/
relayer.go
284 lines (271 loc) · 10.8 KB
/
relayer.go
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package precompiles
import (
"errors"
"fmt"
"cosmossdk.io/log"
"github.com/cosmos/cosmos-sdk/codec"
"github.com/ethereum/go-ethereum/accounts/abi"
"github.com/ethereum/go-ethereum/common"
"github.com/ethereum/go-ethereum/core"
"github.com/ethereum/go-ethereum/core/vm"
"github.com/ethereum/go-ethereum/params"
authtypes "github.com/cosmos/cosmos-sdk/x/auth/types"
cronosevents "github.com/crypto-org-chain/cronos/v2/x/cronos/events"
"github.com/crypto-org-chain/cronos/v2/x/cronos/events/bindings/cosmos/precompile/relayer"
"github.com/crypto-org-chain/cronos/v2/x/cronos/types"
)
var (
irelayerABI abi.ABI
relayerContractAddress = common.BytesToAddress([]byte{101})
relayerMethodNamedByMethod = map[[4]byte]string{}
relayerGasRequiredByMethod = map[[4]byte]uint64{}
)
const (
CreateClient = "createClient"
UpdateClient = "updateClient"
UpgradeClient = "upgradeClient"
SubmitMisbehaviour = "submitMisbehaviour"
ConnectionOpenInit = "connectionOpenInit"
ConnectionOpenTry = "connectionOpenTry"
ConnectionOpenAck = "connectionOpenAck"
ConnectionOpenConfirm = "connectionOpenConfirm"
ChannelOpenInit = "channelOpenInit"
ChannelOpenTry = "channelOpenTry"
ChannelOpenAck = "channelOpenAck"
ChannelOpenConfirm = "channelOpenConfirm"
ChannelCloseInit = "channelCloseInit"
ChannelCloseConfirm = "channelCloseConfirm"
RecvPacket = "recvPacket"
Acknowledgement = "acknowledgement"
Timeout = "timeout"
TimeoutOnClose = "timeoutOnClose"
UpdateClientAndConnectionOpenInit = "updateClientAndConnectionOpenInit"
UpdateClientAndConnectionOpenTry = "updateClientAndConnectionOpenTry"
UpdateClientAndConnectionOpenAck = "updateClientAndConnectionOpenAck"
UpdateClientAndConnectionOpenConfirm = "updateClientAndConnectionOpenConfirm"
UpdateClientAndChannelOpenInit = "updateClientAndChannelOpenInit"
UpdateClientAndChannelOpenTry = "updateClientAndChannelOpenTry"
UpdateClientAndChannelOpenAck = "updateClientAndChannelOpenAck"
UpdateClientAndChannelCloseInit = "updateClientAndChannelCloseInit"
UpdateClientAndChannelCloseConfirm = "updateClientAndChannelCloseConfirm"
UpdateClientAndChannelOpenConfirm = "updateClientAndChannelOpenConfirm"
UpdateClientAndRecvPacket = "updateClientAndRecvPacket"
UpdateClientAndAcknowledgement = "updateClientAndAcknowledgement"
UpdateClientAndTimeout = "updateClientAndTimeout"
UpdateClientAndTimeoutOnClose = "updateClientAndTimeoutOnClose"
)
func init() {
if err := irelayerABI.UnmarshalJSON([]byte(relayer.RelayerFunctionsMetaData.ABI)); err != nil {
panic(err)
}
for methodName := range irelayerABI.Methods {
var methodID [4]byte
copy(methodID[:], irelayerABI.Methods[methodName].ID[:4])
switch methodName {
case CreateClient:
relayerGasRequiredByMethod[methodID] = 117462
case UpdateClient:
relayerGasRequiredByMethod[methodID] = 111894
case UpgradeClient:
relayerGasRequiredByMethod[methodID] = 400000
case ConnectionOpenInit:
relayerGasRequiredByMethod[methodID] = 19755
case ConnectionOpenTry:
relayerGasRequiredByMethod[methodID] = 38468
case ConnectionOpenAck:
relayerGasRequiredByMethod[methodID] = 29603
case ConnectionOpenConfirm:
relayerGasRequiredByMethod[methodID] = 12865
case ChannelOpenInit:
relayerGasRequiredByMethod[methodID] = 68701
case ChannelOpenTry:
relayerGasRequiredByMethod[methodID] = 70562
case ChannelOpenAck:
relayerGasRequiredByMethod[methodID] = 22127
