feat: disable inflow quota (#2022)

* feat: disable inflow quota
* changelog
* lint

* update ibc e2e test

CHANGELOG.md

@@ -22,13 +22,13 @@ the Github PR referenced in the following format:
 
 Types of changes (Stanzas):
 
+State Machine Breaking: for any changes that result in a divergent application state.
 Features: for new features.
 Improvements: for changes in existing functionality.
 Deprecated: for soon-to-be removed features.
 Bug Fixes: for any bug fixes.
 Client Breaking: for breaking Protobuf, CLI, gRPC and REST routes used by clients.
 API Breaking: for breaking exported Go APIs used by developers.
-State Machine Breaking: for any changes that result in a divergent application state.
 
 To release a new version, ensure an appropriate release branch exists. Add a
 release version and date to the existing Unreleased section which takes the form
@@ -46,7 +46,13 @@ Ref: https://keepachangelog.com/en/1.0.0/
 
 ## [Unreleased]
 
-## [v4.3.0](https://github.com/umee-network/umee/releases/tag/v4.3.0) - 2023-04-5
+## [v4.4.0](https://github.com/umee-network/umee/releases/tag/v4.3.0) - 2023-05-05
+
+### State Machine Breaking
+
+- [2022](https://github.com/umee-network/umee/pull/2022) Disable IBC ICS-20 inflow of only x/leverage registered tokens.
+
+## [v4.3.0](https://github.com/umee-network/umee/releases/tag/v4.3.0) - 2023-04-05
 
 ### Features
 

tests/e2e/e2e_ibc_test.go

@@ -164,8 +164,8 @@ func (s *IntegrationTestSuite) TestIBCTokenTransfer() {
 		s.checkSupply(gaiaAPIEndpoint, umeeIBCHash, token.Amount)
 	})
 
-	// Non registered tokens (not exists in oracle for quota test)
-	// IBC Transfer will failed because it is not registered in leverage on receiver chain (UMEE)
+	// IBC inbound transfer of non x/leverage registered tokens must fail, because
+	// because we won't have price for it.
 	s.Run("send_stake_to_umee", func() {
 		// require the recipient account receives the IBC tokens (IBC packets ACKd)
 		var (
@@ -186,12 +186,15 @@ func (s *IntegrationTestSuite) TestIBCTokenTransfer() {
 			func() bool {
 				balances, err = queryUmeeAllBalances(umeeAPIEndpoint, recipient)
 				s.Require().NoError(err)
-				return math.ZeroInt().Equal(balances.AmountOf(stakeIBCHash))
+				// uncomment whene we re-enable inflow limit
+				// return math.ZeroInt().Equal(balances.AmountOf(stakeIBCHash))
+				return token.Amount.Equal(balances.AmountOf(stakeIBCHash))
 			},
 			time.Minute,
 			5*time.Second,
 		)
-		s.checkSupply(umeeAPIEndpoint, stakeIBCHash, math.ZeroInt())
+		// s.checkSupply(umeeAPIEndpoint, stakeIBCHash, math.ZeroInt())
+		s.checkSupply(umeeAPIEndpoint, stakeIBCHash, token.Amount)
 	})
 
 	var ibcStakeERC20Addr string

x/uibc/ics20/ibc_module.go

@@ -46,11 +46,12 @@ func (am IBCModule) OnRecvPacket(
 	}
 
 	// Allowing only registered token for ibc transfer
-	isSourceChain := ibctransfertypes.SenderChainIsSource(packet.GetSourcePort(), packet.GetSourceChannel(), data.Denom)
-	ackErr := CheckIBCInflow(ctx, packet, am.lkeeper, data.Denom, isSourceChain)
-	if ackErr != nil {
-		return ackErr
-	}
+	// TODO: re-enable inflow checks
+	// isSourceChain := ibctransfertypes.SenderChainIsSource(packet.GetSourcePort(), packet.GetSourceChannel(), data.Denom)
+	// ackErr := CheckIBCInflow(ctx, packet, am.lkeeper, data.Denom, isSourceChain)
+	// if ackErr != nil {
+	// 	return ackErr
+	// }
 
