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update app package

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This commit is contained in:
rhuairahrighairigh 2019-09-11 18:33:20 -04:00
parent 6e4c8a51cd
commit 5acc23e6e5
5 changed files with 389 additions and 348 deletions
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160
app/app.go
View File

@ -6,8 +6,8 @@ import (
abci "github.com/tendermint/tendermint/abci/types" abci "github.com/tendermint/tendermint/abci/types"
cmn "github.com/tendermint/tendermint/libs/common" cmn "github.com/tendermint/tendermint/libs/common"
dbm "github.com/tendermint/tendermint/libs/db"
"github.com/tendermint/tendermint/libs/log" "github.com/tendermint/tendermint/libs/log"
dbm "github.com/tendermint/tm-db"
bam "github.com/cosmos/cosmos-sdk/baseapp" bam "github.com/cosmos/cosmos-sdk/baseapp"
"github.com/cosmos/cosmos-sdk/codec" "github.com/cosmos/cosmos-sdk/codec"
@ -18,7 +18,6 @@ import (
"github.com/cosmos/cosmos-sdk/x/bank" "github.com/cosmos/cosmos-sdk/x/bank"
"github.com/cosmos/cosmos-sdk/x/crisis" "github.com/cosmos/cosmos-sdk/x/crisis"
distr "github.com/cosmos/cosmos-sdk/x/distribution" distr "github.com/cosmos/cosmos-sdk/x/distribution"
distrclient "github.com/cosmos/cosmos-sdk/x/distribution/client"
"github.com/cosmos/cosmos-sdk/x/genaccounts" "github.com/cosmos/cosmos-sdk/x/genaccounts"
"github.com/cosmos/cosmos-sdk/x/genutil" "github.com/cosmos/cosmos-sdk/x/genutil"
"github.com/cosmos/cosmos-sdk/x/gov" "github.com/cosmos/cosmos-sdk/x/gov"
@ -41,7 +40,20 @@ var (
DefaultNodeHome = os.ExpandEnv("$HOME/.kvd") DefaultNodeHome = os.ExpandEnv("$HOME/.kvd")
// ModuleBasics manages simple versions of full app modules. It's used for things such as codec registration and genesis file verification. // ModuleBasics manages simple versions of full app modules. It's used for things such as codec registration and genesis file verification.
ModuleBasics module.BasicManager ModuleBasics = module.NewBasicManager(
genaccounts.AppModuleBasic{},
genutil.AppModuleBasic{},
auth.AppModuleBasic{},
bank.AppModuleBasic{},
staking.AppModuleBasic{},
mint.AppModuleBasic{},
distr.AppModuleBasic{},
gov.NewAppModuleBasic(paramsclient.ProposalHandler, distr.ProposalHandler),
params.AppModuleBasic{},
crisis.AppModuleBasic{},
slashing.AppModuleBasic{},
supply.AppModuleBasic{},
)
// module account permissions // module account permissions
mAccPerms = map[string][]string{ mAccPerms = map[string][]string{
@ -54,23 +66,6 @@ var (
} }
) )
func init() {
ModuleBasics = module.NewBasicManager(
genaccounts.AppModuleBasic{},
genutil.AppModuleBasic{},
auth.AppModuleBasic{},
bank.AppModuleBasic{},
staking.AppModuleBasic{},
mint.AppModuleBasic{},
distr.AppModuleBasic{},
gov.NewAppModuleBasic(paramsclient.ProposalHandler, distrclient.ProposalHandler),
params.AppModuleBasic{},
crisis.AppModuleBasic{},
slashing.AppModuleBasic{},
supply.AppModuleBasic{},
)
}
// Extended ABCI application // Extended ABCI application
type App struct { type App struct {
*bam.BaseApp *bam.BaseApp
@ -79,18 +74,8 @@ type App struct {
invCheckPeriod uint invCheckPeriod uint
// keys to access the substores // keys to access the substores
keyMain *sdk.KVStoreKey keys map[string]*sdk.KVStoreKey
keyAccount *sdk.KVStoreKey tkeys map[string]*sdk.TransientStoreKey
keySupply *sdk.KVStoreKey
keyStaking *sdk.KVStoreKey
tkeyStaking *sdk.TransientStoreKey
keySlashing *sdk.KVStoreKey
keyMint *sdk.KVStoreKey
keyDistr *sdk.KVStoreKey
tkeyDistr *sdk.TransientStoreKey
keyGov *sdk.KVStoreKey
keyParams *sdk.KVStoreKey
tkeyParams *sdk.TransientStoreKey
// keepers from all the modules // keepers from all the modules
accountKeeper auth.AccountKeeper accountKeeper auth.AccountKeeper
@ -106,6 +91,9 @@ type App struct {
// the module manager // the module manager
mm *module.Manager mm *module.Manager
// simulation manager
sm *module.SimulationManager
} }
// NewApp returns a reference to an initialized App. // NewApp returns a reference to an initialized App.
@ -119,77 +107,75 @@ func NewApp(logger log.Logger, db dbm.DB, traceStore io.Writer, loadLatest bool,
bApp.SetCommitMultiStoreTracer(traceStore) bApp.SetCommitMultiStoreTracer(traceStore)
bApp.SetAppVersion(version.Version) 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,
)
tkeys := sdk.NewTransientStoreKeys(staking.TStoreKey, params.TStoreKey)
var app = &App{ var app = &App{
BaseApp: bApp, BaseApp: bApp,
cdc: cdc, cdc: cdc,
invCheckPeriod: invCheckPeriod, invCheckPeriod: invCheckPeriod,
keyMain: sdk.NewKVStoreKey(bam.MainStoreKey), keys: keys,
keyAccount: sdk.NewKVStoreKey(auth.StoreKey), tkeys: tkeys,
keySupply: sdk.NewKVStoreKey(supply.StoreKey),
keyStaking: sdk.NewKVStoreKey(staking.StoreKey),
tkeyStaking: sdk.NewTransientStoreKey(staking.TStoreKey),
keyMint: sdk.NewKVStoreKey(mint.StoreKey),
keyDistr: sdk.NewKVStoreKey(distr.StoreKey),
tkeyDistr: sdk.NewTransientStoreKey(distr.TStoreKey),
keySlashing: sdk.NewKVStoreKey(slashing.StoreKey),
keyGov: sdk.NewKVStoreKey(gov.StoreKey),
keyParams: sdk.NewKVStoreKey(params.StoreKey),
tkeyParams: sdk.NewTransientStoreKey(params.TStoreKey),
} }
// init params keeper and subspaces // init params keeper and subspaces
app.paramsKeeper = params.NewKeeper(app.cdc, app.keyParams, app.tkeyParams, params.DefaultCodespace) app.paramsKeeper = params.NewKeeper(app.cdc, keys[params.StoreKey], tkeys[params.TStoreKey], params.DefaultCodespace)
authSubspace := app.paramsKeeper.Subspace(auth.DefaultParamspace) authSubspace := app.paramsKeeper.Subspace(auth.DefaultParamspace)
bankSubspace := app.paramsKeeper.Subspace(bank.DefaultParamspace) bankSubspace := app.paramsKeeper.Subspace(bank.DefaultParamspace)
