mirror of https://github.com/zulip/zulip.git
93 lines
3.0 KiB
Python
Executable File
93 lines
3.0 KiB
Python
Executable File
#!/usr/bin/env python
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# Copyright (C) 2012 Zulip, Inc.
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#
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# Permission is hereby granted, free of charge, to any person
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# obtaining a copy of this software and associated documentation files
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# (the "Software"), to deal in the Software without restriction,
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# including without limitation the rights to use, copy, modify, merge,
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# publish, distribute, sublicense, and/or sell copies of the Software,
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# and to permit persons to whom the Software is furnished to do so,
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# subject to the following conditions:
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#
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# The above copyright notice and this permission notice shall be
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# included in all copies or substantial portions of the Software.
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#
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# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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# EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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# MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
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# NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
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# BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
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# ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
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# CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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# SOFTWARE.
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from __future__ import absolute_import
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from __future__ import print_function
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import sys
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import subprocess
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import os
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import traceback
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import signal
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from .zephyr_mirror_backend import parse_args
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(options, args) = parse_args()
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sys.path[:0] = [os.path.join(options.root_path, 'api')]
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from types import FrameType
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from typing import Any
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def die(signal, frame):
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# type: (int, FrameType) -> None
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# We actually want to exit, so run os._exit (so as not to be caught and restarted)
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os._exit(1)
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signal.signal(signal.SIGINT, die)
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from zulip import RandomExponentialBackoff
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args = [os.path.join(options.root_path, "user_root", "zephyr_mirror_backend.py")]
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args.extend(sys.argv[1:])
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if options.sync_subscriptions:
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subprocess.call(args)
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sys.exit(0)
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if options.forward_class_messages and not options.noshard:
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sys.path.append("/home/zulip/zulip")
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if options.on_startup_command is not None:
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subprocess.call([options.on_startup_command])
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from zerver.lib.parallel import run_parallel
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print("Starting parallel zephyr class mirroring bot")
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jobs = list("0123456789abcdef")
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def run_job(shard):
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# type: (str) -> int
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subprocess.call(args + ["--shard=%s" % (shard,)])
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return 0
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for (status, job) in run_parallel(run_job, jobs, threads=16):
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print("A mirroring shard died!")
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pass
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sys.exit(0)
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backoff = RandomExponentialBackoff(timeout_success_equivalent=300)
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while backoff.keep_going():
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print("Starting zephyr mirroring bot")
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try:
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subprocess.call(args)
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except Exception:
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traceback.print_exc()
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backoff.fail()
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error_message = """
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ERROR: The Zephyr mirroring bot is unable to continue mirroring Zephyrs.
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This is often caused by failing to maintain unexpired Kerberos tickets
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or AFS tokens. See https://zulip.com/zephyr for documentation on how to
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maintain unexpired Kerberos tickets and AFS tokens.
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"""
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print(error_message)
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sys.exit(1)
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