315 lines
8.1 KiB
Go
315 lines
8.1 KiB
Go
package query
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import (
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"bytes"
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"encoding/base64"
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"encoding/hex"
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"fmt"
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"sort"
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"strconv"
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"strings"
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"text/tabwriter"
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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/options"
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"github.com/nspcc-dev/neo-go/pkg/core/state"
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"github.com/nspcc-dev/neo-go/pkg/core/transaction"
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"github.com/nspcc-dev/neo-go/pkg/encoding/address"
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"github.com/nspcc-dev/neo-go/pkg/encoding/fixedn"
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"github.com/nspcc-dev/neo-go/pkg/neorpc/result"
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"github.com/nspcc-dev/neo-go/pkg/rpcclient/invoker"
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"github.com/nspcc-dev/neo-go/pkg/rpcclient/neo"
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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/vm/vmstate"
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"github.com/urfave/cli"
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)
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// NewCommands returns 'query' command.
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func NewCommands() []cli.Command {
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queryTxFlags := append([]cli.Flag{
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cli.BoolFlag{
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Name: "verbose, v",
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Usage: "Output full tx info and execution logs",
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},
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}, options.RPC...)
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return []cli.Command{{
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Name: "query",
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Usage: "Query data from RPC node",
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Subcommands: []cli.Command{
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{
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Name: "candidates",
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Usage: "Get candidates and votes",
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UsageText: "neo-go query candidates -r endpoint [-s timeout]",
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Action: queryCandidates,
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Flags: options.RPC,
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},
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{
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Name: "committee",
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Usage: "Get committee list",
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UsageText: "neo-go query committee -r endpoint [-s timeout]",
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Action: queryCommittee,
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Flags: options.RPC,
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},
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{
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Name: "height",
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Usage: "Get node height",
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UsageText: "neo-go query height -r endpoint [-s timeout]",
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Action: queryHeight,
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Flags: options.RPC,
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},
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{
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Name: "tx",
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Usage: "Query transaction status",
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UsageText: "neo-go query tx <hash> -r endpoint [-s timeout] [-v]",
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Action: queryTx,
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Flags: queryTxFlags,
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},
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{
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Name: "voter",
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Usage: "Print NEO holder account state",
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UsageText: "neo-go query voter <address> -r endpoint [-s timeout]",
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Action: queryVoter,
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Flags: options.RPC,
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},
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},
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}}
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}
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func queryTx(ctx *cli.Context) error {
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args := ctx.Args()
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if len(args) == 0 {
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return cli.NewExitError("Transaction hash is missing", 1)
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} else if len(args) > 1 {
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return cli.NewExitError("only one transaction hash is accepted", 1)
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}
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txHash, err := util.Uint256DecodeStringLE(strings.TrimPrefix(args[0], "0x"))
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if err != nil {
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return cli.NewExitError(fmt.Sprintf("Invalid tx hash: %s", args[0]), 1)
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}
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gctx, cancel := options.GetTimeoutContext(ctx)
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defer cancel()
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c, err := options.GetRPCClient(gctx, ctx)
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if err != nil {
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return cli.NewExitError(err, 1)
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}
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txOut, err := c.GetRawTransactionVerbose(txHash)
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if err != nil {
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return cli.NewExitError(err, 1)
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}
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var res *result.ApplicationLog
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if !txOut.Blockhash.Equals(util.Uint256{}) {
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res, err = c.GetApplicationLog(txHash, nil)
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if err != nil {
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return cli.NewExitError(err, 1)
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}
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}
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err = DumpApplicationLog(ctx, res, &txOut.Transaction, &txOut.TransactionMetadata, ctx.Bool("verbose"))
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if err != nil {
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return cli.NewExitError(err, 1)
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}
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return nil
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}
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func DumpApplicationLog(
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ctx *cli.Context,
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res *result.ApplicationLog,
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tx *transaction.Transaction,
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txMeta *result.TransactionMetadata,
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verbose bool) error {
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var buf []byte
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buf = fmt.Appendf(buf, "Hash:\t%s\n", tx.Hash().StringLE())
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buf = fmt.Appendf(buf, "OnChain:\t%t\n", res != nil)
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if res == nil {
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buf = fmt.Appendf(buf, "ValidUntil:\t%s\n", strconv.FormatUint(uint64(tx.ValidUntilBlock), 10))
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} else {
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if txMeta != nil {
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buf = fmt.Appendf(buf, "BlockHash:\t%s\n", txMeta.Blockhash.StringLE())
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}
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if len(res.Executions) != 1 {
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buf = fmt.Appendf(buf, "Success:\tunknown (no execution data)\n")
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} else {
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buf = fmt.Appendf(buf, "Success:\t%t\n", res.Executions[0].VMState == vmstate.Halt)
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}
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}
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if verbose {
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for _, sig := range tx.Signers {
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buf = fmt.Appendf(buf, "Signer:\t%s (%s)\n", address.Uint160ToString(sig.Account), sig.Scopes)
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}
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buf = fmt.Appendf(buf, "SystemFee:\t%s GAS\n", fixedn.Fixed8(tx.SystemFee).String())
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buf = fmt.Appendf(buf, "NetworkFee:\t%s GAS\n", fixedn.Fixed8(tx.NetworkFee).String())
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buf = fmt.Appendf(buf, "Script:\t%s\n", base64.StdEncoding.EncodeToString(tx.Script))
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v := vm.New()
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v.Load(tx.Script)
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opts := bytes.NewBuffer(nil)
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v.PrintOps(opts)
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buf = append(buf, opts.Bytes()...)
