mirror of
https://github.com/nspcc-dev/neo-go.git
synced 2024-12-22 19:19:09 +00:00
a30792dbb6
This doesn't touch performance-sensitive parts, but simplifies a lot of code. Signed-off-by: Roman Khimov <roman@nspcc.ru>
1107 lines
29 KiB
Go
1107 lines
29 KiB
Go
package wallet
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import (
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"encoding/hex"
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"encoding/json"
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"errors"
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"fmt"
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"io"
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"math/big"
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"os"
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"slices"
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"strings"
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"github.com/nspcc-dev/neo-go/cli/cmdargs"
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"github.com/nspcc-dev/neo-go/cli/flags"
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"github.com/nspcc-dev/neo-go/cli/input"
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"github.com/nspcc-dev/neo-go/cli/options"
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"github.com/nspcc-dev/neo-go/cli/txctx"
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"github.com/nspcc-dev/neo-go/pkg/core/transaction"
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"github.com/nspcc-dev/neo-go/pkg/crypto/keys"
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"github.com/nspcc-dev/neo-go/pkg/encoding/address"
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"github.com/nspcc-dev/neo-go/pkg/rpcclient/neo"
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"github.com/nspcc-dev/neo-go/pkg/smartcontract"
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"github.com/nspcc-dev/neo-go/pkg/smartcontract/manifest"
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"github.com/nspcc-dev/neo-go/pkg/util"
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"github.com/nspcc-dev/neo-go/pkg/vm"
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"github.com/nspcc-dev/neo-go/pkg/wallet"
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"github.com/urfave/cli/v2"
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)
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const (
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// EnterPasswordPrompt is a prompt used to ask the user for a password.
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EnterPasswordPrompt = "Enter password > "
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// EnterNewPasswordPrompt is a prompt used to ask the user for a password on
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// account creation.
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EnterNewPasswordPrompt = "Enter new password > "
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// EnterOldPasswordPrompt is a prompt used to ask the user for an old password.
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EnterOldPasswordPrompt = "Enter old password > "
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// ConfirmPasswordPrompt is a prompt used to confirm the password.
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ConfirmPasswordPrompt = "Confirm password > "
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)
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var (
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errNoPath = errors.New("wallet path is mandatory and should be passed using (--wallet, -w) flags or via wallet config using --wallet-config flag")
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errConflictingWalletFlags = errors.New("--wallet flag conflicts with --wallet-config flag, please, provide one of them to specify wallet location")
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errPhraseMismatch = errors.New("the entered pass-phrases do not match. Maybe you have misspelled them")
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errNoStdin = errors.New("can't read wallet from stdin for this command")
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)
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var (
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walletPathFlag = &cli.StringFlag{
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Name: "wallet",
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Aliases: []string{"w"},
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Usage: "Path to the wallet file ('-' to read from stdin); conflicts with --wallet-config flag.",
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}
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walletConfigFlag = &cli.StringFlag{
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Name: "wallet-config",
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Usage: "Path to the wallet config file; conflicts with --wallet flag.",
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}
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wifFlag = &cli.StringFlag{
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Name: "wif",
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Usage: "WIF to import",
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}
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decryptFlag = &cli.BoolFlag{
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Name: "decrypt",
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Aliases: []string{"d"},
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Usage: "Decrypt encrypted keys.",
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}
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inFlag = &cli.StringFlag{
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Name: "in",
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Required: true,
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Usage: "File with JSON transaction",
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Action: cmdargs.EnsureNotEmpty("in"),
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}
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fromAddrFlag = &flags.AddressFlag{
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Name: "from",
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Usage: "Address to send an asset from",
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}
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toAddrFlag = &flags.AddressFlag{
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Name: "to",
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Usage: "Address to send an asset to",
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Required: true,
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}
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)
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// NewCommands returns 'wallet' command.
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func NewCommands() []*cli.Command {
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claimFlags := []cli.Flag{
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walletPathFlag,
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walletConfigFlag,
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txctx.GasFlag,
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txctx.SysGasFlag,
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txctx.OutFlag,
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txctx.ForceFlag,
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txctx.AwaitFlag,
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&flags.AddressFlag{
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Name: "address",
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Aliases: []string{"a"},
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Required: true,
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Usage: "Address to claim GAS for",
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},
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}
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claimFlags = append(claimFlags, options.RPC...)
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signFlags := []cli.Flag{
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walletPathFlag,
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walletConfigFlag,
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txctx.OutFlag,
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txctx.AwaitFlag,
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inFlag,
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&flags.AddressFlag{
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Name: "address",
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Aliases: []string{"a"},
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Usage: "Address to use",
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},
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}
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// By default, RPC flag is required. signtx may be called without provided rpc-endpoint.
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rpcFlagOriginal, _ := options.RPC[0].(*cli.StringFlag)
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rpcFlag := *rpcFlagOriginal
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rpcFlag.Required = false
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signFlags = append(signFlags, &rpcFlag)
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signFlags = append(signFlags, options.RPC[1:]...)
