Fee burn mechanism

.gitignore

@@ -7,4 +7,5 @@ bin
 mytestnet
 data
 screenlog.0
-_build 
+_build
+.idea

Makefile

@@ -174,3 +174,54 @@ clean-testing-data:
 
 
 .PHONY: ictest-start-cosmos ictest-all ictest-ibc-hooks ictest-ibc
+###############################################################################
+###                                  Proto                                  ###
+###############################################################################
+
+proto-all: proto-format proto-gen
+
+proto:
+	@echo
+	@echo "=========== Generate Message ============"
+	@echo
+	./scripts/protocgen.sh
+	@echo
+	@echo "=========== Generate Complete ============"
+	@echo
+
+test:
+	@go test -v ./x/...
+
+docs:
+	@echo
+	@echo "=========== Generate Message ============"
+	@echo
+	./scripts/generate-docs.sh
+
+	statik -src=client/docs/static -dest=client/docs -f -m
+	@if [ -n "$(git status --porcelain)" ]; then \
+        echo "\033[91mSwagger docs are out of sync!!!\033[0m";\
+        exit 1;\
+    else \
+        echo "\033[92mSwagger docs are in sync\033[0m";\
+    fi
+	@echo
+	@echo "=========== Generate Complete ============"
+	@echo
+
+###############################################################################
+###                                Protobuf                                 ###
+###############################################################################
+
+containerProtoVer=0.13.0
+containerProtoImage=ghcr.io/cosmos/proto-builder:$(containerProtoVer)
+
+proto-gen:
+	@echo "Generating Protobuf files"
+	@$(DOCKER) run --rm -v $(CURDIR):/workspace --workdir /workspace $(containerProtoImage) \
+		sh ./scripts/protocgen.sh;
+
+proto-format:
+	@echo "Formatting Protobuf files"
+	@if docker ps -a --format '{{.Names}}' | grep -Eq "^${containerProtoFmt}$$"; then docker start -a $(containerProtoFmt); else docker run --name $(containerProtoFmt) -v $(CURDIR):/workspace --workdir /workspace tendermintdev/docker-build-proto \
+		find ./ -not -path "./third_party/*" -name "*.proto" -exec clang-format -i {} \; ; fi

app/ante.go

@@ -1,10 +1,14 @@
 package app
 
 import (
+	errorsmod "cosmossdk.io/errors"
+	feeburnAnte "github.com/White-Whale-Defi-Platform/migaloo-chain/v3/x/feeburn/ante"
+	feeburnkeeper "github.com/White-Whale-Defi-Platform/migaloo-chain/v3/x/feeburn/keeper"
 	storetypes "github.com/cosmos/cosmos-sdk/store/types"
 	sdk "github.com/cosmos/cosmos-sdk/types"
 	sdkerrors "github.com/cosmos/cosmos-sdk/types/errors"
 	"github.com/cosmos/cosmos-sdk/x/auth/ante"
+	bankkeeper "github.com/cosmos/cosmos-sdk/x/bank/keeper"
 	ibcante "github.com/cosmos/ibc-go/v7/modules/core/ante"
 	"github.com/cosmos/ibc-go/v7/modules/core/keeper"
 
@@ -18,6 +22,8 @@ type HandlerOptions struct {
 	ante.HandlerOptions
 
 	IBCKeeper         *keeper.Keeper
+	FeeburnKeeper     *feeburnkeeper.Keeper
+	BankKeeper        bankkeeper.Keeper
 	WasmConfig        *wasmTypes.WasmConfig
 	TXCounterStoreKey storetypes.StoreKey
 }
@@ -39,6 +45,10 @@ func NewAnteHandler(options HandlerOptions) (sdk.AnteHandler, error) {
 		return nil, sdkerrors.Wrap(sdkerrors.ErrLogic, "tx counter key is required for ante builder")
 	}
 
+	if options.FeeburnKeeper == nil {
+		return nil, errorsmod.Wrap(sdkerrors.ErrLogic, "Fee burn keeper is required for ante builder")
+	}
+
 	sigGasConsumer := options.SigGasConsumer
 	if sigGasConsumer == nil {
 		sigGasConsumer = ante.DefaultSigVerificationGasConsumer
@@ -53,7 +63,7 @@ func NewAnteHandler(options HandlerOptions) (sdk.AnteHandler, error) {
 		ante.NewTxTimeoutHeightDecorator(),
 		ante.NewValidateMemoDecorator(options.AccountKeeper),
 		ante.NewConsumeGasForTxSizeDecorator(options.AccountKeeper),
-		ante.NewDeductFeeDecorator(options.AccountKeeper, options.BankKeeper, options.FeegrantKeeper, options.TxFeeChecker),
+		feeburnAnte.NewDeductFeeDecorator(options.AccountKeeper, options.BankKeeper, options.FeegrantKeeper, options.TxFeeChecker, *options.FeeburnKeeper),
 		// SetPubKeyDecorator must be called before all signature verification decorators
 		ante.NewSetPubKeyDecorator(options.AccountKeeper),
 		ante.NewValidateSigCountDecorator(options.AccountKeeper),

