82 lines
1.6 KiB
Go
82 lines
1.6 KiB
Go
package service
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import (
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"context"
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"fmt"
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"net"
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"net/http"
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"net/url"
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"one-api/common"
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"time"
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"golang.org/x/net/proxy"
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)
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var httpClient *http.Client
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func InitHttpClient() {
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if common.RelayTimeout == 0 {
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httpClient = &http.Client{}
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} else {
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httpClient = &http.Client{
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Timeout: time.Duration(common.RelayTimeout) * time.Second,
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}
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}
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}
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func GetHttpClient() *http.Client {
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return httpClient
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}
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// NewProxyHttpClient 创建支持代理的 HTTP 客户端
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func NewProxyHttpClient(proxyURL string) (*http.Client, error) {
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if proxyURL == "" {
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return http.DefaultClient, nil
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}
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parsedURL, err := url.Parse(proxyURL)
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if err != nil {
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return nil, err
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}
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switch parsedURL.Scheme {
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case "http", "https":
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return &http.Client{
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Transport: &http.Transport{
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Proxy: http.ProxyURL(parsedURL),
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},
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}, nil
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case "socks5", "socks5h":
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// 获取认证信息
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var auth *proxy.Auth
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if parsedURL.User != nil {
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auth = &proxy.Auth{
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User: parsedURL.User.Username(),
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Password: "",
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}
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if password, ok := parsedURL.User.Password(); ok {
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auth.Password = password
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}
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}
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// 创建 SOCKS5 代理拨号器
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// proxy.SOCKS5 使用 tcp 参数，所有 TCP 连接包括 DNS 查询都将通过代理进行。行为与 socks5h 相同
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dialer, err := proxy.SOCKS5("tcp", parsedURL.Host, auth, proxy.Direct)
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if err != nil {
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return nil, err
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}
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return &http.Client{
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Transport: &http.Transport{
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DialContext: func(ctx context.Context, network, addr string) (net.Conn, error) {
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return dialer.Dial(network, addr)
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},
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},
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}, nil
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default:
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return nil, fmt.Errorf("unsupported proxy scheme: %s", parsedURL.Scheme)
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}
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}
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