frostfs-node/pkg/innerring/blocktimer.go
Pavel Karpy a25bd2112d [#873] innerring/timers: Add multihandlers functionality for new epoch timer
Signed-off-by: Pavel Karpy <carpawell@nspcc.ru>
2021-10-15 12:22:25 +03:00

158 lines
3.7 KiB
Go

package innerring
import (
"context"
"github.com/nspcc-dev/neo-go/pkg/util"
"github.com/nspcc-dev/neofs-node/pkg/innerring/processors/alphabet"
"github.com/nspcc-dev/neofs-node/pkg/innerring/processors/settlement"
timerEvent "github.com/nspcc-dev/neofs-node/pkg/innerring/timers"
container "github.com/nspcc-dev/neofs-node/pkg/morph/client/container/wrapper"
"github.com/nspcc-dev/neofs-node/pkg/morph/event"
"github.com/nspcc-dev/neofs-node/pkg/morph/timer"
"go.uber.org/zap"
)
type (
epochState interface {
EpochCounter() uint64
}
subEpochEventHandler struct {
handler event.Handler // handle to execute
durationMul uint32 // X: X/Y of epoch in blocks
durationDiv uint32 // Y: X/Y of epoch in blocks
}
newEpochHandler func()
epochTimerArgs struct {
l *zap.Logger
newEpochHandlers []newEpochHandler
cnrWrapper *container.Wrapper // to invoke stop container estimation
epoch epochState // to specify which epoch to stop
epochDuration timer.BlockMeter // in blocks
stopEstimationDMul uint32 // X: X/Y of epoch in blocks
stopEstimationDDiv uint32 // Y: X/Y of epoch in blocks
collectBasicIncome subEpochEventHandler
distributeBasicIncome subEpochEventHandler
}
emitTimerArgs struct {
ap *alphabet.Processor // to handle new emission tick
emitDuration uint32 // in blocks
}
depositor func() (util.Uint256, error)
awaiter func(context.Context, util.Uint256) error
notaryDepositArgs struct {
l *zap.Logger
depositor depositor
}
)
func (s *Server) addBlockTimer(t *timer.BlockTimer) {
s.blockTimers = append(s.blockTimers, t)
}
func (s *Server) startBlockTimers() error {
for i := range s.blockTimers {
if err := s.blockTimers[i].Reset(); err != nil {
return err
}
}
return nil
}
func (s *Server) tickTimers() {
for i := range s.blockTimers {
s.blockTimers[i].Tick()
}
}
func newEpochTimer(args *epochTimerArgs) *timer.BlockTimer {
epochTimer := timer.NewBlockTimer(
args.epochDuration,
func() {
for _, handler := range args.newEpochHandlers {
handler()
}
},
)
// sub-timer for epoch timer to tick stop container estimation events at
// some block in epoch
epochTimer.OnDelta(
args.stopEstimationDMul,
args.stopEstimationDDiv,
func() {
epochN := args.epoch.EpochCounter()
if epochN == 0 { // estimates are invalid in genesis epoch
return
}
err := args.cnrWrapper.StopEstimation(epochN - 1)
if err != nil {
args.l.Warn("can't stop epoch estimation",
zap.Uint64("epoch", epochN),
zap.String("error", err.Error()))
}
})
epochTimer.OnDelta(
args.collectBasicIncome.durationMul,
args.collectBasicIncome.durationDiv,
func() {
epochN := args.epoch.EpochCounter()
if epochN == 0 { // estimates are invalid in genesis epoch
return
}
args.collectBasicIncome.handler(
settlement.NewBasicIncomeCollectEvent(epochN - 1),
)
})
epochTimer.OnDelta(
args.distributeBasicIncome.durationMul,
args.distributeBasicIncome.durationDiv,
func() {
epochN := args.epoch.EpochCounter()
if epochN == 0 { // estimates are invalid in genesis epoch
return
}
args.distributeBasicIncome.handler(
settlement.NewBasicIncomeDistributeEvent(epochN - 1),
)
})
return epochTimer
}
func newEmissionTimer(args *emitTimerArgs) *timer.BlockTimer {
return timer.NewBlockTimer(
timer.StaticBlockMeter(args.emitDuration),
func() {
args.ap.HandleGasEmission(timerEvent.NewAlphabetEmitTick{})
},
)
}
func newNotaryDepositHandler(args *notaryDepositArgs) newEpochHandler {
return func() {
_, err := args.depositor()
if err != nil {
args.l.Warn("can't deposit notary contract",
zap.String("error", err.Error()))
}
}
}