package app import ( "io" "os" abci "github.com/tendermint/tendermint/abci/types" cmn "github.com/tendermint/tendermint/libs/common" "github.com/tendermint/tendermint/libs/log" dbm "github.com/tendermint/tm-db" bam "github.com/cosmos/cosmos-sdk/baseapp" "github.com/cosmos/cosmos-sdk/codec" sdk "github.com/cosmos/cosmos-sdk/types" "github.com/cosmos/cosmos-sdk/types/module" "github.com/cosmos/cosmos-sdk/version" "github.com/cosmos/cosmos-sdk/x/auth" "github.com/cosmos/cosmos-sdk/x/auth/vesting" "github.com/cosmos/cosmos-sdk/x/bank" "github.com/cosmos/cosmos-sdk/x/crisis" distr "github.com/cosmos/cosmos-sdk/x/distribution" "github.com/cosmos/cosmos-sdk/x/genutil" "github.com/cosmos/cosmos-sdk/x/gov" "github.com/cosmos/cosmos-sdk/x/mint" "github.com/cosmos/cosmos-sdk/x/params" paramsclient "github.com/cosmos/cosmos-sdk/x/params/client" "github.com/cosmos/cosmos-sdk/x/slashing" "github.com/cosmos/cosmos-sdk/x/staking" "github.com/cosmos/cosmos-sdk/x/supply" "github.com/kava-labs/kava/x/auction" "github.com/kava-labs/kava/x/cdp" "github.com/kava-labs/kava/x/committee" "github.com/kava-labs/kava/x/pricefeed" validatorvesting "github.com/kava-labs/kava/x/validator-vesting" ) const ( appName = "kava" Bech32MainPrefix = "kava" Bip44CoinType = 459 // see https://github.com/satoshilabs/slips/blob/master/slip-0044.md ) var ( // default home directories for expected binaries DefaultCLIHome = os.ExpandEnv("$HOME/.kvcli") DefaultNodeHome = os.ExpandEnv("$HOME/.kvd") // ModuleBasics manages simple versions of full app modules. It's used for things such as codec registration and genesis file verification. ModuleBasics = module.NewBasicManager( genutil.AppModuleBasic{}, auth.AppModuleBasic{}, validatorvesting.AppModuleBasic{}, bank.AppModuleBasic{}, staking.AppModuleBasic{}, mint.AppModuleBasic{}, distr.AppModuleBasic{}, gov.NewAppModuleBasic(paramsclient.ProposalHandler, distr.ProposalHandler), params.AppModuleBasic{}, crisis.AppModuleBasic{}, slashing.AppModuleBasic{}, supply.AppModuleBasic{}, auction.AppModuleBasic{}, cdp.AppModuleBasic{}, pricefeed.AppModuleBasic{}, committee.AppModuleBasic{}, ) // module account permissions mAccPerms = map[string][]string{ auth.FeeCollectorName: nil, distr.ModuleName: nil, mint.ModuleName: {supply.Minter}, staking.BondedPoolName: {supply.Burner, supply.Staking}, staking.NotBondedPoolName: {supply.Burner, supply.Staking}, gov.ModuleName: {supply.Burner}, validatorvesting.ModuleName: {supply.Burner}, auction.ModuleName: nil, cdp.ModuleName: {supply.Minter, supply.Burner}, cdp.LiquidatorMacc: {supply.Minter, supply.Burner}, } ) // Extended ABCI application type App struct { *bam.BaseApp cdc *codec.Codec invCheckPeriod uint // keys to access the substores keys map[string]*sdk.KVStoreKey tkeys map[string]*sdk.TransientStoreKey // keepers from all the modules accountKeeper auth.AccountKeeper bankKeeper bank.Keeper supplyKeeper supply.Keeper stakingKeeper staking.Keeper slashingKeeper slashing.Keeper mintKeeper mint.Keeper distrKeeper distr.Keeper govKeeper gov.Keeper crisisKeeper crisis.Keeper paramsKeeper params.Keeper vvKeeper validatorvesting.Keeper auctionKeeper auction.Keeper cdpKeeper cdp.Keeper pricefeedKeeper pricefeed.Keeper committeeKeeper committee.Keeper // the module manager mm *module.Manager // simulation manager sm *module.SimulationManager } // NewApp returns a reference to an initialized App. func NewApp(logger log.Logger, db dbm.DB, traceStore io.Writer, loadLatest bool, invCheckPeriod uint, baseAppOptions ...func(*bam.BaseApp)) *App { cdc := MakeCodec() bApp := bam.NewBaseApp(appName, logger, db, auth.DefaultTxDecoder(cdc), baseAppOptions...) bApp.SetCommitMultiStoreTracer(traceStore) bApp.SetAppVersion(version.Version) keys := sdk.NewKVStoreKeys( bam.MainStoreKey, auth.StoreKey, staking.StoreKey, supply.StoreKey, mint.StoreKey, distr.StoreKey, slashing.StoreKey, gov.StoreKey, params.StoreKey, validatorvesting.StoreKey, auction.StoreKey, cdp.StoreKey, pricefeed.StoreKey, committee.StoreKey, ) tkeys := sdk.NewTransientStoreKeys(params.TStoreKey) var app = &App{ BaseApp: bApp, cdc: cdc, invCheckPeriod: invCheckPeriod, keys: keys, tkeys: tkeys, } // init params keeper and subspaces app.paramsKeeper = params.NewKeeper(app.cdc, keys[params.StoreKey], tkeys[params.TStoreKey], params.DefaultCodespace) authSubspace := app.paramsKeeper.Subspace(auth.DefaultParamspace) bankSubspace := app.paramsKeeper.Subspace(bank.DefaultParamspace) stakingSubspace := app.paramsKeeper.Subspace(staking.DefaultParamspace) mintSubspace := app.paramsKeeper.Subspace(mint.DefaultParamspace) distrSubspace := app.paramsKeeper.Subspace(distr.DefaultParamspace) slashingSubspace := app.paramsKeeper.Subspace(slashing.DefaultParamspace) govSubspace := app.paramsKeeper.Subspace(gov.DefaultParamspace).WithKeyTable(gov.ParamKeyTable()) crisisSubspace := app.paramsKeeper.Subspace(crisis.DefaultParamspace) auctionSubspace := app.paramsKeeper.Subspace(auction.DefaultParamspace) cdpSubspace := app.paramsKeeper.Subspace(cdp.DefaultParamspace) pricefeedSubspace := app.paramsKeeper.Subspace(pricefeed.DefaultParamspace) // add keepers app.accountKeeper = auth.NewAccountKeeper( app.cdc, keys[auth.StoreKey], authSubspace, auth.ProtoBaseAccount) app.bankKeeper = bank.NewBaseKeeper( app.accountKeeper, bankSubspace, bank.DefaultCodespace, app.ModuleAccountAddrs()) app.supplyKeeper = supply.NewKeeper( app.cdc, keys[supply.StoreKey], app.accountKeeper, app.bankKeeper, mAccPerms) stakingKeeper := staking.NewKeeper( app.cdc, keys[staking.StoreKey], app.supplyKeeper, stakingSubspace, staking.DefaultCodespace) app.mintKeeper = mint.NewKeeper( app.cdc, keys[mint.StoreKey], mintSubspace, &stakingKeeper, app.supplyKeeper, auth.FeeCollectorName) app.distrKeeper = distr.NewKeeper( app.cdc, keys[distr.StoreKey], distrSubspace, &stakingKeeper, app.supplyKeeper, distr.DefaultCodespace, auth.FeeCollectorName, app.ModuleAccountAddrs()) app.slashingKeeper = slashing.NewKeeper( app.cdc, keys[slashing.StoreKey], &stakingKeeper, slashingSubspace, slashing.DefaultCodespace) app.crisisKeeper = crisis.NewKeeper( crisisSubspace, invCheckPeriod, app.supplyKeeper, auth.FeeCollectorName) govRouter := gov.NewRouter() govRouter. AddRoute(gov.RouterKey, gov.ProposalHandler). AddRoute(params.RouterKey, params.NewParamChangeProposalHandler(app.paramsKeeper)). AddRoute(distr.RouterKey, distr.NewCommunityPoolSpendProposalHandler(app.distrKeeper)) app.govKeeper = gov.NewKeeper( app.cdc, keys[gov.StoreKey], govSubspace, app.supplyKeeper, &stakingKeeper, gov.DefaultCodespace, govRouter) app.vvKeeper = validatorvesting.NewKeeper( app.cdc, keys[validatorvesting.StoreKey], app.accountKeeper, app.bankKeeper, app.supplyKeeper, &stakingKeeper) app.pricefeedKeeper = pricefeed.NewKeeper( app.cdc, keys[pricefeed.StoreKey], pricefeedSubspace, pricefeed.DefaultCodespace) // NewKeeper(cdc *codec.Codec, key sdk.StoreKey, paramstore subspace.Subspace, pfk types.PricefeedKeeper, sk types.SupplyKeeper, codespace sdk.CodespaceType) app.auctionKeeper = auction.NewKeeper( app.cdc, keys[auction.StoreKey], app.supplyKeeper, auctionSubspace) app.cdpKeeper = cdp.NewKeeper( app.cdc, keys[cdp.StoreKey], cdpSubspace, app.pricefeedKeeper, app.auctionKeeper, app.supplyKeeper, cdp.DefaultCodespace) app.committeeKeeper = committee.NewKeeper( app.cdc, keys[committee.StoreKey], // TODO blacklist