watchdog

package

v0.8.8 Latest Latest Go to latest Published: Jun 18, 2026 License: MIT Imports: 5 Imported by: 0

Details

Valid go.mod file
Redistributable license
Tagged version
Stable version
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Repository

github.com/scitq/scitq

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Documentation ¶

Index ¶

type IdleStatus
type Watchdog
- func NewWatchdog(...) *Watchdog
type WorkerInfo

Constants ¶

This section is empty.

Variables ¶

This section is empty.

Functions ¶

This section is empty.

Types ¶

type IdleStatus ¶

type IdleStatus int

const (
	IdleStatusBornIdle IdleStatus = iota
	IdleStatusIdle
	IdleStatusNotIdle
)

type Watchdog ¶

type Watchdog struct {
	// contains filtered or unexported fields
}

func NewWatchdog ¶

func NewWatchdog(
	idleTimeout, bornIdleTimeout, offlineTimeout, consideredLostTimeout, tickerInterval time.Duration,
	updateWorker func(workerID int32, newStatus string) error,
	deleteWorker func(workerID int32) error,
	warmCheck func(workerID int32) (bool, time.Duration),
	db *sql.DB,
) *Watchdog

func (*Watchdog) RebuildFromWorkers ¶

func (w *Watchdog) RebuildFromWorkers(workers []WorkerInfo)

func (*Watchdog) ResyncActiveTasks ¶ added in v0.7.1

func (w *Watchdog) ResyncActiveTasks(ctx context.Context, db *sql.DB)

ResyncActiveTasks re-queries the DB for the current active task counts and fixes up any drift caused by TaskFinished calls that arrived between the initial FetchWorkersForWatchdog query and RebuildFromWorkers.

func (*Watchdog) Run ¶

func (w *Watchdog) Run(stopChan <-chan struct{})

Main watchdog loop

func (*Watchdog) SetPermanent ¶ added in v0.7.4

func (w *Watchdog) SetPermanent(workerID int32, isPermanent bool)

SetPermanent updates the cached permanent flag for a worker.

func (*Watchdog) TaskAccepted ¶

func (w *Watchdog) TaskAccepted(workerID int32)

Called when a worker accepts a task (Assigned ➔ Accepted)

func (*Watchdog) TaskFinished ¶

func (w *Watchdog) TaskFinished(workerID int32)

Called when a worker finishes a task (Success or Failure)

func (*Watchdog) WorkerDeleted ¶

func (w *Watchdog) WorkerDeleted(workerID int32)

WorkerDeleted should be called when a worker is deleted from the database

func (*Watchdog) WorkerPinged ¶

func (w *Watchdog) WorkerPinged(workerID int32)

Called when a worker sends a ping

func (*Watchdog) WorkerRegistered ¶

func (w *Watchdog) WorkerRegistered(workerID int32, isPermanent bool)

Called when a worker is registered (comes online and is running)

func (*Watchdog) WorkerSpawned ¶

func (w *Watchdog) WorkerSpawned(workerID int32, isPermanent bool)

Called right after we create the DB row + cloud deploy job, before the worker is ready

type WorkerInfo ¶

type WorkerInfo struct {
	WorkerID    int32
	Status      string
	IsPermanent bool
	ActiveTasks int
	LastNotIdle *time.Time
}

Source Files ¶

View all Source files

watchdog.go

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