simapp

package
v1.6.2 Latest Latest
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 Go to latest Published: Aug 25, 2022 License: Apache-2.0 Imports: 110 Imported by: 0

Documentation

Index

Constants

This section is empty.

Variables

View Source 
var (
	// DefaultCLIHome sets the default home directories for the application CLI
	DefaultCLIHome = os.ExpandEnv("$HOME/.exchaincli")

	// DefaultNodeHome sets the folder where the applcation data and configuration will be stored
	DefaultNodeHome = os.ExpandEnv("$HOME/.exchaind")

	// ModuleBasics defines the module BasicManager is in charge of setting up basic,
	// non-dependant module elements, such as codec registration
	// and genesis verification.
	ModuleBasics = module.NewBasicManager(
		auth.AppModuleBasic{},
		supply.AppModuleBasic{},
		genutil.AppModuleBasic{},
		bank.AppModuleBasic{},
		staking.AppModuleBasic{},
		mint.AppModuleBasic{},
		distr.AppModuleBasic{},
		gov.NewAppModuleBasic(
			paramsclient.ProposalHandler, distr.ProposalHandler,
			dexclient.DelistProposalHandler, farmclient.ManageWhiteListProposalHandler,
			evmclient.ManageContractDeploymentWhitelistProposalHandler,
			evmclient.ManageContractBlockedListProposalHandler,
			evmclient.ManageContractMethodBlockedListProposalHandler,
			govclient.ManageTreasuresProposalHandler,
			erc20client.TokenMappingProposalHandler,
			erc20client.ProxyContractRedirectHandler,
		),
		params.AppModuleBasic{},
		crisis.AppModuleBasic{},
		slashing.AppModuleBasic{},
		evidence.AppModuleBasic{},
		upgrade.AppModuleBasic{},
		evm.AppModuleBasic{},
		token.AppModuleBasic{},
		dex.AppModuleBasic{},
		order.AppModuleBasic{},
		ammswap.AppModuleBasic{},
		farm.AppModuleBasic{},
		capabilityModule.AppModuleBasic{},
		core.CoreModule{},
		capability.CapabilityModuleAdapter{},
		transfer.TransferModule{},
		erc20.AppModuleBasic{},
		mock.AppModuleBasic{},
		wasm.AppModuleBasic{},
	)

	GlobalGpIndex = GasPriceIndex{}
)
View Source 
var (
	FlagGenesisFileValue        string
	FlagParamsFileValue         string
	FlagExportParamsPathValue   string
	FlagExportParamsHeightValue int
	FlagExportStatePathValue    string
	FlagExportStatsPathValue    string
	FlagSeedValue               int64
	FlagInitialBlockHeightValue int
	FlagNumBlocksValue          int
	FlagBlockSizeValue          int
	FlagLeanValue               bool
	FlagCommitValue             bool
	FlagOnOperationValue        bool // TODO: Remove in favor of binary search for invariant violation
	FlagAllInvariantsValue      bool

	FlagEnabledValue     bool
	FlagVerboseValue     bool
	FlagPeriodValue      uint
	FlagGenesisTimeValue int64
)

List of available flags for the simulator

View Source 
var DefaultConsensusParams = &abci.ConsensusParams{
	Block: &abci.BlockParams{
		MaxBytes: 200000,
		MaxGas:   2000000,
	},
	Evidence: &tmproto.EvidenceParams{
		MaxAgeNumBlocks: 302400,
		MaxAgeDuration:  504 * time.Hour,
	},
	Validator: &tmproto.ValidatorParams{
		PubKeyTypes: []string{
			tmtypes.ABCIPubKeyTypeEd25519,
		},
	},
}

DefaultConsensusParams defines the default Tendermint consensus params used in SimApp testing.

Functions

func AddTestAddrs 

func AddTestAddrs(app *SimApp, ctx sdk.Context, accNum int, accAmt sdk.Int) []sdk.AccAddress

AddTestAddrs constructs and returns accNum amount of accounts with an initial balance of accAmt in random order

func AddTestAddrsFromPubKeys 

func AddTestAddrsFromPubKeys(app *SimApp, ctx sdk.Context, pubKeys []cryptotypes.PubKey, accAmt sdk.Int)

AddTestAddrsFromPubKeys adds the addresses into the SimApp providing only the public keys.

func AddTestAddrsIncremental 

func AddTestAddrsIncremental(app *SimApp, ctx sdk.Context, accNum int, accAmt sdk.Int) []sdk.AccAddress

AddTestAddrs constructs and returns accNum amount of accounts with an initial balance of accAmt in random order

func AppStateFn 

func AppStateFn(cdc codec.CodecProxy, simManager *module.SimulationManager) simtypes.AppStateFn

