chore!: remove duplicate non-hexlified event attributes.

CHANGELOG.md

@@ -49,6 +49,7 @@ Ref: https://keepachangelog.com/en/1.0.0/
 * (core/02-client) [\#6084](https://github.com/cosmos/ibc-go/pull/6084) Removed `stakingKeeper` as an argument to `NewKeeper` and replaced with a `ConsensusHost` implementation.
 * (testing) [\#6070](https://github.com/cosmos/ibc-go/pull/6070) Remove `AssertEventsLegacy` function.
 * (core) [\#6138](https://github.com/cosmos/ibc-go/pull/6138) Remove `Router` reference from IBC core keeper and use instead the router on the existing `PortKeeper` reference.
+* (core/04-channel) [\#6023](https://github.com/cosmos/ibc-go/pull/6023) Remove emission of non-hexlified event attributes `packet_data` and `packet_ack`.
 
 ### State Machine Breaking
 

e2e/go.mod

@@ -2,6 +2,8 @@ module github.com/cosmos/ibc-go/e2e
 
 go 1.21
 
+replace github.com/strangelove-ventures/interchaintest/v8 => github.com/DimitrisJim/interchaintest/v8 v8.0.0-20240419095404-2c9270423b9a
+
 require (
 	cosmossdk.io/errors v1.0.1
 	cosmossdk.io/math v1.3.0
@@ -12,7 +14,7 @@ require (
 	github.com/cosmos/ibc-go/modules/light-clients/08-wasm v0.0.0-00010101000000-000000000000
 	github.com/cosmos/ibc-go/v8 v8.1.0
 	github.com/docker/docker v24.0.7+incompatible
-	github.com/strangelove-ventures/interchaintest/v8 v8.2.0
+	github.com/strangelove-ventures/interchaintest/v8 v8.2.1-0.20240419152858-c8b741617cd8
 	github.com/stretchr/testify v1.9.0
 	go.uber.org/zap v1.27.0
 	golang.org/x/mod v0.17.0
@@ -235,7 +237,6 @@ require (
 	golang.org/x/text v0.14.0 // indirect
 	golang.org/x/time v0.5.0 // indirect
 	golang.org/x/tools v0.20.0 // indirect
-	golang.org/x/xerrors v0.0.0-20231012003039-104605ab7028 // indirect
 	google.golang.org/api v0.162.0 // indirect
 	google.golang.org/appengine v1.6.8 // indirect
 	google.golang.org/genproto v0.0.0-20240227224415-6ceb2ff114de // indirect

