mirror of
https://github.com/talent-plan/tinykv.git
synced 2024-12-25 20:30:30 +08:00
5e089a2cd1
Signed-off-by: Connor <zbk602423539@gmail.com> Co-authored-by: Nick Cameron <nrc@ncameron.org> Co-authored-by: linning <linningde25@gmail.com> Co-authored-by: YangKeao <keao.yang@yahoo.com> Co-authored-by: andylokandy <andylokandy@hotmail.com> Co-authored-by: Iosmanthus Teng <myosmanthustree@gmail.com>
123 lines
2.5 KiB
Go
123 lines
2.5 KiB
Go
// Copyright 2016 PingCAP, Inc.
|
|
//
|
|
// 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,
|
|
// See the License for the specific language governing permissions and
|
|
// limitations under the License.
|
|
|
|
package main
|
|
|
|
import (
|
|
"context"
|
|
"flag"
|
|
"os"
|
|
"os/signal"
|
|
"syscall"
|
|
|
|
"github.com/pingcap-incubator/tinykv/scheduler/pkg/logutil"
|
|
"github.com/pingcap-incubator/tinykv/scheduler/server"
|
|
"github.com/pingcap-incubator/tinykv/scheduler/server/config"
|
|
"github.com/pingcap/log"
|
|
"github.com/pkg/errors"
|
|
"go.uber.org/zap"
|
|
|
|
// Register schedulers.
|
|
_ "github.com/pingcap-incubator/tinykv/scheduler/server/schedulers"
|
|
)
|
|
|
|
func main() {
|
|
cfg := config.NewConfig()
|
|
err := cfg.Parse(os.Args[1:])
|
|
|
|
if cfg.Version {
|
|
server.PrintPDInfo()
|
|
exit(0)
|
|
}
|
|
|
|
defer logutil.LogPanic()
|
|
|
|
switch errors.Cause(err) {
|
|
case nil:
|
|
case flag.ErrHelp:
|
|
exit(0)
|
|
default:
|
|
log.Fatal("parse cmd flags error", zap.Error(err))
|
|
}
|
|
|
|
if cfg.ConfigCheck {
|
|
server.PrintConfigCheckMsg(cfg)
|
|
exit(0)
|
|
}
|
|
|
|
// New zap logger
|
|
err = cfg.SetupLogger()
|
|
if err == nil {
|
|
log.ReplaceGlobals(cfg.GetZapLogger(), cfg.GetZapLogProperties())
|
|
} else {
|
|
log.Fatal("initialize logger error", zap.Error(err))
|
|
}
|
|
// Flushing any buffered log entries
|
|
defer log.Sync()
|
|
|
|
// The old logger
|
|
err = logutil.InitLogger(&cfg.Log)
|
|
if err != nil {
|
|
log.Fatal("initialize logger error", zap.Error(err))
|
|
}
|
|
|
|
server.LogPDInfo()
|
|
|
|
for _, msg := range cfg.WarningMsgs {
|
|
log.Warn(msg)
|
|
}
|
|
|
|
svr, err := server.CreateServer(cfg)
|
|
if err != nil {
|
|
log.Fatal("create server failed", zap.Error(err))
|
|
}
|
|
|
|
if err = server.InitHTTPClient(svr); err != nil {
|
|
log.Fatal("initial http client for api handler failed", zap.Error(err))
|
|
}
|
|
|
|
sc := make(chan os.Signal, 1)
|
|
signal.Notify(sc,
|
|
syscall.SIGHUP,
|
|
syscall.SIGINT,
|
|
syscall.SIGTERM,
|
|
syscall.SIGQUIT)
|
|
|
|
ctx, cancel := context.WithCancel(context.Background())
|
|
var sig os.Signal
|
|
go func() {
|
|
sig = <-sc
|
|
cancel()
|
|
}()
|
|
|
|
if err := svr.Run(ctx); err != nil {
|
|
log.Fatal("run server failed", zap.Error(err))
|
|
}
|
|
|
|
<-ctx.Done()
|
|
log.Info("Got signal to exit", zap.String("signal", sig.String()))
|
|
|
|
svr.Close()
|
|
switch sig {
|
|
case syscall.SIGTERM:
|
|
exit(0)
|
|
default:
|
|
exit(1)
|
|
}
|
|
}
|
|
|
|
func exit(code int) {
|
|
log.Sync()
|
|
os.Exit(code)
|
|
}
|