291 lines
6.7 KiB
Go
291 lines
6.7 KiB
Go
package api
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import (
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"next-terminal/pkg/global"
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"next-terminal/pkg/model"
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"next-terminal/pkg/totp"
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"next-terminal/pkg/utils"
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"strings"
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"time"
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"github.com/labstack/echo/v4"
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)
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const (
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RememberEffectiveTime = time.Hour * time.Duration(24*14)
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NotRememberEffectiveTime = time.Hour * time.Duration(2)
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)
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type LoginAccount struct {
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Username string `json:"username"`
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Password string `json:"password"`
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Remember bool `json:"remember"`
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TOTP string `json:"totp"`
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}
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type ConfirmTOTP struct {
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Secret string `json:"secret"`
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TOTP string `json:"totp"`
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}
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type ChangePassword struct {
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NewPassword string `json:"newPassword"`
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OldPassword string `json:"oldPassword"`
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}
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type Authorization struct {
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Token string
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Remember bool
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User model.User
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}
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func LoginEndpoint(c echo.Context) error {
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var loginAccount LoginAccount
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if err := c.Bind(&loginAccount); err != nil {
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return err
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}
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user, err := model.FindUserByUsername(loginAccount.Username)
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// 存储登录失败次数信息
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loginFailCountKey := loginAccount.Username
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v, ok := global.Cache.Get(loginFailCountKey)
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if !ok {
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v = 1
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}
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count := v.(int)
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if count >= 5 {
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return Fail(c, -1, "登录失败次数过多，请稍后再试")
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}
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if err != nil {
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count++
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global.Cache.Set(loginFailCountKey, count, time.Minute*time.Duration(5))
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return FailWithData(c, -1, "您输入的账号或密码不正确", count)
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}
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if err := utils.Encoder.Match([]byte(user.Password), []byte(loginAccount.Password)); err != nil {
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count++
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global.Cache.Set(loginFailCountKey, count, time.Minute*time.Duration(5))
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return FailWithData(c, -1, "您输入的账号或密码不正确", count)
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}
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if user.TOTPSecret != "" && user.TOTPSecret != "-" {
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return Fail(c, 0, "")
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}
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token, err := LoginSuccess(c, loginAccount, user)
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if err != nil {
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return err
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}
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return Success(c, token)
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}
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func LoginSuccess(c echo.Context, loginAccount LoginAccount, user model.User) (token string, err error) {
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token = strings.Join([]string{utils.UUID(), utils.UUID(), utils.UUID(), utils.UUID()}, "")
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authorization := Authorization{
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Token: token,
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Remember: loginAccount.Remember,
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User: user,
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}
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cacheKey := BuildCacheKeyByToken(token)
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if authorization.Remember {
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// 记住登录有效期两周
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global.Cache.Set(cacheKey, authorization, RememberEffectiveTime)
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} else {
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global.Cache.Set(cacheKey, authorization, NotRememberEffectiveTime)
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}
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// 保存登录日志
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loginLog := model.LoginLog{
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ID: token,
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UserId: user.ID,
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ClientIP: c.RealIP(),
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ClientUserAgent: c.Request().UserAgent(),
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LoginTime: utils.NowJsonTime(),
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Remember: authorization.Remember,
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}
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if model.CreateNewLoginLog(&loginLog) != nil {
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return "", err
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}
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// 修改登录状态
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model.UpdateUserById(&model.User{Online: true}, user.ID)
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return token, nil
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}
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func BuildCacheKeyByToken(token string) string {
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cacheKey := strings.Join([]string{Token, token}, ":")
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return cacheKey
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}
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func GetTokenFormCacheKey(cacheKey string) string {
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token := strings.Split(cacheKey, ":")[1]
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return token
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}
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func loginWithTotpEndpoint(c echo.Context) error {
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var loginAccount LoginAccount
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if err := c.Bind(&loginAccount); err != nil {
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return err
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}
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// 存储登录失败次数信息
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loginFailCountKey := loginAccount.Username
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v, ok := global.Cache.Get(loginFailCountKey)
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if !ok {
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v = 1
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}
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count := v.(int)
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if count >= 5 {