AppStateFn returns the initial application state using a genesis or the simulation parameters. It panics if the user provides files for both of them. If a file is not given for the genesis or the sim params, it creates a randomized one.

func AppStateFromGenesisFileFn 

func AppStateFromGenesisFileFn(r io.Reader, cdc codec.CodecProxy, genesisFile string) (tmtypes.GenesisDoc, []simtypes.Account)

AppStateFromGenesisFileFn util function to generate the genesis AppState from a genesis.json file.

func AppStateRandomizedFn 

func AppStateRandomizedFn(
	simManager *module.SimulationManager, r *rand.Rand, cdc codec.CodecProxy,
	accs []simtypes.Account, genesisTimestamp time.Time, appParams simtypes.AppParams,
) (json.RawMessage, []simtypes.Account)

AppStateRandomizedFn creates calls each module's GenesisState generator function and creates the simulation params

func CheckBalance 

func CheckBalance(t *testing.T, app *SimApp, addr sdk.AccAddress, balances sdk.Coins)

CheckBalance checks the balance of an account.

func CheckExportSimulation 

func CheckExportSimulation(
	app App, config simtypes.Config, params simtypes.Params,
) error

CheckExportSimulation exports the app state and simulation parameters to JSON if the export paths are defined.

func ConvertAddrsToValAddrs 

func ConvertAddrsToValAddrs(addrs []sdk.AccAddress) []sdk.ValAddress

ConvertAddrsToValAddrs converts the provided addresses to ValAddress.

func CreateTestPubKeys 

func CreateTestPubKeys(numPubKeys int) []cryptotypes2.PubKey

CreateTestPubKeys returns a total of numPubKeys public keys in ascending order.

func FundAccount 

func FundAccount(app *SimApp, ctx sdk.Context, addr sdk.AccAddress, amounts sdk.Coins) error

FundAccount is a utility function that funds an account by minting and sending the coins to the address TODO(fdymylja): instead of using the mint module account, which has the permission of minting, create a "faucet" account

func GenSequenceOfTxs 

func GenSequenceOfTxs(txGen client.TxConfig, msgs []ibcmsg.Msg, accNums []uint64, initSeqNums []uint64, numToGenerate int, priv ...cryptotypes2.PrivKey) ([]sdk.Tx, error)

GenSequenceOfTxs generates a set of signed transactions of messages, such that they differ only by having the sequence numbers incremented between every transaction.

func GetMaccPerms 

func GetMaccPerms() map[string][]string

GetMaccPerms returns a copy of the module account permissions

func GetSimulationLog 

func GetSimulationLog(storeName string, sdr sdk.StoreDecoderRegistry, kvAs, kvBs []kv.Pair) (log string)

GetSimulationLog unmarshals the KVPair's Value to the corresponding type based on the each's module store key and the prefix bytes of the KVPair's key.

func GetSimulatorFlags 

func GetSimulatorFlags()

GetSimulatorFlags gets the values of all the available simulation flags

func MakeTestEncodingConfig 

func MakeTestEncodingConfig() simappparams.EncodingConfig

MakeTestEncodingConfig creates an EncodingConfig for testing. This function should be used only in tests or when creating a new app instance (NewApp*()). App user shouldn't create new codecs - use the app.AppCodec instead. [DEPRECATED]

func NewAccHandler 

func NewAccHandler(ak auth.AccountKeeper) sdk.AccNonceHandler

func NewConfigFromFlags 

func NewConfigFromFlags() simulation.Config

NewConfigFromFlags creates a simulation from the retrieved values of the flags.

func NewPubKeyFromHex 

func NewPubKeyFromHex(pk string) (res cryptotypes2.PubKey)

NewPubKeyFromHex returns a PubKey from a hex string.

func PreRun 

func PreRun(ctx *server.Context) error

func PrintStats 

func PrintStats(db dbm.DB)

PrintStats prints the corresponding statistics from the app DB.

func SetupSimulation 

func SetupSimulation(dirPrefix, dbName string) (simtypes.Config, dbm.DB, string, log.Logger, bool, error)

SetupSimulation creates the config, db (levelDB), temporary directory and logger for the simulation tests. If `FlagEnabledValue` is false it skips the current test. Returns error on an invalid db intantiation or temp dir creation.

func SignAndDeliver 

func SignAndDeliver(
	t *testing.T, txCfg client.TxConfig, app *bam.BaseApp, header tmproto.Header, msgs []ibcmsg.Msg,
	chainID string, accNums, accSeqs []uint64, expSimPass, expPass bool, priv ...cryptotypes2.PrivKey,
) (sdk.GasInfo, *sdk.Result, error)

