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new --force option for qvm-sync-clock to be able to bypass time sync errors

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Zrubi 2016-02-10 14:55:11 +01:00
parent ae848d5369
commit 2fcd3c6832
1 changed files with 19 additions and 13 deletions
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32
qvm-tools/qvm-sync-clock
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@ -22,6 +22,7 @@
# #
import fcntl import fcntl
from optparse import OptionParser
from qubes.qubes import QubesVmCollection from qubes.qubes import QubesVmCollection
import os.path import os.path
import os import os
@ -41,9 +42,11 @@ def get_netvm_of_vm(vm):
return netvm return netvm
def main(): def main():
verbose = False parser = OptionParser()
if len(sys.argv) > 1 and sys.argv[1] in [ '--verbose', '-v' ]: parser.add_option ("-v", "--verbose", action="store_true", dest="verbose", default=False)
verbose = True parser.add_option ("-f", "--force", action="store_true", dest="force", default=False)
(options, args) = parser.parse_args ()
lockfile_name = "/var/run/qubes/qvm-sync-clock.lock" lockfile_name = "/var/run/qubes/qvm-sync-clock.lock"
if os.path.exists(lockfile_name): if os.path.exists(lockfile_name):
@ -74,23 +77,26 @@ def main():
sys.exit(1) sys.exit(1)
net_vm = get_netvm_of_vm(clock_vm) net_vm = get_netvm_of_vm(clock_vm)
if verbose: if options.verbose:
print >> sys.stderr, '--> Waiting for network for ClockVM.' print >> sys.stderr, '--> Waiting for network for ClockVM.'
# Ignore retcode, try even if nm-online failed - user can setup network manually # Ignore retcode, try even if nm-online failed - user can setup network manually
# on-online has timeout 30sec by default # on-online has timeout 30sec by default
net_vm.run('nm-online -x', verbose=verbose, gui=False, wait=True, net_vm.run('nm-online -x', verbose=options.verbose, gui=False, wait=True,
ignore_stderr=True) ignore_stderr=True)
# Sync clock # Sync clock
if clock_vm.run('QUBESRPC qubes.SyncNtpClock dom0', user="root", if clock_vm.run('QUBESRPC qubes.SyncNtpClock dom0', user="root",
verbose=verbose, gui=False, wait=True, ignore_stderr=True) \ verbose=options.verbose, gui=False, wait=True, ignore_stderr=True) \
!= 0: != 0:
print >> sys.stderr, 'Time sync failed, aborting!' if options.force:
sys.exit(1) print >> sys.stderr, 'Time sync failed! - Sync forced'
else:
print >> sys.stderr, 'Time sync failed! - Exiting'
sys.exit(1)
# Use the date format based on RFC2822 to avoid localisation issues # Use the date format based on RFC2822 to avoid localisation issues
p = clock_vm.run('date -u -Iseconds', verbose=verbose, p = clock_vm.run('date -u -Iseconds', verbose=options.verbose,
gui=False, passio_popen=True, ignore_stderr=True) gui=False, passio_popen=True, ignore_stderr=True)
date_out = p.stdout.read(100) date_out = p.stdout.read(100)
date_out = date_out.strip() date_out = date_out.strip()
@ -99,18 +105,18 @@ def main():
sys.exit(1) sys.exit(1)
# Sync dom0 time # Sync dom0 time
if verbose: if options.verbose:
print >> sys.stderr, '--> Syncing dom0 clock.' print >> sys.stderr, '--> Syncing dom0 clock.'
subprocess.check_call(['sudo', 'date', '-u', '-Iseconds', '-s', date_out], subprocess.check_call(['sudo', 'date', '-u', '-Iseconds', '-s', date_out],
stdout=None if verbose else open(os.devnull, 'w')) stdout=None if options.verbose else open(os.devnull, 'w'))
subprocess.check_call(['sudo', 'hwclock', '--systohc'], subprocess.check_call(['sudo', 'hwclock', '--systohc'],
stdout=None if verbose else open(os.devnull, 'w')) stdout=None if options.verbose else open(os.devnull, 'w'))
# Sync other VMs clock # Sync other VMs clock
for vm in qvm_collection.values(): for vm in qvm_collection.values():
if vm.is_running() and vm.qid != 0 and vm.qid != clock_vm.qid: if vm.is_running() and vm.qid != 0 and vm.qid != clock_vm.qid:
if verbose: if options.verbose:
print >> sys.stderr, '--> Syncing \'%s\' clock.' % vm.name print >> sys.stderr, '--> Syncing \'%s\' clock.' % vm.name
try: try:
vm.run_service("qubes.SetDateTime", user="root", vm.run_service("qubes.SetDateTime", user="root",