def _permission_name(entity, which_perm):
"""Find a permission name.
Attempt to locate a permission in :data:`robottelo.constants.PERMISSIONS`.
For example, return 'view_architectures' if ``entity`` is ``Architecture``
and ``which_perm`` is 'read'.
:param entity: A ``nailgun.entity_mixins.Entity`` subclass.
:param str which_perm: Either the word "create", "read", "update" or
"delete".
:raise: ``LookupError`` if a relevant permission cannot be found, or if
multiple results are found.
"""
pattern = {
'create': '^create_',
'delete': '^destroy_',
'read': '^view_',
'update': '^edit_',
}[which_perm]
perm_names = []
permissions = (PERMISSIONS.get(entity.__name__)
or PERMISSIONS.get('Katello::{0}'.format(entity.__name__)))
for permission in permissions:
match = re.match(pattern, permission)
if match is not None:
perm_names.append(permission)
if len(perm_names) != 1:
raise LookupError(
'Could not find the requested permission. Found: {0}'.format(
perm_names))
return perm_names[0]
def _permission_name(entity, which_perm):
"""Find a permission name.
Attempt to locate a permission in :data:`robottelo.constants.PERMISSIONS`.
For example, return 'view_architectures' if ``entity`` is ``Architecture``
and ``which_perm`` is 'read'.
:param entity: A ``nailgun.entity_mixins.Entity`` subclass.
:param str which_perm: Either the word "create", "read", "update" or
"delete".
:raise: ``LookupError`` if a relevant permission cannot be found, or if
multiple results are found.
"""
pattern = {
'create': '^create_',
'delete': '^destroy_',
'read': '^view_',
'update': '^edit_',
}[which_perm]
perm_names = []
permissions = (PERMISSIONS.get(entity.__name__) or
PERMISSIONS.get('Katello::{0}'.format(entity.__name__)))
for permission in permissions:
match = re.match(pattern, permission)
if match is not None:
perm_names.append(permission)
if len(perm_names) != 1:
raise LookupError(
'Could not find the requested permission. Found: {0}'
.format(perm_names)
)
return perm_names[0]
