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abci.go
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abci.go
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// Copyright (C) 2023 Gobalsky Labs Limited
//
// This program is free software: you can redistribute it and/or modify
// it under the terms of the GNU Affero General Public License as
// published by the Free Software Foundation, either version 3 of the
// License, or (at your option) any later version.
//
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU Affero General Public License for more details.
//
// You should have received a copy of the GNU Affero General Public License
// along with this program. If not, see <http://www.gnu.org/licenses/>.
package processor
import (
"bytes"
"context"
"encoding/hex"
"errors"
"fmt"
"io/ioutil"
"os"
"path/filepath"
"reflect"
"sort"
"strconv"
"strings"
"sync/atomic"
"time"
"code.vegaprotocol.io/vega/commands"
"code.vegaprotocol.io/vega/core/api"
"code.vegaprotocol.io/vega/core/blockchain"
"code.vegaprotocol.io/vega/core/blockchain/abci"
"code.vegaprotocol.io/vega/core/events"
"code.vegaprotocol.io/vega/core/genesis"
"code.vegaprotocol.io/vega/core/idgeneration"
"code.vegaprotocol.io/vega/core/netparams"
"code.vegaprotocol.io/vega/core/pow"
"code.vegaprotocol.io/vega/core/snapshot"
"code.vegaprotocol.io/vega/core/teams"
"code.vegaprotocol.io/vega/core/txn"
"code.vegaprotocol.io/vega/core/types"
"code.vegaprotocol.io/vega/core/types/statevar"
"code.vegaprotocol.io/vega/core/vegatime"
vgcontext "code.vegaprotocol.io/vega/libs/context"
vgcrypto "code.vegaprotocol.io/vega/libs/crypto"
signatures "code.vegaprotocol.io/vega/libs/crypto/signature"
verrors "code.vegaprotocol.io/vega/libs/errors"
vgfs "code.vegaprotocol.io/vega/libs/fs"
"code.vegaprotocol.io/vega/libs/num"
"code.vegaprotocol.io/vega/libs/ptr"
"code.vegaprotocol.io/vega/logging"
"code.vegaprotocol.io/vega/paths"
proto "code.vegaprotocol.io/vega/protos/vega"
protoapi "code.vegaprotocol.io/vega/protos/vega/api/v1"
commandspb "code.vegaprotocol.io/vega/protos/vega/commands/v1"
eventspb "code.vegaprotocol.io/vega/protos/vega/events/v1"
tmtypes "github.com/cometbft/cometbft/abci/types"
tmtypes1 "github.com/cometbft/cometbft/proto/tendermint/types"
types1 "github.com/cometbft/cometbft/proto/tendermint/types"
tmtypesint "github.com/cometbft/cometbft/types"
"go.uber.org/zap"
)
const AppVersion = 1
type TxWrapper struct {
tx abci.Tx
timeIndex int // this is an indicator of insertion order
raw []byte
priority uint64
gasWanted uint64
}
var (
ErrUnexpectedTxPubKey = errors.New("no one listens to the public keys that signed this oracle data")
ErrTradingDisabled = errors.New("trading disabled")
ErrMarketProposalDisabled = errors.New("market proposal disabled")
ErrAssetProposalDisabled = errors.New("asset proposal disabled")
ErrEthOraclesDisabled = errors.New("ethereum oracles disabled")
ErrOracleNoSubscribers = errors.New("there are no subscribes to the oracle data")
ErrSpotMarketProposalDisabled = errors.New("spot market proposal disabled")
ErrPerpsMarketProposalDisabled = errors.New("perps market proposal disabled")
ErrAMMPoolDisabled = errors.New("amm pool disabled")
ErrOracleDataNormalization = func(err error) error {
return fmt.Errorf("error normalizing incoming oracle data: %w", err)
}
)
type Checkpoint interface {
BalanceCheckpoint(ctx context.Context) (*types.CheckpointState, error)
Checkpoint(ctx context.Context, now time.Time) (*types.CheckpointState, error)
}
type SpamEngine interface {
BeginBlock(txs []abci.Tx)
EndPrepareProposal()
PreBlockAccept(tx abci.Tx) error
ProcessProposal(txs []abci.Tx) bool
CheckBlockTx(tx abci.Tx) error
}
type PoWEngine interface {
api.ProofOfWorkParams
BeginBlock(blockHeight uint64, blockHash string, txs []abci.Tx)
CheckBlockTx(tx abci.Tx) (pow.ValidationResult, *uint)
ProcessProposal(txs []abci.Tx) bool
EndPrepareProposal([]pow.ValidationEntry)
CheckTx(tx abci.Tx) error
GetSpamStatistics(partyID string) *protoapi.PoWStatistic
OnCommit()
}
//nolint:interfacebloat
type SnapshotEngine interface {
Info() ([]byte, int64, string)
Snapshot(context.Context) ([]byte, snapshot.DoneCh, error)
SnapshotNow(context.Context) ([]byte, error)
AddProviders(...types.StateProvider)
HasSnapshots() (bool, error)
// Calls related to state-sync
ListLatestSnapshots() ([]*tmtypes.Snapshot, error)
ReceiveSnapshot(*types.Snapshot) tmtypes.ResponseOfferSnapshot
ReceiveSnapshotChunk(context.Context, *types.RawChunk, string) tmtypes.ResponseApplySnapshotChunk
RetrieveSnapshotChunk(uint64, uint32, uint32) (*types.RawChunk, error)
HasRestoredStateAlready() bool
// debug snapshot issues/hash mismatch problems
SnapshotDump(ctx context.Context, path string) ([]byte, error)
}
type StateVarEngine interface {
ProposedValueReceived(ctx context.Context, ID, nodeID, eventID string, bundle *statevar.KeyValueBundle) error
OnBlockEnd(ctx context.Context)
}
type TeamsEngine interface {
TeamExists(team types.TeamID) bool
CreateTeam(context.Context, types.PartyID, types.TeamID, *commandspb.CreateReferralSet_Team) error
UpdateTeam(context.Context, types.PartyID, types.TeamID, *commandspb.UpdateReferralSet_Team) error
JoinTeam(context.Context, types.PartyID, *commandspb.JoinTeam) error
}
type PartiesEngine interface {
UpdateProfile(context.Context, types.PartyID, *commandspb.UpdatePartyProfile) error
CheckSufficientBalanceToUpdateProfile(party types.PartyID, balance *num.Uint) error
}
type ReferralProgram interface {
UpdateProgram(program *types.ReferralProgram)
PartyOwnsReferralSet(types.PartyID, types.ReferralSetID) error
CreateReferralSet(context.Context, types.PartyID, types.ReferralSetID) error
ApplyReferralCode(context.Context, types.PartyID, types.ReferralSetID) error
CheckSufficientBalanceForApplyReferralCode(types.PartyID, *num.Uint) error
CheckSufficientBalanceForCreateOrUpdateReferralSet(types.PartyID, *num.Uint) error
}
type VolumeDiscountProgram interface {
UpdateProgram(program *types.VolumeDiscountProgram)
}
type BlockchainClient interface {
Validators(height *int64) ([]*tmtypesint.Validator, error)
MaxMempoolSize() int64
}
type ProtocolUpgradeService interface {
BeginBlock(ctx context.Context, blockHeight uint64)
UpgradeProposal(ctx context.Context, pk string, upgradeBlockHeight uint64, vegaReleaseTag string) error
TimeForUpgrade() bool
GetUpgradeStatus() types.UpgradeStatus
SetReadyForUpgrade()
CoreReadyForUpgrade() bool
SetCoreReadyForUpgrade()
Cleanup(ctx context.Context)
IsValidProposal(ctx context.Context, pk string, upgradeBlockHeight uint64, vegaReleaseTag string) error
}
type BalanceChecker interface {
GetPartyBalance(party string) *num.Uint
BeginBlock(context.Context)
}
type EthCallEngine interface {
Start()
}
type TxCache interface {
SetRawTxs(rtx [][]byte, height uint64)
GetRawTxs(height uint64) [][]byte
NewDelayedTransaction(ctx context.Context, delayed [][]byte, height uint64) []byte
IsDelayRequired(marketID string) bool
IsDelayRequiredAnyMarket() bool
}
type App struct {
abci *abci.App
currentTimestamp time.Time
previousTimestamp time.Time
txTotals []uint64
txSizes []int
cBlock string
chainCtx context.Context // use this to have access to chain ID
blockCtx context.Context // use this to have access to block hash + height in commit call
lastBlockAppHash []byte
version string
blockchainClient BlockchainClient
vegaPaths paths.Paths
cfg Config
log *logging.Logger
cancelFn func()
stopBlockchain func() error
// service injection
assets Assets
banking Banking
broker Broker
witness Witness
evtForwarder EvtForwarder
evtHeartbeat EvtForwarderHeartbeat
primaryChainID uint64
secondaryChainID uint64
exec ExecutionEngine
ghandler *genesis.Handler
gov GovernanceEngine
notary Notary
stats Stats
time TimeService
top ValidatorTopology
netp NetworkParameters
oracles *Oracle
delegation DelegationEngine
limits Limits
stake StakeVerifier
stakingAccounts StakingAccounts
checkpoint Checkpoint
spam SpamEngine
pow PoWEngine
epoch EpochService
