mirror of
https://github.com/goharbor/harbor.git
synced 2024-09-06 02:58:04 +02:00
151 lines
3.5 KiB
Go
151 lines
3.5 KiB
Go
/*
|
|
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 (
|
|
"encoding/json"
|
|
"fmt"
|
|
"io/ioutil"
|
|
"net/http"
|
|
"net/url"
|
|
"strings"
|
|
|
|
"github.com/vmware/harbor/utils/log"
|
|
"github.com/vmware/harbor/utils/registry/auth"
|
|
"github.com/vmware/harbor/utils/registry/errors"
|
|
)
|
|
|
|
// Registry holds information of a registry entity
|
|
type Registry struct {
|
|
Endpoint *url.URL
|
|
client *http.Client
|
|
}
|
|
|
|
// NewRegistry returns an instance of registry
|
|
func NewRegistry(endpoint string, client *http.Client) (*Registry, error) {
|
|
endpoint = strings.TrimRight(endpoint, "/")
|
|
|
|
u, err := url.Parse(endpoint)
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
|
|
registry := &Registry{
|
|
Endpoint: u,
|
|
client: client,
|
|
}
|
|
|
|
log.Debugf("initialized a registry client: %s", endpoint)
|
|
|
|
return registry, nil
|
|
}
|
|
|
|
// NewRegistryWithUsername returns a Registry instance which will authorize the request
|
|
// according to the privileges of user
|
|
func NewRegistryWithUsername(endpoint, username string) (*Registry, error) {
|
|
endpoint = strings.TrimRight(endpoint, "/")
|
|
|
|
u, err := url.Parse(endpoint)
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
|
|
client, err := newClient(endpoint, username, nil, "registry", "catalog", "*")
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
|
|
registry := &Registry{
|
|
Endpoint: u,
|
|
client: client,
|
|
}
|
|
|
|
return registry, nil
|
|
}
|
|
|
|
// Catalog ...
|
|
func (r *Registry) Catalog() ([]string, error) {
|
|
repos := []string{}
|
|
|
|
req, err := http.NewRequest("GET", buildCatalogURL(r.Endpoint.String()), 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),
|
|
}
|
|
}
|
|
|
|
func buildCatalogURL(endpoint string) string {
|
|
return fmt.Sprintf("%s/v2/_catalog", endpoint)
|
|
}
|
|
|
|
func newClient(endpoint, username string, credential auth.Credential,
|
|
scopeType, scopeName string, scopeActions ...string) (*http.Client, error) {
|
|
|
|
endpoint = strings.TrimRight(endpoint, "/")
|
|
resp, err := http.Get(buildPingURL(endpoint))
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
|
|
var handlers []auth.Handler
|
|
var handler auth.Handler
|
|
if credential != nil {
|
|
handler = auth.NewStandardTokenHandler(credential, scopeType, scopeName, scopeActions...)
|
|
} else {
|
|
handler = auth.NewUsernameTokenHandler(username, scopeType, scopeName, scopeActions...)
|
|
}
|
|
|
|
handlers = append(handlers, handler)
|
|
|
|
challenges := auth.ParseChallengeFromResponse(resp)
|
|
authorizer := auth.NewRequestAuthorizer(handlers, challenges)
|
|
|
|
transport := NewTransport(http.DefaultTransport, []RequestModifier{authorizer})
|
|
return &http.Client{
|
|
Transport: transport,
|
|
}, nil
|
|
}
|