.go

示例13: GetRepositoryData

func (r *Registry) GetRepositoryData(indexEp, remote string) (*RepositoryData, error) {
	repositoryTarget := fmt.Sprintf("%srepositories/%s/images", indexEp, remote)

	utils.Debugf("[registry] Calling GET %s", repositoryTarget)

	req, err := r.reqFactory.NewRequest("GET", repositoryTarget, 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.client.Do(req)
	if err != nil {
		return nil, err
	}
	defer res.Body.Close()
	if res.StatusCode == 401 {
		return nil, ErrLoginRequired
	}
	// TODO: Right now we're ignoring checksums in the response body.
	// In the future, we need to use them to check image validity.
	if res.StatusCode != 200 {
		return nil, utils.NewHTTPRequestError(fmt.Sprintf("HTTP code: %d", res.StatusCode), res)
	}

	var tokens []string
	if res.Header.Get("X-Docker-Token") != "" {
		tokens = res.Header["X-Docker-Token"]
	}

	var endpoints []string
	var urlScheme = indexEp[:strings.Index(indexEp, ":")]
	if res.Header.Get("X-Docker-Endpoints") != "" {
		// The Registry's URL scheme has to match the Index'
		for _, ep := range res.Header["X-Docker-Endpoints"] {
			endpoints = append(endpoints, fmt.Sprintf("%s://%s/v1/", urlScheme, ep))
		}
	} else {
		return nil, fmt.Errorf("Index response didn't contain any endpoints")
	}

	checksumsJSON, err := ioutil.ReadAll(res.Body)
	if err != nil {
		return nil, err
	}
	remoteChecksums := []*ImgData{}
	if err := json.Unmarshal(checksumsJSON, &remoteChecksums); err != nil {
		return nil, err
	}

	// Forge a better object from the retrieved data
	imgsData := make(map[string]*ImgData)
	for _, elem := range remoteChecksums {
		imgsData[elem.ID] = elem
	}

	return &RepositoryData{
		ImgList:   imgsData,
		Endpoints: endpoints,
		Tokens:    tokens,
	}, nil
}

開發者ID:kewinwang，項目名稱:docker，代碼行數:65，代碼來源:registry.go

注：本文中的github.com/dotcloud/docker/utils.NewHTTPRequestError函數示例由純淨天空整理自Github/MSDocs等開源代碼及文檔管理平台，相關代碼片段篩選自各路編程大神貢獻的開源項目，源碼版權歸原作者所有，傳播和使用請參考對應項目的License；未經允許，請勿轉載。