mirror of https://github.com/zulip/zulip.git
48 lines
1.6 KiB
Python
Executable File
48 lines
1.6 KiB
Python
Executable File
#!/usr/bin/env python
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import os
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import sys
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import subprocess
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import pylibmc
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import traceback
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import logging
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import time
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logging.basicConfig(format="%(asctime)s restart-server: %(message)s",
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level=logging.INFO)
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# Color codes
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OKBLUE = '\033[94m'
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OKGREEN = '\033[92m'
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WARNING = '\033[93m'
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FAIL = '\033[91m'
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ENDC = '\033[0m'
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os.chdir("/home/humbug/humbug-deployments/current")
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# Send a statsd event on restarting the server
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subprocess.check_call(["python", "./manage.py", "send_stats", "incr", "events.server_restart", str(int(time.time()))])
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# Restart the FastCGI and related processes via supervisorctl. We
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# minimize downtime by restarting Django and Tornado separately from
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# the other worker processes.
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logging.info("Killing daemons")
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subprocess.check_call(["supervisorctl", "stop", "humbug-workers:*"])
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subprocess.check_call(["supervisorctl", "stop", "humbug-django"])
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subprocess.check_call(["supervisorctl", "restart", "humbug-tornado"])
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subprocess.check_call(["supervisorctl", "start", "humbug-django"])
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subprocess.check_call(["supervisorctl", "start", "humbug-workers:*"])
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logging.info("Flushing memcached")
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try:
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if not pylibmc.Client(['127.0.0.1']).flush_all():
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print "%sflush_all returned False%s" % (WARNING, ENDC)
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# There doesn't seem to be a method to close a pylibmc Client object.
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except:
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print "%sCould not flush cache:%s" % (WARNING, ENDC)
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traceback.print_exc()
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logging.info("Refilling memcached caches")
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subprocess.check_call(["python", "./manage.py", "fill_memcached_caches"])
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logging.info("Done!")
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print OKGREEN + "Application restarted successfully!" + ENDC
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