103 lines
3.4 KiB
Python
Executable File
103 lines
3.4 KiB
Python
Executable File
#!/usr/bin/python2
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# -*- encoding: utf8 -*-
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#
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# The Qubes OS Project, http://www.qubes-os.org
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#
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# Copyright (C) 2010 Marek Marczykowski <marmarek@invisiblethingslab.com>
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#
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# This program is free software; you can redistribute it and/or
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# modify it under the terms of the GNU General Public License
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# as published by the Free Software Foundation; either version 2
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# of the License, or (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program; if not, write to the Free Software
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# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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#
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#
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from qubes.qubes import QubesVmCollection
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import os.path
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import os
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import sys
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import re
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import subprocess
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qvm_collection = None
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def get_netvm_of_vm(vm):
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netvm = vm
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while netvm.netvm is not None:
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netvm = netvm.netvm
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if netvm is None or netvm.name == 'dom0':
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print >> sys.stderr, 'There seems to be no network connected to ClockVM, aborting.'
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sys.exit(1)
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return netvm
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def main():
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verbose = False
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if len(sys.argv) > 1 and sys.argv[1] in [ '--verbose', '-v' ]:
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verbose = True
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qvm_collection = QubesVmCollection()
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qvm_collection.lock_db_for_reading()
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qvm_collection.load()
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qvm_collection.unlock_db()
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clock_vm = qvm_collection.get_clockvm_vm()
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if clock_vm is None:
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print >> sys.stderr, 'There is no selected ClockVM, aborting.'
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sys.exit(1)
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if not clock_vm.is_running():
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print >> sys.stderr, 'ClockVM not started, exiting!'
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sys.exit(1)
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net_vm = get_netvm_of_vm(clock_vm)
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if verbose:
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print >> sys.stderr, '--> Waiting for network for ClockVM.'
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# Ignore retcode, try even if nm-online failed - user can setup network manually
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# on-online has timeout 30sec by default
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net_vm.run('nm-online -x', verbose=verbose, wait=True, ignore_stderr=True)
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# Sync clock
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if clock_vm.run('QUBESRPC qubes.SyncNtpClock dom0', user="root", verbose=verbose, wait=True, ignore_stderr=True) != 0:
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print >> sys.stderr, 'Time sync failed, aborting!'
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sys.exit(1)
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# Use the date format based on RFC2822 to avoid localisation issues
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p = clock_vm.run('date -u -Iseconds', verbose=verbose, passio_popen=True, ignore_stderr=True)
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date_out = p.stdout.read(100)
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date_out = date_out.strip()
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if not re.match(r'^\d{4}-\d{2}-\d{2}T\d{2}:\d{2}:\d{2}\+0000$', date_out):
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print >> sys.stderr, 'Invalid date output, aborting!'
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sys.exit(1)
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# Sync dom0 time
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if verbose:
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print >> sys.stderr, '--> Syncing dom0 clock.'
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subprocess.check_call(['sudo', 'date', '-u', '-Iseconds', '-s', date_out])
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subprocess.check_call(['sudo', 'hwclock', '--systohc'])
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# Sync other VMs clock
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for vm in qvm_collection.values():
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if vm.is_running() and vm.qid != 0 and vm.qid != clock_vm.qid:
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if verbose:
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print >> sys.stderr, '--> Syncing \'%s\' clock.' % vm.name
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try:
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vm.run('date -u -R -s "%s"' % date_out, user="root", verbose=verbose)
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except Exception as e:
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print >> sys.stderr, "ERROR syncing time in VM '%s': %s" % (vm.name, str(e))
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pass
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main()
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