metrics

var (
	// EtcdObserveLatency observe the latency from etcd object created to the etcd controller watched
	EtcdObserveLatency = metrics.NewSummary(
		&metrics.SummaryOpts{
			Namespace:      Namespace,
			Subsystem:      EtcdControllerSubsystem,
			Name:           "etcd_observe_latency",
			Help:           "Latency from etcd object created to the etcd controller watched",
			StabilityLevel: metrics.ALPHA,
		})

	// EtcdStartLatency observe the latency from etcd object created to etcd Cluster controller starting
	EtcdStartLatency = metrics.NewSummary(
		&metrics.SummaryOpts{
			Namespace: Namespace,
			Subsystem: EtcdControllerSubsystem,
			Name:      "etcd_start_latency",
			Help:      "Latency from etcd object created to etcd Cluster controller starting",
		})

	// EtcdRunningLatency observe the latency from etcd object created to etcd cluster running
	EtcdRunningLatency = metrics.NewSummary(
		&metrics.SummaryOpts{
			Namespace: Namespace,
			Subsystem: EtcdControllerSubsystem,
			Name:      "etcd_running_latency",
			Help:      "Latency from etcd object created to etcd cluster running",
		})

	// EtcdSyncTotal observes the total number of etcd synchronizations since the start of Controller
	EtcdSyncTotal = metrics.NewCounter(
		&metrics.CounterOpts{
			Namespace: Namespace,
			Subsystem: EtcdControllerSubsystem,
			Name:      "etcd_sync_total",
			Help:      "Total number of etcd synchronizations since the start of Controller",
		})

	// EtcdSyncSucceedTotal observes the total number of successful etcd synchronizations since the start of Controller
	EtcdSyncSucceedTotal = metrics.NewCounter(
		&metrics.CounterOpts{
			Namespace: Namespace,
			Subsystem: EtcdControllerSubsystem,
			Name:      "etcd_sync_succeed_total",
			Help:      "Total number of successful etcd synchronizations since the start of Controller",
		})

	// EtcdSyncFailedTotal observes the total number of failed etcd synchronizations since the start of Controller
	EtcdSyncFailedTotal = metrics.NewCounterVec(
		&metrics.CounterOpts{
			Namespace: Namespace,
			Subsystem: EtcdControllerSubsystem,
			Name:      "etcd_sync_failed_total",
			Help:      "The total number of failed etcd synchronizations since the start of Controller",
		},
		[]string{
			"reason",
		},
	)

	// ClustersTotal observes the total number of etcd managed by Controller
	ClustersTotal = metrics.NewGauge(&metrics.GaugeOpts{
		Namespace: Namespace,
		Subsystem: EtcdControllerSubsystem,
		Name:      "etcds_total",
		Help:      "Total number of etcd managed by the controller",
	})

	// EtcdSyncTimeCost observe the time cost for etcd cluster sync once
	EtcdSyncTimeCost = metrics.NewSummary(
		&metrics.SummaryOpts{
			Namespace: Namespace,
			Subsystem: EtcdControllerSubsystem,
			Name:      "etcd_sync_time_cost",
			Help:      "The time cost for etcd cluster sync once",
		},
	)

	// EtcdSyncInterval observe the time interval between two synchronizations of etcd
	EtcdSyncInterval = metrics.NewSummary(
		&metrics.SummaryOpts{
			Namespace: Namespace,
			Subsystem: EtcdControllerSubsystem,
			Name:      "etcd_sync_time_interval",
			Help:      "The time interval between two synchronizations of etcd",
		},
	)

	// EtcdStatusSyncInterval observe the time interval between two synchronizations of etcd status
	EtcdStatusSyncInterval = metrics.NewSummary(
		&metrics.SummaryOpts{
			Namespace: Namespace,
			Subsystem: EtcdControllerSubsystem,
			Name:      "etcd_status_sync_time_interval",
			Help:      "The time interval between two synchronizations of etcd status",
		},
	)
)