const (
	// NetworkPluginOperationsKey is the key for operation count metrics.
	NetworkPluginOperationsKey = "network_plugin_operations"
	// NetworkPluginOperationsLatencyKey is the key for the operation latency metrics.
	NetworkPluginOperationsLatencyKey = "network_plugin_operations_latency_microseconds"
)

var (
	// NetworkPluginOperationsLatency collects operation latency numbers by operation
	// type.
	NetworkPluginOperationsLatency = prometheus.NewSummaryVec(
		prometheus.SummaryOpts{
			Subsystem: kubeletSubsystem,
			Name:      NetworkPluginOperationsLatencyKey,
			Help:      "Latency in microseconds of network plugin operations. Broken down by operation type.",
		},
		[]string{"operation_type"},
	)
)