feat(cmd/testnetify): backport testnetify from live blockchain state

Signed-off-by: Artur Troian <[email protected]>

Author: troian

app/testnet.go

@@ -0,0 +1,257 @@
+package app
+
+import (
+	"fmt"
+	"strings"
+	"time"
+
+	"github.com/cosmos/cosmos-sdk/codec/types"
+	storetypes "github.com/cosmos/cosmos-sdk/store/types"
+	sdk "github.com/cosmos/cosmos-sdk/types"
+	distrtypes "github.com/cosmos/cosmos-sdk/x/distribution/types"
+	minttypes "github.com/cosmos/cosmos-sdk/x/mint/types"
+	slashingtypes "github.com/cosmos/cosmos-sdk/x/slashing/types"
+	stakingtypes "github.com/cosmos/cosmos-sdk/x/staking/types"
+	upgradetypes "github.com/cosmos/cosmos-sdk/x/upgrade/types"
+	tmos "github.com/tendermint/tendermint/libs/os"
+	tmproto "github.com/tendermint/tendermint/proto/tendermint/types"
+
+	utypes "github.com/akash-network/node/upgrades/types"
+)
+
+type TestnetValidator struct {
+	OperatorAddress   sdk.ValAddress
+	ConsensusAddress  sdk.ConsAddress
+	ConsensusPubKey   *types.Any
+	Moniker           string
+	Commission        stakingtypes.Commission
+	MinSelfDelegation sdk.Int
+}
+
+type TestnetUpgrade struct {
+	Name string
+}
+
+type TestnetVotingPeriod struct {
+	time.Duration
+}
+
+type TestnetGovConfig struct {
+	VotingParams *struct {
+		VotingPeriod TestnetVotingPeriod `json:"voting_period,omitempty"`
+	} `json:"voting_params,omitempty"`
+}
+
+type TestnetConfig struct {
+	Accounts   []sdk.AccAddress
+	Validators []TestnetValidator
+	Gov        TestnetGovConfig
+	Upgrade    TestnetUpgrade
+}
+
+func TrimQuotes(data string) string {
+	data = strings.TrimPrefix(data, "\"")
+	return strings.TrimSuffix(data, "\"")
+}
+
+func (t *TestnetVotingPeriod) UnmarshalJSON(data []byte) error {
+	val := TrimQuotes(string(data))
+
+	if !strings.HasSuffix(val, "s") {
+		return fmt.Errorf("invalid format of voting period. must contain time unit. Valid time units are ns|us(µs)|ms|s|m|h") // nolint: goerr113
+	}
+
+	var err error
+	t.Duration, err = time.ParseDuration(val)
+	if err != nil {
+		return err
+	}
+
+	return nil
+}
+
+// InitAkashAppForTestnet is broken down into two sections:
+// Required Changes: Changes that, if not made, will cause the testnet to halt or panic
+// Optional Changes: Changes to customize the testnet to one's liking (lower vote times, fund accounts, etc)
+func InitAkashAppForTestnet(
+	app *AkashApp,
+	tcfg *TestnetConfig,
+) *AkashApp {
+	//
+	// Required Changes:
+	//
+
+	var err error
+
+	defer func() {
+		if err != nil {
+			tmos.Exit(err.Error())
+		}
+	}()
+
+	ctx := app.BaseApp.NewUncachedContext(true, tmproto.Header{})
+
+	// Remove all validators from power store
+	stakingKey := app.GetKey(stakingtypes.ModuleName)
+	stakingStore := ctx.KVStore(stakingKey)
+	iterator := app.Keepers.Cosmos.Staking.ValidatorsPowerStoreIterator(ctx)
+
+	for ; iterator.Valid(); iterator.Next() {
+		stakingStore.Delete(iterator.Key())
+	}
+	if err := iterator.Close(); err != nil {
+		panic(err)
+	}
+
+	// Remove all validators from last validators store
+	iterator = app.Keepers.Cosmos.Staking.LastValidatorsIterator(ctx)
+
+	for ; iterator.Valid(); iterator.Next() {
+		stakingStore.Delete(iterator.Key())
+	}
+	if err := iterator.Close(); err != nil {
+		panic(err)
+	}
+
+	// Remove all validators from validator store
+	iterator = storetypes.KVStorePrefixIterator(stakingStore, stakingtypes.ValidatorsKey)
+	for ; iterator.Valid(); iterator.Next() {
+		stakingStore.Delete(iterator.Key())
+	}
+	if err := iterator.Close(); err != nil {
+		panic(err)
+	}
+
+	// Remove all validators from unbonding queue
+	iterator = storetypes.KVStorePrefixIterator(stakingStore, stakingtypes.ValidatorQueueKey)
+	for ; iterator.Valid(); iterator.Next() {
+		stakingStore.Delete(iterator.Key())
+	}
+	if err := iterator.Close(); err != nil {
+		panic(err)
+	}
+
+	for _, val := range tcfg.Validators {
+		// Create Validator struct for our new validator.
+		newVal := stakingtypes.Validator{
