cmd

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Overview

Package cmd

Package cmd

Package cmd

Package cmd 系统调用exec包

实现了命令的快速调用 使用New()创建一个Cmder对象 c := NewCmder() c.Exec("ls")

实现了基于windows/linux的daemon模式启动 cmd.Daemon() 或 cmd.DaemonCall(cmd)调用任意命令

Index

• Constants
• Variables
• func Daemon(exclude string)
• func DaemonCall(program string, args ...string) error
• func DaemonWith(exclude string) (int, error)
• func Fork(arg0 string, argv []string, attr *syscall.ProcAttr) (int, error)
• func InitCmder(shell string)
• func NewBash(dst, sh string) error
• func NewEmptyBash(dst string) error
• type Cmder
  • func New(shell string, mask int) Cmder
  • func NewCmder() Cmder
  • func (c Cmder) Exec(sh string) error
  • func (c Cmder) ExecAsync(sh string, ctx context.Context) error
  • func (c Cmder) ExecCtx(sh string, ctx context.Context) ([]byte, error)
  • func (c Cmder) ExecOpt(sh string) ([]byte, error)
  • func (c Cmder) ExecStr(sh string) (string, error)
  • func (c Cmder) Run(sh string) *exec.Cmd
  • func (c Cmder) RunContext(sh string, ctx context.Context) *exec.Cmd

Constants

const (
	Bash = "bash"
	Zsh  = "zsh"
	Fish = "fish"
	Sh   = "sh"
)

const (
	BASH      = ".sh"
	ShellPerm = 0700
	EmptyBash = "#!/usr/bin/env bash"
)

const (
	DefaultMask = 0117 // 默认0660
)

Variables

var Cmd = Cmder{/* contains filtered or unexported fields */}

Functions

func Daemon

func Daemon(exclude string)

Daemon 以daemon模式运行当前的程序 限制需要指定daemon arg来用于排除

func DaemonCall

func DaemonCall(program string, args ...string) error

DaemonCall daemon调用任意指定的命令

func DaemonWith

func DaemonWith(exclude string) (int, error)

DaemonWith 返回pid和错误

func Fork

func Fork(arg0 string, argv []string, attr *syscall.ProcAttr) (int, error)

Fork on UNIX

func InitCmder

func InitCmder(shell string)

func NewBash

func NewBash(dst, sh string) error

NewBash 新建一个带命令的shell文件

func NewEmptyBash

func NewEmptyBash(dst string) error

NewEmptyBash 新建一个空shell文件 dst为文件生成的目录 dst为.sh结尾的文件

Types

type Cmder

type Cmder struct {
	// contains filtered or unexported fields
}

func New

func New(shell string, mask int) Cmder

func NewCmder

func NewCmder() Cmder

NewCmder default BASH

func (Cmder) Exec

func (c Cmder) Exec(sh string) error

func (Cmder) ExecAsync

func (c Cmder) ExecAsync(sh string, ctx context.Context) error

func (Cmder) ExecCtx

func (c Cmder) ExecCtx(sh string, ctx context.Context) ([]byte, error)

func (Cmder) ExecOpt

func (c Cmder) ExecOpt(sh string) ([]byte, error)

func (Cmder) ExecStr

func (c Cmder) ExecStr(sh string) (string, error)

func (Cmder) Run

func (c Cmder) Run(sh string) *exec.Cmd

Run 返回原生的cmd

func (Cmder) RunContext

func (c Cmder) RunContext(sh string, ctx context.Context) *exec.Cmd