snapshotEngine SnapshotEngine
stateVar StateVarEngine
teamsEngine TeamsEngine
partiesEngine PartiesEngine
referralProgram ReferralProgram
volumeDiscountProgram VolumeDiscountProgram
protocolUpgradeService ProtocolUpgradeService
primaryErc20MultiSigTopology ERC20MultiSigTopology
secondaryErc20MultiSigTopology ERC20MultiSigTopology
gastimator *Gastimator
ethCallEngine EthCallEngine
balanceChecker BalanceChecker
nilPow bool
nilSpam bool
maxBatchSize atomic.Uint64
txCache TxCache
}
func NewApp(log *logging.Logger,
vegaPaths paths.Paths,
config Config,
cancelFn func(),
stopBlockchain func() error,
assets Assets,
banking Banking,
broker Broker,
witness Witness,
evtForwarder EvtForwarder,
evtHeartbeat EvtForwarderHeartbeat,
exec ExecutionEngine,
ghandler *genesis.Handler,
gov GovernanceEngine,
notary Notary,
stats Stats,
time TimeService,
epoch EpochService,
top ValidatorTopology,
netp NetworkParameters,
oracles *Oracle,
delegation DelegationEngine,
limits Limits,
stake StakeVerifier,
checkpoint Checkpoint,
spam SpamEngine,
pow PoWEngine,
stakingAccounts StakingAccounts,
snapshot SnapshotEngine,
stateVarEngine StateVarEngine,
teamsEngine TeamsEngine,
referralProgram ReferralProgram,
volumeDiscountProgram VolumeDiscountProgram,
blockchainClient BlockchainClient,
primaryMultisig ERC20MultiSigTopology,
secondaryMultisig ERC20MultiSigTopology,
version string,
protocolUpgradeService ProtocolUpgradeService,
codec abci.Codec,
gastimator *Gastimator,
ethCallEngine EthCallEngine,
balanceChecker BalanceChecker,
partiesEngine PartiesEngine,
txCache TxCache,
) *App {
log = log.Named(namedLogger)
log.SetLevel(config.Level.Get())
app := &App{
abci: abci.New(codec),
log: log,
vegaPaths: vegaPaths,
cfg: config,
cancelFn: cancelFn,
stopBlockchain: stopBlockchain,
assets: assets,
banking: banking,
broker: broker,
witness: witness,
evtForwarder: evtForwarder,
evtHeartbeat: evtHeartbeat,
exec: exec,
ghandler: ghandler,
gov: gov,
notary: notary,
stats: stats,
time: time,
top: top,
netp: netp,
oracles: oracles,
delegation: delegation,
limits: limits,
stake: stake,
checkpoint: checkpoint,
spam: spam,
pow: pow,
stakingAccounts: stakingAccounts,
epoch: epoch,
snapshotEngine: snapshot,
stateVar: stateVarEngine,
teamsEngine: teamsEngine,
referralProgram: referralProgram,
volumeDiscountProgram: volumeDiscountProgram,
version: version,
blockchainClient: blockchainClient,
primaryErc20MultiSigTopology: primaryMultisig,
secondaryErc20MultiSigTopology: secondaryMultisig,
protocolUpgradeService: protocolUpgradeService,
gastimator: gastimator,
ethCallEngine: ethCallEngine,
balanceChecker: balanceChecker,
partiesEngine: partiesEngine,
txCache: txCache,
}
// setup handlers
app.abci.OnPrepareProposal = app.prepareProposal
app.abci.OnProcessProposal = app.processProposal
app.abci.OnInitChain = app.OnInitChain
app.abci.OnBeginBlock = app.OnBeginBlock
app.abci.OnEndBlock = app.OnEndBlock
app.abci.OnCommit = app.OnCommit
app.abci.OnCheckTx = app.OnCheckTx
app.abci.OnCheckTxSpam = app.OnCheckTxSpam
app.abci.OnInfo = app.Info
app.abci.OnFinalize = app.Finalize
// snapshot specific handlers.
app.abci.OnListSnapshots = app.ListSnapshots
app.abci.OnOfferSnapshot = app.OfferSnapshot
app.abci.OnApplySnapshotChunk = app.ApplySnapshotChunk
app.abci.OnLoadSnapshotChunk = app.LoadSnapshotChunk
app.abci.
HandleCheckTx(txn.NodeSignatureCommand, app.RequireValidatorPubKey).
HandleCheckTx(txn.NodeVoteCommand, app.RequireValidatorPubKey).
HandleCheckTx(txn.ChainEventCommand, app.RequireValidatorPubKey).
HandleCheckTx(txn.SubmitOracleDataCommand, app.CheckSubmitOracleData).
HandleCheckTx(txn.RotateKeySubmissionCommand, app.RequireValidatorMasterPubKey).
HandleCheckTx(txn.StateVariableProposalCommand, app.RequireValidatorPubKey).
HandleCheckTx(txn.ValidatorHeartbeatCommand, app.RequireValidatorPubKey).
HandleCheckTx(txn.RotateEthereumKeySubmissionCommand, app.RequireValidatorPubKey).
HandleCheckTx(txn.ProtocolUpgradeCommand, app.CheckProtocolUpgradeProposal).