SignAndDeliver signs and delivers a transaction. No simulation occurs as the ibc testing package causes checkState and deliverState to diverge in block time.

func SimulationOperations 

func SimulationOperations(app App, cdc codec.Codec, config simtypes.Config) []simtypes.WeightedOperation

SimulationOperations retrieves the simulation params from the provided file path and returns all the modules weighted operations

func TestAddr 

func TestAddr(addr string, bech string) (sdk.AccAddress, error)

Types

type App 

type App interface {
	// The assigned name of the app.
	Name() string

	// Application updates every begin block.
	BeginBlocker(ctx sdk.Context, req abci.RequestBeginBlock) abci.ResponseBeginBlock

	// Application updates every end block.
	EndBlocker(ctx sdk.Context, req abci.RequestEndBlock) abci.ResponseEndBlock

	// Application update at chain (i.e app) initialization.
	InitChainer(ctx sdk.Context, req abci.RequestInitChain) abci.ResponseInitChain

	// Loads the app at a given height.
	LoadHeight(height int64) error

	// Exports the state of the application for a genesis file.
	ExportAppStateAndValidators(
		forZeroHeight bool, jailWhiteList []string,
	) (json.RawMessage, []tmtypes.GenesisValidator, error)

	// All the registered module account addreses.
	ModuleAccountAddrs() map[string]bool

	// Helper for the simulation framework.
	SimulationManager() *module.SimulationManager
}

App implements the common methods for a Cosmos SDK-based application specific blockchain.

type EmptyAppOptions 

type EmptyAppOptions struct{}

EmptyAppOptions is a stub implementing AppOptions

func (EmptyAppOptions) Get 

func (ao EmptyAppOptions) Get(o string) interface{}

Get implements AppOptions

type GasPriceIndex 

type GasPriceIndex struct {
	RecommendGp *big.Int `json:"recommend-gp"`
}

type GenerateAccountStrategy 

type GenerateAccountStrategy func(int) []sdk.AccAddress

type GenesisState 

type GenesisState map[string]json.RawMessage

The genesis state of the blockchain is represented here as a map of raw json messages key'd by a identifier string. The identifier is used to determine which module genesis information belongs to so it may be appropriately routed during init chain. Within this application default genesis information is retrieved from the ModuleBasicManager which populates json from each BasicModule object provided to it during init.

func NewDefaultGenesisState 

func NewDefaultGenesisState() GenesisState

NewDefaultGenesisState generates the default state for the application.

type SimApp 

type SimApp struct {
	*bam.BaseApp

	// keepers
	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
	UpgradeKeeper  upgrade.Keeper
	ParamsKeeper   params.Keeper
	EvidenceKeeper evidence.Keeper
	EvmKeeper      *evm.Keeper
	TokenKeeper    token.Keeper
	DexKeeper      dex.Keeper
	OrderKeeper    order.Keeper
	SwapKeeper     ammswap.Keeper
	FarmKeeper     farm.Keeper

	// ibc
	ScopedIBCKeeper      capabilitykeeper.ScopedKeeper
	ScopedTransferKeeper capabilitykeeper.ScopedKeeper
	ScopedIBCMockKeeper  capabilitykeeper.ScopedKeeper
	TransferKeeper       ibctransferkeeper.Keeper
	CapabilityKeeper     *capabilitykeeper.Keeper
	IBCKeeper            *ibc.Keeper // IBC Keeper must be a pointer in the app, so we can SetRouter on it correctly

	Erc20Keeper erc20.Keeper

	WasmHandler wasmkeeper.HandlerOption
	// contains filtered or unexported fields
}

SimApp implements an extended ABCI application. It is an application that may process transactions through Ethereum's EVM running atop of Tendermint consensus.

func NewSimApp 

func NewSimApp(
	logger log.Logger,
	db dbm.DB,
	traceStore io.Writer,
	loadLatest bool,
	skipUpgradeHeights map[int64]bool,
	invCheckPeriod uint,
	baseAppOptions ...func(*bam.BaseApp),
) *SimApp

NewSimApp returns a reference to a new initialized OKExChain application.

func Setup 

func Setup(isCheckTx bool) *SimApp

Setup initializes a new SimApp. A Nop logger is set in SimApp.

func SetupWithGenesisAccounts 

func SetupWithGenesisAccounts(genAccs []authexported.GenesisAccount, balances sdk.Coins) *SimApp

SetupWithGenesisAccounts initializes a new SimApp with the provided genesis accounts and possible balances.

func (*SimApp) AppCodec 

func (app *SimApp) AppCodec() *codec.CodecProxy

func (*SimApp) BeginBlocker 

func (app *SimApp) BeginBlocker(ctx sdk.Context, req abci.RequestBeginBlock) abci.ResponseBeginBlock

