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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"
"fmt"
"log"
"net/http"
_ "net/http/pprof"
"os"
"os/signal"
"strings"
"syscall"
"time"
"github.com/magiconair/properties"
// Register workload
"github.com/spf13/cobra"
"github.com/tigranb2/go-ycsb/pkg/client"
"github.com/tigranb2/go-ycsb/pkg/measurement"
"github.com/tigranb2/go-ycsb/pkg/prop"
"github.com/tigranb2/go-ycsb/pkg/util"
_ "github.com/tigranb2/go-ycsb/pkg/workload"
"github.com/tigranb2/go-ycsb/pkg/ycsb"
// Register etcd
_ "github.com/tigranb2/go-ycsb/db/etcd"
)
var (
propertyFiles []string
propertyValues []string
dbName string
tableName string
globalContext context.Context
globalCancel context.CancelFunc
globalDB ycsb.DB
globalWorkload ycsb.Workload
globalProps *properties.Properties
)
func initialGlobal(dbName string, onProperties func()) {
globalProps = properties.NewProperties()
if len(propertyFiles) > 0 {
globalProps = properties.MustLoadFiles(propertyFiles, properties.UTF8, false)
}
for _, prop := range propertyValues {
seps := strings.SplitN(prop, "=", 2)
if len(seps) != 2 {
log.Fatalf("bad property: `%s`, expected format `name=value`", prop)
}
globalProps.Set(seps[0], seps[1])
}
if onProperties != nil {
onProperties()
}
addr := globalProps.GetString(prop.DebugPprof, prop.DebugPprofDefault)
go func() {
http.ListenAndServe(addr, nil)
}()
measurement.InitMeasure(globalProps)
if len(tableName) == 0 {
tableName = globalProps.GetString(prop.TableName, prop.TableNameDefault)
}
var err error
if _, _, err = globalProps.Set(prop.TableName, tableName); err != nil {
panic(err)
}
workloadName := globalProps.GetString(prop.Workload, "core")
workloadCreator := ycsb.GetWorkloadCreator(workloadName)
if globalWorkload, err = workloadCreator.Create(globalProps); err != nil {
util.Fatalf("create workload %s failed %v", workloadName, err)
}
dbCreator := ycsb.GetDBCreator(dbName)
if dbCreator == nil {
util.Fatalf("%s is not registered", dbName)
}
if globalDB, err = dbCreator.Create(globalProps); err != nil {
util.Fatalf("create db %s failed %v", dbName, err)
}
globalDB = client.DbWrapper{globalDB}
}
func main() {
globalContext, globalCancel = context.WithCancel(context.Background())
sc := make(chan os.Signal, 1)
signal.Notify(sc,
syscall.SIGHUP,
syscall.SIGINT,
syscall.SIGTERM,
syscall.SIGQUIT)
closeDone := make(chan struct{}, 1)
go func() {
sig := <-sc
fmt.Printf("\nGot signal [%v] to exit.\n", sig)
globalCancel()
select {
case <-sc:
// send signal again, return directly
fmt.Printf("\nGot signal [%v] again to exit.\n", sig)
os.Exit(1)
case <-time.After(10 * time.Second):
fmt.Print("\nWait 10s for closed, force exit\n")
os.Exit(1)
case <-closeDone:
return
}
}()
rootCmd := &cobra.Command{
Use: "go-ycsb",
Short: "Go YCSB",
}
rootCmd.AddCommand(
newShellCommand(),
newLoadCommand(),
newRunCommand(),
)
cobra.EnablePrefixMatching = true
if err := rootCmd.Execute(); err != nil {
fmt.Println(rootCmd.UsageString())
}
globalCancel()
if globalDB != nil {
globalDB.Close()
}
if globalWorkload != nil {
globalWorkload.Close()
}
closeDone <- struct{}{}
}