stakingSubspace := app.paramsKeeper.Subspace(staking.DefaultParamspace) stakingSubspace := app.paramsKeeper.Subspace(staking.DefaultParamspace)
mintSubspace := app.paramsKeeper.Subspace(mint.DefaultParamspace) mintSubspace := app.paramsKeeper.Subspace(mint.DefaultParamspace)
distrSubspace := app.paramsKeeper.Subspace(distr.DefaultParamspace) distrSubspace := app.paramsKeeper.Subspace(distr.DefaultParamspace)
slashingSubspace := app.paramsKeeper.Subspace(slashing.DefaultParamspace) slashingSubspace := app.paramsKeeper.Subspace(slashing.DefaultParamspace)
govSubspace := app.paramsKeeper.Subspace(gov.DefaultParamspace) govSubspace := app.paramsKeeper.Subspace(gov.DefaultParamspace).WithKeyTable(gov.ParamKeyTable())
crisisSubspace := app.paramsKeeper.Subspace(crisis.DefaultParamspace) crisisSubspace := app.paramsKeeper.Subspace(crisis.DefaultParamspace)
// add keepers // add keepers
app.accountKeeper = auth.NewAccountKeeper( app.accountKeeper = auth.NewAccountKeeper(
app.cdc, app.cdc,
app.keyAccount, keys[auth.StoreKey],
authSubspace, authSubspace,
auth.ProtoBaseAccount) auth.ProtoBaseAccount)
app.bankKeeper = bank.NewBaseKeeper( app.bankKeeper = bank.NewBaseKeeper(
app.accountKeeper, app.accountKeeper,
bankSubspace, bankSubspace,
bank.DefaultCodespace) bank.DefaultCodespace,
app.ModuleAccountAddrs())
app.supplyKeeper = supply.NewKeeper( app.supplyKeeper = supply.NewKeeper(
app.cdc, app.cdc,
app.keySupply, keys[supply.StoreKey],
app.accountKeeper, app.accountKeeper,
app.bankKeeper, app.bankKeeper,
supply.DefaultCodespace,
mAccPerms) mAccPerms)
stakingKeeper := staking.NewKeeper( stakingKeeper := staking.NewKeeper(
app.cdc, app.cdc,
app.keyStaking, keys[staking.StoreKey],
app.tkeyStaking, tkeys[staking.TStoreKey],
app.supplyKeeper, app.supplyKeeper,
stakingSubspace, stakingSubspace,
staking.DefaultCodespace) staking.DefaultCodespace)
app.mintKeeper = mint.NewKeeper( app.mintKeeper = mint.NewKeeper(
app.cdc, app.cdc,
app.keyMint, keys[mint.StoreKey],
mintSubspace, mintSubspace,
&stakingKeeper, &stakingKeeper,
app.supplyKeeper, app.supplyKeeper,
auth.FeeCollectorName) auth.FeeCollectorName)
app.distrKeeper = distr.NewKeeper( app.distrKeeper = distr.NewKeeper(
app.cdc, app.cdc,
app.keyDistr, keys[distr.StoreKey],
distrSubspace, distrSubspace,
&stakingKeeper, &stakingKeeper,
app.supplyKeeper, app.supplyKeeper,
distr.DefaultCodespace, distr.DefaultCodespace,
auth.FeeCollectorName) auth.FeeCollectorName,
app.ModuleAccountAddrs())
app.slashingKeeper = slashing.NewKeeper( app.slashingKeeper = slashing.NewKeeper(
app.cdc, app.cdc,
app.keySlashing, keys[slashing.StoreKey],
&stakingKeeper, &stakingKeeper,
slashingSubspace, slashingSubspace,
slashing.DefaultCodespace) slashing.DefaultCodespace)
@ -205,8 +191,7 @@ func NewApp(logger log.Logger, db dbm.DB, traceStore io.Writer, loadLatest bool,
AddRoute(distr.RouterKey, distr.NewCommunityPoolSpendProposalHandler(app.distrKeeper)) AddRoute(distr.RouterKey, distr.NewCommunityPoolSpendProposalHandler(app.distrKeeper))
app.govKeeper = gov.NewKeeper( app.govKeeper = gov.NewKeeper(
app.cdc, app.cdc,
app.keyGov, keys[gov.StoreKey],
app.paramsKeeper,
govSubspace, govSubspace,
app.supplyKeeper, app.supplyKeeper,
&stakingKeeper, &stakingKeeper,
@ -218,19 +203,20 @@ func NewApp(logger log.Logger, db dbm.DB, traceStore io.Writer, loadLatest bool,
app.stakingKeeper = *stakingKeeper.SetHooks( app.stakingKeeper = *stakingKeeper.SetHooks(
staking.NewMultiStakingHooks(app.distrKeeper.Hooks(), app.slashingKeeper.Hooks())) staking.NewMultiStakingHooks(app.distrKeeper.Hooks(), app.slashingKeeper.Hooks()))
// create the module manager // 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( app.mm = module.NewManager(
genaccounts.NewAppModule(app.accountKeeper), genaccounts.NewAppModule(app.accountKeeper),
genutil.NewAppModule(app.accountKeeper, app.stakingKeeper, app.BaseApp.DeliverTx), genutil.NewAppModule(app.accountKeeper, app.stakingKeeper, app.BaseApp.DeliverTx),
auth.NewAppModule(app.accountKeeper), auth.NewAppModule(app.accountKeeper),
bank.NewAppModule(app.bankKeeper, app.accountKeeper), bank.NewAppModule(app.bankKeeper, app.accountKeeper),
crisis.NewAppModule(app.crisisKeeper), crisis.NewAppModule(&app.crisisKeeper),
supply.NewAppModule(app.supplyKeeper, app.accountKeeper), supply.NewAppModule(app.supplyKeeper, app.accountKeeper),
distr.NewAppModule(app.distrKeeper, app.supplyKeeper), distr.NewAppModule(app.distrKeeper, app.supplyKeeper),
gov.NewAppModule(app.govKeeper, app.supplyKeeper), gov.NewAppModule(app.govKeeper, app.supplyKeeper),
mint.NewAppModule(app.mintKeeper), mint.NewAppModule(app.mintKeeper),
slashing.NewAppModule(app.slashingKeeper, app.stakingKeeper), slashing.NewAppModule(app.slashingKeeper, app.stakingKeeper),
staking.NewAppModule(app.stakingKeeper, app.distrKeeper, app.accountKeeper, app.supplyKeeper), staking.NewAppModule(app.stakingKeeper, app.accountKeeper, app.supplyKeeper),
) )
// During begin block slashing happens after distr.BeginBlocker so that // During begin block slashing happens after distr.BeginBlocker so that
@ -238,7 +224,7 @@ func NewApp(logger log.Logger, db dbm.DB, traceStore io.Writer, loadLatest bool,
// CanWithdrawInvariant invariant. // CanWithdrawInvariant invariant.
app.mm.SetOrderBeginBlockers(mint.ModuleName, distr.ModuleName, slashing.ModuleName) app.mm.SetOrderBeginBlockers(mint.ModuleName, distr.ModuleName, slashing.ModuleName)
app.mm.SetOrderEndBlockers(gov.ModuleName, staking.ModuleName) app.mm.SetOrderEndBlockers(crisis.ModuleName, gov.ModuleName, staking.ModuleName)
// genutils must occur after staking so that pools are properly // genutils must occur after staking so that pools are properly
// initialized with tokens from genesis accounts. // initialized with tokens from genesis accounts.
