def delete_snapshot(self, context, snapshot_id):
"""Delete share snapshot."""
context = context.elevated()
snapshot_ref = self.db.share_snapshot_get(context, snapshot_id)
share_server = self._get_share_server(context,
snapshot_ref['share'])
if context.project_id != snapshot_ref['project_id']:
project_id = snapshot_ref['project_id']
else:
project_id = context.project_id
try:
self.driver.delete_snapshot(context, snapshot_ref,
share_server=share_server)
except exception.ShareSnapshotIsBusy:
self.db.share_snapshot_update(context, snapshot_ref['id'],
{'status': 'available'})
except Exception:
with excutils.save_and_reraise_exception():
self.db.share_snapshot_update(context, snapshot_ref['id'],
{'status': 'error_deleting'})
else:
self.db.share_snapshot_destroy(context, snapshot_id)
try:
reservations = QUOTAS.reserve(
context, project_id=project_id, snapshots=-1,
snapshot_gigabytes=-snapshot_ref['size'])
except Exception:
reservations = None
LOG.exception(_LE("Failed to update usages deleting snapshot"))
if reservations:
QUOTAS.commit(context, reservations, project_id=project_id)
def create_share(self, context, share_id, request_spec=None,
filter_properties=None, snapshot_id=None):
"""Creates a share."""
context = context.elevated()
if filter_properties is None:
filter_properties = {}
share_ref = self.db.share_get(context, share_id)
if snapshot_id is not None:
snapshot_ref = self.db.share_snapshot_get(context, snapshot_id)
else:
snapshot_ref = None
try:
if snapshot_ref:
self.driver.allocate_container_from_snapshot(context,
share_ref,
snapshot_ref)
else:
self.driver.allocate_container(context, share_ref)
export_location = self.driver.create_share(context, share_ref)
self.db.share_update(context, share_id,
{'export_location': export_location})
self.driver.create_export(context, share_ref)
except Exception:
with excutils.save_and_reraise_exception():
self.db.share_update(context, share_id, {'status': 'error'})
else:
self.db.share_update(context, share_id,
{'status': 'available',
'launched_at': timeutils.utcnow()})
def delete_share(self, context, share_id):
"""Delete a share."""
context = context.elevated()
share_ref = self.db.share_get(context, share_id)
if context.project_id != share_ref['project_id']:
project_id = share_ref['project_id']
else:
project_id = context.project_id
rules = self.db.share_access_get_all_for_share(context, share_id)
try:
for access_ref in rules:
self._deny_access(context, access_ref, share_ref)
self.driver.delete_share(context, share_ref)
except Exception:
with excutils.save_and_reraise_exception():
self.db.share_update(context, share_id,
{'status': 'error_deleting'})
try:
reservations = QUOTAS.reserve(context,
project_id=project_id,
shares=-1,
gigabytes=-share_ref['size'])
except Exception:
reservations = None
LOG.exception(_("Failed to update usages deleting share"))
self.db.share_delete(context, share_id)
LOG.info(_("share %s: deleted successfully"), share_ref['name'])
if reservations:
QUOTAS.commit(context, reservations, project_id=project_id)
def delete_snapshot(self, context, snapshot_id):
"""Delete share snapshot."""
context = context.elevated()
snapshot_ref = self.db.share_snapshot_get(context, snapshot_id)
share_server = self._get_share_server(context,
snapshot_ref['share'])
if context.project_id != snapshot_ref['project_id']:
project_id = snapshot_ref['project_id']
else:
project_id = context.project_id
try:
self.driver.delete_snapshot(context, snapshot_ref,
share_server=share_server)
except exception.ShareSnapshotIsBusy:
self.db.share_snapshot_update(context, snapshot_ref['id'],
{'status': 'available'})
except Exception:
with excutils.save_and_reraise_exception():
self.db.share_snapshot_update(context, snapshot_ref['id'],
{'status': 'error_deleting'})
else:
self.db.share_snapshot_destroy(context, snapshot_id)
try:
reservations = QUOTAS.reserve(
context, project_id=project_id, snapshots=-1,
snapshot_gigabytes=-snapshot_ref['size'])
except Exception:
reservations = None
LOG.exception(_LE("Failed to update usages deleting snapshot"))
if reservations:
QUOTAS.commit(context, reservations, project_id=project_id)
def delete_share_instance(self, context, share_instance_id):
"""Delete a share instance."""
context = context.elevated()
share_instance = self._get_share_instance(context, share_instance_id)
share = self.db.share_get(context, share_instance["share_id"])
share_server = self._get_share_server(context, share_instance)
try:
self._remove_share_access_rules(context, share, share_instance, share_server)
self.driver.delete_share(context, share_instance, share_server=share_server)
except Exception:
with excutils.save_and_reraise_exception():
self.db.share_instance_update(context, share_instance_id, {"status": constants.STATUS_ERROR_DELETING})
self.db.share_instance_delete(context, share_instance_id)
LOG.info(_LI("Share instance %s: deleted successfully."), share_instance_id)
if CONF.delete_share_server_with_last_share:
share_server = self._get_share_server(context, share_instance)
if share_server and len(share_server.share_instances) == 0:
LOG.debug(
"Scheduled deletion of share-server " "with id '%s' automatically by " "deletion of last share.",
share_server["id"],
)
self.delete_share_server(context, share_server)
def extend_share(self, context, share_id, new_size, reservations):
context = context.elevated()
share = self.db.share_get(context, share_id)
share_server = self._get_share_server(context, share)
project_id = share['project_id']
try:
self.driver.extend_share(
share, new_size, share_server=share_server)
except Exception as e:
LOG.exception(_LE("Extend share failed."), resource=share)
try:
self.db.share_update(
context, share['id'],
{'status': constants.STATUS_EXTENDING_ERROR}
)
raise exception.ShareExtendingError(
reason=six.text_type(e), share_id=share_id)
finally:
QUOTAS.rollback(context, reservations, project_id=project_id)
QUOTAS.commit(context, reservations, project_id=project_id)
share_update = {
'size': int(new_size),
# NOTE(u_glide): translation to lower case should be removed in
# a row with usage of upper case of share statuses in all places
'status': constants.STATUS_AVAILABLE.lower()
}
share = self.db.share_update(context, share['id'], share_update)
LOG.info(_LI("Extend share completed successfully."), resource=share)
def unmanage_share(self, context, share_id):
context = context.elevated()
share_ref = self.db.share_get(context, share_id)
share_server = self._get_share_server(context, share_ref)
project_id = share_ref['project_id']
def share_manage_set_error_status(msg, exception):
status = {'status': constants.STATUS_UNMANAGE_ERROR}
self.db.share_update(context, share_id, status)
LOG.error(msg, six.text_type(exception))
try:
if self.driver.driver_handles_share_servers:
msg = _("Unmanage share is not supported for "
"driver_handles_share_servers=True mode.")
raise exception.InvalidShare(reason=msg)
if share_server:
msg = _("Unmanage share is not supported for "
"shares with share servers.")
raise exception.InvalidShare(reason=msg)
self.driver.unmanage(share_ref)
except exception.InvalidShare as e:
share_manage_set_error_status(
_LE("Share can not be unmanaged: %s."), e)
return
try:
reservations = QUOTAS.reserve(context,
project_id=project_id,
shares=-1,
gigabytes=-share_ref['size'])
QUOTAS.commit(context, reservations, project_id=project_id)
except Exception as e:
# Note(imalinovskiy):
# Quota reservation errors here are not fatal, because
# unmanage is administrator API and he/she could update user
# quota usages later if it's required.
LOG.warning(_LE("Failed to update quota usages: %s."),
six.text_type(e))
if self.configuration.safe_get('unmanage_remove_access_rules'):
try:
self._remove_share_access_rules(context, share_ref,
share_server)
except Exception as e:
share_manage_set_error_status(
_LE("Can not remove access rules of share: %s."), e)
return
self.db.share_update(context, share_id,
{'status': constants.STATUS_UNMANAGED,
'deleted': True})
def unmanage_share(self, context, share_id):
context = context.elevated()
share_ref = self.db.share_get(context, share_id)
share_server = self._get_share_server(context, share_ref)
project_id = share_ref['project_id']
def share_manage_set_error_status(msg, exception):
status = {'status': constants.STATUS_UNMANAGE_ERROR}
self.db.share_update(context, share_id, status)
LOG.error(msg, six.text_type(exception))
try:
if self.driver.driver_handles_share_servers:
msg = _("Unmanage share is not supported for "
"driver_handles_share_servers=True mode.")
raise exception.InvalidShare(reason=msg)
if share_server:
msg = _("Unmanage share is not supported for "
"shares with share servers.")
raise exception.InvalidShare(reason=msg)
self.driver.unmanage(share_ref)
except exception.InvalidShare as e:
share_manage_set_error_status(
_LE("Share can not be unmanaged: %s."), e)
return
try:
reservations = QUOTAS.reserve(context,
project_id=project_id,
shares=-1,
gigabytes=-share_ref['size'])
QUOTAS.commit(context, reservations, project_id=project_id)
except Exception as e:
# Note(imalinovskiy):
# Quota reservation errors here are not fatal, because
# unmanage is administrator API and he/she could update user
# quota usages later if it's required.
LOG.warning(_LE("Failed to update quota usages: %s."),
six.text_type(e))
if self.configuration.safe_get('unmanage_remove_access_rules'):
try:
self._remove_share_access_rules(context, share_ref,
share_server)
except Exception as e:
share_manage_set_error_status(
_LE("Can not remove access rules of share: %s."), e)
return
self.db.share_update(context, share_id,
{'status': constants.STATUS_UNMANAGED,
'deleted': True})
def shrink_share(self, context, share_id, new_size):
context = context.elevated()
share = self.db.share_get(context, share_id)
share_server = self._get_share_server(context, share)
project_id = share['project_id']
new_size = int(new_size)
def error_occurred(exc, msg, status=constants.STATUS_SHRINKING_ERROR):
LOG.exception(msg, resource=share)
self.db.share_update(context, share['id'], {'status': status})
raise exception.ShareShrinkingError(
reason=six.text_type(exc), share_id=share_id)
reservations = None
try:
size_decrease = int(share['size']) - new_size
reservations = QUOTAS.reserve(context,
project_id=share['project_id'],
gigabytes=-size_decrease)
except Exception as e:
error_occurred(
e, _LE("Failed to update quota on share shrinking."))
try:
self.driver.shrink_share(
share, new_size, share_server=share_server)
# NOTE(u_glide): Replace following except block by error notification
# when Manila has such mechanism. It's possible because drivers
# shouldn't shrink share when this validation error occurs.
except Exception as e:
if isinstance(e, exception.ShareShrinkingPossibleDataLoss):
msg = _LE("Shrink share failed due to possible data loss.")
status = constants.STATUS_SHRINKING_POSSIBLE_DATA_LOSS_ERROR
error_params = {'msg': msg, 'status': status}
else:
error_params = {'msg': _LE("Shrink share failed.")}
try:
error_occurred(e, **error_params)
finally:
QUOTAS.rollback(context, reservations, project_id=project_id)
QUOTAS.commit(context, reservations, project_id=project_id)
share_update = {
'size': new_size,
'status': constants.STATUS_AVAILABLE
}
share = self.db.share_update(context, share['id'], share_update)
LOG.info(_LI("Shrink share completed successfully."), resource=share)
def create_share(self, context, share_id, request_spec=None,
filter_properties=None, snapshot_id=None):
"""Creates a share."""