case ChannelOpenConfirm:
relayerGasRequiredByMethod[methodID] = 21190
case ChannelCloseConfirm:
relayerGasRequiredByMethod[methodID] = 31199
case RecvPacket:
relayerGasRequiredByMethod[methodID] = 144025
case Acknowledgement:
relayerGasRequiredByMethod[methodID] = 61781
case Timeout:
relayerGasRequiredByMethod[methodID] = 104283
case UpdateClientAndConnectionOpenTry:
relayerGasRequiredByMethod[methodID] = 150362
case UpdateClientAndConnectionOpenConfirm:
relayerGasRequiredByMethod[methodID] = 124820
case UpdateClientAndChannelOpenTry:
relayerGasRequiredByMethod[methodID] = 182676
case UpdateClientAndChannelOpenConfirm:
relayerGasRequiredByMethod[methodID] = 132734
case UpdateClientAndRecvPacket:
relayerGasRequiredByMethod[methodID] = 257120
case UpdateClientAndConnectionOpenInit:
relayerGasRequiredByMethod[methodID] = 131649
case UpdateClientAndConnectionOpenAck:
relayerGasRequiredByMethod[methodID] = 141558
case UpdateClientAndChannelOpenInit:
relayerGasRequiredByMethod[methodID] = 180815
case UpdateClientAndChannelOpenAck:
relayerGasRequiredByMethod[methodID] = 133834
case UpdateClientAndChannelCloseConfirm:
relayerGasRequiredByMethod[methodID] = 143366
case UpdateClientAndTimeout:
relayerGasRequiredByMethod[methodID] = 230638
case UpdateClientAndAcknowledgement:
relayerGasRequiredByMethod[methodID] = 174785
default:
relayerGasRequiredByMethod[methodID] = 100000
}
relayerMethodNamedByMethod[methodID] = methodName
}
}
type RelayerContract struct {
BaseContract
cdc codec.Codec
ibcKeeper types.IbcKeeper
logger log.Logger
isHomestead bool
isIstanbul bool
isShanghai bool
}
func NewRelayerContract(ibcKeeper types.IbcKeeper, cdc codec.Codec, rules params.Rules, logger log.Logger) vm.PrecompiledContract {
return &RelayerContract{
BaseContract: NewBaseContract(relayerContractAddress),
ibcKeeper: ibcKeeper,
cdc: cdc,
isHomestead: rules.IsHomestead,
isIstanbul: rules.IsIstanbul,
isShanghai: rules.IsShanghai,
logger: logger.With("precompiles", "relayer"),
}
}
func (bc *RelayerContract) Address() common.Address {
return relayerContractAddress
}
// RequiredGas calculates the contract gas use
// `max(0, len(input) * DefaultTxSizeCostPerByte + requiredGasTable[methodPrefix] - intrinsicGas)`
func (bc *RelayerContract) RequiredGas(input []byte) (gas uint64) {
// base cost to prevent large input size
inputLen := len(input)
baseCost := uint64(inputLen) * authtypes.DefaultTxSizeCostPerByte
var methodID [4]byte
copy(methodID[:], input[:4])
requiredGas, ok := relayerGasRequiredByMethod[methodID]
intrinsicGas, _ := core.IntrinsicGas(input, nil, false, bc.isHomestead, bc.isIstanbul, bc.isShanghai)
defer func() {
methodName := relayerMethodNamedByMethod[methodID]
bc.logger.Debug("required", "gas", gas, "method", methodName, "len", inputLen, "intrinsic", intrinsicGas)
}()
if !ok {
requiredGas = 0
}
total := requiredGas + baseCost
if total < intrinsicGas {
return 0
}
return total - intrinsicGas
}
func (bc *RelayerContract) Run(evm *vm.EVM, contract *vm.Contract, readonly bool) ([]byte, error) {
if readonly {
return nil, errors.New("the method is not readonly")
}
if len(contract.Input) < 4 {
return nil, errors.New("input too short")
}
// parse input
methodID := contract.Input[:4]
method, err := irelayerABI.MethodById(methodID)
if err != nil {
return nil, err
}
stateDB := evm.StateDB.(ExtStateDB)
var res []byte
precompileAddr := bc.Address()