 	ack := am.IBCModule.OnRecvPacket(ctx, packet, relayer)
 	if ack.Success() {
@@ -79,8 +80,12 @@ func CheckIBCInflow(ctx sdk.Context,
 		// construct the denomination trace from the full raw denomination and get the ibc_denom
 		ibcDenom := ibctransfertypes.ParseDenomTrace(prefixedDenom).IBCDenom()
 		_, err := lkeeper.GetTokenSettings(ctx, ibcDenom)
-		if err != nil && ltypes.ErrNotRegisteredToken.Is(err) {
-			return channeltypes.NewErrorAcknowledgement(err)
+		if err != nil {
+			if ltypes.ErrNotRegisteredToken.Is(err) {
+				return channeltypes.NewErrorAcknowledgement(err)
+			}
+			// other leverage keeper error -> log the error  and allow the inflow transfer.
+			ctx.Logger().Error("IBC inflows: can't load token registry", "err", err)
 		}
 	}
 

x/uibc/quota/ibc_module.go

@@ -48,7 +48,7 @@ func (im ICS20Middleware) OnAcknowledgementPacket(ctx sdk.Context, packet channe
 	if _, ok := ack.Response.(*channeltypes.Acknowledgement_Error); ok {
 		params := im.keeper.GetParams(ctx)
 		if params.IbcStatus == uibc.IBCTransferStatus_IBC_TRANSFER_STATUS_QUOTA_ENABLED {
-			err := im.RevertQuotaUpdate(ctx, packet.Data)
+			err := im.revertQuotaUpdate(ctx, packet.Data)
 			emitOnRevertQuota(&ctx, "acknowledgement", packet.Data, err)
 		}
 	}
@@ -58,14 +58,14 @@ func (im ICS20Middleware) OnAcknowledgementPacket(ctx sdk.Context, packet channe
 
 // OnTimeoutPacket implements types.Middleware
 func (im ICS20Middleware) OnTimeoutPacket(ctx sdk.Context, packet channeltypes.Packet, relayer sdk.AccAddress) error {
-	err := im.RevertQuotaUpdate(ctx, packet.Data)
+	err := im.revertQuotaUpdate(ctx, packet.Data)
 	emitOnRevertQuota(&ctx, "timeout", packet.Data, err)
 
 	return im.IBCModule.OnTimeoutPacket(ctx, packet, relayer)
 }
 
-// RevertQuotaUpdate Notifies the contract that a sent packet wasn't properly received
-func (im ICS20Middleware) RevertQuotaUpdate(
+// revertQuotaUpdate must be called on packet acknnowledgemenet error to revert necessary changes.
+func (im ICS20Middleware) revertQuotaUpdate(
 	ctx sdk.Context,
 	packetData []byte,
 ) error {

x/uibc/quota/keeper/ics4_wrapper.go

@@ -16,7 +16,7 @@ import (
  * Implementation of ICS4Wrapper interface
  ******/
 
-// SendPacket wraps IBC ChannelKeeper's SendPacket function
+// SendPacket wraps IBC ChannelKeeper's SendPacket function to record quota outflows.
 func (k Keeper) SendPacket(ctx sdk.Context,
 	chanCap *capabilitytypes.Capability,
 	sourcePort string,

x/uibc/quota/keeper/quota.go

@@ -128,7 +128,7 @@ func (k Keeper) ResetAllQuotas(ctx sdk.Context) error {
 	return nil
 }
 
-// CheckAndUpdateQuota checks if adding a newOutflow is doesn't exceed the max quota and
+// CheckAndUpdateQuota checks if adding a newOutflow doesn't exceed the max quota and
 // updates the current quota metrics.
 func (k Keeper) CheckAndUpdateQuota(ctx sdk.Context, denom string, newOutflow sdkmath.Int) error {
 	params := k.GetParams(ctx)