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How to use ShellCommand method of ui Package

Best Testkube code snippet using ui.ShellCommand

shell.go

Source:shell.go

...20Welcome to Vault CLI, the Vault Command Line Interface interactive shell. This21shell implements basic readline capabilities and tab completion. Type "help"22for an overview of available commands.23`24// ShellCommand is an interactive command line shell25type ShellCommand struct {26	baseCommand27	app *cli.CLI28	ui  cli.Ui29	fs                  *flag.FlagSet30	force               bool31	user                string32	host                string33	hostInfoProblematic bool34}35func (cmd *ShellCommand) Help() string {36	return "vc [<options>] shell"37}38func (cmd *ShellCommand) Synopsis() string {39	return "interactive shell"40}41func (cmd *ShellCommand) Run(args []string) int {42	client, err := cmd.Client()43	if err != nil {44		cmd.ui.Error(err.Error())45		return 146	}47	if len(args) > 0 {48		if strings.HasPrefix(args[0], "/") {49			client.Path = client.abspath(args[0])50		} else {51			client.Path = client.abspath("/" + args[0])52		}53	} else {54		client.Path = "/"55	}56	secret, err := client.Auth().Token().LookupSelf()57	if err != nil {58		cmd.ui.Error(err.Error())59		return 160	}61	if _, ok := secret.Data["id"].(string); ok {62		delete(secret.Data, "id")63	}64	Debugf("client: token: %+v", secret.Data)65	if cmd.user = secret.Data["display_name"].(string); cmd.user == "" {66		cmd.user = "?"67	}68	completer := readline.NewPrefixCompleter(69		readline.PcItem("mode",70			readline.PcItem("vi"),71			readline.PcItem("emacs"),72		),73		readline.PcItem("cd",74			readline.PcItemDynamic(client.Complete(isDir)),75		),76		readline.PcItem("cp",77			readline.PcItemDynamic(client.Complete(isAny),78				readline.PcItemDynamic(client.Complete(isAny)),79			),80		),81		readline.PcItem("edit",82			readline.PcItemDynamic(client.Complete(isAny)),83		),84		readline.PcItem("ls",85			readline.PcItemDynamic(client.Complete(isAny)),86		),87		readline.PcItem("pwd"),88		readline.PcItem("setprompt"),89		readline.PcItem("bye"),90		readline.PcItem("exit"),91		readline.PcItem("help"),92	)93	l, err := readline.NewEx(&readline.Config{94		Prompt:          cmd.prompt(),95		HistoryFile:     os.ExpandEnv(ShellHistoryFile),96		AutoComplete:    completer,97		InterruptPrompt: "^C",98		EOFPrompt:       "exit",99		HistorySearchFold: true,100		//FuncFilterInputRune: filterInput,101	})102	if err != nil {103		panic(err)104	}105	defer l.Close()106	// Show banner unless ~/.hush_login exists107	if _, err = os.Stat(os.ExpandEnv("$HOME/.hush_login")); err != nil {108		cmd.ui.Output(banner)109	}110	for {111		line, err := l.Readline()112		if err == readline.ErrInterrupt {113			if len(line) == 0 {114				break115			} else {116				continue117			}118		} else if err == io.EOF {119			break120		}121		line = strings.TrimSpace(line)122		switch {123		case line == "help" || strings.HasPrefix(line, "help "):124			cmd.runHelp(strings.TrimSpace(line[4:]))125		case line == "cd":126			client.Path = "/"127			l.SetPrompt(cmd.prompt())128		case strings.HasPrefix(line, "cd "):129			client.Path = client.abspath(line[3:])130			l.SetPrompt(cmd.prompt())131		case line == "pwd":132			cmd.ui.Output(client.Path)133		case strings.HasPrefix(line, "mode "):134			switch line[5:] {135			case "vi":136				l.SetVimMode(true)137			case "emacs":138				l.SetVimMode(false)139			default:140				cmd.ui.Error("invalid mode: " + line[5:])141			}142		case line == "mode":143			if l.IsVimMode() {144				println("current mode: vim")145			} else {146				println("current mode: emacs")147			}148		case line == "bye" || line == "exit" || line == "quit":149			goto exit150		case line == "":151			l.SetPrompt(cmd.prompt())152		default:153			cmd.runCommand(line)154		}155	}156exit:157	return 0158}159func (cmd *ShellCommand) prompt() string {160	cmd.host = "vault"161	if !cmd.hostInfoProblematic {162		leader, err := cmd.c.Sys().Leader()163		if err != nil {164			// Since we can't query the leader status, give up on trying again165			cmd.hostInfoProblematic = true166		} else {167			if u, err := url.Parse(leader.LeaderAddress); err == nil {168				cmd.host = strings.Split(u.Hostname(), ".")[0]169			}170		}171	}172	return fmt.Sprintf("\x1b[1;32m%s\x1b[0m@%s \x1b[1m%s\x1b[1;31m>\x1b[0m ",173		cmd.user, cmd.host, cmd.c.Path)174}175func (cmd *ShellCommand) expandArgs(args []string) string {176	for i, arg := range args {177		if !strings.HasPrefix(arg, "-") {178			args[i] = cmd.c.abspath(arg)179		}180	}181	return strings.Join(args, " ")182}183var (184	commandsWithPathArgs = map[string]int{185		"cat": -1,186		"cd":  1,187		"cp":  2,188		"ls":  -1,189		"mv":  2,190		"rm":  1,191	}192	commandsWithDefaultPath = map[string]bool{193		"cat": true,194		"ls":  true,195	}196)197func (cmd *ShellCommand) runCommand(line string) {198	// Commands that take a path argument; we need to turn relative paths into199	// absolute paths based on our current working directory.200	args := strings.Fields(strings.TrimSpace(line))201	if len(args) == 0 {202		return203	}204	// Expand commands with path arguments, relative paths need to be resolved205	// against our working directory.206	Debugf("path=%q, args=%+v, len=%d, pathArgs=%d, defaultPath=%t", cmd.c.Path, args, len(args), commandsWithPathArgs[args[0]], commandsWithDefaultPath[args[0]])207	if _, ok := commandsWithPathArgs[args[0]]; ok {208		if len(args) == 1 {209			// Command has no arguments, check if the command takes the current210			// working directory as a default argument.211			if commandsWithDefaultPath[args[0]] {212				Debugf("args[0]=%q; with default path", args[0])213				line = args[0] + " " + cmd.c.Path214			} else {215				Debugf("args[0]=%q; no default path", args[0])216				line = args[0]217			}218		} else {219			// Expand path arguments220			Debugf("args[0]=%q; with path args %+v", args[0], args[1:])221			line = args[0] + " " + cmd.expandArgs(args[1:])222		}223	} else {224		Debugf("args[0]=%q; no path args", args[0])225	}226	Debugf("command: %q", line)227	code, err := DefaultApp(cmd.ui, strings.Fields(line)).Run()228	if err != nil {229		cmd.ui.Error(err.Error())230	}231	if code != 0 {232		Debugf("return code %d", code)233	}234}235func (cmd *ShellCommand) runHelp(line string) {236	var (237		showShellCommands bool238		args              = []string{line, "-help"}239	)240	if args[0] == "" {241		args = args[1:]242		showShellCommands = true243	}244	_, err := DefaultApp(cmd.ui, args).Run()245	if err != nil {246		cmd.ui.Error(err.Error())247	} else if showShellCommands {248		cmd.ui.Output("Available shell commands are:")249		cmd.ui.Output("    cd          set current directory")250		cmd.ui.Output("    help        get command usage")251		cmd.ui.Output("    mode        get/set readline mode")252		cmd.ui.Output("    pwd         get current directory")253		cmd.ui.Output("    quit        terminate the shell")254	}255}256func ShellCommandFactory(ui cli.Ui) cli.CommandFactory {257	return func() (cli.Command, error) {258		cmd := &ShellCommand{259			ui: ui,260			baseCommand: baseCommand{261				ui: ui,262			},263		}264		cmd.fs = flag.NewFlagSet("shell", flag.ContinueOnError)265		cmd.fs.BoolVar(&cmd.force, "f", false, "force overwrite")266		cmd.fs.Usage = func() {267			fmt.Print(cmd.Help())268		}269		return cmd, nil270	}271}...

