cleanups, commenting, moar code and other nice things.. (i'll start writing better commitmessages soon, i promise!)
This commit is contained in:
parent
91c86c1d92
commit
df1ca3ad2d
1 changed files with 222 additions and 100 deletions
322
main.py
322
main.py
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@ -27,6 +27,7 @@
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import sys, string, socket, re, signal
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from random import choice
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from time import sleep
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from select import poll, POLLIN, POLLPRI, POLLOUT,\
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POLLERR, POLLHUP, POLLNVAL
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@ -39,30 +40,25 @@ class log():
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DEBUG, INFO, WARNING, ERROR, FATAL, SILENT =\
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0, 1, 2, 3, 4, 5
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levels = {
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0: "[DEBUG] ", 1: "[INFO] ", 2: "[WARNING] ",
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3: "[ERROR] ", 4: "[FATAL] ", 5: "[SILENT] "
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}
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def show(level, msg):
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if level in range(log.DEBUG, log.SILENT):
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if LOGLEVEL <= level: print(msg)
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if LOGLEVEL <= level: print("".join((log.levels[level], msg)))
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else:
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raise ValueError("That's not a loglevel!")
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class pircbot():
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def encode(self, textstring):
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for codec in self.encodings:
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try: return textstring.encode(codec)
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except UnicodeDecodeError: continue
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return textstring.encode(self.encodings[0], 'ignore')
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def decode(self, textstring):
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for codec in self.encodings:
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try: return textstring.decode(codec)
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except UnicodeDecodeError: continue
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return textstring.decode(self.encodings[0], 'ignore')
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def __init__(self, nicknames, server, port=6667, ident="pircbot",
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realname="pircbot", encodings=("utf-8", "latin-1"),
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command_prefix=".", admins="", serverpasswd="", parser_wait_time=0.1):
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def __init__(self, nicknames, server, port=6667,
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ident="pircbot", realname="pircbot", serverpasswd="",
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encodings=("utf-8", "latin-1"), admins="",
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query_type="", command_prefix=".",
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parser_wait_time=0.1):
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self.server = server
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self.port = port
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self.serverpasswd = serverpasswd
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@ -74,39 +70,89 @@ class pircbot():
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self.admins = admins
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self.cmdprefix = command_prefix
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self.query_type = query_type.upper()
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self.parser_wait_time=parser_wait_time
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self.user = {}
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self.socket = None
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self.recvloop = None
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self.recvbuffer = bytearray(1024)
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self.ready = False
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self.recvloop = None
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self.parseloop = None
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self.die_event = Event()
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self.ready = False
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self.mode_reply_to = None
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def recv_loop(self):
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def connect(self):
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# connect
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self.socket = socket.socket()
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log.show(log.DEBUG, "--- SOCKET OPENING ---")
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try:
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self.socket.connect((self.server, self.port))
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except socket.error as e:
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log.show(log.FATAL, "Fehler: %s" % e)
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return
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# start getting data
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self.recvloop = Thread(target=self.recv, name="recvloop")
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self.recvloop.start()
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# optionally send a server password
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if self.serverpasswd != "": self.send("PASS %s" % self.serverpasswd)
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# get a nick
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self.send("NICK %s" % self.nicknames.pop(0))
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# set user data
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self.send("USER %s 0 * :%s" % (self.ident, self.realname))
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# implements irc command QUIT and (more or less) clean exiting
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def disconnect(self, reason="", send_quit=True):
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if send_quit:
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try:
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self.send("QUIT :%s" % reason)
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sleep(1)
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except: pass
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self.die_event.set()
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ctr = 0
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while self.recvloop.is_alive() and self.parseloop.is_alive() and ctr < 15:
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ctr += 1
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sleep(1)
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log.show(log.DEBUG, "--- SOCKET CLOSING ---")
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try:
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self.socket.shutdown(socket.SHUT_RDWR)
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self.socket.close()
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except: pass
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### threaded functions ###
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# loop for recieving data from irc
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def recv(self):
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"""
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Loop for reciving data
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"""
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parser = Thread(target=self.parse_loop, name="parser")
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log.show(log.DEBUG, "--- RECVLOOP STARTING ---")
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self.parseloop = Thread(target=self.parser, name="parser")
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p = poll()
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p.register(self.socket.fileno(), POLLIN)
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while not self.die_event.is_set():
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ap = p.poll(1000)
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if (self.socket.fileno(), POLLIN) in ap:
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self.recvbuffer.extend(self.socket.recv(1024))
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if not parser.is_alive():
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parser = Thread(target=self.parse_loop, name="parser")
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parser.start()
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print("--- RECVLOOP EXITING ---")
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if not self.parseloop.is_alive():
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self.parseloop = Thread(target=self.parser, name="parser")
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self.parseloop.start()
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log.show(log.DEBUG, "--- RECVLOOP EXITING ---")
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def parse_loop(self):
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# loop for parsing incoming data
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def parser(self):
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"""
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Loop for parsing incoming data
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"""
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log.show(log.DEBUG, "--- PARSELOOP STARTING ---")
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while not self.die_event.is_set():# and self.recvbuffer.endswith(b"\r\n"):# != b"":
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if self.recvbuffer.endswith(b"\r\n"):
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# get and decode line from buffer
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@ -122,6 +168,7 @@ class pircbot():
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prefix = head.pop(0)[1:]
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if "@" in prefix:
