func (e *Executor) LaunchTask(driver executor.ExecutorDriver, task *mesos.TaskInfo) {
Logger.Infof("[LaunchTask] %s", task)
Config.Read(task)
runStatus := &mesos.TaskStatus{
TaskId: task.GetTaskId(),
State: mesos.TaskState_TASK_RUNNING.Enum(),
}
if _, err := driver.SendStatusUpdate(runStatus); err != nil {
Logger.Errorf("Failed to send status update: %s", runStatus)
}
go func() {
e.producer = e.newSyslogProducer()
e.producer.Start()
<-e.close
// finish task
Logger.Infof("Finishing task %s", task.GetName())
finStatus := &mesos.TaskStatus{
TaskId: task.GetTaskId(),
State: mesos.TaskState_TASK_FINISHED.Enum(),
}
if _, err := driver.SendStatusUpdate(finStatus); err != nil {
Logger.Errorf("Failed to send status update: %s", finStatus)
os.Exit(1)
}
Logger.Infof("Task %s has finished", task.GetName())
time.Sleep(time.Second)
os.Exit(0)
}()
}
func (e *Executor) LaunchTask(driver executor.ExecutorDriver, task *mesos.TaskInfo) {
Logger.Infof("[LaunchTask] %s", task)
runStatus := &mesos.TaskStatus{
TaskId: task.GetTaskId(),
State: mesos.TaskState_TASK_RUNNING.Enum(),
}
if _, err := driver.SendStatusUpdate(runStatus); err != nil {
Logger.Errorf("Failed to send status update: %s", runStatus)
os.Exit(1) //TODO not sure if we should exit in this case, but probably yes
}
go func() {
err := e.start()
if err != nil {
Logger.Errorf("Can't start executor: %s", err)
}
// finish task
Logger.Infof("Finishing task %s", task.GetName())
finStatus := &mesos.TaskStatus{
TaskId: task.GetTaskId(),
State: mesos.TaskState_TASK_FINISHED.Enum(),
}
if _, err := driver.SendStatusUpdate(finStatus); err != nil {
Logger.Errorf("Failed to send status update: %s", finStatus)
os.Exit(1)
}
Logger.Infof("Task %s has finished", task.GetName())
}()
}
func (exec *ExecutorCore) LaunchTask(driver exec.ExecutorDriver, taskInfo *mesos.TaskInfo) {
exec.lock.Lock()
defer exec.lock.Unlock()
fmt.Println("Launching task", taskInfo.GetName(), "with command", taskInfo.Command.GetValue())
os.Args[0] = fmt.Sprintf("executor - %s", taskInfo.TaskId.GetValue())
//fmt.Println("Other hilarious facts: ", taskInfo)
//
// this is where one would perform the requested task
//
fmt.Println("Starting task")
runStatus := &mesos.TaskStatus{
TaskId: taskInfo.TaskId,
State: mesos.TaskState_TASK_STARTING.Enum(),
}
_, err := driver.SendStatusUpdate(runStatus)
if err != nil {
log.Panic("Got error", err)
}
if exec.riakNode != nil {
log.Fatalf("Task being started, twice, existing task: %+v, new task: %+v", exec.riakNode)
}
exec.riakNode = NewRiakNode(taskInfo, exec)
exec.riakNode.Run()
}
// LaunchTask called when executor launch tasks
func (builder *ImageBuilder) LaunchTask(driver executor.ExecutorDriver, taskInfo *mesosproto.TaskInfo) {
fmt.Printf("Launching task %v with ID %v\n", taskInfo.GetName(), taskInfo.GetTaskId().GetValue())
status := &mesosproto.TaskStatus{
TaskId: taskInfo.GetTaskId(),
State: mesosproto.TaskState_TASK_RUNNING.Enum(),
}
_, err := driver.SendStatusUpdate(status)
if err != nil {
fmt.Println("Send task running status error: ", err)
}
// Download context tar file
// use data in task info
contextTar, err := utils.Download(string(taskInfo.Data))
if err != nil {
fmt.Printf("Download context error: %v", err)
}
// Untar context file(filename.tar -> filename)
contextDir := strings.TrimSuffix(contextTar, ".tar")
err = utils.UnTar(contextTar, contextDir)
if err != nil {
fmt.Printf("Untar context error: %v", err)
}
// Build image with context
var buf bytes.Buffer
opts := docker.BuildImageOptions{
Name: taskInfo.GetTaskId().GetValue(),
ContextDir: contextDir,
SuppressOutput: false,
OutputStream: &buf,
}
err = builder.client.BuildImage(opts)
