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19e5e9f910
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>
26 lines
485 B
Go
26 lines
485 B
Go
package balance
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import (
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"context"
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"github.com/milvus-io/milvus/internal/streamingcoord/server/balancer"
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"github.com/milvus-io/milvus/pkg/v2/util/syncutil"
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)
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var singleton = syncutil.NewFuture[balancer.Balancer]()
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func Register(balancer balancer.Balancer) {
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singleton.Set(balancer)
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}
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func GetWithContext(ctx context.Context) (balancer.Balancer, error) {
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return singleton.GetWithContext(ctx)
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}
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func Release() {
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if !singleton.Ready() {
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return
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}
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singleton.Get().Close()
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}
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