Skip to content

Commit

Permalink
feat: implement genesis account cmd
Browse files Browse the repository at this point in the history
avoid using the ignite provided one
  • Loading branch information
amimart committed Jun 27, 2022
1 parent d734e59 commit 0368a11
Showing 1 changed file with 192 additions and 0 deletions.
192 changes: 192 additions & 0 deletions cmd/okp4d/genaccounts.go
Original file line number Diff line number Diff line change
@@ -0,0 +1,192 @@
package main

import (
"bufio"
"encoding/json"
"errors"
"fmt"

"github.com/spf13/cobra"

"github.com/cosmos/cosmos-sdk/client"
"github.com/cosmos/cosmos-sdk/client/flags"
"github.com/cosmos/cosmos-sdk/crypto/keyring"
"github.com/cosmos/cosmos-sdk/server"
sdk "github.com/cosmos/cosmos-sdk/types"
authtypes "github.com/cosmos/cosmos-sdk/x/auth/types"
authvesting "github.com/cosmos/cosmos-sdk/x/auth/vesting/types"
banktypes "github.com/cosmos/cosmos-sdk/x/bank/types"
"github.com/cosmos/cosmos-sdk/x/genutil"
genutiltypes "github.com/cosmos/cosmos-sdk/x/genutil/types"
)

const (
flagVestingStart = "vesting-start-time"
flagVestingEnd = "vesting-end-time"
flagVestingAmt = "vesting-amount"
)

// AddGenesisAccountCmd returns add-genesis-account cobra Command.
func AddGenesisAccountCmd(defaultNodeHome 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 {
clientCtx := client.GetClientContextFromCmd(cmd)
serverCtx := server.GetServerContextFromCmd(cmd)
config := serverCtx.Config

config.SetRoot(clientCtx.HomeDir)

var kr keyring.Keyring
addr, err := sdk.AccAddressFromBech32(args[0])
if err != nil {
inBuf := bufio.NewReader(cmd.InOrStdin())
keyringBackend, err := cmd.Flags().GetString(flags.FlagKeyringBackend)
if err != nil {
return fmt.Errorf("failed to parse keyring backend: %w", err)
}
if keyringBackend != "" && clientCtx.Keyring == nil {
var err error
kr, err = keyring.New(sdk.KeyringServiceName(), keyringBackend, clientCtx.HomeDir, inBuf)
if err != nil {
return err
}
} else {
kr = clientCtx.Keyring
}

info, err := kr.Key(args[0])
if err != nil {
return fmt.Errorf("failed to get address from Keyring: %w", err)
}
addr = info.GetAddress()
}

coins, err := sdk.ParseCoinsNormalized(args[1])
if err != nil {
return fmt.Errorf("failed to parse coins: %w", err)
}

vestingStart, err := cmd.Flags().GetInt64(flagVestingStart)
if err != nil {
return fmt.Errorf("failed to parse vesting start: %w", err)
}
vestingEnd, err := cmd.Flags().GetInt64(flagVestingEnd)
if err != nil {
return fmt.Errorf("failed to parse vesting end: %w", err)
}
vestingAmtStr, err := cmd.Flags().GetString(flagVestingAmt)
if err != nil {
return fmt.Errorf("failed to parse vesting amount: %w", err)
}

vestingAmt, err := sdk.ParseCoinsNormalized(vestingAmtStr)
if err != nil {
return fmt.Errorf("failed to parse vesting amount: %w", err)
}

// create concrete account type based on input parameters
var genAccount authtypes.GenesisAccount

balances := banktypes.Balance{Address: addr.String(), Coins: coins.Sort()}
baseAccount := authtypes.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 := genutiltypes.GenesisStateFromGenFile(genFile)
if err != nil {
return fmt.Errorf("failed to unmarshal genesis state: %w", err)
}

authGenState := authtypes.GetGenesisStateFromAppState(clientCtx.Codec, appState)

accs, err := authtypes.UnpackAccounts(authGenState.Accounts)
if err != nil {
return fmt.Errorf("failed to get accounts from any: %w", err)
}

if accs.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.
accs = append(accs, genAccount)
accs = authtypes.SanitizeGenesisAccounts(accs)

genAccs, err := authtypes.PackAccounts(accs)
if err != nil {
return fmt.Errorf("failed to convert accounts into any's: %w", err)
}
authGenState.Accounts = genAccs

authGenStateBz, err := clientCtx.Codec.MarshalJSON(&authGenState)
if err != nil {
return fmt.Errorf("failed to marshal auth genesis state: %w", err)
}

appState[authtypes.ModuleName] = authGenStateBz

bankGenState := banktypes.GetGenesisStateFromAppState(clientCtx.Codec, appState)
bankGenState.Balances = append(bankGenState.Balances, balances)
bankGenState.Balances = banktypes.SanitizeGenesisBalances(bankGenState.Balances)
bankGenState.Supply = bankGenState.Supply.Add(balances.Coins...)

bankGenStateBz, err := clientCtx.Codec.MarshalJSON(bankGenState)
if err != nil {
return fmt.Errorf("failed to marshal bank genesis state: %w", err)
}

appState[banktypes.ModuleName] = bankGenStateBz

appStateJSON, err := json.Marshal(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(flags.FlagHome, defaultNodeHome, "The application home directory")
cmd.Flags().String(flags.FlagKeyringBackend, flags.DefaultKeyringBackend, "Select keyring's backend (os|file|kwallet|pass|test)")
cmd.Flags().String(flagVestingAmt, "", "amount of coins for vesting accounts")
cmd.Flags().Int64(flagVestingStart, 0, "schedule start time (unix epoch) for vesting accounts")
cmd.Flags().Int64(flagVestingEnd, 0, "schedule end time (unix epoch) for vesting accounts")
flags.AddQueryFlagsToCmd(cmd)

return cmd
}

0 comments on commit 0368a11

Please sign in to comment.