@ -249,10 +235,29 @@ func NewApp(logger log.Logger, db dbm.DB, traceStore io.Writer, loadLatest bool,
app.mm.RegisterInvariants(&app.crisisKeeper) app.mm.RegisterInvariants(&app.crisisKeeper)
app.mm.RegisterRoutes(app.Router(), app.QueryRouter()) 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(
genaccounts.NewAppModule(app.accountKeeper),
auth.NewAppModule(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),
)
app.sm.RegisterStoreDecoders()
// initialize stores
app.MountKVStores(keys)
app.MountTransientStores(tkeys)
// initialize the app // initialize the app
app.MountStores(app.keyMain, app.keyAccount, app.keySupply, app.keyStaking,
app.keyMint, app.keyDistr, app.keySlashing, app.keyGov, app.keyParams,
app.tkeyParams, app.tkeyStaking, app.tkeyDistr)
app.SetInitChainer(app.InitChainer) app.SetInitChainer(app.InitChainer)
app.SetBeginBlocker(app.BeginBlocker) app.SetBeginBlocker(app.BeginBlocker)
app.SetAnteHandler(auth.NewAnteHandler(app.accountKeeper, app.supplyKeeper, auth.DefaultSigVerificationGasConsumer)) app.SetAnteHandler(auth.NewAnteHandler(app.accountKeeper, app.supplyKeeper, auth.DefaultSigVerificationGasConsumer))
@ -260,7 +265,7 @@ func NewApp(logger log.Logger, db dbm.DB, traceStore io.Writer, loadLatest bool,
// load store // load store
if loadLatest { if loadLatest {
err := app.LoadLatestVersion(app.keyMain) err := app.LoadLatestVersion(app.keys[bam.MainStoreKey])
if err != nil { if err != nil {
cmn.Exit(err.Error()) cmn.Exit(err.Error())
} }
@ -272,10 +277,13 @@ func NewApp(logger log.Logger, db dbm.DB, traceStore io.Writer, loadLatest bool,
// custom tx codec // custom tx codec
func MakeCodec() *codec.Codec { func MakeCodec() *codec.Codec {
var cdc = codec.New() var cdc = codec.New()
ModuleBasics.RegisterCodec(cdc) ModuleBasics.RegisterCodec(cdc)
sdk.RegisterCodec(cdc) sdk.RegisterCodec(cdc)
codec.RegisterCrypto(cdc) codec.RegisterCrypto(cdc)
return cdc codec.RegisterEvidences(cdc)
return cdc.Seal()
} }
func SetBech32AddressPrefixes(config *sdk.Config) { func SetBech32AddressPrefixes(config *sdk.Config) {
@ -303,15 +311,29 @@ func (app *App) InitChainer(ctx sdk.Context, req abci.RequestInitChain) abci.Res
// load a particular height // load a particular height
func (app *App) LoadHeight(height int64) error { func (app *App) LoadHeight(height int64) error {
return app.LoadVersion(height, app.keyMain) return app.LoadVersion(height, app.keys[bam.MainStoreKey])
} }
// ModuleAccountAddrs returns all the app's module account addresses. // ModuleAccountAddrs returns all the app's module account addresses.
func (app *App) ModuleAccountAddrs() map[string]bool { func (app *App) ModuleAccountAddrs() map[string]bool {
modAccAddrs := make(map[string]bool) modAccAddrs := make(map[string]bool)
for acc := range mAccPerms { for acc := range mAccPerms {
modAccAddrs[app.supplyKeeper.GetModuleAddress(acc).String()] = true modAccAddrs[supply.NewModuleAddress(acc).String()] = true
} }
return modAccAddrs 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
}

12
app/app_test.go
View File

@ -5,8 +5,8 @@ import (
"testing" "testing"
"github.com/stretchr/testify/require" "github.com/stretchr/testify/require"
"github.com/tendermint/tendermint/libs/db"
"github.com/tendermint/tendermint/libs/log" "github.com/tendermint/tendermint/libs/log"
db "github.com/tendermint/tm-db"
"github.com/cosmos/cosmos-sdk/codec" "github.com/cosmos/cosmos-sdk/codec"
@ -24,6 +24,16 @@ func TestExport(t *testing.T) {
require.NoError(t, err, "ExportAppStateAndValidators should not have an error") require.NoError(t, err, "ExportAppStateAndValidators should not have an error")
} }
// ensure that black listed addresses are properly set in bank keeper
func TestBlackListedAddrs(t *testing.T) {
db := db.NewMemDB()
app := NewApp(log.NewTMLogger(log.NewSyncWriter(os.Stdout)), db, nil, true, 0)
for acc := range mAccPerms {
require.True(t, app.bankKeeper.BlacklistedAddr(app.supplyKeeper.GetModuleAddress(acc)))
}
}
func setGenesis(app *App) error { func setGenesis(app *App) error {
genesisState := NewDefaultGenesisState() genesisState := NewDefaultGenesisState()

2
app/export.go
View File

@ -124,7 +124,7 @@ func (app *App) prepForZeroHeightGenesis(ctx sdk.Context, jailWhiteList []string
// Iterate through validators by power descending, reset bond heights, and // Iterate through validators by power descending, reset bond heights, and
// update bond intra-tx counters. // update bond intra-tx counters.
store := ctx.KVStore(app.keyStaking) store := ctx.KVStore(app.keys[staking.StoreKey])
iter := sdk.KVStoreReversePrefixIterator(store, staking.ValidatorsKey) iter := sdk.KVStoreReversePrefixIterator(store, staking.ValidatorsKey)
counter := int16(0) counter := int16(0)

540
app/sim_test.go
View File

@ -2,33 +2,38 @@ package app
import ( import (
"encoding/json" "encoding/json"
"flag"
"fmt" "fmt"
"io"
"io/ioutil" "io/ioutil"
"math/rand" "math/rand"
"os" "os"
"testing" "testing"
"time"
"github.com/stretchr/testify/require" "github.com/stretchr/testify/require"
abci "github.com/tendermint/tendermint/abci/types" abci "github.com/tendermint/tendermint/abci/types"
dbm "github.com/tendermint/tendermint/libs/db"
"github.com/tendermint/tendermint/libs/log" "github.com/tendermint/tendermint/libs/log"
dbm "github.com/tendermint/tm-db"
"github.com/cosmos/cosmos-sdk/baseapp" "github.com/cosmos/cosmos-sdk/baseapp"
"github.com/cosmos/cosmos-sdk/simapp" // TODO replace with types from app/genesis.go ? "github.com/cosmos/cosmos-sdk/simapp"
"github.com/cosmos/cosmos-sdk/store"
sdk "github.com/cosmos/cosmos-sdk/types" sdk "github.com/cosmos/cosmos-sdk/types"
authsim "github.com/cosmos/cosmos-sdk/x/auth/simulation" "github.com/cosmos/cosmos-sdk/x/auth"
"github.com/cosmos/cosmos-sdk/x/bank" authsimops "github.com/cosmos/cosmos-sdk/x/auth/simulation/operations"
distrsim "github.com/cosmos/cosmos-sdk/x/distribution/simulation" banksimops "github.com/cosmos/cosmos-sdk/x/bank/simulation/operations"
govsim "github.com/cosmos/cosmos-sdk/x/gov/simulation" distr "github.com/cosmos/cosmos-sdk/x/distribution"
paramsim "github.com/cosmos/cosmos-sdk/x/params/simulation" distrsimops "github.com/cosmos/cosmos-sdk/x/distribution/simulation/operations"
"github.com/cosmos/cosmos-sdk/x/gov"
govsimops "github.com/cosmos/cosmos-sdk/x/gov/simulation/operations"
"github.com/cosmos/cosmos-sdk/x/mint"
"github.com/cosmos/cosmos-sdk/x/params"
paramsimops "github.com/cosmos/cosmos-sdk/x/params/simulation/operations"
"github.com/cosmos/cosmos-sdk/x/simulation" "github.com/cosmos/cosmos-sdk/x/simulation"
slashingsim "github.com/cosmos/cosmos-sdk/x/slashing/simulation" "github.com/cosmos/cosmos-sdk/x/slashing"