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return []*cli.Command{{
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Name: "wallet",
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Usage: "Create, open and manage a Neo wallet",
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Subcommands: []*cli.Command{
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{
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Name: "claim",
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Usage: "Claim GAS",
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UsageText: "neo-go wallet claim -w wallet [--wallet-config path] [-g gas] [-e sysgas] -a address -r endpoint [-s timeout] [--out file] [--force] [--await]",
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Action: claimGas,
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Flags: claimFlags,
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},
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{
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Name: "init",
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Usage: "Create a new wallet",
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UsageText: "neo-go wallet init -w wallet [--wallet-config path] [-a]",
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Action: createWallet,
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Flags: []cli.Flag{
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walletPathFlag,
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walletConfigFlag,
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&cli.BoolFlag{
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Name: "account",
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Aliases: []string{"a"},
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Usage: "Create a new account",
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},
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},
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},
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{
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Name: "change-password",
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Usage: "Change password for accounts",
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UsageText: "neo-go wallet change-password -w wallet [-a address]",
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Action: changePassword,
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Flags: []cli.Flag{
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walletPathFlag,
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&flags.AddressFlag{
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Name: "address",
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Aliases: []string{"a"},
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Usage: "Address to change password for",
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},
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},
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},
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{
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Name: "convert",
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Usage: "Convert addresses from existing Neo Legacy NEP6-wallet to Neo N3 format",
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UsageText: "neo-go wallet convert -w legacywallet [--wallet-config path] -o n3wallet",
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Action: convertWallet,
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Flags: []cli.Flag{
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walletPathFlag,
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walletConfigFlag,
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&cli.StringFlag{
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Name: "out",
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Aliases: []string{"o"},
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Required: true,
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Usage: "Where to write converted wallet",
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Action: cmdargs.EnsureNotEmpty("out"),
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},
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},
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},
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{
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Name: "create",
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Usage: "Add an account to the existing wallet",
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UsageText: "neo-go wallet create -w wallet [--wallet-config path]",
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Action: addAccount,
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Flags: []cli.Flag{
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walletPathFlag,
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walletConfigFlag,
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},
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},
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{
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Name: "dump",
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Usage: "Check and dump an existing Neo wallet",
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UsageText: "neo-go wallet dump -w wallet [--wallet-config path] [-d]",
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Description: `Prints the given wallet (via -w option or via wallet configuration file) in JSON
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format to the standard output. If -d is given, private keys are unencrypted and
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displayed in clear text on the console! Be very careful with this option and
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don't use it unless you know what you're doing.
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`,
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Action: dumpWallet,
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Flags: []cli.Flag{
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walletPathFlag,
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walletConfigFlag,
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decryptFlag,
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},
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},
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{
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Name: "dump-keys",
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Usage: "Dump public keys for account",
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UsageText: "neo-go wallet dump-keys -w wallet [--wallet-config path] [-a address]",
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Action: dumpKeys,
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Flags: []cli.Flag{
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walletPathFlag,
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walletConfigFlag,
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&flags.AddressFlag{
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Name: "address",
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Aliases: []string{"a"},
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Usage: "Address to print public keys for",
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},
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},
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},
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{
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Name: "export",
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Usage: "Export keys for address",
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UsageText: "export -w wallet [--wallet-config path] [--decrypt] [<address>]",
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Description: `Prints the key for the given account to the standard output. It uses NEP-2
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encrypted format by default (the way NEP-6 wallets store it) or WIF format if
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-d option is given. In the latter case the key can be displayed in clear text
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on the console, so be extremely careful with this option and don't use unless
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you really need it and know what you're doing.
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`,
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Action: exportKeys,
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Flags: []cli.Flag{
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walletPathFlag,
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walletConfigFlag,
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decryptFlag,
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},
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},
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{
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Name: "import",
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Usage: "Import WIF of a standard signature contract",
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UsageText: "import -w wallet [--wallet-config path] --wif <wif> [--name <account_name>]",
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Action: importWallet,
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Flags: []cli.Flag{
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walletPathFlag,
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walletConfigFlag,
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wifFlag,
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&cli.StringFlag{
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Name: "name",
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Aliases: []string{"n"},
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Usage: "Optional account name",
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},
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&cli.StringFlag{
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Name: "contract",
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Usage: "Verification script for custom contracts",
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},
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},
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},
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{
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Name: "import-multisig",
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Usage: "Import multisig contract",
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UsageText: "import-multisig -w wallet [--wallet-config path] [--wif <wif>] [--name <account_name>] --min <m>" +
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" [<pubkey1> [<pubkey2> [...]]]",
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Description: `Imports a standard multisignature contract with "m out of n" signatures required where "m" is
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specified by --min flag and "n" is the length of provided set of public keys. If
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--wif flag is provided, it's used to create an account with the given name (or
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without a name if --name flag is not provided). Otherwise, the command tries to
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find an account with one of the given public keys and convert it to multisig. If
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no suitable account is found and no --wif flag is specified, an error is returned.
