(no commit message provided)

x/oracle/ibc_middleware.go

@@ -0,0 +1,168 @@
+package oracle
+
+import (
+	"github.com/onsonr/hway/x/oracle/keeper"
+
+	sdk "github.com/cosmos/cosmos-sdk/types"
+	capabilitytypes "github.com/cosmos/ibc-go/modules/capability/types"
+
+	clienttypes "github.com/cosmos/ibc-go/v8/modules/core/02-client/types"
+	channeltypes "github.com/cosmos/ibc-go/v8/modules/core/04-channel/types"
+	porttypes "github.com/cosmos/ibc-go/v8/modules/core/05-port/types"
+	ibcexported "github.com/cosmos/ibc-go/v8/modules/core/exported"
+)
+
+var _ porttypes.Middleware = &IBCMiddleware{}
+
+// IBCMiddleware implements the ICS26 callbacks for the middleware given the
+// keeper and the underlying application.
+type IBCMiddleware struct {
+	app    porttypes.IBCModule
+	keeper keeper.Keeper
+}
+
+// NewIBCMiddleware creates a new IBCMiddleware given the keeper and underlying application.
+func NewIBCMiddleware(app porttypes.IBCModule, k keeper.Keeper) IBCMiddleware {
+	return IBCMiddleware{
+		app:    app,
+		keeper: k,
+	}
+}
+
+// OnChanOpenInit implements the IBCMiddleware interface.
+func (im IBCMiddleware) OnChanOpenInit(
+	ctx sdk.Context,
+	order channeltypes.Order,
+	connectionHops []string,
+	portID string,
+	channelID string,
+	chanCap *capabilitytypes.Capability,
+	counterparty channeltypes.Counterparty,
+	version string,
+) (string, error) {
+	return im.app.OnChanOpenInit(
+		ctx,
+		order,
+		connectionHops,
+		portID,
+		channelID,
+		chanCap,
+		counterparty,
+		version,
+	)
+}
+
+// OnChanOpenTry implements the IBCMiddleware interface.
+func (im IBCMiddleware) OnChanOpenTry(
+	ctx sdk.Context,
+	order channeltypes.Order,
+	connectionHops []string,
+	portID, channelID string,
+	chanCap *capabilitytypes.Capability,
+	counterparty channeltypes.Counterparty,
+	counterpartyVersion string,
+) (version string, err error) {
+	return im.app.OnChanOpenTry(
+		ctx,
+		order,
+		connectionHops,
+		portID,
+		channelID,
+		chanCap,
+		counterparty,
+		counterpartyVersion,
+	)
+}
+
+// OnChanOpenAck implements the IBCMiddleware interface.
+func (im IBCMiddleware) OnChanOpenAck(
+	ctx sdk.Context,
+	portID, channelID string,
+	counterpartyChannelID string,
+	counterpartyVersion string,
+) error {
+	return im.app.OnChanOpenAck(ctx, portID, channelID, counterpartyChannelID, counterpartyVersion)
+}
+
+// OnChanOpenConfirm implements the IBCMiddleware interface.
+func (im IBCMiddleware) OnChanOpenConfirm(ctx sdk.Context, portID, channelID string) error {
+	return im.app.OnChanOpenConfirm(ctx, portID, channelID)
+}
+
+// OnChanCloseInit implements the IBCMiddleware interface.
+func (im IBCMiddleware) OnChanCloseInit(ctx sdk.Context, portID, channelID string) error {
+	return im.app.OnChanCloseInit(ctx, portID, channelID)
+}
+
+// OnChanCloseConfirm implements the IBCMiddleware interface.
+func (im IBCMiddleware) OnChanCloseConfirm(ctx sdk.Context, portID, channelID string) error {
+	return im.app.OnChanCloseConfirm(ctx, portID, channelID)
+}
+
+// OnRecvPacket implements the IBCMiddleware interface.
+func (im IBCMiddleware) OnRecvPacket(
+	ctx sdk.Context,
+	packet channeltypes.Packet,
+	relayer sdk.AccAddress,
+) ibcexported.Acknowledgement {
+	return im.app.OnRecvPacket(ctx, packet, relayer)
+}
+
+// OnAcknowledgementPacket implements the IBCMiddleware interface.
+func (im IBCMiddleware) OnAcknowledgementPacket(
+	ctx sdk.Context,
+	packet channeltypes.Packet,
+	acknowledgement []byte,
+	relayer sdk.AccAddress,
+) error {
+	return im.app.OnAcknowledgementPacket(ctx, packet, acknowledgement, relayer)
+}
+
+// OnTimeoutPacket implements the IBCMiddleware interface.
+func (im IBCMiddleware) OnTimeoutPacket(
+	ctx sdk.Context,
+	packet channeltypes.Packet,
+	relayer sdk.AccAddress,
+) error {
+	return im.app.OnTimeoutPacket(ctx, packet, relayer)
+}
+
+// SendPacket implements the ICS4 Wrapper interface.
+func (im IBCMiddleware) SendPacket(
+	ctx sdk.Context,
+	chanCap *capabilitytypes.Capability,
+	sourcePort string,
+	sourceChannel string,
+	timeoutHeight clienttypes.Height,
+	timeoutTimestamp uint64,
+	data []byte,
+) (sequence uint64, err error) {
+	return im.keeper.SendPacket(
+		ctx,
+		chanCap,
+		sourceChannel,
+		sourceChannel,
+		timeoutHeight,
+		timeoutTimestamp,
+		data,
+	)
+}
+
+// WriteAcknowledgement implements the ICS4 Wrapper interface.
+func (im IBCMiddleware) WriteAcknowledgement(
+	ctx sdk.Context,
+	chanCap *capabilitytypes.Capability,
+	packet ibcexported.PacketI,
+	ack ibcexported.Acknowledgement,
+) error {
+	return im.keeper.WriteAcknowledgement(ctx, chanCap, packet, ack)
+}
+
+// GetAppVersion implements the ICS4 Wrapper interface.
+func (im IBCMiddleware) GetAppVersion(
+	ctx sdk.Context,
+	portID string,
+	channelID string,
+) (string, bool) {
+	return im.keeper.GetAppVersion(ctx, portID, channelID)
+}