module addresses? ) // register the staking hooks // NOTE: stakingKeeper above is passed by reference, so that it will contain these hooks app.stakingKeeper = *stakingKeeper.SetHooks( staking.NewMultiStakingHooks(app.distrKeeper.Hooks(), app.slashingKeeper.Hooks())) // create the module manager (Note: Any module instantiated in the module manager that is later modified // must be passed by reference here.) app.mm = module.NewManager( genutil.NewAppModule(app.accountKeeper, app.stakingKeeper, app.BaseApp.DeliverTx), auth.NewAppModule(app.accountKeeper), bank.NewAppModule(app.bankKeeper, app.accountKeeper), crisis.NewAppModule(&app.crisisKeeper), supply.NewAppModule(app.supplyKeeper, app.accountKeeper), distr.NewAppModule(app.distrKeeper, app.supplyKeeper), gov.NewAppModule(app.govKeeper, app.supplyKeeper), mint.NewAppModule(app.mintKeeper), slashing.NewAppModule(app.slashingKeeper, app.stakingKeeper), staking.NewAppModule(app.stakingKeeper, app.accountKeeper, app.supplyKeeper), validatorvesting.NewAppModule(app.vvKeeper, app.accountKeeper), auction.NewAppModule(app.auctionKeeper, app.supplyKeeper), cdp.NewAppModule(app.cdpKeeper, app.pricefeedKeeper), pricefeed.NewAppModule(app.pricefeedKeeper), committee.NewAppModule(app.committeeKeeper), ) // During begin block slashing happens after distr.BeginBlocker so that // there is nothing left over in the validator fee pool, so as to keep the // CanWithdrawInvariant invariant. // Auction.BeginBlocker will close out expired auctions and pay debt back to cdp. So it should be run before cdp.BeginBlocker which cancels out debt with stable and starts more auctions. app.mm.SetOrderBeginBlockers(mint.ModuleName, distr.ModuleName, slashing.ModuleName, validatorvesting.ModuleName, auction.ModuleName, cdp.ModuleName) app.mm.SetOrderEndBlockers(crisis.ModuleName, gov.ModuleName, staking.ModuleName, pricefeed.ModuleName) // Note: genutils must occur after staking so that pools are properly // initialized with tokens from genesis accounts. // // Note: Changing the order of the auth module and modules that use module accounts // results in subtle changes to the way accounts are loaded from genesis. app.mm.SetOrderInitGenesis( auth.ModuleName, validatorvesting.ModuleName, distr.ModuleName, staking.ModuleName, bank.ModuleName, slashing.ModuleName, gov.ModuleName, mint.ModuleName, supply.ModuleName, crisis.ModuleName, genutil.ModuleName, pricefeed.ModuleName, cdp.ModuleName, auction.ModuleName, committee.ModuleName, // TODO is this order ok? ) app.mm.RegisterInvariants(&app.crisisKeeper) app.mm.RegisterRoutes(app.Router(), app.QueryRouter()) // create the simulation manager and define the order of the modules for deterministic simulations // // NOTE: This is not required for apps that don't use the simulator for fuzz testing // transactions. app.sm = module.NewSimulationManager( auth.NewAppModule(app.accountKeeper), validatorvesting.NewAppModule(app.vvKeeper, app.accountKeeper), bank.NewAppModule(app.bankKeeper, app.accountKeeper), supply.NewAppModule(app.supplyKeeper, app.accountKeeper), gov.NewAppModule(app.govKeeper, app.supplyKeeper), mint.NewAppModule(app.mintKeeper), distr.NewAppModule(app.distrKeeper, app.supplyKeeper), staking.NewAppModule(app.stakingKeeper, app.accountKeeper, app.supplyKeeper), slashing.NewAppModule(app.slashingKeeper, app.stakingKeeper), cdp.NewAppModule(app.cdpKeeper, app.pricefeedKeeper), // TODO how is the order be decided here? Is this order correct? pricefeed.NewAppModule(app.pricefeedKeeper), auction.NewAppModule(app.auctionKeeper, app.supplyKeeper), // TODO committee ) app.sm.RegisterStoreDecoders() // initialize stores