zhangqian
2023-11-01 530fed8ec225453572d57b15c200ab062c335457
middleware/jwt.go
@@ -1,12 +1,17 @@
package middleware
import (
   "aps_crm/conf"
   "aps_crm/model"
   "aps_crm/pkg/contextx"
   "aps_crm/pkg/ecode"
   "aps_crm/pkg/logx"
   "aps_crm/service"
   "aps_crm/utils"
   "github.com/gin-gonic/gin"
   "strconv"
   "strings"
   "time"
)
var jwtService = service.ServiceGroup.JwtService
@@ -52,25 +57,74 @@
      //   response.FailWithDetailed(gin.H{"reload": true}, err.Error(), c)
      //   c.Abort()
      //}
      //if claims.ExpiresAt-time.Now().Unix() < claims.BufferTime {
      //   dr, _ := utils.ParseDuration(conf.Conf.JWT.ExpiresTime)
      //   claims.ExpiresAt = time.Now().Add(dr).Unix()
      //   newToken, _ := j.CreateTokenByOldToken(token, *claims)
      //   newClaims, _ := j.ParseToken(newToken)
      //   c.Header("new-token", newToken)
      //   c.Header("new-expires-at", strconv.FormatInt(newClaims.ExpiresAt, 10))
      //   if conf.Conf.System.UseMultipoint {
      //      RedisJwtToken, err := jwtService.GetRedisJWT(newClaims.Username)
      //      if err != nil {
      //         logx.Errorf("get redis jwt failed err:%v", err)
      //      } else { // 当之前的取成功时才进行拉黑操作
      //         _ = jwtService.JsonInBlacklist(model.JwtBlacklist{Jwt: RedisJwtToken})
      //      }
      //      // 无论如何都要记录当前的活跃状态
      //      _ = jwtService.SetRedisJWT(newToken, newClaims.Username)
      //   }
      //}
      if claims.ExpiresAt-time.Now().Unix() < claims.BufferTime {
         dr, _ := utils.ParseDuration(conf.Conf.JWT.ExpiresTime)
         claims.ExpiresAt = time.Now().Add(dr).Unix()
         newToken, _ := j.CreateTokenByOldToken(token, *claims)
         newClaims, _ := j.ParseToken(newToken)
         c.Header("new-token", newToken)
         c.Header("new-expires-at", strconv.FormatInt(newClaims.ExpiresAt, 10))
         if conf.Conf.System.UseMultipoint {
            RedisJwtToken, err := jwtService.GetRedisJWT(newClaims.Username)
            if err != nil {
               logx.Errorf("get redis jwt failed err:%v", err)
            } else { // 当之前的取成功时才进行拉黑操作
               _ = jwtService.JsonInBlacklist(model.JwtBlacklist{Jwt: RedisJwtToken})
            }
            // 无论如何都要记录当前的活跃状态
            _ = jwtService.SetRedisJWT(newToken, newClaims.Username)
         }
      }
      c.Set("claims", claims)
      c.Next()
   }
}
func JWTAuth2() gin.HandlerFunc {
   return func(c *gin.Context) {
      ctx := new(contextx.Context).SetCtx(c)
      // 我们这里jwt鉴权取头部信息 Authorization 登录时回返回token信息 这里前端需要把token存储到cookie或者本地localStorage中 不过需要跟后端协商过期时间 可以约定刷新令牌或者重新登录
      token := c.Request.Header.Get("Authorization")
      if token == "" {
         ctx.Fail(ecode.JWTEmpty)
         c.Abort()
         return
      }
      slices := strings.Split(token, " ")
      if len(slices) == 2 {
         token = slices[1]
      }
      j := utils.NewJWT()
      // parseToken 解析token包含的信息
      claims, err := j.ParseToken(token)
      if err != nil {
         ctx.Fail(ecode.JWTDisabled)
         c.Abort()
         return
      }
      userInfo := service.GetUserBaseCache(claims.UserId)
      if userInfo == nil {
         SyncUserInfo([]string{claims.UserId})
         userInfo = service.GetUserBaseCache(claims.UserId)
      }
      if userInfo == nil {
         ctx.Fail(ecode.JWTDisabled)
         c.Abort()
         return
      }
      SetActiveTime(claims.UserId)
      claims.CrmUserId = userInfo.UserId
      claims.NickName = userInfo.NickName
      claims.SubUserIds = userInfo.SubUserIds
      c.Set("claims", claims)
      if CheckAuth(c.Request.URL.Path, token) {
         c.Next()
      } else {
         ctx.Fail(ecode.JWTDisabled)
         c.Abort()
         return
      }
   }
}