Inital commit after 3 days of coding...
This commit is contained in:
kalzu rekku
parent
02f59aaa28
commit
4d99fa7d4e
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[ircnet]
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server = irc.ircnet.com
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port = 6667
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nickname = KalzuTest
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;password = server_password
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;channels = [list, of, channels]
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import threading
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import os
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import sys
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import time
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import socket
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import configparser
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from ircthing_core import irc_router
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Threads = {}
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Stop_Toggle = threading.Event()
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def read_config(config_path):
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config = configparser.ConfigParser()
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config.read(config_path)
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network_configs = []
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try:
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# Collect information from each topic / network
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for topic in config.sections():
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network = config[topic]
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server = network.get("server")
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port = network.getint("port")
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channels = network.get("channels", fallback=None)
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nickname = network.get("nickname")
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password = network.get("password", fallback=None)
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network_config = {
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"net_name": network.name,
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"server": server,
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"port": port,
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"channels": channels,
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"nickname": nickname,
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"password": password,
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}
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network_configs.append(network_config)
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return network_configs
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except Exception as e:
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print(f"Failure while reading configuration file. {e}")
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exit(1)
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def clean_exit(fifo_files, socket):
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socket.send(bytes(f"QUIT :Bye\r\n", "UTF-8"))
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Stop_Toggle.set()
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for file in fifo_files:
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try:
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os.unlink(file)
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except FileNotFoundError:
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# We are okay if some fifo files has been removed before this.
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pass
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def make_files(path, net_name):
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os.makedirs(path, exist_ok=True)
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server_dir = os.path.join(path, net_name)
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os.makedirs(server_dir, exist_ok=True)
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try:
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os.mkfifo(f"{server_dir}/in")
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except FileExistsError:
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pass
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try:
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os.mkfifo(f"{server_dir}/out")
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except FileExistsError:
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pass
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fifo_files = []
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fifo_files.append(f"{server_dir}/in")
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fifo_files.append(f"{server_dir}/out")
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return fifo_files
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def connect_to_irc_server(
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base_path,
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net_name,
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server,
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port,
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nickname,
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password=None,
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):
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print(f"Going to connect to: {server}")
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# Create a socket connection to the IRC server
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irc_socket = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
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irc_socket.connect((server, port))
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# Send the server password if provided
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if password:
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irc_socket.send(bytes(f"PASS {password}\r\n", "UTF-8"))
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print(f"Going to use username: {nickname}")
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# Send user and nickname information to the server
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irc_socket.send(bytes(f"USER {nickname} 0 * :{nickname}\r\n", "UTF-8"))
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irc_socket.send(bytes(f"NICK {nickname}\r\n", "UTF-8"))
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# Create directories for the server and channel
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fifo_files = make_files(base_path, net_name)
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return irc_socket, fifo_files
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def main():
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my_name = sys.argv[0]
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my_name_pyless, _ = os.path.splitext(my_name)
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base_path = f'/tmp/{my_name_pyless}'
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config_path = '../ircthing3.ini'
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# Read configurations for all topics
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network_configs = read_config(config_path)
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## Get irc socket for each network in configuration
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## Start thread for each socket
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for network in network_configs:
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net_name = network["net_name"]
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print(f"{time.time()} | Found configs for {net_name} network.")
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server = network["server"]
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port = network["port"]
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nickname = network["nickname"]
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password = network["password"]
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irc_socket, fifo_files = connect_to_irc_server(base_path, net_name, server, port, nickname, password)
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router_instance = irc_router(fifo_files, irc_socket, server, nickname)
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Threads[net_name] = threading.Thread(target=router_instance.start)
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Threads[net_name].daemon = True
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Threads[net_name].start()
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for thread in Threads.values():
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print(thread)
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thread.join()
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if __name__ == "__main__":
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print(f"{time.time()} | Lets start!")
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try:
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main()
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except Exception as e:
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print(f"Got error {e}")
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finally:
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print(f"{time.time()} | Bye!")
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exit(0)
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@ -0,0 +1,161 @@
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import time
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import re
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import asyncio
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import os
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class irc_router:
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def __init__(self, fifo_files, irc_socket, server, nickname):
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self.fifo_files = fifo_files
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self.irc_socket = irc_socket
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self.server = server
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self.nickname = nickname
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self.channels = []
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self._loop = asyncio.new_event_loop()
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def start(self):
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try:
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asyncio.set_event_loop(self._loop)
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tasks = [self.user_listener(), self.irc_message_loop()]
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self._loop.run_until_complete(asyncio.gather(*tasks))
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finally:
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for file in self.fifo_files:
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try:
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os.close(file)
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except:
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# Errors are okay at this point.
