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mappings.go
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/
mappings.go
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package evm
import (
"encoding/hex"
"fmt"
sdk "github.com/cosmos/cosmos-sdk/types"
sdkacltypes "github.com/cosmos/cosmos-sdk/types/accesscontrol"
aclkeeper "github.com/cosmos/cosmos-sdk/x/accesscontrol/keeper"
acltypes "github.com/cosmos/cosmos-sdk/x/accesscontrol/types"
authtypes "github.com/cosmos/cosmos-sdk/x/auth/types"
banktypes "github.com/cosmos/cosmos-sdk/x/bank/types"
"github.com/sei-protocol/sei-chain/x/evm/ante"
evmkeeper "github.com/sei-protocol/sei-chain/x/evm/keeper"
"github.com/sei-protocol/sei-chain/x/evm/state"
evmtypes "github.com/sei-protocol/sei-chain/x/evm/types"
)
var ErrInvalidMessageType = fmt.Errorf("invalid message received for EVM Module")
func GetEVMDependencyGenerators(evmKeeper evmkeeper.Keeper) aclkeeper.DependencyGeneratorMap {
dependencyGeneratorMap := make(aclkeeper.DependencyGeneratorMap)
EVMTransactionMsgKey := acltypes.GenerateMessageKey(&evmtypes.MsgEVMTransaction{})
dependencyGeneratorMap[EVMTransactionMsgKey] = func(k aclkeeper.Keeper, ctx sdk.Context, msg sdk.Msg) ([]sdkacltypes.AccessOperation, error) {
return TransactionDependencyGenerator(k, evmKeeper, ctx, msg)
}
return dependencyGeneratorMap
}
func TransactionDependencyGenerator(_ aclkeeper.Keeper, evmKeeper evmkeeper.Keeper, ctx sdk.Context, msg sdk.Msg) ([]sdkacltypes.AccessOperation, error) {
evmMsg, ok := msg.(*evmtypes.MsgEVMTransaction)
if !ok {
return []sdkacltypes.AccessOperation{}, ErrInvalidMessageType
}
if evmMsg.IsAssociateTx() {
// msg server will be noop for AssociateTx; all work are done in ante
return []sdkacltypes.AccessOperation{*acltypes.CommitAccessOp()}, nil
}
if err := ante.Preprocess(ctx, evmMsg); err != nil {
return []sdkacltypes.AccessOperation{}, err
}
ops := []sdkacltypes.AccessOperation{}
ops = appendRWBalanceOps(ops, state.GetCoinbaseAddress(ctx.TxIndex()))
sender := evmMsg.Derived.SenderSeiAddr
ops = appendRWBalanceOps(ops, sender)
ops = append(ops,
sdkacltypes.AccessOperation{
AccessType: sdkacltypes.AccessType_READ,
ResourceType: sdkacltypes.ResourceType_KV_BANK_WEI_BALANCE,
IdentifierTemplate: hex.EncodeToString(append(banktypes.WeiBalancesPrefix, sender...)),
},
)
tx, _ := evmMsg.AsTransaction()
toAddress := tx.To()
if toAddress != nil {
seiAddress := evmKeeper.GetSeiAddressOrDefault(ctx, *toAddress)
ops = appendRWBalanceOps(ops, seiAddress)
ops = append(ops, sdkacltypes.AccessOperation{
AccessType: sdkacltypes.AccessType_READ,
ResourceType: sdkacltypes.ResourceType_KV_EVM_E2S,
IdentifierTemplate: hex.EncodeToString(evmtypes.EVMAddressToSeiAddressKey(*toAddress)),
}, sdkacltypes.AccessOperation{
AccessType: sdkacltypes.AccessType_READ,
ResourceType: sdkacltypes.ResourceType_KV_EVM_CODE_HASH,
IdentifierTemplate: hex.EncodeToString(append(evmtypes.CodeHashKeyPrefix, toAddress[:]...)),
}, sdkacltypes.AccessOperation{
AccessType: sdkacltypes.AccessType_READ,
ResourceType: sdkacltypes.ResourceType_KV_EVM_CODE,
