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78 lines
2.3 KiB
78 lines
2.3 KiB
5 months ago
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package msg
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import (
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"context"
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"github.com/openimsdk/open-im-server/v3/pkg/authverify"
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"github.com/openimsdk/protocol/conversation"
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"github.com/openimsdk/protocol/msg"
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"github.com/openimsdk/protocol/wrapperspb"
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"github.com/openimsdk/tools/errs"
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"github.com/openimsdk/tools/log"
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"strings"
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"time"
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)
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func (m *msgServer) ClearMsg(ctx context.Context, req *msg.ClearMsgReq) (_ *msg.ClearMsgResp, err error) {
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if err := authverify.CheckAdmin(ctx, m.config.Share.IMAdminUserID); err != nil {
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return nil, err
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}
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if req.Timestamp > time.Now().UnixMilli() {
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return nil, errs.ErrArgs.WrapMsg("request millisecond timestamp error")
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}
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var (
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docNum int
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msgNum int
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start = time.Now()
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)
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clearMsg := func(ctx context.Context) (bool, error) {
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conversationSeqs := make(map[string]struct{})
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defer func() {
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req := &conversation.UpdateConversationReq{
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MsgDestructTime: wrapperspb.Int64(time.Now().UnixMilli()),
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}
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for conversationID := range conversationSeqs {
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req.ConversationID = conversationID
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if err := m.Conversation.UpdateConversations(ctx, req); err != nil {
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log.ZError(ctx, "update conversation max seq failed", err, "conversationID", conversationID, "msgDestructTime", req.MsgDestructTime)
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}
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}
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}()
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msgs, err := m.MsgDatabase.GetBeforeMsg(ctx, req.Timestamp, 100)
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if err != nil {
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return false, err
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}
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if len(msgs) == 0 {
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return false, nil
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}
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for _, msg := range msgs {
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index, err := m.MsgDatabase.DeleteDocMsgBefore(ctx, req.Timestamp, msg)
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if err != nil {
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return false, err
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}
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if len(index) == 0 {
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return false, errs.ErrInternalServer.WrapMsg("delete doc msg failed")
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}
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docNum++
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msgNum += len(index)
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conversationID := msg.DocID[:strings.LastIndex(msg.DocID, ":")]
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if _, ok := conversationSeqs[conversationID]; !ok {
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conversationSeqs[conversationID] = struct{}{}
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}
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}
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return true, nil
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}
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for {
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keep, err := clearMsg(ctx)
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if err != nil {
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log.ZError(ctx, "clear msg failed", err, "docNum", docNum, "msgNum", msgNum, "cost", time.Since(start))
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return nil, err
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}
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if !keep {
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log.ZInfo(ctx, "clear msg success", "docNum", docNum, "msgNum", msgNum, "cost", time.Since(start))
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break
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}
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log.ZInfo(ctx, "clearing message", "docNum", docNum, "msgNum", msgNum, "cost", time.Since(start))
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}
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return &msg.ClearMsgResp{}, nil
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}
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