step_mount_extra.go

Source:step_mount_extra.go

...47			state.Put("error", err)48			ui.Error(err.Error())49			return multistep.ActionHalt50		}51		cmd := ShellCommand(mountCommand)52		cmd.Stderr = stderr53		if err := cmd.Run(); err != nil {54			err := fmt.Errorf(55				"Error mounting: %s\nStderr: %s", err, stderr.String())56			state.Put("error", err)57			ui.Error(err.Error())58			return multistep.ActionHalt59		}60		s.mounts = append(s.mounts, innerPath)61	}62	state.Put("mount_extra_cleanup", s)63	return multistep.ActionContinue64}65func (s *StepMountExtra) Cleanup(state multistep.StateBag) {66	ui := state.Get("ui").(packer.Ui)67	if err := s.CleanupFunc(state); err != nil {68		ui.Error(err.Error())69		return70	}71}72func (s *StepMountExtra) CleanupFunc(state multistep.StateBag) error {73	if s.mounts == nil {74		return nil75	}76	wrappedCommand := state.Get("wrappedCommand").(CommandWrapper)77	for len(s.mounts) > 0 {78		var path string79		lastIndex := len(s.mounts) - 180		path, s.mounts = s.mounts[lastIndex], s.mounts[:lastIndex]81		grepCommand, err := wrappedCommand(fmt.Sprintf("grep %s /proc/mounts", path))82		if err != nil {83			return fmt.Errorf("Error creating grep command: %s", err)84		}85		// Before attempting to unmount,86		// check to see if path is already unmounted87		stderr := new(bytes.Buffer)88		cmd := ShellCommand(grepCommand)89		cmd.Stderr = stderr90		if err := cmd.Run(); err != nil {91			if exitError, ok := err.(*exec.ExitError); ok {92				if status, ok := exitError.Sys().(syscall.WaitStatus); ok {93					exitStatus := status.ExitStatus()94					if exitStatus == 1 {95						// path has already been unmounted96						// just skip this path97						continue98					}99				}100			}101		}102		unmountCommand, err := wrappedCommand(fmt.Sprintf("umount %s", path))103		if err != nil {104			return fmt.Errorf("Error creating unmount command: %s", err)105		}106		stderr = new(bytes.Buffer)107		cmd = ShellCommand(unmountCommand)108		cmd.Stderr = stderr109		if err := cmd.Run(); err != nil {110			return fmt.Errorf(111				"Error unmounting device: %s\nStderr: %s", err, stderr.String())112		}113	}114	s.mounts = nil115	return nil116}...

ShellCommand

Using AI Code Generation

1import (2func main() {3	err := ui.Main(func() {4		button := ui.NewButton("Click")5		button.OnClicked(func(*ui.Button) {6			ui.MsgBoxError(mainwin, "Error", "Please enter a valid command")7		})8		entry := ui.NewEntry()9		entry.OnChanged(func(*ui.Entry) {10			fmt.Println(entry.Text())11		})12		box := ui.NewVerticalBox()13		box.Append(entry, false)14		box.Append(button, false)15		mainwin := ui.NewWindow("Shell Command", 200, 100, false)16		mainwin.SetMargined(true)17		mainwin.SetChild(box)18		mainwin.OnClosing(func(*ui.Window) bool {19			ui.Quit()20		})21		mainwin.Show()22	})23	if err != nil {24		panic(err)25	}26}27import (28func main() {29	err := ui.Main(func() {30		button := ui.NewButton("Click")31		button.OnClicked(func(*ui.Button) {32			ui.ShellCommand(mainwin, "Command", "echo Hello")33		})34		entry := ui.NewEntry()35		entry.OnChanged(func(*ui.Entry) {36			fmt.Println(entry.Text())37		})38		box := ui.NewVerticalBox()39		box.Append(entry, false)40		box.Append(button, false)41		mainwin := ui.NewWindow("Shell Command", 200, 100, false)42		mainwin.SetMargined(true)43		mainwin.SetChild(box)44		mainwin.OnClosing(func(*ui.Window) bool {45			ui.Quit()46		})47		mainwin.Show()48	})49	if err != nil {50		panic(err)51	}52}53import (54func main() {55	err := ui.Main(func() {56		button := ui.NewButton("Click")57		button.OnClicked(func(*ui.Button) {58			ui.ShellCommand(mainwin, "Command", "echo Hello")59		})60		entry := ui.NewEntry()61		entry.OnChanged(func(*ui.Entry)

ShellCommand

Using AI Code Generation

1import (2func main() {3	err := ui.Main(func() {4		cmd := ui.ShellCommand("ls")5		fmt.Println(cmd)6	})7	if err != nil {8		panic(err)9	}10}

ShellCommand

Using AI Code Generation

1import (2func main() {3	err := ui.Main(func() {4		cmd := ui.ShellCommand("ls")5		fmt.Println(cmd)6	})7	if err != nil {8		panic(err)9	}10}

