def invoke(self, context):
try:
method = getattr(self.controller,
ec2utils.camelcase_to_underscore(self.action))
except AttributeError:
LOG.debug('Unsupported API request: controller = '
'%(controller)s, action = %(action)s',
{'controller': self.controller,
'action': self.action})
# TODO(gundlach): Raise custom exception, trap in apiserver,
# and reraise as 400 error.
raise exception.InvalidRequest()
args = ec2utils.dict_from_dotted_str(self.args.items())
for key in args.keys():
# NOTE(vish): Turn numeric dict keys into lists
if isinstance(args[key], dict):
if args[key] != {} and args[key].keys()[0].isdigit():
s = args[key].items()
s.sort()
args[key] = [v for k, v in s]
result = method(context, **args)
return self._render_response(result, context.request_id)
def test_dict_from_dotted_str(self):
in_str = [('BlockDeviceMapping.1.DeviceName', '/dev/sda1'),
('BlockDeviceMapping.1.Ebs.SnapshotId', 'snap-0000001c'),
('BlockDeviceMapping.1.Ebs.VolumeSize', '80'),
('BlockDeviceMapping.1.Ebs.DeleteOnTermination', 'false'),
('BlockDeviceMapping.2.DeviceName', '/dev/sdc'),
('BlockDeviceMapping.2.VirtualName', 'ephemeral0')]
expected_dict = {
'block_device_mapping': {
'1': {
'device_name': '/dev/sda1',
'ebs': {
'snapshot_id': 'snap-0000001c',
'volume_size': 80,
'delete_on_termination': False
}
},
'2': {
'device_name': '/dev/sdc',
'virtual_name': 'ephemeral0'
}
}
}
out_dict = ec2utils.dict_from_dotted_str(in_str)
self.assertThat(out_dict, matchers.DictMatches(expected_dict))
def test_dict_from_dotted_str(self):
in_str = [('BlockDeviceMapping.1.DeviceName', '/dev/sda1'),
('BlockDeviceMapping.1.Ebs.SnapshotId', 'snap-0000001c'),
('BlockDeviceMapping.1.Ebs.VolumeSize', '80'),
('BlockDeviceMapping.1.Ebs.DeleteOnTermination', 'false'),
('BlockDeviceMapping.2.DeviceName', '/dev/sdc'),
('BlockDeviceMapping.2.VirtualName', 'ephemeral0')]
expected_dict = {
'block_device_mapping': {
'1': {'device_name': '/dev/sda1',
'ebs': {'snapshot_id': 'snap-0000001c',
'volume_size': 80,
'delete_on_termination': False}},
'2': {'device_name': '/dev/sdc',
'virtual_name': 'ephemeral0'}}}
out_dict = ec2utils.dict_from_dotted_str(in_str)
self.assertThat(out_dict, matchers.DictMatches(expected_dict))