if err != nil {
fmt.Printf("Build image error: %v\n", err)
}
fmt.Println(buf.String())
fmt.Println("Task finished", taskInfo.GetName())
status.State = mesosproto.TaskState_TASK_FINISHED.Enum()
_, err = driver.SendStatusUpdate(status)
if err != nil {
fmt.Println("Send task finished status error: ", err)
}
}
func (e *Executor) LaunchTask(driver executor.ExecutorDriver, task *mesos.TaskInfo) {
Logger.Infof("[LaunchTask] %s", task)
Config.Read(task)
transformFunc, exists := transformFunctions[Config.Transform]
if !exists {
Logger.Errorf("Invalid transformation mode: %s", Config.Transform)
os.Exit(1)
}
transformSerializer := e.serializer(Config.Transform)
producer, err := e.newProducer(transformSerializer) //create producer before sending the running status
if err != nil {
Logger.Errorf("Failed to create producer: %s", err)
os.Exit(1)
}
runStatus := &mesos.TaskStatus{
TaskId: task.GetTaskId(),
State: mesos.TaskState_TASK_RUNNING.Enum(),
}
if _, err := driver.SendStatusUpdate(runStatus); err != nil {
Logger.Errorf("Failed to send status update: %s", runStatus)
os.Exit(1) //TODO not sure if we should exit in this case, but probably yes
}
go func() {
e.server = NewStatsDServer("0.0.0.0:8125", producer, transformFunc, e.Host) //TODO I know we want to listen to 8125 only in our case but still this should be configurable
e.server.Start()
// finish task
Logger.Infof("Finishing task %s", task.GetName())
finStatus := &mesos.TaskStatus{
TaskId: task.GetTaskId(),
State: mesos.TaskState_TASK_FINISHED.Enum(),
}
if _, err := driver.SendStatusUpdate(finStatus); err != nil {
Logger.Errorf("Failed to send status update: %s", finStatus)
os.Exit(1)
}
Logger.Infof("Task %s has finished", task.GetName())
}()
}
// mesos.Executor interface method.
// Invoked when a task has been launched on this executor.
func (this *HttpMirrorExecutor) LaunchTask(driver executor.ExecutorDriver, taskInfo *mesos.TaskInfo) {
log.Logger.Info("Launching task %s with command %s", taskInfo.GetName(), taskInfo.Command.GetValue())
runStatus := &mesos.TaskStatus{
TaskId: taskInfo.GetTaskId(),
State: mesos.TaskState_TASK_RUNNING.Enum(),
}
log.Logger.Debug(string(taskInfo.Data))
config := consumer.NewPartitionConsumerConfig("syphon")
json.Unmarshal(taskInfo.Data, config)
log.Logger.Debug("%v", config)
this.partitionConsumer = consumer.NewPartitionConsumer(*config)
if _, err := driver.SendStatusUpdate(runStatus); err != nil {
log.Logger.Warn("Failed to send status update: %s", runStatus)
}
}
// mesos.Executor interface method.
// Invoked when a task has been launched on this executor.
func (this *HttpMirrorExecutor) LaunchTask(driver executor.ExecutorDriver, taskInfo *mesos.TaskInfo) {
fmt.Printf("Launching task %s with command %s\n", taskInfo.GetName(), taskInfo.Command.GetValue())
runStatus := &mesos.TaskStatus{
TaskId: taskInfo.GetTaskId(),
State: mesos.TaskState_TASK_RUNNING.Enum(),
}
fmt.Println(string(taskInfo.Data))
config := &consumer.PartitionConsumerConfig{}
json.Unmarshal(taskInfo.Data, config)
fmt.Printf("%v\n", config)
this.partitionConsumer = consumer.NewPartitionConsumer(*config)
if _, err := driver.SendStatusUpdate(runStatus); err != nil {
fmt.Printf("Failed to send status update: %s\n", runStatus)
}
}
func (e *DiegoExecutor) LaunchTask(driver exec.ExecutorDriver, taskInfo *mesos.TaskInfo) {
fmt.Println("Launching task", taskInfo.GetName(), "with command", taskInfo.Command.GetValue())
runStatus := &mesos.TaskStatus{
TaskId: taskInfo.GetTaskId(),
State: mesos.TaskState_TASK_STARTING.Enum(),
}
_, err := driver.SendStatusUpdate(runStatus)
if err != nil {
fmt.Println("Got error", err)
