mirror of https://github.com/milvus-io/milvus.git
98 lines
2.2 KiB
Go
98 lines
2.2 KiB
Go
package querynode
|
|
|
|
import (
|
|
"context"
|
|
"log"
|
|
|
|
"github.com/zilliztech/milvus-distributed/internal/msgstream"
|
|
"github.com/zilliztech/milvus-distributed/internal/util/flowgraph"
|
|
)
|
|
|
|
type dataSyncService struct {
|
|
ctx context.Context
|
|
fg *flowgraph.TimeTickedFlowGraph
|
|
|
|
dmStream msgstream.MsgStream
|
|
msFactory msgstream.Factory
|
|
|
|
replica collectionReplica
|
|
}
|
|
|
|
func newDataSyncService(ctx context.Context, replica collectionReplica, factory msgstream.Factory) *dataSyncService {
|
|
service := &dataSyncService{
|
|
ctx: ctx,
|
|
fg: nil,
|
|
replica: replica,
|
|
msFactory: factory,
|
|
}
|
|
|
|
service.initNodes()
|
|
return service
|
|
}
|
|
|
|
func (dsService *dataSyncService) start() {
|
|
dsService.fg.Start()
|
|
}
|
|
|
|
func (dsService *dataSyncService) close() {
|
|
if dsService.fg != nil {
|
|
dsService.fg.Close()
|
|
}
|
|
}
|
|
|
|
func (dsService *dataSyncService) initNodes() {
|
|
// TODO: add delete pipeline support
|
|
|
|
dsService.fg = flowgraph.NewTimeTickedFlowGraph(dsService.ctx)
|
|
|
|
var dmStreamNode node = dsService.newDmInputNode(dsService.ctx)
|
|
|
|
var filterDmNode node = newFilteredDmNode(dsService.replica)
|
|
|
|
var insertNode node = newInsertNode(dsService.replica)
|
|
var serviceTimeNode node = newServiceTimeNode(dsService.ctx, dsService.replica, dsService.msFactory)
|
|
|
|
dsService.fg.AddNode(dmStreamNode)
|
|
|
|
dsService.fg.AddNode(filterDmNode)
|
|
|
|
dsService.fg.AddNode(insertNode)
|
|
dsService.fg.AddNode(serviceTimeNode)
|
|
|
|
// dmStreamNode
|
|
var err = dsService.fg.SetEdges(dmStreamNode.Name(),
|
|
[]string{},
|
|
[]string{filterDmNode.Name()},
|
|
)
|
|
if err != nil {
|
|
log.Fatal("set edges failed in node:", dmStreamNode.Name())
|
|
}
|
|
|
|
// filterDmNode
|
|
err = dsService.fg.SetEdges(filterDmNode.Name(),
|
|
[]string{dmStreamNode.Name()},
|
|
[]string{insertNode.Name()},
|
|
)
|
|
if err != nil {
|
|
log.Fatal("set edges failed in node:", filterDmNode.Name())
|
|
}
|
|
|
|
// insertNode
|
|
err = dsService.fg.SetEdges(insertNode.Name(),
|
|
[]string{filterDmNode.Name()},
|
|
[]string{serviceTimeNode.Name()},
|
|
)
|
|
if err != nil {
|
|
log.Fatal("set edges failed in node:", insertNode.Name())
|
|
}
|
|
|
|
// serviceTimeNode
|
|
err = dsService.fg.SetEdges(serviceTimeNode.Name(),
|
|
[]string{insertNode.Name()},
|
|
[]string{},
|
|
)
|
|
if err != nil {
|
|
log.Fatal("set edges failed in node:", serviceTimeNode.Name())
|
|
}
|
|
}
|