mirror of
https://github.com/openimsdk/open-im-server.git
synced 2025-04-05 05:12:45 +08:00
9ed6200e45
* pb * fix: Modifying other fields while setting IsPrivateChat does not take effect * fix: quote message error revoke * refactoring scheduled tasks * refactoring scheduled tasks * refactoring scheduled tasks * refactoring scheduled tasks * refactoring scheduled tasks * refactoring scheduled tasks * upgrading pkg tools * fix * fix * optimize log output * feat: support GetLastMessage * feat: support GetLastMessage * feat: s3 switch * feat: s3 switch * fix: GetUsersOnline * feat: SendBusinessNotification supported configuration parameters * feat: SendBusinessNotification supported configuration parameters * feat: SendBusinessNotification supported configuration parameters * feat: seq conversion failed without exiting * monolithic * fix: DeleteDoc crash * fix: DeleteDoc crash * fix: monolithic * fix: monolithic * fix: fill send time * fix: fill send time * fix: crash caused by withdrawing messages from users who have left the group * fix: mq * fix: mq * fix: user msg timestamp * fix: mq * 1 * 1 * 1 * 1 * 1 * 1 * 1 * seq read config * seq read config * 1 * 1 * fix: the source message of the reference is withdrawn, and the referenced message is deleted * 1 * 1 * 1 * 1 * 1 * 1 * 1 * 1 * 1 * 1 * 1 * 1 * 1 * 1
487 lines
15 KiB
Go
487 lines
15 KiB
Go
package msggateway
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import (
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"context"
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"fmt"
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"net/http"
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"sync"
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"sync/atomic"
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"time"
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"github.com/openimsdk/open-im-server/v3/pkg/rpcli"
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"github.com/openimsdk/open-im-server/v3/pkg/common/webhook"
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"github.com/openimsdk/open-im-server/v3/pkg/rpccache"
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pbAuth "github.com/openimsdk/protocol/auth"
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"github.com/openimsdk/tools/mcontext"
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"github.com/go-playground/validator/v10"
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"github.com/openimsdk/open-im-server/v3/pkg/common/prommetrics"
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"github.com/openimsdk/open-im-server/v3/pkg/common/servererrs"
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"github.com/openimsdk/protocol/constant"
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"github.com/openimsdk/protocol/msggateway"
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"github.com/openimsdk/tools/discovery"
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"github.com/openimsdk/tools/log"
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"github.com/openimsdk/tools/utils/stringutil"
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"golang.org/x/sync/errgroup"
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)
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type LongConnServer interface {
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Run(ctx context.Context) error
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wsHandler(w http.ResponseWriter, r *http.Request)
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GetUserAllCons(userID string) ([]*Client, bool)
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GetUserPlatformCons(userID string, platform int) ([]*Client, bool, bool)
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Validate(s any) error
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SetDiscoveryRegistry(ctx context.Context, client discovery.Conn, config *Config) error
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KickUserConn(client *Client) error
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UnRegister(c *Client)
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SetKickHandlerInfo(i *kickHandler)
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SubUserOnlineStatus(ctx context.Context, client *Client, data *Req) ([]byte, error)
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Compressor
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MessageHandler
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}
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type WsServer struct {
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msgGatewayConfig *Config
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port int
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wsMaxConnNum int64
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registerChan chan *Client
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unregisterChan chan *Client
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kickHandlerChan chan *kickHandler
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clients UserMap
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online *rpccache.OnlineCache
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subscription *Subscription
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clientPool sync.Pool
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onlineUserNum atomic.Int64
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onlineUserConnNum atomic.Int64
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handshakeTimeout time.Duration
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writeBufferSize int
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validate *validator.Validate
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disCov discovery.Conn
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Compressor
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//Encoder
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MessageHandler
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webhookClient *webhook.Client
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userClient *rpcli.UserClient
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authClient *rpcli.AuthClient
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}
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type kickHandler struct {
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clientOK bool
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oldClients []*Client
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newClient *Client
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}
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func (ws *WsServer) SetDiscoveryRegistry(ctx context.Context, disCov discovery.Conn, config *Config) error {
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userConn, err := disCov.GetConn(ctx, config.Discovery.RpcService.User)
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if err != nil {
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return err
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}
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pushConn, err := disCov.GetConn(ctx, config.Discovery.RpcService.Push)
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if err != nil {
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return err
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}
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authConn, err := disCov.GetConn(ctx, config.Discovery.RpcService.Auth)
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if err != nil {
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return err
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}
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msgConn, err := disCov.GetConn(ctx, config.Discovery.RpcService.Msg)
