Golang Repository.Get方法代码示例

func GetTagV1Handler(ctx *macaron.Context, log *logs.BeeLogger) (int, []byte) {
	namespace := ctx.Params(":namespace")
	repository := ctx.Params(":repository")

	r := new(models.Repository)
	if exists, err := r.Get(namespace, repository); err != nil {
		log.Error("[REGISTRY API V1] Failed to get repository %v/%v context: %v", namespace, repository, err.Error())

		result, _ := json.Marshal(map[string]string{"message": "Failed to get repository context"})
		return http.StatusBadRequest, result
	} else if exists == false {
		log.Error("[REGISTRY API V1] Not found repository %v/%v", namespace, repository)

		result, _ := json.Marshal(map[string]string{"message": "Not found repository"})
		return http.StatusNotFound, result
	}

	tags := map[string]string{}
	tagslist := r.GetTagslist()
	for _, tagname := range tagslist {
		t := new(models.Tag)
		if exists, err := t.Get(namespace, repository, tagname); err != nil || !exists {
			log.Error(fmt.Sprintf("[REGISTRY API V1]  %s/%s %v is not exist", namespace, repository, tagname))

			result, _ := json.Marshal(map[string]string{"message": "Tag is not exist"})
			return http.StatusNotFound, result
		}

		tags[tagname] = t.ImageId
	}

	result, _ := json.Marshal(tags)
	return http.StatusOK, result
}

func GetTagsListV2Handler(ctx *macaron.Context, log *logs.BeeLogger) (int, []byte) {
	namespace := ctx.Params(":namespace")
	repository := ctx.Params(":repository")

	r := new(models.Repository)
	if _, err := r.Get(namespace, repository); err != nil {
		log.Error("[REGISTRY API V2] Failed to get repository %v/%v: %v", namespace, repository, err.Error())

		result, _ := json.Marshal(map[string]string{"message": "Failed to get repository"})
		return http.StatusBadRequest, result
	}

	data := map[string]interface{}{}

	data["name"] = fmt.Sprintf("%s/%s", namespace, repository)

	tagslist := r.GetTagslist()
	if len(tagslist) <= 0 {
		log.Error("[REGISTRY API V2] Repository %v/%v tags list is empty", namespace, repository)

		result, _ := json.Marshal(map[string]string{"message": "Tags list is empty"})
		return http.StatusNotFound, result
	}
	data["tags"] = tagslist

	result, _ := json.Marshal(data)
	return http.StatusOK, result
}

func GetRepositoryImagesV1Handler(ctx *macaron.Context, log *logs.BeeLogger) (int, []byte) {
	namespace := ctx.Params(":namespace")
	repository := ctx.Params(":repository")

	r := new(models.Repository)
	if exists, err := r.Get(namespace, repository); err != nil {
		log.Error("[REGISTRY API V1] Failed to get repository %v/%v context: %v", namespace, repository, err.Error())

		result, _ := json.Marshal(map[string]string{"message": "Failed to get repository context"})
		return http.StatusBadRequest, result
	} else if exists == false {
		log.Error("[REGISTRY API V1] Not found repository %v/%v", namespace, repository)

		result, _ := json.Marshal(map[string]string{"message": "Not found repository"})
		return http.StatusNotFound, result
	}

	r.Download += 1

	if err := r.Save(namespace, repository); err != nil {
		log.Error("[REGISTRY API V1] Failed to save repository %v/%v context: %v", namespace, repository, err.Error())
		result, _ := json.Marshal(map[string]string{"message": "Failed to save repository context"})
		return http.StatusBadRequest, result
	}

	username, _, _ := utils.DecodeBasicAuth(ctx.Req.Header.Get("Authorization"))
	token := fmt.Sprintf("Token signature=%v,repository=\"%v/%v\",access=%v",
		utils.MD5(username),
		namespace,
		repository,
		"read")

	ctx.Resp.Header().Set("X-Docker-Token", token)
	ctx.Resp.Header().Set("WWW-Authenticate", token)
	ctx.Resp.Header().Set("Content-Length", fmt.Sprint(len(r.JSON)))

	return http.StatusOK, []byte(r.JSON)
}

func (n *notification) Handler(ctx *macaron.Context) {
	namespace := ctx.Params(":namespace")
	repository := ctx.Params(":repository")