slashingsimops "github.com/cosmos/cosmos-sdk/x/slashing/simulation/operations"
"github.com/cosmos/cosmos-sdk/x/staking" "github.com/cosmos/cosmos-sdk/x/staking"
stakingsim "github.com/cosmos/cosmos-sdk/x/staking/simulation" stakingsimops "github.com/cosmos/cosmos-sdk/x/staking/simulation/operations"
"github.com/cosmos/cosmos-sdk/x/supply"
) )
// Simulation parameter constants // Simulation parameter constants
@ -53,372 +58,276 @@ const (
OpWeightMsgUnjail = "op_weight_msg_unjail" OpWeightMsgUnjail = "op_weight_msg_unjail"
) )
var (
genesisFile string
paramsFile string
seed int64
numBlocks int
blockSize int
enabled bool
verbose bool
lean bool
commit bool
period int
onOperation bool // TODO Remove in favor of binary search for invariant violation
allInvariants bool
)
func init() { func init() {
flag.StringVar(&genesisFile, "SimulationGenesis", "", "custom simulation genesis file; cannot be used with params file") simapp.GetSimulatorFlags()
flag.StringVar(&paramsFile, "SimulationParams", "", "custom simulation params file which overrides any random params; cannot be used with genesis")
flag.Int64Var(&seed, "SimulationSeed", 42, "simulation random seed")
flag.IntVar(&numBlocks, "SimulationNumBlocks", 500, "number of blocks")
flag.IntVar(&blockSize, "SimulationBlockSize", 200, "operations per block")
flag.BoolVar(&enabled, "SimulationEnabled", false, "enable the simulation")
flag.BoolVar(&verbose, "SimulationVerbose", false, "verbose log output")
flag.BoolVar(&lean, "SimulationLean", false, "lean simulation log output")
flag.BoolVar(&commit, "SimulationCommit", false, "have the simulation commit")
flag.IntVar(&period, "SimulationPeriod", 1, "run slow invariants only once every period assertions")
flag.BoolVar(&onOperation, "SimulateEveryOperation", false, "run slow invariants every operation")
flag.BoolVar(&allInvariants, "PrintAllInvariants", false, "print all invariants if a broken invariant is found")
} }
// helper function for populating input for SimulateFromSeed func testAndRunTxs(app *App, config simulation.Config) []simulation.WeightedOperation {
func getSimulateFromSeedInput(tb testing.TB, w io.Writer, app *App) (
testing.TB, io.Writer, *baseapp.BaseApp, simulation.AppStateFn, int64,
simulation.WeightedOperations, sdk.Invariants, int, int, bool, bool, bool, bool, map[string]bool,
) {
return tb, w, app.BaseApp, appStateFn, seed,
testAndRunTxs(app), invariants(app), numBlocks, blockSize, commit,
lean, onOperation, allInvariants, app.ModuleAccountAddrs()
}
func appStateFn(
r *rand.Rand, accs []simulation.Account, genesisTimestamp time.Time,
) (appState json.RawMessage, simAccs []simulation.Account, chainID string) {
cdc := MakeCodec()
switch {
case paramsFile != "" && genesisFile != "":
panic("cannot provide both a genesis file and a params file")
case genesisFile != "":
appState, simAccs, chainID = simapp.AppStateFromGenesisFileFn(r, accs, genesisTimestamp)
case paramsFile != "":
appParams := make(simulation.AppParams)
bz, err := ioutil.ReadFile(paramsFile)
if err != nil {
panic(err)
}
cdc.MustUnmarshalJSON(bz, &appParams)
appState, simAccs, chainID = appStateRandomizedFn(r, accs, genesisTimestamp, appParams)
default:
appParams := make(simulation.AppParams)
appState, simAccs, chainID = appStateRandomizedFn(r, accs, genesisTimestamp, appParams)
}
return appState, simAccs, chainID
}
// TODO refactor out random initialization code to the modules
func appStateRandomizedFn(
r *rand.Rand, accs []simulation.Account, genesisTimestamp time.Time, appParams simulation.AppParams,
) (json.RawMessage, []simulation.Account, string) {
cdc := MakeCodec()
genesisState := simapp.NewDefaultGenesisState()
var (
amount int64
numInitiallyBonded int64
)
appParams.GetOrGenerate(cdc, StakePerAccount, &amount, r,
func(r *rand.Rand) { amount = int64(r.Intn(1e12)) })
appParams.GetOrGenerate(cdc, InitiallyBondedValidators, &amount, r,
func(r *rand.Rand) { numInitiallyBonded = int64(r.Intn(250)) })
numAccs := int64(len(accs))
if numInitiallyBonded > numAccs {
numInitiallyBonded = numAccs
}
fmt.Printf(
`Selected randomly generated parameters for simulated genesis:
{
stake_per_account: "%v",
initially_bonded_validators: "%v"
}
`, amount, numInitiallyBonded,
)
simapp.GenGenesisAccounts(cdc, r, accs, genesisTimestamp, amount, numInitiallyBonded, genesisState)
simapp.GenAuthGenesisState(cdc, r, appParams, genesisState)
simapp.GenBankGenesisState(cdc, r, appParams, genesisState)
simapp.GenSupplyGenesisState(cdc, amount, numInitiallyBonded, int64(len(accs)), genesisState)
simapp.GenGovGenesisState(cdc, r, appParams, genesisState)
simapp.GenMintGenesisState(cdc, r, appParams, genesisState)
simapp.GenDistrGenesisState(cdc, r, appParams, genesisState)
stakingGen := simapp.GenStakingGenesisState(cdc, r, accs, amount, numAccs, numInitiallyBonded, appParams, genesisState)
simapp.GenSlashingGenesisState(cdc, r, stakingGen, appParams, genesisState)
appState, err := MakeCodec().MarshalJSON(genesisState)
if err != nil {
panic(err)
}
return appState, accs, "simulation"
}
func testAndRunTxs(app *App) []simulation.WeightedOperation {
cdc := MakeCodec()
ap := make(simulation.AppParams) ap := make(simulation.AppParams)
if paramsFile != "" { paramChanges := app.sm.GenerateParamChanges(config.Seed)
bz, err := ioutil.ReadFile(paramsFile)
if config.ParamsFile != "" {
bz, err := ioutil.ReadFile(config.ParamsFile)
if err != nil { if err != nil {
panic(err) panic(err)
} }
cdc.MustUnmarshalJSON(bz, &ap) app.cdc.MustUnmarshalJSON(bz, &ap)
} }
// nolint: govet
return []simulation.WeightedOperation{ return []simulation.WeightedOperation{
{ {
func(_ *rand.Rand) int { func(_ *rand.Rand) int {
var v int var v int
ap.GetOrGenerate(cdc, OpWeightDeductFee, &v, nil, ap.GetOrGenerate(app.cdc, OpWeightDeductFee, &v, nil,
func(_ *rand.Rand) { func(_ *rand.Rand) {
v = 5 v = 5
}) })
return v return v
}(nil), }(nil),
authsim.SimulateDeductFee(app.accountKeeper, app.supplyKeeper), authsimops.SimulateDeductFee(app.accountKeeper, app.supplyKeeper),
}, },
{ {
func(_ *rand.Rand) int { func(_ *rand.Rand) int {
var v int var v int
ap.GetOrGenerate(cdc, OpWeightMsgSend, &v, nil, ap.GetOrGenerate(app.cdc, OpWeightMsgSend, &v, nil,
func(_ *rand.Rand) { func(_ *rand.Rand) {
v = 100 v = 100
}) })
return v return v
}(nil), }(nil),
bank.SimulateMsgSend(app.accountKeeper, app.bankKeeper), banksimops.SimulateMsgSend(app.accountKeeper, app.bankKeeper),
}, },
{ {
func(_ *rand.Rand) int { func(_ *rand.Rand) int {
var v int var v int
ap.GetOrGenerate(cdc, OpWeightSingleInputMsgMultiSend, &v, nil, ap.GetOrGenerate(app.cdc, OpWeightSingleInputMsgMultiSend, &v, nil,
