feat: ics29 fee enabled channel queries

CHANGELOG.md

@@ -51,6 +51,8 @@ Ref: https://keepachangelog.com/en/1.0.0/
 
 * (apps/29-fee) [\#1224](https://github.com/cosmos/ibc-go/pull/1224) Adding Query/CounterpartyAddress and CLI to ICS29 fee middleware
 
+* (apps/29-fee) [\#1225](https://github.com/cosmos/ibc-go/pull/1225) Adding Query/FeeEnabledChannel and Query/FeeEnabledChannels with CLIs to ICS29 fee middleware.
+
 ### Bug Fixes
 
 * (modules/core/04-channel) [\#1130](https://github.com/cosmos/ibc-go/pull/1130) Call `packet.GetSequence()` rather than passing func in `WriteAcknowledgement` log output

docs/ibc/proto-docs.md

@@ -46,6 +46,10 @@
 - [ibc/applications/fee/v1/query.proto](#ibc/applications/fee/v1/query.proto)
     - [QueryCounterpartyAddressRequest](#ibc.applications.fee.v1.QueryCounterpartyAddressRequest)
     - [QueryCounterpartyAddressResponse](#ibc.applications.fee.v1.QueryCounterpartyAddressResponse)
+    - [QueryFeeEnabledChannelRequest](#ibc.applications.fee.v1.QueryFeeEnabledChannelRequest)
+    - [QueryFeeEnabledChannelResponse](#ibc.applications.fee.v1.QueryFeeEnabledChannelResponse)
+    - [QueryFeeEnabledChannelsRequest](#ibc.applications.fee.v1.QueryFeeEnabledChannelsRequest)
+    - [QueryFeeEnabledChannelsResponse](#ibc.applications.fee.v1.QueryFeeEnabledChannelsResponse)
     - [QueryIncentivizedPacketRequest](#ibc.applications.fee.v1.QueryIncentivizedPacketRequest)
     - [QueryIncentivizedPacketResponse](#ibc.applications.fee.v1.QueryIncentivizedPacketResponse)
     - [QueryIncentivizedPacketsForChannelRequest](#ibc.applications.fee.v1.QueryIncentivizedPacketsForChannelRequest)
@@ -939,6 +943,68 @@ QueryCounterpartyAddressResponse defines the response type for the CounterpartyA
 
 
 
+<a name="ibc.applications.fee.v1.QueryFeeEnabledChannelRequest"></a>
+
+### QueryFeeEnabledChannelRequest
+QueryFeeEnabledChannelRequest defines the request type for the FeeEnabledChannel rpc
+
+
+| Field | Type | Label | Description |
+| ----- | ---- | ----- | ----------- |
+| `port_id` | [string](#string) |  | unique port identifier |
+| `channel_id` | [string](#string) |  | unique channel identifier |
+
+
+
+
+
+
+<a name="ibc.applications.fee.v1.QueryFeeEnabledChannelResponse"></a>
+
+### QueryFeeEnabledChannelResponse
+QueryFeeEnabledChannelResponse defines the response type for the FeeEnabledChannel rpc
+
+
+| Field | Type | Label | Description |
+| ----- | ---- | ----- | ----------- |
+| `fee_enabled` | [bool](#bool) |  | boolean flag representing the fee enabled channel status |
+
+
+
+
+
+
+<a name="ibc.applications.fee.v1.QueryFeeEnabledChannelsRequest"></a>
+
+### QueryFeeEnabledChannelsRequest
+QueryFeeEnabledChannelsRequest defines the request type for the FeeEnabledChannels rpc
+
+
+| Field | Type | Label | Description |
+| ----- | ---- | ----- | ----------- |
+| `pagination` | [cosmos.base.query.v1beta1.PageRequest](#cosmos.base.query.v1beta1.PageRequest) |  | pagination defines an optional pagination for the request. |
+| `query_height` | [uint64](#uint64) |  | block height at which to query |
+
+
+
+
+
+
+<a name="ibc.applications.fee.v1.QueryFeeEnabledChannelsResponse"></a>
+
+### QueryFeeEnabledChannelsResponse
+QueryFeeEnabledChannelsResponse defines the response type for the FeeEnabledChannels rpc
+
+
+| Field | Type | Label | Description |
+| ----- | ---- | ----- | ----------- |
+| `fee_enabled_channels` | [FeeEnabledChannel](#ibc.applications.fee.v1.FeeEnabledChannel) | repeated | list of fee enabled channels |
+
+
+
+
+
+
 <a name="ibc.applications.fee.v1.QueryIncentivizedPacketRequest"></a>
 
