def main(client_id, user_arguments_dict):
"""Main function used by front end"""
(configuration, logger, output_objects, op_name) = \
initialize_main_variables(client_id)
defaults = signature()[1]
(validate_status, accepted) = validate_input_and_cert(
user_arguments_dict,
defaults,
output_objects,
client_id,
configuration,
allow_rejects=False,
)
if not validate_status:
return (accepted, returnvalues.CLIENT_ERROR)
unique_resource_name = accepted['unique_resource_name'][-1]
if not is_owner(client_id, unique_resource_name,
configuration.resource_home, logger):
output_objects.append({
'object_type':
'error_text',
'text':
'You must be an owner of %s to get the list of owners!' %
unique_resource_name
})
return (output_objects, returnvalues.CLIENT_ERROR)
# is_owner incorporates unique_resource_name verification - no need to
# specifically check for illegal directory traversal
base_dir = os.path.abspath(
os.path.join(configuration.resource_home,
unique_resource_name)) + os.sep
owners_file = os.path.join(base_dir, 'owners')
(list_status, msg) = list_items_in_pickled_list(owners_file, logger)
if not list_status:
output_objects.append({
'object_type':
'error_text',
'text':
'Could not get list of owners, reason: %s' % msg
})
return (output_objects, returnvalues.SYSTEM_ERROR)
output_objects.append({'object_type': 'list', 'list': msg})
return (output_objects, returnvalues.OK)
def vgrid_list(vgrid_name, group, configuration, recursive=True,
allow_missing=False):
"""Shared helper function to get a list of group entities in vgrid. The
optional recursive argument is used to switch between direct vgrid and
recursive vgrid operation including entities from parent vgrids.
If allow_missing is set a missing entity file results in success and an
empty list.
"""
if group == 'owners':
name = configuration.vgrid_owners
elif group == 'members':
name = configuration.vgrid_members
elif group == 'resources':
name = configuration.vgrid_resources
elif group == 'triggers':
name = configuration.vgrid_triggers
else:
return (False, "vgrid_list: unknown group: '%s'" % group)
if recursive:
vgrid_parts = vgrid_name.split('/')
else:
vgrid_parts = [vgrid_name]
vgrid_dir = ''
output = []
for sub_vgrid in vgrid_parts:
vgrid_dir = os.path.join(vgrid_dir, sub_vgrid)
name_path = os.path.join(configuration.vgrid_home, vgrid_dir, name)
(status, msg) = list_items_in_pickled_list(name_path,
configuration.logger)
if status:
# msg is a list
# We sometimes find singleton lists containing an empty
# string. Reason is historic python type confusion(tm),
# namely using the empty list as an error indicator, on
# the way down through listhandling, fileio, and serial.
# The empty lists are put in at createvgrid.py.
if msg != ['']:
output.extend(msg)
elif allow_missing and not os.path.exists(name_path):
output = []
else:
return (False, msg)
return (True, output)
def main(client_id, user_arguments_dict):
"""Main function used by front end"""
(configuration, logger, output_objects, op_name) = initialize_main_variables(client_id)
defaults = signature()[1]
(validate_status, accepted) = validate_input_and_cert(
user_arguments_dict, defaults, output_objects, client_id, configuration, allow_rejects=False
)
if not validate_status:
return (accepted, returnvalues.CLIENT_ERROR)
unique_resource_name = accepted["unique_resource_name"][-1]
if not is_owner(client_id, unique_resource_name, configuration.resource_home, logger):
output_objects.append(
{
"object_type": "error_text",
"text": "You must be an owner of %s to get the list of owners!" % unique_resource_name,
}
)
return (output_objects, returnvalues.CLIENT_ERROR)
# is_owner incorporates unique_resource_name verification - no need to
# specifically check for illegal directory traversal
base_dir = os.path.abspath(os.path.join(configuration.resource_home, unique_resource_name)) + os.sep
owners_file = os.path.join(base_dir, "owners")
(status, msg) = list_items_in_pickled_list(owners_file, logger)
if not status:
output_objects.append({"object_type": "error_text", "text": "Could not get list of owners, reason: %s" % msg})
return (output_objects, returnvalues.SYSTEM_ERROR)
output_objects.append({"object_type": "list", "list": msg})
return (output_objects, returnvalues.OK)