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if err != nil {
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return err
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}
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ws.userClient = rpcli.NewUserClient(userConn)
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ws.authClient = rpcli.NewAuthClient(authConn)
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ws.MessageHandler = NewGrpcHandler(ws.validate, rpcli.NewMsgClient(msgConn), rpcli.NewPushMsgServiceClient(pushConn))
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ws.disCov = disCov
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return nil
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}
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//func (ws *WsServer) SetUserOnlineStatus(ctx context.Context, client *Client, status int32) {
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// err := ws.userClient.SetUserStatus(ctx, client.UserID, status, client.PlatformID)
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// if err != nil {
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// log.ZWarn(ctx, "SetUserStatus err", err)
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// }
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// switch status {
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// case constant.Online:
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// ws.webhookAfterUserOnline(ctx, &ws.msgGatewayConfig.WebhooksConfig.AfterUserOnline, client.UserID, client.PlatformID, client.IsBackground, client.ctx.GetConnID())
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// case constant.Offline:
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// ws.webhookAfterUserOffline(ctx, &ws.msgGatewayConfig.WebhooksConfig.AfterUserOffline, client.UserID, client.PlatformID, client.ctx.GetConnID())
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// }
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//}
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func (ws *WsServer) UnRegister(c *Client) {
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ws.unregisterChan <- c
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}
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func (ws *WsServer) Validate(_ any) error {
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return nil
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}
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func (ws *WsServer) GetUserAllCons(userID string) ([]*Client, bool) {
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return ws.clients.GetAll(userID)
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}
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func (ws *WsServer) GetUserPlatformCons(userID string, platform int) ([]*Client, bool, bool) {
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return ws.clients.Get(userID, platform)
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}
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func NewWsServer(msgGatewayConfig *Config, opts ...Option) *WsServer {
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var config configs
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for _, o := range opts {
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o(&config)
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}
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//userRpcClient := rpcclient.NewUserRpcClient(client, config.Discovery.RpcService.User, config.Share.IMAdminUserID)
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v := validator.New()
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return &WsServer{
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msgGatewayConfig: msgGatewayConfig,
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port: config.port,
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wsMaxConnNum: config.maxConnNum,
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writeBufferSize: config.writeBufferSize,
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handshakeTimeout: config.handshakeTimeout,
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clientPool: sync.Pool{
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New: func() any {
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return new(Client)
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},
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},
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registerChan: make(chan *Client, 1000),
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unregisterChan: make(chan *Client, 1000),
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kickHandlerChan: make(chan *kickHandler, 1000),
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validate: v,
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clients: newUserMap(),
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subscription: newSubscription(),
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Compressor: NewGzipCompressor(),
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webhookClient: webhook.NewWebhookClient(msgGatewayConfig.WebhooksConfig.URL),
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}
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}
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func (ws *WsServer) Run(ctx context.Context) error {
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var client *Client
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ctx, cancel := context.WithCancelCause(ctx)
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go func() {
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for {
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select {
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case <-ctx.Done():
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return
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case client = <-ws.registerChan:
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ws.registerClient(client)
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case client = <-ws.unregisterChan:
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ws.unregisterClient(client)
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case onlineInfo := <-ws.kickHandlerChan:
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ws.multiTerminalLoginChecker(onlineInfo.clientOK, onlineInfo.oldClients, onlineInfo.newClient)
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}
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}
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}()
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done := make(chan struct{})
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go func() {
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wsServer := http.Server{Addr: fmt.Sprintf(":%d", ws.port), Handler: nil}
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http.HandleFunc("/", ws.wsHandler)
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go func() {
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defer close(done)
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<-ctx.Done()
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_ = wsServer.Shutdown(context.Background())
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}()
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err := wsServer.ListenAndServe()
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if err == nil {
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err = fmt.Errorf("http server closed")
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}
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cancel(fmt.Errorf("msg gateway %w", err))
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}()
