Files
higress/hgctl/pkg/agent/services/client.go
2025-10-27 13:38:00 +08:00

114 lines
2.8 KiB
Go

// Copyright (c) 2025 Alibaba Group Holding Ltd.
//
// 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 services
import (
"bytes"
"context"
"encoding/json"
"fmt"
"io"
"net/http"
"time"
)
type HigressClient struct {
baseURL string
username string
password string
httpClient *http.Client
}
func NewHigressClient(baseURL, username, password string) *HigressClient {
client := &HigressClient{
baseURL: baseURL,
username: username,
password: password,
httpClient: &http.Client{
Timeout: 30 * time.Second,
},
}
return client
}
func (c *HigressClient) Get(path string) ([]byte, error) {
return c.request("GET", path, nil)
}
func (c *HigressClient) Post(path string, data interface{}) ([]byte, error) {
return c.request("POST", path, data)
}
func (c *HigressClient) Put(path string, data interface{}) ([]byte, error) {
return c.request("PUT", path, data)
}
func (c *HigressClient) Delete(path string) ([]byte, error) {
return c.request("DELETE", path, nil)
}
func (c *HigressClient) request(method, path string, data interface{}) ([]byte, error) {
url := c.baseURL + path
var body io.Reader
if data != nil {
jsonData, err := json.Marshal(data)
if err != nil {
return nil, fmt.Errorf("failed to marshal request data: %w", err)
}
body = bytes.NewBuffer(jsonData)
}
ctx, cancel := context.WithTimeout(context.Background(), 30*time.Second)
defer cancel()
req, err := http.NewRequestWithContext(ctx, method, url, body)
if err != nil {
return nil, fmt.Errorf("failed to create request: %w", err)
}
req.SetBasicAuth(c.username, c.password)
req.Header.Set("Content-Type", "application/json")
resp, err := c.httpClient.Do(req)
if err != nil {
return nil, fmt.Errorf("request failed: %w", err)
}
defer resp.Body.Close()
if resp.StatusCode == 409 {
return nil, fmt.Errorf("resource already exists")
}
if resp.StatusCode == 400 {
return nil, fmt.Errorf("invalid resource definition")
}
if resp.StatusCode == 500 {
return nil, fmt.Errorf("server internal error")
}
if resp.StatusCode < 200 || resp.StatusCode >= 300 {
return nil, fmt.Errorf("HTTP error %d", resp.StatusCode)
}
respBody, err := io.ReadAll(resp.Body)
if err != nil {
return nil, fmt.Errorf("failed to read response body: %w", err)
}
return respBody, nil
}