70e9329e64
- 新增 proxyutil 包，统一 HTTP/HTTPS/SOCKS5/SOCKS5H 代理配置逻辑 - SOCKS5H 支持服务端 DNS 解析，避免本地 DNS 泄露 - 移除 ProxyStrict 宽松模式，代理失败直接返回错误不回退直连 - 前端代理管理页面支持 SOCKS5H 协议的添加/编辑/批量导入 - 补充 IPv6 地址和特殊字符密码的边界测试
76 lines
1.8 KiB
Go
76 lines
1.8 KiB
Go
package repository
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import (
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"context"
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"encoding/json"
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"fmt"
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"io"
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"net/http"
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"time"
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"github.com/Wei-Shaw/sub2api/internal/pkg/httpclient"
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"github.com/Wei-Shaw/sub2api/internal/service"
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)
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func NewProxyExitInfoProber() service.ProxyExitInfoProber {
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return &proxyProbeService{ipInfoURL: defaultIPInfoURL}
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}
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const defaultIPInfoURL = "https://ipinfo.io/json"
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type proxyProbeService struct {
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ipInfoURL string
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}
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func (s *proxyProbeService) ProbeProxy(ctx context.Context, proxyURL string) (*service.ProxyExitInfo, int64, error) {
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client, err := httpclient.GetClient(httpclient.Options{
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ProxyURL: proxyURL,
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Timeout: 15 * time.Second,
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InsecureSkipVerify: true,
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})
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if err != nil {
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return nil, 0, fmt.Errorf("failed to create proxy client: %w", err)
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}
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startTime := time.Now()
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req, err := http.NewRequestWithContext(ctx, "GET", s.ipInfoURL, nil)
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if err != nil {
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return nil, 0, fmt.Errorf("failed to create request: %w", err)
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}
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resp, err := client.Do(req)
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if err != nil {
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return nil, 0, fmt.Errorf("proxy connection failed: %w", err)
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}
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defer func() { _ = resp.Body.Close() }()
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latencyMs := time.Since(startTime).Milliseconds()
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if resp.StatusCode != http.StatusOK {
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return nil, latencyMs, fmt.Errorf("request failed with status: %d", resp.StatusCode)
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}
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var ipInfo struct {
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IP string `json:"ip"`
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City string `json:"city"`
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Region string `json:"region"`
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Country string `json:"country"`
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}
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body, err := io.ReadAll(resp.Body)
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if err != nil {
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return nil, latencyMs, fmt.Errorf("failed to read response: %w", err)
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}
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if err := json.Unmarshal(body, &ipInfo); err != nil {
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return nil, latencyMs, fmt.Errorf("failed to parse response: %w", err)
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}
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return &service.ProxyExitInfo{
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IP: ipInfo.IP,
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City: ipInfo.City,
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Region: ipInfo.Region,
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Country: ipInfo.Country,
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}, latencyMs, nil
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}
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