func sendTTYToCommand(commandUsock *unixsocket.Usock, clientFile *os.File, err error) error {
if err != nil {
return err
}
return commandUsock.WriteFD(int(clientFile.Fd()))
}
func sendCommandLineArguments(usock *unixsocket.Usock, args []string) error {
master, slave, err := unixsocket.Socketpair(syscall.SOCK_STREAM)
if err != nil {
return err
}
usock.WriteFD(int(slave.Fd()))
if err != nil {
return err
}
slave.Close()
go func() {
defer master.Close()
argAsBytes := []byte{}
for _, arg := range args[1:] {
argAsBytes = append(argAsBytes, []byte(arg)...)
argAsBytes = append(argAsBytes, byte(0))
}
_, err = master.Write(argAsBytes)
if err != nil {
slog.ErrorString("Could not send arguments across: " +
err.Error() + "\r")
return
}
}()
return nil
}
func sendClientPidAndArgumentsToCommand(commandUsock *unixsocket.Usock, clientPid int, argCount int, argFD int, err error) error {
if err != nil {
return err
}
msg := messages.CreatePidAndArgumentsMessage(clientPid, argCount)
_, err = commandUsock.WriteMessage(msg)
if err != nil {
return err
}
return commandUsock.WriteFD(argFD)
}