github.com/ylsgit/go-ethereum@v1.6.5/cmd/evm/main.go (about)

     1  // Copyright 2014 The go-ethereum Authors
     2  // This file is part of go-ethereum.
     3  //
     4  // go-ethereum is free software: you can redistribute it and/or modify
     5  // it under the terms of the GNU General Public License as published by
     6  // the Free Software Foundation, either version 3 of the License, or
     7  // (at your option) any later version.
     8  //
     9  // go-ethereum is distributed in the hope that it will be useful,
    10  // but WITHOUT ANY WARRANTY; without even the implied warranty of
    11  // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
    12  // GNU General Public License for more details.
    13  //
    14  // You should have received a copy of the GNU General Public License
    15  // along with go-ethereum. If not, see <http://www.gnu.org/licenses/>.
    16  
    17  // evm executes EVM code snippets.
    18  package main
    19  
    20  import (
    21  	"fmt"
    22  	"math/big"
    23  	"os"
    24  
    25  	"github.com/ethereum/go-ethereum/cmd/utils"
    26  	"gopkg.in/urfave/cli.v1"
    27  )
    28  
    29  var gitCommit = "" // Git SHA1 commit hash of the release (set via linker flags)
    30  
    31  var (
    32  	app = utils.NewApp(gitCommit, "the evm command line interface")
    33  
    34  	DebugFlag = cli.BoolFlag{
    35  		Name:  "debug",
    36  		Usage: "output full trace logs",
    37  	}
    38  	MemProfileFlag = cli.StringFlag{
    39  		Name:  "memprofile",
    40  		Usage: "creates a memory profile at the given path",
    41  	}
    42  	CPUProfileFlag = cli.StringFlag{
    43  		Name:  "cpuprofile",
    44  		Usage: "creates a CPU profile at the given path",
    45  	}
    46  	StatDumpFlag = cli.BoolFlag{
    47  		Name:  "statdump",
    48  		Usage: "displays stack and heap memory information",
    49  	}
    50  	CodeFlag = cli.StringFlag{
    51  		Name:  "code",
    52  		Usage: "EVM code",
    53  	}
    54  	CodeFileFlag = cli.StringFlag{
    55  		Name:  "codefile",
    56  		Usage: "file containing EVM code",
    57  	}
    58  	GasFlag = cli.Uint64Flag{
    59  		Name:  "gas",
    60  		Usage: "gas limit for the evm",
    61  		Value: 10000000000,
    62  	}
    63  	PriceFlag = utils.BigFlag{
    64  		Name:  "price",
    65  		Usage: "price set for the evm",
    66  		Value: new(big.Int),
    67  	}
    68  	ValueFlag = utils.BigFlag{
    69  		Name:  "value",
    70  		Usage: "value set for the evm",
    71  		Value: new(big.Int),
    72  	}
    73  	DumpFlag = cli.BoolFlag{
    74  		Name:  "dump",
    75  		Usage: "dumps the state after the run",
    76  	}
    77  	InputFlag = cli.StringFlag{
    78  		Name:  "input",
    79  		Usage: "input for the EVM",
    80  	}
    81  	VerbosityFlag = cli.IntFlag{
    82  		Name:  "verbosity",
    83  		Usage: "sets the verbosity level",
    84  	}
    85  	CreateFlag = cli.BoolFlag{
    86  		Name:  "create",
    87  		Usage: "indicates the action should be create rather than call",
    88  	}
    89  	DisableGasMeteringFlag = cli.BoolFlag{
    90  		Name:  "nogasmetering",
    91  		Usage: "disable gas metering",
    92  	}
    93  )
    94  
    95  func init() {
    96  	app.Flags = []cli.Flag{
    97  		CreateFlag,
    98  		DebugFlag,
    99  		VerbosityFlag,
   100  		CodeFlag,
   101  		CodeFileFlag,
   102  		GasFlag,
   103  		PriceFlag,
   104  		ValueFlag,
   105  		DumpFlag,
   106  		InputFlag,
   107  		DisableGasMeteringFlag,
   108  		MemProfileFlag,
   109  		CPUProfileFlag,
   110  		StatDumpFlag,
   111  	}
   112  	app.Commands = []cli.Command{
   113  		compileCommand,
   114  		disasmCommand,
   115  		runCommand,
   116  	}
   117  }
   118  
   119  func main() {
   120  	if err := app.Run(os.Args); err != nil {
   121  		fmt.Fprintln(os.Stderr, err)
   122  		os.Exit(1)
   123  	}
   124  }