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<-ctx.Done()
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timeout := time.NewTimer(time.Second * 15)
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defer timeout.Stop()
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select {
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case <-timeout.C:
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log.ZWarn(ctx, "msg gateway graceful stop timeout", nil)
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case <-done:
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log.ZDebug(ctx, "msg gateway graceful stop done")
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}
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return context.Cause(ctx)
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}
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const concurrentRequest = 3
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func (ws *WsServer) sendUserOnlineInfoToOtherNode(ctx context.Context, client *Client) error {
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conns, err := ws.disCov.GetConns(ctx, ws.msgGatewayConfig.Discovery.RpcService.MessageGateway)
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if err != nil {
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return err
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}
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if len(conns) == 0 || (len(conns) == 1 && ws.disCov.IsSelfNode(conns[0])) {
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return nil
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}
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wg := errgroup.Group{}
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wg.SetLimit(concurrentRequest)
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// Online push user online message to other node
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for _, v := range conns {
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v := v
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log.ZDebug(ctx, "sendUserOnlineInfoToOtherNode conn")
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if ws.disCov.IsSelfNode(v) {
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log.ZDebug(ctx, "Filter out this node")
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continue
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}
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wg.Go(func() error {
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msgClient := msggateway.NewMsgGatewayClient(v)
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_, err := msgClient.MultiTerminalLoginCheck(ctx, &msggateway.MultiTerminalLoginCheckReq{
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UserID: client.UserID,
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PlatformID: int32(client.PlatformID), Token: client.token,
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})
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if err != nil {
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log.ZWarn(ctx, "MultiTerminalLoginCheck err", err)
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}
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return nil
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})
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}
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_ = wg.Wait()
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return nil
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}
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func (ws *WsServer) SetKickHandlerInfo(i *kickHandler) {
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ws.kickHandlerChan <- i
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}
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func (ws *WsServer) registerClient(client *Client) {
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var (
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userOK bool
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clientOK bool
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oldClients []*Client
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)
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oldClients, userOK, clientOK = ws.clients.Get(client.UserID, client.PlatformID)
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if !userOK {
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ws.clients.Set(client.UserID, client)
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log.ZDebug(client.ctx, "user not exist", "userID", client.UserID, "platformID", client.PlatformID)
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prommetrics.OnlineUserGauge.Add(1)
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ws.onlineUserNum.Add(1)
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ws.onlineUserConnNum.Add(1)
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} else {
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ws.multiTerminalLoginChecker(clientOK, oldClients, client)
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log.ZDebug(client.ctx, "user exist", "userID", client.UserID, "platformID", client.PlatformID)
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if clientOK {
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ws.clients.Set(client.UserID, client)
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// There is already a connection to the platform
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log.ZDebug(client.ctx, "repeat login", "userID", client.UserID, "platformID",
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client.PlatformID, "old remote addr", getRemoteAdders(oldClients))
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ws.onlineUserConnNum.Add(1)
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} else {
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ws.clients.Set(client.UserID, client)
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ws.onlineUserConnNum.Add(1)
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}
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}
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wg := sync.WaitGroup{}
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log.ZDebug(client.ctx, "ws.msgGatewayConfig.Discovery.Enable", "discoveryEnable", ws.msgGatewayConfig.Discovery.Enable)
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if ws.msgGatewayConfig.Discovery.Enable != "k8s" {
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wg.Add(1)
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go func() {
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defer wg.Done()
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_ = ws.sendUserOnlineInfoToOtherNode(client.ctx, client)
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}()
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}
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//wg.Add(1)
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//go func() {
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// defer wg.Done()
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// ws.SetUserOnlineStatus(client.ctx, client, constant.Online)
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//}()
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wg.Wait()
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log.ZDebug(client.ctx, "user online", "online user Num", ws.onlineUserNum.Load(), "online user conn Num", ws.onlineUserConnNum.Load())
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}
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func getRemoteAdders(client []*Client) string {
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var ret string
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for i, c := range client {
