chore: adding encoding and txType fields to metadata (cosmos#824)

* adding encoding and txTypes fields to ica metadata * adapting metadata and validation to support encoding and txTypes fields. updating test cases * renaming field to tx_type * fixing failing tests from merge
polymerdao · Feb 2, 2022 · 5ae8e35 · 5ae8e35
1 parent bbcc09c
commit 5ae8e35
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Showing 12 changed files with 366 additions and 28 deletions.
diff --git a/docs/ibc/proto-docs.md b/docs/ibc/proto-docs.md
@@ -423,6 +423,8 @@ See ICS004: https://github.com/cosmos/ibc/tree/master/spec/core/ics-004-channel-
 | `controller_connection_id` | [string](#string) |  | controller_connection_id is the connection identifier associated with the controller chain |
 | `host_connection_id` | [string](#string) |  | host_connection_id is the connection identifier associated with the host chain |
 | `address` | [string](#string) |  | address defines the interchain account address to be fulfilled upon the OnChanOpenTry handshake step NOTE: the address field is empty on the OnChanOpenInit handshake step |
+| `encoding` | [string](#string) |  | encoding defines the supported codec format |
+| `tx_type` | [string](#string) |  | tx_type defines the type of transactions the interchain account can execute |
 
 
 

diff --git a/modules/apps/27-interchain-accounts/controller/ibc_module_test.go b/modules/apps/27-interchain-accounts/controller/ibc_module_test.go
@@ -35,6 +35,8 @@ var (
 		Version:                icatypes.Version,
 		ControllerConnectionId: ibctesting.FirstConnectionID,
 		HostConnectionId:       ibctesting.FirstConnectionID,
+		Encoding:               icatypes.EncodingProtobuf,
+		TxType:                 icatypes.TxTypeSDKMultiMsg,
 	}))
 )
 
@@ -675,6 +677,8 @@ func (suite *InterchainAccountsTestSuite) TestSingleHostMultipleControllers() {
 				Version:                icatypes.Version,
 				ControllerConnectionId: pathCToB.EndpointA.ConnectionID,
 				HostConnectionId:       pathCToB.EndpointB.ConnectionID,
+				Encoding:               icatypes.EncodingProtobuf,
+				TxType:                 icatypes.TxTypeSDKMultiMsg,
 			}))
 
 			err = SetupICAPath(pathCToB, TestOwnerAddress)

diff --git a/modules/apps/27-interchain-accounts/controller/keeper/account.go b/modules/apps/27-interchain-accounts/controller/keeper/account.go
@@ -43,7 +43,15 @@ func (k Keeper) RegisterInterchainAccount(ctx sdk.Context, connectionID, owner s
 	}
 
 	// NOTE: An empty string is provided for accAddress, to be fulfilled upon OnChanOpenTry handshake step
-	metadata := icatypes.NewMetadata(icatypes.Version, connectionID, connectionEnd.GetCounterparty().GetConnectionID(), "")
+	metadata := icatypes.NewMetadata(
+		icatypes.Version,
+		connectionID,
+		connectionEnd.GetCounterparty().GetConnectionID(),
+		"",
+		icatypes.EncodingProtobuf,
+		icatypes.TxTypeSDKMultiMsg,
+	)
+
 	versionBytes, err := icatypes.ModuleCdc.MarshalJSON(&metadata)
 	if err != nil {
 		return err

diff --git a/modules/apps/27-interchain-accounts/controller/keeper/handshake_test.go b/modules/apps/27-interchain-accounts/controller/keeper/handshake_test.go
@@ -60,6 +60,32 @@ func (suite *KeeperTestSuite) TestOnChanOpenInit() {
 			},
 			false,
 		},
+		{
+			"unsupported encoding format",
+			func() {
+				metadata.Encoding = "invalid-encoding-format"
+
+				versionBytes, err := icatypes.ModuleCdc.MarshalJSON(&metadata)
+				suite.Require().NoError(err)
+
+				channel.Version = string(versionBytes)
+				path.EndpointA.SetChannel(*channel)
+			},
+			false,
+		},
+		{
+			"unsupported transaction type",
+			func() {
+				metadata.TxType = "invalid-tx-types"
+
+				versionBytes, err := icatypes.ModuleCdc.MarshalJSON(&metadata)
+				suite.Require().NoError(err)
+
+				channel.Version = string(versionBytes)
+				path.EndpointA.SetChannel(*channel)
+			},
+			false,
+		},
 		{
 			"connection not found",
 			func() {
@@ -144,7 +170,7 @@ func (suite *KeeperTestSuite) TestOnChanOpenInit() {
 			path.EndpointA.ChannelConfig.PortID = portID
 