 ### QueryIncentivizedPacketRequest
@@ -1145,6 +1211,8 @@ Query defines the ICS29 gRPC querier service.
 | `TotalAckFees` | [QueryTotalAckFeesRequest](#ibc.applications.fee.v1.QueryTotalAckFeesRequest) | [QueryTotalAckFeesResponse](#ibc.applications.fee.v1.QueryTotalAckFeesResponse) | TotalAckFees returns the total acknowledgement fees for a packet given its identifier | GET|/ibc/apps/fee/v1/total_ack_fees/port/{packet_id.port_id}/channel/{packet_id.channel_id}/sequence/{packet_id.sequence}|
 | `TotalTimeoutFees` | [QueryTotalTimeoutFeesRequest](#ibc.applications.fee.v1.QueryTotalTimeoutFeesRequest) | [QueryTotalTimeoutFeesResponse](#ibc.applications.fee.v1.QueryTotalTimeoutFeesResponse) | TotalTimeoutFees returns the total timeout fees for a packet given its identifier | GET|/ibc/apps/fee/v1/total_timeout_fees/port/{packet_id.port_id}/channel/{packet_id.channel_id}/sequence/{packet_id.sequence}|
 | `CounterpartyAddress` | [QueryCounterpartyAddressRequest](#ibc.applications.fee.v1.QueryCounterpartyAddressRequest) | [QueryCounterpartyAddressResponse](#ibc.applications.fee.v1.QueryCounterpartyAddressResponse) | CounterpartyAddress returns the registered counterparty address for forward relaying | GET|/ibc/apps/fee/v1/counterparty_address/{relayer_address}/channel/{channel_id}|
+| `FeeEnabledChannels` | [QueryFeeEnabledChannelsRequest](#ibc.applications.fee.v1.QueryFeeEnabledChannelsRequest) | [QueryFeeEnabledChannelsResponse](#ibc.applications.fee.v1.QueryFeeEnabledChannelsResponse) | FeeEnabledChannels returns a list of all fee enabled channels | GET|/ibc/apps/fee/v1/fee_enabled|
+| `FeeEnabledChannel` | [QueryFeeEnabledChannelRequest](#ibc.applications.fee.v1.QueryFeeEnabledChannelRequest) | [QueryFeeEnabledChannelResponse](#ibc.applications.fee.v1.QueryFeeEnabledChannelResponse) | FeeEnabledChannel returns true if the provided port and channel identifiers belong to a fee enabled channel | GET|/ibc/apps/fee/v1/fee_enabled/port/{port_id}/channel/{channel_id}|
 
  <!-- end services -->
 

modules/apps/29-fee/client/cli/cli.go

@@ -21,6 +21,8 @@ func GetQueryCmd() *cobra.Command {
 		GetCmdTotalAckFees(),
 		GetCmdTotalTimeoutFees(),
 		GetCmdCounterpartyAddress(),
+		GetCmdFeeEnabledChannel(),
+		GetCmdFeeEnabledChannels(),
 	)
 