}
var works rep.Work
json.Unmarshal(taskInfo.Data, &works)
e.cellClient.Perform(works)
e.lock.Lock()
defer e.lock.Unlock()
e.taskStateMap[taskInfo.TaskId.GetValue()] = mesos.TaskState_TASK_STARTING
}
func (e *Executor) LaunchTask(driver executor.ExecutorDriver, task *mesos.TaskInfo) {
Logger.Infof("[LaunchTask] %s", task)
Config.Read(task)
serializer := e.serializer(Config.Transform)
producer, err := e.newProducer(serializer) //create producer before sending the running status
if err != nil {
Logger.Errorf("Failed to create producer: %s", err)
os.Exit(1)
}
runStatus := &mesos.TaskStatus{
TaskId: task.GetTaskId(),
State: mesos.TaskState_TASK_RUNNING.Enum(),
}
if _, err := driver.SendStatusUpdate(runStatus); err != nil {
Logger.Errorf("Failed to send status update: %s", runStatus)
os.Exit(1) //TODO not sure if we should exit in this case, but probably yes
}
go func() {
//TODO configs should come from scheduler
e.reporter = NewMetricsReporter(task.GetSlaveId().GetValue(), e.slaveInfo.GetHostname(), e.slaveInfo.GetPort(), Config.ReportingInterval, producer, Config.Topic, Config.Transform)
e.reporter.Start()
// finish task
Logger.Infof("Finishing task %s", task.GetName())
finStatus := &mesos.TaskStatus{
TaskId: task.GetTaskId(),
State: mesos.TaskState_TASK_FINISHED.Enum(),
}
if _, err := driver.SendStatusUpdate(finStatus); err != nil {
Logger.Errorf("Failed to send status update: %s", finStatus)
os.Exit(1)
}
Logger.Infof("Task %s has finished", task.GetName())
}()
}
// LaunchTask called when executor launch tasks
func (builder *ImageBuilder) LaunchTask(driver executor.ExecutorDriver, taskInfo *mesosproto.TaskInfo) {
fmt.Printf("Launching task %v with ID %v\n", taskInfo.GetName(), taskInfo.GetTaskId().GetValue())
status := &mesosproto.TaskStatus{
TaskId: taskInfo.GetTaskId(),
State: mesosproto.TaskState_TASK_RUNNING.Enum(),
}
_, err := driver.SendStatusUpdate(status)
if err != nil {
fmt.Println("Send task running status error: ", err)
}
//TODO cp
fmt.Println("Task finished", taskInfo.GetName())
status.State = mesosproto.TaskState_TASK_FINISHED.Enum()
_, err = driver.SendStatusUpdate(status)
if err != nil {
fmt.Println("Send task finished status error: ", err)
}
}
// mesos.Executor interface method.
// Invoked when a task has been launched on this executor.
func (this *TransformExecutor) LaunchTask(driver executor.ExecutorDriver, taskInfo *mesos.TaskInfo) {
fmt.Printf("Launching task %s with command %s\n", taskInfo.GetName(), taskInfo.Command.GetValue())
runStatus := &mesos.TaskStatus{
TaskId: taskInfo.GetTaskId(),
State: mesos.TaskState_TASK_RUNNING.Enum(),
}
if _, err := driver.SendStatusUpdate(runStatus); err != nil {
fmt.Printf("Failed to send status update: %s\n", runStatus)
}
go func() {
// this.avroDecoder = kafka.NewKafkaAvroDecoder(this.config.SchemaRegistryUrl)
this.startHTTPServer()
this.startProducer()
<-this.close
close(this.incoming)
// finish task
fmt.Printf("Finishing task %s\n", taskInfo.GetName())
finStatus := &mesos.TaskStatus{
TaskId: taskInfo.GetTaskId(),
State: mesos.TaskState_TASK_FINISHED.Enum(),
}
if _, err := driver.SendStatusUpdate(finStatus); err != nil {
fmt.Printf("Failed to send status update: %s\n", finStatus)
}
fmt.Printf("Task %s has finished\n", taskInfo.GetName())
}()
}
func (exec *exampleExecutor) LaunchTask(driver exec.ExecutorDriver, taskInfo *mesos.TaskInfo) {
fmt.Println("Launching task", taskInfo.GetName(), "with command", taskInfo.Command.GetValue())
runStatus := &mesos.TaskStatus{
TaskId: taskInfo.GetTaskId(),
State: mesos.TaskState_TASK_RUNNING.Enum(),
}
_, err := driver.SendStatusUpdate(runStatus)
if err != nil {
