mirror of
https://gitee.com/milvus-io/milvus.git
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100 lines
2.7 KiB
Go
100 lines
2.7 KiB
Go
// Licensed to the LF AI & Data foundation under one
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// or more contributor license agreements. See the NOTICE file
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// distributed with this work for additional information
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// regarding copyright ownership. The ASF licenses this file
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// to you under the Apache License, Version 2.0 (the
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// "License"); you may not use this file except in compliance
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// with the License. You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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package main
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import (
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"log"
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"os"
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"os/exec"
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"os/signal"
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"strings"
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"golang.org/x/exp/slices"
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"github.com/milvus-io/milvus/cmd/asan"
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"github.com/milvus-io/milvus/cmd/milvus"
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"github.com/milvus-io/milvus/internal/util/sessionutil"
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"github.com/milvus-io/milvus/pkg/util/paramtable"
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)
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func main() {
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defer asan.LsanDoLeakCheck()
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idx := slices.Index(os.Args, "--run-with-subprocess")
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// execute command as a subprocess if the command contains "--run-with-subprocess"
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if idx > 0 {
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args := slices.Delete(os.Args, idx, idx+1)
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log.Println("run subprocess with cmd:", args)
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/* #nosec G204 */
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cmd := exec.Command(args[0], args[1:]...)
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cmd.Stdout = os.Stdout
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cmd.Stderr = os.Stderr
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if err := cmd.Start(); err != nil {
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// Command not found on PATH, not executable, &c.
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log.Fatal(err)
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}
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// wait for the command to finish
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waitCh := make(chan error, 1)
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go func() {
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waitCh <- cmd.Wait()
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close(waitCh)
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}()
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sc := make(chan os.Signal, 1)
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signal.Notify(sc)
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// Need a for loop to handle multiple signals
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for {
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select {
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case sig := <-sc:
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if err := cmd.Process.Signal(sig); err != nil {
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log.Println("error sending signal", sig, err)
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}
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case err := <-waitCh:
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// clean session
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paramtable.Init()
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params := paramtable.Get()
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if len(args) >= 3 {
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metaPath := params.EtcdCfg.MetaRootPath.GetValue()
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endpoints := params.EtcdCfg.Endpoints.GetValue()
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etcdEndpoints := strings.Split(endpoints, ",")
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sessionSuffix := sessionutil.GetSessions(cmd.Process.Pid)
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defer sessionutil.RemoveServerInfoFile(cmd.Process.Pid)
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if err := milvus.CleanSession(metaPath, etcdEndpoints, sessionSuffix); err != nil {
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log.Println("clean session failed", err.Error())
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}
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}
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if err != nil {
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log.Println("subprocess exit, ", err.Error())
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} else {
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log.Println("exit code:", cmd.ProcessState.ExitCode())
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}
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return
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}
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}
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} else {
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milvus.RunMilvus(os.Args)
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}
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}
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