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trust.go
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trust.go
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// RAINBOND, Application Management Platform
// Copyright (C) 2014-2017 Goodrain Co., Ltd.
// This program is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version. For any non-GPL usage of Rainbond,
// one or multiple Commercial Licenses authorized by Goodrain Co., Ltd.
// must be obtained first.
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
// You should have received a copy of the GNU General Public License
// along with this program. If not, see <http://www.gnu.org/licenses/>.
package sources
import (
"bytes"
"encoding/json"
"fmt"
"io"
"io/ioutil"
"net/http"
"strings"
"github.com/Sirupsen/logrus"
)
//trustedRegistryClient
type trustedRegistryClient struct {
httpCli *http.Client
server, user, pass string
}
//Repostory repostory info
type Repostory struct {
ID int `json:"id,omitempty"`
Namespace string `json:"namespace,omitempty"`
NamespaceType string `json:"namespaceType,omitempty"`
Name string `json:"name"`
ShortDescription string `json:"shortDescription"`
LongDescription string `json:"longDescription"`
Visibility string `json:"visibility"`
Status string `json:"status,omitempty"`
}
// certificateDirectory returns the directory containing
func createTrustedRegistryClient(server, user, pass string) (*trustedRegistryClient, error) {
if server == "" {
return nil, fmt.Errorf("server address can not be empty")
}
if !strings.HasPrefix(server, "http") {
server = "https://" + server
}
cli := &trustedRegistryClient{
httpCli: http.DefaultClient,
user: user,
pass: pass,
server: server,
}
return cli, nil
}
func (t *trustedRegistryClient) setAuth(res *http.Request) {
res.SetBasicAuth(t.user, t.pass)
}
func (t *trustedRegistryClient) getRequest(method, url string, body io.Reader) (*http.Request, error) {
req, err := http.NewRequest(method, url, body)
if err != nil {
return nil, err
}
t.setAuth(req)
if body != nil {
req.Header.Set("Content-Type", "application/json")
}
return req, nil
}
func (t *trustedRegistryClient) GetRepository(namespace, name string) (*Repostory, error) {
req, err := t.getRequest("GET", fmt.Sprintf("%s/api/v0/repositories/%s/%s", t.server, namespace, name), nil)
if err != nil {
return nil, err
}
res, err := t.httpCli.Do(req)
if err != nil {
return nil, err
}
if res.StatusCode == 200 {
if res.Body != nil {
defer res.Body.Close()
var rep Repostory
err := json.NewDecoder(res.Body).Decode(&rep)
if err != nil {
return nil, fmt.Errorf("read response error,%s", err.Error())
}
return &rep, nil
}
}
return nil, t.handleErrorResponse(res)
}
func (t *trustedRegistryClient) CreateRepository(namespace string, rep *Repostory) error {
data, err := json.Marshal(rep)
if err != nil {
return err
}
req, err := t.getRequest("POST", fmt.Sprintf("%s/api/v0/repositories/%s", t.server, namespace), bytes.NewBuffer(data))
if err != nil {
return err
}
res, err := t.httpCli.Do(req)
if err != nil {
return err
}
if res.StatusCode == 200 {
return nil
}
if res.StatusCode == 201 {
if res.Body != nil {
defer res.Body.Close()
err := json.NewDecoder(res.Body).Decode(rep)
if err != nil {
return fmt.Errorf("read response error,%s", err.Error())
}
return nil
}
}
return t.handleErrorResponse(res)
}
func (t *trustedRegistryClient) handleErrorResponse(res *http.Response) error {
if res.Body != nil {
defer res.Body.Close()
body, _ := ioutil.ReadAll(res.Body)
logrus.Debugf("registry request error:%s", string(body))
}
switch res.StatusCode {
case 400:
return fmt.Errorf("parameter error or resource is exist")
case 401:
return fmt.Errorf("The client is not authenticated")
case 403:
return fmt.Errorf("The client is not authorized")
case 404:
return fmt.Errorf("resource does not exist")
case 409:
return fmt.Errorf("Auth not yet configured. A system administrator has not yet set up an auth method")
default:
return fmt.Errorf("response code is %d", res.StatusCode)
}
}