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backup: use offline_mode for backup collection

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This object is used solely for manipulating qubes.xml for the backup. Do
not open any connection to hypervisor/QubesDB/libvirt etc. This will
help avoiding various leaks (memory, FD).
This commit is contained in:
Marek Marczykowski-Górecki 2017-11-06 15:58:29 +01:00
parent d3cc2d50e3
commit abfed95bf2
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GPG Key ID: 063938BA42CFA724
1 changed files with 2 additions and 1 deletions
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qubes/backup.py
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@ -694,7 +694,7 @@ class Backup(object):
self.tmpdir = tempfile.mkdtemp()
shutil.copy(qubes_xml, os.path.join(self.tmpdir, 'qubes.xml'))
qubes_xml = os.path.join(self.tmpdir, 'qubes.xml')
backup_app = qubes.Qubes(qubes_xml)
backup_app = qubes.Qubes(qubes_xml, offline_mode=True)
backup_app.events_enabled = False
files_to_backup = self._files_to_backup
@ -709,6 +709,7 @@ class Backup(object):
backup_app.domains[qid].features['backup-path'] = vm_info.subdir
backup_app.domains[qid].features['backup-size'] = vm_info.size
backup_app.save()
del backup_app
vmproc = None
if self.target_vm is not None: