heartbeat

package

v1.16.2 Latest Latest Go to latest Published: Nov 14, 2025 License: MIT Imports: 6 Imported by: 0

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

Activity that emits periodic heartbeats and exposes a simple liveness RPC.

func New(log gethlog.Logger, interval time.Duration) *Heartbeat

New creates a new Heartbeat activity.

func (h *Heartbeat) RPCNamespace() string

RPCNamespace returns the JSON-RPC namespace for this activity.

func (h *Heartbeat) RPCService() interface{}

RPCService returns the service object whose exported methods are exposed in RPC.

func (h *Heartbeat) Start(ctx context.Context) error

Start begins the periodic logging loop.

func (h *Heartbeat) Stop(ctx context.Context) error

Stop stops the heartbeat loop.