fusenapi/utils/ldap_lib/auth.go
2023-11-27 15:09:19 +08:00

148 lines
3.5 KiB
Go

package ldap_lib
import (
"encoding/json"
"fmt"
"fusenapi/model/gmodel"
"fusenapi/utils/basic"
"net/http"
"time"
"github.com/patrickmn/go-cache"
"github.com/zeromicro/go-zero/core/logx"
)
type LdapVerifyType string
const (
API_PATH LdapVerifyType = "api_path"
MENU_PATH LdapVerifyType = "menu_path"
)
type LdapOptions struct {
Type LdapVerifyType
Value string
}
// 验证权限
func (l *Ldap) VerifyAuthority(r *http.Request, options ...LdapOptions) bool {
return true
token := r.Header.Get("Ldap-Authorization")
info, err := l.ParseJwtToken(token, l.jwtSecret)
if err != nil {
logx.Error("解析token失败", err, "----token:", token)
return false
}
//查询ldap
userInfo, err := l.GetLdapUserInfo(info.UserDN)
if err != nil {
logx.Error("获取ldap用户信息失败", err, "----user_dn:", info.UserDN)
}
if userInfo.Status != 1 {
return false
}
if len(options) == 0 {
return true
}
return true
}
// 验证权限组
func (l *Ldap) VerifyAuthorityGroup(r *http.Request, options ...LdapOptions) bool {
token := r.Header.Get("Ldap-Authorization")
info, err := l.ParseJwtToken(token, l.jwtSecret)
if err != nil {
logx.Error("解析token失败", err, "----token:", token)
return false
}
//查询ldap
userInfo, err := l.GetLdapUserInfo(info.UserDN)
if err != nil {
logx.Error("获取ldap用户信息失败", err, "----user_dn:", info.UserDN)
}
if userInfo.GroupId != 0 {
return false
}
var groupId = userInfo.GroupId
var apiId int64 = 0
var apiMaps = make(map[int64]string, 100)
// var err error
// var groupId = 6
// 当前API路由
path := r.URL.Path
// 缓存组件--go get github.com/patrickmn/go-cache
c := cache.New(5*time.Minute, 10*time.Minute)
var pathKey = fmt.Sprintf("LdapApi_%v_%v", path, r.Method)
apiIdObj, found := c.Get(pathKey)
if found {
apiId = apiIdObj.(int64)
} else {
// 缓存--5分钟
var infoLdapApis gmodel.LdapApis
resLdapApis := l.MysqlConn.Model(gmodel.LdapApis{}).Where("path = ? AND method = ?", path, r.Method).Take(&infoLdapApis)
if resLdapApis.Error != nil {
err = resLdapApis.Error
logx.Error("获取ldap用户信息权限组失败", err)
return false
}
apiId = infoLdapApis.Id
c.Set(pathKey, apiId, 5*time.Minute)
}
var groupKey = fmt.Sprintf("LdapGroup_%v", groupId)
groupObj, groupFound := c.Get(groupKey)
if groupFound {
apiMaps = groupObj.(map[int64]string)
} else {
// 缓存--5分钟
var infoLdapGroup gmodel.LdapGroup
resLdapGroup := l.MysqlConn.Model(gmodel.LdapGroup{}).Where("id = ?", groupId).Take(&infoLdapGroup)
if resLdapGroup.Error != nil {
err = resLdapGroup.Error
logx.Error("获取ldap用户信息权限组失败", err)
return false
}
var metadata []*GroupAuthMetadata
if infoLdapGroup.Metadata != nil {
err := json.Unmarshal(*infoLdapGroup.Metadata, &metadata)
if err != nil {
basic.CodeServiceErr.Message = "系统出错"
return false
}
getAllApis(metadata, &apiMaps)
c.Set(groupKey, apiMaps, 5*time.Minute)
}
}
if _, ok := apiMaps[apiId]; ok {
return true
} else {
return false
}
}
func getAllApis(metadata []*GroupAuthMetadata, apiMaps *map[int64]string) {
apiMapsData := *apiMaps
for _, v := range metadata {
if v.Type == "api" {
apiMapsData[v.Id] = v.Name
} else if v.Type == "group" {
getAllApis(v.Metadata, apiMaps)
} else {
continue
}
}
}
type GroupAuthMetadata struct {
Id int64 `json:"id"`
Name string `json:"name"`
Type string `json:"type"`
Metadata []*GroupAuthMetadata `json:"metadata"`
}