e2e/go.sum

@@ -238,6 +238,8 @@ github.com/DataDog/datadog-go v4.8.3+incompatible h1:fNGaYSuObuQb5nzeTQqowRAd9bp
 github.com/DataDog/datadog-go v4.8.3+incompatible/go.mod h1:LButxg5PwREeZtORoXG3tL4fMGNddJ+vMq1mwgfaqoQ=
 github.com/DataDog/zstd v1.5.5 h1:oWf5W7GtOLgp6bciQYDmhHHjdhYkALu6S/5Ni9ZgSvQ=
 github.com/DataDog/zstd v1.5.5/go.mod h1:g4AWEaM3yOg3HYfnJ3YIawPnVdXJh9QME85blwSAmyw=
+github.com/DimitrisJim/interchaintest/v8 v8.0.0-20240419095404-2c9270423b9a h1:Ecz2QGDNdO/Hej2Dd490Vyg1yy55/2Lt2bN81tWuSgo=
+github.com/DimitrisJim/interchaintest/v8 v8.0.0-20240419095404-2c9270423b9a/go.mod h1:B1TjQjU1te0ek05LQGjDwEu1NwWpfmC3+eAEDtouY+0=
 github.com/FactomProject/basen v0.0.0-20150613233007-fe3947df716e h1:ahyvB3q25YnZWly5Gq1ekg6jcmWaGj/vG/MhF4aisoc=
 github.com/FactomProject/basen v0.0.0-20150613233007-fe3947df716e/go.mod h1:kGUqhHd//musdITWjFvNTHn90WG9bMLBEPQZ17Cmlpw=
 github.com/FactomProject/btcutilecc v0.0.0-20130527213604-d3a63a5752ec h1:1Qb69mGp/UtRPn422BH4/Y4Q3SLUrD9KHuDkm8iodFc=
@@ -1052,8 +1054,6 @@ github.com/spf13/pflag v1.0.5/go.mod h1:McXfInJRrz4CZXVZOBLb0bTZqETkiAhM9Iw0y3An
 github.com/spf13/viper v1.3.2/go.mod h1:ZiWeW+zYFKm7srdB9IoDzzZXaJaI5eL9QjNiN/DMA2s=
 github.com/spf13/viper v1.18.2 h1:LUXCnvUvSM6FXAsj6nnfc8Q2tp1dIgUfY9Kc8GsSOiQ=
 github.com/spf13/viper v1.18.2/go.mod h1:EKmWIqdnk5lOcmR72yw6hS+8OPYcwD0jteitLMVB+yk=
-github.com/strangelove-ventures/interchaintest/v8 v8.2.0 h1:EZXPvZXL1y/kvh9XI04A2stL+2UMvykhNUv28euRnL8=
-github.com/strangelove-ventures/interchaintest/v8 v8.2.0/go.mod h1:pupV0YN3A56/u9kHj9U1F8MdDUEolBIn05F0W1q/0oI=
 github.com/streadway/amqp v0.0.0-20190404075320-75d898a42a94/go.mod h1:AZpEONHx3DKn8O/DFsRAY58/XVQiIPMTMB1SddzLXVw=
 github.com/streadway/amqp v0.0.0-20190827072141-edfb9018d271/go.mod h1:AZpEONHx3DKn8O/DFsRAY58/XVQiIPMTMB1SddzLXVw=
 github.com/streadway/handy v0.0.0-20190108123426-d5acb3125c2a/go.mod h1:qNTQ5P5JnDBl6z3cMAg/SywNDC5ABu5ApDIw6lUbRmI=

modules/core/04-channel/keeper/events.go

@@ -125,7 +125,6 @@ func emitSendPacketEvent(ctx sdk.Context, packet types.Packet, channel types.Cha
 	ctx.EventManager().EmitEvents(sdk.Events{
 		sdk.NewEvent(
 			types.EventTypeSendPacket,
-			sdk.NewAttribute(types.AttributeKeyData, string(packet.GetData())), //nolint:staticcheck // DEPRECATED
 			sdk.NewAttribute(types.AttributeKeyDataHex, hex.EncodeToString(packet.GetData())),
 			sdk.NewAttribute(types.AttributeKeyTimeoutHeight, timeoutHeight.String()),
 			sdk.NewAttribute(types.AttributeKeyTimeoutTimestamp, fmt.Sprintf("%d", packet.GetTimeoutTimestamp())),
@@ -153,7 +152,6 @@ func emitRecvPacketEvent(ctx sdk.Context, packet types.Packet, channel types.Cha
 	ctx.EventManager().EmitEvents(sdk.Events{
 		sdk.NewEvent(
 			types.EventTypeRecvPacket,
-			sdk.NewAttribute(types.AttributeKeyData, string(packet.GetData())), //nolint:staticcheck // DEPRECATED
 			sdk.NewAttribute(types.AttributeKeyDataHex, hex.EncodeToString(packet.GetData())),
 			sdk.NewAttribute(types.AttributeKeyTimeoutHeight, packet.GetTimeoutHeight().String()),
 			sdk.NewAttribute(types.AttributeKeyTimeoutTimestamp, fmt.Sprintf("%d", packet.GetTimeoutTimestamp())),
@@ -180,7 +178,6 @@ func emitWriteAcknowledgementEvent(ctx sdk.Context, packet types.Packet, channel
 	ctx.EventManager().EmitEvents(sdk.Events{
 		sdk.NewEvent(
 			types.EventTypeWriteAck,
-			sdk.NewAttribute(types.AttributeKeyData, string(packet.GetData())), //nolint:staticcheck // DEPRECATED
 			sdk.NewAttribute(types.AttributeKeyDataHex, hex.EncodeToString(packet.GetData())),
 			sdk.NewAttribute(types.AttributeKeyTimeoutHeight, packet.GetTimeoutHeight().String()),
 			sdk.NewAttribute(types.AttributeKeyTimeoutTimestamp, fmt.Sprintf("%d", packet.GetTimeoutTimestamp())),
@@ -189,7 +186,6 @@ func emitWriteAcknowledgementEvent(ctx sdk.Context, packet types.Packet, channel
 			sdk.NewAttribute(types.AttributeKeySrcChannel, packet.GetSourceChannel()),
 			sdk.NewAttribute(types.AttributeKeyDstPort, packet.GetDestPort()),
 			sdk.NewAttribute(types.AttributeKeyDstChannel, packet.GetDestChannel()),
-			sdk.NewAttribute(types.AttributeKeyAck, string(acknowledgement)), //nolint:staticcheck // DEPRECATED
 			sdk.NewAttribute(types.AttributeKeyAckHex, hex.EncodeToString(acknowledgement)),
 			// we only support 1-hop packets now, and that is the most important hop for a relayer
 			// (is it going to a chain I am connected to)

