+++ /dev/null
-#!/usr/bin/python3
-import os
-import readline
-import shlex
-import sys
-import subprocess
-import socket
-
-tuerSock = "/run/tuer.sock"
-
-# use a histfile
-histfile = os.path.join(os.path.expanduser("~"), ".tyshellhist")
-try:
- readline.read_history_file(histfile)
-except IOError:
- pass
-import atexit
-atexit.register(readline.write_history_file, histfile)
-atexit.register(print, "Bye")
-
-# available commands
-def helpcmd(c):
- print("Available commands: %s" % ", ".join(sorted(commands.keys())))
-
-def extcmd(cmd):
- def run(c):
- ret = subprocess.call(cmd)
- if ret != 0:
- print("Command returned non-zero exit statis %d" % ret)
- return run
-
-def sendcmd(addr, cmd):
- def run(c):
- print("Running %s..." % (cmd))
- s = socket.socket(socket.AF_UNIX, socket.SOCK_STREAM)
- s.connect(addr)
- s.send(cmd.encode())
- data = s.recv(4)
- s.close()
- print("...done")
- if data != b'1':
- print("Received unexpected answer %s" % str(data))
- return run
-
-def exitcmd(c):
- sys.exit(0)
-
-commands = {
- 'exit': exitcmd,
- 'help': helpcmd,
- 'open': sendcmd(tuerSock, 'open'),
- 'close': sendcmd(tuerSock, 'close'),
- 'buzz': sendcmd(tuerSock, 'buzz'),
-}
-
-# input loop
-print("Welcome to tyshell. Use help to see what you can do.")
-while True:
- try:
- command = input("$ ")
- except EOFError:
- print()
- break
- command = shlex.split(command)
- if not len(command): continue
- # find suiting commands
- if command[0] in commands: # needed in case a complete command is a prefix of another one
- cmdoptions = [command[0]]
- else:
- cmdoptions = list(filter(lambda x: command[0] == x[:len(command[0])],commands.keys()))
- if len(cmdoptions) == 0: # no commands fit prefix
- print("Command %s not found. Use help." % command[0])
- elif len(cmdoptions) == 1: # exactly one command fits (prefix)
- try:
- commands[cmdoptions[0]](command)
- except Exception as e:
- print("Error while executing %s: %s" % (command[0], str(e)))
- else: # multiple commands fit the prefix
- print("\t", " ".join(cmdoptions))
- # TODO: put current "command[0]" into the shell for the next command, but such that it is deletable with backspace
-