11:08 a.m.
This patch fixes the error handling when storagevolume.py tries to
update the database with reference count information.
Signed-off-by: Rodrigo Trujillo <rodrigo.trujillo(a)linux.vnet.ibm.com>
---
src/kimchi/i18n.py | 1 +
src/kimchi/model/storagevolumes.py | 49 ++++++++++++++++++++++++--------------
2 files changed, 32 insertions(+), 18 deletions(-)
diff --git a/src/kimchi/i18n.py b/src/kimchi/i18n.py
index e8b3503..35aeef9 100644
--- a/src/kimchi/i18n.py
+++ b/src/kimchi/i18n.py
@@ -163,6 +163,7 @@ messages = {
"KCHVOL0014E": _("Storage volume allocation must be an integer
number"),
"KCHVOL0015E": _("Storage volume format not supported"),
"KCHVOL0016E": _("Storage volume requires a volume name"),
+ "KCHVOL0017E": _("Unable to update database with storage volume
information due error: %(err)s"),
"KCHIFACE0001E": _("Interface %(name)s does not exist"),
diff --git a/src/kimchi/model/storagevolumes.py b/src/kimchi/model/storagevolumes.py
index 1253823..6a91c86 100644
--- a/src/kimchi/model/storagevolumes.py
+++ b/src/kimchi/model/storagevolumes.py
@@ -79,8 +79,14 @@ class StorageVolumesModel(object):
{'name': name, 'pool': pool,
'err': e.get_error_message()})
- with self.objstore as session:
- session.store('storagevolume', vol_id, {'ref_cnt': 0})
+ try:
+ with self.objstore as session:
+ session.store('storagevolume', vol_id, {'ref_cnt': 0})
+ except Exception as e:
+ # If the storage volume was created flawlessly, then lets hide this
+ # error to avoid more error in the VM creation process
+ kimchi_log.warning('Unable to store storage volume id in '
+ 'objectstore due error: %s', e.message)
return name
@@ -117,22 +123,29 @@ class StorageVolumeModel(object):
def _get_ref_cnt(self, pool, name, path):
vol_id = '%s:%s' % (pool, name)
- with self.objstore as session:
- try:
- ref_cnt = session.get('storagevolume',
vol_id)['ref_cnt']
- except NotFoundError:
- # Fix storage volume created outside kimchi scope
- ref_cnt = 0
- args = {'conn': self.conn, 'objstore': self.objstore}
- # try to find this volume in exsisted vm
- vms = VMsModel.get_vms(self.conn)
- for vm in vms:
- storages = VMStoragesModel(**args).get_list(vm)
- for disk in storages:
- d_info = VMStorageModel(**args).lookup(vm, disk)
- if path == d_info['path']:
- ref_cnt = ref_cnt + 1
- session.store('storagevolume', vol_id, {'ref_cnt':
ref_cnt})
+ try:
+ with self.objstore as session:
+ try:
+ ref_cnt = session.get('storagevolume',
vol_id)['ref_cnt']
+ except NotFoundError:
+ # Fix storage volume created outside kimchi scope
+ ref_cnt = 0
+ args = {'conn': self.conn, 'objstore':
self.objstore}
+ # try to find this volume in exsisted vm
+ vms = VMsModel.get_vms(self.conn)
+ for vm in vms:
+ storages = VMStoragesModel(**args).get_list(vm)
+ for disk in storages:
+ d_info = VMStorageModel(**args).lookup(vm, disk)
+ if path == d_info['path']:
+ ref_cnt = ref_cnt + 1
+ session.store('storagevolume', vol_id,
+ {'ref_cnt': ref_cnt})
+ except Exception as e:
+ # This exception is going to catch errors returned by 'with',
+ # specially ones generated by 'session.store'. It is outside
+ # to avoid conflict with the __exit__ function of 'with'
+ raise OperationFailed('KCHVOL0017E',{'err': e.message})
return ref_cnt
--
1.8.5.3