/
metricmanager.go
43 lines (35 loc) · 1.17 KB
/
metricmanager.go
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// Copyright 2014 Canonical Ltd.
// Licensed under the AGPLv3, see LICENCE file for details.
package metricworker
import (
"github.com/juju/errors"
"github.com/juju/juju/api/metricsmanager"
"github.com/juju/juju/worker"
)
// NewMetricsManager creates a runner that will run the metricsmanagement workers.
func newMetricsManager(client metricsmanager.MetricsManagerClient, notify chan string) (worker.Runner, error) {
// TODO(fwereade): break this out into separate manifolds (with their own facades).
// Periodic workers automatically retry so none should return an error. If they do
// it's ok to restart them individually.
isFatal := func(error) bool {
return false
}
// All errors are equal
moreImportant := func(error, error) bool {
return false
}
runner := worker.NewRunner(isFatal, moreImportant, worker.RestartDelay)
err := runner.StartWorker("sender", func() (worker.Worker, error) {
return newSender(client, notify), nil
})
if err != nil {
return nil, errors.Trace(err)
}
err = runner.StartWorker("cleanup", func() (worker.Worker, error) {
return newCleanup(client, notify), nil
})
if err != nil {
return nil, errors.Trace(err)
}
return runner, nil
}