milvus/internal/datanode/flow_graph_gc_node.go
Xiangyu Wang 82ccd4cec0
Rename module (#4988)
* Rename module

Signed-off-by: Xiangyu Wang <xiangyu.wang@zilliz.com>
2021-04-22 14:45:57 +08:00

72 lines
1.8 KiB
Go

// Copyright (C) 2019-2020 Zilliz. All rights reserved.
//
// Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file except in compliance
// with the License. You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software distributed under the License
// is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express
// or implied. See the License for the specific language governing permissions and limitations under the License.
package datanode
import (
"github.com/milvus-io/milvus/internal/util/flowgraph"
"go.uber.org/zap"
"github.com/milvus-io/milvus/internal/log"
)
type gcNode struct {
BaseNode
replica Replica
}
func (gcNode *gcNode) Name() string {
return "gcNode"
}
func (gcNode *gcNode) Operate(in []flowgraph.Msg) []flowgraph.Msg {
if len(in) != 1 {
log.Error("Invalid operate message input in gcNode", zap.Int("input length", len(in)))
// TODO: add error handling
}
gcMsg, ok := in[0].(*gcMsg)
if !ok {
log.Error("type assertion failed for gcMsg")
// TODO: add error handling
}
if gcMsg == nil {
return []Msg{}
}
// drop collections
for _, collectionID := range gcMsg.gcRecord.collections {
err := gcNode.replica.removeCollection(collectionID)
if err != nil {
log.Error("replica remove collection wrong", zap.Error(err))
}
}
return nil
}
func newGCNode(replica Replica) *gcNode {
maxQueueLength := Params.FlowGraphMaxQueueLength
maxParallelism := Params.FlowGraphMaxParallelism
baseNode := BaseNode{}
baseNode.SetMaxQueueLength(maxQueueLength)
baseNode.SetMaxParallelism(maxParallelism)
return &gcNode{
BaseNode: baseNode,
replica: replica,
}
}