Update AnteHandler in the Ethermint app (#83)

Author: austinabell

app/ante.go

@@ -173,6 +173,10 @@ func consumeSigGas(meter sdk.GasMeter, pubkey tmcrypto.PubKey) {
 	switch pubkey.(type) {
 	case crypto.PubKeySecp256k1:
 		meter.ConsumeGas(secp256k1VerifyCost, "ante verify: secp256k1")
+	// TODO: Remove allowing tm Pub key to sign transactions (if intended in final release)
+	// or until genesis utils are built into the evm or as their own module
+	case tmcrypto.PubKey:
+		meter.ConsumeGas(secp256k1VerifyCost, "ante verify: tendermint secp256k1")
 	default:
 		panic("Unrecognized signature type")
 	}

app/ethermint.go

@@ -217,7 +217,7 @@ func NewEthermintApp(
 	// initialize BaseApp
 	app.SetInitChainer(app.InitChainer)
 	app.SetBeginBlocker(app.BeginBlocker)
-	app.SetAnteHandler(auth.NewAnteHandler(app.accountKeeper, app.supplyKeeper, auth.DefaultSigVerificationGasConsumer))
+	app.SetAnteHandler(NewAnteHandler(app.accountKeeper, app.supplyKeeper))
 	app.SetEndBlocker(app.EndBlocker)
 
 	if loadLatest {