Zhen Ye 19e5e9f910
enhance: broadcaster will lock resource until message acked (#44508)
issue: #43897

- Return LastConfirmedMessageID when wal append operation.
- Add resource-key-based locker for broadcast-ack operation to protect
the coord state when executing ddl.
- Resource-key-based locker is held until the broadcast operation is
acked.
- ResourceKey support shared and exclusive lock.
- Add FastAck execute ack right away after the broadcast done to speed
up ddl.
- Ack callback will support broadcast message result now.
- Add tombstone for broadcaster to avoid to repeatedly commit DDL and
ABA issue.

---------

Signed-off-by: chyezh <chyezh@outlook.com>
2025-09-24 20:58:05 +08:00

14 lines
276 B
Go

//go:build test
// +build test
package broadcast
import (
"github.com/milvus-io/milvus/internal/streamingcoord/server/broadcaster"
"github.com/milvus-io/milvus/pkg/v2/util/syncutil"
)
func ResetBroadcaster() {
singleton = syncutil.NewFuture[broadcaster.Broadcaster]()
}