diff options
Diffstat (limited to 'IRC')
| -rw-r--r-- | IRC/README.md | 49 | ||||
| -rw-r--r-- | IRC/getconf.py | 33 | ||||
| -rwxr-xr-x | IRC/index | 6 | ||||
| -rw-r--r-- | IRC/ircasy.py | 205 | ||||
| -rwxr-xr-x | IRC/reaktor.py | 125 | ||||
| -rw-r--r-- | IRC/translate_colors.py | 31 |
6 files changed, 0 insertions, 449 deletions
diff --git a/IRC/README.md b/IRC/README.md deleted file mode 100644 index 63a0ebd..0000000 --- a/IRC/README.md +++ /dev/null @@ -1,49 +0,0 @@ -# //Reaktor/IRC - -This component implements a remote shell daemon that exposes the -executable files (which may be symlinks) below -`//Reaktor/public_commands/` through IRC. - -## Security - -Access to the IRC server implies full access to all the exposed executable -files. The daemon is executing the commands without dropping privileges. - -## Quickstart - - #? /bin/sh - set -euf - - export nick="$LOGNAME|$HOSTNAME" - export host=irc.freenode.org - export target='#tincspasm' - - exec Reaktor/IRC/index - -## Environment variables - -The following environment variables are processed by `//Reaktor/IRC`: - -### nick - -Use a specific nickname. - -Optional if the node running `//Reaktor/IRC` is part of Retiolum, in -which case it defaults to `Name` in `/etc/tinc/retiolum/tinc.conf`. - -### host and port - -Connect to a specific IRC server. - -Optional if the node running `//Reaktor/IRC` is part of Retiolum, in -which case it defaults to `supernode` and `6667` (well, it always -defaults to these two, but they only make science in Retiolum^_^). - -### target - -Join a specific channel. - -As always, this does the right thing for properly configured hosts: it -uses the default `#retiolum`, which is the only really relevant -channel.^_^ - diff --git a/IRC/getconf.py b/IRC/getconf.py deleted file mode 100644 index 168c908..0000000 --- a/IRC/getconf.py +++ /dev/null @@ -1,33 +0,0 @@ -#getconf = make_getconf("dateiname.json") -#getconf(key) -> value -#oder error - -import imp -import os - - -def make_getconf(filename): - - - def getconf(prop, default_value=None): - prop_split = prop.split('.') - string = '' - config = load_config(filename) - #imp.reload(config) - tmp = config.__dict__ - for pr in prop_split: - if pr in tmp: - tmp = tmp[pr] - else: - return default_value - return tmp - - return getconf - - -def load_config(filename): - dirname = os.path.dirname(filename) - modname, ext = os.path.splitext(os.path.basename(filename)) - file, pathname, description = imp.find_module(modname, [ dirname ]) - return imp.load_module(modname, file, pathname, description) - diff --git a/IRC/index b/IRC/index deleted file mode 100755 index af557a8..0000000 --- a/IRC/index +++ /dev/null @@ -1,6 +0,0 @@ -#! /bin/sh -set -xeuf - -# cd //Reaktor -cd $(dirname $(readlink -f $0))/.. -exec IRC/reaktor.py "$@" diff --git a/IRC/ircasy.py b/IRC/ircasy.py deleted file mode 100644 index 38f202f..0000000 --- a/IRC/ircasy.py +++ /dev/null @@ -1,205 +0,0 @@ -#! /usr/bin/env python -# -# //Reaktor/IRC/asybot.py -# -from asynchat import async_chat as asychat -from asyncore import loop -from socket import AF_INET, SOCK_STREAM,gethostname -from signal import SIGALRM, signal, alarm -from datetime import datetime as date, timedelta -from time import sleep -from sys import exit -from re import split, search, match -from textwrap import TextWrapper - -import logging,logging.handlers - -# s/\x1B\[([0-9]{1,2}(;[0-9]{1,2})?)?[m|K]//g -- removes color codes - - -class asybot(asychat): - def __init__(self, server, port, nickname, channels, realname=False, username=False, hostname=False, hammer_interval=10, alarm_timeout=300, kill_timeout=360, loglevel=logging.ERROR): - asychat.__init__(self) - #logger magic - self.log = logging.getLogger('asybot_' + nickname) - #hdlr = logging.handlers.SysLogHandler(facility=logging.handlers.SysLogHandler.LOG_DAEMON) - #formatter = logging.Formatter( '%(filename)s: %(levelname)s: %(message)s') - #hdlr.setFormatter(formatter) - #self.log.addHandler(hdlr) - logging.basicConfig(level = loglevel) - - self.nickname = nickname - - if realname: - self.realname = realname - else: - self.realname = nickname - - if username: - self.username = username - else: - self.username = nickname - - if hostname: - self.hostname = hostname - else: - self.hostname = nickname - - self.retry = True - self.server = server - self.port = port - self.channels = channels - self.data = '' - self.myterminator = '\r\n' - self.set_terminator(self.myterminator.encode()) - self.create_socket(AF_INET, SOCK_STREAM) - self.connect((self.server, self.port)) - self.wrapper = TextWrapper(subsequent_indent=" ",width=400) - - self.log.info('=> irc://%s@%s:%s/%s' % (self.nickname, self.server, self.port, self.channels)) - - # When we don't receive data for alarm_timeout seconds then issue a - # PING every hammer_interval seconds until kill_timeout seconds have - # passed without a message. Any incoming message will reset alarm. - self.alarm_timeout = alarm_timeout - self.hammer_interval = hammer_interval - self.kill_timeout = kill_timeout - try: - signal(SIGALRM, lambda signum, frame: self.alarm_handler()) - except Exception as e: - print('asybot: ' + str(e)) - self.reset_alarm() - - def reset_alarm(self): - self.last_activity = date.now() - alarm(self.alarm_timeout) - - def alarm_handler(self): - delta = date.now() - self.last_activity - if delta > timedelta(seconds=self.kill_timeout): - self.log.error('No data for %s. Giving up...' % delta) - self.handle_disconnect() - else: - self.log.error('No data for %s. PINGing server...' % delta) - self.push('PING :%s' % self.nickname) - alarm(self.hammer_interval) - - def collect_incoming_data(self, data): - try: - self.data += data.decode() - except Exception as e: - print('error decoding message: ' + str(e)); - print('current data: %s' % self.data); - print('received data: %s' % data); - print('trying to decode as latin1') - self.data += data.decode('latin1') - - def found_terminator(self): - self.log.debug('<< %s' % self.data) - - message = self.data - self.data = '' - try: - _, prefix, command, params, rest, _ = \ - split('^(?::(\S+)\s)?(\S+)((?:\s[^:]\S*)*)(?:\s:(.*))?$', message) - except Exception as e: - print("cannot split message :(\nmsg: %s"%message) - return - params = params.split(' ')[1:] - - if command == 'PING': - self.push('PONG :%s' % rest) - self.log.debug("Replying to servers PING with PONG :%s" %rest) - self.on_ping(prefix, command, params, rest) - - elif command == 'PRIVMSG': - self.on_privmsg(prefix, command, params, rest) - - elif command == 'INVITE': - self.on_invite(prefix, command, params, rest) - - elif command == 'KICK': - self.on_kick(prefix, command, params, rest) - - elif command == 'JOIN': - self.on_join(prefix, command, params, rest) - - elif command == '433': - # ERR_NICKNAMEINUSE, retry with another name - self.on_nickinuse(prefix, command, params, rest) - - elif command == '376': - self.on_welcome(prefix, command, params, rest) - - self.reset_alarm() - - def push(self, message): - try: - self.log.debug('>> %s' % message) - msg = (message + self.myterminator).encode() - self.log.debug('>> %s' % msg) - asychat.push(self, msg) - except: - pass - - def disconnect(self): - self.push('QUIT') - self.close() - - def reconnect(self): - if self.connected: - self.push('QUIT') - self.close() - self.create_socket(AF_INET, SOCK_STREAM) - self.connect((self.server, self.port)) - - 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)) - - def handle_disconnect(self): - if self.retry: - self.reconnect() - else: - self.log.error('No retry set, giving up') - - def PRIVMSG(self, target, text): - for line in self.wrapper.wrap(text): - msg = 'PRIVMSG %s :%s' % (','.join(target), line) - self.log.info(msg) - self.push(msg) - sleep(1) - - def ME(self, target, text): - self.PRIVMSG(target, ('ACTION ' + text + '')) - - def on_welcome(self, prefix, command, params, rest): - self.push('JOIN %s' % ','.join(self.channels)) - - def on_kick(self, prefix, command, params, rest): - self.log.debug(params) - if params[-1] == self.nickname: - for chan in params[:-1]: - self.channels.remove(chan) - - def on_join(self, prefix, command, params, rest): - pass - - def on_ping(self, prefix, command, params, rest): - pass - - def on_privmsg(self, prefix, command, params, rest): - pass - - def on_invite(self, prefix, command, params, rest): - pass - - def on_nickinuse(self, prefix, command, params, rest): - regex = search('(\d+)$', self.nickname) - if regex: - theint = int(regex.group(0)) - self.nickname = self.nickname.strip(str(theint)) + str(theint + 1) - else: - self.nickname = self.nickname + '0' - self.handle_connect() diff --git a/IRC/reaktor.py b/IRC/reaktor.py deleted file mode 100755 index 124fa01..0000000 --- a/IRC/reaktor.py +++ /dev/null @@ -1,125 +0,0 @@ -#!/usr/bin/env python3 -import os -from ircasy import asybot -from asyncore import loop -from translate_colors import translate_colors -import shlex -from re import split, search, match - -default_config = './config.py' -from getconf import make_getconf -getconf = None - -import logging,logging.handlers -log = logging.getLogger('asybot') -#hdlr = logging.handlers.SysLogHandler(address='/dev/log', facility=logging.handlers.SysLogHandler.LOG_DAEMON) -#formatter = logging.Formatter( '%(filename)s: %(levelname)s: %(message)s') -#hdlr.setFormatter(formatter) -#log.addHandler(hdlr) - - - -class Reaktor(asybot): - def __init__(self,config=default_config): - self.config = config - log.info("using config file %s"%(config)) - asybot.