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tests: handle LVM thin pool

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This commit is contained in:
Marek Marczykowski-Górecki 2016-10-19 01:58:43 +02:00
parent fbecd08a58
commit 673fe4423a
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1 changed files with 35 additions and 0 deletions
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35
qubes/tests/__init__.py
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@ -63,6 +63,17 @@ VMPREFIX = 'test-inst-'
CLSVMPREFIX = 'test-cls-'
if 'DEFAULT_LVM_POOL' in os.environ.keys():
DEFAULT_LVM_POOL = os.environ['DEFAULT_LVM_POOL']
else:
DEFAULT_LVM_POOL = 'qubes_dom0/pool00'
POOL_CONF = {'name': 'test-lvm',
'driver': 'lvm_thin',
'volume_group': DEFAULT_LVM_POOL.split('/')[0],
'thin_pool': DEFAULT_LVM_POOL.split('/')[1]}
#: :py:obj:`True` if running in dom0, :py:obj:`False` otherwise
in_dom0 = False
@ -493,6 +504,30 @@ class SystemTestsMixin(object):
)
self.app.default_netvm = netvm_clone
def _find_pool(self, volume_group, thin_pool):
''' Returns the pool matching the specified ``volume_group`` &
``thin_pool``, or None.
'''
pools = [p for p in self.app.pools
if issubclass(p.__class__, qubes.storage.lvm.ThinPool)]
for pool in pools:
if pool.volume_group == volume_group \
and pool.thin_pool == thin_pool:
return pool
return None
def init_lvm_pool(self):
volume_group, thin_pool = DEFAULT_LVM_POOL.split('/', 1)
path = "/dev/mapper/{!s}-{!s}".format(volume_group, thin_pool)
if not os.path.exists(path):
self.skipTest('LVM thin pool {!r} does not exist'.
format(DEFAULT_LVM_POOL))
self.pool = self._find_pool(volume_group, thin_pool)
if not self.pool:
self.pool = self.app.add_pool(**POOL_CONF)
self.created_pool = True
def reload_db(self):
self.app = qubes.Qubes(qubes.tests.XMLPATH)