 			// default values
-			metadata = icatypes.NewMetadata(icatypes.Version, ibctesting.FirstConnectionID, ibctesting.FirstConnectionID, "")
+			metadata = icatypes.NewMetadata(icatypes.Version, ibctesting.FirstConnectionID, ibctesting.FirstConnectionID, "", icatypes.EncodingProtobuf, icatypes.TxTypeSDKMultiMsg)
 			versionBytes, err := icatypes.ModuleCdc.MarshalJSON(&metadata)
 			suite.Require().NoError(err)
 
@@ -211,6 +237,30 @@ func (suite *KeeperTestSuite) TestOnChanOpenAck() {
 			},
 			false,
 		},
+		{
+			"unsupported encoding format",
+			func() {
+				metadata.Encoding = "invalid-encoding-format"
+
+				versionBytes, err := icatypes.ModuleCdc.MarshalJSON(&metadata)
+				suite.Require().NoError(err)
+
+				path.EndpointA.Counterparty.ChannelConfig.Version = string(versionBytes)
+			},
+			false,
+		},
+		{
+			"unsupported transaction type",
+			func() {
+				metadata.TxType = "invalid-tx-types"
+
+				versionBytes, err := icatypes.ModuleCdc.MarshalJSON(&metadata)
+				suite.Require().NoError(err)
+
+				path.EndpointA.Counterparty.ChannelConfig.Version = string(versionBytes)
+			},
+			false,
+		},
 		{
 			"invalid account address",
 			func() {
@@ -275,7 +325,7 @@ func (suite *KeeperTestSuite) TestOnChanOpenAck() {
 			err = path.EndpointB.ChanOpenTry()
 			suite.Require().NoError(err)
 
-			metadata = icatypes.NewMetadata(icatypes.Version, ibctesting.FirstConnectionID, ibctesting.FirstConnectionID, TestAccAddress.String())
+			metadata = icatypes.NewMetadata(icatypes.Version, ibctesting.FirstConnectionID, ibctesting.FirstConnectionID, TestAccAddress.String(), icatypes.EncodingProtobuf, icatypes.TxTypeSDKMultiMsg)
 			versionBytes, err := icatypes.ModuleCdc.MarshalJSON(&metadata)
 			suite.Require().NoError(err)
 

diff --git a/modules/apps/27-interchain-accounts/controller/keeper/keeper_test.go b/modules/apps/27-interchain-accounts/controller/keeper/keeper_test.go
@@ -30,6 +30,8 @@ var (
 		Version:                icatypes.Version,
 		ControllerConnectionId: ibctesting.FirstConnectionID,
 		HostConnectionId:       ibctesting.FirstConnectionID,
+		Encoding:               icatypes.EncodingProtobuf,
+		TxType:                 icatypes.TxTypeSDKMultiMsg,
 	}))
 )
 

diff --git a/modules/apps/27-interchain-accounts/host/ibc_module_test.go b/modules/apps/27-interchain-accounts/host/ibc_module_test.go
@@ -37,6 +37,8 @@ var (
 		Version:                icatypes.Version,
 		ControllerConnectionId: ibctesting.FirstConnectionID,
 		HostConnectionId:       ibctesting.FirstConnectionID,
+		Encoding:               icatypes.EncodingProtobuf,
+		TxType:                 icatypes.TxTypeSDKMultiMsg,
 	}))
 )
 

diff --git a/modules/apps/27-interchain-accounts/host/keeper/handshake_test.go b/modules/apps/27-interchain-accounts/host/keeper/handshake_test.go
@@ -66,6 +66,30 @@ func (suite *KeeperTestSuite) TestOnChanOpenTry() {
 			},
 			false,
 		},
+		{
+			"unsupported encoding format",
+			func() {
+				metadata.Encoding = "invalid-encoding-format"
+
+				versionBytes, err := icatypes.ModuleCdc.MarshalJSON(&metadata)
+				suite.Require().NoError(err)
+
+				path.EndpointA.ChannelConfig.Version = string(versionBytes)
+			},
+			false,
+		},
+		{
+			"unsupported transaction type",
+			func() {
+				metadata.TxType = "invalid-tx-types"
+
+				versionBytes, err := icatypes.ModuleCdc.MarshalJSON(&metadata)
+				suite.Require().NoError(err)
+
+				path.EndpointA.ChannelConfig.Version = string(versionBytes)
+			},
+			false,
+		},
 		{
 			"invalid controller connection ID",
 			func() {
@@ -141,7 +165,7 @@ func (suite *KeeperTestSuite) TestOnChanOpenTry() {
 			path.EndpointB.ChannelID = channeltypes.FormatChannelIdentifier(channelSequence)
 
