Ejemplo n.º 1
0
Archivo: main.go Proyecto: BaiGang/bwmf
func main() {
	etcdUrlList := flag.String("etcd_urls", "", "ETCD server lists, sep by a comma.")
	jobName := flag.String("job_name", "bwmf", "Job name in etcd path.")
	jobType := flag.String("job_type", "c", "Job type, either 'c' for controller or 't' for task.")
	numTasks := flag.Int("num_tasks", 1, "Num of tasks.")
	taskConfigFile := flag.String("task_config", "", "Path to task config json file.")

	flag.Parse()

	if *jobName == "" {
		log.Fatal("Job name is required.")
	}

	crd, oErr := filesystem.NewLocalFSClient().OpenReadCloser(*taskConfigFile)
	if oErr != nil {
		log.Fatalf("Failed opening task config file. %s", oErr)
	}
	confData, rdErr := ioutil.ReadAll(crd)
	if rdErr != nil {
		log.Fatalf("Failed reading task config. %s", rdErr)
	}
	log.Printf("conf data: %s", confData)

	if *etcdUrlList == "" {
		log.Fatal("Please specify the etcd server urls.")
	}
	etcdUrls := strings.Split(*etcdUrlList, ",")
	log.Println("etcd urls: ", etcdUrls)

	topoMaster := topo.NewFullTopologyOfMaster(uint64(*numTasks))
	topoNeighbors := topo.NewFullTopologyOfNeighbor(uint64(*numTasks))

	switch *jobType {
	case "t":
		bootstrap := framework.NewBootStrap(*jobName, etcdUrls, createListener(), nil)
		taskBuilder := &bwmf.BWMFTaskBuilder{
			NumOfTasks: uint64(*numTasks),
			ConfBytes:  confData,
		}
		bootstrap.SetTaskBuilder(taskBuilder)
		bootstrap.AddLinkage("Master", topoMaster)
		bootstrap.AddLinkage("Neighbors", topoNeighbors)
		log.Println("Starting task..")
		bootstrap.Start()
	case "c":
		controller := controller.New(*jobName, etcd.NewClient(etcdUrls), uint64(*numTasks), []string{"Master", "Neighbors"})
		controller.Start()
		log.Println("Controller started.")
		controller.WaitForJobDone()
		controller.Stop()
	default:
		log.Fatal("Please choose a type via '-jobtype': (c) controller, (t) task")
	}
}
Ejemplo n.º 2
0
func TestBWMF(t *testing.T) {
	etcdURLs := []string{"http://localhost:4001"}

	job := "bwmf_basic_test"
	numOfTasks := uint64(2)

	generateTestData(t)

	ctl := controller.New(job, etcd.NewClient(etcdURLs), numOfTasks, []string{"Neighbors", "Master"})
	ctl.Start()

	tb := &bwmf.BWMFTaskBuilder{
		NumOfTasks: numOfTasks,
		ConfBytes: []byte(`{
			        "OptConf": {
						"Sigma":0.01,
						"Alpha":1,
						"Beta":0.1,
						"GradTol":1e-06,
						"FixedCnt": 200000,
					    "NumIters":4,
					    "DimLatent":2
					},
					"IOConf":  {
						"Fs":"local",
						"IDPath":"../.tmp/row_shard.dat",
						"ITPath":"../.tmp/column_shard.dat",
						"ODPath":"../.tmp/dShard.dat",
						"OTPath":"../.tmp/tShard.dat"
					}
				}`),
	}
	for i := uint64(0); i < numOfTasks; i++ {
		go drive(
			t,
			job,
			etcdURLs,
			tb,
			map[string]taskgraph.Topology{
				"Master":    topo.NewFullTopologyOfMaster(numOfTasks),
				"Neighbors": topo.NewFullTopologyOfNeighbor(numOfTasks),
			},
		)
	}

	ctl.WaitForJobDone()
	ctl.Stop()
}