1. Fix primary-secondary replication switchover blocking by delete
replicate pchannel meta using modRevision.
2. Stop channel replicator(scanner) when cluster role changes to prevent
continued message consumption and replication.
3. Close Milvus client to prevent goroutine leak.
4. Create Milvus client once for a channel replicator.
5. Simplify CDC controller and resources.
issue: https://github.com/milvus-io/milvus/issues/44123
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Signed-off-by: bigsheeper <yihao.dai@zilliz.com>
issue: #44123
- support replicate message in wal of milvus.
- support CDC-replicate recovery from wal.
- fix some CDC replicator bugs
Signed-off-by: chyezh <chyezh@outlook.com>
issue: #40532
- start timeticksync at rootcoord if the streaming service is not
available
- stop timeticksync if the streaming service is available
- open a read-only wal if some nodes in cluster is not upgrading to 2.6
- allow to open read-write wal after all nodes in cluster is upgrading
to 2.6
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Signed-off-by: chyezh <chyezh@outlook.com>
issue: #41544
- simplify the proto message for flush and create segment.
- simplify the msg handler for flowgraph.
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Signed-off-by: chyezh <chyezh@outlook.com>
issue: #38399
- Add a pchannel level checkpoint for flush processing
- Refactor the recovery of flushers of wal
- make a shared wal scanner first, then make multi datasyncservice on it
Signed-off-by: chyezh <chyezh@outlook.com>
issue: #38399
- broadcast message can carry multi resource key now.
- implement event-based notification for broadcast messages
- broadcast message use broadcast id as a unique identifier in message
- broadcasted message on vchannels keep the broadcasted vchannel now.
- broadcasted message and broadcast message have a common broadcast
header now.
---------
Signed-off-by: chyezh <chyezh@outlook.com>
issue: #38399
- Add new rpc for transfer broadcast to streaming coord
- Add broadcast service at streaming coord to make broadcast message
sent automicly
Signed-off-by: chyezh <chyezh@outlook.com>
issue: #33285
- move streaming related proto into pkg.
- add v2 message type and change flush message into v2 message.
Signed-off-by: chyezh <chyezh@outlook.com>