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`,
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Action: importMultisig,
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Flags: []cli.Flag{
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walletPathFlag,
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walletConfigFlag,
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wifFlag,
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&cli.StringFlag{
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Name: "name",
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Aliases: []string{"n"},
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Usage: "Optional account name",
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},
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&cli.IntFlag{
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Name: "min",
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Aliases: []string{"m"},
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Usage: "Minimal number of signatures",
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},
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},
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},
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{
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Name: "import-deployed",
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Usage: "Import deployed contract",
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UsageText: "import-deployed -w wallet [--wallet-config path] --wif <wif> --contract <hash> --rpc-endpoint <endpoint> [-s <timeout>] [--name <account_name>]",
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Action: importDeployed,
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Flags: append([]cli.Flag{
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walletPathFlag,
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walletConfigFlag,
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wifFlag,
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&cli.StringFlag{
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Name: "name",
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Aliases: []string{"n"},
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Usage: "Optional account name",
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},
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&flags.AddressFlag{
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Name: "contract",
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Aliases: []string{"c"},
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Required: true,
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Usage: "Contract hash or address",
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},
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}, options.RPC...),
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},
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{
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Name: "remove",
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Usage: "Remove an account from the wallet",
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UsageText: "remove -w wallet [--wallet-config path] [--force] --address <addr>",
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Action: removeAccount,
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Flags: []cli.Flag{
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walletPathFlag,
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walletConfigFlag,
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txctx.ForceFlag,
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&flags.AddressFlag{
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Name: "address",
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Aliases: []string{"a"},
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Required: true,
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Usage: "Account address or hash in LE form to be removed",
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},
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},
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},
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{
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Name: "sign",
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Usage: "Cosign transaction with multisig/contract/additional account",
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UsageText: "sign -w wallet [--wallet-config path] --address <address> --in <file.in> [--out <file.out>] [-r <endpoint>] [--await]",
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Description: `Signs the given (in file.in) context (which must be a transaction
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signing context) for the given address using the given wallet. This command can
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output the resulting JSON (with additional signature added) right to the console
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(if no file.out and no RPC endpoint specified) or into a file (which can be the
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same as input one). If an RPC endpoint is given it'll also try to construct a
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complete transaction and send it via RPC (printing its hash if everything is OK).
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If the --await (with a given RPC endpoint) flag is included, the command waits
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for the transaction to be included in a block before exiting.
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`,
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Action: signStoredTransaction,
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Flags: signFlags,
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},
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{
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Name: "strip-keys",
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Usage: "Remove private keys for all accounts",
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UsageText: "neo-go wallet strip-keys -w wallet [--wallet-config path] [--force]",
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Description: `Removes private keys for all accounts from the given wallet. Notice,
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this is a very dangerous action (you can lose keys if you don't have a wallet
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backup) that should not be performed unless you know what you're doing. It's
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mostly useful for creation of special wallets that can be used to create
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transactions, but can't be used to sign them (offline signing).
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`,
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Action: stripKeys,
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Flags: []cli.Flag{
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walletPathFlag,
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walletConfigFlag,
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txctx.ForceFlag,
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},
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},
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{
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Name: "nep17",
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Usage: "Work with NEP-17 contracts",
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Subcommands: newNEP17Commands(),
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},
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{
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Name: "nep11",
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Usage: "Work with NEP-11 contracts",
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Subcommands: newNEP11Commands(),
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},
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{
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Name: "candidate",
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Usage: "Work with candidates",
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Subcommands: newValidatorCommands(),
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},
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},
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}}
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}
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func claimGas(ctx *cli.Context) error {
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return handleNeoAction(ctx, func(contract *neo.Contract, shash util.Uint160, _ *wallet.Account) (*transaction.Transaction, error) {
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return contract.TransferUnsigned(shash, shash, big.NewInt(0), nil)
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})
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}
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func changePassword(ctx *cli.Context) error {
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if err := cmdargs.EnsureNone(ctx); err != nil {
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return err
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}
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wall, _, err := openWallet(ctx, false)
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if err != nil {
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return cli.Exit(err, 1)
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}
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defer wall.Close()
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if len(wall.Accounts) == 0 {
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return cli.Exit("wallet has no accounts", 1)
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}
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addrFlag := ctx.Generic("address").(*flags.Address)
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if addrFlag.IsSet {
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// Check for account presence first before asking for password.