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origin["nick"], origin["ident"], origin["host"] = re.match(r"(\S+)!(\S+)@(\S+)", prefix).groups()
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origin["mask"] = prefix
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else:
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origin["server"] = prefix
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else:
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@ -130,20 +177,32 @@ class pircbot():
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command = head.pop(0)
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# parse params
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params = head
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params.append(larg)
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params.append(larg.strip())
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print(params)
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log.show(log.DEBUG, " > %s" % rawline)
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# PING
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if command == "PING":
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self.send("PONG %s" % params[0])
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# PRIVMSG
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elif command == "PRIVMSG":
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# PRIVMSG and NOTICE
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elif command == "PRIVMSG" or command == "NOTICE":
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if params[1].startswith(self.cmdprefix):
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args = params[1].lstrip(self.cmdprefix).split(" ")
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sndline = self.on_command(prefix, origin, params[0], args[0], args[1:])
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args = []
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for v in params[1].lstrip(self.cmdprefix).split(" "):
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if v!="": args.append(v)
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sndline = self.on_command(command, prefix, origin, params[0], args[0].lower(), args[1:])
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if sndline != None:
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self.send(sndline)
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# 221 (RPL_UMODEIS)
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elif command == "221" and self.mode_reply_to is not None:
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self.send("PRIVMSG %s :Modes are %s" % (self.mode_reply_to, params[1]))
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# INVITE
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elif command == "INVITE":
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if self.is_admin(origin["mask"]):
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self.join(params[1])
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else:
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self.send("NOTICE %s :You can not force me to do that!" % origin["nick"])
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# 001 (RPL_WELCOME)
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elif command == "001":
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self.user["mask"] = re.search(r" (\S+!\S+@\S+)$", rawline.split(" :", 1)[1]).groups()[0]
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@ -155,69 +214,110 @@ class pircbot():
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# KILL
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elif command == "KILL":
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log.show(log.WARNING, "Got killed by %s: %s" % (params[0], params[1:]))
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self.quit(send=False)
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self.disconnect(send_quit=False)
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else:
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sleep(self.parser_wait_time)
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print("--- PARSELOOP EXITING ---")
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log.show(log.DEBUG, "--- PARSELOOP EXITING ---")
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def send(self, data):
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log.show(log.DEBUG, "< %s" % data)
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try: self.socket.send(self.encode("".join((data, "\r\n"))))
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except BrokenPipeError as e:
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log.show(log.FATAL, e)
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self.quit(send=False)
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def connect(self):
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# connect
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self.socket = socket.socket()
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try:
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self.socket.connect((self.server, self.port))
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except socket.error as e:
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log.show(log.FATAL, "Fehler: %s" % e)
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return
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# start getting data
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self.recvloop = Thread(target=self.recv_loop, name="recvloop")
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self.recvloop.start()
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# optionally send a server password
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if self.serverpasswd != "": self.send("PASS %s" % self.serverpasswd)
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# get a nick
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self.send("NICK %s" % self.nicknames.pop(0))
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# set user data
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self.send("USER %s 0 * :%s" % (self.ident, self.realname))
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### helper functions ###
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# encodes data for irc
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def encode(self, textstring):
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for codec in self.encodings:
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try: return textstring.encode(codec)
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except UnicodeDecodeError: continue
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return textstring.encode(self.encodings[0], 'ignore')
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# decodes data from irc
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def decode(self, textstring):
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for codec in self.encodings:
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try: return textstring.decode(codec)
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except UnicodeDecodeError: continue
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return textstring.decode(self.encodings[0], 'ignore')
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# checks if a given user is listed in admins
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def is_admin(self, user):
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for admin in self.admins:
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if re.search(admin, user) != None:
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return True
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return False
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def quit(self, reason="", send=True):
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if send:
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try:
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self.send("QUIT :%s" % reason)
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except: pass
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self.die_event.set()
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print("--- SOCKET CLOSING ---")
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try:
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self.socket.shutdown(socket.SHUT_RDWR)
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self.socket.close()
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except: pass
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# checks if s is a valid channel name
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def is_channel(self, s):
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return (True if s[0] in ('&', '#', '+', '!') else False)
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def exec_on_ready(self, command, retry_times=-1, interval=1):
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if command.startswith("self."):
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if retry_times == -1:
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while not self.ready: sleep(interval)
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else:
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cnt = 0
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while not self.ready and cnt<retry_times: sleep(interval)
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if not self.ready:
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log.show(log.WARNING, "Connection did not get ready in time (%sx %s seconds), \"%s\" not executed" % (retry_times, interval, command))
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return True
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exec("ret = %s" % command)
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return False
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else:
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log.show(log.FATAL, "exec_on_ready() called with an invalid command: %s" % command)
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return True
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def exec_retry(self, command, times=5, interval=1, wait_for_ready=True):
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if command.startswith("self."):
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if wait_for_ready:
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while not self.ready: sleep(interval)
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cnt = 0
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exec("while %s and cnt<times: sleep(interval)" % command)
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else: log.show(log.FATAL, "exec_retry() called with an invalid command.")