+			OperatorAddress: val.OperatorAddress.String(),
+			ConsensusPubkey: val.ConsensusPubKey,
+			Jailed:          false,
+			Status:          stakingtypes.Bonded,
+			Tokens:          sdk.NewInt(900000000000000),
+			DelegatorShares: sdk.MustNewDecFromStr("10000000"),
+			Description: stakingtypes.Description{
+				Moniker: "Testnet Validator",
+			},
+			Commission: stakingtypes.Commission{
+				CommissionRates: stakingtypes.CommissionRates{
+					Rate:          sdk.MustNewDecFromStr("0.05"),
+					MaxRate:       sdk.MustNewDecFromStr("0.1"),
+					MaxChangeRate: sdk.MustNewDecFromStr("0.05"),
+				},
+			},
+			MinSelfDelegation: sdk.OneInt(),
+		}
+
+		// Add our validator to power and last validators store
+		app.Keepers.Cosmos.Staking.SetValidator(ctx, newVal)
+		err = app.Keepers.Cosmos.Staking.SetValidatorByConsAddr(ctx, newVal)
+		if err != nil {
+			return nil
+		}
+
+		app.Keepers.Cosmos.Staking.SetValidatorByPowerIndex(ctx, newVal)
+
+		valAddr := newVal.GetOperator()
+		app.Keepers.Cosmos.Staking.SetLastValidatorPower(ctx, valAddr, 0)
+
+		app.Keepers.Cosmos.Distr.Hooks().AfterValidatorCreated(ctx, valAddr)
+		app.Keepers.Cosmos.Slashing.Hooks().AfterValidatorCreated(ctx, valAddr)
+
+		// DISTRIBUTION
+		//
+
+		// Initialize records for this validator across all distribution stores
+		app.Keepers.Cosmos.Distr.SetValidatorHistoricalRewards(ctx, valAddr, 0, distrtypes.NewValidatorHistoricalRewards(sdk.DecCoins{}, 1))
+		app.Keepers.Cosmos.Distr.SetValidatorCurrentRewards(ctx, valAddr, distrtypes.NewValidatorCurrentRewards(sdk.DecCoins{}, 1))
+		app.Keepers.Cosmos.Distr.SetValidatorAccumulatedCommission(ctx, valAddr, distrtypes.InitialValidatorAccumulatedCommission())
+		app.Keepers.Cosmos.Distr.SetValidatorOutstandingRewards(ctx, valAddr, distrtypes.ValidatorOutstandingRewards{Rewards: sdk.DecCoins{}})
+
+		// SLASHING
+		//
+
+		newConsAddr := val.ConsensusAddress
+
+		// Set validator signing info for our new validator.
+		newValidatorSigningInfo := slashingtypes.ValidatorSigningInfo{
+			Address:     newConsAddr.String(),
+			StartHeight: app.LastBlockHeight() - 1,
+			Tombstoned:  false,
+		}
+
+		_, _ = app.Keepers.Cosmos.Staking.ApplyAndReturnValidatorSetUpdates(ctx)
+
+		app.Keepers.Cosmos.Slashing.SetValidatorSigningInfo(ctx, newConsAddr, newValidatorSigningInfo)
+	}
+
+	//
+	// Optional Changes:
+	//
+
+	// GOV
+	//
+
+	voteParams := app.Keepers.Cosmos.Gov.GetVotingParams(ctx)
+	voteParams.VotingPeriod = tcfg.Gov.VotingParams.VotingPeriod.Duration
+	app.Keepers.Cosmos.Gov.SetVotingParams(ctx, voteParams)
+
+	// BANK
+	//
+
+	defaultCoins := sdk.NewCoins(
+		sdk.NewInt64Coin("uakt", 1000000000000),
+		sdk.NewInt64Coin("ibc/12C6A0C374171B595A0A9E18B83FA09D295FB1F2D8C6DAA3AC28683471752D84", 1000000000000), // axlUSDC
+	)
+
+	for _, account := range tcfg.Accounts {
+		err := app.Keepers.Cosmos.Bank.MintCoins(ctx, minttypes.ModuleName, defaultCoins)
+		if err != nil {
+			return nil
+		}
+		err = app.Keepers.Cosmos.Bank.SendCoinsFromModuleToAccount(ctx, minttypes.ModuleName, account, defaultCoins)
+		if err != nil {
+			return nil
+		}
+	}
+
+	// UPGRADE
+	//
+	if tcfg.Upgrade.Name != "" {
+		upgradePlan := upgradetypes.Plan{
+			Name:   tcfg.Upgrade.Name,
+			Height: app.LastBlockHeight() + 10,
+		}
+
+		err = app.Keepers.Cosmos.Upgrade.ScheduleUpgrade(ctx, upgradePlan)
+		if err != nil {
+			panic(err)
+		}
+
+		for name, fn := range utypes.GetUpgradesList() {
+			upgrade, err := fn(app.Logger(), &app.App)
+			if err != nil {
+				panic(err)
+			}
+
+			if tcfg.Upgrade.Name == name {
+				app.Logger().Info(fmt.Sprintf("configuring upgrade `%s`", name))
+				if storeUpgrades := upgrade.StoreLoader(); storeUpgrades != nil && tcfg.Upgrade.Name == name {
+					app.Logger().Info(fmt.Sprintf("setting up store upgrades for `%s`", name))
+					app.SetStoreLoader(upgradetypes.UpgradeStoreLoader(app.LastBlockHeight(), storeUpgrades))
+				}
+			}
+		}
+	}
+
+	return app
+}

