mirror of https://github.com/bjdgyc/anylink.git
278 lines
7.0 KiB
Go
278 lines
7.0 KiB
Go
package admin
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import (
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"crypto/tls"
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"encoding/json"
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"fmt"
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"github.com/bjdgyc/anylink/base"
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"github.com/bjdgyc/anylink/dbdata"
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"github.com/golang-jwt/jwt/v4"
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"net"
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"net/http"
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"net/smtp"
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"net/url"
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"strconv"
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"strings"
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"time"
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)
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func GenerateResetToken(userID int) (string, error) {
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fmt.Println(base.Cfg.JwtSecret)
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token := jwt.NewWithClaims(jwt.SigningMethodHS256, jwt.MapClaims{
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"user_id": userID,
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"exp": time.Now().Add(1 * time.Hour).Unix(),
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})
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return token.SignedString([]byte(base.Cfg.JwtSecret))
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}
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type CustomClaims struct {
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UserID int `json:"user_id"`
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jwt.StandardClaims
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}
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func ValidateResetToken(tokenString string) (*CustomClaims, error) {
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token, err := jwt.ParseWithClaims(
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tokenString,
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&CustomClaims{},
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func(token *jwt.Token) (interface{}, error) {
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return []byte(base.Cfg.JwtSecret), nil
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},
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)
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if claims, ok := token.Claims.(*CustomClaims); ok && token.Valid {
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return claims, nil
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}
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return nil, err
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}
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// 重置密码函数
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func ResetPassword(w http.ResponseWriter, r *http.Request) {
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var req struct {
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Token string `json:"token" binding:"required"`
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Password string `json:"password" binding:"required"`
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}
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if err := json.NewDecoder(r.Body).Decode(&req); err != nil {
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fmt.Println("json 解析失败", err)
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RespError(w, RespInternalErr, "json 解析失败")
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return
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} else {
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// 验证token,并获取UserID
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claims, valid_err := ValidateResetToken(req.Token)
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if valid_err != nil {
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fmt.Println("Token 链接无效或已过期", err)
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RespError(w, RespInternalErr, "Token 链接无效或已过期")
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return
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}
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// 根据验证后的UserId 来更新用户表的密码
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s := &dbdata.User{PinCode: req.Password}
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update_err := dbdata.Update("Id", claims.UserID, s)
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if update_err != nil {
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fmt.Println("更新密码失败", update_err)
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RespError(w, RespInternalErr, "更新密码失败")
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return
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}
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fmt.Println("更新密码成功")
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// 删除重置记录表的数据
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reset := dbdata.PasswordReset{UserId: claims.UserID}
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del_err := dbdata.Del(&reset)
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if del_err != nil {
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fmt.Println("删除记录失败", del_err)
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} else {
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fmt.Println("删除验证记录成功,UserId", claims.UserID)
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}
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RespSucess(w, "密码重置成功")
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}
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}
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// 发送重置密码请求
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func ForgotPassword(w http.ResponseWriter, r *http.Request) {
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// 校验 Content-Type
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if r.Header.Get("Content-Type") != "application/json" {
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RespError(w, RespInternalErr, "仅支持 JSON 格式")
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return
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}
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// 解析json数据
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var req struct {
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Email string `json:"email"`
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}
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if err := json.NewDecoder(r.Body).Decode(&req); err != nil {
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RespError(w, RespInternalErr, "Json 解析失败")
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}
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// 获取用户xorm 数据
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user := &dbdata.User{}
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err := dbdata.One("Email", req.Email, user)
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fmt.Println("获取到的用户ID,", user.Id)
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if user.Id == 0 {
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RespError(w, RespInternalErr, "用户不存在 输入的地址:"+req.Email)
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return
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}
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// 根据用户ID 获取token 数据
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token, err := GenerateResetToken(user.Id)
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if err != nil {
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RespError(w, RespInternalErr, "生成token失败")
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return
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}
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// 插入token 数据到passwordReset 表中
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reset := &dbdata.PasswordReset{}
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reset.UserId = user.Id
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reset.Token = token
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reset.ExpiresAt = int(time.Now().Unix())
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insert_err := dbdata.Add(reset)
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if insert_err != nil {
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fmt.Println("插入token表失败", insert_err)
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RespError(w, RespInternalErr, "插入token表失败")
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return
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}
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// 获取邮箱服务器的配置
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dataSmtp := &dbdata.SettingSmtp{}
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serverConf := &dbdata.SettingOther{}
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mail_err := dbdata.SettingGet(dataSmtp)
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server_err := dbdata.SettingGet(serverConf)