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return Fail(c, -1, "登录失败次数过多，请稍后再试")
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}
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user, err := model.FindUserByUsername(loginAccount.Username)
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if err != nil {
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count++
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global.Cache.Set(loginFailCountKey, count, time.Minute*time.Duration(5))
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return FailWithData(c, -1, "您输入的账号或密码不正确", count)
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}
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if err := utils.Encoder.Match([]byte(user.Password), []byte(loginAccount.Password)); err != nil {
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count++
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global.Cache.Set(loginFailCountKey, count, time.Minute*time.Duration(5))
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return FailWithData(c, -1, "您输入的账号或密码不正确", count)
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}
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if !totp.Validate(loginAccount.TOTP, user.TOTPSecret) {
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count++
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global.Cache.Set(loginFailCountKey, count, time.Minute*time.Duration(5))
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return FailWithData(c, -1, "您输入双因素认证授权码不正确", count)
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}
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token, err := LoginSuccess(c, loginAccount, user)
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if err != nil {
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return err
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}
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return Success(c, token)
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}
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func LogoutEndpoint(c echo.Context) error {
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token := GetToken(c)
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cacheKey := BuildCacheKeyByToken(token)
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global.Cache.Delete(cacheKey)
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model.Logout(token)
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return Success(c, nil)
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}
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func ConfirmTOTPEndpoint(c echo.Context) error {
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account, _ := GetCurrentAccount(c)
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var confirmTOTP ConfirmTOTP
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if err := c.Bind(&confirmTOTP); err != nil {
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return err
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}
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if !totp.Validate(confirmTOTP.TOTP, confirmTOTP.Secret) {
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return Fail(c, -1, "TOTP 验证失败，请重试")
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}
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u := &model.User{
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TOTPSecret: confirmTOTP.Secret,
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}
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model.UpdateUserById(u, account.ID)
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return Success(c, nil)
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}
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func ReloadTOTPEndpoint(c echo.Context) error {
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account, _ := GetCurrentAccount(c)
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key, err := totp.NewTOTP(totp.GenerateOpts{
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Issuer: c.Request().Host,
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AccountName: account.Username,
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})
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if err != nil {
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return Fail(c, -1, err.Error())
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}
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qrcode, err := key.Image(200, 200)
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if err != nil {
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return Fail(c, -1, err.Error())
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}
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qrEncode, err := utils.ImageToBase64Encode(qrcode)
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if err != nil {
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return Fail(c, -1, err.Error())
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}
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return Success(c, map[string]string{
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"qr": qrEncode,
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"secret": key.Secret(),
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})
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}
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func ResetTOTPEndpoint(c echo.Context) error {
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account, _ := GetCurrentAccount(c)
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u := &model.User{
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TOTPSecret: "-",
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}
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model.UpdateUserById(u, account.ID)
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return Success(c, "")
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}
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func ChangePasswordEndpoint(c echo.Context) error {
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account, _ := GetCurrentAccount(c)
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var changePassword ChangePassword
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if err := c.Bind(&changePassword); err != nil {
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return err
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}
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if err := utils.Encoder.Match([]byte(account.Password), []byte(changePassword.OldPassword)); err != nil {
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return Fail(c, -1, "您输入的原密码不正确")
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}
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passwd, err := utils.Encoder.Encode([]byte(changePassword.NewPassword))
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if err != nil {
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return err
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}
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u := &model.User{
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Password: string(passwd),
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}
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model.UpdateUserById(u, account.ID)
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return LogoutEndpoint(c)
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}
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type AccountInfo struct {
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Id string `json:"id"`
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Username string `json:"username"`
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Nickname string `json:"nickname"`
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Type string `json:"type"`
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EnableTotp bool `json:"enableTotp"`
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}
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func InfoEndpoint(c echo.Context) error {
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account, _ := GetCurrentAccount(c)
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user, err := model.FindUserById(account.ID)
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if err != nil {
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return err
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}
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info := AccountInfo{
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Id: user.ID,
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Username: user.Username,
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Nickname: user.Nickname,
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Type: user.Type,
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EnableTotp: user.TOTPSecret != "" && user.TOTPSecret != "-",
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}
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return Success(c, info)
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}
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