HandleCheckTx(txn.BatchMarketInstructions, app.CheckBatchMarketInstructions).
HandleCheckTx(txn.ProposeCommand, app.CheckPropose).
HandleCheckTx(txn.BatchProposeCommand, addDeterministicID(app.CheckBatchPropose)).
HandleCheckTx(txn.TransferFundsCommand, app.CheckTransferCommand).
HandleCheckTx(txn.ApplyReferralCodeCommand, app.CheckApplyReferralCode).
HandleCheckTx(txn.CreateReferralSetCommand, app.CheckCreateOrUpdateReferralSet).
HandleCheckTx(txn.UpdateReferralSetCommand, app.CheckCreateOrUpdateReferralSet).
HandleCheckTx(txn.SubmitOrderCommand, app.CheckOrderSubmissionForSpam).
HandleCheckTx(txn.LiquidityProvisionCommand, app.CheckLPSubmissionForSpam).
HandleCheckTx(txn.AmendLiquidityProvisionCommand, app.CheckLPAmendForSpam).
HandleCheckTx(txn.SubmitAMMCommand, app.CheckSubmitAmmForSpam).
HandleCheckTx(txn.AmendAMMCommand, app.CheckAmendAmmForSpam).
HandleCheckTx(txn.AmendOrderCommand, app.CheckAmendOrderForSpam).
HandleCheckTx(txn.CancelOrderCommand, app.CheckCancelOrderForSpam).
HandleCheckTx(txn.CancelAMMCommand, app.CheckCancelAmmForSpam).
HandleCheckTx(txn.CancelLiquidityProvisionCommand, app.CheckCancelLPForSpam)
// node commands
app.abci.HandleDeliverTx(txn.NodeSignatureCommand,
app.RequireValidatorPubKeyW(app.DeliverNodeSignature)).
HandleDeliverTx(txn.NodeVoteCommand,
app.RequireValidatorPubKeyW(app.DeliverNodeVote)).
HandleDeliverTx(txn.ChainEventCommand,
app.RequireValidatorPubKeyW(addDeterministicID(app.DeliverChainEvent))).
HandleDeliverTx(txn.StateVariableProposalCommand,
app.RequireValidatorPubKeyW(app.DeliverStateVarProposal)).
HandleDeliverTx(txn.ValidatorHeartbeatCommand,
app.DeliverValidatorHeartbeat).
// validators commands
HandleDeliverTx(txn.IssueSignatures,
app.SendTransactionResult(app.DeliverIssueSignatures)).
HandleDeliverTx(txn.ProtocolUpgradeCommand,
app.SendTransactionResult(app.DeliverProtocolUpgradeCommand)).
HandleDeliverTx(txn.RotateKeySubmissionCommand,
app.SendTransactionResult(
app.RequireValidatorMasterPubKeyW(app.DeliverKeyRotateSubmission),
),
).
HandleDeliverTx(txn.RotateEthereumKeySubmissionCommand,
app.SendTransactionResult(
app.RequireValidatorPubKeyW(app.DeliverEthereumKeyRotateSubmission),
),
).
// user commands
HandleDeliverTx(txn.AnnounceNodeCommand,
app.SendTransactionResult(app.DeliverAnnounceNode),
).
HandleDeliverTx(txn.CancelTransferFundsCommand,
app.SendTransactionResult(app.DeliverCancelTransferFunds),
).
HandleDeliverTx(txn.TransferFundsCommand,
app.SendTransactionResult(
addDeterministicID(app.DeliverTransferFunds),
),
).
HandleDeliverTx(txn.SubmitOrderCommand,
app.SendTransactionResult(
addDeterministicID(app.DeliverSubmitOrder),
),
).
HandleDeliverTx(txn.StopOrdersSubmissionCommand,
app.SendTransactionResult(
addDeterministicID(app.DeliverStopOrdersSubmission),
),
).
HandleDeliverTx(txn.StopOrdersCancellationCommand,
app.SendTransactionResult(
addDeterministicID(app.DeliverStopOrdersCancellation),
),
).
HandleDeliverTx(txn.CancelOrderCommand,
app.SendTransactionResult(
addDeterministicID(app.DeliverCancelOrder),
),
).
HandleDeliverTx(txn.AmendOrderCommand,
app.SendTransactionResult(
addDeterministicID(app.DeliverAmendOrder),
),
).
HandleDeliverTx(txn.SubmitAMMCommand,
app.SendTransactionResult(
addDeterministicID(app.DeliverSubmitAMM),
),
).
HandleDeliverTx(txn.AmendAMMCommand,
app.SendTransactionResult(
addDeterministicID(app.DeliverAmendAMM),
),
).
HandleDeliverTx(txn.CancelAMMCommand,
app.SendTransactionResult(
addDeterministicID(app.DeliverCancelAMM),
),
).
HandleDeliverTx(txn.WithdrawCommand,
app.SendTransactionResult(
addDeterministicID(app.DeliverWithdraw))).
