stargate: migrate types (#670)

* changelog v0.4.0 * stargate: types changes * msg and handler changes * validation * fixes * more fixes * more test fixes * changelog * changelog * lint * rm comment * lint * redundant if condition
2021-01-06 17:56:40 -03:00
parent 64ada18b01
commit 9cbb4dcf6d
33 changed files with 540 additions and 586 deletions
@@ -29,93 +29,16 @@ func NewHandler(k Keeper) sdk.Handler {

 // handleMsgEthereumTx handles an Ethereum specific tx
 func handleMsgEthereumTx(ctx sdk.Context, k Keeper, msg types.MsgEthereumTx) (*sdk.Result, error) {
-	// parse the chainID from a string to a base-10 integer
-	chainIDEpoch, err := ethermint.ParseChainID(ctx.ChainID())
+	// execute state transition
+	res, err := k.EthereumTx(ctx, msg)
 	if err != nil {
 		return nil, err
 	}

-	// Verify signature and retrieve sender address
-	sender, err := msg.VerifySig(chainIDEpoch)
-	if err != nil {
-		return nil, err
-	}
+	// log state transition result
+	k.Logger(ctx).Info(res.Log)

-	txHash := tmtypes.Tx(ctx.TxBytes()).Hash()
-	ethHash := common.BytesToHash(txHash)
-
-	st := types.StateTransition{
-		AccountNonce: msg.Data.AccountNonce,
-		Price:        msg.Data.Price,
-		GasLimit:     msg.Data.GasLimit,
-		Recipient:    msg.Data.Recipient,
-		Amount:       msg.Data.Amount,
-		Payload:      msg.Data.Payload,
-		Csdb:         k.CommitStateDB.WithContext(ctx),
-		ChainID:      chainIDEpoch,
-		TxHash:       &ethHash,
-		Sender:       sender,
-		Simulate:     ctx.IsCheckTx(),
-	}
-
-	// since the txCount is used by the stateDB, and a simulated tx is run only on the node it's submitted to,
-	// then this will cause the txCount/stateDB of the node that ran the simulated tx to be different than the
-	// other nodes, causing a consensus error
-	if !st.Simulate {
-		// Prepare db for logs
-		blockHash := types.HashFromContext(ctx)
-		k.CommitStateDB.Prepare(ethHash, blockHash, k.TxCount)
-		k.TxCount++
-	}
-
-	config, found := k.GetChainConfig(ctx)
-	if !found {
-		return nil, types.ErrChainConfigNotFound
-	}
-
-	executionResult, err := st.TransitionDb(ctx, config)
-	if err != nil {
-		return nil, err
-	}
-
-	if !st.Simulate {
-		// update block bloom filter
-		k.Bloom.Or(k.Bloom, executionResult.Bloom)
-
-		// update transaction logs in KVStore
-		err = k.SetLogs(ctx, common.BytesToHash(txHash), executionResult.Logs)
-		if err != nil {
-			panic(err)
-		}
-	}
-
-	// log successful execution
-	k.Logger(ctx).Info(executionResult.Result.Log)
-
-	ctx.EventManager().EmitEvents(sdk.Events{
-		sdk.NewEvent(
-			types.EventTypeEthereumTx,
-			sdk.NewAttribute(sdk.AttributeKeyAmount, msg.Data.Amount.String()),
-		),
-		sdk.NewEvent(
-			sdk.EventTypeMessage,
-			sdk.NewAttribute(sdk.AttributeKeyModule, types.AttributeValueCategory),
-			sdk.NewAttribute(sdk.AttributeKeySender, sender.String()),
-		),
-	})
-
-	if msg.Data.Recipient != nil {
-		ctx.EventManager().EmitEvent(
-			sdk.NewEvent(
-				types.EventTypeEthereumTx,
-				sdk.NewAttribute(types.AttributeKeyRecipient, msg.Data.Recipient.String()),
-			),
-		)
-	}
-
-	// set the events to the result
-	executionResult.Result.Events = ctx.EventManager().Events()
-	return executionResult.Result, nil
+	return res, nil
 }

 // handleMsgEthermint handles an sdk.StdTx for an Ethereum state transition