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main.go
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main.go
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// Copyright 2018 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"
"time"
_ "github.com/go-sql-driver/mysql"
"github.com/pingcap/errors"
"github.com/pingcap/tidb-tools/pkg/utils"
log "github.com/sirupsen/logrus"
)
func main() {
cfg := NewConfig()
err := cfg.Parse(os.Args[1:])
switch errors.Cause(err) {
case nil:
case flag.ErrHelp:
os.Exit(0)
default:
log.Errorf("parse cmd flags err %s\n", errors.ErrorStack(err))
os.Exit(2)
}
if cfg.PrintVersion {
log.Infof("version: \n%s", utils.GetRawInfo("sync_diff_inspector"))
return
}
logLevel, err := log.ParseLevel(cfg.LogLevel)
if err != nil {
log.Warnf("invalide log level %s", cfg.LogLevel)
log.SetLevel(log.InfoLevel)
} else {
log.SetLevel(logLevel)
}
ok := cfg.checkConfig()
if !ok {
log.Error("there is something wrong with your config, please check it!")
return
}
ctx := context.Background()
if !checkSyncState(ctx, cfg) {
log.Fatal("sourceDB don't equal targetDB")
}
log.Info("test pass!!!")
}
func checkSyncState(ctx context.Context, cfg *Config) bool {
beginTime := time.Now()
defer func() {
log.Infof("check data finished, all cost %v", time.Since(beginTime))
}()
d, err := NewDiff(ctx, cfg)
if err != nil {
log.Fatalf("fail to initialize diff process %v", errors.ErrorStack(err))
}
err = d.Equal()
if err != nil {
log.Fatalf("check data difference error %v", errors.ErrorStack(err))
}
log.Info(d.report)
return d.report.Result == Pass
}