app.MountKVStores(keys) app.MountTransientStores(tkeys) // initialize the app app.SetInitChainer(app.InitChainer) app.SetBeginBlocker(app.BeginBlocker) // app.SetAnteHandler(NewAnteHandler(app.accountKeeper, app.supplyKeeper, app.shutdownKeeper, auth.DefaultSigVerificationGasConsumer)) app.SetEndBlocker(app.EndBlocker) // load store if loadLatest { err := app.LoadLatestVersion(app.keys[bam.MainStoreKey]) if err != nil { cmn.Exit(err.Error()) } } return app } // func NewAnteHandler(ak auth.AccountKeeper, supplyKeeper supply.Keeper, shutdownKeeper shutdown.Keeper, sigGasConsumer SignatureVerificationGasConsumer) sdk.AnteHandler { // return sdk.ChainAnteDecorators( // auth.NewSetUpContextDecorator(), // outermost AnteDecorator. SetUpContext must be called first // shutdownAnte.NewDisableMsgDecorator(shutdownKeeper), // auth.NewMempoolFeeDecorator(), // auth.NewValidateBasicDecorator(), // auth.NewValidateMemoDecorator(ak), // auth.NewConsumeGasForTxSizeDecorator(ak), // auth.NewSetPubKeyDecorator(ak), // SetPubKeyDecorator must be called before all signature verification decorators // auth.NewValidateSigCountDecorator(ak), // auth.NewDeductFeeDecorator(ak, supplyKeeper), // auth.NewSigGasConsumeDecorator(ak, sigGasConsumer), // auth.NewSigVerificationDecorator(ak), // auth.NewIncrementSequenceDecorator(ak), // innermost AnteDecorator // ) // } // custom tx codec func MakeCodec() *codec.Codec { var cdc = codec.New() ModuleBasics.RegisterCodec(cdc) vesting.RegisterCodec(cdc) sdk.RegisterCodec(cdc) codec.RegisterCrypto(cdc) codec.RegisterEvidences(cdc) return cdc.Seal() } // SetBech32AddressPrefixes sets the global prefix to be used when serializing addresses to bech32 strings. func SetBech32AddressPrefixes(config *sdk.Config) { config.SetBech32PrefixForAccount(Bech32MainPrefix, Bech32MainPrefix+sdk.PrefixPublic) config.SetBech32PrefixForValidator(Bech32MainPrefix+sdk.PrefixValidator+sdk.PrefixOperator, Bech32MainPrefix+sdk.PrefixValidator+sdk.PrefixOperator+sdk.PrefixPublic) config.SetBech32PrefixForConsensusNode(Bech32MainPrefix+sdk.PrefixValidator+sdk.PrefixConsensus, Bech32MainPrefix+sdk.PrefixValidator+sdk.PrefixConsensus+sdk.PrefixPublic) } // SetBip44CoinType sets the global coin type to be used in hierarchical deterministic wallets. func SetBip44CoinType(config *sdk.Config) { config.SetCoinType(Bip44CoinType) } // application updates every end block func (app *App) BeginBlocker(ctx sdk.Context, req abci.RequestBeginBlock) abci.ResponseBeginBlock { return app.mm.BeginBlock(ctx, req) } // application updates every end block func (app *App) EndBlocker(ctx sdk.Context, req abci.RequestEndBlock) abci.ResponseEndBlock { return app.mm.EndBlock(ctx, req) } // custom logic for app initialization func (app *App) InitChainer(ctx sdk.Context, req abci.RequestInitChain) abci.ResponseInitChain { var genesisState GenesisState app.cdc.MustUnmarshalJSON(req.AppStateBytes, &genesisState) return app.mm.InitGenesis(ctx, genesisState) } // load a particular height func (app *App) LoadHeight(height int64) error { return app.LoadVersion(height, app.keys[bam.MainStoreKey]) } // ModuleAccountAddrs returns all the app's module account addresses. func (app *App) ModuleAccountAddrs() map[string]bool { modAccAddrs := make(map[string]bool) for acc := range mAccPerms { modAccAddrs[supply.NewModuleAddress(acc).String()] = true } return modAccAddrs } // Codec returns the application's sealed codec. func (app *App) Codec() *codec.Codec { return app.cdc } // GetMaccPerms returns a mapping of the application's module account permissions. func GetMaccPerms() map[string][]string { perms := make(map[string][]string) for k, v := range mAccPerms { perms[k] = v } return perms }