HandleDeliverTx(txn.ProposeCommand,
app.SendTransactionResult(
app.CheckProposeW(
addDeterministicID(app.DeliverPropose),
),
),
).
HandleDeliverTx(txn.BatchProposeCommand,
app.SendTransactionResult(
app.CheckBatchProposeW(
addDeterministicID(app.DeliverBatchPropose),
),
),
).
HandleDeliverTx(txn.VoteCommand,
app.SendTransactionResult(app.DeliverVote),
).
HandleDeliverTx(txn.LiquidityProvisionCommand,
app.SendTransactionResult(
addDeterministicID(app.DeliverLiquidityProvision),
),
).
HandleDeliverTx(txn.CancelLiquidityProvisionCommand,
app.SendTransactionResult(app.DeliverCancelLiquidityProvision),
).
HandleDeliverTx(txn.AmendLiquidityProvisionCommand,
app.SendTransactionResult(
addDeterministicID(app.DeliverAmendLiquidityProvision),
),
).
HandleDeliverTx(txn.SubmitOracleDataCommand,
app.SendTransactionResult(app.DeliverSubmitOracleData),
).
HandleDeliverTx(txn.DelegateCommand,
app.SendTransactionResult(app.DeliverDelegate),
).
HandleDeliverTx(txn.UndelegateCommand,
app.SendTransactionResult(app.DeliverUndelegate),
).
HandleDeliverTx(txn.BatchMarketInstructions,
app.SendTransactionResult(
app.CheckBatchMarketInstructionsW(
addDeterministicID(app.DeliverBatchMarketInstructions),
),
),
).
HandleDeliverTx(txn.CreateReferralSetCommand,
app.SendTransactionResult(addDeterministicID(app.CreateReferralSet)),
).
HandleDeliverTx(txn.UpdateReferralSetCommand,
app.SendTransactionResult(app.UpdateReferralSet),
).
HandleDeliverTx(txn.ApplyReferralCodeCommand,
app.SendTransactionResult(app.ApplyReferralCode),
).
HandleDeliverTx(txn.UpdateMarginModeCommand,
app.SendTransactionResult(app.UpdateMarginMode),
).
HandleDeliverTx(txn.JoinTeamCommand,
app.SendTransactionResult(app.JoinTeam),
).
HandleDeliverTx(txn.UpdatePartyProfileCommand,
app.SendTransactionResult(app.UpdatePartyProfile),
).
HandleDeliverTx(txn.DelayedTransactionsWrapper,
app.SendTransactionResult(app.handleDelayedTransactionWrapper))
app.time.NotifyOnTick(app.onTick)
app.nilPow = app.pow == nil || reflect.ValueOf(app.pow).IsNil()
app.nilSpam = app.spam == nil || reflect.ValueOf(app.spam).IsNil()
app.ensureConfig()
return app
}
func (app *App) OnSpamProtectionMaxBatchSizeUpdate(_ context.Context, u *num.Uint) error {
app.maxBatchSize.Store(u.Uint64())
return nil
}
// generateDeterministicID will build the command ID
// the command ID is built using the signature of the proposer of the command
// the signature is then hashed with sha3_256
// the hash is the hex string encoded.
func generateDeterministicID(tx abci.Tx) string {
return hex.EncodeToString(vgcrypto.Hash(tx.Signature()))
}
// addDeterministicID decorates give function with deterministic ID.
