package jobs import ( "blackforestbytes.com/simplecloudnotifier/logic" "errors" "fmt" "github.com/rs/zerolog/log" "gogs.mikescher.com/BlackForestBytes/goext/syncext" "time" ) type RequestLogCleanupJob struct { app *logic.Application name string isRunning *syncext.AtomicBool isStarted bool sigChannel chan string } func NewRequestLogCleanupJob(app *logic.Application) *DeliveryRetryJob { return &DeliveryRetryJob{ app: app, name: "RequestLogCleanupJob", isRunning: syncext.NewAtomicBool(false), isStarted: false, sigChannel: make(chan string), } } func (j *RequestLogCleanupJob) Start() error { if j.isRunning.Get() { return errors.New("job already running") } if j.isStarted { return errors.New("job was already started") // re-start after stop is not allowed } j.isStarted = true go j.mainLoop() return nil } func (j *RequestLogCleanupJob) Stop() { log.Info().Msg(fmt.Sprintf("Stopping Job [%s]", j.name)) syncext.WriteNonBlocking(j.sigChannel, "stop") j.isRunning.Wait(false) log.Info().Msg(fmt.Sprintf("Stopped Job [%s]", j.name)) } func (j *RequestLogCleanupJob) Running() bool { return j.isRunning.Get() } func (j *RequestLogCleanupJob) mainLoop() { j.isRunning.Set(true) var err error = nil for { interval := 1 * time.Hour signal, okay := syncext.ReadChannelWithTimeout(j.sigChannel, interval) if okay { if signal == "stop" { log.Info().Msg(fmt.Sprintf("Job [%s] received signal", j.name)) break } else if signal == "run" { log.Info().Msg(fmt.Sprintf("Job [%s] received signal", j.name)) continue } else { log.Error().Msg(fmt.Sprintf("Received unknown job signal: <%s> in job [%s]", signal, j.name)) } } log.Debug().Msg(fmt.Sprintf("Run job [%s]", j.name)) t0 := time.Now() err = j.execute() if err != nil { log.Err(err).Msg(fmt.Sprintf("Failed to execute job [%s]: %s", j.name, err.Error())) } else { t1 := time.Now() log.Debug().Msg(fmt.Sprintf("Job [%s] finished successfully after %f minutes", j.name, (t1.Sub(t0)).Minutes())) } } log.Info().Msg(fmt.Sprintf("Job [%s] exiting main-loop", j.name)) j.isRunning.Set(false) } func (j *RequestLogCleanupJob) execute() (err error) { defer func() { if rec := recover(); rec != nil { log.Error().Interface("recover", rec).Msg("Recovered panic in DeliveryRetryJob") err = errors.New(fmt.Sprintf("Panic recovered: %v", rec)) } }() ctx := j.app.NewSimpleTransactionContext(10 * time.Second) defer ctx.Cancel() deleted, err := j.app.Database.Requests.Cleanup(ctx, j.app.Config.ReqLogHistoryMaxCount, j.app.Config.ReqLogHistoryMaxDuration) if err != nil { return err } log.Warn().Msgf("Deleted %d entries from the request-log table", deleted) return nil }