context = context.elevated()
if filter_properties is None:
filter_properties = {}
share_ref = self.db.share_get(context, share_id)
if snapshot_id is not None:
snapshot_ref = self.db.share_snapshot_get(context, snapshot_id)
else:
snapshot_ref = None
share_network_id = share_ref.get('share_network_id', None)
if share_network_id:
try:
share_server = self._share_server_get_or_create(
context, share_network_id)
except Exception:
with excutils.save_and_reraise_exception():
LOG.error(_("Failed to get share server"
" for share creation."))
self.db.share_update(context, share_id,
{'status': 'error'})
share_ref = self.db.share_update(
context, share_id, {'share_server_id': share_server['id']})
LOG.debug("Using share server %s" % share_server['id'])
else:
share_server = None
try:
if snapshot_ref:
export_location = self.driver.create_share_from_snapshot(
context, share_ref, snapshot_ref)
else:
export_location = self.driver.create_share(
context, share_ref, share_server=share_server)
self.db.share_update(context, share_id,
{'export_location': export_location})
except Exception:
with excutils.save_and_reraise_exception():
LOG.error(_("Share %s failed on creation.") % share_id)
self.db.share_update(context, share_id, {'status': 'error'})
else:
LOG.info(_("Share created successfully."))
self.db.share_update(context, share_id,
{'status': 'available',
'launched_at': timeutils.utcnow()})
def manage_share(self, context, share_id, driver_options):
context = context.elevated()
share_ref = self.db.share_get(context, share_id)
project_id = share_ref['project_id']
try:
if self.driver.driver_handles_share_servers:
msg = _("Manage share is not supported for "
"driver_handles_share_servers=True mode.")
raise exception.InvalidShare(reason=msg)
share_update = (
self.driver.manage_existing(share_ref, driver_options) or {})
if not share_update.get('size'):
msg = _("Driver cannot calculate share size.")
raise exception.InvalidShare(reason=msg)
self._update_quota_usages(context, project_id, {
"shares": 1,
"gigabytes": share_update['size'],
})
share_update.update({
'status': 'available',
'launched_at': timeutils.utcnow(),
})
# NOTE(vponomaryov): we should keep only those export locations
# that driver has calculated to avoid incompatibilities with one
# provided by user.
if 'export_locations' in share_update:
self.db.share_export_locations_update(
context, share_id, share_update.pop('export_locations'),
delete=True)
self.db.share_update(context, share_id, share_update)
except Exception:
# NOTE(vponomaryov): set size as 1 because design expects size
# to be set, it also will allow us to handle delete/unmanage
# operations properly with this errored share according to quotas.
self.db.share_update(
context, share_id,
{'status': constants.STATUS_MANAGE_ERROR, 'size': 1})
raise
def manage_share(self, context, share_id, driver_options):
context = context.elevated()
share_ref = self.db.share_get(context, share_id)
project_id = share_ref['project_id']
try:
if self.driver.driver_handles_share_servers:
msg = _("Manage share is not supported for "
"driver_handles_share_servers=True mode.")
raise exception.InvalidShare(reason=msg)
share_update = (
self.driver.manage_existing(share_ref, driver_options) or {})
if not share_update.get('size'):
msg = _("Driver cannot calculate share size.")
raise exception.InvalidShare(reason=msg)
self._update_quota_usages(context, project_id, {
"shares": 1,
"gigabytes": share_update['size'],
})
share_update.update({
'status': 'available',
'launched_at': timeutils.utcnow(),
})
# NOTE(vponomaryov): we should keep only those export locations
# that driver has calculated to avoid incompatibilities with one
# provided by user.
if 'export_locations' in share_update:
self.db.share_export_locations_update(
context, share_id, share_update.pop('export_locations'),
delete=True)
self.db.share_update(context, share_id, share_update)
except Exception:
# NOTE(vponomaryov): set size as 1 because design expects size
# to be set, it also will allow us to handle delete/unmanage
# operations properly with this errored share according to quotas.
self.db.share_update(
context, share_id,
{'status': constants.STATUS_MANAGE_ERROR, 'size': 1})
raise
def delete_share(self, context, share_id):
"""Delete a share."""