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acc := wall.GetAccount(addrFlag.Uint160())
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if acc == nil {
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return cli.Exit("account is missing", 1)
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}
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}
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oldPass, err := input.ReadPassword(EnterOldPasswordPrompt)
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if err != nil {
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return cli.Exit(fmt.Errorf("error reading old password: %w", err), 1)
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}
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for i := range wall.Accounts {
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if addrFlag.IsSet && wall.Accounts[i].Address != addrFlag.String() {
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continue
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}
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err := wall.Accounts[i].Decrypt(oldPass, wall.Scrypt)
|
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if err != nil {
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return cli.Exit(fmt.Errorf("unable to decrypt account %s: %w", wall.Accounts[i].Address, err), 1)
|
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}
|
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}
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pass, err := readNewPassword()
|
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if err != nil {
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return cli.Exit(fmt.Errorf("error reading new password: %w", err), 1)
|
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}
|
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for i := range wall.Accounts {
|
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if addrFlag.IsSet && wall.Accounts[i].Address != addrFlag.String() {
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continue
|
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}
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err := wall.Accounts[i].Encrypt(pass, wall.Scrypt)
|
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if err != nil {
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return cli.Exit(err, 1)
|
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}
|
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}
|
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err = wall.Save()
|
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if err != nil {
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return cli.Exit(fmt.Errorf("error saving the wallet: %w", err), 1)
|
|
}
|
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return nil
|
|
}
|
|
|
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func convertWallet(ctx *cli.Context) error {
|
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if err := cmdargs.EnsureNone(ctx); err != nil {
|
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return err
|
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}
|
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wall, pass, err := newWalletV2FromFile(ctx.String("wallet"), ctx.String("wallet-config"))
|
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if err != nil {
|
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return cli.Exit(err, 1)
|
|
}
|
|
|
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out := ctx.String("out")
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newWallet, err := wallet.NewWallet(out)
|
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if err != nil {
|
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return cli.Exit(err, 1)
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}
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newWallet.Scrypt = wall.Scrypt
|
|
|
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for _, acc := range wall.Accounts {
|
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if len(wall.Accounts) != 1 || pass == nil {
|
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password, err := input.ReadPassword(fmt.Sprintf("Enter password for account %s (label '%s') > ", acc.Address, acc.Label))
|
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if err != nil {
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return cli.Exit(fmt.Errorf("error reading password: %w", err), 1)
|
|
}
|
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pass = &password
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}
|
|
|
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newAcc, err := acc.convert(*pass, wall.Scrypt)
|
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if err != nil {
|
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return cli.Exit(err, 1)
|
|
}
|
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newWallet.AddAccount(newAcc)
|
|
}
|
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if err := newWallet.Save(); err != nil {
|
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return cli.Exit(err, 1)
|
|
}
|
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return nil
|
|
}
|
|
|
|
func addAccount(ctx *cli.Context) error {
|
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if err := cmdargs.EnsureNone(ctx); err != nil {
|
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return err
|
|
}
|
|
wall, pass, err := openWallet(ctx, true)
|
|
if err != nil {
|
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return cli.Exit(err, 1)
|
|
}
|
|
defer wall.Close()
|
|
|
|
if err := createAccount(wall, pass); err != nil {
|
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return cli.Exit(err, 1)
|
|
}
|
|
|
|
return nil
|
|
}
|
|
|
|
func exportKeys(ctx *cli.Context) error {
|
|
wall, pass, err := readWallet(ctx)
|
|
if err != nil {
|
|
return cli.Exit(err, 1)
|
|
}
|
|
defer wall.Close()
|
|
|
|
var addr string
|
|
|
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decrypt := ctx.Bool("decrypt")
|
|
if ctx.NArg() == 0 && decrypt {
|
|
return cli.Exit(errors.New("address must be provided if '--decrypt' flag is used"), 1)
|
|
} else if ctx.NArg() > 0 {
|
|
// check address format just to catch possible typos
|
|
addr = ctx.Args().First()
|
|
_, err := address.StringToUint160(addr)
|
|
if err != nil {
|
|
return cli.Exit(fmt.Errorf("can't parse address: %w", err), 1)
|
|
}
|
|
}
|
|
|
|
var wifs []string
|
|
|
|
for _, a := range wall.Accounts {
|
|
if addr != "" && a.Address != addr {
|
|
continue
|
|
}
|
|
|
|
if slices.Contains(wifs, a.EncryptedWIF) {
|
|
continue
|
|
}
|
|
|
|
wifs = append(wifs, a.EncryptedWIF)
|
|
}
|
|
|
|
for _, wif := range wifs {
|
|
if decrypt {
|
|
if pass == nil {
|
|
password, err := input.ReadPassword(EnterPasswordPrompt)
|
|
if err != nil {
|
|
return cli.Exit(fmt.Errorf("error reading password: %w", err), 1)
|
|
}
|
|
pass = &password
|
|
}
|
|
|
|
pk, err := keys.NEP2Decrypt(wif, *pass, wall.Scrypt)
|
|
if err != nil {
|
|
return cli.Exit(err, 1)
|
|
}
|
|
|
|
wif = pk.WIF()
|
|
}
|
|
|
|
fmt.Fprintln(ctx.App.Writer, wif)
|
|
}
|
|
|
|
return nil
|
|
}
|
|
|
|
func importMultisig(ctx *cli.Context) error {
|
|
var (
|
|
label *string
|
|
acc *wallet.Account
|
|
accPub *keys.PublicKey
|
|
)
|
|
|
|
wall, pass, err := openWallet(ctx, true)
|
|
if err != nil {
|
|
return cli.Exit(err, 1)
|
|
}
|
|
defer wall.Close()
|
|
|
|
m := ctx.Int("min")
|
|
if ctx.NArg() < m {
|
|
return cli.Exit(errors.New("insufficient number of public keys"), 1)
|
|
}
|
|
|
|
args := ctx.Args().Slice()
|
|
pubs := make([]*keys.PublicKey, len(args))
|
|
|
|
for i := range args {
|
|
pubs[i], err = keys.NewPublicKeyFromString(args[i])
|
|
if err != nil {
|
|
return cli.Exit(fmt.Errorf("can't decode public key %d: %w", i, err), 1)
|
|
}
|
|
}
|
|
|
|
if ctx.IsSet("name") {
|
|
l := ctx.String("name")
|
|
label = &l
|
|
}
|
|
|
|
loop:
|
|
for _, pub := range pubs {
|
|
for _, wallAcc := range wall.Accounts {
|
|
if wallAcc.ScriptHash().Equals(pub.GetScriptHash()) {
|
|
if acc != nil {
|
|
// Multiple matching accounts found, fallback to WIF-based conversion.