func(_ *rand.Rand) { func(_ *rand.Rand) {
v = 10 v = 10
}) })
return v return v
}(nil), }(nil),
bank.SimulateSingleInputMsgMultiSend(app.accountKeeper, app.bankKeeper), banksimops.SimulateSingleInputMsgMultiSend(app.accountKeeper, app.bankKeeper),
}, },
{ {
func(_ *rand.Rand) int { func(_ *rand.Rand) int {
var v int var v int
ap.GetOrGenerate(cdc, OpWeightMsgSetWithdrawAddress, &v, nil, ap.GetOrGenerate(app.cdc, OpWeightMsgSetWithdrawAddress, &v, nil,
func(_ *rand.Rand) { func(_ *rand.Rand) {
v = 50 v = 50
}) })
return v return v
}(nil), }(nil),
distrsim.SimulateMsgSetWithdrawAddress(app.accountKeeper, app.distrKeeper), distrsimops.SimulateMsgSetWithdrawAddress(app.distrKeeper),
}, },
{ {
func(_ *rand.Rand) int { func(_ *rand.Rand) int {
var v int var v int
ap.GetOrGenerate(cdc, OpWeightMsgWithdrawDelegationReward, &v, nil, ap.GetOrGenerate(app.cdc, OpWeightMsgWithdrawDelegationReward, &v, nil,
func(_ *rand.Rand) { func(_ *rand.Rand) {
v = 50 v = 50
}) })
return v return v
}(nil), }(nil),
distrsim.SimulateMsgWithdrawDelegatorReward(app.accountKeeper, app.distrKeeper), distrsimops.SimulateMsgWithdrawDelegatorReward(app.distrKeeper),
}, },
{ {
func(_ *rand.Rand) int { func(_ *rand.Rand) int {
var v int var v int
ap.GetOrGenerate(cdc, OpWeightMsgWithdrawValidatorCommission, &v, nil, ap.GetOrGenerate(app.cdc, OpWeightMsgWithdrawValidatorCommission, &v, nil,
func(_ *rand.Rand) { func(_ *rand.Rand) {
v = 50 v = 50
}) })
return v return v
}(nil), }(nil),
distrsim.SimulateMsgWithdrawValidatorCommission(app.accountKeeper, app.distrKeeper), distrsimops.SimulateMsgWithdrawValidatorCommission(app.distrKeeper),
}, },
{ {
func(_ *rand.Rand) int { func(_ *rand.Rand) int {
var v int var v int
ap.GetOrGenerate(cdc, OpWeightSubmitVotingSlashingTextProposal, &v, nil, ap.GetOrGenerate(app.cdc, OpWeightSubmitVotingSlashingTextProposal, &v, nil,
func(_ *rand.Rand) { func(_ *rand.Rand) {
v = 5 v = 5
}) })
return v return v
}(nil), }(nil),
govsim.SimulateSubmittingVotingAndSlashingForProposal(app.govKeeper, govsim.SimulateTextProposalContent), govsimops.SimulateSubmittingVotingAndSlashingForProposal(app.govKeeper, govsimops.SimulateTextProposalContent),
}, },
{ {
func(_ *rand.Rand) int { func(_ *rand.Rand) int {
var v int var v int
ap.GetOrGenerate(cdc, OpWeightSubmitVotingSlashingCommunitySpendProposal, &v, nil, ap.GetOrGenerate(app.cdc, OpWeightSubmitVotingSlashingCommunitySpendProposal, &v, nil,
func(_ *rand.Rand) { func(_ *rand.Rand) {
v = 5 v = 5
}) })
return v return v
}(nil), }(nil),
govsim.SimulateSubmittingVotingAndSlashingForProposal(app.govKeeper, distrsim.SimulateCommunityPoolSpendProposalContent(app.distrKeeper)), govsimops.SimulateSubmittingVotingAndSlashingForProposal(app.govKeeper, distrsimops.SimulateCommunityPoolSpendProposalContent(app.distrKeeper)),
}, },
{ {
func(_ *rand.Rand) int { func(_ *rand.Rand) int {
var v int var v int
ap.GetOrGenerate(cdc, OpWeightSubmitVotingSlashingParamChangeProposal, &v, nil, ap.GetOrGenerate(app.cdc, OpWeightSubmitVotingSlashingParamChangeProposal, &v, nil,
func(_ *rand.Rand) { func(_ *rand.Rand) {
v = 5 v = 5
}) })
return v return v
}(nil), }(nil),
govsim.SimulateSubmittingVotingAndSlashingForProposal(app.govKeeper, paramsim.SimulateParamChangeProposalContent), govsimops.SimulateSubmittingVotingAndSlashingForProposal(app.govKeeper, paramsimops.SimulateParamChangeProposalContent(paramChanges)),
}, },
{ {
func(_ *rand.Rand) int { func(_ *rand.Rand) int {
var v int var v int
ap.GetOrGenerate(cdc, OpWeightMsgDeposit, &v, nil, ap.GetOrGenerate(app.cdc, OpWeightMsgDeposit, &v, nil,
func(_ *rand.Rand) { func(_ *rand.Rand) {
v = 100 v = 100
}) })
return v return v
}(nil), }(nil),
govsim.SimulateMsgDeposit(app.govKeeper), govsimops.SimulateMsgDeposit(app.govKeeper),
}, },
{ {
func(_ *rand.Rand) int { func(_ *rand.Rand) int {
var v int var v int
ap.GetOrGenerate(cdc, OpWeightMsgCreateValidator, &v, nil, ap.GetOrGenerate(app.cdc, OpWeightMsgCreateValidator, &v, nil,
func(_ *rand.Rand) { func(_ *rand.Rand) {
v = 100 v = 100
}) })
return v return v
}(nil), }(nil),
stakingsim.SimulateMsgCreateValidator(app.accountKeeper, app.stakingKeeper), stakingsimops.SimulateMsgCreateValidator(app.accountKeeper, app.stakingKeeper),
}, },
{ {
func(_ *rand.Rand) int { func(_ *rand.Rand) int {
var v int var v int
ap.GetOrGenerate(cdc, OpWeightMsgEditValidator, &v, nil, ap.GetOrGenerate(app.cdc, OpWeightMsgEditValidator, &v, nil,
func(_ *rand.Rand) { func(_ *rand.Rand) {
v = 5 v = 5
}) })
return v return v
}(nil), }(nil),
stakingsim.SimulateMsgEditValidator(app.stakingKeeper), stakingsimops.SimulateMsgEditValidator(app.stakingKeeper),
}, },
{ {
func(_ *rand.Rand) int { func(_ *rand.Rand) int {
var v int var v int
ap.GetOrGenerate(cdc, OpWeightMsgDelegate, &v, nil, ap.GetOrGenerate(app.cdc, OpWeightMsgDelegate, &v, nil,
func(_ *rand.Rand) { func(_ *rand.Rand) {
v = 100 v = 100
}) })
return v return v
}(nil), }(nil),
stakingsim.SimulateMsgDelegate(app.accountKeeper, app.stakingKeeper), stakingsimops.SimulateMsgDelegate(app.accountKeeper, app.stakingKeeper),
}, },
{ {
func(_ *rand.Rand) int { func(_ *rand.Rand) int {
var v int var v int
ap.GetOrGenerate(cdc, OpWeightMsgUndelegate, &v, nil, ap.GetOrGenerate(app.cdc, OpWeightMsgUndelegate, &v, nil,
func(_ *rand.Rand) { func(_ *rand.Rand) {
v = 100 v = 100
}) })
return v return v
}(nil), }(nil),
stakingsim.SimulateMsgUndelegate(app.accountKeeper, app.stakingKeeper), stakingsimops.SimulateMsgUndelegate(app.accountKeeper, app.stakingKeeper),
}, },
{ {
func(_ *rand.Rand) int { func(_ *rand.Rand) int {
var v int var v int
ap.GetOrGenerate(cdc, OpWeightMsgBeginRedelegate, &v, nil, ap.GetOrGenerate(app.cdc, OpWeightMsgBeginRedelegate, &v, nil,
func(_ *rand.Rand) { func(_ *rand.Rand) {
v = 100 v = 100
}) })
return v return v
}(nil), }(nil),
stakingsim.SimulateMsgBeginRedelegate(app.accountKeeper, app.stakingKeeper), stakingsimops.SimulateMsgBeginRedelegate(app.accountKeeper, app.stakingKeeper),
}, },
{ {
func(_ *rand.Rand) int { func(_ *rand.Rand) int {
var v int var v int
ap.GetOrGenerate(cdc, OpWeightMsgUnjail, &v, nil, ap.GetOrGenerate(app.cdc, OpWeightMsgUnjail, &v, nil,
func(_ *rand.Rand) { func(_ *rand.Rand) {
v = 100 v = 100
}) })
return v return v
}(nil), }(nil),
slashingsim.SimulateMsgUnjail(app.slashingKeeper), slashingsimops.SimulateMsgUnjail(app.slashingKeeper),
}, },
} }
} }
func invariants(app *App) []sdk.Invariant { // fauxMerkleModeOpt returns a BaseApp option to use a dbStoreAdapter instead of
// TODO: fix PeriodicInvariants, it doesn't seem to call individual invariants for a period of 1 // an IAVLStore for faster simulation speed.
