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167d058682
issue: #38399 pr: #40235 related PR: #39522 - Just implement exclusive broadcaster between broadcast message with same resource key to keep same order in different wal. - After simplify the broadcast model, original watch-based broadcast is too complicated and redundant, remove it. - Add metrics for broadcast. --------- Signed-off-by: chyezh <chyezh@outlook.com>
37 lines
1.0 KiB
Go
37 lines
1.0 KiB
Go
package streaming
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import (
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"context"
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"github.com/milvus-io/milvus/pkg/v2/streaming/util/message"
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"github.com/milvus-io/milvus/pkg/v2/streaming/util/types"
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"github.com/milvus-io/milvus/pkg/v2/util/typeutil"
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)
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var _ Broadcast = broadcast{}
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type broadcast struct {
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*walAccesserImpl
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}
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func (b broadcast) Append(ctx context.Context, msg message.BroadcastMutableMessage) (*types.BroadcastAppendResult, error) {
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assertValidBroadcastMessage(msg)
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if !b.lifetime.Add(typeutil.LifetimeStateWorking) {
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return nil, ErrWALAccesserClosed
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}
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defer b.lifetime.Done()
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// The broadcast operation will be sent to the coordinator.
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// The coordinator will dispatch the message to all the vchannels with an eventual consistency guarantee.
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return b.streamingCoordClient.Broadcast().Broadcast(ctx, msg)
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}
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func (b broadcast) Ack(ctx context.Context, req types.BroadcastAckRequest) error {
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if !b.lifetime.Add(typeutil.LifetimeStateWorking) {
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return ErrWALAccesserClosed
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}
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defer b.lifetime.Done()
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return b.streamingCoordClient.Broadcast().Ack(ctx, req)
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}
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