mirror of
https://github.com/1Panel-dev/1Panel.git
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94 lines
1.6 KiB
Go
94 lines
1.6 KiB
Go
package terminal
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import (
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"os"
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"os/exec"
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"syscall"
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"time"
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"unsafe"
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"github.com/1Panel-dev/1Panel/backend/global"
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"github.com/creack/pty"
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"github.com/pkg/errors"
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)
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const (
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DefaultCloseSignal = syscall.SIGINT
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DefaultCloseTimeout = 10 * time.Second
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)
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type LocalCommand struct {
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closeSignal syscall.Signal
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closeTimeout time.Duration
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cmd *exec.Cmd
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pty *os.File
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}
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func NewCommand(commands []string) (*LocalCommand, error) {
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cmd := exec.Command("docker", commands...)
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pty, err := pty.Start(cmd)
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if err != nil {
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return nil, errors.Wrapf(err, "failed to start command")
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}
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lcmd := &LocalCommand{
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closeSignal: DefaultCloseSignal,
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closeTimeout: DefaultCloseTimeout,
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cmd: cmd,
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pty: pty,
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}
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return lcmd, nil
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}
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func (lcmd *LocalCommand) Read(p []byte) (n int, err error) {
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return lcmd.pty.Read(p)
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}
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func (lcmd *LocalCommand) Write(p []byte) (n int, err error) {
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return lcmd.pty.Write(p)
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}
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func (lcmd *LocalCommand) Close() error {
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if lcmd.cmd != nil && lcmd.cmd.Process != nil {
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_ = lcmd.cmd.Process.Kill()
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}
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_ = lcmd.pty.Close()
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return nil
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}
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func (lcmd *LocalCommand) ResizeTerminal(width int, height int) error {
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window := struct {
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row uint16
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col uint16
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x uint16
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y uint16
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}{
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uint16(height),
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uint16(width),
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0,
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0,
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}
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_, _, errno := syscall.Syscall(
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syscall.SYS_IOCTL,
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lcmd.pty.Fd(),
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syscall.TIOCSWINSZ,
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uintptr(unsafe.Pointer(&window)),
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)
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if errno != 0 {
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return errno
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} else {
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return nil
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}
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}
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func (lcmd *LocalCommand) Wait(quitChan chan bool) {
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if err := lcmd.cmd.Wait(); err != nil {
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global.LOG.Errorf("ssh session wait failed, err: %v", err)
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setQuit(quitChan)
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}
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}
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