Add simd and simcli commands

Makefile

@@ -22,7 +22,19 @@ all: tools build lint test
 
 build: go.sum
 	@go build -mod=readonly ./...
-.PHONY: build
+
+build-sim: go.sum
+ifeq ($(OS),Windows_NT)
+	go build -mod=readonly $(BUILD_FLAGS) -o build/simd.exe ./simapp/cmd/simd
+	go build -mod=readonly $(BUILD_FLAGS) -o build/simcli.exe ./simapp/cmd/simcli
+else
+	go build -mod=readonly $(BUILD_FLAGS) -o build/simd ./simapp/cmd/simd
+	go build -mod=readonly $(BUILD_FLAGS) -o build/simcli ./simapp/cmd/simcli
+endif
+
+.PHONY: \
+ build \
+ build-sim
 
 mocks: $(MOCKS_DIR)
 	mockgen -source=x/auth/types/account_retriever.go -package mocks -destination tests/mocks/account_retriever.go

simapp/cmd/simcli/main.go

@@ -0,0 +1,168 @@
+package main
+
+import (
+	"fmt"
+	"os"
+	"path"
+
+	"github.com/spf13/cobra"
+	"github.com/spf13/viper"
+	"github.com/tendermint/go-amino"
+	"github.com/tendermint/tendermint/libs/cli"
+
+	"github.com/cosmos/cosmos-sdk/client"
+	"github.com/cosmos/cosmos-sdk/client/flags"
+	"github.com/cosmos/cosmos-sdk/client/keys"
+	"github.com/cosmos/cosmos-sdk/client/lcd"
+	"github.com/cosmos/cosmos-sdk/client/rpc"
+	codecstd "github.com/cosmos/cosmos-sdk/codec/std"
+	"github.com/cosmos/cosmos-sdk/simapp"
+	sdk "github.com/cosmos/cosmos-sdk/types"
+	authclient "github.com/cosmos/cosmos-sdk/x/auth/client"
+	authcmd "github.com/cosmos/cosmos-sdk/x/auth/client/cli"
+	authrest "github.com/cosmos/cosmos-sdk/x/auth/client/rest"
+	bankcmd "github.com/cosmos/cosmos-sdk/x/bank/client/cli"
+)
+
+var (
+	cdc      = codecstd.MakeCodec(simapp.ModuleBasics)
+	appCodec = codecstd.NewAppCodec(cdc)
+)
+
+func init() {
+	authclient.Codec = appCodec
+}
+
+func main() {
+	// Configure cobra to sort commands
+	cobra.EnableCommandSorting = false
+
+	// Read in the configuration file for the sdk
+	config := sdk.GetConfig()
+	config.SetBech32PrefixForAccount(sdk.Bech32PrefixAccAddr, sdk.Bech32PrefixAccPub)
+	config.SetBech32PrefixForValidator(sdk.Bech32PrefixValAddr, sdk.Bech32PrefixValPub)
+	config.SetBech32PrefixForConsensusNode(sdk.Bech32PrefixConsAddr, sdk.Bech32PrefixConsPub)
+	config.Seal()
+
+	// TODO: setup keybase, viper object, etc. to be passed into
+	// the below functions and eliminate global vars, like we do
+	// with the cdc
+
+	rootCmd := &cobra.Command{
+		Use:   "simcli",
+		Short: "Command line interface for interacting with simd",
+	}
+
+	// Add --chain-id to persistent flags and mark it required
+	rootCmd.PersistentFlags().String(flags.FlagChainID, "", "Chain ID of tendermint node")
+	rootCmd.PersistentPreRunE = func(_ *cobra.Command, _ []string) error {
+		return initConfig(rootCmd)
+	}
+
+	// Construct Root Command
+	rootCmd.AddCommand(
+		rpc.StatusCommand(),
+		client.ConfigCmd(simapp.DefaultCLIHome),
+		queryCmd(cdc),
+		txCmd(cdc),
+		flags.LineBreak,