 			// default values
-			metadata = icatypes.NewMetadata(icatypes.Version, ibctesting.FirstConnectionID, ibctesting.FirstConnectionID, "")
+			metadata = icatypes.NewMetadata(icatypes.Version, ibctesting.FirstConnectionID, ibctesting.FirstConnectionID, "", icatypes.EncodingProtobuf, icatypes.TxTypeSDKMultiMsg)
 			versionBytes, err := icatypes.ModuleCdc.MarshalJSON(&metadata)
 			suite.Require().NoError(err)
 

diff --git a/modules/apps/27-interchain-accounts/host/keeper/keeper_test.go b/modules/apps/27-interchain-accounts/host/keeper/keeper_test.go
@@ -30,6 +30,8 @@ var (
 		Version:                icatypes.Version,
 		ControllerConnectionId: ibctesting.FirstConnectionID,
 		HostConnectionId:       ibctesting.FirstConnectionID,
+		Encoding:               icatypes.EncodingProtobuf,
+		TxType:                 icatypes.TxTypeSDKMultiMsg,
 	}))
 )
 

diff --git a/modules/apps/27-interchain-accounts/types/metadata.go b/modules/apps/27-interchain-accounts/types/metadata.go
@@ -7,18 +7,36 @@ import (
 	connectiontypes "github.com/cosmos/ibc-go/v3/modules/core/03-connection/types"
 )
 
+const (
+	// EncodingProtobuf defines the protocol buffers proto3 encoding format
+	EncodingProtobuf = "proto3"
+
+	// TxTypeSDKMultiMsg defines the multi message transaction type supported by the Cosmos SDK
+	TxTypeSDKMultiMsg = "sdk_multi_msg"
+)
+
 // NewMetadata creates and returns a new ICS27 Metadata instance
-func NewMetadata(version, controllerConnectionID, hostConnectionID, accAddress string) Metadata {
+func NewMetadata(version, controllerConnectionID, hostConnectionID, accAddress, encoding, txType string) Metadata {
 	return Metadata{
 		Version:                version,
 		ControllerConnectionId: controllerConnectionID,
 		HostConnectionId:       hostConnectionID,
 		Address:                accAddress,
+		Encoding:               encoding,
+		TxType:                 txType,
 	}
 }
 
 // ValidateControllerMetadata performs validation of the provided ICS27 controller metadata parameters
 func ValidateControllerMetadata(ctx sdk.Context, channelKeeper ChannelKeeper, connectionHops []string, metadata Metadata) error {
+	if !isSupportedEncoding(metadata.Encoding) {
+		return sdkerrors.Wrapf(ErrInvalidCodec, "unsupported encoding format %s", metadata.Encoding)
+	}
+
+	if !isSupportedTxType(metadata.TxType) {
+		return sdkerrors.Wrapf(ErrUnknownDataType, "unsupported transaction type %s", metadata.TxType)
+	}
+
 	connection, err := channelKeeper.GetConnection(ctx, connectionHops[0])
 	if err != nil {
 		return err
@@ -43,6 +61,14 @@ func ValidateControllerMetadata(ctx sdk.Context, channelKeeper ChannelKeeper, co
 
 // ValidateHostMetadata performs validation of the provided ICS27 host metadata parameters
 func ValidateHostMetadata(ctx sdk.Context, channelKeeper ChannelKeeper, connectionHops []string, metadata Metadata) error {
+	if !isSupportedEncoding(metadata.Encoding) {
+		return sdkerrors.Wrapf(ErrInvalidCodec, "unsupported encoding format %s", metadata.Encoding)
+	}
+
+	if !isSupportedTxType(metadata.TxType) {
+		return sdkerrors.Wrapf(ErrUnknownDataType, "unsupported transaction type %s", metadata.TxType)
+	}
+
 	connection, err := channelKeeper.GetConnection(ctx, connectionHops[0])
 	if err != nil {
 		return err
@@ -65,6 +91,38 @@ func ValidateHostMetadata(ctx sdk.Context, channelKeeper ChannelKeeper, connecti
 	return nil
 }
 
+// isSupportedEncoding returns true if the provided encoding is supported, otherwise false
+func isSupportedEncoding(encoding string) bool {
+	for _, enc := range getSupportedEncoding() {
+		if enc == encoding {
+			return true
+		}
+	}
+
+	return false
+}
+
+// getSupportedEncoding returns a string slice of supported encoding formats
+func getSupportedEncoding() []string {
+	return []string{EncodingProtobuf}
+}
+
+// isSupportedTxType returns true if the provided transaction type is supported, otherwise false
+func isSupportedTxType(txType string) bool {
+	for _, t := range getSupportedTxTypes() {
+		if t == txType {
+			return true
+		}
+	}
+
+	return false
+}
+
+// getSupportedTxTypes returns a string slice of supported transaction types
+func getSupportedTxTypes() []string {
+	return []string{TxTypeSDKMultiMsg}
+}
+
 // validateConnectionParams compares the given the controller and host connection IDs to those set in the provided ICS27 Metadata
 func validateConnectionParams(metadata Metadata, controllerConnectionID, hostConnectionID string) error {
 	if metadata.ControllerConnectionId != controllerConnectionID {