Exemplo n.º 1
0
//Execute executes a stage using the supplied mediator
func (e *Engine) Execute(stage stages.Stage, mediator stages.Mediator) stages.Mediator {
	mediator.Type = "start"
	name := stage.GetStageName()
	log.Debugf("----- Execute %v start ------\n", name)

	go func() {
		*stage.GetInputCh() <- mediator
		close(*stage.GetInputCh())
	}()

	go e.ExecuteStage(stage)
	e.waitCloseOutputCh(stage)
	return e.waitMonitorChFinalized(name)
}
Exemplo n.º 2
0
// ExecuteStage executes the supplied stage
func (e *Engine) ExecuteStage(stage stages.Stage) {
	log.Debug("Receiving input")
	mediatorsReceived := e.receiveInputs(stage.GetInputCh())

	log.Debugf("Received input size: %v", len(mediatorsReceived))
	log.Debugf("Mediator received: %+v", mediatorsReceived)
	log.Debugf("Execute as parent: %+v", stage)
	log.Debugf("Execute as parent name %+v", stage.GetStageName())

	mediator := stages.Mediator{States: make(map[string]string)}
	mediator.States[stage.GetStageName()] = e.executeStage(stage, mediatorsReceived, mediator)

	log.Debugf("Sending output of stage: %+v %v", stage.GetStageName(), mediator)
	*stage.GetOutputCh() <- mediator
	close(*stage.GetOutputCh())
	log.Debugf("Closed output of stage: %+v", stage.GetStageName())

	e.finalizeMonitorChAfterExecute(mediatorsReceived, mediator)
}
Exemplo n.º 3
0
func execute(stage stages.Stage) stages.Mediator {
	mon := make(chan stages.Mediator)
	e := &Engine{
		MonitorCh: &mon,
		Resources: &pipelines.Resources{
			Reporter: &messengers.FakeMessenger{},
		},
		EnvVariables: config.NewEnvVariables(),
	}

	go e.ExecuteStage(stage)

	mediator := stages.Mediator{States: make(map[string]string), Type: "start"}
	go func() {
		*stage.GetInputCh() <- mediator
		close(*stage.GetInputCh())
	}()

	for {
		_, ok := <-*stage.GetOutputCh()
		if !ok {
			break
		}
	}

	var m stages.Mediator
	acm := stages.Mediator{States: make(map[string]string)}
	for {
		m = <-mon
		for k, v := range m.States {
			acm.States[k] = v
		}
		if m.Type == "end" {
			break
		}
	}
	return acm
}