fmt.Println("Got error", err)
}
exec.tasksLaunched++
fmt.Println("Total tasks launched ", exec.tasksLaunched)
//
// this is where one would perform the requested task
//
// finish task
fmt.Println("Finishing task", taskInfo.GetName())
finStatus := &mesos.TaskStatus{
TaskId: taskInfo.GetTaskId(),
State: mesos.TaskState_TASK_FINISHED.Enum(),
}
_, err = driver.SendStatusUpdate(finStatus)
if err != nil {
fmt.Println("Got error", err)
}
fmt.Println("Task finished", taskInfo.GetName())
}
func (self *DatabaseExecutor) LaunchTask(driver exec.ExecutorDriver, taskInfo *mesos.TaskInfo) {
log.Infoln("Launching task", taskInfo.GetName(), "with command", taskInfo.Command.GetValue())
self.driver = driver
runStatus := &mesos.TaskStatus{
TaskId: taskInfo.GetTaskId(),
State: mesos.TaskState_TASK_RUNNING.Enum(),
}
_, err := driver.SendStatusUpdate(runStatus)
if err != nil {
log.Infoln("Got error", err)
}
self.tasksLaunched++
log.Infoln("Total tasks launched ", self.tasksLaunched)
//
// this is where one would perform the requested task
//
self.runProg()
time.Sleep(time.Second * 40)
// finish task
log.Infoln("Finishing task", taskInfo.GetName())
finStatus := &mesos.TaskStatus{
TaskId: taskInfo.GetTaskId(),
State: mesos.TaskState_TASK_FINISHED.Enum(),
}
_, err = driver.SendStatusUpdate(finStatus)
if err != nil {
log.Infoln("Got error", err)
}
log.Infoln("Task finished", taskInfo.GetName())
}
func (e *MirrorMakerExecutor) LaunchTask(driver executor.ExecutorDriver, task *mesos.TaskInfo) {
Logger.Infof("[LaunchTask] %s", task)
err := json.Unmarshal(task.GetData(), &e.config)
if err != nil {
Logger.Errorf("Could not unmarshal json data: %s", err)
panic(err)
}
Logger.Info(e.config)
runStatus := &mesos.TaskStatus{
TaskId: task.GetTaskId(),
State: mesos.TaskState_TASK_RUNNING.Enum(),
}
if _, err := driver.SendStatusUpdate(runStatus); err != nil {
Logger.Errorf("Failed to send status update: %s", runStatus)
os.Exit(1) //TODO not sure if we should exit in this case, but probably yes
}
go func() {
e.startMirrorMaker()
// finish task
Logger.Infof("Finishing task %s", task.GetName())
finStatus := &mesos.TaskStatus{
TaskId: task.GetTaskId(),
State: mesos.TaskState_TASK_FINISHED.Enum(),
}
if _, err := driver.SendStatusUpdate(finStatus); err != nil {
Logger.Errorf("Failed to send status update: %s", finStatus)
os.Exit(1)
}
Logger.Infof("Task %s has finished", task.GetName())
}()
}
func (exec *ghsvisExecutor) LaunchTask(driver exec.ExecutorDriver, taskInfo *mesos.TaskInfo) {
fmt.Println("Launching task", taskInfo.GetName(), "with command", taskInfo.Command.GetValue())
fmt.Println(taskInfo)
runStatus := &mesos.TaskStatus{
TaskId: taskInfo.GetTaskId(),
State: mesos.TaskState_TASK_RUNNING.Enum(),
}
_, err := driver.SendStatusUpdate(runStatus)
if err != nil {
fmt.Println("Got error", err)
}
exec.tasksLaunched++
fmt.Println("Total tasks launched ", exec.tasksLaunched)
//
// this is where one would perform the requested task
//
finishTask := func() {
// finish task
fmt.Println("Finishing task", taskInfo.GetName())
finStatus := &mesos.TaskStatus{
TaskId: taskInfo.GetTaskId(),
State: mesos.TaskState_TASK_FINISHED.Enum(),
}
if _, err := driver.SendStatusUpdate(finStatus); err != nil {
fmt.Println("error sending FINISHED", err)
}
fmt.Println("Task finished", taskInfo.GetName())
}
starting := &mesos.TaskStatus{
TaskId: taskInfo.GetTaskId(),
State: mesos.TaskState_TASK_STARTING.Enum(),
}
if _, err := driver.SendStatusUpdate(starting); err != nil {
fmt.Println("error sending STARTING", err)
}
go func() {
running := &mesos.TaskStatus{
TaskId: taskInfo.GetTaskId(),
State: mesos.TaskState_TASK_RUNNING.Enum(),