IdentifierTemplate: hex.EncodeToString(append(evmtypes.CodeKeyPrefix, toAddress[:]...)),
}, sdkacltypes.AccessOperation{
AccessType: sdkacltypes.AccessType_READ,
ResourceType: sdkacltypes.ResourceType_KV_EVM_CODE_SIZE,
IdentifierTemplate: hex.EncodeToString(append(evmtypes.CodeSizeKeyPrefix, toAddress[:]...)),
}, sdkacltypes.AccessOperation{
AccessType: sdkacltypes.AccessType_READ,
ResourceType: sdkacltypes.ResourceType_KV_EVM_NONCE,
IdentifierTemplate: hex.EncodeToString(append(evmtypes.NonceKeyPrefix, toAddress[:]...)),
})
}
evmAddr := evmMsg.Derived.SenderEVMAddr
return append(ops, []sdkacltypes.AccessOperation{
{
AccessType: sdkacltypes.AccessType_READ,
ResourceType: sdkacltypes.ResourceType_KV_EVM_NONCE,
IdentifierTemplate: hex.EncodeToString(append(evmtypes.NonceKeyPrefix, evmAddr[:]...)),
},
{
AccessType: sdkacltypes.AccessType_WRITE,
ResourceType: sdkacltypes.ResourceType_KV_EVM_NONCE,
IdentifierTemplate: hex.EncodeToString(append(evmtypes.NonceKeyPrefix, evmAddr[:]...)),
},
{
AccessType: sdkacltypes.AccessType_WRITE,
ResourceType: sdkacltypes.ResourceType_KV_EVM_RECEIPT,
IdentifierTemplate: hex.EncodeToString(evmtypes.ReceiptKey(tx.Hash())),
},
{
AccessType: sdkacltypes.AccessType_READ,
ResourceType: sdkacltypes.ResourceType_KV_EVM_S2E,
IdentifierTemplate: hex.EncodeToString(evmtypes.SeiAddressToEVMAddressKey(evmKeeper.AccountKeeper().GetModuleAddress(authtypes.FeeCollectorName))),
},
{
AccessType: sdkacltypes.AccessType_READ,
ResourceType: sdkacltypes.ResourceType_KV_EVM_E2S,
IdentifierTemplate: hex.EncodeToString(evmtypes.EVMAddressToSeiAddressKey(evmAddr)),
},
{
AccessType: sdkacltypes.AccessType_READ,
ResourceType: sdkacltypes.ResourceType_KV_EVM_S2E,
IdentifierTemplate: hex.EncodeToString(evmtypes.SeiAddressToEVMAddressKey(evmMsg.Derived.SenderSeiAddr)),
},
{
AccessType: sdkacltypes.AccessType_READ,
ResourceType: sdkacltypes.ResourceType_KV_EVM_CODE_HASH,
IdentifierTemplate: hex.EncodeToString(append(evmtypes.CodeHashKeyPrefix, evmAddr[:]...)),
},
// TODO: maybe we modify this in the future but for now because evm doesnt use parallelv1 its fine to do this way
{AccessType: sdkacltypes.AccessType_UNKNOWN, ResourceType: sdkacltypes.ResourceType_ANY, IdentifierTemplate: "*"},
// Last Operation should always be a commit
*acltypes.CommitAccessOp(),
}...), nil
}
func appendRWBalanceOps(ops []sdkacltypes.AccessOperation, addr sdk.AccAddress) []sdkacltypes.AccessOperation {
idTempl := hex.EncodeToString(banktypes.CreateAccountBalancesPrefix(addr))
return append(ops,
sdkacltypes.AccessOperation{
AccessType: sdkacltypes.AccessType_READ,
ResourceType: sdkacltypes.ResourceType_KV_BANK_BALANCES,
IdentifierTemplate: idTempl,
},
sdkacltypes.AccessOperation{
AccessType: sdkacltypes.AccessType_WRITE,
ResourceType: sdkacltypes.ResourceType_KV_BANK_BALANCES,
IdentifierTemplate: idTempl,
},
sdkacltypes.AccessOperation{
AccessType: sdkacltypes.AccessType_READ,
ResourceType: sdkacltypes.ResourceType_KV_AUTH_ADDRESS_STORE,
IdentifierTemplate: hex.EncodeToString(authtypes.AddressStoreKey(addr)),
})
}