+		lcd.ServeCommand(cdc, registerRoutes),
+		flags.LineBreak,
+		keys.Commands(),
+		flags.LineBreak,
+		flags.NewCompletionCmd(rootCmd, true),
+	)
+
+	// Add flags and prefix all env exposed with GA
+	executor := cli.PrepareMainCmd(rootCmd, "GA", simapp.DefaultCLIHome)
+
+	err := executor.Execute()
+	if err != nil {
+		fmt.Printf("Failed executing CLI command: %s, exiting...\n", err)
+		os.Exit(1)
+	}
+}
+
+func queryCmd(cdc *amino.Codec) *cobra.Command {
+	queryCmd := &cobra.Command{
+		Use:                        "query",
+		Aliases:                    []string{"q"},
+		Short:                      "Querying subcommands",
+		DisableFlagParsing:         true,
+		SuggestionsMinimumDistance: 2,
+		RunE:                       client.ValidateCmd,
+	}
+
+	queryCmd.AddCommand(
+		authcmd.GetAccountCmd(cdc),
+		flags.LineBreak,
+		rpc.ValidatorCommand(cdc),
+		rpc.BlockCommand(),
+		authcmd.QueryTxsByEventsCmd(cdc),
+		authcmd.QueryTxCmd(cdc),
+		flags.LineBreak,
+	)
+
+	// add modules' query commands
+	simapp.ModuleBasics.AddQueryCommands(queryCmd, cdc)
+
+	return queryCmd
+}
+
+func txCmd(cdc *amino.Codec) *cobra.Command {
+	txCmd := &cobra.Command{
+		Use:                        "tx",
+		Short:                      "Transactions subcommands",
+		DisableFlagParsing:         true,
+		SuggestionsMinimumDistance: 2,
+		RunE:                       client.ValidateCmd,
+	}
+
+	txCmd.AddCommand(
+		bankcmd.SendTxCmd(cdc),
+		flags.LineBreak,
+		authcmd.GetSignCommand(cdc),
+		authcmd.GetMultiSignCommand(cdc),
+		flags.LineBreak,
+		authcmd.GetBroadcastCommand(cdc),
+		authcmd.GetEncodeCommand(cdc),
+		authcmd.GetDecodeCommand(cdc),
+		flags.LineBreak,
+	)
+
+	// add modules' tx commands
+	simapp.ModuleBasics.AddTxCommands(txCmd, cdc)
+
+	return txCmd
+}
+
+// registerRoutes registers the routes from the different modules for the REST client.
+// NOTE: details on the routes added for each module are in the module documentation
+func registerRoutes(rs *lcd.RestServer) {
+	client.RegisterRoutes(rs.CliCtx, rs.Mux)
+	authrest.RegisterTxRoutes(rs.CliCtx, rs.Mux)
+	simapp.ModuleBasics.RegisterRESTRoutes(rs.CliCtx, rs.Mux)
+}
+
+func initConfig(cmd *cobra.Command) error {
+	home, err := cmd.PersistentFlags().GetString(cli.HomeFlag)
+	if err != nil {
+		return err
+	}
+
+	cfgFile := path.Join(home, "config", "config.toml")
+	if _, err := os.Stat(cfgFile); err == nil {
+		viper.SetConfigFile(cfgFile)
+
+		if err := viper.ReadInConfig(); err != nil {
+			return err
+		}
+	}
+	if err := viper.BindPFlag(flags.FlagChainID, cmd.PersistentFlags().Lookup(flags.FlagChainID)); err != nil {
+		return err
+	}
+	if err := viper.BindPFlag(cli.EncodingFlag, cmd.PersistentFlags().Lookup(cli.EncodingFlag)); err != nil {
+		return err
+	}
+	return viper.BindPFlag(cli.OutputFlag, cmd.PersistentFlags().Lookup(cli.OutputFlag))
+}

