def extend_share(self, share, new_size, share_server=None):
backend_share = self.client.get_share(share['id'],
share['share_proto'])
if not self._is_share_from_snapshot(backend_share):
self.client.extend_filesystem(backend_share.filesystem, new_size)
else:
share_id = share['id']
reason = ("Driver does not support extending a "
"snapshot based share.")
raise exception.ShareExtendingError(share_id=share_id,
reason=reason)
def extend_share(self, share, new_size, share_server=None):
"""Extend a share to new_size."""
lcfg = self.configuration
free_space = self.zfssa.get_project_stats(lcfg.zfssa_pool,
lcfg.zfssa_project)
diff_space = int(new_size - share['size']) * units.Gi
if diff_space > free_space:
msg = (_('There is not enough free space in project %s')
% (lcfg.zfssa_project))
LOG.error(msg)
raise exception.ShareExtendingError(share_id=share['id'],
reason=msg)
arg = self.create_arg(new_size)
self.zfssa.modify_share(lcfg.zfssa_pool, lcfg.zfssa_project,
share['id'], arg)