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Open-IM-Server/internal/rpc/auth/auth.go

149 lines
4.6 KiB

// Copyright © 2023 OpenIM. All rights reserved.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package auth
import (
"context"
"github.com/openimsdk/open-im-server/v3/pkg/authverify"
"google.golang.org/grpc"
pbauth "github.com/OpenIMSDK/protocol/auth"
"github.com/OpenIMSDK/protocol/constant"
"github.com/OpenIMSDK/protocol/msggateway"
"github.com/OpenIMSDK/tools/discoveryregistry"
"github.com/OpenIMSDK/tools/errs"
"github.com/OpenIMSDK/tools/log"
"github.com/OpenIMSDK/tools/mcontext"
"github.com/OpenIMSDK/tools/tokenverify"
"github.com/OpenIMSDK/tools/utils"
"github.com/openimsdk/open-im-server/v3/pkg/common/config"
"github.com/openimsdk/open-im-server/v3/pkg/common/db/cache"
"github.com/openimsdk/open-im-server/v3/pkg/common/db/controller"
"github.com/openimsdk/open-im-server/v3/pkg/rpcclient"
)
type authServer struct {
authDatabase controller.AuthDatabase
userRpcClient *rpcclient.UserRpcClient
RegisterCenter discoveryregistry.SvcDiscoveryRegistry
}
func Start(client discoveryregistry.SvcDiscoveryRegistry, server *grpc.Server) error {
rdb, err := cache.NewRedis()
if err != nil {
return err
}
userRpcClient := rpcclient.NewUserRpcClient(client)
pbauth.RegisterAuthServer(server, &authServer{
userRpcClient: &userRpcClient,
RegisterCenter: client,
authDatabase: controller.NewAuthDatabase(
cache.NewMsgCacheModel(rdb),
config.Config.Secret,
config.Config.TokenPolicy.Expire,
),
})
return nil
}
func (s *authServer) UserToken(ctx context.Context, req *pbauth.UserTokenReq) (*pbauth.UserTokenResp, error) {
resp := pbauth.UserTokenResp{}
if req.Secret != config.Config.Secret {
return nil, errs.ErrNoPermission.Wrap("secret invalid")
}
if _, err := s.userRpcClient.GetUserInfo(ctx, req.UserID); err != nil {
return nil, err
}
token, err := s.authDatabase.CreateToken(ctx, req.UserID, int(req.PlatformID))
if err != nil {
return nil, err
}
resp.Token = token
resp.ExpireTimeSeconds = config.Config.TokenPolicy.Expire * 24 * 60 * 60
return &resp, nil
}
func (s *authServer) parseToken(ctx context.Context, tokensString string) (claims *tokenverify.Claims, err error) {
claims, err = tokenverify.GetClaimFromToken(tokensString, authverify.Secret())
if err != nil {
return nil, utils.Wrap(err, "")
}
m, err := s.authDatabase.GetTokensWithoutError(ctx, claims.UserID, claims.PlatformID)
if err != nil {
return nil, err
}
if len(m) == 0 {
return nil, errs.ErrTokenNotExist.Wrap()
}
if v, ok := m[tokensString]; ok {
switch v {
case constant.NormalToken:
return claims, nil
case constant.KickedToken:
return nil, errs.ErrTokenKicked.Wrap()
default:
return nil, utils.Wrap(errs.ErrTokenUnknown, "")
}
}
return nil, errs.ErrTokenNotExist.Wrap()
}
func (s *authServer) ParseToken(
ctx context.Context,
req *pbauth.ParseTokenReq,
) (resp *pbauth.ParseTokenResp, err error) {
resp = &pbauth.ParseTokenResp{}
claims, err := s.parseToken(ctx, req.Token)
if err != nil {
return nil, err
}
resp.UserID = claims.UserID
resp.Platform = constant.PlatformIDToName(claims.PlatformID)
resp.ExpireTimeSeconds = claims.ExpiresAt.Unix()
return resp, nil
}
func (s *authServer) ForceLogout(ctx context.Context, req *pbauth.ForceLogoutReq) (*pbauth.ForceLogoutResp, error) {
if err := authverify.CheckAdmin(ctx); err != nil {
return nil, err
}
if err := s.forceKickOff(ctx, req.UserID, req.PlatformID, mcontext.GetOperationID(ctx)); err != nil {
return nil, err
}
return &pbauth.ForceLogoutResp{}, nil
}
func (s *authServer) forceKickOff(ctx context.Context, userID string, platformID int32, operationID string) error {
conns, err := s.RegisterCenter.GetConns(ctx, config.Config.RpcRegisterName.OpenImMessageGatewayName)
if err != nil {
return err
}
for _, v := range conns {
log.ZDebug(ctx, "forceKickOff", "conn", v.Target())
}
for _, v := range conns {
client := msggateway.NewMsgGatewayClient(v)
kickReq := &msggateway.KickUserOfflineReq{KickUserIDList: []string{userID}, PlatformID: platformID}
_, err := client.KickUserOffline(ctx, kickReq)
if err != nil {
log.ZError(ctx, "forceKickOff", err, "kickReq", kickReq)
}
}
return nil
}