	//Notification function just supports DockerV2 now
	r := new(models.Repository)
	if exists, err := r.Get(namespace, repository); err != nil || exists == false {
		return
	}
	if r.Version != setting.APIVERSION_V2 {
		return
	}

	actor := ActorRecord{Name: namespace}
	repo := fmt.Sprintf("%v/%v", namespace, repository)

	switch ctx.Req.Method {
	case "HEAD":
		digest := ctx.Params(":digest")
		tarsum := strings.Split(digest, ":")[1]

		i := new(models.Image)
		if exists, _ := i.Get(tarsum); exists == false {
			return
		}

		desc := Descriptor{
			MediaType: DefaultMedisType,
			Size:      i.Size,
			Digest:    digest,
		}

		req := newReqRecord(utils.EncodeBasicAuth(namespace, "headblobsv2"), ctx.Req.Request)
		requrl, err := module.NewURLBuilderFromRequest(ctx.Req.Request).BuildBlobURL(repo, desc.Digest)
		if err != nil {
			fmt.Errorf("[REGISTRY API V2] Head blobs and get request URL failed, error:: %v", err.Error())
		}

		b := newBridge(requrl, actor, req, notice)
		Err := b.createBlobEventAndWrite(EventActionPull, repo, desc)
		if Err.Err != nil {
			ctx.Resp.WriteHeader(http.StatusForbidden)
			return
		} else if Err.StatusCode >= 300 {
			ctx.Resp.WriteHeader(Err.StatusCode)
			return
		}

	case "GET":
		if flag := utils.Compare(ctx.Req.RequestURI, "/v2/"); flag == 0 {
			return
		}

		if flag := strings.Contains(ctx.Req.RequestURI, "/blobs/"); flag == true {
			digest := ctx.Params(":digest")
			tarsum := strings.Split(digest, ":")[1]

			i := new(models.Image)
			if exists, _ := i.Get(tarsum); exists == false {
				return
			}

			desc := Descriptor{
				MediaType: BlobMediaType,
				Size:      i.Size,
				Digest:    digest,
			}

			req := newReqRecord(utils.EncodeBasicAuth(namespace, "getblobsv2"), ctx.Req.Request)
			requrl, err := module.NewURLBuilderFromRequest(ctx.Req.Request).BuildBlobURL(repo, desc.Digest)
			if err != nil {
				fmt.Errorf("[REGISTRY API V2] Get blobs and get request URL failed, error:: %v", err.Error())
			}

			b := newBridge(requrl, actor, req, notice)
			Err := b.createBlobEventAndWrite(EventActionPull, repo, desc)
			if Err.Err != nil {
				ctx.Resp.WriteHeader(http.StatusForbidden)
				return
			} else if Err.StatusCode >= 300 {
				ctx.Resp.WriteHeader(Err.StatusCode)
				return
			}
			return
		}

		if flag := strings.Contains(ctx.Req.RequestURI, "/manifests/"); flag == true {
			t := new(models.Tag)
			if exists, err := t.Get(namespace, repository, ctx.Params(":tag")); err != nil || !exists {
				return
			}

			digest, err := utils.DigestManifest([]byte(t.Manifest))
			if err != nil {
				fmt.Errorf("[REGISTRY API V2] Get manifest digest failed: %v", err.Error())
				return
			}

			var sm SignedManifest
			if err := json.Unmarshal([]byte(t.Manifest), &sm); err != nil {
//.........这里部分代码省略.........