remove useless code

This commit is contained in:
Wenkai Yin 2016-04-17 22:39:10 +08:00
parent 24cd26aa5a
commit 4dc81927d3
4 changed files with 86 additions and 140 deletions

View File

@ -225,15 +225,19 @@ func (ra *RepositoryAPI) GetTags() {
var tags []string
repoName := ra.GetString("repo_name")
result, err := registry.APIGet(registry.BuildRegistryURL(repoName, "tags", "list"), ra.username)
tags, err := ra.registry.ListTag(repoName)
if err != nil {
log.Errorf("Failed to get repo tags, repo name: %s, error: %v", repoName, err)
ra.RenderError(http.StatusInternalServerError, "Failed to get repo tags")
} else {
t := tag{}
json.Unmarshal(result, &t)
tags = t.Tags
e, ok := errors.ParseError(err)
if ok {
log.Info(e)
ra.CustomAbort(e.StatusCode, e.Message)
} else {
log.Error(err)
ra.CustomAbort(http.StatusInternalServerError, "internal error")
}
}
ra.Data["json"] = tags
ra.ServeJSON()
}
@ -245,14 +249,20 @@ func (ra *RepositoryAPI) GetManifests() {
item := models.RepoItem{}
result, err := registry.APIGet(registry.BuildRegistryURL(repoName, "manifests", tag), ra.username)
_, _, payload, err := ra.registry.PullManifest(repoName, tag, registry.ManifestVersion1)
if err != nil {
log.Errorf("Failed to get manifests for repo, repo name: %s, tag: %s, error: %v", repoName, tag, err)
ra.RenderError(http.StatusInternalServerError, "Internal Server Error")
return
e, ok := errors.ParseError(err)
if ok {
log.Info(e)
ra.CustomAbort(e.StatusCode, e.Message)
} else {
log.Error(err)
ra.CustomAbort(http.StatusInternalServerError, "internal error")
}
}
mani := manifest{}
err = json.Unmarshal(result, &mani)
err = json.Unmarshal(payload, &mani)
if err != nil {
log.Errorf("Failed to decode json from response for manifests, repo name: %s, tag: %s, error: %v", repoName, tag, err)
ra.RenderError(http.StatusInternalServerError, "Internal Server Error")

View File

@ -16,11 +16,9 @@
package utils
import (
"encoding/json"
"os"
"time"
"github.com/vmware/harbor/models"
"github.com/vmware/harbor/utils/log"
"github.com/vmware/harbor/utils/registry"
@ -52,19 +50,14 @@ func init() {
// RefreshCatalogCache calls registry's API to get repository list and write it to cache.
func RefreshCatalogCache() error {
log.Debug("refreshing catalog cache...")
result, err := registry.APIGet(registry.BuildRegistryURL("_catalog"), "")
if err != nil {
return err
}
repoResp := models.Repo{}
err = json.Unmarshal(result, &repoResp)
rs, err := registryClient.Catalog()
if err != nil {
return err
}
repos := []string{}
for _, repo := range repoResp.Repositories {
for _, repo := range rs {
tags, err := registryClient.ListTag(repo)
if err != nil {
log.Errorf("error occurred while list tag for %s: %v", repo, err)