// Ref: https://github.com/cosmos/cosmos-sdk/issues/4631
if period == 1 {
return app.crisisKeeper.Invariants()
}
return simulation.PeriodicInvariants(app.crisisKeeper.Invariants(), period, 0)
}
// Pass this in as an option to use a dbStoreAdapter instead of an IAVLStore for simulation speed.
func fauxMerkleModeOpt(bapp *baseapp.BaseApp) { func fauxMerkleModeOpt(bapp *baseapp.BaseApp) {
bapp.SetFauxMerkleMode() bapp.SetFauxMerkleMode()
} }
// interBlockCacheOpt returns a BaseApp option function that sets the persistent
// inter-block write-through cache.
func interBlockCacheOpt() func(*baseapp.BaseApp) {
return baseapp.SetInterBlockCache(store.NewCommitKVStoreCacheManager())
}
// Profile with: // Profile with:
// /usr/local/go/bin/go test -benchmem -run=^$ github.com/cosmos/cosmos-sdk/GaiaApp -bench ^BenchmarkFullAppSimulation$ -SimulationCommit=true -cpuprofile cpu.out // /usr/local/go/bin/go test -benchmem -run=^$ github.com/cosmos/cosmos-sdk/GaiaApp -bench ^BenchmarkFullAppSimulation$ -Commit=true -cpuprofile cpu.out
// TODO does this work
func BenchmarkFullAppSimulation(b *testing.B) { func BenchmarkFullAppSimulation(b *testing.B) {
logger := log.NewNopLogger() logger := log.NewNopLogger()
config := simapp.NewConfigFromFlags()
var db dbm.DB var db dbm.DB
dir, _ := ioutil.TempDir("", "goleveldb-app-sim") dir, _ := ioutil.TempDir("", "goleveldb-app-sim")
db, _ = sdk.NewLevelDB("Simulation", dir) db, _ = sdk.NewLevelDB("Simulation", dir)
defer func() { defer func() {
db.Close() db.Close()
os.RemoveAll(dir) _ = os.RemoveAll(dir)
}() }()
app := NewApp(logger, db, nil, true, 0)
app := NewApp(logger, db, nil, true, simapp.FlagPeriodValue, interBlockCacheOpt())
// Run randomized simulation // Run randomized simulation
// TODO parameterize numbers, save for a later PR // TODO: parameterize numbers, save for a later PR
_, err := simulation.SimulateFromSeed(getSimulateFromSeedInput(b, os.Stdout, app)) _, simParams, simErr := simulation.SimulateFromSeed(
if err != nil { b, os.Stdout, app.BaseApp, simapp.AppStateFn(app.Codec(), app.sm),
testAndRunTxs(app, config), app.ModuleAccountAddrs(), config,
)
// export state and params before the simulation error is checked
if config.ExportStatePath != "" {
if err := ExportStateToJSON(app, config.ExportStatePath); err != nil {
fmt.Println(err) fmt.Println(err)
b.Fail() b.Fail()
} }
if commit { }
fmt.Println("GoLevelDB Stats")
if config.ExportParamsPath != "" {
if err := simapp.ExportParamsToJSON(simParams, config.ExportParamsPath); err != nil {
fmt.Println(err)
b.Fail()
}
}
if simErr != nil {
fmt.Println(simErr)
b.FailNow()
}
if config.Commit {
fmt.Println("\nGoLevelDB Stats")
fmt.Println(db.Stats()["leveldb.stats"]) fmt.Println(db.Stats()["leveldb.stats"])
fmt.Println("GoLevelDB cached block size", db.Stats()["leveldb.cachedblock"]) fmt.Println("GoLevelDB cached block size", db.Stats()["leveldb.cachedblock"])
} }
} }
func TestFullAppSimulation(t *testing.T) { func TestFullAppSimulation(t *testing.T) {
if !enabled { if !simapp.FlagEnabledValue {
t.Skip("Skipping application simulation") t.Skip("skipping application simulation")
} }
var logger log.Logger var logger log.Logger
config := simapp.NewConfigFromFlags()
if verbose { if simapp.FlagVerboseValue {
logger = log.TestingLogger() logger = log.TestingLogger()
} else { } else {
logger = log.NewNopLogger() logger = log.NewNopLogger()
@ -430,32 +339,49 @@ func TestFullAppSimulation(t *testing.T) {
defer func() { defer func() {
db.Close() db.Close()
os.RemoveAll(dir) _ = os.RemoveAll(dir)
}() }()
app := NewApp(logger, db, nil, true, 0, fauxMerkleModeOpt) app := NewApp(logger, db, nil, true, simapp.FlagPeriodValue, fauxMerkleModeOpt)
require.Equal(t, "kava", app.Name()) require.Equal(t, "GaiaApp", app.Name())
// Run randomized simulation // Run randomized simulation
_, err := simulation.SimulateFromSeed(getSimulateFromSeedInput(t, os.Stdout, app)) _, simParams, simErr := simulation.SimulateFromSeed(
if commit { t, os.Stdout, app.BaseApp, simapp.AppStateFn(app.Codec(), app.sm),
testAndRunTxs(app, config), app.ModuleAccountAddrs(), config,
)
// export state and params before the simulation error is checked
if config.ExportStatePath != "" {
err := ExportStateToJSON(app, config.ExportStatePath)
require.NoError(t, err)
}
if config.ExportParamsPath != "" {
err := simapp.ExportParamsToJSON(simParams, config.ExportParamsPath)
require.NoError(t, err)
}
require.NoError(t, simErr)
if config.Commit {
// for memdb: // for memdb:
// fmt.Println("Database Size", db.Stats()["database.size"]) // fmt.Println("Database Size", db.Stats()["database.size"])
fmt.Println("GoLevelDB Stats") fmt.Println("\nGoLevelDB Stats")
fmt.Println(db.Stats()["leveldb.stats"]) fmt.Println(db.Stats()["leveldb.stats"])
fmt.Println("GoLevelDB cached block size", db.Stats()["leveldb.cachedblock"]) fmt.Println("GoLevelDB cached block size", db.Stats()["leveldb.cachedblock"])
} }
require.Nil(t, err)
} }
func TestAppImportExport(t *testing.T) { func TestAppImportExport(t *testing.T) {
if !enabled { if !simapp.FlagEnabledValue {
t.Skip("Skipping application import/export simulation") t.Skip("skipping application import/export simulation")
} }
var logger log.Logger var logger log.Logger
if verbose { config := simapp.NewConfigFromFlags()
if simapp.FlagVerboseValue {
logger = log.TestingLogger() logger = log.TestingLogger()
} else { } else {
logger = log.NewNopLogger() logger = log.NewNopLogger()
@ -467,52 +393,65 @@ func TestAppImportExport(t *testing.T) {
defer func() { defer func() {
db.Close() db.Close()
os.RemoveAll(dir) _ = os.RemoveAll(dir)
}() }()
app := NewApp(logger, db, nil, true, 0, fauxMerkleModeOpt) app := NewApp(logger, db, nil, true, simapp.FlagPeriodValue, fauxMerkleModeOpt)
require.Equal(t, "kava", app.Name()) require.Equal(t, "SimApp", app.Name())
// Run randomized simulation // Run randomized simulation
_, err := simulation.SimulateFromSeed(getSimulateFromSeedInput(t, os.Stdout, app)) _, simParams, simErr := simulation.SimulateFromSeed(
t, os.Stdout, app.BaseApp, simapp.AppStateFn(app.Codec(), app.sm),
testAndRunTxs(app, config), app.ModuleAccountAddrs(), config,
)
if commit { // export state and simParams before the simulation error is checked
if config.ExportStatePath != "" {
err := ExportStateToJSON(app, config.ExportStatePath)
require.NoError(t, err)
}
if config.ExportParamsPath != "" {
err := simapp.ExportParamsToJSON(simParams, config.ExportParamsPath)
require.NoError(t, err)
}
require.NoError(t, simErr)
if config.Commit {
// for memdb: // for memdb:
// fmt.Println("Database Size", db.Stats()["database.size"]) // fmt.Println("Database Size", db.Stats()["database.size"])
fmt.Println("GoLevelDB Stats") fmt.Println("\nGoLevelDB Stats")
fmt.Println(db.Stats()["leveldb.stats"]) fmt.Println(db.Stats()["leveldb.stats"])
fmt.Println("GoLevelDB cached block size", db.Stats()["leveldb.cachedblock"]) fmt.Println("GoLevelDB cached block size", db.Stats()["leveldb.cachedblock"])
} }
require.Nil(t, err) fmt.Printf("exporting genesis...\n")
fmt.Printf("Exporting genesis...\n")
appState, _, err := app.ExportAppStateAndValidators(false, []string{}) appState, _, err := app.ExportAppStateAndValidators(false, []string{})
require.NoError(t, err) require.NoError(t, err)
fmt.Printf("Importing genesis...\n") fmt.Printf("importing genesis...\n")
newDir, _ := ioutil.TempDir("", "goleveldb-app-sim-2") newDir, _ := ioutil.TempDir("", "goleveldb-app-sim-2")
