mirror of
https://github.com/nspcc-dev/neo-go.git
synced 2024-11-26 19:42:23 +00:00
103 lines
3.9 KiB
Go
103 lines
3.9 KiB
Go
package util
|
|
|
|
import (
|
|
"errors"
|
|
"fmt"
|
|
"strings"
|
|
|
|
"github.com/nspcc-dev/neo-go/cli/cmdargs"
|
|
"github.com/nspcc-dev/neo-go/cli/flags"
|
|
"github.com/nspcc-dev/neo-go/cli/options"
|
|
"github.com/nspcc-dev/neo-go/cli/txctx"
|
|
"github.com/nspcc-dev/neo-go/pkg/core/state"
|
|
"github.com/nspcc-dev/neo-go/pkg/core/transaction"
|
|
"github.com/nspcc-dev/neo-go/pkg/neorpc/result"
|
|
"github.com/nspcc-dev/neo-go/pkg/rpcclient/actor"
|
|
"github.com/nspcc-dev/neo-go/pkg/rpcclient/waiter"
|
|
"github.com/nspcc-dev/neo-go/pkg/util"
|
|
"github.com/nspcc-dev/neo-go/pkg/vm/opcode"
|
|
"github.com/urfave/cli/v2"
|
|
)
|
|
|
|
func cancelTx(ctx *cli.Context) error {
|
|
args := ctx.Args().Slice()
|
|
if len(args) == 0 {
|
|
return cli.Exit("transaction hash is missing", 1)
|
|
} else if len(args) > 1 {
|
|
return cli.Exit("only one transaction hash is accepted", 1)
|
|
}
|
|
|
|
txHash, err := util.Uint256DecodeStringLE(strings.TrimPrefix(args[0], "0x"))
|
|
if err != nil {
|
|
return cli.Exit(fmt.Sprintf("invalid tx hash: %s", args[0]), 1)
|
|
}
|
|
|
|
gctx, cancel := options.GetTimeoutContext(ctx)
|
|
defer cancel()
|
|
|
|
acc, w, err := options.GetAccFromContext(ctx)
|
|
if err != nil {
|
|
return cli.Exit(fmt.Errorf("failed to get account from context to sign the conflicting transaction: %w", err), 1)
|
|
}
|
|
defer w.Close()
|
|
|
|
signers, err := cmdargs.GetSignersAccounts(acc, w, nil, transaction.CalledByEntry)
|
|
if err != nil {
|
|
return cli.Exit(fmt.Errorf("invalid signers: %w", err), 1)
|
|
}
|
|
c, a, exitErr := options.GetRPCWithActor(gctx, ctx, signers)
|
|
if exitErr != nil {
|
|
return exitErr
|
|
}
|
|
|
|
mainTx, _ := c.GetRawTransactionVerbose(txHash)
|
|
if mainTx != nil && !mainTx.Blockhash.Equals(util.Uint256{}) {
|
|
return cli.Exit(fmt.Errorf("target transaction %s is accepted at block %s", txHash, mainTx.Blockhash.StringLE()), 1)
|
|
}
|
|
|
|
if mainTx != nil && !mainTx.HasSigner(acc.ScriptHash()) {
|
|
return cli.Exit(fmt.Errorf("account %s is not a signer of the conflicting transaction", acc.Address), 1)
|
|
}
|
|
|
|
resHash, resVub, err := a.SendTunedRun([]byte{byte(opcode.RET)}, []transaction.Attribute{{Type: transaction.ConflictsT, Value: &transaction.Conflicts{Hash: txHash}}}, func(r *result.Invoke, t *transaction.Transaction) error {
|
|
err := actor.DefaultCheckerModifier(r, t)
|
|
if err != nil {
|
|
return err
|
|
}
|
|
if mainTx != nil {
|
|
t.NetworkFee = max(t.NetworkFee, mainTx.NetworkFee+1)
|
|
}
|
|
t.NetworkFee += int64(flags.Fixed8FromContext(ctx, "gas"))
|
|
if mainTx != nil {
|
|
t.ValidUntilBlock = mainTx.ValidUntilBlock
|
|
}
|
|
return nil
|
|
})
|
|
if err != nil {
|
|
return cli.Exit(fmt.Errorf("failed to send conflicting transaction: %w", err), 1)
|
|
}
|
|
var res *state.AppExecResult
|
|
if ctx.Bool("await") {
|
|
res, err = a.WaitAny(gctx, resVub, txHash, resHash)
|
|
if err != nil {
|
|
if errors.Is(err, waiter.ErrTxNotAccepted) {
|
|
if mainTx == nil {
|
|
return cli.Exit(fmt.Errorf("neither target nor conflicting transaction is accepted before the current height %d (ValidUntilBlock value of conlicting transaction). Main transaction is unknown to the provided RPC node, thus still has chances to be accepted, you may try cancellation again", resVub), 1)
|
|
}
|
|
fmt.Fprintf(ctx.App.Writer, "Neither target nor conflicting transaction is accepted before the current height %d (ValidUntilBlock value of both target and conflicting transactions). Main transaction is not valid anymore, cancellation is successful\n", resVub)
|
|
return nil
|
|
}
|
|
return cli.Exit(fmt.Errorf("failed to await target/ conflicting transaction %s/ %s: %w", txHash.StringLE(), resHash.StringLE(), err), 1)
|
|
}
|
|
if txHash.Equals(res.Container) {
|
|
tx, err := c.GetRawTransactionVerbose(txHash)
|
|
if err != nil {
|
|
return cli.Exit(fmt.Errorf("target transaction %s is accepted", txHash), 1)
|
|
}
|
|
return cli.Exit(fmt.Errorf("target transaction %s is accepted at block %s", txHash, tx.Blockhash.StringLE()), 1)
|
|
}
|
|
fmt.Fprintln(ctx.App.Writer, "Conflicting transaction accepted")
|
|
}
|
|
txctx.DumpTransactionInfo(ctx.App.Writer, resHash, res)
|
|
return nil
|
|
}
|