__init__(self, getconf('irc_server'), getconf('irc_port'), getconf('irc_nickname'), getconf('irc_channels'), hammer_interval=getconf('irc_hammer_interval'), alarm_timeout=getconf('irc_alarm_timeout'), kill_timeout=getconf('irc_kill_timeout')) - - def is_admin(self,prefix): - try: - with open(getconf('auth_file')) as f: - for line in f: - if line.strip() == prefix: - return True - except Exception as e: - log.info(e) - return False - - def on_join(self, prefix, command, params, rest): - for command in getconf('on_join', []): - self.execute_command(command, None, prefix, params) - - def on_ping(self, prefix, command, params, rest): - for command in getconf('on_ping', []): - prefix = '!' # => env = { _prefix: '!', _from: '' } - params = command.get('targets') # TODO why don't we get a list here and use ','.join() ? - self.execute_command(command, None, prefix, params) - - def on_privmsg(self, prefix, command, params, rest): - for command in getconf('commands'): - y = match(command['pattern'], rest) - if y: - if not self.is_admin(prefix): - self.PRIVMSG(params,'unauthorized!') - else: - return self.execute_command(command, y, prefix, params) - - for command in getconf('public_commands'): - y = match(command['pattern'], rest) - if y: - return self.execute_command(command, y, prefix, params) - - - def execute_command(self, command, match, prefix, target): - from os.path import realpath, dirname, join - from subprocess import Popen as popen, PIPE - from time import time - - #TODO: allow only commands below ./commands/ - exe = join(dirname(realpath(dirname(__file__))), command['argv'][0]) - myargv = [exe] + command['argv'][1:] - try: - if match and match.groupdict().get('args', None): - myargv += shlex.split(match.groupdict()['args']) - except: - log.info("cannot parse args!") - - cwd = getconf('workdir') - if not os.access(cwd,os.W_OK): - log.error("Workdir '%s' is not Writable! Falling back to root dir"%cwd) - cwd = "/" - - env = command.get('env', {}) - env['_prefix'] = prefix - env['_from'] = prefix.split('!', 1)[0] - - env.update(os.environ) - log.debug('self:' +self.nickname) - # when receiving /query, answer to the user, not to self - if self.nickname in target: - target.remove(self.nickname) - target.append(env['_from']) - log.debug('target:' +str(target)) - - start = time() - try: - log.debug("Running : %s"%str(myargv)) - log.debug("Environ : %s"%(str(env))) - p = popen(myargv, bufsize=1, stdout=PIPE, stderr=PIPE, env=env, cwd=cwd) - except Exception as error: - self.ME(target, 'brain damaged') - log.error('OSError@%s: %s' % (myargv, error)) - return - pid = p.pid - for line in iter(p.stdout.readline, ''.encode()): - try: - self.PRIVMSG(target, translate_colors(line.decode())) - except Exception as error: - log.error('no send: %s' % error) - log.debug('%s stdout: %s' % (pid, line)) - p.wait() - elapsed = time() - start - code = p.returncode - log.info('command: %s -> %s in %d seconds' % (myargv, code, elapsed)) - [log.debug('%s stderr: %s' % (pid, x)) for x in p.stderr.readlines()] - - if code != 0: - self.ME(target, 'mimimi') - -if __name__ == "__main__": - import sys - conf = sys.argv[1] if len(sys.argv) == 2 else default_config - getconf = make_getconf(conf) - logging.basicConfig(level = logging.DEBUG if getconf('debug') else logging.INFO) - Reaktor(conf) - loop() diff --git a/IRC/translate_colors.py b/IRC/translate_colors.py deleted file mode 100644 index bd71661..0000000 --- a/IRC/translate_colors.py +++ /dev/null @@ -1,31 +0,0 @@ - - -COLOR_MAP = { - "\x1b[0m" : "\x0F", # reset - "\x1b[37m" : "\x0300", - "\x1b[30m" : "\x0301", - "\x1b[34m" : "\x0302", - "\x1b[32m" : "\x0303", - "\x1b[31m" : "\x0304", - "\x1b[33m" : "\x0305", - "\x1b[35m" : "\x0306", - "\x1b[33m" : "\x0307", - "\x1b[33m" : "\x0308", - "\x1b[32m" : "\x0309", - "\x1b[36m" : "\x0310", - "\x1b[36m" : "\x0311", - "\x1b[34m" : "\x0312", - "\x1b[31m" : "\x0313", - "\x1b[30m" : "\x0314", - "\x1b[37m" : "\x0315", - "\x1b[1m" : "\x02", # bold on - "\x1b[22m" : "\x02" # bold off - } -def translate_colors (line): - for color,replace in COLOR_MAP.items(): - line = line.replace(color,replace) - return line - -if __name__ == "__main__": - import sys - print (translate_colors(sys.stdin.read())) |