modules/core/04-channel/types/events.go

@@ -31,11 +31,6 @@ const (
 	EventTypeAcknowledgePacket = "acknowledge_packet"
 	EventTypeTimeoutPacket     = "timeout_packet"
 
-	// Deprecated: in favor of AttributeKeyDataHex
-	AttributeKeyData = "packet_data"
-	// Deprecated: in favor of AttributeKeyAckHex
-	AttributeKeyAck = "packet_ack"
-
 	AttributeKeyDataHex          = "packet_data_hex"
 	AttributeKeyAckHex           = "packet_ack_hex"
 	AttributeKeyTimeoutHeight    = "packet_timeout_height"

testing/events.go

@@ -1,6 +1,7 @@
 package ibctesting
 
 import (
+	"encoding/hex"
 	"fmt"
 	"slices"
 	"strconv"
@@ -84,9 +85,12 @@ func ParsePacketsFromEvents(events []abci.Event) ([]channeltypes.Packet, error)
 			var packet channeltypes.Packet
 			for _, attr := range ev.Attributes {
 				switch attr.Key {
-				case channeltypes.AttributeKeyData: //nolint:staticcheck // DEPRECATED
-					packet.Data = []byte(attr.Value)
-
+				case channeltypes.AttributeKeyDataHex:
+					data, err := hex.DecodeString(attr.Value)
+					if err != nil {
+						return ferr(err)
+					}
+					packet.Data = data
 				case channeltypes.AttributeKeySequence:
 					seq, err := strconv.ParseUint(attr.Value, 10, 64)
 					if err != nil {
@@ -143,8 +147,13 @@ func ParseAckFromEvents(events []abci.Event) ([]byte, error) {
 	for _, ev := range events {
 		if ev.Type == channeltypes.EventTypeWriteAck {
 			for _, attr := range ev.Attributes {
-				if attr.Key == channeltypes.AttributeKeyAck { //nolint:staticcheck // DEPRECATED
-					return []byte(attr.Value), nil
+				if attr.Key == channeltypes.AttributeKeyAckHex {
+					value, err := hex.DecodeString(attr.Value)
+					if err != nil {
+						return nil, err
+					}
+
+					return value, nil
 				}
 			}
 		}

testing/events_test.go

@@ -1,6 +1,7 @@
 package ibctesting_test
 
 import (
+	"encoding/hex"
 	"testing"
 
 	"github.com/stretchr/testify/require"
@@ -29,8 +30,8 @@ func TestParsePacketsFromEvents(t *testing.T) {
 					Type: channeltypes.EventTypeSendPacket,
 					Attributes: []abci.EventAttribute{
 						{
-							Key:   channeltypes.AttributeKeyData,
-							Value: "data1",
+							Key:   channeltypes.AttributeKeyDataHex,
+							Value: hex.EncodeToString([]byte("data1")),
 						},
 						{
 							Key:   channeltypes.AttributeKeySequence,
@@ -69,8 +70,8 @@ func TestParsePacketsFromEvents(t *testing.T) {
 					Type: channeltypes.EventTypeSendPacket,
 					Attributes: []abci.EventAttribute{
 						{
-							Key:   channeltypes.AttributeKeyData,
-							Value: "data2",
+							Key:   channeltypes.AttributeKeyDataHex,
+							Value: hex.EncodeToString([]byte("data2")),
 						},
 						{
 							Key:   channeltypes.AttributeKeySequence,