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node.go
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node.go
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// Copyright (c) 2022 Gobalsky Labs Limited
//
// Use of this software is governed by the Business Source License included
// in the LICENSE.DATANODE file and at https://www.mariadb.com/bsl11.
//
// Change Date: 18 months from the later of the date of the first publicly
// available Distribution of this version of the repository, and 25 June 2022.
//
// On the date above, in accordance with the Business Source License, use
// of this software will be governed by version 3 or later of the GNU General
// Public License.
package sqlsubscribers
import (
"context"
"time"
"github.com/pkg/errors"
"code.vegaprotocol.io/vega/core/events"
"code.vegaprotocol.io/vega/datanode/entities"
eventspb "code.vegaprotocol.io/vega/protos/vega/events/v1"
)
type ValidatorUpdateEvent interface {
events.Event
ValidatorUpdate() eventspb.ValidatorUpdate
}
type ValidatorRankingScoreEvent interface {
events.Event
ValidatorRankingEvent() eventspb.ValidatorRankingEvent
}
type ValidatorRewardScoreEvent interface {
events.Event
ValidatorScoreEvent() eventspb.ValidatorScoreEvent
}
type NodeStore interface {
UpsertNode(context.Context, *entities.Node) error
UpsertRanking(context.Context, *entities.RankingScore, *entities.RankingScoreAux) error
UpsertScore(context.Context, *entities.RewardScore, *entities.RewardScoreAux) error
UpdatePublicKey(context.Context, *entities.KeyRotation) error
AddNodeAnnouncedEvent(context.Context, string, time.Time, *entities.ValidatorUpdateAux) error
UpdateEthereumAddress(ctx context.Context, kr entities.EthereumKeyRotation) error
}
type Node struct {
subscriber
store NodeStore
}
func NewNode(store NodeStore) *Node {
return &Node{
store: store,
}
}
func (*Node) Types() []events.Type {
return []events.Type{
events.ValidatorUpdateEvent,
events.ValidatorRankingEvent,
events.ValidatorScoreEvent,
events.KeyRotationEvent,
events.EthereumKeyRotationEvent,
}
}
func (n *Node) Push(ctx context.Context, evt events.Event) error {
switch e := evt.(type) {
case ValidatorUpdateEvent:
return n.consumeUpdate(ctx, e)
case ValidatorRankingScoreEvent:
return n.consumeRankingScore(ctx, e)
case ValidatorRewardScoreEvent:
return n.consumeRewardScore(ctx, e)
case KeyRotationEvent:
return n.consumeKeyRotation(ctx, e)
case EthereumKeyRotationEvent:
return n.consumeEthereumKeyRotation(ctx, e)
default:
return errors.Errorf("unknown event type %s", e.Type().String())
}
}
func (n *Node) consumeUpdate(ctx context.Context, event ValidatorUpdateEvent) error {
node, aux, err := entities.NodeFromValidatorUpdateEvent(event.ValidatorUpdate(), entities.TxHash(event.TxHash()), n.vegaTime)
if err != nil {
return errors.Wrap(err, "converting validator update event proto to database entity failed")
}
if err := errors.Wrap(n.store.UpsertNode(ctx, &node), "inserting node to SQL store failed"); err != nil {
return err
}
return errors.Wrap(n.store.AddNodeAnnouncedEvent(ctx, node.ID.String(), node.VegaTime, &aux), "inserting node to SQL store failed")
}
func (n *Node) consumeRankingScore(ctx context.Context, event ValidatorRankingScoreEvent) error {
ranking, aux, err := entities.RankingScoreFromRankingEvent(event.ValidatorRankingEvent(), entities.TxHash(event.TxHash()), n.vegaTime)
if err != nil {
return errors.Wrap(err, "converting ranking score event proto to database entity failed")
}
return errors.Wrap(n.store.UpsertRanking(ctx, &ranking, &aux), "inserting ranking score to SQL store failed")
}
func (n *Node) consumeRewardScore(ctx context.Context, event ValidatorRewardScoreEvent) error {
reward, aux, err := entities.RewardScoreFromScoreEvent(event.ValidatorScoreEvent(), entities.TxHash(event.TxHash()), n.vegaTime)
if err != nil {
return errors.Wrap(err, "converting reward score event proto to database entity failed")
}
return errors.Wrap(n.store.UpsertScore(ctx, &reward, &aux), "inserting reward score to SQL store failed")
}
func (n *Node) consumeKeyRotation(ctx context.Context, event KeyRotationEvent) error {
keyRotation := event.KeyRotation()
record, err := entities.KeyRotationFromProto(&keyRotation, entities.TxHash(event.TxHash()), n.vegaTime)
if err != nil {
return errors.Wrap(err, "converting key rotation proto to database entity failed")
}
return errors.Wrap(n.store.UpdatePublicKey(ctx, record), "Updating public key to SQL store failed")
}
func (n *Node) consumeEthereumKeyRotation(ctx context.Context, event EthereumKeyRotationEvent) error {
keyRotation := event.EthereumKeyRotation()
record, err := entities.EthereumKeyRotationFromProto(&keyRotation, entities.TxHash(event.TxHash()), n.vegaTime,
event.Sequence())
if err != nil {
return errors.Wrap(err, "converting ethereum key rotation proto to database entity failed")
}
return errors.Wrap(n.store.UpdateEthereumAddress(ctx, record), "Updating public key to SQL store failed")
}