feat(hub-genesis): Relayer triggered genesis transfer (#59)

.github/copilot-instructions.md

@@ -0,0 +1,18 @@
+Here are our instructions:
+
+We want you to play the role of an expert software developer, who has particular expertise in Golang and all its nuances, as well as the Cosmos SDK, IBC protocol, Tendermint/CometBFT algorithms and light clients, and also knowledge of the wider blockchain technology space.
+
+Please be terse, and follow all the coding guidelines. Pay particular attention to importing packages correctly, and the visibility of methods, functions, types and fields. Do not write lines longer than 80 characters wide, you should split them according to golang formatting rules. If writing code, try to reuse existing code, and suggest refactors for how to keep the code DRY.
+
+Also pay particular attention to security, and to make sure that the code is deterministic. Make sure to look at the context of the code to use the right library versions and import aliases, and to follow typical Cosmos SDK practices like using the SDK math, coin and error handling libraries. Remember that Cosmos SDK blockchains have a single logical thread of execution and execute transactions in sequence, there are no 'race' conditions, and failed transactions have no effect. Be wary of any paths that can lead to a panic from BeginBlocker or EndBlocker. Don't worry about what ifs or improbably scenarios based on future code changes. Just evaluate the code as it is, and find bugs that definitely exist.
+
+These additional resources are useful
+- https://github.com/dymensionxyz/dymension/blob/main/Contributing.md (also at ../Contributing.md)
+- https://github.com/cosmos/ibc/tree/main/spec/core
+- https://github.com/cosmos/ibc-go/tree/v7.5.1/modules/core
+- https://github.com/cosmos/ibc-go/tree/v7.5.1/modules/light-clients/07-tendermint
+- https://github.com/cosmos/cosmos-sdk/tree/v0.47.13/docs
+- https://github.com/dymensionxyz/dymint
+- https://github.com/dymensionxyz/rollapp-evm
+- https://github.com/dymensionxyz/rollapp-wasm
+- https://github.com/dymensionxyz/go-relayer

cmd/tx.go

@@ -49,6 +49,7 @@ Most of these commands take a [path] argument. Make sure:
 		upgradeClientsCmd(a),
 		createConnectionCmd(a),
 		createChannelCmd(a),
+		sendGenesisTransfer(a),
 		closeChannelCmd(a),
 		lineBreakCommand(),
 		registerCounterpartyCmd(a),
@@ -596,6 +597,47 @@ $ %s tx chan demo-path --timeout 5s --max-retries 10`,
 	return cmd
 }
 
+func sendGenesisTransfer(a *appState) *cobra.Command {
+	cmd := &cobra.Command{
+		Use:     "rollapp-send-genesis-transfer <path>",
+		Aliases: []string{},
+		Short:   "Send a genesis transfer from the rollapp to the hub.",
+		Long:    "Send a genesis transfer from the rollapp to the hub - intended for recovery/retry. Relayer will try automatically the first time during channel creation.",
+		Args:    withUsage(cobra.ExactArgs(1)),
+		RunE: func(cmd *cobra.Command, args []string) error {
+			pathName := args[0]
+
+			c, src, dst, err := a.config.ChainsFromPath(pathName)
+			if err != nil {
+				return err
+			}
+
+			// ensure that keys exist
+			if exists := c[src].ChainProvider.KeyExists(c[src].ChainProvider.Key()); !exists {
+				return fmt.Errorf("key %s not found on src chain %s", c[src].ChainProvider.Key(), c[src].ChainID())
+			}
+
+			if exists := c[dst].ChainProvider.KeyExists(c[dst].ChainProvider.Key()); !exists {
+				return fmt.Errorf("key %s not found on dst chain %s", c[dst].ChainProvider.Key(), c[dst].ChainID())
+			}
+
+			// create channel if it isn't already created
+			return processor.SendGenesisTransfer(
+				cmd.Context(),
+				c[src].ChainProvider, // must be hub
+				c[dst].ChainProvider, // must be rollapp
+			)
+		},
+	}
+
+	cmd = timeoutFlag(a.viper, cmd)
+	cmd = retryFlag(a.viper, cmd)
+	cmd = overrideFlag(a.viper, cmd)
+	cmd = channelParameterFlags(a.viper, cmd)
+	cmd = memoFlag(a.viper, cmd)
+	return cmd
+}
+
 func isRollapp(src, dst *relayer.Chain) bool {
 	srcP, ok := src.ChainProvider.ProviderConfig().(cosmos.CosmosProviderConfig)
 	if !ok {

