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