|
|
acc = nil
|
|
break loop
|
|
}
|
|
acc = new(wallet.Account)
|
|
*acc = *wallAcc
|
|
accPub = pub
|
|
}
|
|
}
|
|
}
|
|
|
|
if acc != nil {
|
|
err = acc.ConvertMultisigEncrypted(accPub, m, pubs)
|
|
if err != nil {
|
|
return cli.Exit(err, 1)
|
|
}
|
|
if label != nil {
|
|
acc.Label = *label
|
|
}
|
|
if err := addAccountAndSave(wall, acc); err != nil {
|
|
return cli.Exit(err, 1)
|
|
}
|
|
return nil
|
|
}
|
|
|
|
if !ctx.IsSet("wif") {
|
|
return cli.Exit(errors.New("none of the provided public keys correspond to an existing key in the wallet or multiple matching accounts found in the wallet, and no WIF is provided"), 1)
|
|
}
|
|
acc, err = newAccountFromWIF(ctx.App.Writer, ctx.String("wif"), wall.Scrypt, label, pass)
|
|
if err != nil {
|
|
return cli.Exit(err, 1)
|
|
}
|
|
|
|
if err := acc.ConvertMultisig(m, pubs); err != nil {
|
|
return cli.Exit(err, 1)
|
|
}
|
|
|
|
if err := addAccountAndSave(wall, acc); err != nil {
|
|
return cli.Exit(err, 1)
|
|
}
|
|
|
|
return nil
|
|
}
|
|
|
|
func importDeployed(ctx *cli.Context) error {
|
|
if err := cmdargs.EnsureNone(ctx); err != nil {
|
|
return err
|
|
}
|
|
wall, pass, err := openWallet(ctx, true)
|
|
if err != nil {
|
|
return cli.Exit(err, 1)
|
|
}
|
|
defer wall.Close()
|
|
|
|
rawHash := ctx.Generic("contract").(*flags.Address)
|
|
|
|
var label *string
|
|
if ctx.IsSet("name") {
|
|
l := ctx.String("name")
|
|
label = &l
|
|
}
|
|
acc, err := newAccountFromWIF(ctx.App.Writer, ctx.String("wif"), wall.Scrypt, label, pass)
|
|
if err != nil {
|
|
return cli.Exit(err, 1)
|
|
}
|
|
|
|
gctx, cancel := options.GetTimeoutContext(ctx)
|
|
defer cancel()
|
|
|
|
c, err := options.GetRPCClient(gctx, ctx)
|
|
if err != nil {
|
|
return cli.Exit(err, 1)
|
|
}
|
|
|
|
cs, err := c.GetContractStateByHash(rawHash.Uint160())
|
|
if err != nil {
|
|
return cli.Exit(fmt.Errorf("can't fetch contract info: %w", err), 1)
|
|
}
|
|
md := cs.Manifest.ABI.GetMethod(manifest.MethodVerify, -1)
|
|
if md == nil || md.ReturnType != smartcontract.BoolType {
|
|
return cli.Exit("contract has no `verify` method with boolean return", 1)
|
|
}
|
|
acc.Address = address.Uint160ToString(cs.Hash)
|
|
// Explicitly overwrite single signature script of the provided WIF since the contract is known to be deployed.