 	return queryCmd

modules/apps/29-fee/client/cli/query.go

@@ -274,3 +274,79 @@ func GetCmdCounterpartyAddress() *cobra.Command {
 
 	return cmd
 }
+
+// GetCmdFeeEnabledChannels returns the command handler for the Query/FeeEnabledChannels rpc.
+func GetCmdFeeEnabledChannels() *cobra.Command {
+	cmd := &cobra.Command{
+		Use:     "channels",
+		Short:   "Query the ibc-fee enabled channels",
+		Long:    "Query the ibc-fee enabled channels",
+		Args:    cobra.NoArgs,
+		Example: fmt.Sprintf("%s query ibc-fee channels", version.AppName),
+		RunE: func(cmd *cobra.Command, args []string) error {
+			clientCtx, err := client.GetClientQueryContext(cmd)
+			if err != nil {
+				return err
+			}
+
+			pageReq, err := client.ReadPageRequest(cmd.Flags())
+			if err != nil {
+				return err
+			}
+
+			req := &types.QueryFeeEnabledChannelsRequest{
+				Pagination:  pageReq,
+				QueryHeight: uint64(clientCtx.Height),
+			}
+
+			queryClient := types.NewQueryClient(clientCtx)
+
+			res, err := queryClient.FeeEnabledChannels(cmd.Context(), req)
+			if err != nil {
+				return err
+			}
+
+			return clientCtx.PrintProto(res)
+		},
+	}
+
+	flags.AddQueryFlagsToCmd(cmd)
+	flags.AddPaginationFlagsToCmd(cmd, "channels")
+
+	return cmd
+}
+
+// GetCmdFeeEnabledChannel returns the command handler for the Query/FeeEnabledChannel rpc.
+func GetCmdFeeEnabledChannel() *cobra.Command {
+	cmd := &cobra.Command{
+		Use:     "channel [port-id] [channel-id]",
+		Short:   "Query the ibc-fee enabled status of a channel",
+		Long:    "Query the ibc-fee enabled status of a channel",
+		Args:    cobra.ExactArgs(2),
+		Example: fmt.Sprintf("%s query ibc-fee channel transfer channel-6", version.AppName),
+		RunE: func(cmd *cobra.Command, args []string) error {
+			clientCtx, err := client.GetClientQueryContext(cmd)
+			if err != nil {
+				return err
+			}
+
+			req := &types.QueryFeeEnabledChannelRequest{
+				PortId:    args[0],
+				ChannelId: args[1],
+			}
+
+			queryClient := types.NewQueryClient(clientCtx)
+
+			res, err := queryClient.FeeEnabledChannel(cmd.Context(), req)
+			if err != nil {
+				return err
+			}
+
+			return clientCtx.PrintProto(res)
+		},
+	}
+
+	flags.AddQueryFlagsToCmd(cmd)
+
+	return cmd
+}

modules/apps/29-fee/keeper/grpc_query.go

@@ -191,3 +191,54 @@ func (k Keeper) CounterpartyAddress(goCtx context.Context, req *types.QueryCount
 		CounterpartyAddress: counterpartyAddr,
 	}, nil
 }
+
+// FeeEnabledChannels implements the Query/FeeEnabledChannels gRPC method and returns a list of fee enabled channels
+func (k Keeper) FeeEnabledChannels(goCtx context.Context, req *types.QueryFeeEnabledChannelsRequest) (*types.QueryFeeEnabledChannelsResponse, error) {
+	if req == nil {
+		return nil, status.Error(codes.InvalidArgument, "empty request")
+	}
+
+	ctx := sdk.UnwrapSDKContext(goCtx).WithBlockHeight(int64(req.QueryHeight))
+
+	var feeEnabledChannels []types.FeeEnabledChannel
+	store := prefix.NewStore(ctx.KVStore(k.storeKey), []byte(types.FeeEnabledKeyPrefix))
+	_, err := query.Paginate(store, req.Pagination, func(key, value []byte) error {
+		portID, channelID, err := types.ParseKeyFeeEnabled(types.FeeEnabledKeyPrefix + string(key))
+		if err != nil {
+			return err
+		}
+
+		feeEnabledChannel := types.FeeEnabledChannel{
+			PortId:    portID,
+			ChannelId: channelID,
+		}
+
+		feeEnabledChannels = append(feeEnabledChannels, feeEnabledChannel)
+
+		return nil
+	})
+
+	if err != nil {
+		return nil, status.Error(codes.NotFound, err.Error())
+	}
+
+	return &types.QueryFeeEnabledChannelsResponse{
+		FeeEnabledChannels: feeEnabledChannels,
+	}, nil
+}
+
+// FeeEnabledChannel implements the Query/FeeEnabledChannel gRPC method and returns true if the provided
+// port and channel identifiers belong to a fee enabled channel
+func (k Keeper) FeeEnabledChannel(goCtx context.Context, req *types.QueryFeeEnabledChannelRequest) (*types.QueryFeeEnabledChannelResponse, error) {
+	if req == nil {
+		return nil, status.Error(codes.InvalidArgument, "empty request")
+	}
+
+	ctx := sdk.UnwrapSDKContext(goCtx)
+
+	isFeeEnabled := k.IsFeeEnabled(ctx, req.PortId, req.ChannelId)
+
+	return &types.QueryFeeEnabledChannelResponse{
+		FeeEnabled: isFeeEnabled,
+	}, nil
+}