milvus/internal/datacoord/channel_manager_factory.go
XuanYang-cn 623939c9f5
enhance: Remove not in use policies (#29448)
THe results don't meet our requirements, and the code hasn't been
maintained for a long time.

See also: #29447

Signed-off-by: yangxuan <xuan.yang@zilliz.com>
2023-12-28 10:38:46 +08:00

70 lines
2.6 KiB
Go

// Licensed to the LF AI & Data foundation under one
// or more contributor license agreements. See the NOTICE file
// distributed with this work for additional information
// regarding copyright ownership. The ASF licenses this file
// to you 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 datacoord
import (
"github.com/milvus-io/milvus/internal/kv"
)
// ChannelPolicyFactory is the abstract factory that creates policies for channel manager.
type ChannelPolicyFactory interface {
// NewRegisterPolicy creates a new register policy.
NewRegisterPolicy() RegisterPolicy
// NewDeregisterPolicy creates a new deregister policy.
NewDeregisterPolicy() DeregisterPolicy
// NewAssignPolicy creates a new channel assign policy.
NewAssignPolicy() ChannelAssignPolicy
// NewReassignPolicy creates a new channel reassign policy.
NewReassignPolicy() ChannelReassignPolicy
// NewBalancePolicy creates a new channel balance policy.
NewBalancePolicy() BalanceChannelPolicy
}
// ChannelPolicyFactoryV1 equal to policy batch
type ChannelPolicyFactoryV1 struct {
kv kv.TxnKV
}
// NewChannelPolicyFactoryV1 helper function creates a Channel policy factory v1 from kv.
func NewChannelPolicyFactoryV1(kv kv.TxnKV) *ChannelPolicyFactoryV1 {
return &ChannelPolicyFactoryV1{kv: kv}
}
// NewRegisterPolicy implementing ChannelPolicyFactory returns BufferChannelAssignPolicy.
func (f *ChannelPolicyFactoryV1) NewRegisterPolicy() RegisterPolicy {
return AvgAssignRegisterPolicy
}
// NewDeregisterPolicy implementing ChannelPolicyFactory returns AvgAssignUnregisteredChannels.
func (f *ChannelPolicyFactoryV1) NewDeregisterPolicy() DeregisterPolicy {
return AvgAssignUnregisteredChannels
}
// NewAssignPolicy implementing ChannelPolicyFactory returns AverageAssignPolicy.
func (f *ChannelPolicyFactoryV1) NewAssignPolicy() ChannelAssignPolicy {
return AverageAssignPolicy
}
// NewReassignPolicy implementing ChannelPolicyFactory returns AverageReassignPolicy.
func (f *ChannelPolicyFactoryV1) NewReassignPolicy() ChannelReassignPolicy {
return AverageReassignPolicy
}
func (f *ChannelPolicyFactoryV1) NewBalancePolicy() BalanceChannelPolicy {
return AvgBalanceChannelPolicy
}