Implement IBC contract support

CHANGELOG.md

@@ -4,6 +4,8 @@
 
 [Full Changelog](https://github.com/CosmWasm/wasmd/compare/v0.15.0...HEAD)
 
+- Implement IBC contract support [\#394](https://github.com/CosmWasm/wasmd/pull/394)
+
 ## [v0.15.0](https://github.com/CosmWasm/wasmd/tree/v0.15.0) (2021-01-27)
 
 [Full Changelog](https://github.com/CosmWasm/wasmd/compare/v0.14.1...v0.15.0)

app/app.go

@@ -226,9 +226,9 @@ type WasmApp struct {
 	transferKeeper   ibctransferkeeper.Keeper
 	wasmKeeper       wasm.Keeper
 
-	// make scoped keepers public for test purposes
-	ScopedIBCKeeper      capabilitykeeper.ScopedKeeper
-	ScopedTransferKeeper capabilitykeeper.ScopedKeeper
+	scopedIBCKeeper      capabilitykeeper.ScopedKeeper
+	scopedTransferKeeper capabilitykeeper.ScopedKeeper
+	scopedWasmKeeper     capabilitykeeper.ScopedKeeper
 
 	// the module manager
 	mm *module.Manager
@@ -240,7 +240,7 @@ type WasmApp struct {
 // NewWasmApp returns a reference to an initialized WasmApp.
 func NewWasmApp(logger log.Logger, db dbm.DB, traceStore io.Writer, loadLatest bool,
 	skipUpgradeHeights map[int64]bool, homePath string, invCheckPeriod uint, enabledProposals []wasm.ProposalType,
-	appOpts servertypes.AppOptions, baseAppOptions ...func(*baseapp.BaseApp)) *WasmApp {
+	appOpts servertypes.AppOptions, wasmOpts []wasm.Option, baseAppOptions ...func(*baseapp.BaseApp)) *WasmApp {
 
 	encodingConfig := MakeEncodingConfig()
 	appCodec, legacyAmino := encodingConfig.Marshaler, encodingConfig.Amino
@@ -281,6 +281,7 @@ func NewWasmApp(logger log.Logger, db dbm.DB, traceStore io.Writer, loadLatest b
 	app.capabilityKeeper = capabilitykeeper.NewKeeper(appCodec, keys[capabilitytypes.StoreKey], memKeys[capabilitytypes.MemStoreKey])
 	scopedIBCKeeper := app.capabilityKeeper.ScopeToModule(ibchost.ModuleName)
 	scopedTransferKeeper := app.capabilityKeeper.ScopeToModule(ibctransfertypes.ModuleName)
+	scopedWasmKeeper := app.capabilityKeeper.ScopeToModule(wasm.ModuleName)
 
 	// add keepers
 	app.accountKeeper = authkeeper.NewAccountKeeper(
@@ -355,7 +356,7 @@ func NewWasmApp(logger log.Logger, db dbm.DB, traceStore io.Writer, loadLatest b
 	}
 	// The last arguments can contain custom message handlers, and custom query handlers,
 	// if we want to allow any custom callbacks
-	supportedFeatures := "staking"
+	supportedFeatures := "staking,stargate"
 	app.wasmKeeper = wasm.NewKeeper(
 		appCodec,
 		keys[wasm.StoreKey],
@@ -364,18 +365,23 @@ func NewWasmApp(logger log.Logger, db dbm.DB, traceStore io.Writer, loadLatest b
 		app.bankKeeper,
 		app.stakingKeeper,
 		app.distrKeeper,
+		app.ibcKeeper.ChannelKeeper,
+		&app.ibcKeeper.PortKeeper,
+		scopedWasmKeeper,
 		wasmRouter,
 		wasmDir,
 		wasmConfig,
 		supportedFeatures,
 		nil,
 		nil,
+		wasmOpts...,
 	)
 
 	// The gov proposal types can be individually enabled
 	if len(enabledProposals) != 0 {
 		govRouter.AddRoute(wasm.RouterKey, wasm.NewWasmProposalHandler(app.wasmKeeper, enabledProposals))
 	}
+	ibcRouter.AddRoute(wasm.ModuleName, wasm.NewIBCHandler(app.wasmKeeper))
 	app.ibcKeeper.SetRouter(ibcRouter)
 
 	app.govKeeper = govkeeper.NewKeeper(
@@ -503,8 +509,9 @@ func NewWasmApp(logger log.Logger, db dbm.DB, traceStore io.Writer, loadLatest b
 		app.capabilityKeeper.InitializeAndSeal(ctx)
 	}
 
-	app.ScopedIBCKeeper = scopedIBCKeeper
-	app.ScopedTransferKeeper = scopedTransferKeeper
+	app.scopedIBCKeeper = scopedIBCKeeper
+	app.scopedTransferKeeper = scopedTransferKeeper
+	app.scopedWasmKeeper = scopedWasmKeeper
 	return app
 }
 

app/app_test.go

@@ -14,9 +14,11 @@ import (
 	abci "github.com/tendermint/tendermint/abci/types"
 )
 