func addDeterministicID(
f func(context.Context, abci.Tx, string) error,
) func(context.Context, abci.Tx) error {
return func(ctx context.Context, tx abci.Tx) error {
return f(ctx, tx, generateDeterministicID(tx))
}
}
func (app *App) CheckProposeW(
f func(context.Context, abci.Tx) error,
) func(context.Context, abci.Tx) error {
return func(ctx context.Context, tx abci.Tx) error {
if err := app.CheckPropose(ctx, tx); err != nil {
return err
}
return f(ctx, tx)
}
}
func (app *App) CheckBatchProposeW(
f func(context.Context, abci.Tx) error,
) func(context.Context, abci.Tx) error {
return func(ctx context.Context, tx abci.Tx) error {
if err := addDeterministicID(app.CheckBatchPropose)(ctx, tx); err != nil {
return err
}
return f(ctx, tx)
}
}
func (app *App) CheckBatchMarketInstructionsW(
f func(context.Context, abci.Tx) error,
) func(context.Context, abci.Tx) error {
return func(ctx context.Context, tx abci.Tx) error {
if err := app.CheckBatchMarketInstructions(ctx, tx); err != nil {
return err
}
return f(ctx, tx)
}
}
func (app *App) RequireValidatorPubKeyW(
f func(context.Context, abci.Tx) error,
) func(context.Context, abci.Tx) error {
return func(ctx context.Context, tx abci.Tx) error {
if err := app.RequireValidatorPubKey(ctx, tx); err != nil {
return err
}
return f(ctx, tx)
}
}
func (app *App) RequireValidatorMasterPubKeyW(
f func(context.Context, abci.Tx) error,
) func(context.Context, abci.Tx) error {
return func(ctx context.Context, tx abci.Tx) error {
if err := app.RequireValidatorMasterPubKey(ctx, tx); err != nil {
return err
}
return f(ctx, tx)
}
}
func (app *App) SendTransactionResult(
f func(context.Context, abci.Tx) error,
) func(context.Context, abci.Tx) error {
return func(ctx context.Context, tx abci.Tx) error {
if err := f(ctx, tx); err != nil {
// Send and error event
app.broker.Send(events.NewTransactionResultEventFailure(
ctx, hex.EncodeToString(tx.Hash()), tx.Party(), err, tx.GetCmd(),
))
// FIXME(j): remove this once anyone have stopped using the event
app.broker.Send(events.NewTxErrEvent(ctx, err, tx.Party(), tx.GetCmd(), tx.Command().String()))
return err
}
// Send and error event
app.broker.Send(events.NewTransactionResultEventSuccess(
ctx, hex.EncodeToString(tx.Hash()), tx.Party(), tx.GetCmd(),
))
return nil
}
}
func (app *App) ensureConfig() {
if app.cfg.KeepCheckpointsMax < 1 {
app.cfg.KeepCheckpointsMax = 1
}
v := &proto.EthereumConfig{}
if err := app.netp.GetJSONStruct(netparams.BlockchainsPrimaryEthereumConfig, v); err != nil {
return
}
primaryChainID, err := strconv.ParseUint(v.ChainId, 10, 64)
if err != nil {
return
}
app.primaryChainID = primaryChainID
_ = app.gov.OnChainIDUpdate(primaryChainID)
_ = app.exec.OnChainIDUpdate(primaryChainID)
bridgeConfigs := &proto.EVMBridgeConfigs{}
if err := app.netp.GetJSONStruct(netparams.BlockchainsEVMBridgeConfigs, bridgeConfigs); err != nil {
return
}
secondaryChainID, err := strconv.ParseUint(bridgeConfigs.Configs[0].ChainId, 10, 64)
if err != nil {
return
}
app.secondaryChainID = secondaryChainID
}
// ReloadConf updates the internal configuration.
func (app *App) ReloadConf(cfg Config) {
app.log.Info("reloading configuration")
if app.log.GetLevel() != cfg.Level.Get() {
app.log.Info("updating log level",
logging.String("old", app.log.GetLevel().String()),
logging.String("new", cfg.Level.String()),
)
app.log.SetLevel(cfg.Level.Get())
}
app.cfg = cfg
app.ensureConfig()
}
func (app *App) Abci() *abci.App {
return app.abci
}
func (app *App) cancel() {
if fn := app.cancelFn; fn != nil {
fn()
}
}
func (app *App) Info(_ context.Context, _ *tmtypes.RequestInfo) (*tmtypes.ResponseInfo, error) {
if len(app.lastBlockAppHash) != 0 {
// we must've lost connection to tendermint for a bit, tell it where we got up to
height, _ := vgcontext.BlockHeightFromContext(app.blockCtx)
app.log.Info("ABCI service INFO requested after reconnect",
logging.Uint64("height", height),
logging.String("hash", hex.EncodeToString(app.lastBlockAppHash)),
)
return &tmtypes.ResponseInfo{
AppVersion: AppVersion,
Version: app.version,
LastBlockHeight: int64(height),
LastBlockAppHash: app.lastBlockAppHash,
}, nil
}
// returns whether or not we have loaded from a snapshot (and may even do the loading)
old := app.broker.SetStreaming(false)
defer app.broker.SetStreaming(old)
resp := tmtypes.ResponseInfo{
AppVersion: AppVersion,
Version: app.version,
}
hasSnapshots, err := app.snapshotEngine.HasSnapshots()
if err != nil {
app.log.Panic("Failed to verify if the snapshot engine has stored snapshots", logging.Error(err))
}
// If the snapshot engine has snapshots stored, the node can safely advertise
// its chain info. This comes from the snapshot engine because it is
// its responsibility to store it.