proto/dymensionxyz/dymension/lightclient/query.proto

@@ -0,0 +1,28 @@
+syntax = "proto3";
+package dymensionxyz.dymension.lightclient;
+
+import "gogoproto/gogo.proto";
+import "google/api/annotations.proto";
+import "google/protobuf/any.proto";
+
+option go_package = "github.com/cosmos/relayer/relayer/chains/cosmos/dym/lightclient/types";
+
+
+
+// Query defines the gRPC querier service.
+service Query {
+  rpc RollappCanonChannel(QueryRollappCanonChannelRequest) returns (QueryRollappCanonChannelResponse) {
+    option (google.api.http).get = "/dymensionxyz/dymension/lightclient/canon_channel/{rollappId}";
+  }
+}
+
+message QueryRollappCanonChannelRequest {
+  string rollappId = 1;
+}
+
+message QueryRollappCanonChannelResponse {
+  // hub side
+  string hub_channel_id = 1;
+  // rollapp side ('counterparty')
+  string rollapp_channel_id = 2;
+}

proto/rollapp/hub_genesis/tx.proto

@@ -0,0 +1,24 @@
+syntax = "proto3";
+package rollapp.hub_genesis;
+
+import "cosmos/msg/v1/msg.proto";
+import "google/protobuf/any.proto";
+
+option go_package = "github.com/cosmos/relayer/relayer/chains/cosmos/rollapp/rdk/hub-genesis/types";
+
+
+service Msg {
+  rpc SendTransfer(MsgSendTransfer) returns (MsgSendTransferResponse);
+}
+
+// Try to send the genesis transfer
+// Must be whitelisted relayer, and channel must be open
+// Must have tokens available to send
+message MsgSendTransfer {
+  option (cosmos.msg.v1.signer) = "signer";
+  string signer = 1;
+  // ID of the canonical channel, as queried from the hub
+  string channel_id = 2;
+}
+
+message MsgSendTransferResponse {}

relayer/chains/cosmos/codec.go

@@ -31,6 +31,7 @@ import (
 
 	dymtypes "github.com/cosmos/relayer/v2/relayer/chains/cosmos/dym/lightclient/types"
 	cosmosmodule "github.com/cosmos/relayer/v2/relayer/chains/cosmos/module"
+	rdktypes "github.com/cosmos/relayer/v2/relayer/chains/cosmos/rollapp/rdk/hub-genesis/types"
 	"github.com/cosmos/relayer/v2/relayer/chains/cosmos/stride"
 	ethermintcodecs "github.com/cosmos/relayer/v2/relayer/codecs/ethermint"
 	injectivecodecs "github.com/cosmos/relayer/v2/relayer/codecs/injective"
@@ -91,8 +92,12 @@ func MakeCodec(moduleBasics []module.AppModuleBasic, extraCodecs []string, accBe
 	}
 	{
 		// DYMENSION
+		// hub
 		dymtypes.RegisterInterfaces(encodingConfig.InterfaceRegistry)
 		encodingConfig.Amino.RegisterConcrete(&dymtypes.MsgSetCanonicalClient{}, "/lightclient.SetCanonicalClient", nil)
+		// rollapp TODO: finish
+		rdktypes.RegisterInterfaces(encodingConfig.InterfaceRegistry)
+		// encodingConfig.Amino.RegisterConcrete(&rdktypes.MsgSendTransfer{}, "/lightclient.SetCanonicalClient", nil)
 	}
 
 	return encodingConfig