feat: Add support for ICS-20 TransferV2

go.mod

@@ -3,7 +3,7 @@ module github.com/CosmWasm/wasmd
 go 1.23.1
 
 require (
-	github.com/CosmWasm/wasmvm/v2 v2.2.1
+	github.com/CosmWasm/wasmvm/v2 v2.2.2-0.20250127092931-0322ca5cbd27
 	github.com/cosmos/cosmos-proto v1.0.0-beta.5
 	github.com/cosmos/cosmos-sdk v0.50.11
 	github.com/cosmos/gogogateway v1.2.0 // indirect
@@ -220,6 +220,7 @@ require (
 )
 
 replace (
+
 	github.com/99designs/keyring => github.com/cosmos/keyring v1.2.0
 	// dgrijalva/jwt-go is deprecated and doesn't receive security updates.
 	// See: https://github.com/cosmos/cosmos-sdk/issues/13134

go.sum

@@ -229,6 +229,8 @@ github.com/BurntSushi/toml v0.3.1/go.mod h1:xHWCNGjB5oqiDr8zfno3MHue2Ht5sIBksp03
 github.com/BurntSushi/xgb v0.0.0-20160522181843-27f122750802/go.mod h1:IVnqGOEym/WlBOVXweHU+Q+/VP0lqqI8lqeDx9IjBqo=
 github.com/CosmWasm/wasmvm/v2 v2.2.1 h1:cmOnM+TDfUl2VRugeo1eJBw4U/Lw0WLviuQHKSo9DVQ=
 github.com/CosmWasm/wasmvm/v2 v2.2.1/go.mod h1:bMhLQL4Yp9CzJi9A83aR7VO9wockOsSlZbT4ztOl6bg=
+github.com/CosmWasm/wasmvm/v2 v2.2.2-0.20250127092931-0322ca5cbd27 h1:E7YmMpKjj3wHvtxCesEoCNcg7ft502+U+QSUycqvkDM=
+github.com/CosmWasm/wasmvm/v2 v2.2.2-0.20250127092931-0322ca5cbd27/go.mod h1:bMhLQL4Yp9CzJi9A83aR7VO9wockOsSlZbT4ztOl6bg=
 github.com/DataDog/datadog-go v3.2.0+incompatible/go.mod h1:LButxg5PwREeZtORoXG3tL4fMGNddJ+vMq1mwgfaqoQ=
 github.com/DataDog/datadog-go v4.8.3+incompatible h1:fNGaYSuObuQb5nzeTQqowRAd9bpDIRRV4/gUtIBjh8Q=
 github.com/DataDog/datadog-go v4.8.3+incompatible/go.mod h1:LButxg5PwREeZtORoXG3tL4fMGNddJ+vMq1mwgfaqoQ=

tests/e2e/ibc_callbacks_test.go

@@ -64,6 +64,7 @@ func TestIBCCallbacks(t *testing.T) {
 		ToAddress      string `json:"to_address"`
 		ChannelID      string `json:"channel_id"`
 		TimeoutSeconds uint32 `json:"timeout_seconds"`
+		ChannelVersion string `json:"channel_version"`
 	}
 	// ExecuteMsg is the ibc-callbacks contract's execute msg
 	type ExecuteMsg struct {
@@ -88,6 +89,7 @@ func TestIBCCallbacks(t *testing.T) {
 				Transfer: &TransferExecMsg{
 					ChannelID:      path.EndpointA.ChannelID,
 					TimeoutSeconds: 100,
+					ChannelVersion: "V2",
 				},
 			},
 			expAck: true,
@@ -97,6 +99,7 @@ func TestIBCCallbacks(t *testing.T) {
 				Transfer: &TransferExecMsg{
 					ChannelID:      path.EndpointA.ChannelID,
 					TimeoutSeconds: 1,
+					ChannelVersion: "V2",
 				},
 			},
 			expAck: false,

x/wasm/keeper/handler_plugin_encoders.go

@@ -321,6 +321,34 @@ func EncodeIBCMsg(portSource types.ICS20TransferPortSource) func(ctx sdk.Context
 				Memo:             msg.Transfer.Memo,
 			}
 			return []sdk.Msg{msg}, nil
+		case msg.TransferV2 != nil:
+			tokens := []sdk.Coin{}
+			for _, token := range msg.TransferV2.Tokens {
+				trace := []ibctransfertypes.Hop{}
+				for _, hop := range token.Trace {
+					newHop := ibctransfertypes.NewHop(hop.PortID, hop.ChannelID)
+					trace = append(trace, newHop)
+				}
+				coin, err := ibctransfertypes.Token{
+					Amount: token.Amount,
+					Denom:  ibctransfertypes.NewDenom(token.Base, trace...),
+				}.ToCoin()
+				if err != nil {
+					return nil, errorsmod.Wrap(sdkerrors.ErrInvalidCoins, token.Amount+token.Base)
+				}
+				tokens = append(tokens, coin)
+			}
+			msg := &ibctransfertypes.MsgTransfer{
+				SourcePort:       portSource.GetPort(ctx),
+				SourceChannel:    msg.TransferV2.ChannelID,
+				Tokens:           tokens,
+				Sender:           sender.String(),
+				Receiver:         msg.TransferV2.ToAddress,
+				TimeoutHeight:    ConvertWasmIBCTimeoutHeightToCosmosHeight(msg.TransferV2.Timeout.Block),
+				TimeoutTimestamp: msg.TransferV2.Timeout.Timestamp,
+				Memo:             msg.TransferV2.Memo,
+			}
+			return []sdk.Msg{msg}, nil
 		case msg.PayPacketFee != nil:
 			fee, err := ConvertIBCFee(&msg.PayPacketFee.Fee)
 			if err != nil {