simapp/cmd/simd/genaccounts.go

@@ -0,0 +1,169 @@
+package main
+
+import (
+	"bufio"
+	"errors"
+	"fmt"
+
+	"github.com/spf13/cobra"
+	"github.com/spf13/viper"
+
+	"github.com/tendermint/go-amino"
+	"github.com/tendermint/tendermint/libs/cli"
+
+	"github.com/cosmos/cosmos-sdk/client/flags"
+	codecstd "github.com/cosmos/cosmos-sdk/codec/std"
+	"github.com/cosmos/cosmos-sdk/crypto/keyring"
+	"github.com/cosmos/cosmos-sdk/server"
+	sdk "github.com/cosmos/cosmos-sdk/types"
+	"github.com/cosmos/cosmos-sdk/x/auth"
+	authexported "github.com/cosmos/cosmos-sdk/x/auth/exported"
+	authvesting "github.com/cosmos/cosmos-sdk/x/auth/vesting"
+	"github.com/cosmos/cosmos-sdk/x/bank"
+	"github.com/cosmos/cosmos-sdk/x/genutil"
+)
+
+const (
+	flagClientHome   = "home-client"
+	flagVestingStart = "vesting-start-time"
+	flagVestingEnd   = "vesting-end-time"
+	flagVestingAmt   = "vesting-amount"
+)
+
+// AddGenesisAccountCmd returns add-genesis-account cobra Command.
+func AddGenesisAccountCmd(
+	ctx *server.Context, depCdc *amino.Codec, cdc *codecstd.Codec, defaultNodeHome, defaultClientHome string,
+) *cobra.Command {
+
+	cmd := &cobra.Command{
+		Use:   "add-genesis-account [address_or_key_name] [coin][,[coin]]",
+		Short: "Add a genesis account to genesis.json",
+		Long: `Add a genesis account to genesis.json. The provided account must specify
+the account address or key name and a list of initial coins. If a key name is given,
+the address will be looked up in the local Keybase. The list of initial tokens must
+contain valid denominations. Accounts may optionally be supplied with vesting parameters.
+`,
+		Args: cobra.ExactArgs(2),
+		RunE: func(cmd *cobra.Command, args []string) error {
+			config := ctx.Config
+			config.SetRoot(viper.GetString(cli.HomeFlag))
+
+			addr, err := sdk.AccAddressFromBech32(args[0])
+			inBuf := bufio.NewReader(cmd.InOrStdin())
+			if err != nil {
+				// attempt to lookup address from Keybase if no address was provided
+				kb, err := keyring.New(
+					sdk.KeyringServiceName(),
+					viper.GetString(flags.FlagKeyringBackend),
+					viper.GetString(flagClientHome),
+					inBuf,
+				)
+				if err != nil {
+					return err
+				}
+
+				info, err := kb.Key(args[0])
+				if err != nil {
+					return fmt.Errorf("failed to get address from Keybase: %w", err)
+				}
+
+				addr = info.GetAddress()
+			}
+
+			coins, err := sdk.ParseCoins(args[1])
+			if err != nil {
+				return fmt.Errorf("failed to parse coins: %w", err)
+			}
+
+			vestingStart := viper.GetInt64(flagVestingStart)
+			vestingEnd := viper.GetInt64(flagVestingEnd)
+			vestingAmt, err := sdk.ParseCoins(viper.GetString(flagVestingAmt))
+			if err != nil {
+				return fmt.Errorf("failed to parse vesting amount: %w", err)
+			}
+
+			// create concrete account type based on input parameters
+			var genAccount authexported.GenesisAccount
+
+			balances := bank.Balance{Address: addr, Coins: coins.Sort()}
+			baseAccount := auth.NewBaseAccount(addr, nil, 0, 0)
+			if !vestingAmt.IsZero() {
+				baseVestingAccount := authvesting.NewBaseVestingAccount(baseAccount, vestingAmt.Sort(), vestingEnd)
+
+				if (balances.Coins.IsZero() && !baseVestingAccount.OriginalVesting.IsZero()) ||
+					baseVestingAccount.OriginalVesting.IsAnyGT(balances.Coins) {
+					return errors.New("vesting amount cannot be greater than total amount")
+				}
+
+				switch {
+				case vestingStart != 0 && vestingEnd != 0:
+					genAccount = authvesting.NewContinuousVestingAccountRaw(baseVestingAccount, vestingStart)
+
+				case vestingEnd != 0:
+					genAccount = authvesting.NewDelayedVestingAccountRaw(baseVestingAccount)
+
+				default:
+					return errors.New("invalid vesting parameters; must supply start and end time or end time")
+				}
+			} else {
+				genAccount = baseAccount
+			}
+
+			if err := genAccount.Validate(); err != nil {
+				return fmt.Errorf("failed to validate new genesis account: %w", err)
+			}
+
+			genFile := config.GenesisFile()
+			appState, genDoc, err := genutil.GenesisStateFromGenFile(depCdc, genFile)
+			if err != nil {
+				return fmt.Errorf("failed to unmarshal genesis state: %w", err)
+			}
+
+			authGenState := auth.GetGenesisStateFromAppState(cdc, appState)
+
+			if authGenState.Accounts.Contains(addr) {
+				return fmt.Errorf("cannot add account at existing address %s", addr)
+			}
+
+			// Add the new account to the set of genesis accounts and sanitize the
+			// accounts afterwards.
+			authGenState.Accounts = append(authGenState.Accounts, genAccount)
+			authGenState.Accounts = auth.SanitizeGenesisAccounts(authGenState.Accounts)
+
+			authGenStateBz, err := cdc.MarshalJSON(authGenState)
+			if err != nil {
+				return fmt.Errorf("failed to marshal auth genesis state: %w", err)
+			}
+
+			appState[auth.ModuleName] = authGenStateBz
+
+			bankGenState := bank.GetGenesisStateFromAppState(depCdc, appState)
+			bankGenState.Balances = append(bankGenState.Balances, balances)
+			bankGenState.Balances = bank.SanitizeGenesisBalances(bankGenState.Balances)
+
+			bankGenStateBz, err := cdc.MarshalJSON(bankGenState)
+			if err != nil {
+				return fmt.Errorf("failed to marshal bank genesis state: %w", err)
+			}
+
+			appState[bank.ModuleName] = bankGenStateBz
+
+			appStateJSON, err := cdc.MarshalJSON(appState)
+			if err != nil {
+				return fmt.Errorf("failed to marshal application genesis state: %w", err)
+			}
+
+			genDoc.AppState = appStateJSON
+			return genutil.ExportGenesisFile(genDoc, genFile)
+		},
+	}
+
+	cmd.Flags().String(cli.HomeFlag, defaultNodeHome, "node's home directory")
+	cmd.Flags().String(flags.FlagKeyringBackend, flags.DefaultKeyringBackend, "Select keyring's backend (os|file|test)")
+	cmd.Flags().String(flagClientHome, defaultClientHome, "client's home directory")
+	cmd.Flags().String(flagVestingAmt, "", "amount of coins for vesting accounts")
+	cmd.Flags().Uint64(flagVestingStart, 0, "schedule start time (unix epoch) for vesting accounts")
+	cmd.Flags().Uint64(flagVestingEnd, 0, "schedule end time (unix epoch) for vesting accounts")
+
+	return cmd
+}