|
|
acc.Contract.Script = nil
|
|
acc.Contract.Parameters = acc.Contract.Parameters[:0]
|
|
for _, p := range md.Parameters {
|
|
acc.Contract.Parameters = append(acc.Contract.Parameters, wallet.ContractParam{
|
|
Name: p.Name,
|
|
Type: p.Type,
|
|
})
|
|
}
|
|
acc.Contract.Deployed = true
|
|
|
|
if err := addAccountAndSave(wall, acc); err != nil {
|
|
return cli.Exit(err, 1)
|
|
}
|
|
|
|
return nil
|
|
}
|
|
|
|
func importWallet(ctx *cli.Context) error {
|
|
if err := cmdargs.EnsureNone(ctx); err != nil {
|
|
return err
|
|
}
|
|
wall, pass, err := openWallet(ctx, true)
|
|
if err != nil {
|
|
return cli.Exit(err, 1)
|
|
}
|
|
defer wall.Close()
|
|
|
|
var label *string
|
|
if ctx.IsSet("name") {
|
|
l := ctx.String("name")
|
|
label = &l
|
|
}
|
|
|
|
acc, err := newAccountFromWIF(ctx.App.Writer, ctx.String("wif"), wall.Scrypt, label, pass)
|
|
if err != nil {
|
|
return cli.Exit(err, 1)
|
|
}
|
|
|
|
if ctrFlag := ctx.String("contract"); ctrFlag != "" {
|
|
ctr, err := hex.DecodeString(ctrFlag)
|
|
if err != nil {
|
|
return cli.Exit("invalid contract", 1)
|
|
}
|
|
acc.Contract.Script = ctr
|
|
}
|
|
|
|
if err := addAccountAndSave(wall, acc); err != nil {
|
|
return cli.Exit(err, 1)
|
|
}
|
|
|
|
return nil
|
|
}
|
|
|
|
func removeAccount(ctx *cli.Context) error {
|
|
if err := cmdargs.EnsureNone(ctx); err != nil {
|
|
return err
|
|
}
|
|
wall, _, err := openWallet(ctx, true)
|
|
if err != nil {
|
|
return cli.Exit(err, 1)
|
|
}
|
|
defer wall.Close()
|
|
|
|
addr := ctx.Generic("address").(*flags.Address)
|
|
acc := wall.GetAccount(addr.Uint160())
|
|
if acc == nil {
|
|
return cli.Exit("account wasn't found", 1)
|
|
}
|
|
|
|
if !ctx.Bool("force") {
|
|
fmt.Fprintf(ctx.App.Writer, "Account %s will be removed. This action is irreversible.\n", addr.Uint160())
|
|
if ok := askForConsent(ctx.App.Writer); !ok {
|
|
return nil
|
|
}
|
|
}
|
|
|
|
if err := wall.RemoveAccount(acc.Address); err != nil {
|
|
return cli.Exit(fmt.Errorf("error on remove: %w", err), 1)
|
|
}
|
|
if err := wall.Save(); err != nil {
|
|
return cli.Exit(fmt.Errorf("error while saving wallet: %w", err), 1)
|
|
}
|
|
return nil
|
|
}
|
|
|
|
func askForConsent(w io.Writer) bool {
|
|
response, err := input.ReadLine("Are you sure? [y/N]: ")
|
|
if err == nil {
|
|
response = strings.ToLower(strings.TrimSpace(response))
|
|
if response == "y" || response == "yes" {
|
|
return true
|
|
}
|
|
}
|
|
fmt.Fprintln(w, "Cancelled.")
|
|
return false
|
|
}
|
|
|
|
func dumpWallet(ctx *cli.Context) error {
|
|
if err := cmdargs.EnsureNone(ctx); err != nil {
|
|
return err
|
|
}
|
|
wall, pass, err := readWallet(ctx)
|
|
if err != nil {
|
|
return cli.Exit(err, 1)
|
|
}
|
|
defer wall.Close()
|
|
if ctx.Bool("decrypt") {
|
|
if pass == nil {
|
|
password, err := input.ReadPassword(EnterPasswordPrompt)
|
|
if err != nil {
|
|
return cli.Exit(fmt.Errorf("error reading password: %w", err), 1)
|
|
}
|
|
pass = &password
|
|
}
|
|
for i := range wall.Accounts {
|
|
// Just testing the decryption here.
|
|
err := wall.Accounts[i].Decrypt(*pass, wall.Scrypt)
|
|
if err != nil {
|
|
return cli.Exit(err, 1)
|
|
}
|
|
}
|
|
}
|
|
fmtPrintWallet(ctx.App.Writer, wall)
|
|
return nil
|
|
}
|
|
|
|
func dumpKeys(ctx *cli.Context) error {
|
|
if err := cmdargs.EnsureNone(ctx); err != nil {
|
|
return err
|
|
}
|
|
wall, _, err := readWallet(ctx)
|
|
if err != nil {
|
|
return cli.Exit(err, 1)
|
|
}
|
|
defer wall.Close()
|
|
accounts := wall.Accounts
|
|
|
|
addrFlag := ctx.Generic("address").(*flags.Address)
|
|
if addrFlag.IsSet {
|
|
acc := wall.GetAccount(addrFlag.Uint160())
|
|
if acc == nil {
|
|
return cli.Exit("account is missing", 1)
|
|
}
|
|
accounts = []*wallet.Account{acc}
|
|
}
|
|
|
|
hasPrinted := false
|
|
for _, acc := range accounts {
|
|
pub, ok := vm.ParseSignatureContract(acc.Contract.Script)
|
|
if ok {
|
|
if hasPrinted {
|
|
fmt.Fprintln(ctx.App.Writer)
|
|
}
|
|
fmt.Fprintf(ctx.App.Writer, "%s (simple signature contract):\n", acc.Address)
|
|
fmt.Fprintln(ctx.App.Writer, hex.EncodeToString(pub))
|
|
hasPrinted = true
|
|
continue
|
|
}
|
|
n, bs, ok := vm.ParseMultiSigContract(acc.Contract.Script)
|
|
if ok {
|
|
if hasPrinted {
|
|
fmt.Fprintln(ctx.App.Writer)
|
|
}
|
|
fmt.Fprintf(ctx.App.Writer, "%s (%d out of %d multisig contract):\n", acc.Address, n, len(bs))
|
|
for i := range bs {
|
|
fmt.Fprintln(ctx.App.Writer, hex.EncodeToString(bs[i]))
|
|
}
|
|
hasPrinted = true
|
|
continue
|
|
}
|
|
if addrFlag.IsSet {
|
|
return cli.Exit(fmt.Errorf("unknown script type for address %s", address.Uint160ToString(addrFlag.Uint160())), 1)
|
|
}
|
|
}
|
|
return nil
|
|
}
|
|
|
|
func stripKeys(ctx *cli.Context) error {
|
|
if err := cmdargs.EnsureNone(ctx); err != nil {
|
|
return err
|
|
}
|
|
wall, _, err := readWallet(ctx)
|
|
if err != nil {
|
|
return cli.Exit(err, 1)
|
|
}
|
|
defer wall.Close()
|
|
if !ctx.Bool("force") {
|
|
fmt.Fprintln(ctx.App.Writer, "All private keys for all accounts will be removed from the wallet. This action is irreversible.")
