def and_(items, keys, values):
'''
:param items: items which are to be searched
for matching all values.
:param keys: keys which to be match,
key in values and items should be the same.
:param values: values which to be match
'''
result = []
# Note(hzrandd):check the values should search or not,
# to deal with the sort_key(s) which is(are) error.
# such as : 'hos'or 'hosts', it likes 'host',
# so return all the items for user.
tag = False
for k, v in values.items():
if values[k] is not None:
tag = True
break
if not tag:
return items
for item in items:
matched = True
for key in keys:
# target is what user want
target = values.get(key, None)
if target is None:
# No search for this key
continue
item_attr = utils.get_value_by_key(item, key)
if item_attr is None:
# item doesn't contain key
LOG.warn(_("Item does not contain key %s.") % key)
matched = False
break
elif isinstance(item_attr, list):
# if get item_attr list from item,
# compare each item_attr.
# All not matched, the item is abandoned.
one_match = False
for each_value in item_attr:
if target.lower() == each_value.lower():
one_match = True
break
if not one_match:
matched = False
break
elif isinstance(item_attr, bool):
if item_attr != (target.lower() in TRUE_STR_LIST):
matched = False
break
elif target.lower() != item_attr.lower():
# if item_attr is not None and not list,
# compare with target.
matched = False
break
if matched:
result.append(item)
return result
def sort_key_for_ip(item):
result = []
try:
ips = utils.get_value_by_key(item, sort_key)
if not ips:
return result
if not isinstance(ips, list):
return utils.convert_IP_to_tuple(ips)
for ip in ips:
result.append(utils.convert_IP_to_tuple(ip))
except (AttributeError, TypeError, ValueError):
LOG.exception("Error occurred when sort by IP.")
raise exception.InvalidIP(message=_("IP which is sorting"
" is not valid."))
return result
def or_(items, keys, value, tenantid_key, tenantid):
'''
specify keys in items and search match any key and value.
'''
LOG.debug(_("or_ for value %s and tenantid %s") % (value, tenantid))
if value is None and tenantid is None:
return items
results = []
for item in items:
if tenantid is not None and tenantid in item.get(tenantid_key, None):
# If tenantid is matched, add matched item
# and no need for compare other keys.
# Then continue to match other items.
results.append(item)
continue
if value is None:
# search only by tenant id
continue
for key in keys:
item_attr = utils.get_value_by_key(item, key)
if item_attr is None:
LOG.debug(_("get value by key %s and return item_attr %s") %
(key, item_attr))
elif isinstance(item_attr, list):
# if get value list from item,
# compare each value.
# One matched. append the item.
one_match = False
for each_target in item_attr:
if value.lower() == each_target.lower():
one_match = True
break
if one_match:
results.append(item)
break
elif isinstance(item_attr, bool):
if item_attr == (value.lower() in TRUE_STR_LIST):
results.append(item)
break
elif value.lower() == item_attr.lower():
# if item_attr is not none and not list
# compare value.
results.append(item)
break
return results