}
if _, err := driver.SendStatusUpdate(running); err != nil {
fmt.Println("error sending RUNNING", err)
}
for {
select {
case <-time.Tick(5 * time.Second):
fmt.Println("In loop", taskInfo.String)
exec.Log(graph.GraphID{}, graph.AlgorithmID{}, taskInfo.GetTaskId().String(), "Hello")
}
}
finishTask()
}()
}
func (exec *exampleExecutor) LaunchTask(driver exec.ExecutorDriver, taskInfo *mesos.TaskInfo) {
fmt.Println("Launching task", taskInfo.GetName(), "with command", taskInfo.Command.GetValue())
runStatus := &mesos.TaskStatus{
TaskId: taskInfo.GetTaskId(),
State: mesos.TaskState_TASK_RUNNING.Enum(),
}
_, err := driver.SendStatusUpdate(runStatus)
if err != nil {
fmt.Println("Got error", err)
}
exec.tasksLaunched++
fmt.Println("Total tasks launched ", exec.tasksLaunched)
//
// this is where one would perform the requested task
//
// rexray.UpdateLogLevel()
// rexray.InitDriverManagers()
// sdm := rexray.GetSdm()
//
// allVolumes, err := sdm.GetVolume("", "")
// if err != nil {
// log.Fatal(err)
// }
//
// if len(allVolumes) > 0 {
// yamlOutput, err := yaml.Marshal(&allVolumes)
// if err != nil {
// log.Fatal(err)
// }
// fmt.Printf(string(yamlOutput))
// }
client, _ := plugins.NewClient("unix:///run/mesos/executor/rexray.sock", tlsconfig.Options{InsecureSkipVerify: true})
vd := volumeDriverProxy{client}
err = vd.Create("test", nil)
if err != nil {
fmt.Println("Got error", err)
}
// finish task
fmt.Println("Finishing task", taskInfo.GetName())
finStatus := &mesos.TaskStatus{
TaskId: taskInfo.GetTaskId(),
State: mesos.TaskState_TASK_FINISHED.Enum(),
}
_, err = driver.SendStatusUpdate(finStatus)
if err != nil {
fmt.Println("Got error", err)
}
fmt.Println("Task finished", taskInfo.GetName())
}
func (exec *exampleExecutor) LaunchTask(driver exec.ExecutorDriver, taskInfo *mesos.TaskInfo) {
fmt.Printf("Launching task %v with data [%#x]\n", taskInfo.GetName(), taskInfo.Data)
runStatus := &mesos.TaskStatus{
TaskId: taskInfo.GetTaskId(),
State: mesos.TaskState_TASK_RUNNING.Enum(),
}
_, err := driver.SendStatusUpdate(runStatus)
if err != nil {
fmt.Println("Got error", err)
}
exec.tasksLaunched++
fmt.Println("Total tasks launched ", exec.tasksLaunched)
// Download image
fileName, err := downloadImage(string(taskInfo.Data))
if err != nil {
fmt.Printf("Failed to download image with error: %v\n", err)
return
}
fmt.Printf("Downloaded image: %v\n", fileName)
// Process image
fmt.Printf("Processing image: %v\n", fileName)
outFile, err := procImage(fileName)
if err != nil {
fmt.Printf("Failed to process image with error: %v\n", err)
return
}
// Upload image
fmt.Printf("Uploading image: %v\n", outFile)
if err = uploadImage("http://127.0.0.1:12345/", outFile); err != nil {
fmt.Printf("Failed to upload image with error: %v\n", err)
return
} else {
fmt.Printf("Uploaded image: %v\n", outFile)
}
// Finish task
fmt.Println("Finishing task", taskInfo.GetName())
finStatus := &mesos.TaskStatus{
TaskId: taskInfo.GetTaskId(),
State: mesos.TaskState_TASK_FINISHED.Enum(),
}
_, err = driver.SendStatusUpdate(finStatus)
if err != nil {
fmt.Println("Got error", err)
return
}
fmt.Println("Task finished", taskInfo.GetName())
}
func (exec *scraperExecutor) LaunchTask(driver exec.ExecutorDriver, taskInfo *mesos.TaskInfo) {
fmt.Printf("Launching task %v with data [%#x]\n", taskInfo.GetName(), taskInfo.Data)
runStatus := &mesos.TaskStatus{
TaskId: taskInfo.GetTaskId(),
State: mesos.TaskState_TASK_RUNNING.Enum(),
}
_, err := driver.SendStatusUpdate(runStatus)
if err != nil {
fmt.Println("Got error", err)
}
exec.tasksLaunched++
fmt.Println("Total tasks launched ", exec.tasksLaunched)
// Download html
