milvus/internal/distributed/datanode/param_table.go
XuanYang-cn cebdfb34f7
Enable multiple datanode (#5068)
Now it's able to start multiple datanode, however, they will process the same insert data.
Further changes are needed to truly enable multiple datanode:

While registering, dataservice need to return different insert channels for different datanode.

Signed-off-by: yangxuan <xuan.yang@zilliz.com>
2021-04-28 18:43:48 +08:00

82 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 grpcdatanode
import (
"net"
"sync"
"github.com/milvus-io/milvus/internal/log"
"github.com/milvus-io/milvus/internal/util/funcutil"
"github.com/milvus-io/milvus/internal/util/paramtable"
"go.uber.org/zap"
)
var Params ParamTable
var once sync.Once
type ParamTable struct {
paramtable.BaseTable
IP string
Port int
listener net.Listener
MasterAddress string
DataServiceAddress string
}
func (pt *ParamTable) Init() {
once.Do(func() {
pt.BaseTable.Init()
pt.initMasterAddress()
pt.initDataServiceAddress()
pt.initPort()
})
}
func (pt *ParamTable) LoadFromArgs() {
}
func (pt *ParamTable) LoadFromEnv() {
Params.IP = funcutil.GetLocalIP()
}
func (pt *ParamTable) initPort() {
listener, err := net.Listen("tcp", ":0")
if err != nil {
panic(err)
}
pt.Port = listener.Addr().(*net.TCPAddr).Port
pt.listener = listener
log.Info("DataNode", zap.Int("port", pt.Port))
}
func (pt *ParamTable) initMasterAddress() {
ret, err := pt.Load("_MasterAddress")
if err != nil {
panic(err)
}
pt.MasterAddress = ret
}
func (pt *ParamTable) initDataServiceAddress() {
ret, err := pt.Load("_DataServiceAddress")
if err != nil {
panic(err)
}
pt.DataServiceAddress = ret
}