def test_manage_existing_snapshot(self, get_existing_snapshot,
rename_snapshot):
volume = fake_volume(self.ctxt)
existing_snapshot = fake_snapshot(self.ctxt)
existing_snapshot.volume = volume
manage_snapshot_spec = {'id': fake.SNAPSHOT2_ID}
manage_snapshot = fake_snapshot(self.ctxt, **manage_snapshot_spec)
manage_snapshot.volume = volume
existing_name = existing_snapshot['name']
manage_name = manage_snapshot['name']
volume_name = volume['name']
volume_size = volume['size']
existing_path = self.drv._get_snapshot_path(existing_snapshot)
get_existing_snapshot.return_value = {
'name': existing_name,
'path': existing_path,
'volume_name': volume_name,
'volume_size': volume_size
}
rename_snapshot.return_value = {}
payload = {'source-name': existing_name}
self.assertIsNone(
self.drv.manage_existing_snapshot(manage_snapshot, payload)
)
get_existing_snapshot.assert_called_with(manage_snapshot, payload)
payload = {'newName': manage_name}
rename_snapshot.assert_called_with(existing_path, payload)
def test_create_cgsnapshot(self, create_snapshot,
rename_snapshot,
delete_snapshot):
cgsnapshot = fake_cgsnapshot(self.ctxt)
volume = fake_volume(self.ctxt)
snapshot = fake_snapshot(self.ctxt)
snapshot.volume = volume
snapshots = [snapshot]
cgsnapshot_name = (
self.cfg.nexenta_group_snapshot_template % cgsnapshot['id'])
cgsnapshot_path = '%s@%s' % (self.drv.root_path, cgsnapshot_name)
snapshot_path = '%s/%s@%s' % (self.drv.root_path,
snapshot['volume_name'],
cgsnapshot_name)
create_snapshot.return_value = {}
rename_snapshot.return_value = {}
delete_snapshot.return_value = {}
result = self.drv.create_cgsnapshot(self.ctxt,
cgsnapshot,
snapshots)
create_payload = {'path': cgsnapshot_path, 'recursive': True}
create_snapshot.assert_called_with(create_payload)
rename_payload = {'newName': snapshot['name']}
rename_snapshot.assert_called_with(snapshot_path, rename_payload)
delete_payload = {'defer': True, 'recursive': True}
delete_snapshot.assert_called_with(cgsnapshot_path, delete_payload)
expected = ({}, [])
self.assertEqual(expected, result)
def test_create_volume_from_snapshot(self, clone_snapshot,
unmount_filesystem,
mount_filesystem,
extend_volume):
volume = fake_volume(self.ctxt)
snapshot = fake_snapshot(self.ctxt)
snapshot.volume = volume
clone_size = 10
clone_spec = {
'id': fake.VOLUME2_ID,
'size': clone_size
}
clone = fake_volume(self.ctxt, **clone_spec)
snapshot_path = self.drv._get_snapshot_path(snapshot)
clone_path = self.drv._get_volume_path(clone)
clone_snapshot.return_value = {}
unmount_filesystem.return_value = {}
mount_filesystem.return_value = {}
extend_volume.return_value = None
self.assertIsNone(
self.drv.create_volume_from_snapshot(clone, snapshot)
)
clone_payload = {'targetPath': clone_path}
clone_snapshot.assert_called_with(snapshot_path, clone_payload)
unmount_filesystem.assert_called_with(clone_path)
mount_filesystem.assert_called_with(clone_path)
extend_volume.assert_called_with(clone, clone_size)
def test__check_already_managed_snapshot(self):
volume = fake_volume(self.ctxt)
snapshot = fake_snapshot(self.ctxt)
snapshot.volume = volume
result = self.drv._check_already_managed_snapshot(snapshot)
expected = False
self.assertEqual(expected, result)
def test__get_existing_snapshot(self, list_snapshots):
volume = fake_volume(self.ctxt)
snapshot = fake_snapshot(self.ctxt)
snapshot.volume = volume
name = snapshot['name']
path = self.drv._get_snapshot_path(snapshot)
parent = self.drv._get_volume_path(volume)
list_snapshots.return_value = [{
'name': name,
'path': path
}]
payload = {'source-name': name}
result = self.drv._get_existing_snapshot(snapshot, payload)
payload = {
'parent': parent,
'fields': 'name,path',
'recursive': False,
'name': name
}
list_snapshots.assert_called_with(payload)
expected = {
'name': name,
'path': path,
'volume_name': volume['name'],
'volume_size': volume['size']
}
self.assertEqual(expected, result)
def test_delete_snapshot(self, delete_snapshot):
volume = fake_volume(self.ctxt)
snapshot = fake_snapshot(self.ctxt)
snapshot.volume = volume
delete_snapshot.return_value = {}
self.assertIsNone(self.drv.delete_snapshot(snapshot))
path = self.drv._get_snapshot_path(snapshot)
payload = {'defer': True}
delete_snapshot.assert_called_with(path, payload)
def test_create_snapshot(self, create_snapshot):
volume = fake_volume(self.ctxt)
snapshot = fake_snapshot(self.ctxt)
snapshot.volume = volume
create_snapshot.return_value = {}
self.assertIsNone(self.drv.create_snapshot(snapshot))
path = self.drv._get_snapshot_path(snapshot)
payload = {'path': path}
create_snapshot.assert_called_with(payload)
def test__get_snapshot_path(self):
volume = fake_volume(self.ctxt)
snapshot = fake_snapshot(self.ctxt)
snapshot.volume = volume
result = self.drv._get_snapshot_path(snapshot)