uri := string(taskInfo.Data)
fileName, url, err := downloadHTML(uri)
if err != nil {
fmt.Printf("Failed to scrape html with error: %v\n", err)
return
}
fmt.Printf("Scraped URI: %v\n", fileName)
// Upload html
path := base64.StdEncoding.EncodeToString([]byte(url))
fmt.Printf("Uploading html: %v\n", fileName)
if err = uploadImageToS3(path, fileName); err != nil {
fmt.Printf("Failed to upload html with error: %v\n", err)
return
} else {
fmt.Printf("Uploaded html: %v\n", fileName)
}
// Finish task
fmt.Println("Finishing task", taskInfo.GetName())
finStatus := &mesos.TaskStatus{
TaskId: taskInfo.GetTaskId(),
State: mesos.TaskState_TASK_FINISHED.Enum(),
Data: []byte(uri),
}
_, err = driver.SendStatusUpdate(finStatus)
if err != nil {
fmt.Println("Got error", err)
return
}
fmt.Println("Task finished", taskInfo.GetName())
}
func (exec *exampleExecutor) LaunchTask(driver exec.ExecutorDriver, taskInfo *mesos.TaskInfo) {
fmt.Println("Launching task", taskInfo.GetName(), "with command", taskInfo.Command.GetValue())
runStatus := &mesos.TaskStatus{
TaskId: taskInfo.GetTaskId(),
State: mesos.TaskState_TASK_RUNNING.Enum(),
}
_, err := driver.SendStatusUpdate(runStatus)
if err != nil {
fmt.Println("Got error", err)
}
exec.tasksLaunched++
fmt.Println("Total tasks launched ", exec.tasksLaunched)
//
// this is where one would perform the requested task
//
finishTask := func() {
// finish task
fmt.Println("Finishing task", taskInfo.GetName())
finStatus := &mesos.TaskStatus{
TaskId: taskInfo.GetTaskId(),
State: mesos.TaskState_TASK_FINISHED.Enum(),
}
if _, err := driver.SendStatusUpdate(finStatus); err != nil {
fmt.Println("error sending FINISHED", err)
}
fmt.Println("Task finished", taskInfo.GetName())
}
if *slowTasks {
starting := &mesos.TaskStatus{
TaskId: taskInfo.GetTaskId(),
State: mesos.TaskState_TASK_STARTING.Enum(),
}
if _, err := driver.SendStatusUpdate(starting); err != nil {
fmt.Println("error sending STARTING", err)
}
delay := time.Duration(rand.Intn(90)+10) * time.Second
go func() {
time.Sleep(delay) // TODO(jdef) add jitter
finishTask()
}()
} else {
finishTask()
}
}
func (exec *exampleExecutor) LaunchTask(driver exec.ExecutorDriver, taskInfo *mesos.TaskInfo) {
log.Info("Launching task", taskInfo.GetName(), "with command", taskInfo.Command.GetValue())
runStatus := &mesos.TaskStatus{
TaskId: taskInfo.GetTaskId(),
State: mesos.TaskState_TASK_RUNNING.Enum(),
}
_, err := driver.SendStatusUpdate(runStatus)
if err != nil {
log.Error("Got error", err)
}
exec.tasksLaunched++
log.Info("Total tasks launched ", exec.tasksLaunched)
log.Info("Executing drone-agent")
s := string(taskInfo.Data)
log.Info("Received data ", s)
split := strings.Split(s, " ")
droneCmd := exe.Command("drone-agent", split[0], split[1])
droneCmd.Stdout = os.Stdout
droneCmd.Stderr = os.Stderr
err = droneCmd.Run()
if err != nil {
panic(err)
}
log.Info("Completed drone-agent")
// finish task
log.Info("Finishing task", taskInfo.GetName())
finStatus := &mesos.TaskStatus{
TaskId: taskInfo.GetTaskId(),
State: mesos.TaskState_TASK_FINISHED.Enum(),
}
_, err = driver.SendStatusUpdate(finStatus)
if err != nil {
log.Error("Got error", err)
}
log.Info("Task finished", taskInfo.GetName())
}
func (exec *exampleExecutor) LaunchTask(driver exec.ExecutorDriver, taskInfo *mesos.TaskInfo) {
// *
// Describes a task. Passed from the scheduler all the way to an
// executor (see SchedulerDriver::launchTasks and
// Executor::launchTask). Either ExecutorInfo or CommandInfo should be set.
// A different executor can be used to launch this task, and subsequent tasks
// meant for the same executor can reuse the same ExecutorInfo struct.