|
|
if ok := askForConsent(ctx.App.Writer); !ok {
|
|
return nil
|
|
}
|
|
}
|
|
for _, a := range wall.Accounts {
|
|
a.EncryptedWIF = ""
|
|
}
|
|
if err := wall.Save(); err != nil {
|
|
return cli.Exit(fmt.Errorf("error while saving wallet: %w", err), 1)
|
|
}
|
|
return nil
|
|
}
|
|
|
|
func createWallet(ctx *cli.Context) error {
|
|
if err := cmdargs.EnsureNone(ctx); err != nil {
|
|
return err
|
|
}
|
|
path := ctx.String("wallet")
|
|
configPath := ctx.String("wallet-config")
|
|
|
|
if len(path) != 0 && len(configPath) != 0 {
|
|
return errConflictingWalletFlags
|
|
}
|
|
if len(path) == 0 && len(configPath) == 0 {
|
|
return cli.Exit(errNoPath, 1)
|
|
}
|
|
var pass *string
|
|
if len(configPath) != 0 {
|
|
cfg, err := options.ReadWalletConfig(configPath)
|
|
if err != nil {
|
|
return cli.Exit(err, 1)
|
|
}
|
|
path = cfg.Path
|
|
pass = &cfg.Password
|
|
}
|
|
wall, err := wallet.NewWallet(path)
|
|
if err != nil {
|
|
return cli.Exit(err, 1)
|
|
}
|
|
if err := wall.Save(); err != nil {
|
|
return cli.Exit(err, 1)
|
|
}
|
|
|
|
if ctx.Bool("account") {
|
|
if err := createAccount(wall, pass); err != nil {
|
|
return cli.Exit(err, 1)
|
|
}
|
|
defer wall.Close()
|
|
}
|
|
|
|
fmtPrintWallet(ctx.App.Writer, wall)
|
|
fmt.Fprintf(ctx.App.Writer, "wallet successfully created, file location is %s\n", wall.Path())
|
|
return nil
|
|
}
|
|
|
|
func readAccountInfo() (string, string, error) {
|
|
name, err := readAccountName()
|
|
if err != nil {
|
|
return "", "", err
|
|
}
|
|
phrase, err := readNewPassword()
|
|
if err != nil {
|
|
return "", "", err
|
|
}
|
|
return name, phrase, nil
|
|
}
|
|
|
|
func readAccountName() (string, error) {
|
|
return input.ReadLine("Enter the name of the account > ")
|
|
}
|
|
|
|
func readNewPassword() (string, error) {
|
|
phrase, err := input.ReadPassword(EnterNewPasswordPrompt)
|
|
if err != nil {
|
|
return "", fmt.Errorf("Error reading password: %w", err)
|
|
}
|
|
phraseCheck, err := input.ReadPassword(ConfirmPasswordPrompt)
|
|
if err != nil {
|
|
return "", fmt.Errorf("Error reading password: %w", err)
|
|
}
|
|
|
|
if phrase != phraseCheck {
|
|
return "", errPhraseMismatch
|
|
}
|
|
return phrase, nil
|
|
}
|
|
|
|
func createAccount(wall *wallet.Wallet, pass *string) error {
|
|
var (
|
|
name, phrase string
|
|
err error
|
|
)
|
|
if pass == nil {
|
|
name, phrase, err = readAccountInfo()
|
|
if err != nil {
|
|
return err
|
|
}
|
|
} else {
|
|
phrase = *pass
|
|
}
|
|
return wall.CreateAccount(name, phrase)
|
|
}
|
|
|
|
func openWallet(ctx *cli.Context, canUseWalletConfig bool) (*wallet.Wallet, *string, error) {
|
|
path, pass, err := getWalletPathAndPass(ctx, canUseWalletConfig)
|
|
if err != nil {
|
|
return nil, nil, cli.Exit(fmt.Errorf("failed to get wallet path or password: %w", err), 1)
|
|
}
|
|
if path == "-" {
|
|
return nil, nil, errNoStdin
|
|
}
|
|
w, err := wallet.NewWalletFromFile(path)
|
|
if err != nil {
|
|
return nil, nil, cli.Exit(fmt.Errorf("failed to read wallet: %w", err), 1)
|
|
}
|
|
return w, pass, nil
|
|
}
|
|
|
|
func readWallet(ctx *cli.Context) (*wallet.Wallet, *string, error) {
|
|
path, pass, err := getWalletPathAndPass(ctx, true)
|
|
if err != nil {
|
|
return nil, nil, err
|
|
}
|
|
if path == "-" {
|
|
w := &wallet.Wallet{}
|
|
if err := json.NewDecoder(os.Stdin).Decode(w); err != nil {
|
|
return nil, nil, fmt.Errorf("js %w", err)
|
|
}
|
|
return w, nil, nil
|
|
}
|
|
w, err := wallet.NewWalletFromFile(path)
|
|
if err != nil {
|
|
return nil, nil, err
|
|
}
|
|
return w, pass, nil
|
|
}
|
|
|
|
// getWalletPathAndPass retrieves wallet path from context or from wallet configuration file.