context = context.elevated()
share_ref = self.db.share_get(context, share_id)
share_server = self._get_share_server(context, share_ref)
if context.project_id != share_ref['project_id']:
project_id = share_ref['project_id']
else:
project_id = context.project_id
rules = self.db.share_access_get_all_for_share(context, share_id)
try:
for access_ref in rules:
self._deny_access(context, access_ref, share_ref, share_server)
self.driver.delete_share(context,
share_ref,
share_server=share_server)
except Exception:
with excutils.save_and_reraise_exception():
self.db.share_update(context, share_id,
{'status': 'error_deleting'})
try:
reservations = QUOTAS.reserve(context,
project_id=project_id,
shares=-1,
gigabytes=-share_ref['size'])
except Exception:
reservations = None
LOG.exception(_LE("Failed to update usages deleting share"))
self.db.share_delete(context, share_id)
LOG.info(_LI("Share %s: deleted successfully."), share_ref['name'])
if reservations:
QUOTAS.commit(context, reservations, project_id=project_id)
if CONF.delete_share_server_with_last_share:
share_server = self._get_share_server(context, share_ref)
if share_server and not share_server.shares:
LOG.debug(
"Scheduled deletion of share-server "
"with id '%s' automatically by "
"deletion of last share.", share_server['id'])
self.delete_share_server(context, share_server)
def delete_share(self, context, share_id):
"""Delete a share."""
context = context.elevated()
share_ref = self.db.share_get(context, share_id)
share_server = self._get_share_server(context, share_ref)
if context.project_id != share_ref['project_id']:
project_id = share_ref['project_id']
else:
project_id = context.project_id
try:
self._remove_share_access_rules(context, share_ref, share_server)
self.driver.delete_share(context, share_ref,
share_server=share_server)
except Exception:
with excutils.save_and_reraise_exception():
self.db.share_update(
context,
share_id,
{'status': constants.STATUS_ERROR_DELETING})
try:
reservations = QUOTAS.reserve(context,
project_id=project_id,
shares=-1,
gigabytes=-share_ref['size'])
except Exception:
reservations = None
LOG.exception(_LE("Failed to update usages deleting share"))
self.db.share_delete(context, share_id)
LOG.info(_LI("Share %s: deleted successfully."), share_ref['name'])
if reservations:
QUOTAS.commit(context, reservations, project_id=project_id)
if CONF.delete_share_server_with_last_share:
share_server = self._get_share_server(context, share_ref)
if share_server and not share_server.shares:
LOG.debug("Scheduled deletion of share-server "
"with id '%s' automatically by "
"deletion of last share.", share_server['id'])
self.delete_share_server(context, share_server)
def create_share(self, context, share_id, request_spec=None,
filter_properties=None, snapshot_id=None):
"""Creates a share."""
context = context.elevated()
if filter_properties is None:
filter_properties = {}
share_ref = self.db.share_get(context, share_id)
if snapshot_id is not None:
snapshot_ref = self.db.share_snapshot_get(context, snapshot_id)
else:
snapshot_ref = None
share_network_id = share_ref.get('share_network_id', None)
if share_network_id:
share_network = self.db.share_network_get(context,
share_network_id)
if share_network['status'] == constants.STATUS_INACTIVE:
share_network = self._activate_share_network(
context,
share_network)
else:
share_network = {}
share_ref['network_info'] = share_network
try:
if snapshot_ref:
export_location = self.driver.create_share_from_snapshot(
context, share_ref, snapshot_ref)
else:
export_location = self.driver.create_share(context, share_ref)
self.db.share_update(context, share_id,
{'export_location': export_location})
except Exception:
with excutils.save_and_reraise_exception():
self.db.share_update(context, share_id, {'status': 'error'})
else:
self.db.share_update(context, share_id,
{'status': 'available',
'launched_at': timeutils.utcnow()})
def delete_snapshot(self, context, snapshot_id):
"""Delete share snapshot."""