// type TaskInfo struct {
//
// TaskInfoではExecutor か Commandを設定しないといけない。
// example実装だとExecutorが設定されているがValueがうまく渡っていないように見える
// Executorの中のCommandInfoに入っていた
//
fmt.Println("<------------------ Executor start ------------------>")
// https://github.com/mesos/mesos-go/blob/master/mesosproto/mesos.pb.go
// type CommandInfoあたり
// fmt.Println("Launching task", taskInfo.GetName(), "with command", taskInfo.Command.GetUris())
// fmt.Println("Launching task", taskInfo.GetName(), "with command", taskInfo.Command.GetValue())
// fmt.Println("Launching task", taskInfo.GetName(), "with command", taskInfo.Command.GetShell())
// ExecutorInfo
cmd := taskInfo.Executor.GetCommand()
fmt.Println("Launching task", taskInfo.GetName(), "with command[GetUris]", cmd.GetUris())
fmt.Println("Launching task", taskInfo.GetName(), "with command[GetValue]", cmd.GetValue())
fmt.Println("Launching task", taskInfo.GetName(), "with command[GetShell]", cmd.GetShell())
fmt.Println("Launching task", taskInfo.GetName(), "with command[GetArguments]", cmd.GetArguments())
fmt.Println("Launching task", taskInfo.GetName(), "with taskInfo.GetData()", string(taskInfo.GetData()))
execcmd := string(taskInfo.GetData())
fmt.Printf("execcmd = %s\n", execcmd)
runStatus := &mesos.TaskStatus{
TaskId: taskInfo.GetTaskId(),
State: mesos.TaskState_TASK_RUNNING.Enum(),
}
_, err := driver.SendStatusUpdate(runStatus)
if err != nil {
fmt.Println("Got error", err)
}
exec.tasksLaunched++
fmt.Println("Total tasks launched ", exec.tasksLaunched)
//
// this is where one would perform the requested task
//
output, err := osexec.Command("sh", "-c", execcmd).Output()
if err != nil {
fmt.Println("Command exec error", err)
}
fmt.Println("Exec output>")
fmt.Println(string(output))
//
// this is where one would perform the requested task
//
// finish task
fmt.Println("Finishing task", taskInfo.GetName())
finStatus := &mesos.TaskStatus{
TaskId: taskInfo.GetTaskId(),
State: mesos.TaskState_TASK_FINISHED.Enum(),
}
_, err = driver.SendStatusUpdate(finStatus)
if err != nil {
fmt.Println("Got error", err)
}
fmt.Println("Task finished", taskInfo.GetName())
fmt.Println("<------------------ Executor finish ------------------>\n")
}
func (s *MinerScheduler) ResourceOffers(driver sched.SchedulerDriver, offers []*mesos.Offer) {
for i, offer := range offers {
memResources := util.FilterResources(offer.Resources, func(res *mesos.Resource) bool {
return res.GetName() == "mem"
})
mems := 0.0
for _, res := range memResources {
mems += res.GetScalar().GetValue()
}
cpuResources := util.FilterResources(offer.Resources, func(res *mesos.Resource) bool {
return res.GetName() == "cpus"
})
cpus := 0.0
for _, res := range cpuResources {
cpus += res.GetScalar().GetValue()
}
portsResources := util.FilterResources(offer.Resources, func(res *mesos.Resource) bool {
return res.GetName() == "ports"
})
var ports uint64
for _, res := range portsResources {
port_ranges := res.GetRanges().GetRange()
for _, port_range := range port_ranges {
ports += port_range.GetEnd() - port_range.GetBegin()
}
}
// If a miner server is running, we start a new miner daemon. Otherwise, we start a new miner server.
tasks := make([]*mesos.TaskInfo, 0)
if !s.minerServerRunning && mems >= MEM_PER_SERVER_TASK && cpus >= CPU_PER_SERVER_TASK && ports >= 2 {
var taskId *mesos.TaskID
var task *mesos.TaskInfo
// we need two ports
var p2pool_port uint64
var worker_port uint64
// A rather stupid algorithm for picking two ports
// The difficulty here is that a range might only include one port,
// in which case we will need to pick another port from another range.