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def send(self, data):
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log.show(log.DEBUG, "< %s" % data)
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try: self.socket.send(self.encode("".join((data, "\r\n"))))
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except BrokenPipeError as e:
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log.show(log.FATAL, e)
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self.disconnect(send_quit=False)
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# replies to channel by PRIVMSG
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def chanmsg(self, channel, msg):
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self.send("".join(("PRIVMSG ", channel, " :", msg)))
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# replies to user by NOTICE or PRIVMSG
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def query(self, nick, msg, in_query_type):
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self.send("".join((self.query_type if self.query_type!="" else in_query_type, " ", nick, " :", msg)))
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# decides whether to print to user or to channel based on the string origin
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def reply(self, origin, source, msg, in_query_type):
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if self.is_channel(source):
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self.chanmsg(source, msg)
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else:
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self.query(origin["nick"], msg, in_query_type)
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### irc command wrapper ###
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def nick(self, nick):
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self.exec_on_ready("".join(('self.send("JOIN %s" % "', channel, '")')))
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def join(self, channel):
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while not self.ready: sleep(1)
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self.send("JOIN %s" % channel)
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self.exec_on_ready("".join(('self.send("JOIN %s" % "', channel, '")')))
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def part(self, channel):
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while not self.ready: sleep(1)
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self.send("PART %s" % channel)
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self.exec_on_ready("".join(('self.send("PART %s" % "', channel, '")')))
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def set_mode(self, modes):
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while not self.ready: sleep(1)
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self.send("MODE %s :%s" % (self.user["nick"], modes))
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self.exec_on_ready("".join(('self.send("MODE %s :%s" % (self.user["nick"], "', modes, '"))')))
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def get_modes(self):
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self.exec_on_ready("".join(('self.send("MODE %s" % self.user["nick"])')))
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def on_command(self, prefix, origin, source, command, params):
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### handler ###
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# bot-command handler
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def on_command(self, in_query_type, prefix, origin, source, command, params):
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"""
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Executed when getting a PRIVMSG starting with self.cmdprefix
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Prefix contains the optional prefix of the raw line.
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@ -231,22 +331,36 @@ class pircbot():
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# hello
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if command == "hello":
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greeting = "".join(("Hi " + origin["nick"] +"!"))
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if source[0] in {"#", "+", "!", "&"}:
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return "PRIVMSG %s :%s" % (source, greeting)
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else:
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return "PRIVMSG %s :%s" % (origin["nick"], greeting)
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self.reply(origin, source, greeting, in_query_type)
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# join <channel>
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elif command == "join" and len(params)>0:
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if self.is_admin(origin["nick"]): self.join(params[0])
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else: return "PRIVMSG %s :You can't do that!" % origin["nick"]
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if self.is_admin(origin["mask"]): self.join(params[0])
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else: return "PRIVMSG %s :You cannot do that!" % origin["nick"]
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# part <channel>
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elif command == "part" and len(params)>0:
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if self.is_admin(origin["nick"]): self.part(params[0])
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else: return "PRIVMSG %s :You can't do that!" % origin["nick"]
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if self.is_admin(origin["mask"]): self.part(params[0])
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else: return "PRIVMSG %s :You cannot do that!" % origin["nick"]
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# mode ±<modes>
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elif command == "mode":
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if self.is_admin(origin["mask"]):
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if len(params) > 0:
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self.set_mode(params[0])
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else:
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self.mode_reply_to = origin["nick"]
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self.get_modes()
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else: return "PRIVMSG %s :You cannot do that!" % origin["nick"]
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# die [<quitmsg>]
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elif command == "die":
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if self.is_admin(origin["nick"]):
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self.quit("".join(params) if len(params)>0 else "".join((origin["nick"], " shot me, dying now... Bye...")))
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if self.is_admin(origin["mask"]):
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self.disconnect("".join(params) if len(params)>0 else "".join((origin["nick"], " shot me, dying now... Bye...")))
