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backup: use vm.features to store backup-specific metadata

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Do not keep them in system qubes.xml.
This commit is contained in:
Marek Marczykowski-Górecki 2016-04-03 03:33:58 +02:00 committed by Wojtek Porczyk
parent ed88b5a9a3
commit 424d3054f3
4 changed files with 27 additions and 46 deletions
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39
qubes/backup.py
View File

@ -514,15 +514,15 @@ class Backup(object):
files_to_backup = self.get_files_to_backup()
# make sure backup_content isn't set initially
for vm in backup_app.domains:
vm.backup_content = qubes.property.DEFAULT
vm.features['backup-content'] = False
for qid, vm_info in files_to_backup.iteritems():
if qid != 0 and vm_info.vm.is_running():
raise qubes.exc.QubesVMNotHaltedError(vm_info.vm)
# VM is included in the backup
backup_app.domains[qid].backup-content = True
backup_app.domains[qid].backup-path = vm_info.subdir
backup_app.domains[qid].backup-size = vm_info.size
backup_app.domains[qid].features['backup-content'] = True
backup_app.domains[qid].features['backup-path'] = vm_info.subdir
backup_app.domains[qid].features['backup-size'] = vm_info.size
backup_app.save()
passphrase = self.passphrase.encode('utf-8')
@ -736,6 +736,9 @@ class Backup(object):
self._done_vms_bytes += vm_info.size
self._current_vm_bytes = 0
self._send_progress_update()
# Save date of last backup
if vm_info.vm:
vm_info.vm.backup_timestamp = datetime.datetime.now()
self._queue_put_with_check(send_proc, vmproc, to_send, QUEUE_FINISHED)
send_proc.join()
@ -755,11 +758,6 @@ class Backup(object):
tar_sparse.poll()))
vmproc.stdin.close()
# Save date of last backup
for vm in self.app.domains:
if vm.backup_content:
vm.backup_timestamp = datetime.datetime.now()
self.app.save()
@ -1828,8 +1826,8 @@ class BackupRestore(object):
@staticmethod
def _is_vm_included_in_backup_v2(check_vm):
if check_vm.backup_content:
return True
if 'backup-content' in check_vm.features:
return check_vm.features['backup-content']
else:
return False
@ -1894,8 +1892,8 @@ class BackupRestore(object):
self.backup_location, 'dom0-home'))[0]
vms_to_restore['dom0']['size'] = 0 # unknown
else:
vms_to_restore['dom0']['subdir'] = vm.backup_path
vms_to_restore['dom0']['size'] = vm.backup_size
vms_to_restore['dom0']['subdir'] = vm.features['backup-path']
vms_to_restore['dom0']['size'] = int(vm.features['backup-size'])
local_user = grp.getgrnam('qubes').gr_mem[0]
dom0_home = vms_to_restore['dom0']['subdir']
@ -2057,8 +2055,9 @@ class BackupRestore(object):
continue
vm = vm_info['vm']
if self.header_data.version >= 2:
vms_size += vm.backup_size
vms_dirs.append(vm.backup_path)
if vm.features['backup-size']:
vms_size += int(vm.features['backup-size'])
vms_dirs.append(vm.features['backup-path'])
vms[vm.name] = vm
if self.header_data.version >= 2:
@ -2148,8 +2147,9 @@ class BackupRestore(object):
self._restore_vm_dir_v1(vm.dir_path,
os.path.dirname(new_vm.dir_path))
else:
shutil.move(os.path.join(self.tmpdir, vm.backup_path),
new_vm.dir_path)
shutil.move(os.path.join(self.tmpdir,
vm.features['backup-path']),
new_vm.dir_path)
new_vm.verify_files()
except Exception as err:
@ -2169,6 +2169,11 @@ class BackupRestore(object):
self.log.warning("Kernel %s not installed, "
"using default one" % vm.kernel)
vm.kernel = qubes.property.DEFAULT
# remove no longer needed backup metadata
if 'backup-content' in vm.features:
del vm.features['backup-content']
del vm.features['backup-size']
del vm.features['backup-path']
try:
# exclude VM references - handled manually according to
# restore options

7
qubes/core2migration.py
View File

@ -159,8 +159,7 @@ class Core2Qubes(qubes.Qubes):
for attr in ['installed_by_rpm', 'include_in_backups',
'qrexec_timeout', 'internal', 'label', 'name',
'vcpus', 'memory', 'maxmem', 'default_user',
'debug', 'pci_strictreset', 'mac', 'autostart',
'backup_content', 'backup_path', 'backup_size']:
'debug', 'pci_strictreset', 'mac', 'autostart']:
value = element.get(attr)
if value:
kwargs[attr] = value
@ -191,6 +190,10 @@ class Core2Qubes(qubes.Qubes):
if repl_service == service:
feature = repl_feature
vm.features[feature] = value
for attr in ['backup_content', 'backup_path',
'backup_size']:
value = element.get(attr)
vm.features[attr.replace('_', '-')] = value
pcidevs = element.get('pcidevs')
if pcidevs:
pcidevs = eval(pcidevs)

16
qubes/tests/vm/qubesvm.py
View File

@ -639,22 +639,6 @@ class TC_90_QubesVM(qubes.tests.QubesTestCase):
vm = self.get_vm()
self._test_generic_bool_property(vm, 'pci_strictreset')
def test_380_backup_size(self):
vm = self.get_vm()
self.assertPropertyDefaultValue(vm, 'backup_size', 0)
self.assertPropertyValue(vm, 'backup_size', 0, 0, '0')
del vm.backup_size
self.assertPropertyDefaultValue(vm, 'backup_size', 0)
self.assertPropertyValue(vm, 'backup_size', '0', 0, '0')
self.assertPropertyValue(vm, 'backup_size', 300, 300, '300')
def test_390_backup_path(self):
vm = self.get_vm()
self.assertPropertyDefaultValue(vm, 'backup_path', '')
self.assertPropertyValue(vm, 'backup_path', 'some/dir', 'some/dir')
del vm.backup_path
self.assertPropertyDefaultValue(vm, 'backup_path', '')
def test_400_backup_timestamp(self):
vm = self.get_vm()
timestamp = datetime.datetime(2016, 1, 1, 12, 14, 2)

11
qubes/vm/qubesvm.py
View File

@ -267,17 +267,6 @@ class QubesVM(qubes.vm.mix.net.NetVMMixin, qubes.vm.BaseVM):
type=bool, setter=qubes.property.bool,
doc='If this domain is to be included in default backup.')
backup_content = qubes.property('backup_content', default=False,
type=bool, setter=qubes.property.bool,
doc='FIXME')
backup_size = qubes.property('backup_size', type=int, default=0,
doc='FIXME')
# TODO default=None?
backup_path = qubes.property('backup_path', type=str, default='',
doc='FIXME')
# format got changed from %s to str(datetime.datetime)
backup_timestamp = qubes.property('backup_timestamp', default=None,
setter=(lambda self, prop, value: