112 lines
3.1 KiB
Python
112 lines
3.1 KiB
Python
import argparse
|
|
import logging
|
|
import re
|
|
import subprocess
|
|
import threading
|
|
from typing import List
|
|
|
|
import message_queue
|
|
|
|
|
|
LOG = logging.getLogger(__name__)
|
|
|
|
|
|
class ProcessWrapper:
|
|
"""Iterator that spawns a process and yields lines from its stdout."""
|
|
|
|
def __init__(self, command: List[str]):
|
|
self.proc = subprocess.Popen(
|
|
" ".join(command),
|
|
shell=True,
|
|
stdout=subprocess.PIPE,
|
|
stdin=subprocess.PIPE,
|
|
universal_newlines=True,
|
|
)
|
|
|
|
def __iter__(self):
|
|
return iter(self.proc.stdout.readline, "")
|
|
|
|
def send(self, msg):
|
|
self.proc.stdin.write(msg)
|
|
self.proc.stdin.flush()
|
|
|
|
def wait(self):
|
|
return self.proc.wait()
|
|
|
|
@property
|
|
def closed(self) -> bool:
|
|
return self.proc.returncode is not None
|
|
|
|
|
|
def send_process_output(
|
|
process: ProcessWrapper, msg_queue: message_queue.MessageQueue
|
|
):
|
|
# "[07:36:28] [Server thread/INFO] [minecraft/DedicatedServer]: <khr_> test"
|
|
log = LOG.getChild("process_output")
|
|
prog = re.compile(r"(\[.*\] )?\[(.*)\] \[(.*)\]: <(.*)> (.*)")
|
|
for line in process:
|
|
log.info(line.rstrip("\n"))
|
|
result = prog.search(line)
|
|
if result:
|
|
log.info(
|
|
"user: {} msg: {}".format(
|
|
result.group(4), result.group(5).rstrip("\n"),
|
|
)
|
|
)
|
|
msg_queue.add(
|
|
{"user": result.group(4), "msg": result.group(5).rstrip("\n")},
|
|
)
|
|
|
|
|
|
def relay_queue_input(
|
|
process: ProcessWrapper, msg_queue: message_queue.MessageQueue
|
|
):
|
|
log = LOG.getChild("relay_input")
|
|
while not process.closed:
|
|
try:
|
|
for message in msg_queue:
|
|
log.debug(message)
|
|
if "command" in message:
|
|
command = message["command"] + "\n"
|
|
log.debug("forwarding to process: {!r}".format(command))
|
|
process.send(command)
|
|
else:
|
|
log.debug(message)
|
|
except Exception as e:
|
|
log.exception(e)
|
|
|
|
|
|
def main():
|
|
logging.basicConfig(level=logging.DEBUG)
|
|
parser = argparse.ArgumentParser()
|
|
parser.add_argument("--matrix_server", required=True)
|
|
parser.add_argument("--matrix_server_port", type=int, default=5001)
|
|
parser.add_argument("command", nargs=argparse.REMAINDER)
|
|
args = parser.parse_args()
|
|
|
|
LOG.info("Running Minecraft Server Wrapper")
|
|
wrapper = ProcessWrapper(args.command)
|
|
queue = message_queue.MessageQueue(
|
|
host=args.matrix_server,
|
|
port=args.matrix_server_port,
|
|
side=message_queue.Side.CLIENT,
|
|
)
|
|
send_worker = threading.Thread(
|
|
target=send_process_output, args=(wrapper, queue), daemon=True,
|
|
)
|
|
receive_worker = threading.Thread(
|
|
target=relay_queue_input, args=(wrapper, queue), daemon=True,
|
|
)
|
|
send_worker.start()
|
|
receive_worker.start()
|
|
LOG.info("All threads created")
|
|
send_worker.join()
|
|
receive_worker.join()
|
|
queue.close()
|
|
LOG.info("All threads terminated")
|
|
return wrapper.wait()
|
|
|
|
|
|
if __name__ == "__main__":
|
|
main()
|