expected = '%s/%s@%s' % (self.drv.root_path,
snapshot['volume_name'],
snapshot['name'])
self.assertEqual(expected, result)
def test_revert_to_snapshot(self, rollback_volume):
volume = fake_volume(self.ctxt)
snapshot = fake_snapshot(self.ctxt)
snapshot.volume = volume
rollback_volume.return_value = {}
self.assertIsNone(
self.drv.revert_to_snapshot(self.ctxt, volume, snapshot))
path = self.drv._get_volume_path(volume)
payload = {'snapshot': snapshot['name']}
rollback_volume.assert_called_with(path, payload)
def test_revert_to_snapshot(self, rollback_volume):
volume = fake_volume(self.ctxt)
snapshot = fake_snapshot(self.ctxt)
snapshot.volume = volume
rollback_volume.return_value = {}
self.assertIsNone(
self.drv.revert_to_snapshot(self.ctxt, volume, snapshot)
)
path = self.drv._get_volume_path(volume)
payload = {'snapshot': snapshot['name']}
rollback_volume.assert_called_with(path, payload)
def test_delete_cgsnapshot(self, delete_snapshot):
cgsnapshot = fake_cgsnapshot(self.ctxt)
volume = fake_volume(self.ctxt)
snapshot = fake_snapshot(self.ctxt)
snapshot.volume = volume
snapshots = [snapshot]
delete_snapshot.return_value = {}
result = self.drv.delete_cgsnapshot(self.ctxt, cgsnapshot, snapshots)
delete_snapshot.assert_called_with(snapshot)
expected = ({}, [])
self.assertEqual(expected, result)
def test_delete_cgsnapshot(self, delete_snapshot):
cgsnapshot = fake_cgsnapshot(self.ctxt)
snapshot = fake_snapshot(self.ctxt)
volume = fake_volume(self.ctxt)
snapshot.volume = volume
snapshots = [snapshot]
delete_snapshot.return_value = {}
result = self.drv.delete_cgsnapshot(self.ctxt,
cgsnapshot,
snapshots)
delete_snapshot.assert_called_with(snapshot)
expected = ({}, [])
self.assertEqual(expected, result)
def test_create_consistencygroup_from_src_snapshots(self, create_volume):
cgroup = fake_cgroup(self.ctxt)
cgsnapshot = fake_cgsnapshot(self.ctxt)
volume = fake_volume(self.ctxt)
snapshot = fake_snapshot(self.ctxt)
snapshot.volume = volume
snapshots = [snapshot]
clone_spec = {'id': fake.VOLUME2_ID}
clone = fake_volume(self.ctxt, **clone_spec)
clones = [clone]
create_volume.return_value = {}
result = self.drv.create_consistencygroup_from_src(
self.ctxt, cgroup, clones, cgsnapshot, snapshots, None, None)
create_volume.assert_called_with(clone, snapshot)
expected = ({}, [])
self.assertEqual(expected, result)
def test_create_consistencygroup_from_src_snapshots(self, create_volume):
cgroup = fake_cgroup(self.ctxt)
cgsnapshot = fake_cgsnapshot(self.ctxt)
volume = fake_volume(self.ctxt)
snapshot = fake_snapshot(self.ctxt)
snapshot.volume = volume
snapshots = [snapshot]
clone_spec = {'id': fake.VOLUME2_ID}
clone = fake_volume(self.ctxt, **clone_spec)
clones = [clone]
create_volume.return_value = {}
result = self.drv.create_consistencygroup_from_src(self.ctxt, cgroup,
clones, cgsnapshot,
snapshots, None,
None)
create_volume.assert_called_with(clone, snapshot)
expected = ({}, [])
self.assertEqual(expected, result)
def test_manage_existing_snapshot_get_size(self, get_snapshot):
volume = fake_volume(self.ctxt)
snapshot = fake_snapshot(self.ctxt)
snapshot.volume = volume
snapshot_name = snapshot['name']
volume_name = volume['name']
volume_size = volume['size']
snapshot_path = self.drv._get_snapshot_path(snapshot)
get_snapshot.return_value = {
'name': snapshot_name,
'path': snapshot_path,
'volume_name': volume_name,
'volume_size': volume_size
}
payload = {'source-name': snapshot_name}
result = self.drv.manage_existing_snapshot_get_size(volume, payload)
expected = volume['size']
self.assertEqual(expected, result)
def test_get_manageable_snapshots(self, list_snapshots, list_volumes):
volume = fake_volume(self.ctxt)
volumes = [volume]
snapshot = fake_snapshot(self.ctxt)
snapshot.volume = volume
snapshots = [snapshot]
guid = 12345
name = snapshot['name']
path = self.drv._get_snapshot_path(snapshot)
parent = self.drv._get_volume_path(volume)
list_snapshots.return_value = [{
'name': name,
'path': path,
'guid': guid,
'parent': parent,
'hprService': '',
'snaplistId': ''
}]
list_volumes.return_value = volumes
result = self.drv.get_manageable_snapshots(snapshots, None, 1,
0, 'size', 'asc')
payload = {
'parent': self.drv.root_path,
'fields': 'name,guid,path,parent,hprService,snaplistId',
'recursive': True
}
list_snapshots.assert_called_with(payload)
expected = [{
'cinder_id': snapshot['id'],
'extra_info': None,
'reason_not_safe': 'Snapshot already managed',
'source_reference': {
'name': volume['name']
},
'reference': {
'source-guid': guid,
'source-name': snapshot['name']
},
'safe_to_manage': False,
'size': volume['size']
}]
self.assertEqual(expected, result)
def test_unmanage_snapshot(self):
volume = fake_volume(self.ctxt)
snapshot = fake_snapshot(self.ctxt)
snapshot.volume = volume
self.assertIsNone(self.drv.unmanage_snapshot(snapshot))