func main()

in example/machine_group/machine_group_sample.go [11:99]
79 lines of code
15 McCabe index (conditional complexity)

func main() {
	// machine group example
	project := util.ProjectName
	logstore := "test-logstore"
	testConf := "test-conf"
	testMachineGroup := "test-mg"
	testService := "demo-service"
	exist, err := checkMachineGroupExist(testMachineGroup)
	if err != nil {
		fmt.Println("check machine group fail:", err)
		os.Exit(1)
	}
	if exist {
		util.Client.DeleteMachineGroup(project, testMachineGroup)
	}

	err = createMachineGroup(testMachineGroup)
	if err != nil {
		fmt.Println("create machine group:" + testMachineGroup + " fail")
		fmt.Println(err)
		os.Exit(1)
	}

	err = getMachineGroup(testMachineGroup)
	if err != nil {
		fmt.Println("get machine group:" + testMachineGroup + " fail")
		fmt.Println(err)
		os.Exit(1)
	}

	exist, err = checkMachineGroupExist(testMachineGroup)
	if err != nil {
		fmt.Println("check machine group exist fail:")
		fmt.Println(err)
		os.Exit(1)
	}
	if !exist {
		fmt.Println("machine group:" + testMachineGroup + " should be exist")
		os.Exit(1)
	}

	exist, err = util.Client.CheckConfigExist(project, testConf)
	if err != nil {
		fmt.Println("check config exist fail:", err)
		os.Exit(1)
	}
	if exist {
		util.Client.DeleteConfig(project, testConf)
	}

	err = createLogConfig(testConf, project, logstore, testService)
	if err != nil {
		fmt.Println("create config fail:")
		fmt.Println(err)
		os.Exit(1)
	}

	err = applyConfToMachineGroup(testConf, testMachineGroup)
	if err != nil {
		fmt.Println("apply config to machine group fail:")
		fmt.Println(err)
		os.Exit(1)
	}

	err = deleteConfig(testConf)
	if err != nil {
		fmt.Println("delete config fail:")
		fmt.Println(err)
		os.Exit(1)
	}

	err = deleteMachineGroup(testMachineGroup)
	if err != nil {
		fmt.Println("delte machine group fail:")
		fmt.Println(err)
		os.Exit(1)
	}

	exist, err = checkMachineGroupExist(testMachineGroup)
	if err != nil {
		fmt.Println("check machine group exist fail:")
		fmt.Println(err)
		os.Exit(1)
	}
	if exist {
		fmt.Println("machine group:" + testMachineGroup + " should not be exist")
	}
	fmt.Println("machine group sample end")
}