BeginBlocker updates every begin block

func (*SimApp) Codec 

func (app *SimApp) Codec() *codec.Codec

func (*SimApp) CollectUpgradeModules 

func (o *SimApp) CollectUpgradeModules(m *module.Manager) (map[int64]*upgradetypes.HeightTasks,
	map[string]params.ParamSet, []types.StoreFilter, []types.StoreFilter, []types.VersionFilter)

func (*SimApp) EndBlocker 

func (app *SimApp) EndBlocker(ctx sdk.Context, req abci.RequestEndBlock) abci.ResponseEndBlock

EndBlocker updates every end block

func (*SimApp) ExportAppStateAndValidators 

func (app *SimApp) ExportAppStateAndValidators(
	forZeroHeight bool, jailWhiteList []string,
) (appState json.RawMessage, validators []tmtypes.GenesisValidator, err error)

ExportAppStateAndValidators exports the state of the application for a genesis file.

func (*SimApp) GetBaseApp 

func (app *SimApp) GetBaseApp() *bam.BaseApp

func (*SimApp) GetIBCKeeper 

func (app *SimApp) GetIBCKeeper() *ibc.Keeper

func (*SimApp) GetKey 

func (app *SimApp) GetKey(storeKey string) *sdk.KVStoreKey

GetKey returns the KVStoreKey for the provided store key.

NOTE: This is solely to be used for testing purposes.

func (*SimApp) GetScopedIBCKeeper 

func (app *SimApp) GetScopedIBCKeeper() (cap capabilitykeeper.ScopedKeeper)

func (*SimApp) GetStakingKeeper 

func (app *SimApp) GetStakingKeeper() staking.Keeper

func (*SimApp) GetSubspace 

func (app *SimApp) GetSubspace(moduleName string) params.Subspace

GetSubspace returns a param subspace for a given module name.

NOTE: This is solely to be used for testing purposes.

func (*SimApp) InitChainer 

func (app *SimApp) InitChainer(ctx sdk.Context, req abci.RequestInitChain) abci.ResponseInitChain

InitChainer updates at chain initialization

func (*SimApp) LastBlockHeight 

func (app *SimApp) LastBlockHeight() int64

func (*SimApp) LastCommitID 

func (app *SimApp) LastCommitID() sdk.CommitID

func (*SimApp) LoadHeight 

func (app *SimApp) LoadHeight(height int64) error

LoadHeight loads state at a particular height

func (*SimApp) LoadStartVersion 

func (app *SimApp) LoadStartVersion(height int64) error

func (*SimApp) Marshal 

func (app *SimApp) Marshal() *codec.CodecProxy

func (*SimApp) ModuleAccountAddrs 

func (app *SimApp) ModuleAccountAddrs() map[string]bool

ModuleAccountAddrs returns all the app's module account addresses.

func (*SimApp) Name 

func (app *SimApp) Name() string

Name returns the name of the App

func (*SimApp) SetOption 

func (app *SimApp) SetOption(req abci.RequestSetOption) (res abci.ResponseSetOption)

func (*SimApp) SimulationManager 

func (app *SimApp) SimulationManager() *module.SimulationManager

SimulationManager implements the SimulationApp interface

func (*SimApp) TxConfig 

func (o *SimApp) TxConfig() client.TxConfig

type SimGenesisAccount 

type SimGenesisAccount struct {
	*authtypes.BaseAccount

	// vesting account fields
	OriginalVesting  sdk.Coins `json:"original_vesting" yaml:"original_vesting"`   // total vesting coins upon initialization
	DelegatedFree    sdk.Coins `json:"delegated_free" yaml:"delegated_free"`       // delegated vested coins at time of delegation
	DelegatedVesting sdk.Coins `json:"delegated_vesting" yaml:"delegated_vesting"` // delegated vesting coins at time of delegation
	StartTime        int64     `json:"start_time" yaml:"start_time"`               // vesting start time (UNIX Epoch time)
	EndTime          int64     `json:"end_time" yaml:"end_time"`                   // vesting end time (UNIX Epoch time)

	// module account fields
	ModuleName        string   `json:"module_name" yaml:"module_name"`               // name of the module account
	ModulePermissions []string `json:"module_permissions" yaml:"module_permissions"` // permissions of module account
}

SimGenesisAccount defines a type that implements the GenesisAccount interface to be used for simulation accounts in the genesis state.

func (SimGenesisAccount) Validate 

func (sga SimGenesisAccount) Validate() error

Validate checks for errors on the vesting and module account parameters

Source Files

View all Source files

Directories

Path Synopsis
capability
core
staking
transfer

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