prometheus

var (
	QueueInvocations = promauto.NewCounter(prometheus.CounterOpts{
		Name: string(QueueInvocationsTotal),
		Help: "The total number of invocations of the queuer function",
	})

	CreatedTasks = promauto.NewCounter(prometheus.CounterOpts{
		Name: string(CreatedTasksTotal),
		Help: "The total number of tasks created",
	})

	RetriedTasks = promauto.NewCounter(prometheus.CounterOpts{
		Name: string(RetriedTasksTotal),
		Help: "The total number of tasks retried",
	})

	SucceededTasks = promauto.NewCounter(prometheus.CounterOpts{
		Name: string(SucceededTasksTotal),
		Help: "The total number of tasks that succeeded",
	})

	FailedTasks = promauto.NewCounter(prometheus.CounterOpts{
		Name: string(FailedTasksTotal),
		Help: "The total number of tasks that failed (in a final state, not including retries)",
	})

	SkippedTasks = promauto.NewCounter(prometheus.CounterOpts{
		Name: string(SkippedTasksTotal),
		Help: "The total number of tasks that were skipped",
	})

	CancelledTasks = promauto.NewCounter(prometheus.CounterOpts{
		Name: string(CancelledTasksTotal),
		Help: "The total number of tasks cancelled",
	})

	AssignedTasks = promauto.NewCounter(prometheus.CounterOpts{
		Name: string(AssignedTasksTotal),
		Help: "The total number of tasks assigned to a worker",
	})

	SchedulingTimedOut = promauto.NewCounter(prometheus.CounterOpts{
		Name: string(SchedulingTimedOutTotal),
		Help: "The total number of tasks that timed out while waiting to be scheduled",
	})

	RateLimited = promauto.NewCounter(prometheus.CounterOpts{
		Name: string(RateLimitedTotal),
		Help: "The total number of tasks that were rate limited",
	})

	QueuedToAssigned = promauto.NewCounter(prometheus.CounterOpts{
		Name: string(QueuedToAssignedTotal),
		Help: "The total number of unique tasks that were queued and later got assigned to a worker",
	})

	QueuedToAssignedTimeBuckets = promauto.NewHistogram(prometheus.HistogramOpts{
		Name:    string(QueuedToAssignedTimeSeconds),
		Help:    "Buckets of time in seconds spent in the queue before being assigned to a worker",
		Buckets: []float64{0.01, 0.02, 0.05, 0.1, 0.5, 1, 2, 5, 15},
	})
)