if hasSnapshots {
hash, height, chainID := app.snapshotEngine.Info()
resp.LastBlockHeight = height
resp.LastBlockAppHash = hash
app.abci.SetChainID(chainID)
app.chainCtx = vgcontext.WithChainID(context.Background(), chainID)
}
app.log.Info("ABCI service INFO requested",
logging.String("version", resp.Version),
logging.Uint64("app-version", resp.AppVersion),
logging.Int64("height", resp.LastBlockHeight),
logging.String("hash", hex.EncodeToString(resp.LastBlockAppHash)),
)
return &resp, nil
}
func (app *App) ListSnapshots(_ context.Context, _ *tmtypes.RequestListSnapshots) (*tmtypes.ResponseListSnapshots, error) {
app.log.Debug("ABCI service ListSnapshots requested")
latestSnapshots, err := app.snapshotEngine.ListLatestSnapshots()
if err != nil {
app.log.Error("Could not list latest snapshots", logging.Error(err))
return &tmtypes.ResponseListSnapshots{}, err
}
return &tmtypes.ResponseListSnapshots{
Snapshots: latestSnapshots,
}, nil
}
func (app *App) OfferSnapshot(_ context.Context, req *tmtypes.RequestOfferSnapshot) (*tmtypes.ResponseOfferSnapshot, error) {
app.log.Debug("ABCI service OfferSnapshot start")
if app.snapshotEngine.HasRestoredStateAlready() {
app.log.Warn("The snapshot engine aborted the snapshot offer from state-sync since the state has already been restored")
return &tmtypes.ResponseOfferSnapshot{
Result: tmtypes.ResponseOfferSnapshot_ABORT,
}, nil
}
deserializedSnapshot, err := types.SnapshotFromTM(req.Snapshot)
if err != nil {
app.log.Error("Could not deserialize snapshot", logging.Error(err))
return &tmtypes.ResponseOfferSnapshot{
Result: tmtypes.ResponseOfferSnapshot_REJECT_SENDER,
}, err
}
// check that our unpacked snapshot's hash matches that which tendermint thinks it sent
if !bytes.Equal(deserializedSnapshot.Hash, req.AppHash) {
app.log.Error("The hashes from the request and the deserialized snapshot mismatch",
logging.String("deserialized-hash", hex.EncodeToString(deserializedSnapshot.Hash)),
logging.String("request-hash", hex.EncodeToString(req.AppHash)))
return &tmtypes.ResponseOfferSnapshot{
Result: tmtypes.ResponseOfferSnapshot_REJECT,
}, fmt.Errorf("hash mismatch")
}
res := app.snapshotEngine.ReceiveSnapshot(deserializedSnapshot)
return &res, nil
}
func (app *App) ApplySnapshotChunk(ctx context.Context, req *tmtypes.RequestApplySnapshotChunk) (*tmtypes.ResponseApplySnapshotChunk, error) {
app.log.Debug("ABCI service ApplySnapshotChunk start")
if app.snapshotEngine.HasRestoredStateAlready() {
app.log.Warn("The snapshot engine aborted the snapshot chunk from state-sync since the state has already been restored")
return &tmtypes.ResponseApplySnapshotChunk{
Result: tmtypes.ResponseApplySnapshotChunk_ABORT,
}, nil // ???
}
chunk := &types.RawChunk{
Nr: req.Index,
Data: req.Chunk,
}
res := app.snapshotEngine.ReceiveSnapshotChunk(ctx, chunk, req.Sender)
return &res, nil
}
func (app *App) LoadSnapshotChunk(_ context.Context, req *tmtypes.RequestLoadSnapshotChunk) (*tmtypes.ResponseLoadSnapshotChunk, error) {
app.log.Debug("ABCI service LoadSnapshotChunk start")
raw, err := app.snapshotEngine.RetrieveSnapshotChunk(req.Height, req.Format, req.Chunk)
if err != nil {
app.log.Error("failed to load snapshot chunk", logging.Error(err), logging.Uint64("height", req.Height))
return &tmtypes.ResponseLoadSnapshotChunk{}, err
}
return &tmtypes.ResponseLoadSnapshotChunk{
Chunk: raw.Data,
}, nil
}
func (app *App) OnInitChain(req *tmtypes.RequestInitChain) (*tmtypes.ResponseInitChain, error) {
app.log.Debug("ABCI service InitChain start")
hash := hex.EncodeToString(vgcrypto.Hash([]byte(req.ChainId)))
app.abci.SetChainID(req.ChainId)
app.chainCtx = vgcontext.WithChainID(context.Background(), req.ChainId)
ctx := vgcontext.WithBlockHeight(app.chainCtx, uint64(req.InitialHeight))
ctx = vgcontext.WithTraceID(ctx, hash)
app.blockCtx = ctx
app.log.Debug("OnInitChain-NewBeginBlock", logging.Uint64("height", uint64(req.InitialHeight)), logging.Time("blockTime", req.Time), logging.String("blockHash", hash))
app.broker.Send(
events.NewBeginBlock(ctx, eventspb.BeginBlock{
Height: uint64(req.InitialHeight),
Timestamp: req.Time.UnixNano(),
Hash: hash,
}),
)
if err := app.ghandler.OnGenesis(ctx, req.Time, req.AppStateBytes); err != nil {
app.cancel()
app.log.Fatal("couldn't initialise vega with the genesis block", logging.Error(err))
}
app.broker.Send(
events.NewEndBlock(ctx, eventspb.EndBlock{
Height: uint64(req.InitialHeight),
}),
)
app.ethCallEngine.Start()
return &tmtypes.ResponseInitChain{
Validators: app.top.GetValidatorPowerUpdates(),
}, nil
}
// prepareProposal takes an ordered slice of transactions and decides which of them go into the next block.
