feat(uibc): ICS20 hooks gov switch

proto/umee/uibc/v1/events.proto

@@ -19,3 +19,8 @@ message EventBadRevert {
 message EventIBCTransferStatus {
   IBCTransferStatus status = 1;
 }
+
+// EventICS20Hooks is emitted on MsgGovToggleICS20Hooks.
+message EventICS20Hooks {
+  bool enabled = 1;
+}

proto/umee/uibc/v1/quota.proto

@@ -48,6 +48,8 @@ message Params {
     (gogoproto.customtype) = "github.com/cosmos/cosmos-sdk/types.Dec",
     (gogoproto.nullable)   = false
   ];
+  // ics20_hooks enables or disables the ICS20 transfer hooks.
+  bool ics20_hooks = 8;
 }
 
 // IBCTransferStatus status of ibc-transfer quota check for inflow and outflow

proto/umee/uibc/v1/tx.proto

@@ -20,6 +20,9 @@
 
   // GovSetIBCStatus sets IBC ICS20 status. Must be called by x/gov.
   rpc GovSetIBCStatus(MsgGovSetIBCStatus) returns (MsgGovSetIBCStatusResponse);
+
+  // GovToggleICS20Hooks enables / disables ICS20 hooks support. Must be called by x/gov.
+  rpc GovToggleICS20Hooks(MsgGovToggleICS20Hooks) returns (MsgGovToggleICS20HooksResponse);
 }
 
 // MsgGovUpdateQuota defines the Msg/GovUpdateQuota request type.
@@ -102,3 +105,23 @@
 
 // MsgGovSetIBCStatusResponse define the response type for Msg/MsgGovSetIBCStatus with x/gov proposals.
 message MsgGovSetIBCStatusResponse {}
+
+// MsgGovToggleICS20Hooks is a request type for GovToggleICS20Hooks handler.
+message MsgGovToggleICS20Hooks {
+  option (gogoproto.goproto_getters)  = false;
+  option (gogoproto.goproto_stringer) = false;
+  option (cosmos.msg.v1.signer)       = "authority";
+
+  // authority is the address of the governance account or the Emergency Group.
+  string authority = 1 [(cosmos_proto.scalar) = "cosmos.AddressString"];
+
+  // description motivating the change. Should be used only when executing by the
+  // Emergency Group. Otherwise the x/gov Proposal metadata should be used.
+  string description = 2;
+
+  // enabled defines if the IBC transfer hooks should be enabled or disabled.
+  bool enabled = 3;
+}
+
+
+message MsgGovToggleICS20HooksResponse{}

tests/tcheckers/error.go

@@ -0,0 +1,15 @@
+package tcheckers
+
+import (
+	"testing"
+
+	"gotest.tools/v3/assert"
+)
+
+func ErrorContains(t *testing.T, err error, expectedErr, testName string) {
+	if expectedErr == "" {
+		assert.NilError(t, err, testName)
+	} else {
+		assert.ErrorContains(t, err, expectedErr, testName)
+	}
+}

x/uibc/msg.go

@@ -11,6 +11,7 @@ import (
 var (
 	_ sdk.Msg = &MsgGovUpdateQuota{}
 	_ sdk.Msg = &MsgGovSetIBCStatus{}
+	_ sdk.Msg = &MsgGovToggleICS20Hooks{}
 )
 
 //
@@ -87,3 +88,31 @@ func (msg *MsgGovSetIBCStatus) GetSignBytes() []byte {
 	bz := ModuleCdc.MustMarshalJSON(msg)
 	return sdk.MustSortJSON(bz)
 }
+
+//
+// MsgGovToggleICS20Hooks
+//
+
+// String implements the Stringer interface.
+func (msg *MsgGovToggleICS20Hooks) String() string {
+	out, _ := json.Marshal(msg)
+	return string(out)
+}
+
+// ValidateBasic implements Msg
+func (msg *MsgGovToggleICS20Hooks) ValidateBasic() error {
+	return checkers.Proposal(msg.Authority, msg.Description)
+}
+
+// GetSigners implements Msg
+func (msg *MsgGovToggleICS20Hooks) GetSigners() []sdk.AccAddress {
+	return checkers.Signers(msg.Authority)
+}
+
+// LegacyMsg.Type implementations
+func (msg MsgGovToggleICS20Hooks) Route() string { return "" }
+func (msg MsgGovToggleICS20Hooks) Type() string  { return sdk.MsgTypeURL(&msg) }
+func (msg *MsgGovToggleICS20Hooks) GetSignBytes() []byte {
+	bz := ModuleCdc.MustMarshalJSON(msg)
+	return sdk.MustSortJSON(bz)
+}