cmd/akash/cmd/app_creator.go

@@ -0,0 +1,31 @@
+package cmd
+
+import (
+	"io"
+
+	"github.com/tendermint/tendermint/libs/log"
+	dbm "github.com/tendermint/tm-db"
+
+	servertypes "github.com/cosmos/cosmos-sdk/server/types"
+
+	akash "github.com/akash-network/node/app"
+	"github.com/akash-network/node/cmd/akash/cmd/testnetify"
+)
+
+// for a testnet to be created from the provided app.
+func newTestnetApp(logger log.Logger, db dbm.DB, traceStore io.Writer, appOpts servertypes.AppOptions) servertypes.Application {
+	// Create an app and type cast to an AkashApp
+	app := newApp(logger, db, traceStore, appOpts)
+	akashApp, ok := app.(*akash.AkashApp)
+	if !ok {
+		panic("app created from newApp is not of type AkashApp")
+	}
+
+	tcfg, valid := appOpts.Get(testnetify.KeyTestnetConfig).(*akash.TestnetConfig)
+	if !valid {
+		panic("cflags.KeyTestnetConfig is not of type akash.TestnetConfig")
+	}
+
+	// Make modifications to the normal AkashApp required to run the network locally
+	return akash.InitAkashAppForTestnet(akashApp, tcfg)
+}

cmd/akash/cmd/root.go

@@ -138,7 +138,6 @@ func ExecuteWithCtx(ctx context.Context, rootCmd *cobra.Command, envPrefix strin
 func initRootCmd(rootCmd *cobra.Command, encodingConfig params.EncodingConfig) {
 	debugCmd := debug.Cmd()
 	debugCmd.AddCommand(ConvertBech32Cmd())
-	debugCmd.AddCommand(testnetify.Cmd())
 
 	rootCmd.AddCommand(
 		rpc.StatusCommand(),
@@ -158,6 +157,7 @@ func initRootCmd(rootCmd *cobra.Command, encodingConfig params.EncodingConfig) {
 		sdkserver.RosettaCommand(encodingConfig.InterfaceRegistry, encodingConfig.Marshaler),
 	)
 
+	rootCmd.AddCommand(testnetify.GetCmd(newTestnetApp))
 	rootCmd.AddCommand(server.Commands(app.DefaultHome, newApp, createAppAndExport, addModuleInitFlags)...)
 
 	rootCmd.SetOut(rootCmd.OutOrStdout())