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pass
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self._loop.close()
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## Main loop for reading irc inflow and routing to correct _out fifos.
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## Also handle ping/pong here
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async def irc_message_loop(self):
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output_files=[]
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loop = asyncio.get_running_loop()
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while True:
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for output in self.fifo_files:
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if output.endswith('out'):
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if output not in output_files:
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print(f"{time.time()} | {self.server} has output file: {output}")
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output_files.append(output)
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try:
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irc_input = await loop.sock_recv(self.irc_socket, 2048)
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irc_input = irc_input.decode("utf-8")
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except Exception as e:
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print(f"Error reading from socket: {e}")
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continue
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if irc_input:
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##
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## The main logic hapens here.
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## support for channel joins
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## and spliting the input to channel specifig channel/[in, out] locations
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##
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if "PING" in irc_input:
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self.irc_send(f"PONG :{self.server}")
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self.write_to_out(output_files[0], f"{time.time()} | ping/pong")
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continue
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if f":{self.server} 353" in irc_input:
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## We have joined a channel!
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match = re.search(r'353 \S+ = (#\S+)', irc_input)
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channel_join = match.group(1)
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await self.make_files(channel_join)
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continue
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if "PRIVMSG" in irc_input:
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if self.if_input_belongs_to_channel(irc_input):
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continue
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self.write_to_out(output_files[0], irc_input)
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await asyncio.sleep(0.1)
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def if_input_belongs_to_channel(self, input):
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# We know that input includes "PRIVMSG"
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# But to where it shoudl go?
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message = re.search(r':.*:(.*)', input).group(1)
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input_user = re.search(r'^:(\S+)', input).group(1)
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input_channel = re.search(r'PRIVMSG (\S+) :', input)
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done=False
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for file in self.fifo_files:
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if input_channel.group(1) in file:
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if file.endswith("out"):
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self.write_to_out(file, f"{input_user}: {message}")
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done=True
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return done
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async def make_files(self, channel):
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network_path = os.path.dirname(self.fifo_files[1])
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channel_dir = os.path.join(network_path, channel)
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os.makedirs(channel_dir, exist_ok=True)
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try:
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os.mkfifo(f"{channel_dir}/in")
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except FileExistsError:
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pass
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try:
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os.mkfifo(f"{channel_dir}/out")
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except FileExistsError:
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pass
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fifo_files = []
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fifo_files.append(f"{channel_dir}/in")
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fifo_files.append(f"{channel_dir}/out")
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self.fifo_files.extend(fifo_files)
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await asyncio.sleep(1)
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def write_to_out(self, file, input):
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if file == None:
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print(f"{time.time()} | Most likely this should not be here: {input}")
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with open(file, "a") as output_sink:
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output_sink.write(input + "\r\n")
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output_sink.flush()
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output_sink.close()
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def irc_send(self, message):
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# Send message to the IRC server
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self.irc_socket.send(bytes(f"{message}\r\n", "utf-8"))
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print(f"{time.time()} | Send: {message}")
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async def async_readline(self, file, queue):
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print(f"Trying to read from file {file}")
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try:
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while True:
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with open(file, mode='r') as in_file:
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line = in_file.readline().strip()
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if not line:
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print("There was no line!")
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continue
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await queue.put(line)
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in_file.close()
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await asyncio.sleep(0.5)
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except Exception as e:
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print(f"ERROR IN async_readline func: {e}")
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async def process_user_input(self, queue):
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print("Processing of user input may start!")
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while True:
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line = await queue.get()
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print(f"{time.time()} | trying to send: {line} to {self.server}")
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self.irc_send(line)
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await asyncio.sleep(0.2)
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async def user_listener(self):
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print("User Listener is HERE!")
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in_files = []
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queue = asyncio.Queue()
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try:
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for file in self.fifo_files:
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if file.endswith("in"):
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print(f"We have input fifo {file}")
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in_files.append(file)
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tasks = [self.process_user_input(queue)]
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tasks.extend([self.async_readline(file, queue) for file in in_files])
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# Wait for all tasks to complete
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await asyncio.gather(*tasks)
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finally:
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self.irc_send('QUIT')
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