github.com/cheng762/platon-go@v1.8.17-0.20190529111256-7deff2d7be26/cmd/platon/misccmd.go (about)

     1  // Copyright 2016 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  package main
    18  
    19  import (
    20  	"fmt"
    21  	"os"
    22  	"runtime"
    23  	"strconv"
    24  	"strings"
    25  
    26  	"github.com/PlatONnetwork/PlatON-Go/cmd/utils"
    27  	"github.com/PlatONnetwork/PlatON-Go/eth"
    28  	"github.com/PlatONnetwork/PlatON-Go/params"
    29  	"gopkg.in/urfave/cli.v1"
    30  )
    31  
    32  var (
    33  	makecacheCommand = cli.Command{
    34  		Action:    utils.MigrateFlags(makecache),
    35  		Name:      "makecache",
    36  		Usage:     "Generate ethash verification cache (for testing)",
    37  		ArgsUsage: "<blockNum> <outputDir>",
    38  		Category:  "MISCELLANEOUS COMMANDS",
    39  		Description: `
    40  The makecache command generates an ethash cache in <outputDir>.
    41  
    42  This command exists to support the system testing project.
    43  Regular users do not need to execute it.
    44  `,
    45  	}
    46  	makedagCommand = cli.Command{
    47  		Action:    utils.MigrateFlags(makedag),
    48  		Name:      "makedag",
    49  		Usage:     "Generate ethash mining DAG (for testing)",
    50  		ArgsUsage: "<blockNum> <outputDir>",
    51  		Category:  "MISCELLANEOUS COMMANDS",
    52  		Description: `
    53  The makedag command generates an ethash DAG in <outputDir>.
    54  
    55  This command exists to support the system testing project.
    56  Regular users do not need to execute it.
    57  `,
    58  	}
    59  	versionCommand = cli.Command{
    60  		Action:    utils.MigrateFlags(version),
    61  		Name:      "version",
    62  		Usage:     "Print version numbers",
    63  		ArgsUsage: " ",
    64  		Category:  "MISCELLANEOUS COMMANDS",
    65  		Description: `
    66  The output of this command is supposed to be machine-readable.
    67  `,
    68  	}
    69  	licenseCommand = cli.Command{
    70  		Action:    utils.MigrateFlags(license),
    71  		Name:      "license",
    72  		Usage:     "Display license information",
    73  		ArgsUsage: " ",
    74  		Category:  "MISCELLANEOUS COMMANDS",
    75  	}
    76  )
    77  
    78  // makecache generates an ethash verification cache into the provided folder.
    79  func makecache(ctx *cli.Context) error {
    80  	args := ctx.Args()
    81  	if len(args) != 2 {
    82  		utils.Fatalf(`Usage: platon makecache <block number> <outputdir>`)
    83  	}
    84  	_, err := strconv.ParseUint(args[0], 0, 64)
    85  	if err != nil {
    86  		utils.Fatalf("Invalid block number: %v", err)
    87  	}
    88  
    89  	return nil
    90  }
    91  
    92  // makedag generates an ethash mining DAG into the provided folder.
    93  func makedag(ctx *cli.Context) error {
    94  	args := ctx.Args()
    95  	if len(args) != 2 {
    96  		utils.Fatalf(`Usage: platon makedag <block number> <outputdir>`)
    97  	}
    98  	_, err := strconv.ParseUint(args[0], 0, 64)
    99  	if err != nil {
   100  		utils.Fatalf("Invalid block number: %v", err)
   101  	}
   102  
   103  	return nil
   104  }
   105  
   106  func version(ctx *cli.Context) error {
   107  	fmt.Println(strings.Title(clientIdentifier))
   108  	fmt.Println("Version:", params.VersionWithMeta)
   109  	if gitCommit != "" {
   110  		fmt.Println("Git Commit:", gitCommit)
   111  	}
   112  	fmt.Println("Architecture:", runtime.GOARCH)
   113  	fmt.Println("Protocol Versions:", eth.ProtocolVersions)
   114  	fmt.Println("Network Id:", eth.DefaultConfig.NetworkId)
   115  	fmt.Println("Go Version:", runtime.Version())
   116  	fmt.Println("Operating System:", runtime.GOOS)
   117  	fmt.Printf("GOPATH=%s\n", os.Getenv("GOPATH"))
   118  	fmt.Printf("GOROOT=%s\n", runtime.GOROOT())
   119  	return nil
   120  }
   121  
   122  func license(_ *cli.Context) error {
   123  	fmt.Println(`Geth is free software: you can redistribute it and/or modify
   124  it under the terms of the GNU General Public License as published by
   125  the Free Software Foundation, either version 3 of the License, or
   126  (at your option) any later version.
   127  
   128  Geth is distributed in the hope that it will be useful,
   129  but WITHOUT ANY WARRANTY; without even the implied warranty of
   130  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
   131  GNU General Public License for more details.
   132  
   133  You should have received a copy of the GNU General Public License
   134  along with platon. If not, see <http://www.gnu.org/licenses/>.`)
   135  	return nil
   136  }