def test_volxml_get_notfound_fallback(self, default):
xmlout = mock.Mock()
xmlout.find = mock.Mock(return_value=None)
ret = common.volxml_get(xmlout, 'some/path', default)
self.assertEqual(default, ret)
def test_volxml_get_notfound_fallback(self, default):
xmlout = mock.Mock()
xmlout.find = mock.Mock(return_value=None)
ret = common.volxml_get(xmlout, 'some/path', default=default)
self.assertEqual(default, ret)
def test_volxml_get(self):
xmlout = mock.Mock()
value = mock.Mock()
value.text = 'foobar'
xmlout.find = mock.Mock(return_value=value)
ret = common.volxml_get(xmlout, 'some/path')
self.assertEqual('foobar', ret)
def test_volxml_get(self):
xmlout = mock.Mock()
value = mock.Mock()
value.text = 'foobar'
xmlout.find = mock.Mock(return_value=value)
ret = common.volxml_get(xmlout, 'some/path')
self.assertEqual('foobar', ret)
def test_volxml_get_multiple(self):
xmlout = mock.Mock()
value = mock.Mock()
value.text = 'foobar'
xmlout.find = mock.Mock(side_effect=(None, value))
ret = common.volxml_get(xmlout, 'some/path', 'better/path')
self.assertEqual('foobar', ret)
def create_snapshot(self, context, snapshot, share_server=None):
"""Creates a snapshot."""
gluster_mgr = self._share_manager(snapshot['share'])
if gluster_mgr.qualified in self.gluster_nosnap_vols_dict:
opret, operrno = -1, 0
operrstr = self.gluster_nosnap_vols_dict[gluster_mgr.qualified]
else:
args = ('--xml', 'snapshot', 'create', 'manila-' + snapshot['id'],
gluster_mgr.volume)
out, err = gluster_mgr.gluster_call(*args,
log=("Retrieving volume info"))
if not out:
raise exception.GlusterfsException(
'gluster volume info %s: no data received' %
gluster_mgr.volume)
outxml = etree.fromstring(out)
opret = int(common.volxml_get(outxml, 'opRet'))
operrno = int(common.volxml_get(outxml, 'opErrno'))
operrstr = common.volxml_get(outxml, 'opErrstr', default=None)
if opret == -1:
vers = self.glusterfs_versions[gluster_mgr.host_access]
if common.numreduct(vers) > (3, 6):
# This logic has not yet been implemented in GlusterFS 3.6
if operrno == 0:
self.gluster_nosnap_vols_dict[
gluster_mgr.qualified] = operrstr
msg = _("Share %(share_id)s does not support snapshots: "
"%(errstr)s.") % {
'share_id': snapshot['share_id'],
'errstr': operrstr
}
LOG.error(msg)
raise exception.ShareSnapshotNotSupported(msg)
raise exception.GlusterfsException(
_("Creating snapshot for share %(share_id)s failed "
"with %(errno)d: %(errstr)s") % {
'share_id': snapshot['share_id'],
'errno': operrno,
'errstr': operrstr
})
def create_snapshot(self, context, snapshot, share_server=None):
"""Creates a snapshot."""
gluster_mgr = self._share_manager(snapshot['share'])
if gluster_mgr.qualified in self.gluster_nosnap_vols_dict:
opret, operrno = -1, 0
operrstr = self.gluster_nosnap_vols_dict[gluster_mgr.qualified]
else:
args = ('--xml', 'snapshot', 'create', 'manila-' + snapshot['id'],
gluster_mgr.volume)
out, err = gluster_mgr.gluster_call(
*args,
log=("Retrieving volume info"))
if not out:
raise exception.GlusterfsException(
'gluster volume info %s: no data received' %
gluster_mgr.volume
)
outxml = etree.fromstring(out)
opret = int(common.volxml_get(outxml, 'opRet'))
operrno = int(common.volxml_get(outxml, 'opErrno'))
operrstr = common.volxml_get(outxml, 'opErrstr', default=None)
if opret == -1:
vers = self.glusterfs_versions[gluster_mgr.host_access]
if common.numreduct(vers) > (3, 6):
# This logic has not yet been implemented in GlusterFS 3.6
if operrno == 0:
self.gluster_nosnap_vols_dict[
gluster_mgr.qualified] = operrstr
msg = _("Share %(share_id)s does not support snapshots: "
"%(errstr)s.") % {'share_id': snapshot['share_id'],
'errstr': operrstr}
LOG.error(msg)
raise exception.ShareSnapshotNotSupported(msg)
raise exception.GlusterfsException(
_("Creating snapshot for share %(share_id)s failed "
"with %(errno)d: %(errstr)s") % {
'share_id': snapshot['share_id'],
'errno': operrno,
'errstr': operrstr})