View File

@ -22,6 +22,8 @@ import (
"net/http"
"net/url"
"github.com/docker/distribution/manifest"
"github.com/docker/distribution/manifest/schema1"
"github.com/docker/distribution/manifest/schema2"
"github.com/vmware/harbor/utils/registry/errors"
)
@ -37,6 +39,19 @@ type uRLBuilder struct {
root *url.URL
}
var (
// ManifestVersion1 : schema 1
ManifestVersion1 = manifest.Versioned{
SchemaVersion: 1,
MediaType: schema1.MediaTypeManifest,
}
// ManifestVersion2 : schema 2
ManifestVersion2 = manifest.Versioned{
SchemaVersion: 2,
MediaType: schema2.MediaTypeManifest,
}
)
// New returns an instance of Registry
func New(endpoint string, client *http.Client) (*Registry, error) {
u, err := url.Parse(endpoint)
@ -53,6 +68,46 @@ func New(endpoint string, client *http.Client) (*Registry, error) {
}, nil
}
// Catalog ...
func (r *Registry) Catalog() ([]string, error) {
repos := []string{}
req, err := http.NewRequest("GET", r.ub.buildCatalogURL(), nil)
if err != nil {
return repos, err
}
resp, err := r.client.Do(req)
if err != nil {
return repos, err
}
defer resp.Body.Close()
b, err := ioutil.ReadAll(resp.Body)
if err != nil {
return repos, err
}
if resp.StatusCode == http.StatusOK {
catalogResp := struct {
Repositories []string `json:"repositories"`
}{}
if err := json.Unmarshal(b, &catalogResp); err != nil {
return repos, err
}
repos = catalogResp.Repositories
return repos, nil
}
return repos, errors.Error{
StatusCode: resp.StatusCode,
Message: string(b),
}
}
// ListTag ...
func (r *Registry) ListTag(name string) ([]string, error) {
tags := []string{}
@ -135,15 +190,14 @@ func (r *Registry) ManifestExist(name, reference string) (digest string, exist b
}
// PullManifest ...
func (r *Registry) PullManifest(name, reference string) (digest, mediaType string, payload []byte, err error) {
func (r *Registry) PullManifest(name, reference string, version manifest.Versioned) (digest, mediaType string, payload []byte, err error) {
req, err := http.NewRequest("GET", r.ub.buildManifestURL(name, reference), nil)
if err != nil {
return
}
// request Schema 2 manifest, if the registry does not support it,
// Schema 1 manifest will be returned
req.Header.Set(http.CanonicalHeaderKey("Accept"), schema2.MediaTypeManifest)
// if the registry does not support schema 2, schema 1 manifest will be returned
req.Header.Set(http.CanonicalHeaderKey("Accept"), version.MediaType)
resp, err := r.client.Do(req)
if err != nil {
@ -245,6 +299,10 @@ func (r *Registry) DeleteBlob(name, digest string) error {
}
}
func (u *uRLBuilder) buildCatalogURL() string {
return fmt.Sprintf("%s/v2/_catalog", u.root.String())
}
func (u *uRLBuilder) buildTagListURL(name string) string {
return fmt.Sprintf("%s/v2/%s/tags/list", u.root.String(), name)
}

View File

@ -1,115 +0,0 @@
/*
Copyright (c) 2016 VMware, Inc. All Rights Reserved.
Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at
http://www.apache.org/licenses/LICENSE-2.0
Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.
*/
package registry
import (
"errors"
"fmt"
"io/ioutil"
"net/http"
"os"
"regexp"
token_util "github.com/vmware/harbor/service/token"
"github.com/vmware/harbor/utils/log"
)
// BuildRegistryURL ...
func BuildRegistryURL(segments ...string) string {
registryURL := os.Getenv("REGISTRY_URL")
if registryURL == "" {
registryURL = "http://localhost:5000"
}
url := registryURL + "/v2"
for _, s := range segments {
if s == "v2" {
log.Debugf("unnecessary v2 in %v", segments)
continue
}
url += "/" + s
}
return url
}
// APIGet triggers GET request to the URL which is the endpoint of registry and returns the response body.
// It will attach a valid jwt token to the request if registry requires.
func APIGet(url, username string) ([]byte, error) {
log.Debugf("Registry API url: %s", url)
response, err := http.Get(url)
if err != nil {
return nil, err
}
result, err := ioutil.ReadAll(response.Body)
if err != nil {
return nil, err
}
defer response.Body.Close()
if response.StatusCode == http.StatusOK {
return result, nil
} else if response.StatusCode == http.StatusUnauthorized {
authenticate := response.Header.Get("WWW-Authenticate")
log.Debugf("authenticate header: %s", authenticate)
var service string
var scopes []string
//Disregard the case for hanlding multiple scopes for http call initiated from UI, as there's refactor planned.
re := regexp.MustCompile(`service=\"(.*?)\".*scope=\"(.*?)\"`)
res := re.FindStringSubmatch(authenticate)
if len(res) > 2 {
service = res[1]
scopes = append(scopes, res[2])
}
token, err := token_util.GenTokenForUI(username, service, scopes)
if err != nil {
return nil, err
}
request, err := http.NewRequest("GET", url, nil)
if err != nil {
return nil, err
}
request.Header.Add("Authorization", "Bearer "+token)
client := &http.Client{}
client.CheckRedirect = func(req *http.Request, via []*http.Request) error {
// log.Infof("via length: %d\n", len(via))
if len(via) >= 10 {
return fmt.Errorf("too many redirects")
}
for k, v := range via[0].Header {
if _, ok := req.Header[k]; !ok {
req.Header[k] = v
}
}
return nil
}
response, err = client.Do(request)
if err != nil {
return nil, err
}
if response.StatusCode != http.StatusOK {
errMsg := fmt.Sprintf("Unexpected return code from registry: %d", response.StatusCode)
log.Error(errMsg)
return nil, fmt.Errorf(errMsg)
}
result, err = ioutil.ReadAll(response.Body)
if err != nil {
return nil, err
}
defer response.Body.Close()
return result, nil
} else {
return nil, errors.New(string(result))
}
}