func (h *DesireAppHandler) createDesiredApp(
logger lager.Logger,
desireAppMessage cc_messages.DesireAppRequestFromCC,
) error {
var builder recipebuilder.RecipeBuilder = h.recipeBuilders["buildpack"]
if desireAppMessage.DockerImageUrl != "" {
builder = h.recipeBuilders["docker"]
}
desiredLRP, err := builder.Build(&desireAppMessage)
if err != nil {
logger.Error("failed-to-build-recipe", err)
return err
}
logger.Debug("creating-desired-lrp", lager.Data{"routes": sanitizeRoutes(desiredLRP.Routes)})
err = h.bbsClient.DesireLRP(desiredLRP)
if err != nil {
logger.Error("failed-to-create-lrp", err)
return err
}
logger.Debug("created-desired-lrp")
return nil
}
func (p *Processor) createMissingDesiredLRPs(
logger lager.Logger,
cancel <-chan struct{},
missing <-chan []cc_messages.DesireAppRequestFromCC,
invalidCount *int32,
) <-chan error {
logger = logger.Session("create-missing-desired-lrps")
errc := make(chan error, 1)
go func() {
defer close(errc)
for {
var desireAppRequests []cc_messages.DesireAppRequestFromCC
select {
case <-cancel:
return
case selected, open := <-missing:
if !open {
return
}
desireAppRequests = selected
}
works := make([]func(), len(desireAppRequests))
for i, desireAppRequest := range desireAppRequests {
desireAppRequest := desireAppRequest
var builder recipebuilder.RecipeBuilder = p.builders["buildpack"]
if desireAppRequest.DockerImageUrl != "" {
builder = p.builders["docker"]
}
works[i] = func() {
logger.Debug("building-create-desired-lrp-request", desireAppRequestDebugData(&desireAppRequest))
desired, err := builder.Build(&desireAppRequest)
if err != nil {
logger.Error("failed-building-create-desired-lrp-request", err, lager.Data{"process-guid": desireAppRequest.ProcessGuid})
errc <- err
return
}
logger.Debug("succeeded-building-create-desired-lrp-request", desireAppRequestDebugData(&desireAppRequest))
logger.Debug("creating-desired-lrp", createDesiredReqDebugData(desired))
err = p.bbsClient.DesireLRP(desired)
if err != nil {
logger.Error("failed-creating-desired-lrp", err, lager.Data{"process-guid": desired.ProcessGuid})
if models.ConvertError(err).Type == models.Error_InvalidRequest {
atomic.AddInt32(invalidCount, int32(1))
} else {
errc <- err
}
return
}
logger.Debug("succeeded-creating-desired-lrp", createDesiredReqDebugData(desired))
}
}
throttler, err := workpool.NewThrottler(p.updateLRPWorkPoolSize, works)
if err != nil {
errc <- err
return
}
logger.Info("processing-batch", lager.Data{"size": len(desireAppRequests)})
throttler.Work()
logger.Info("done-processing-batch", lager.Data{"size": len(desireAppRequests)})
}
}()
return errc
}