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if i == 0 {
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ret = c.ctx.GetRemoteAddr()
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} else {
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ret += "@" + c.ctx.GetRemoteAddr()
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}
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}
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return ret
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}
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func (ws *WsServer) KickUserConn(client *Client) error {
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ws.clients.DeleteClients(client.UserID, []*Client{client})
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return client.KickOnlineMessage()
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}
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func (ws *WsServer) multiTerminalLoginChecker(clientOK bool, oldClients []*Client, newClient *Client) {
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kickTokenFunc := func(kickClients []*Client) {
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var kickTokens []string
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ws.clients.DeleteClients(newClient.UserID, kickClients)
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for _, c := range kickClients {
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kickTokens = append(kickTokens, c.token)
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err := c.KickOnlineMessage()
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if err != nil {
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log.ZWarn(c.ctx, "KickOnlineMessage", err)
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}
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}
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ctx := mcontext.WithMustInfoCtx(
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[]string{newClient.ctx.GetOperationID(), newClient.ctx.GetUserID(),
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constant.PlatformIDToName(newClient.PlatformID), newClient.ctx.GetConnID()},
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)
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if err := ws.authClient.KickTokens(ctx, kickTokens); err != nil {
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log.ZWarn(newClient.ctx, "kickTokens err", err)
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}
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}
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switch ws.msgGatewayConfig.Share.MultiLogin.Policy {
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case constant.DefalutNotKick:
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case constant.PCAndOther:
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if constant.PlatformIDToClass(newClient.PlatformID) == constant.TerminalPC {
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return
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}
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fallthrough
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case constant.AllLoginButSameTermKick:
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if !clientOK {
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return
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}
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ws.clients.DeleteClients(newClient.UserID, oldClients)
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for _, c := range oldClients {
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err := c.KickOnlineMessage()
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if err != nil {
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log.ZWarn(c.ctx, "KickOnlineMessage", err)
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}
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}
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ctx := mcontext.WithMustInfoCtx(
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[]string{newClient.ctx.GetOperationID(), newClient.ctx.GetUserID(),
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constant.PlatformIDToName(newClient.PlatformID), newClient.ctx.GetConnID()},
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)
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req := &pbAuth.InvalidateTokenReq{
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PreservedToken: newClient.token,
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UserID: newClient.UserID,
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PlatformID: int32(newClient.PlatformID),
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}
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if err := ws.authClient.InvalidateToken(ctx, req); err != nil {
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log.ZWarn(newClient.ctx, "InvalidateToken err", err, "userID", newClient.UserID,
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"platformID", newClient.PlatformID)
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}
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case constant.AllLoginButSameClassKick:
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clients, ok := ws.clients.GetAll(newClient.UserID)
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if !ok {
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return
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}
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var (
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kickClients []*Client
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)
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for _, client := range clients {
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if constant.PlatformIDToClass(client.PlatformID) == constant.PlatformIDToClass(newClient.PlatformID) {
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kickClients = append(kickClients, client)
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}
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}
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kickTokenFunc(kickClients)
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}
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}
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func (ws *WsServer) unregisterClient(client *Client) {
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defer ws.clientPool.Put(client)
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isDeleteUser := ws.clients.DeleteClients(client.UserID, []*Client{client})
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if isDeleteUser {
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ws.onlineUserNum.Add(-1)
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prommetrics.OnlineUserGauge.Dec()
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}
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ws.onlineUserConnNum.Add(-1)
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ws.subscription.DelClient(client)
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//ws.SetUserOnlineStatus(client.ctx, client, constant.Offline)
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log.ZDebug(client.ctx, "user offline", "close reason", client.closedErr, "online user Num",
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ws.onlineUserNum.Load(), "online user conn Num",
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ws.onlineUserConnNum.Load(),
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)
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}
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// validateRespWithRequest checks if the response matches the expected userID and platformID.