args, err := method.Inputs.Unpack(contract.Input[4:])
if err != nil {
return nil, errors.New("fail to unpack input arguments")
}
input := args[0].([]byte)
converter := cronosevents.RelayerConvertEvent
e := &Executor{
cdc: bc.cdc,
stateDB: stateDB,
caller: contract.CallerAddress,
contract: precompileAddr,
input: input,
converter: converter,
}
if len(args) > 1 {
e.input2 = args[1].([]byte)
}
switch method.Name {
case CreateClient:
res, err = exec(e, bc.ibcKeeper.CreateClient)
case UpdateClient:
res, err = exec(e, bc.ibcKeeper.UpdateClient)
case UpgradeClient:
res, err = exec(e, bc.ibcKeeper.UpgradeClient)
case ConnectionOpenInit:
res, err = exec(e, bc.ibcKeeper.ConnectionOpenInit)
case ConnectionOpenTry:
res, err = exec(e, bc.ibcKeeper.ConnectionOpenTry)
case ConnectionOpenAck:
res, err = exec(e, bc.ibcKeeper.ConnectionOpenAck)
case ConnectionOpenConfirm:
res, err = exec(e, bc.ibcKeeper.ConnectionOpenConfirm)
case ChannelOpenInit:
res, err = exec(e, bc.ibcKeeper.ChannelOpenInit)
case ChannelOpenTry:
res, err = exec(e, bc.ibcKeeper.ChannelOpenTry)
case ChannelOpenAck:
res, err = exec(e, bc.ibcKeeper.ChannelOpenAck)
case ChannelOpenConfirm:
res, err = exec(e, bc.ibcKeeper.ChannelOpenConfirm)
case ChannelCloseInit:
res, err = exec(e, bc.ibcKeeper.ChannelCloseInit)
case ChannelCloseConfirm:
res, err = exec(e, bc.ibcKeeper.ChannelCloseConfirm)
case RecvPacket:
res, err = exec(e, bc.ibcKeeper.RecvPacket)
case Acknowledgement:
res, err = exec(e, bc.ibcKeeper.Acknowledgement)
case Timeout:
res, err = exec(e, bc.ibcKeeper.Timeout)
case TimeoutOnClose:
res, err = exec(e, bc.ibcKeeper.TimeoutOnClose)
case UpdateClientAndConnectionOpenInit:
res, err = execMultiple(e, bc.ibcKeeper.UpdateClient, bc.ibcKeeper.ConnectionOpenInit)
case UpdateClientAndConnectionOpenTry:
res, err = execMultiple(e, bc.ibcKeeper.UpdateClient, bc.ibcKeeper.ConnectionOpenTry)
case UpdateClientAndConnectionOpenAck:
res, err = execMultiple(e, bc.ibcKeeper.UpdateClient, bc.ibcKeeper.ConnectionOpenAck)
case UpdateClientAndConnectionOpenConfirm:
res, err = execMultiple(e, bc.ibcKeeper.UpdateClient, bc.ibcKeeper.ConnectionOpenConfirm)
case UpdateClientAndChannelOpenInit:
res, err = execMultiple(e, bc.ibcKeeper.UpdateClient, bc.ibcKeeper.ChannelOpenInit)
case UpdateClientAndChannelOpenTry:
res, err = execMultiple(e, bc.ibcKeeper.UpdateClient, bc.ibcKeeper.ChannelOpenTry)
case UpdateClientAndChannelCloseInit:
res, err = execMultiple(e, bc.ibcKeeper.UpdateClient, bc.ibcKeeper.ChannelCloseInit)
case UpdateClientAndChannelCloseConfirm:
res, err = execMultiple(e, bc.ibcKeeper.UpdateClient, bc.ibcKeeper.ChannelCloseConfirm)
case UpdateClientAndChannelOpenAck:
res, err = execMultiple(e, bc.ibcKeeper.UpdateClient, bc.ibcKeeper.ChannelOpenAck)
case UpdateClientAndChannelOpenConfirm:
res, err = execMultiple(e, bc.ibcKeeper.UpdateClient, bc.ibcKeeper.ChannelOpenConfirm)
case UpdateClientAndRecvPacket:
res, err = execMultiple(e, bc.ibcKeeper.UpdateClient, bc.ibcKeeper.RecvPacket)
case UpdateClientAndAcknowledgement:
res, err = execMultiple(e, bc.ibcKeeper.UpdateClient, bc.ibcKeeper.Acknowledgement)
case UpdateClientAndTimeout:
res, err = execMultiple(e, bc.ibcKeeper.UpdateClient, bc.ibcKeeper.Timeout)
case UpdateClientAndTimeoutOnClose:
res, err = execMultiple(e, bc.ibcKeeper.UpdateClient, bc.ibcKeeper.TimeoutOnClose)
default:
return nil, fmt.Errorf("unknown method: %s", method.Name)
}
return res, err
}