app/app.go

@@ -37,6 +37,8 @@
 	"github.com/cosmos/cosmos-sdk/x/crisis"
 	crisiskeeper "github.com/cosmos/cosmos-sdk/x/crisis/keeper"
 	crisistypes "github.com/cosmos/cosmos-sdk/x/crisis/types"
+
+	feeburnkeeper "github.com/White-Whale-Defi-Platform/migaloo-chain/v3/x/feeburn/keeper"
 	distr "github.com/cosmos/cosmos-sdk/x/distribution"
 	govtypesv1 "github.com/cosmos/cosmos-sdk/x/gov/types/v1"
 	solomachine "github.com/cosmos/ibc-go/v7/modules/light-clients/06-solomachine"
@@ -130,6 +132,11 @@
 	tokenfactorykeeper "github.com/terra-money/core/v2/x/tokenfactory/keeper"
 	tokenfactorytypes "github.com/terra-money/core/v2/x/tokenfactory/types"
 
+	feeburnmodule "github.com/White-Whale-Defi-Platform/migaloo-chain/v3/x/feeburn"
+	feeburnmoduleclient "github.com/White-Whale-Defi-Platform/migaloo-chain/v3/x/feeburn/client"
+	feeburnmodulekeeper "github.com/White-Whale-Defi-Platform/migaloo-chain/v3/x/feeburn/keeper"
+	feeburnmoduletypes "github.com/White-Whale-Defi-Platform/migaloo-chain/v3/x/feeburn/types"
+
 	// Note: please do your research before using this in production app, this is a demo and not an officially
 	// supported IBC team implementation. It has no known issues, but do your own research before using it.
 
@@ -161,7 +168,6 @@
 	MockFeePort string = ibcmock.ModuleName + ibcfeetypes.ModuleName
 )
 
-// We pull these out so we can set them with LDFLAGS in the Makefile
 var (
 	NodeDir = ".migalood"
 )
@@ -197,6 +203,7 @@
 			alliancemoduleclient.CreateAllianceProposalHandler,
 			alliancemoduleclient.UpdateAllianceProposalHandler,
 			alliancemoduleclient.DeleteAllianceProposalHandler,
+			feeburnmoduleclient.UpdateTxFeeBurnPercentProposalHandler,
 		}),
 		params.AppModuleBasic{},
 		crisis.AppModuleBasic{},
@@ -217,11 +224,12 @@
 		router.AppModuleBasic{},
 		ica.AppModuleBasic{},
 		ibcfee.AppModuleBasic{},
+		feeburnmodule.AppModuleBasic{},
 	)
 
 	// module account permissions
 	maccPerms = map[string][]string{
-		authtypes.FeeCollectorName:          nil,
+		authtypes.FeeCollectorName:          {authtypes.Burner},
 		distrtypes.ModuleName:               nil,
 		minttypes.ModuleName:                {authtypes.Minter},
 		stakingtypes.BondedPoolName:         {authtypes.Burner, authtypes.Staking},
@@ -284,6 +292,7 @@
 	RouterKeeper          routerkeeper.Keeper
 	ContractKeeper        *wasmkeeper.PermissionedKeeper
 	ConsensusParamsKeeper consensusparamkeeper.Keeper
+	FeeBurnKeeper         feeburnkeeper.Keeper
 
 	// IBC hooks
 	IBCHooksKeeper *ibchookskeeper.Keeper
@@ -312,7 +321,7 @@
 }
 
 func (app *MigalooApp) Close() error {
 	//TODO implement me
 	panic("implement me")
 }
 
@@ -349,7 +358,9 @@
 		evidencetypes.StoreKey, icqtypes.StoreKey, ibctransfertypes.StoreKey, capabilitytypes.StoreKey,
 		feegrant.StoreKey, authzkeeper.StoreKey, wasmtypes.StoreKey, icahosttypes.StoreKey,
 		icacontrollertypes.StoreKey, ibcfeetypes.StoreKey, tokenfactorytypes.StoreKey,
-		alliancemoduletypes.StoreKey, consensusparamtypes.StoreKey, crisistypes.StoreKey, ibchookstypes.StoreKey,
+		alliancemoduletypes.StoreKey, consensusparamtypes.StoreKey, crisistypes.StoreKey,
+		ibchookstypes.StoreKey,
+		feeburnmoduletypes.StoreKey,
 	)
 	tkeys := sdk.NewTransientStoreKeys(paramstypes.TStoreKey)
 	memKeys := sdk.NewMemoryStoreKeys(capabilitytypes.MemStoreKey)
@@ -509,6 +520,13 @@
 		scopedIBCKeeper,
 	)
 