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func (ws *WsServer) validateRespWithRequest(ctx *UserConnContext, resp *pbAuth.ParseTokenResp) error {
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userID := ctx.GetUserID()
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platformID := stringutil.StringToInt32(ctx.GetPlatformID())
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if resp.UserID != userID {
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return servererrs.ErrTokenInvalid.WrapMsg(fmt.Sprintf("token uid %s != userID %s", resp.UserID, userID))
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}
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if resp.PlatformID != platformID {
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return servererrs.ErrTokenInvalid.WrapMsg(fmt.Sprintf("token platform %d != platformID %d", resp.PlatformID, platformID))
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}
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return nil
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}
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func (ws *WsServer) wsHandler(w http.ResponseWriter, r *http.Request) {
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// Create a new connection context
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connContext := newContext(w, r)
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// Check if the current number of online user connections exceeds the maximum limit
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if ws.onlineUserConnNum.Load() >= ws.wsMaxConnNum {
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// If it exceeds the maximum connection number, return an error via HTTP and stop processing
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httpError(connContext, servererrs.ErrConnOverMaxNumLimit.WrapMsg("over max conn num limit"))
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return
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}
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// Parse essential arguments (e.g., user ID, Token)
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err := connContext.ParseEssentialArgs()
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if err != nil {
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// If there's an error during parsing, return an error via HTTP and stop processing
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httpError(connContext, err)
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return
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}
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// Call the authentication client to parse the Token obtained from the context
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resp, err := ws.authClient.ParseToken(connContext, connContext.GetToken())
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if err != nil {
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// If there's an error parsing the Token, decide whether to send the error message via WebSocket based on the context flag
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shouldSendError := connContext.ShouldSendResp()
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if shouldSendError {
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// Create a WebSocket connection object and attempt to send the error message via WebSocket
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wsLongConn := newGWebSocket(WebSocket, ws.handshakeTimeout, ws.writeBufferSize)
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if err := wsLongConn.RespondWithError(err, w, r); err == nil {
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// If the error message is successfully sent via WebSocket, stop processing
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return
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}
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}
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// If sending via WebSocket is not required or fails, return the error via HTTP and stop processing
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httpError(connContext, err)
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return
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}
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// Validate the authentication response matches the request (e.g., user ID and platform ID)
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err = ws.validateRespWithRequest(connContext, resp)
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if err != nil {
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// If validation fails, return an error via HTTP and stop processing
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httpError(connContext, err)
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return
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}
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log.ZDebug(connContext, "new conn", "token", connContext.GetToken())
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// Create a WebSocket long connection object
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wsLongConn := newGWebSocket(WebSocket, ws.handshakeTimeout, ws.writeBufferSize)
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if err := wsLongConn.GenerateLongConn(w, r); err != nil {
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//If the creation of the long connection fails, the error is handled internally during the handshake process.
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log.ZWarn(connContext, "long connection fails", err)
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return
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} else {
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// Check if a normal response should be sent via WebSocket
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shouldSendSuccessResp := connContext.ShouldSendResp()
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if shouldSendSuccessResp {
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// Attempt to send a success message through WebSocket
|
|
if err := wsLongConn.RespondWithSuccess(); err != nil {
|
|
// If the success message is successfully sent, end further processing
|
|
return
|
|
}
|
|
}
|
|
}
|
|
|
|
// Retrieve a client object from the client pool, reset its state, and associate it with the current WebSocket long connection
|
|
client := ws.clientPool.Get().(*Client)
|
|
client.ResetClient(connContext, wsLongConn, ws)
|
|
|
|
// Register the client with the server and start message processing
|
|
ws.registerChan <- client
|
|
go client.readMessage()
|
|
}
|