Add Inner Ring code

pkg/innerring/processors/netmap/handlers.go

@@ -0,0 +1,40 @@
+package netmap
+
+import (
+	timerEvent "github.com/nspcc-dev/neofs-node/pkg/innerring/timers"
+	"github.com/nspcc-dev/neofs-node/pkg/morph/event"
+	netmapEvent "github.com/nspcc-dev/neofs-node/pkg/morph/event/netmap"
+	"go.uber.org/zap"
+)
+
+func (np *Processor) handleNewEpochTick(ev event.Event) {
+	_ = ev.(timerEvent.NewEpochTick) // todo: check panic in production
+	np.log.Info("tick", zap.String("type", "epoch"))
+
+	// send event to the worker pool
+
+	err := np.pool.Submit(func() { np.processNewEpochTick() })
+	if err != nil {
+		// todo: move into controlled degradation stage
+		np.log.Warn("netmap worker pool drained",
+			zap.Int("capacity", np.pool.Cap()))
+	}
+}
+
+func (np *Processor) handleNewEpoch(ev event.Event) {
+	epochEvent := ev.(netmapEvent.NewEpoch) // todo: check panic in production
+	np.log.Info("notification",
+		zap.String("type", "new epoch"),
+		zap.Uint64("value", epochEvent.EpochNumber()))
+
+	// send event to the worker pool
+
+	err := np.pool.Submit(func() {
+		np.processNewEpoch(epochEvent.EpochNumber())
+	})
+	if err != nil {
+		// todo: move into controlled degradation stage
+		np.log.Warn("netmap worker pool drained",
+			zap.Int("capacity", np.pool.Cap()))
+	}
+}