+	app.FeeBurnKeeper = *feeburnmodulekeeper.NewKeeper(
+		appCodec,
+		keys[feeburnmoduletypes.StoreKey],
+		keys[feeburnmoduletypes.MemStoreKey],
+		authtypes.NewModuleAddress(govtypes.ModuleName),
+	)
+
 	// Register the proposal types
 	// Deprecated: Avoid adding new handlers, instead use the new proposal flow
 	// by granting the governance module the right to execute the message.
@@ -518,7 +536,8 @@
 		AddRoute(paramproposal.RouterKey, params.NewParamChangeProposalHandler(app.ParamsKeeper)).
 		AddRoute(upgradetypes.RouterKey, upgrade.NewSoftwareUpgradeProposalHandler(&app.UpgradeKeeper)).
 		AddRoute(ibcclienttypes.RouterKey, ibcclient.NewClientProposalHandler(app.IBCKeeper.ClientKeeper)).
-		AddRoute(alliancemoduletypes.RouterKey, alliancemodule.NewAllianceProposalHandler(app.AllianceKeeper))
+		AddRoute(alliancemoduletypes.RouterKey, alliancemodule.NewAllianceProposalHandler(app.AllianceKeeper)).
+		AddRoute(feeburnmoduletypes.RouterKey, feeburnmodule.NewFeeBurnProposalHandler(app.FeeBurnKeeper))
 
 	// RouterKeeper must be created before TransferKeeper
 	app.RouterKeeper = *routerkeeper.NewKeeper(
@@ -743,6 +762,7 @@
 		staking.NewAppModule(appCodec, app.StakingKeeper, app.AccountKeeper, app.BankKeeper, app.GetSubspace(stakingtypes.ModuleName)),
 		consensus.NewAppModule(appCodec, app.ConsensusParamsKeeper),
 		upgrade.NewAppModule(&app.UpgradeKeeper),
+		feeburnmodule.NewAppModule(appCodec, app.FeeBurnKeeper, app.AccountKeeper, app.BankKeeper),
 		wasm.NewAppModule(appCodec, &app.WasmKeeper, app.StakingKeeper, app.AccountKeeper, app.BankKeeper, app.MsgServiceRouter(), app.GetSubspace(wasmtypes.ModuleName)),
 		evidence.NewAppModule(app.EvidenceKeeper),
 		feegrantmodule.NewAppModule(appCodec, app.AccountKeeper, app.BankKeeper, app.FeeGrantKeeper, app.interfaceRegistry),
@@ -783,6 +803,7 @@
 		paramstypes.ModuleName,
 		vestingtypes.ModuleName,
 		icqtypes.ModuleName,
+		feeburnmoduletypes.ModuleName,
 		// additional non simd modules
 		ibctransfertypes.ModuleName,
 		ibcexported.ModuleName,
@@ -813,6 +834,7 @@
 		paramstypes.ModuleName,
 		upgradetypes.ModuleName,
 		vestingtypes.ModuleName,
+		feeburnmoduletypes.ModuleName,
 		// additional non simd modules
 		icqtypes.ModuleName,
 		routertypes.ModuleName,
@@ -845,6 +867,7 @@
 		minttypes.ModuleName,
 		crisistypes.ModuleName,
 		genutiltypes.ModuleName,
+		feeburnmoduletypes.ModuleName,
 		evidencetypes.ModuleName,
 		authz.ModuleName,
 		icqtypes.ModuleName,
@@ -900,6 +923,8 @@
 				SigGasConsumer:  ante.DefaultSigVerificationGasConsumer,
 			},
 			IBCKeeper:         app.IBCKeeper,
+			BankKeeper:        app.BankKeeper,
+			FeeburnKeeper:     &app.FeeBurnKeeper,
 			WasmConfig:        &wasmConfig,
 			TXCounterStoreKey: keys[wasm.StoreKey],
 		},
@@ -991,6 +1016,11 @@
 	return app.LoadVersion(height)
 }
 
+// InterfaceRegistry returns Migaloo InterfaceRegistry
+func (app *MigalooApp) InterfaceRegistry() types.InterfaceRegistry {
+	return app.interfaceRegistry
+}
+
 // ModuleAccountAddrs returns all the app's module account addresses.
 func (app *MigalooApp) ModuleAccountAddrs() map[string]bool {
 	modAccAddrs := make(map[string]bool)
@@ -1132,7 +1162,7 @@
 
 	var storeUpgrades *storetypes.StoreUpgrades
 
 	switch upgradeInfo.Name {
 	case v4.UpgradeName:
 		// !! ATTENTION !!
 		// !! WHEN UPGRADING TO SDK v0.47 MAKE SURE TO INCLUDE THIS
@@ -1142,6 +1172,7 @@
 				consensusparamtypes.StoreKey,
 				crisistypes.StoreKey,
 				icqtypes.StoreKey,
+				feeburnmoduletypes.StoreKey,
 			},
 			Deleted: []string{
 				"intertx",
@@ -1194,6 +1225,7 @@
 	paramsKeeper.Subspace(wasmtypes.ModuleName).WithKeyTable(wasmtypes.ParamKeyTable())
 	paramsKeeper.Subspace(routertypes.ModuleName).WithKeyTable(routertypes.ParamKeyTable())
 	paramsKeeper.Subspace(alliancemoduletypes.ModuleName).WithKeyTable(alliancemoduletypes.ParamKeyTable())
+	paramsKeeper.Subspace(feeburnmoduletypes.ModuleName)
 
 	return paramsKeeper
 }