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=========================================================================
== OpenStack Neutron Notice                                            ==
=========================================================================

Portions of this software were based on software developed by VMWare, Inc.

Copyright 2011 VMWare Inc.
All rights reserved.
the Apache License, Version 2.0 # which accompanies this distribution, and is available at # http://www.apache.org/licenses/LICENSE-2.0 ############################################################################## # Select closest fuel mirror based on latency measured with ping. # Failsafe: The us1 mirror from subprocess import Popen,PIPE import re from operator import itemgetter mirrors = [ "us1", "cz1" ] FNULL = open('/dev/null', 'w') try: re_avg = re.compile(r'.* = [^/]*/([^/]*).*') pingtime = {} for mirror in mirrors: fqdn = "mirror.seed-"+mirror+".fuel-infra.org" pingtime[fqdn] = 0 pipe = Popen("ping -c 3 " + fqdn + " | tail -1",shell = True, stdout=PIPE, stderr=FNULL) avg = pipe.communicate()[0] pipe.stdout.close() pingtime[fqdn] = float(re_avg.split(avg)[1]) print sorted(pingtime.items(), key=itemgetter(1))[0][0] except: print "mirror.seed-"+mirrors[0]+".fuel-infra.org"