zulip/bots/sync-public-streams

75 lines
2.4 KiB
Python
Executable File

#!/usr/bin/env python
import sys
import os
import logging
import optparse
import time
import simplejson
import subprocess
import unicodedata
sys.path.append(os.path.join(os.path.dirname(__file__), '..', 'api'))
import zulip
from typing import Set
def fetch_public_streams():
# type: () -> Set[str]
public_streams = set()
try:
res = zulip_client.get_streams(include_all_active=True)
if res.get("result") == "success":
streams = res["streams"]
else:
logging.error("Error getting public streams:\n%s" % (res,))
return None
except Exception:
logging.exception("Error getting public streams:")
return None
for stream in streams:
stream_name = stream["name"]
# Zephyr class names are canonicalized by first applying NFKC
# normalization and then lower-casing server-side
canonical_cls = unicodedata.normalize("NFKC", stream_name).lower().encode("utf-8")
if canonical_cls in ['security', 'login', 'network', 'ops', 'user_locate',
'mit', 'moof', 'wsmonitor', 'wg_ctl', 'winlogger',
'hm_ctl', 'hm_stat', 'zephyr_admin', 'zephyr_ctl']:
# These zephyr classes cannot be subscribed to by us, due
# to MIT's Zephyr access control settings
continue
public_streams.add(canonical_cls)
return public_streams
if __name__ == "__main__":
log_file = "/home/zulip/sync_public_streams.log"
logger = logging.getLogger(__name__)
log_format = "%(asctime)s: %(message)s"
logging.basicConfig(format=log_format)
formatter = logging.Formatter(log_format)
logger.setLevel(logging.DEBUG)
file_handler = logging.FileHandler(log_file)
file_handler.setFormatter(formatter)
logger.addHandler(file_handler)
parser = optparse.OptionParser()
parser.add_option_group(zulip.generate_option_group(parser))
(options, args) = parser.parse_args()
zulip_client = zulip.Client(client="ZulipSyncPublicStreamsBot/0.1")
while True:
time.sleep(15)
public_streams = fetch_public_streams()
if public_streams is None:
continue
f = open("/home/zulip/public_streams.tmp", "w")
f.write(simplejson.dumps(list(public_streams)) + "\n")
f.close()
subprocess.call(["mv", "/home/zulip/public_streams.tmp", "/home/zulip/public_streams"])