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if res != nil {
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for _, e := range res.Executions {
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if e.VMState != vmstate.Halt {
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buf = fmt.Appendf(buf, "Exception:\t%s\n", e.FaultException)
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}
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}
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}
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}
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tw := tabwriter.NewWriter(ctx.App.Writer, 0, 4, 4, '\t', 0)
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_, err := tw.Write(buf)
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if err != nil {
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return err
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}
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return tw.Flush()
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}
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func queryCandidates(ctx *cli.Context) error {
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var err 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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gctx, cancel := options.GetTimeoutContext(ctx)
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defer cancel()
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c, err := options.GetRPCClient(gctx, ctx)
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if err != nil {
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return cli.NewExitError(err, 1)
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}
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vals, err := c.GetCandidates()
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if err != nil {
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return cli.NewExitError(err, 1)
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}
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comm, err := c.GetCommittee()
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if err != nil {
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return cli.NewExitError(err, 1)
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}
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sort.Slice(vals, func(i, j int) bool {
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if vals[i].Active != vals[j].Active {
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return vals[i].Active
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}
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if vals[i].Votes != vals[j].Votes {
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return vals[i].Votes > vals[j].Votes
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}
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return vals[i].PublicKey.Cmp(&vals[j].PublicKey) == -1
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})
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var res []byte
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res = fmt.Appendf(res, "Key\tVotes\tCommittee\tConsensus\n")
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for _, val := range vals {
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res = fmt.Appendf(res, "%s\t%d\t%t\t%t\n", hex.EncodeToString(val.PublicKey.Bytes()), val.Votes, comm.Contains(&val.PublicKey), val.Active)
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}
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tw := tabwriter.NewWriter(ctx.App.Writer, 0, 2, 2, ' ', 0)
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_, err = tw.Write(res)
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if err != nil {
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return err
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}
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return tw.Flush()
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}
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func queryCommittee(ctx *cli.Context) error {
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var err 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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gctx, cancel := options.GetTimeoutContext(ctx)
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defer cancel()
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c, err := options.GetRPCClient(gctx, ctx)
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if err != nil {
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return cli.NewExitError(err, 1)
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}
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comm, err := c.GetCommittee()
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if err != nil {
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return cli.NewExitError(err, 1)
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}
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for _, k := range comm {
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fmt.Fprintln(ctx.App.Writer, hex.EncodeToString(k.Bytes()))
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}
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return nil
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}
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func queryHeight(ctx *cli.Context) error {
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var err 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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gctx, cancel := options.GetTimeoutContext(ctx)
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defer cancel()
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c, err := options.GetRPCClient(gctx, ctx)
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if err != nil {
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return cli.NewExitError(err, 1)
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}
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blockCount, err := c.GetBlockCount()
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if err != nil {
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return cli.NewExitError(err, 1)
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}
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blockHeight := blockCount - 1 // GetBlockCount returns block count (including 0), not the highest block index.
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fmt.Fprintf(ctx.App.Writer, "Latest block: %d\n", blockHeight)
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stateHeight, err := c.GetStateHeight()
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if err == nil { // We can be talking to a node without getstateheight request support.
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fmt.Fprintf(ctx.App.Writer, "Validated state: %d\n", stateHeight.Validated)
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}
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return nil
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}
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func queryVoter(ctx *cli.Context) error {
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args := ctx.Args()
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if len(args) == 0 {
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return cli.NewExitError("No address specified", 1)
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} else if len(args) > 1 {
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return cli.NewExitError("this command only accepts one address", 1)
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}
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addr, err := flags.ParseAddress(args[0])
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if err != nil {
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return cli.NewExitError(fmt.Sprintf("wrong address: %s", args[0]), 1)
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}
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gctx, cancel := options.GetTimeoutContext(ctx)
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defer cancel()
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c, exitErr := options.GetRPCClient(gctx, ctx)
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if exitErr != nil {
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return exitErr
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}
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neoToken := neo.NewReader(invoker.New(c, nil))
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st, err := neoToken.GetAccountState(addr)
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if err != nil {
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return cli.NewExitError(err, 1)
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}
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if st == nil {
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st = new(state.NEOBalance)
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}
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dec, err := neoToken.Decimals()
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if err != nil {
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return cli.NewExitError(fmt.Errorf("failed to get decimals: %w", err), 1)
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}
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voted := "null"
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if st.VoteTo != nil {
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voted = fmt.Sprintf("%s (%s)", hex.EncodeToString(st.VoteTo.Bytes()), address.Uint160ToString(st.VoteTo.GetScriptHash()))
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}
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fmt.Fprintf(ctx.App.Writer, "\tVoted: %s\n", voted)
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fmt.Fprintf(ctx.App.Writer, "\tAmount : %s\n", fixedn.ToString(&st.Balance, int(dec)))
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fmt.Fprintf(ctx.App.Writer, "\tBlock: %d\n", st.BalanceHeight)
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return nil
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}
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