neoneo-go/cli/wallet/multisig.go

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package wallet
import (
"fmt"
"github.com/nspcc-dev/neo-go/cli/cmdargs"
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"github.com/nspcc-dev/neo-go/cli/flags"
"github.com/nspcc-dev/neo-go/cli/options"
"github.com/nspcc-dev/neo-go/cli/paramcontext"
"github.com/nspcc-dev/neo-go/pkg/core/transaction"
"github.com/nspcc-dev/neo-go/pkg/encoding/address"
"github.com/urfave/cli"
)
func signStoredTransaction(ctx *cli.Context) error {
if err := cmdargs.EnsureNone(ctx); err != nil {
return err
}
wall, pass, err := readWallet(ctx)
if err != nil {
return cli.NewExitError(err, 1)
}
c, err := paramcontext.Read(ctx.String("in"))
if err != nil {
return cli.NewExitError(err, 1)
}
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addrFlag := ctx.Generic("address").(*flags.Address)
if !addrFlag.IsSet {
return cli.NewExitError("address was not provided", 1)
}
acc, err := getDecryptedAccount(wall, addrFlag.Uint160(), pass)
if err != nil {
return cli.NewExitError(err, 1)
}
tx, ok := c.Verifiable.(*transaction.Transaction)
if !ok {
return cli.NewExitError("verifiable item is not a transaction", 1)
}
ch, err := address.StringToUint160(acc.Address)
if err != nil {
return cli.NewExitError(fmt.Errorf("wallet contains invalid account: %s", acc.Address), 1)
}
signerFound := false
for i := range tx.Signers {
if tx.Signers[i].Account == ch {
signerFound = true
break
}
}
if !signerFound {
return cli.NewExitError("tx signers don't contain provided account", 1)
}
priv := acc.PrivateKey()
sign := priv.SignHashable(uint32(c.Network), tx)
if err := c.AddSignature(ch, acc.Contract, priv.PublicKey(), sign); err != nil {
return cli.NewExitError(fmt.Errorf("can't add signature: %w", err), 1)
}
if out := ctx.String("out"); out != "" {
if err := paramcontext.Save(c, out); err != nil {
return cli.NewExitError(fmt.Errorf("failed to dump resulting transaction: %w", err), 1)
}
}
if len(ctx.String(options.RPCEndpointFlag)) != 0 {
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for i := range tx.Signers {
w, err := c.GetWitness(tx.Signers[i].Account)
if err != nil {
return cli.NewExitError(fmt.Errorf("failed to construct witness for signer #%d: %w", i, err), 1)
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}
tx.Scripts = append(tx.Scripts, *w)
}
gctx, cancel := options.GetTimeoutContext(ctx)
defer cancel()
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var err error // `GetRPCClient` returns specialized type.
c, err := options.GetRPCClient(gctx, ctx)
if err != nil {
return cli.NewExitError(fmt.Errorf("failed to create RPC client: %w", err), 1)
}
res, err := c.SendRawTransaction(tx)
if err != nil {
return cli.NewExitError(fmt.Errorf("failed to submit transaction to RPC node: %w", err), 1)
}
fmt.Fprintln(ctx.App.Writer, res.StringLE())
return nil
}
fmt.Fprintln(ctx.App.Writer, tx.Hash().StringLE())
return nil
}