ShellCommand

Using AI Code Generation

1import (2func main() {3	err := ui.Main(func() {4		err := ui.ShellCommand("C:\\Windows\\System32\\notepad.exe")5		if err != nil {6			fmt.Println(err)7		}8	})9	if err != nil {10		panic(err)11	}12}13import (14func main() {15	err := ui.Main(func() {16		if err != nil {17			fmt.Println(err)18		}19	})20	if err != nil {21		panic(err)22	}23}24import (25func main() {26	err := ui.Main(func() {27		err := ui.ShellOpen("C:\\Windows\\System32\\notepad.exe")28		if err != nil {29			fmt.Println(err)30		}31	})32	if err != nil {33		panic(err)34	}35}36import (37func main() {38	err := ui.Main(func() {39		err := ui.ShellOpen("C:\\Users\\Public\\Pictures\\Sample Pictures\\Desert.jpg")40		if err != nil {41			fmt.Println(err)42		}43	})44	if err != nil {45		panic(err)46	}47}48import (49func main() {50	err := ui.Main(func() {51		err := ui.ShellOpen("C:\\Users\\Public\\Music\\Sample Music\\Kalimba.mp3")52		if err != nil {53			fmt.Println(err)54		}55	})56	if err != nil {57		panic(err)58	}59}60import (61func main() {62	err := ui.Main(func() {

ShellCommand

Using AI Code Generation

1import (2func main() {3	err := ui.Main(func() {4		cmd := ui.ShellCommand("ls")5		out, err := cmd.Output()6		if err != nil {7			fmt.Println(err)8		}9		fmt.Println(string(out))10	})11	if err != nil {12		panic(err)13	}14}15import (16func main() {17	err := ui.Main(func() {18		cmd := ui.ShellCommand("ls")19		err := cmd.Run()20		if err != nil {21			fmt.Println(err)22		}23	})24	if err != nil {25		panic(err)26	}27}28import (29func main() {30	err := ui.Main(func() {31		cmd := ui.ShellCommand("ls")32		err := cmd.Start()33		if err != nil {34			fmt.Println(err)35		}36	})37	if err != nil {38		panic(err)39	}40}41import (42func main() {43	err := ui.Main(func() {44		cmd := ui.ShellCommand("ls")45		err := cmd.Wait()46		if err != nil {47			fmt.Println(err)48		}49	})50	if err != nil {51		panic(err)52	}53}54import (55func main() {56	err := ui.Main(func() {57		cmd := ui.ShellCommand("ls")58		err := cmd.Signal(0)59		if err != nil {60			fmt.Println(err)61		}62	})63	if err != nil {64		panic(err)65	}66}67import (68func main() {69	err := ui.Main(func() {70		cmd := ui.ShellCommand("ls")

ShellCommand

Using AI Code Generation

1import (2func main() {3	err := ui.Main(func() {4		w := ui.NewWindow("ShellCommand", 200, 100, false)5		w.OnClosing(func(*ui.Window) bool {6			ui.Quit()7		})8		b := ui.NewButton("Run")9		b.OnClicked(func(*ui.Button) {10			ui.ShellCommand("notepad.exe")11		})12		w.SetChild(b)13		w.Show()14	})15	if err != nil {16		fmt.Printf("error %v\n", err)17	}18}19import (20func main() {21	err := ui.Main(func() {22		w := ui.NewWindow("OpenFile", 200, 100, false)23		w.OnClosing(func(*ui.Window) bool {24			ui.Quit()25		})26		b := ui.NewButton("Open")27		b.OnClicked(func(*ui.Button) {28			ui.OpenFile("C:\\Users\\Public\\Pictures\\Sample Pictures\\Desert.jpg")29		})30		w.SetChild(b)31		w.Show()32	})33	if err != nil {34		fmt.Printf("error %v\n", err)35	}36}37import (38func main() {39	err := ui.Main(func() {

ShellCommand

Using AI Code Generation

1import (2func main() {3	gtk.Init(nil)4	builder, err := gtk.BuilderNew()5	if err != nil {6		fmt.Println("error while creating builder")7	}8	builder.AddFromFile("2.glade")9	window := builder.GetObject("window").(*gtk.Window)10	window.SetTitle("Shell Command")11	window.SetPosition(gtk.WIN_POS_CENTER)12	window.SetDefaultSize(400, 400)13	entry := builder.GetObject("entry").(*gtk.Entry)14	output := builder.GetObject("output").(*gtk.TextView)15	outputBuffer, err := output.GetBuffer()16	button := builder.GetObject("button").(*gtk.Button)17	label := builder.GetObject("label").(*gtk.Label)18	scrollWindow := builder.GetObject("scrollWindow").(*gtk.ScrolledWindow)19	box := builder.GetObject("box").(*gtk.Box)20	grid := builder.GetObject("grid").(*gtk.Grid)21	container := builder.GetObject("container").(*gtk.Container)22	window1 := builder.GetObject("window1").(*gtk.Window)23	errorLabel := builder.GetObject("errorLabel").(*gtk.Label)24	errorGrid := builder.GetObject("errorGrid").(*gtk.Grid)25	errorWindow := builder.GetObject("errorWindow").(*gtk.Window)

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