新增代理服务与边缘节点注册功能

client/report/online.go

@@ -0,0 +1,66 @@
+package report
+
+import (
+	"encoding/json"
+	"errors"
+	"io"
+	"net/http"
+	"proxy-server/client/core"
+	"strings"
+)
+
+func Online(prov, city, isp string) (host string, err error) {
+
+	var ispInt = 0
+	switch isp {
+	case "电信":
+		ispInt = 1
+	case "联通":
+		ispInt = 2
+	case "移动":
+		ispInt = 3
+	}
+
+	body, err := json.Marshal(map[string]any{
+		"prov":    prov,
+		"city":    city,
+		"isp":     ispInt,
+		"name":    core.Name,
+		"version": core.Version,
+	})
+	if err != nil {
+		return "", err
+	}
+
+	req, err := http.NewRequest("POST", core.EndpointOnline, strings.NewReader(string(body)))
+	if err != nil {
+		return "", errors.New("创建节点注册请求失败")
+	}
+
+	req.Header.Set("Content-Type", "application/json")
+	resp, err := http.DefaultClient.Do(req)
+	if err != nil {
+		return "", errors.New("节点注册失败")
+	}
+	defer resp.Body.Close()
+	if resp.StatusCode != http.StatusOK {
+		return "", errors.New("节点注册失败，状态码: " + resp.Status)
+	}
+
+	bytes, err := io.ReadAll(resp.Body)
+	if err != nil {
+		return "", errors.New("读取节点注册响应失败")
+	}
+	var respBody struct {
+		Host string `json:"host"`
+	}
+	err = json.Unmarshal(bytes, &respBody)
+	if err != nil {
+		return "", errors.New("解析节点注册响应失败")
+	}
+	if respBody.Host == "" {
+		return "", errors.New("节点注册失败，响应体为空")
+	}
+
+	return respBody.Host, nil
+}