79 lines
1.8 KiB
Go
79 lines
1.8 KiB
Go
package middleware
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import (
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"net/http"
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"strings"
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"github.com/gin-gonic/gin"
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"go.uber.org/zap"
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"joylink.club/bj-rtsts-server/db/model"
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"joylink.club/bj-rtsts-server/dto"
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"joylink.club/bj-rtsts-server/service"
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)
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// 用户权限缓存
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var userAuthPathMap = make(map[int32]*dto.AuthUserStorageDto)
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var PermissMiddleware = permissionMiddleware()
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// 权限验证信息0
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func permissionMiddleware() gin.HandlerFunc {
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return func(c *gin.Context) {
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user, _ := c.Get(IdentityKey)
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if user == nil { // 用户未登录
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c.Next()
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} else {
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uid := user.(*model.User).ID
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zap.S().Debugf("获取用户ID:%d", uid)
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userAuth := userAuthPathMap[uid]
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if userAuth == nil {
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userAuthPathMap[uid] = service.QueryUserAuthApiPath(uid)
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userAuth = userAuthPathMap[uid]
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}
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if userAuth.IsAdmin { // 用户是超级管理员
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c.Next()
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} else {
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path, method := c.Request.URL.Path, c.Request.Method
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zap.S().Debugf("获取请求路径：%s, 方法：%s", path, method)
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isVaild := validateUserPath(path, method, userAuth.AuthPaths)
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if isVaild { // 用户有权限
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c.Next()
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} else {
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c.JSON(http.StatusUnauthorized, "无权限访问")
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}
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}
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}
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}
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}
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// 验证路径
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func validateUserPath(path, method string, paths []*dto.AuthPath) bool {
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reqPathArr := strings.Split(path, "/")
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for _, p := range paths {
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if p.Method == "*" || p.Method == method {
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authPathArr := strings.Split(p.Path, "/")
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isValid := true
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for i, p := range reqPathArr {
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if p == "{id}" || p == ":id" || p == authPathArr[i] {
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continue
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} else if authPathArr[i] == "*" {
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isValid = true
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break
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} else {
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isValid = false
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break
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}
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}
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if isValid {
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return true
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}
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}
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}
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return false
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}
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// 重新登录时移除权限
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func clearUserPermission(userId int32) {
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delete(userAuthPathMap, userId)
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}
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