bd4bf00856
- 增加 CORS/CSP/安全响应头与代理信任配置 - 引入 URL 白名单与私网开关，校验上游与价格源 - 改善 API Key 处理与网关错误返回 - 管理端设置隐藏敏感字段并优化前端提示 - 增加计费熔断与相关配置示例 测试: go test ./...
90 lines
2.2 KiB
Go
90 lines
2.2 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/config"
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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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"log"
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)
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func NewProxyExitInfoProber(cfg *config.Config) service.ProxyExitInfoProber {
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insecure := false
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if cfg != nil {
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insecure = cfg.Security.ProxyProbe.InsecureSkipVerify
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}
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if insecure {
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log.Printf("[ProxyProbe] Warning: TLS verification is disabled for proxy probing.")
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}
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return &proxyProbeService{
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ipInfoURL: defaultIPInfoURL,
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insecureSkipVerify: insecure,
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}
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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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insecureSkipVerify bool
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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: s.insecureSkipVerify,
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ProxyStrict: 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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