github.com/pingcap/ticdc@v0.0.0-20220526033649-485a10ef2652/tests/bank/bank.go (about)

     1  // Copyright 2020 PingCAP, Inc.
     2  //
     3  // Licensed under the Apache License, Version 2.0 (the "License");
     4  // you may not use this file except in compliance with the License.
     5  // You may obtain a copy of the License at
     6  //
     7  //     http://www.apache.org/licenses/LICENSE-2.0
     8  //
     9  // Unless required by applicable law or agreed to in writing, software
    10  // distributed under the License is distributed on an "AS IS" BASIS,
    11  // See the License for the specific language governing permissions and
    12  // limitations under the License.
    13  
    14  package main
    15  
    16  import (
    17  	"context"
    18  	"fmt"
    19  	"os"
    20  	"os/signal"
    21  	"syscall"
    22  
    23  	"github.com/pingcap/log"
    24  	"github.com/spf13/cobra"
    25  	"go.uber.org/zap"
    26  )
    27  
    28  func main() {
    29  	ctx, cancel := context.WithCancel(context.Background())
    30  	defer cancel()
    31  
    32  	sc := make(chan os.Signal, 1)
    33  	signal.Notify(sc,
    34  		syscall.SIGHUP,
    35  		syscall.SIGINT,
    36  		syscall.SIGTERM,
    37  		syscall.SIGQUIT)
    38  
    39  	go func() {
    40  		sig := <-sc
    41  		fmt.Printf("\nGot signal [%v] to exit.\n", sig)
    42  		log.Warn("received signal to exit", zap.Stringer("signal", sig))
    43  		switch sig {
    44  		case syscall.SIGTERM:
    45  			cancel()
    46  			os.Exit(0)
    47  		default:
    48  			cancel()
    49  			os.Exit(1)
    50  		}
    51  	}()
    52  
    53  	var (
    54  		upstream, downstream          string
    55  		accounts, tables, concurrency int
    56  		interval, testRound           int64
    57  		cleanupOnly                   bool
    58  	)
    59  	cmd := &cobra.Command{
    60  		Use:   "bank",
    61  		Short: "bank is a testcase case that simulates bank scenarios",
    62  		Run: func(cmd *cobra.Command, args []string) {
    63  			if len(upstream) == 0 || len(downstream) == 0 {
    64  				log.Fatal("upstream and downstream should not be empty")
    65  			}
    66  			run(ctx, upstream, downstream, accounts, tables, concurrency, interval, testRound, cleanupOnly)
    67  		},
    68  	}
    69  	cmd.PersistentFlags().StringVarP(&upstream, "upstream", "u", "", "Upstream TiDB DSN, please specify target database in DSN")
    70  	cmd.PersistentFlags().StringVarP(&downstream, "downstream", "d", "", "Downstream TiDB DSN, please specify target database in DSN")
    71  	cmd.PersistentFlags().Int64Var(&interval, "interval", 1000, "Interval of verify tables")
    72  	cmd.PersistentFlags().Int64Var(&testRound, "test-round", 50000, "Total around of upstream updates")
    73  	cmd.PersistentFlags().IntVar(&tables, "tables", 5, "The number of tables for db")
    74  	cmd.PersistentFlags().IntVar(&accounts, "accounts", 100, "The number of Accounts for each table")
    75  	cmd.PersistentFlags().IntVar(&concurrency, "concurrency", 10, "concurrency of transaction for each table")
    76  	cmd.PersistentFlags().BoolVar(&cleanupOnly, "cleanup", false, "cleanup all tables used in the testcase")
    77  
    78  	// Outputs cmd.Print to stdout.
    79  	cmd.SetOut(os.Stdout)
    80  	if err := cmd.Execute(); err != nil {
    81  		os.Exit(1)
    82  	}
    83  }