|
|
// If wallet configuration file is specified, then account password is returned.
|
|
func getWalletPathAndPass(ctx *cli.Context, canUseWalletConfig bool) (string, *string, error) {
|
|
path, configPath := ctx.String("wallet"), ctx.String("wallet-config")
|
|
if !canUseWalletConfig && len(configPath) != 0 {
|
|
return "", nil, errors.New("can't use wallet configuration file for this command")
|
|
}
|
|
if len(path) != 0 && len(configPath) != 0 {
|
|
return "", nil, errConflictingWalletFlags
|
|
}
|
|
if len(path) == 0 && len(configPath) == 0 {
|
|
return "", nil, errNoPath
|
|
}
|
|
var pass *string
|
|
if len(configPath) != 0 {
|
|
cfg, err := options.ReadWalletConfig(configPath)
|
|
if err != nil {
|
|
return "", nil, err
|
|
}
|
|
path = cfg.Path
|
|
pass = &cfg.Password
|
|
}
|
|
return path, pass, nil
|
|
}
|
|
|
|
func newAccountFromWIF(w io.Writer, wif string, scrypt keys.ScryptParams, label *string, pass *string) (*wallet.Account, error) {
|
|
var (
|
|
phrase, name string
|
|
err error
|
|
)
|
|
if pass != nil {
|
|
phrase = *pass
|
|
}
|
|
if label == nil {
|
|
name, err = readAccountName()
|
|
if err != nil {
|
|
return nil, fmt.Errorf("failed to read account label: %w", err)
|
|
}
|
|
} else {
|
|
name = *label
|
|
}
|
|
// note: NEP2 strings always have length of 58 even though
|
|
// base58 strings can have different lengths even if slice lengths are equal
|
|
if len(wif) == 58 {
|
|
if pass == nil {
|
|
phrase, err = input.ReadPassword(EnterPasswordPrompt)
|
|
if err != nil {
|
|
return nil, fmt.Errorf("error reading password: %w", err)
|
|
}
|
|
}
|
|
|
|
acc, err := wallet.NewAccountFromEncryptedWIF(wif, phrase, scrypt)
|
|
if err != nil {
|
|
// If password from wallet config wasn't OK then retry with the user input,
|
|
// see the https://github.com/nspcc-dev/neo-go/issues/2883#issuecomment-1399923088.
|
|
if pass == nil {
|
|
return nil, err
|
|
}
|
|
phrase, err = input.ReadPassword(EnterPasswordPrompt)
|
|
if err != nil {
|
|
return nil, fmt.Errorf("error reading password: %w", err)
|
|
}
|
|
acc, err = wallet.NewAccountFromEncryptedWIF(wif, phrase, scrypt)
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
}
|
|
acc.Label = name
|
|
return acc, nil
|
|
}
|
|
|
|
acc, err := wallet.NewAccountFromWIF(wif)
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
|
|
fmt.Fprintln(w, "Provided WIF was unencrypted. Wallet can contain only encrypted keys.")
|
|
if pass == nil {
|
|
phrase, err = readNewPassword()
|
|
if err != nil {
|
|
return nil, fmt.Errorf("failed to read new password: %w", err)
|
|
}
|
|
}
|
|
|
|
acc.Label = name
|
|
if err := acc.Encrypt(phrase, scrypt); err != nil {
|
|
return nil, err
|
|
}
|
|
|
|
return acc, nil
|
|
}
|
|
|
|
func addAccountAndSave(w *wallet.Wallet, acc *wallet.Account) error {
|
|
for i := range w.Accounts {
|
|
if w.Accounts[i].Address == acc.Address {
|
|
return fmt.Errorf("address '%s' is already in wallet", acc.Address)
|
|
}
|
|
}
|
|
|
|
w.AddAccount(acc)
|
|
return w.Save()
|
|
}
|
|
|
|
func fmtPrintWallet(w io.Writer, wall *wallet.Wallet) {
|
|
b, _ := wall.JSON()
|
|
fmt.Fprintln(w, "")
|
|
fmt.Fprintln(w, string(b))
|
|
fmt.Fprintln(w, "")
|
|
}
|