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if server_err != nil {
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fmt.Println("获取服务器配置失败", err)
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RespError(w, RespInternalErr, "获取服务器配置失败,请检查后台对外地址的配置")
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return
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}
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if mail_err != nil {
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fmt.Println("获取邮箱配置失败", err)
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RespError(w, RespInternalErr, "获取邮箱配置失败,请检查邮箱配置")
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return
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}
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// 根据后台配置的对外地址进行解析
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parsedURL, err := url.Parse(serverConf.LinkAddr)
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if err != nil {
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fmt.Println("解析 URL 失败:", err)
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RespError(w, RespInternalErr, "解析URL失败,可能是后台配置的对外地址不符合要求,应该按照https://xxx.test.com or https://xxx.test.com:10443")
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return
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}
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// 提取协议（http 或 https）
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scheme := parsedURL.Scheme
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// 提取主机名（域名）
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hosts := parsedURL.Hostname()
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// 拼接协议和域名,加上后台的地址 就是发送重置链接的地址
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fullURL := fmt.Sprintf("%s://%s%s", scheme, hosts, base.Cfg.AdminAddr)
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// 输出结果
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resetLink := fmt.Sprintf("%s/ui/#resetPassword?token=%s", fullURL, reset.Token)
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mail_user := dataSmtp.Username
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password := dataSmtp.Password
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host := dataSmtp.Host
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port := strconv.Itoa(dataSmtp.Port)
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toUser := req.Email
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message := fmt.Sprintf("这个是vpn账号的重置链接:%s \n密码有效期1小时,超时请重新提交", resetLink)
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if err := SendResetMail(mail_user, password, toUser, "vpn密码重置", message, host, port, false); err != nil {
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fmt.Println("发送失败")
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RespError(w, RespInternalErr, "邮箱发送失败")
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return
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} else {
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fmt.Println("send mail success")
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RespSucess(w, "邮箱发送成功")
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return
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}
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}
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func SendResetMail(email, password, toEmail, subject, body, host, port string, isHtml bool) (err error) {
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header := make(map[string]string)
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header["From"] = "<" + email + ">"
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header["To"] = toEmail
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header["Subject"] = subject
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if isHtml {
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header["Content-Type"] = "text/html; charset=UTF-8"
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} else {
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header["Content-Type"] = "text/plain; charset=UTF-8"
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}
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message := ""
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for k, v := range header {
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message += fmt.Sprintf("%s: %s\r\n", k, v)
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}
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message += "\r\n" + body
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auth := smtp.PlainAuth(
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"",
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email,
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password,
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host,
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)
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toEmails := strings.Split(toEmail, ";")
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fmt.Println(email, password, toEmails, host, port)
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err = sendMailUsingTLS(
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fmt.Sprintf("%s:%s", host, port),
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auth,
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email,
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toEmails,
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[]byte(message),
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)
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if err != nil {
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fmt.Printf("send_mail_error: %v, %v", toEmails, err)
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}
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return
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}
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// return a smtp client
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func dial(addr string) (*smtp.Client, error) {
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conn, err := tls.Dial("tcp", addr, nil)
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if err != nil {
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fmt.Println("Dialing Error:", err)
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return nil, err
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}
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//分解主机端口字符串
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host, _, _ := net.SplitHostPort(addr)
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return smtp.NewClient(conn, host)
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}
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func sendMailUsingTLS(addr string, auth smtp.Auth, from string,
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to []string, msg []byte) (err error) {
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//create smtp client
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c, err := dial(addr)
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if err != nil {
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fmt.Println("Create smpt client error:", err)
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return err
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}
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defer c.Close()
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if auth != nil {
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if ok, _ := c.Extension("AUTH"); ok {
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if err = c.Auth(auth); err != nil {
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fmt.Println("Error during AUTH", err)
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return err
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}
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}
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}
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if err = c.Mail(from); err != nil {
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return err
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}
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for _, addr := range to {
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if err = c.Rcpt(addr); err != nil {
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return err
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}
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}
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w, err := c.Data()
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if err != nil {
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return err
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}
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_, err = w.Write(msg)
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if err != nil {
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return err
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}
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err = w.Close()
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if err != nil {
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return err
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}
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return c.Quit()
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}
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