context = context.elevated()
snapshot_ref = self.db.share_snapshot_get(context, snapshot_id)
share_server = self._get_share_server(context, snapshot_ref["share"])
snapshot_instance = self.db.share_snapshot_instance_get(
context, snapshot_ref.instance["id"], with_share_data=True
)
snapshot_instance_id = snapshot_instance["id"]
if context.project_id != snapshot_ref["project_id"]:
project_id = snapshot_ref["project_id"]
else:
project_id = context.project_id
try:
self.driver.delete_snapshot(context, snapshot_instance, share_server=share_server)
except exception.ShareSnapshotIsBusy:
self.db.share_snapshot_instance_update(
context, snapshot_instance_id, {"status": constants.STATUS_AVAILABLE}
)
except Exception:
with excutils.save_and_reraise_exception():
self.db.share_snapshot_instance_update(
context, snapshot_instance_id, {"status": constants.STATUS_ERROR_DELETING}
)
else:
self.db.share_snapshot_destroy(context, snapshot_id)
try:
reservations = QUOTAS.reserve(
context, project_id=project_id, snapshots=-1, snapshot_gigabytes=-snapshot_ref["size"]
)
except Exception:
reservations = None
LOG.exception(_LE("Failed to update usages deleting snapshot"))
if reservations:
QUOTAS.commit(context, reservations, project_id=project_id)
def create_share(self, context, share_id, request_spec=None,
filter_properties=None, snapshot_id=None):
"""Creates a share."""
context = context.elevated()
if filter_properties is None:
filter_properties = {}
share_ref = self.db.share_get(context, share_id)
share_network_id = share_ref.get('share_network_id', None)
if share_network_id and not self.driver.driver_handles_share_servers:
self.db.share_update(context, share_id, {'status': 'error'})
raise exception.ManilaException(
"Driver does not expect share-network to be provided "
"with current configuration.")
if snapshot_id is not None:
snapshot_ref = self.db.share_snapshot_get(context, snapshot_id)
parent_share_server_id = snapshot_ref['share']['share_server_id']
else:
snapshot_ref = None
parent_share_server_id = None
if parent_share_server_id:
try:
share_server = self.db.share_server_get(context,
parent_share_server_id)
LOG.debug("Using share_server "
"%s for share %s" % (share_server['id'], share_id))
share_ref = self.db.share_update(
context, share_id, {'share_server_id': share_server['id']})
except exception.ShareServerNotFound:
with excutils.save_and_reraise_exception():
LOG.error(_LE("Share server %s does not exist."),
parent_share_server_id)
self.db.share_update(context, share_id,
{'status': 'error'})
elif share_network_id:
try:
share_server, share_ref = self._provide_share_server_for_share(
context, share_network_id, share_id)
except Exception:
with excutils.save_and_reraise_exception():
LOG.error(_LE("Failed to get share server"
" for share creation."))
self.db.share_update(context, share_id,
{'status': 'error'})
else:
share_server = None
try:
if snapshot_ref:
export_locations = self.driver.create_share_from_snapshot(
context, share_ref, snapshot_ref,
share_server=share_server)
else:
export_locations = self.driver.create_share(
context, share_ref, share_server=share_server)
self.db.share_export_locations_update(context, share_id,
export_locations)
except Exception as e:
with excutils.save_and_reraise_exception():
LOG.error(_LE("Share %s failed on creation."), share_id)
detail_data = getattr(e, 'detail_data', {})
def get_export_location(details):
if not isinstance(details, dict):
return None
return details.get('export_locations',
details.get('export_location'))
export_locations = get_export_location(detail_data)
if export_locations:
self.db.share_export_locations_update(
context, share_id, export_locations)
else:
LOG.warning(_LW('Share information in exception '
'can not be written to db because it '
'contains %s and it is not a dictionary.'),
detail_data)
self.db.share_update(context, share_id, {'status': 'error'})
else:
LOG.info(_LI("Share created successfully."))