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else: return "PRIVMSG %s :Go die yourself!" % origin["nick"]
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else:
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replies = [
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("PRIVMSG %s :What? \"%s\" is not a command!", 15),
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("PRIVMSG %s :%s? What's that?", 3),
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("PRIVMSG %s :Sorry, I don't know how to %s...", 1)
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]
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return choice([val for val, cnt in replies for i in range(cnt)]) % (origin["nick"], command)
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@ -262,10 +376,12 @@ def main():
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global bot
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args = parseargs()
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if args.action == "start":
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bot = pircbot(nicknames=NICKNAMES, ident=IDENT, realname=REALNAME,
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server=SERVER, port=PORT, encodings=ENCODINGS, command_prefix=COMMAND_PREFIX,
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admins=ADMINS, serverpasswd=SERVERPASSWD, parser_wait_time=PARSER_WAIT_TIME)
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try:
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bot = pircbot(nicknames=NICKNAMES, ident=IDENT, realname=REALNAME,
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server=SERVER, port=PORT, serverpasswd=SERVERPASSWD,
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encodings=ENCODINGS, admins=ADMINS,
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query_type=QUERY_TYPE, command_prefix=COMMAND_PREFIX,
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parser_wait_time=PARSER_WAIT_TIME)
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bot.connect()
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# wait for the bot to become ready
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while bot.ready and not bot.die_event.is_set() == False:
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@ -282,10 +398,10 @@ def main():
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sleep(1)
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except KeyboardInterrupt:
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log.show(log.INFO, "Got Ctrl-C, dying now...")
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bot.quit()
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bot.disconnect("Ouch! Got shot by Ctrl-C, dying now... See you!")
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elif args.action == "stop": print("nope!")
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print("--- MAIN EXITING ---")
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log.show(log.DEBUG, "--- MAIN EXITING ---")
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return 0
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@ -295,12 +411,6 @@ if __name__ == '__main__':
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### SETTINGS ###
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################
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|
||||
# With how much information do you want to be annoyed?
|
||||
# DEBUG spams most, FATAL least. WARNING should be a good tradeoff.
|
||||
# One of: log.DEBUG, log.INFO, log.WARNING, log.ERROR, log.FATAL
|
||||
LOGLEVEL = log.DEBUG
|
||||
|
||||
|
||||
# Also known as username. Some IRC-internal.
|
||||
# By default, the nickname will be used as ident.
|
||||
IDENT = "chalkbot"
|
||||
|
|
@ -319,17 +429,18 @@ if __name__ == '__main__':
|
|||
|
||||
|
||||
# The Server name to connect to. Duh!
|
||||
#SERVER = "fanir.de"
|
||||
SERVER = "localhost"
|
||||
SERVER = "fanir.de"
|
||||
#SERVER = "localhost"
|
||||
|
||||
# "Default" is 6667. An often used port for SSL would be 6697, if SSL would be
|
||||
# supported. Maybe in a future, far far away...
|
||||
PORT = 6667
|
||||
|
||||
# Serverpassword. Empty in most cases.
|
||||
SERVERPASSWD = ""
|
||||
|
||||
# A comma-seperated list of channels to join, enclosed by braces.
|
||||
CHANNELS = ["#bots", "#main"]
|
||||
CHANNELS = ["#bots"]
|
||||
|
||||
# The encodings to try when getting messages from IRC. Will be tried in the given order.
|
||||
# The first one is used to encode data when sending stuff.
|
||||
|
|
@ -340,10 +451,21 @@ if __name__ == '__main__':
|
|||
|
||||
# List of users (hostmasks, will be parsed as regex) who can do important stuff,
|
||||
# like joining and parting channels and shutting down the bot.
|
||||
ADMINS = ["Fanir.*"]
|
||||
ADMINS = ["Fanir\!.*"]
|
||||
|
||||
# The prefix for commands for the bot.
|
||||
COMMAND_PREFIX = "."
|
||||
|
||||
# Which way shouldbe used to speak to users?
|
||||
# "" means, the type of the incomming message should be used.
|
||||
# One of: "NOTICE", "PRIVMSG", ""
|
||||
QUERY_TYPE = ""
|
||||
|
||||
|
||||
# With how much information do you want to be annoyed?
|
||||
# DEBUG spams most, FATAL least. WARNING should be a good tradeoff.
|
||||
# One of: log.DEBUG, log.INFO, log.WARNING, log.ERROR, log.FATAL
|
||||
LOGLEVEL = log.DEBUG
|
||||
|
||||
# The time the parser for incoming data should wait between each attempt to read new data in seconds.
|
||||
# High values will certainly make the bot reply slowly while very low values increads cpu load and therefore will perform badly on slow machines.
|
||||
|
|
|
|||
Loading…
Reference in a new issue