+var emptyWasmOpts []wasm.Option = nil
+
 func TestWasmdExport(t *testing.T) {
 	db := db.NewMemDB()
-	gapp := NewWasmApp(log.NewTMLogger(log.NewSyncWriter(os.Stdout)), db, nil, true, map[int64]bool{}, DefaultNodeHome, 0, wasm.EnableAllProposals, EmptyAppOptions{})
+	gapp := NewWasmApp(log.NewTMLogger(log.NewSyncWriter(os.Stdout)), db, nil, true, map[int64]bool{}, DefaultNodeHome, 0, wasm.EnableAllProposals, EmptyBaseAppOptions{}, emptyWasmOpts)
 
 	genesisState := NewDefaultGenesisState()
 	stateBytes, err := json.MarshalIndent(genesisState, "", "  ")
@@ -32,15 +34,15 @@ func TestWasmdExport(t *testing.T) {
 	gapp.Commit()
 
 	// Making a new app object with the db, so that initchain hasn't been called
-	newGapp := NewWasmApp(log.NewTMLogger(log.NewSyncWriter(os.Stdout)), db, nil, true, map[int64]bool{}, DefaultNodeHome, 0, wasm.EnableAllProposals, EmptyAppOptions{})
+	newGapp := NewWasmApp(log.NewTMLogger(log.NewSyncWriter(os.Stdout)), db, nil, true, map[int64]bool{}, DefaultNodeHome, 0, wasm.EnableAllProposals, EmptyBaseAppOptions{}, emptyWasmOpts)
 	_, err = newGapp.ExportAppStateAndValidators(false, []string{})
 	require.NoError(t, err, "ExportAppStateAndValidators should not have an error")
 }
 
 // ensure that blocked addresses are properly set in bank keeper
 func TestBlockedAddrs(t *testing.T) {
 	db := db.NewMemDB()
-	gapp := NewWasmApp(log.NewTMLogger(log.NewSyncWriter(os.Stdout)), db, nil, true, map[int64]bool{}, DefaultNodeHome, 0, wasm.EnableAllProposals, EmptyAppOptions{})
+	gapp := NewWasmApp(log.NewTMLogger(log.NewSyncWriter(os.Stdout)), db, nil, true, map[int64]bool{}, DefaultNodeHome, 0, wasm.EnableAllProposals, EmptyBaseAppOptions{}, emptyWasmOpts)
 
 	for acc := range maccPerms {
 		require.Equal(t, !allowedReceivingModAcc[acc], gapp.bankKeeper.BlockedAddr(gapp.accountKeeper.GetModuleAddress(acc)))

app/test_access.go

@@ -0,0 +1,57 @@
+package app
+
+import (
+	"testing"
+
+	"github.com/CosmWasm/wasmd/x/wasm"
+	"github.com/cosmos/cosmos-sdk/codec"
+	bankkeeper "github.com/cosmos/cosmos-sdk/x/bank/keeper"
+	capabilitykeeper "github.com/cosmos/cosmos-sdk/x/capability/keeper"
+	ibctransferkeeper "github.com/cosmos/cosmos-sdk/x/ibc/applications/transfer/keeper"
+	ibckeeper "github.com/cosmos/cosmos-sdk/x/ibc/core/keeper"
+	stakingkeeper "github.com/cosmos/cosmos-sdk/x/staking/keeper"
+)
+
+type TestSupport struct {
+	t   *testing.T
+	app *WasmApp
+}
+
+func NewTestSupport(t *testing.T, app *WasmApp) *TestSupport {
+	return &TestSupport{t: t, app: app}
+}
+
+func (s TestSupport) IBCKeeper() ibckeeper.Keeper {
+	return *s.app.ibcKeeper
+}
+
+func (s TestSupport) WasmKeeper() wasm.Keeper {
+	return s.app.wasmKeeper
+}
+
+func (s TestSupport) AppCodec() codec.Marshaler {
+	return s.app.appCodec
+}
+func (s TestSupport) ScopedWasmIBCKeeper() capabilitykeeper.ScopedKeeper {
+	return s.app.scopedWasmKeeper
+}
+
+func (s TestSupport) ScopeIBCKeeper() capabilitykeeper.ScopedKeeper {
+	return s.app.scopedIBCKeeper
+}
+
+func (s TestSupport) ScopedTransferKeeper() capabilitykeeper.ScopedKeeper {
+	return s.app.scopedTransferKeeper
+}
+
+func (s TestSupport) StakingKeeper() stakingkeeper.Keeper {
+	return s.app.stakingKeeper
+}
+
+func (s TestSupport) BankKeeper() bankkeeper.Keeper {
+	return s.app.bankKeeper
+}
+
+func (s TestSupport) TransferKeeper() ibctransferkeeper.Keeper {
+	return s.app.transferKeeper
+}