self.db.share_update(context, share_id,
{'status': 'available',
'launched_at': timeutils.utcnow()})
def create_share_instance(
self, context, share_instance_id, request_spec=None, filter_properties=None, snapshot_id=None
):
"""Creates a share instance."""
context = context.elevated()
share_instance = self._get_share_instance(context, share_instance_id)
share_network_id = share_instance.get("share_network_id", None)
if share_network_id and not self.driver.driver_handles_share_servers:
self.db.share_instance_update(context, share_instance_id, {"status": constants.STATUS_ERROR})
raise exception.ManilaException(
"Driver does not expect share-network to be provided " "with current configuration."
)
if snapshot_id is not None:
snapshot_ref = self.db.share_snapshot_get(context, snapshot_id)
parent_share_server_id = snapshot_ref["share"]["share_server_id"]
else:
snapshot_ref = None
parent_share_server_id = None
if share_network_id or parent_share_server_id:
try:
share_server, share_instance = self._provide_share_server_for_share(
context, share_network_id, share_instance, snapshot=snapshot_ref
)
except Exception:
with excutils.save_and_reraise_exception():
LOG.error(_LE("Failed to get share server" " for share instance creation."))
self.db.share_instance_update(context, share_instance_id, {"status": constants.STATUS_ERROR})
else:
share_server = None
try:
if snapshot_ref:
export_locations = self.driver.create_share_from_snapshot(
context, share_instance, snapshot_ref.instance, share_server=share_server
)
else:
export_locations = self.driver.create_share(context, share_instance, share_server=share_server)
self.db.share_export_locations_update(context, share_instance["id"], export_locations)
except Exception as e:
with excutils.save_and_reraise_exception():
LOG.error(_LE("Share instance %s failed on creation."), share_instance_id)
detail_data = getattr(e, "detail_data", {})
def get_export_location(details):
if not isinstance(details, dict):
return None
return details.get("export_locations", details.get("export_location"))
export_locations = get_export_location(detail_data)
if export_locations:
self.db.share_export_locations_update(context, share_instance["id"], export_locations)
else:
LOG.warning(
_LW(
"Share instance information in exception "
"can not be written to db because it "
"contains %s and it is not a dictionary."
),
detail_data,
)
self.db.share_instance_update(context, share_instance_id, {"status": constants.STATUS_ERROR})
else:
LOG.info(_LI("Share instance created successfully."))
self.db.share_instance_update(
context, share_instance_id, {"status": constants.STATUS_AVAILABLE, "launched_at": timeutils.utcnow()}
)
def create_share(self,
context,
share_id,
request_spec=None,
filter_properties=None,
snapshot_id=None):
"""Creates a share."""
context = context.elevated()
if filter_properties is None:
filter_properties = {}
share_ref = self.db.share_get(context, share_id)
if snapshot_id is not None:
snapshot_ref = self.db.share_snapshot_get(context, snapshot_id)
parent_share_server_id = snapshot_ref['share']['share_server_id']
else:
snapshot_ref = None
parent_share_server_id = None
share_network_id = share_ref.get('share_network_id', None)
if parent_share_server_id:
try:
share_server = self.db.share_server_get(
context, parent_share_server_id)
LOG.debug("Using share_server "
"%s for share %s" % (share_server['id'], share_id))
share_ref = self.db.share_update(
context, share_id, {'share_server_id': share_server['id']})
except exception.ShareServerNotFound:
with excutils.save_and_reraise_exception():
LOG.error(_("Share server %s does not exist."),
parent_share_server_id)
self.db.share_update(context, share_id,
{'status': 'error'})
elif share_network_id:
try:
share_server, share_ref = self._provide_share_server_for_share(
context, share_network_id, share_id)
except Exception:
with excutils.save_and_reraise_exception():
LOG.error(
_("Failed to get share server"
" for share creation."))