for _, res := range portsResources {
r := res.GetRanges().GetRange()[0]
begin := r.GetBegin()
end := r.GetEnd()
if p2pool_port == 0 {
p2pool_port = begin
if worker_port == 0 && (begin+1) <= end {
worker_port = begin + 1
break
}
continue
}
if worker_port == 0 {
worker_port = begin
break
}
}
taskId = &mesos.TaskID{
Value: proto.String("miner-server-" + strconv.Itoa(i)),
}
containerType := mesos.ContainerInfo_DOCKER
task = &mesos.TaskInfo{
Name: proto.String("task-" + taskId.GetValue()),
TaskId: taskId,
SlaveId: offer.SlaveId,
Container: &mesos.ContainerInfo{
Type: &containerType,
Docker: &mesos.ContainerInfo_DockerInfo{
Image: proto.String(MINER_SERVER_DOCKER_IMAGE),
},
},
Command: &mesos.CommandInfo{
Shell: proto.Bool(false),
Arguments: []string{
// these arguments will be passed to run_p2pool.py
"--bitcoind-address", *bitcoindAddr,
"--p2pool-port", strconv.Itoa(int(p2pool_port)),
"-w", strconv.Itoa(int(worker_port)),
s.rpc_user, s.rpc_pass,
},
},
Resources: []*mesos.Resource{
util.NewScalarResource("cpus", CPU_PER_SERVER_TASK),
util.NewScalarResource("mem", MEM_PER_SERVER_TASK),
},
}
log.Infof("Prepared task: %s with offer %s for launch\n", task.GetName(), offer.Id.GetValue())
cpus -= CPU_PER_SERVER_TASK
mems -= MEM_PER_SERVER_TASK
// update state
s.minerServerHostname = offer.GetHostname()
s.minerServerRunning = true
s.minerServerPort = int(worker_port)
tasks = append(tasks, task)
}
if s.minerServerRunning && mems >= MEM_PER_DAEMON_TASK {
var taskId *mesos.TaskID
var task *mesos.TaskInfo
taskId = &mesos.TaskID{
Value: proto.String("miner-daemon-" + strconv.Itoa(i)),
}
containerType := mesos.ContainerInfo_DOCKER
task = &mesos.TaskInfo{
Name: proto.String("task-" + taskId.GetValue()),
TaskId: taskId,
SlaveId: offer.SlaveId,
Container: &mesos.ContainerInfo{
Type: &containerType,
Docker: &mesos.ContainerInfo_DockerInfo{
Image: proto.String(MINER_DAEMON_DOCKER_IMAGE),
},
},
Command: &mesos.CommandInfo{
Shell: proto.Bool(false),
Arguments: []string{"-o", s.minerServerHostname + ":" + strconv.Itoa(s.minerServerPort)},
},
Resources: []*mesos.Resource{
util.NewScalarResource("cpus", cpus),
util.NewScalarResource("mem", MEM_PER_DAEMON_TASK),
},
}
log.Infof("Prepared task: %s with offer %s for launch\n", task.GetName(), offer.Id.GetValue())
tasks = append(tasks, task)
}
driver.LaunchTasks([]*mesos.OfferID{offer.Id}, tasks, &mesos.Filters{RefuseSeconds: proto.Float64(1)})
}
}
func (mExecutor *migrationExecutor) LaunchTask(driver executor.ExecutorDriver, taskInfo *mesos.TaskInfo) {
fmt.Printf("Launching task %v with data [%#x]\n", taskInfo.GetName(), taskInfo.Data)
runStatus := &mesos.TaskStatus{
TaskId: taskInfo.GetTaskId(),
State: mesos.TaskState_TASK_RUNNING.Enum(),
}
_, err := driver.SendStatusUpdate(runStatus)
if err != nil {
fmt.Println("Got error", err)
}
mExecutor.tasksLaunched++
/***
run task
***/
taskType, err := shared.GetValueFromLabels(taskInfo.Labels, shared.Tags.TASK_TYPE)
if err != nil {
fmt.Println("Got error", err)
}
url, err := shared.GetValueFromLabels(taskInfo.Labels, shared.Tags.FILESERVER_IP)
if err != nil {
fmt.Println("Got error", err)
}
containerName, err := shared.GetValueFromLabels(taskInfo.Labels, shared.Tags.CONTAINER_NAME)
if err != nil {
fmt.Println("Got error", err)
}
switch taskType {
case shared.TaskTypes.RUN_CONTAINER:
mExecutor.StartContainer(containerName, url)
break
case shared.TaskTypes.CHECKPOINT_CONTAINER:
mExecutor.CheckpointContainer(containerName, url)
break
case shared.TaskTypes.RESTORE_CONTAINER:
mExecutor.RestoreContainer(containerName, url)
break
case shared.TaskTypes.TEST_TASK:
mExecutor.TestRunAndKillContainer(containerName, url)
break
case shared.TaskTypes.GET_LOGS:
mExecutor.GetLogsFromContainer(containerName, url)
break
}
/***
finish task
***/
fmt.Println("Finishing task", taskInfo.GetName())
finStatus := &mesos.TaskStatus{
TaskId: taskInfo.GetTaskId(),
Labels: taskInfo.Labels,
State: mesos.TaskState_TASK_FINISHED.Enum(),
}
_, err = driver.SendStatusUpdate(finStatus)
if err != nil {
fmt.Println("Got error", err)
}
fmt.Println("Task finished", taskInfo.GetName())
}