newDB, _ := sdk.NewLevelDB("Simulation-2", dir) newDB, _ := sdk.NewLevelDB("Simulation-2", dir)
defer func() { defer func() {
newDB.Close() newDB.Close()
os.RemoveAll(newDir) _ = os.RemoveAll(newDir)
}() }()
newApp := NewApp(log.NewNopLogger(), newDB, nil, true, 0, fauxMerkleModeOpt) newApp := NewApp(log.NewNopLogger(), newDB, nil, true, simapp.FlagPeriodValue, fauxMerkleModeOpt)
require.Equal(t, "kava", newApp.Name()) require.Equal(t, "SimApp", newApp.Name())
var genesisState simapp.GenesisState var genesisState simapp.GenesisState
err = app.cdc.UnmarshalJSON(appState, &genesisState) err = app.cdc.UnmarshalJSON(appState, &genesisState)
if err != nil { require.NoError(t, err)
panic(err)
}
ctxB := newApp.NewContext(true, abci.Header{}) ctxB := newApp.NewContext(true, abci.Header{Height: app.LastBlockHeight()})
newApp.mm.InitGenesis(ctxB, genesisState) newApp.mm.InitGenesis(ctxB, genesisState)
fmt.Printf("Comparing stores...\n") fmt.Printf("comparing stores...\n")
ctxA := app.NewContext(true, abci.Header{}) ctxA := app.NewContext(true, abci.Header{Height: app.LastBlockHeight()})
type StoreKeysPrefixes struct { type StoreKeysPrefixes struct {
A sdk.StoreKey A sdk.StoreKey
@ -521,38 +460,45 @@ func TestAppImportExport(t *testing.T) {
} }
storeKeysPrefixes := []StoreKeysPrefixes{ storeKeysPrefixes := []StoreKeysPrefixes{
{app.keyMain, newApp.keyMain, [][]byte{}}, {app.keys[baseapp.MainStoreKey], newApp.keys[baseapp.MainStoreKey], [][]byte{}},
{app.keyAccount, newApp.keyAccount, [][]byte{}}, {app.keys[auth.StoreKey], newApp.keys[auth.StoreKey], [][]byte{}},
{app.keyStaking, newApp.keyStaking, [][]byte{staking.UnbondingQueueKey, {app.keys[staking.StoreKey], newApp.keys[staking.StoreKey],
staking.RedelegationQueueKey, staking.ValidatorQueueKey}}, // ordering may change but it doesn't matter [][]byte{
{app.keySlashing, newApp.keySlashing, [][]byte{}}, staking.UnbondingQueueKey, staking.RedelegationQueueKey, staking.ValidatorQueueKey,
{app.keyMint, newApp.keyMint, [][]byte{}}, }}, // ordering may change but it doesn't matter
{app.keyDistr, newApp.keyDistr, [][]byte{}}, {app.keys[slashing.StoreKey], newApp.keys[slashing.StoreKey], [][]byte{}},
{app.keySupply, newApp.keySupply, [][]byte{}}, {app.keys[mint.StoreKey], newApp.keys[mint.StoreKey], [][]byte{}},
{app.keyParams, newApp.keyParams, [][]byte{}}, {app.keys[distr.StoreKey], newApp.keys[distr.StoreKey], [][]byte{}},
{app.keyGov, newApp.keyGov, [][]byte{}}, {app.keys[supply.StoreKey], newApp.keys[supply.StoreKey], [][]byte{}},
{app.keys[params.StoreKey], newApp.keys[params.StoreKey], [][]byte{}},
{app.keys[gov.StoreKey], newApp.keys[gov.StoreKey], [][]byte{}},
} }
for _, storeKeysPrefix := range storeKeysPrefixes { for _, storeKeysPrefix := range storeKeysPrefixes {
storeKeyA := storeKeysPrefix.A storeKeyA := storeKeysPrefix.A
storeKeyB := storeKeysPrefix.B storeKeyB := storeKeysPrefix.B
prefixes := storeKeysPrefix.Prefixes prefixes := storeKeysPrefix.Prefixes
storeA := ctxA.KVStore(storeKeyA) storeA := ctxA.KVStore(storeKeyA)
storeB := ctxB.KVStore(storeKeyB) storeB := ctxB.KVStore(storeKeyB)
kvA, kvB, count, equal := sdk.DiffKVStores(storeA, storeB, prefixes)
fmt.Printf("Compared %d key/value pairs between %s and %s\n", count, storeKeyA, storeKeyB)
require.True(t, equal, simapp.GetSimulationLog(storeKeyA.Name(), app.cdc, newApp.cdc, kvA, kvB))
}
failedKVAs, failedKVBs := sdk.DiffKVStores(storeA, storeB, prefixes)
require.Equal(t, len(failedKVAs), len(failedKVBs), "unequal sets of key-values to compare")
fmt.Printf("compared %d key/value pairs between %s and %s\n", len(failedKVAs), storeKeyA, storeKeyB)
require.Len(t, failedKVAs, 0, simapp.GetSimulationLog(storeKeyA.Name(), app.sm.StoreDecoders, app.cdc, failedKVAs, failedKVBs))
}
} }
func TestAppSimulationAfterImport(t *testing.T) { func TestAppSimulationAfterImport(t *testing.T) {
if !enabled { if !simapp.FlagEnabledValue {
t.Skip("Skipping application simulation after import") t.Skip("skipping application simulation after import")
} }
var logger log.Logger var logger log.Logger
if verbose { config := simapp.NewConfigFromFlags()
if simapp.FlagVerboseValue {
logger = log.TestingLogger() logger = log.TestingLogger()
} else { } else {
logger = log.NewNopLogger() logger = log.NewNopLogger()
@ -563,25 +509,40 @@ func TestAppSimulationAfterImport(t *testing.T) {
defer func() { defer func() {
db.Close() db.Close()
os.RemoveAll(dir) _ = os.RemoveAll(dir)
}() }()
app := NewApp(logger, db, nil, true, 0, fauxMerkleModeOpt) app := NewApp(logger, db, nil, true, simapp.FlagPeriodValue, fauxMerkleModeOpt)
require.Equal(t, "kava", app.Name()) require.Equal(t, "GaiaApp", app.Name())
// Run randomized simulation // Run randomized simulation
stopEarly, err := simulation.SimulateFromSeed(getSimulateFromSeedInput(t, os.Stdout, app)) // Run randomized simulation
stopEarly, simParams, simErr := simulation.SimulateFromSeed(
t, os.Stdout, app.BaseApp, simapp.AppStateFn(app.Codec(), app.sm),
testAndRunTxs(app, config), app.ModuleAccountAddrs(), config,
)
if commit { // export state and params before the simulation error is checked
if config.ExportStatePath != "" {
err := ExportStateToJSON(app, config.ExportStatePath)
require.NoError(t, err)
}
if config.ExportParamsPath != "" {
err := simapp.ExportParamsToJSON(simParams, config.ExportParamsPath)
require.NoError(t, err)
}
require.NoError(t, simErr)
if config.Commit {
// for memdb: // for memdb:
// fmt.Println("Database Size", db.Stats()["database.size"]) // fmt.Println("Database Size", db.Stats()["database.size"])
fmt.Println("GoLevelDB Stats") fmt.Println("\nGoLevelDB Stats")
fmt.Println(db.Stats()["leveldb.stats"]) fmt.Println(db.Stats()["leveldb.stats"])
fmt.Println("GoLevelDB cached block size", db.Stats()["leveldb.cachedblock"]) fmt.Println("GoLevelDB cached block size", db.Stats()["leveldb.cachedblock"])
} }
require.Nil(t, err)
if stopEarly { if stopEarly {
// we can't export or import a zero-validator genesis // we can't export or import a zero-validator genesis
fmt.Printf("We can't export or import a zero-validator genesis, exiting test...\n") fmt.Printf("We can't export or import a zero-validator genesis, exiting test...\n")
@ -602,64 +563,80 @@ func TestAppSimulationAfterImport(t *testing.T) {
defer func() { defer func() {
newDB.Close() newDB.Close()
os.RemoveAll(newDir) _ = os.RemoveAll(newDir)
}() }()
newApp := NewApp(log.NewNopLogger(), newDB, nil, true, 0, fauxMerkleModeOpt) newApp := NewApp(log.NewNopLogger(), newDB, nil, true, 0, fauxMerkleModeOpt)
require.Equal(t, "kava", newApp.Name()) require.Equal(t, "GaiaApp", newApp.Name())
newApp.InitChain(abci.RequestInitChain{ newApp.InitChain(abci.RequestInitChain{
AppStateBytes: appState, AppStateBytes: appState,
}) })
// Run randomized simulation on imported app // Run randomized simulation on imported app
_, err = simulation.SimulateFromSeed(getSimulateFromSeedInput(t, os.Stdout, newApp)) _, _, err = simulation.SimulateFromSeed(
require.Nil(t, err) t, os.Stdout, newApp.BaseApp, simapp.AppStateFn(app.Codec(), app.sm),
testAndRunTxs(newApp, config), newApp.ModuleAccountAddrs(), config,
)
require.NoError(t, err)
} }
// TODO: Make another test for the fuzzer itself, which just has noOp txs // TODO: Make another test for the fuzzer itself, which just has noOp txs
// and doesn't depend on the application. // and doesn't depend on the application.
