issue: #38399
- Embed the query node into streaming node to make delegator available
at streaming node.
- The embedded query node has a special server label
`QUERYNODE_STREAMING-EMBEDDED`.
- Change the balance strategy to make the channel assigned to streaming
node as much as possible.
Signed-off-by: chyezh <chyezh@outlook.com>
issue: #38399
- make broadcast service available for msgstream by reusing the
architecture streaming service
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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: #38399
We want to support broadcast operation for both streaming and msgstream.
But msgstream can be only sent message from rootcoord and proxy.
So this pr move the streamingcoord to rootcoord to make easier
implementation.
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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>
issue: #33285
- register streaming coord service into datacoord.
- add new streaming node role.
- add global static switch to enable streaming service or not.
Signed-off-by: chyezh <chyezh@outlook.com>
