/
manager.go
81 lines (70 loc) · 2.29 KB
/
manager.go
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package output
import (
"github.com/APITeamLimited/globe-test/worker/libWorker"
"github.com/APITeamLimited/globe-test/worker/workerMetrics"
"github.com/sirupsen/logrus"
)
// Manager can be used to manage multiple outputs at the same time.
type Manager struct {
outputs []Output
logger logrus.FieldLogger
testStopCallback func(error)
}
// NewManager returns a new manager for the given outputs.
func NewManager(outputs []Output, logger logrus.FieldLogger, testStopCallback func(error)) *Manager {
return &Manager{
outputs: outputs,
logger: logger.WithField("component", "output-manager"),
testStopCallback: testStopCallback,
}
}
// StartOutputs spins up all configured outputs. If some output fails to start,
// it stops the already started ones. This may take some time, since some
// outputs make initial network requests to set up whatever remote services are
// going to listen to them.
func (om *Manager) StartOutputs() error {
om.logger.Debugf("Starting %d outputs...", len(om.outputs))
for i, out := range om.outputs {
if stopOut, ok := out.(WithTestRunStop); ok {
stopOut.SetTestRunStopCallback(om.testStopCallback)
}
if err := out.Start(); err != nil {
om.stopOutputs(i)
return err
}
}
return nil
}
// StopOutputs stops all configured outputs.
func (om *Manager) StopOutputs() {
om.stopOutputs(len(om.outputs))
}
func (om *Manager) stopOutputs(upToID int) {
om.logger.Debugf("Stopping %d outputs...", upToID)
for i := 0; i < upToID; i++ {
if err := om.outputs[i].Stop(); err != nil {
om.logger.WithError(err).Errorf("Stopping output %d failed", i)
}
}
}
// SetRunStatus checks which outputs implement the WithRunStatusUpdates
// interface and sets the provided RunStatus to them.
func (om *Manager) SetRunStatus(status libWorker.RunStatus) {
for _, out := range om.outputs {
if statUpdOut, ok := out.(WithRunStatusUpdates); ok {
statUpdOut.SetRunStatus(status)
}
}
}
// AddMetricSamples is a temporary method to make the Manager usable in the
// current Engine. It needs to be replaced with the full metric pump.
//
// TODO: refactor
func (om *Manager) AddMetricSamples(sampleContainers []workerMetrics.SampleContainer) {
if len(sampleContainers) == 0 {
return
}
for _, out := range om.outputs {
out.AddMetricSamples(sampleContainers)
}
}