func TestAppStateDeterminism(t *testing.T) { func TestAppStateDeterminism(t *testing.T) {
if !enabled { if !simapp.FlagEnabledValue {
t.Skip("Skipping application simulation") t.Skip("skipping application simulation")
} }
config := simapp.NewConfigFromFlags()
config.InitialBlockHeight = 1
config.ExportParamsPath = ""
config.OnOperation = false
config.AllInvariants = false
numSeeds := 3 numSeeds := 3
numTimesToRunPerSeed := 5 numTimesToRunPerSeed := 5
appHashList := make([]json.RawMessage, numTimesToRunPerSeed) appHashList := make([]json.RawMessage, numTimesToRunPerSeed)
for i := 0; i < numSeeds; i++ { for i := 0; i < numSeeds; i++ {
seed := rand.Int63() config.Seed = rand.Int63()
for j := 0; j < numTimesToRunPerSeed; j++ { for j := 0; j < numTimesToRunPerSeed; j++ {
logger := log.NewNopLogger() logger := log.NewNopLogger()
db := dbm.NewMemDB() db := dbm.NewMemDB()
app := NewApp(logger, db, nil, true, 0) app := NewApp(logger, db, nil, true, simapp.FlagPeriodValue, interBlockCacheOpt())
// run randomized simulation fmt.Printf(
simulation.SimulateFromSeed( "running non-determinism simulation; seed %d: %d/%d, attempt: %d/%d\n",
t, os.Stdout, app.BaseApp, appStateFn, seed, config.Seed, i+1, numSeeds, j+1, numTimesToRunPerSeed,
testAndRunTxs(app),
[]sdk.Invariant{},
50,
100,
true,
false,
false,
false,
app.ModuleAccountAddrs(),
) )
_, _, err := simulation.SimulateFromSeed(
t, os.Stdout, app.BaseApp, simapp.AppStateFn(app.Codec(), app.sm),
testAndRunTxs(app, config), app.ModuleAccountAddrs(), config,
)
require.NoError(t, err)
appHash := app.LastCommitID().Hash appHash := app.LastCommitID().Hash
appHashList[j] = appHash appHashList[j] = appHash
}
for k := 1; k < numTimesToRunPerSeed; k++ { if j != 0 {
require.Equal(t, appHashList[0], appHashList[k], "appHash list: %v", appHashList) require.Equal(
t, appHashList[0], appHashList[j],
"non-determinism in seed %d: %d/%d, attempt: %d/%d\n", config.Seed, i+1, numSeeds, j+1, numTimesToRunPerSeed,
)
}
} }
} }
} }
func BenchmarkInvariants(b *testing.B) { func BenchmarkInvariants(b *testing.B) {
logger := log.NewNopLogger() logger := log.NewNopLogger()
config := simapp.NewConfigFromFlags()
config.AllInvariants = false
dir, _ := ioutil.TempDir("", "goleveldb-app-invariant-bench") dir, _ := ioutil.TempDir("", "goleveldb-app-invariant-bench")
db, _ := sdk.NewLevelDB("simulation", dir) db, _ := sdk.NewLevelDB("simulation", dir)
@ -668,16 +645,31 @@ func BenchmarkInvariants(b *testing.B) {
os.RemoveAll(dir) os.RemoveAll(dir)
}() }()
app := NewApp(logger, db, nil, true, 0) app := NewApp(logger, db, nil, true, simapp.FlagPeriodValue, interBlockCacheOpt())
// 2. Run parameterized simulation (w/o invariants) // 2. Run parameterized simulation (w/o invariants)
_, err := simulation.SimulateFromSeed( _, simParams, simErr := simulation.SimulateFromSeed(
b, ioutil.Discard, app.BaseApp, appStateFn, seed, testAndRunTxs(app), b, ioutil.Discard, app.BaseApp, simapp.AppStateFn(app.Codec(), app.sm),
[]sdk.Invariant{}, numBlocks, blockSize, commit, lean, onOperation, false, testAndRunTxs(app, config), app.ModuleAccountAddrs(), config,
app.ModuleAccountAddrs(),
) )
if err != nil {
// export state and params before the simulation error is checked
if config.ExportStatePath != "" {
if err := ExportStateToJSON(app, config.ExportStatePath); err != nil {
fmt.Println(err) fmt.Println(err)
b.Fail()
}
}
if config.ExportParamsPath != "" {
if err := simapp.ExportParamsToJSON(simParams, config.ExportParamsPath); err != nil {
fmt.Println(err)
b.Fail()
}
}
if simErr != nil {
fmt.Println(simErr)
b.FailNow() b.FailNow()
} }
@ -690,7 +682,7 @@ func BenchmarkInvariants(b *testing.B) {
for _, cr := range app.crisisKeeper.Routes() { for _, cr := range app.crisisKeeper.Routes() {
b.Run(fmt.Sprintf("%s/%s", cr.ModuleName, cr.Route), func(b *testing.B) { b.Run(fmt.Sprintf("%s/%s", cr.ModuleName, cr.Route), func(b *testing.B) {
if res, stop := cr.Invar(ctx); stop { if res, stop := cr.Invar(ctx); stop {
fmt.Printf("broken invariant at block %d of %d\n%s", ctx.BlockHeight()-1, numBlocks, res) fmt.Printf("broken invariant at block %d of %d\n%s", ctx.BlockHeight()-1, config.NumBlocks, res)
b.FailNow() b.FailNow()
} }
}) })

17
app/utils.go Normal file
View File

@ -0,0 +1,17 @@
package app
import (
"fmt"
"io/ioutil"
)
// ExportStateToJSON util function to export the app state to JSON
func ExportStateToJSON(app *App, path string) error {
fmt.Println("exporting app state...")
appState, _, err := app.ExportAppStateAndValidators(false, nil)
if err != nil {
return err
}
return ioutil.WriteFile(path, []byte(appState), 0644)
}