Problem: logs in callback contract are lost

Closes: #1231

Solution:
- re-emit those logs

CHANGELOG.md

@@ -8,6 +8,7 @@
 - [#1217](https://github.com/crypto-org-chain/cronos/pull/1217) Use the default chain-id behavour in sdk.
 - [#1216](https://github.com/crypto-org-chain/cronos/pull/1216) Update ethermint to fix of avoid redundant parse chainID from gensis when start server.
 - [#1230](https://github.com/crypto-org-chain/cronos/pull/1230) Fix mem store in versiondb multistore.
+- [#]() Re-emit logs in callback contract.
 
 *October 17, 2023*
 

integration_tests/test_ica_precompile.py

@@ -302,3 +302,5 @@ def submit_msgs_ro(func, str):
     assert expected_seq == last_seq
     assert status == Status.FAIL
     assert cli_host.balance(ica_address, denom=denom) == balance
+
+    print(tcontract.events.OnPacketResult().get_logs())

x/cronos/keeper/keeper.go

@@ -23,6 +23,7 @@ import (
 	cronosprecompiles "github.com/crypto-org-chain/cronos/v2/x/cronos/keeper/precompiles"
 	"github.com/crypto-org-chain/cronos/v2/x/cronos/types"
 	"github.com/ethereum/go-ethereum/common"
+	"github.com/ethereum/go-ethereum/core/vm"
 	// this line is used by starport scaffolding # ibc/keeper/import
 )
 
@@ -298,8 +299,17 @@ func (k Keeper) onPacketResult(
 		return err
 	}
 	gasLimit := k.GetParams(ctx).MaxCallbackGas
-	_, _, err = k.CallEVM(ctx, &contractAddr, data, big.NewInt(0), gasLimit)
-	return err
+	_, rsp, err := k.CallEVM(ctx, &contractAddr, data, big.NewInt(0), gasLimit)
+	if err != nil {
+		return err
+	}
+
+	if stateDB, ok := ctx.Value("statedb").(vm.StateDB); ok {
+		for _, l := range rsp.Logs {
+			stateDB.AddLog(l.ToEthereum())
+		}
+	}
+	return nil
 }
 
 func (k Keeper) IBCOnAcknowledgementPacketCallback(

x/cronos/keeper/precompiles/utils.go

@@ -45,6 +45,7 @@ func exec[Req any, PReq interface {
 	var res Resp
 	if err := stateDB.ExecuteNativeAction(contract, converter, func(ctx sdk.Context) error {
 		var err error
+		ctx = ctx.WithValue("statedb", stateDB)
 		res, err = action(ctx, msg)
 		return err
 	}); err != nil {