metrics

var (
	// AuthorizationCacheSyncLatency tracks the duration of cache syncs, along with their result.
	AuthorizationCacheSyncLatency = metrics.NewHistogramVec(
		&metrics.HistogramOpts{
			Subsystem:      WorkspaceAuthorizerSubsystem,
			Name:           "sync_duration_seconds",
			Help:           "Cache sync latency in seconds.",
			StabilityLevel: metrics.ALPHA,
			Buckets:        metrics.ExponentialBuckets(0.0001, 2, 15),
		},
		[]string{
			"type",
			"result",
		},
	)

	// AuthorizationCaches tracks the number of authorization caches.
	AuthorizationCaches = metrics.NewCounterVec(
		&metrics.CounterOpts{
			Subsystem:      WorkspaceAuthorizerSubsystem,
			Name:           "caches",
			Help:           "Number of caches",
			StabilityLevel: metrics.ALPHA,
		},
		[]string{"type"},
	)

	// AuthorizationCacheInvalidations observes the number of cache invalidations.
	AuthorizationCacheInvalidations = metrics.NewCounterVec(
		&metrics.CounterOpts{
			Subsystem:      WorkspaceAuthorizerSubsystem,
			Name:           "invalidations",
			Help:           "Number of cache invalidations",
			StabilityLevel: metrics.ALPHA,
		},
		[]string{"type"},
	)
)