self.db.share_update(context, share_id,
{'status': 'error'})
else:
share_server = None
try:
if snapshot_ref:
export_location = self.driver.create_share_from_snapshot(
context,
share_ref,
snapshot_ref,
share_server=share_server)
else:
export_location = self.driver.create_share(
context, share_ref, share_server=share_server)
self.db.share_update(context, share_id,
{'export_location': export_location})
except Exception:
with excutils.save_and_reraise_exception():
LOG.error(_("Share %s failed on creation."), share_id)
self.db.share_update(context, share_id, {'status': 'error'})
else:
LOG.info(_("Share created successfully."))
self.db.share_update(context, share_id, {
'status': 'available',
'launched_at': timeutils.utcnow()
})
def create_share(self, context, share_id, request_spec=None,
filter_properties=None, snapshot_id=None):
"""Creates a share."""
context = context.elevated()
if filter_properties is None:
filter_properties = {}
share_ref = self.db.share_get(context, share_id)
share_network_id = share_ref.get('share_network_id', None)
if share_network_id and not self.driver.driver_handles_share_servers:
self.db.share_update(context, share_id, {'status': 'error'})
raise exception.ManilaException(
"Driver does not expect share-network to be provided "
"with current configuration.")
if snapshot_id is not None:
snapshot_ref = self.db.share_snapshot_get(context, snapshot_id)
parent_share_server_id = snapshot_ref['share']['share_server_id']
else:
snapshot_ref = None
parent_share_server_id = None
if parent_share_server_id:
try:
share_server = self.db.share_server_get(context,
parent_share_server_id)
LOG.debug("Using share_server "
"%s for share %s" % (share_server['id'], share_id))
share_ref = self.db.share_update(
context, share_id, {'share_server_id': share_server['id']})
except exception.ShareServerNotFound:
with excutils.save_and_reraise_exception():
LOG.error(_LE("Share server %s does not exist."),
parent_share_server_id)
self.db.share_update(context, share_id,
{'status': 'error'})
elif share_network_id:
try:
share_server, share_ref = self._provide_share_server_for_share(
context, share_network_id, share_id)
except Exception:
with excutils.save_and_reraise_exception():
LOG.error(_LE("Failed to get share server"
" for share creation."))
self.db.share_update(context, share_id,
{'status': 'error'})
else:
share_server = None
try:
if snapshot_ref:
export_locations = self.driver.create_share_from_snapshot(
context, share_ref, snapshot_ref,
share_server=share_server)
else:
export_locations = self.driver.create_share(
context, share_ref, share_server=share_server)
self.db.share_export_locations_update(context, share_id,
export_locations)
except Exception as e:
with excutils.save_and_reraise_exception():
LOG.error(_LE("Share %s failed on creation."), share_id)
detail_data = getattr(e, 'detail_data', {})
def get_export_location(details):
if not isinstance(details, dict):
return None
return details.get('export_locations',
details.get('export_location'))
export_locations = get_export_location(detail_data)
if export_locations:
self.db.share_export_locations_update(
context, share_id, export_locations)
else:
LOG.warning(_LW('Share information in exception '
'can not be written to db because it '
'contains %s and it is not a dictionary.'),
detail_data)
self.db.share_update(context, share_id, {'status': 'error'})
else:
LOG.info(_LI("Share created successfully."))
self.db.share_update(context, share_id,
{'status': 'available',
'launched_at': timeutils.utcnow()})