// The logic for selection is as follows:
// 1. mempool transactions are sorted by priority then insertion order (aka time)
// 2. we add *valid* transaction to the block so long as gas and maxBytes limits are not violated
// 3. we never add transactions failing pow checks
// 4. we never add transactions failing spam checks
// therefore a block generated with this method will never contain any transactions that would violate spam/pow constraints that would have previously
// caused the party to get blocked.
func (app *App) prepareProposal(height uint64, txs []abci.Tx, rawTxs [][]byte) [][]byte {
var totalBytes int64
validationResults := []pow.ValidationEntry{}
// internally we use this as max bytes, externally to consensus params we return max ints. This is done so that cometbft always returns to us the full mempool
// and we can first sort it by priority and then reap by size.
maxBytes := tmtypesint.DefaultBlockParams().MaxBytes * 4
app.log.Debug("prepareProposal called with", logging.Int("txs", len(rawTxs)), logging.Int64("max-bytes", maxBytes))
// as transactions that are wrapped for sending in the next block are not removed from the mempool
// to avoid adding them both from the mempool and from the cache we need to check
// they were not in the cache.
// we still need to check that the transactions from previous block are passing pow and spam requirements.
addedFromPreviousHash := map[string]struct{}{}
delayedTxs := [][]byte{}
for _, txx := range app.txCache.GetRawTxs(height) {
tx, err := app.abci.GetTx(txx)
if err != nil {
continue
}
if !app.nilPow {
vr, d := app.pow.CheckBlockTx(tx)
validationResults = append(validationResults, pow.ValidationEntry{Tx: tx, Difficulty: d, ValResult: vr})
if vr != pow.ValidationResultSuccess && vr != pow.ValidationResultValidatorCommand {
app.log.Debug("pow failure", logging.Int64("validation-result", int64(vr)))
continue
}
}
if !app.nilSpam {
err := app.spam.CheckBlockTx(tx)
if err != nil {
app.log.Debug("spam error", logging.Error(err))
continue
}
}
if err := app.canSubmitTx(tx); err != nil {
continue
}
addedFromPreviousHash[hex.EncodeToString(tx.Hash())] = struct{}{}
delayedTxs = append(delayedTxs, txx)
totalBytes += int64(len(txx))
}
// wrap the transaction with information about gas wanted and priority
wrappedTxs := make([]*TxWrapper, 0, len(txs))
for i, v := range txs {
wtx, error := app.wrapTx(v, rawTxs[i], i)
if error != nil {
continue
}
if _, ok := addedFromPreviousHash[hex.EncodeToString(wtx.tx.Hash())]; ok {
app.log.Debug("ignoring mempool transaction corresponding to a delayed transaction from previous block")
continue
}
wrappedTxs = append(wrappedTxs, wtx)
}
// sort by priority descending. If priority is equal use the order in the mempol ascending
sort.Slice(wrappedTxs, func(i, j int) bool {
if wrappedTxs[i].priority == wrappedTxs[j].priority {
return wrappedTxs[i].timeIndex < wrappedTxs[j].timeIndex
}
return wrappedTxs[i].priority > wrappedTxs[j].priority
})
// add transactions to the block as long as we can without breaking size and gas limits in order of priority
maxGas := app.getMaxGas()
totalGasWanted := uint64(0)
cancellations := [][]byte{}
postOnly := [][]byte{}
anythingElseFromThisBlock := [][]byte{}
nextBlockRtx := [][]byte{}
for _, tx := range wrappedTxs {
totalBytes += int64(len(tx.raw))
if totalBytes > maxBytes {
break
}
totalGasWanted += tx.gasWanted
if totalGasWanted > maxGas {
break
}
if tx.tx.Command() == txn.DelayedTransactionsWrapper {
app.log.Debug("delayed transaction wrapper should never be submitted into the mempool")
continue
}
if !app.nilPow {
vr, d := app.pow.CheckBlockTx(tx.tx)
validationResults = append(validationResults, pow.ValidationEntry{Tx: tx.tx, Difficulty: d, ValResult: vr})
if vr != pow.ValidationResultSuccess && vr != pow.ValidationResultValidatorCommand {
app.log.Debug("pow failure", logging.Int64("validation-result", int64(vr)))
continue
}
}
if !app.nilSpam {
err := app.spam.CheckBlockTx(tx.tx)
if err != nil {
app.log.Debug("spam error", logging.Error(err))
continue
}
}
if err := app.canSubmitTx(tx.tx); err != nil {
continue
}
switch tx.tx.Command() {
case txn.CancelOrderCommand:
s := &commandspb.OrderCancellation{}