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#! /usr/bin/env python
#
# //Reaktor/IRC/asybot.py
#
from __future__ import print_function
def is_executable(x):
import os
return os.path.exists(x) and os.access(x, os.X_OK)
from asynchat import async_chat as asychat
from asyncore import loop
from socket import AF_INET, SOCK_STREAM
from signal import SIGALRM, signal, alarm
from datetime import datetime as date, timedelta
from sys import exit
from re import split, search
class asybot(asychat):
def __init__(self, server, port, nickname, targets, **kwargs):
asychat.__init__(self)
self.server = server
self.port = port
self.nickname = nickname
self.targets = targets
self.username = kwargs['username'] if 'username' in kwargs else nickname
self.hostname = kwargs['hostname'] if 'hostname' in kwargs else nickname
self.ircname = kwargs['ircname'] if 'ircname' in kwargs else nickname
self.realname = kwargs['realname'] if 'realname' in kwargs else nickname
self.data = ''
self.set_terminator('\r\n')
self.create_socket(AF_INET, SOCK_STREAM)
self.connect((self.server, self.port))
self.alarm_timeout = 300
self.kill_timeout = 360
self.last_activity = date.now()
signal(SIGALRM, lambda signum, frame: self.alarm_handler())
alarm(self.alarm_timeout)
loop()
def alarm_handler(self):
delta = date.now() - self.last_activity
if delta > timedelta(seconds=self.kill_timeout):
print('kill alarm %s' % delta)
exit()
else:
print('alarm %s' % delta)
self.push('PING :asybot')
alarm(self.alarm_timeout)
def collect_incoming_data(self, data):
self.data += data
def found_terminator(self):
print('< %s' % self.data)
self.last_activity = date.now()
message = self.data
self.data = ''
_, prefix, command, params, rest, _ = \
split('^(?::(\S+)\s)?(\S+)((?:\s[^:]\S*)*)(?:\s:(.*))?$', message)
params = params.split(' ')[1:]
#print([prefix, command, params, rest])
if command == 'PING':
self.push('PONG :%s' % rest)
elif command == 'PRIVMSG':
self.on_privmsg(prefix, command, params, rest)
elif command == '433':
# ERR_NICKNAMEINUSE, retry with another name
_, nickname, int, _ = split('^.*[^0-9]([0-9]+)$', self.nickname) \
if search('[0-9]$', self.nickname) \
else ['', self.nickname, 0, '']
self.nickname = nickname + str(int + 1)
self.handle_connect()
# reset alarm
alarm(self.alarm_timeout)
def push(self, message):
print('> %s' % message)
asychat.push(self, message + self.get_terminator())
def handle_connect(self):
self.push('NICK %s' % self.nickname)
self.push('USER %s %s %s :%s' %
(self.username, self.hostname, self.server, self.realname))
self.push('JOIN %s' % ','.join(self.targets))
def on_privmsg(self, prefix, command, params, rest):
def PRIVMSG(text):
self.push('PRIVMSG %s :%s' % (','.join(params), text))
def ME(text):
PRIVMSG('ACTION ' + text + '')
_from = prefix.split('!', 1)[0]
try:
_, _handle, _command, _argument, _ = split(
'^(\w+|\*):\s*(\w+)(?:\s+(.*))?$', rest)
except ValueError, error:
if search(self.nickname, rest):
PRIVMSG('I\'m so famous')
return # ignore
if _handle == self.nickname or _handle == '*':
from os.path import realpath, dirname, join
from subprocess import Popen as popen, PIPE
Reaktor_dir = dirname(realpath(dirname(__file__)))
public_commands = join(Reaktor_dir, 'public_commands')
command = join(public_commands, _command)
if is_executable(command):
env = {}
if _argument != None:
env['argument'] = _argument
try:
p = popen([command], stdin=PIPE, stdout=PIPE, stderr=PIPE, env=env)
except OSError, error:
ME('is made of stupid')
print('OSError@%s: %s' % (command, error))
return
stdout, stderr = [ x[:len(x)-1] for x in
[ x.split('\n') for x in p.communicate()]]
code = p.returncode
pid = p.pid
print('command: %s -> %s' % (command, code))
[print('%s stdout: %s' % (pid, x)) for x in stdout]
[print('%s stderr: %s' % (pid, x)) for x in stderr]
if code == 0:
[PRIVMSG(x) for x in stdout]
[PRIVMSG(x) for x in stderr]
else:
ME('mimimi')
else:
if _handle != '*':
PRIVMSG(_from + ': you are made of stupid')
# retrieve the value of a [singleton] variable from a tinc.conf(5)-like file
def getconf1(x, path):
from re import findall
pattern = '(?:^|\n)\s*' + x + '\s*=\s*(.*\w)\s*(?:\n|$)'
y = findall(pattern, open(path, 'r').read())
if len(y) < 1:
raise AttributeError("len(getconf1('%s', '%s') < 1)" % (x, path))
if len(y) > 1:
y = ' '.join(y)
raise AttributeError("len(getconf1('%s', '%s') > 1)\n ====> %s"
% (x, path, y))
return y[0]
if __name__ == "__main__":
from os import environ as env
name = getconf1('Name', '/etc/tinc/retiolum/tinc.conf')
hostname = '%s.retiolum' % name
nick = str(env.get('nick', name))
host = str(env.get('host', 'supernode'))
port = int(env.get('port', 6667))
target = str(env.get('target', '#retiolum'))
print('====> irc://%s@%s:%s/%s' % (nick, host, port, target))
from getpass import getuser
asybot(host, port, nick, [target], username=getuser(),
ircname='//Reaktor running at %s' % hostname,
hostname=hostname)
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