def on_put(self, request, response, project_id, pool):
"""Registers a new pool. Expects the following input:
{"weight": 100, "uri": ""}
An options object may also be provided.
:returns: HTTP | [201, 204]
"""
LOG.debug(u'PUT pool - name: %s', pool)
data = utils.load(request)
utils.validate(self._validators['create'], data)
if not storage_utils.can_connect(data['uri']):
raise wsgi_errors.HTTPBadRequestBody('cannot connect to %s' %
data['uri'])
self._ctrl.create(pool,
weight=data['weight'],
uri=data['uri'],
options=data.get('options', {}))
response.status = falcon.HTTP_201
response.location = request.path
def on_put(self, request, response, project_id, pool):
"""Registers a new pool. Expects the following input:
{"weight": 100, "uri": ""}
An options object may also be provided.
:returns: HTTP | [201, 204]
"""
LOG.debug(u'PUT pool - name: %s', pool)
data = utils.load(request)
utils.validate(self._validators['create'], data)
if not storage_utils.can_connect(data['uri']):
raise wsgi_errors.HTTPBadRequestBody(
'cannot connect to %s' % data['uri']
)
self._ctrl.create(pool, weight=data['weight'],
uri=data['uri'],
options=data.get('options', {}))
response.status = falcon.HTTP_201
response.location = request.path
def on_patch(self, request, response, project_id, pool):
"""Allows one to update a pool's weight, uri, and/or options.
This method expects the user to submit a JSON object
containing at least one of: 'uri', 'weight', 'options'. If
none are found, the request is flagged as bad. There is also
strict format checking through the use of
jsonschema. Appropriate errors are returned in each case for
badly formatted input.
:returns: HTTP | 200,400
"""
LOG.debug(u'PATCH pool - name: %s', pool)
data = utils.load(request)
EXPECT = ('weight', 'uri', 'options')
if not any([(field in data) for field in EXPECT]):
LOG.debug(u'PATCH pool, bad params')
raise wsgi_errors.HTTPBadRequestBody(
'One of `uri`, `weight`, or `options` needs '
'to be specified'
)
for field in EXPECT:
utils.validate(self._validators[field], data)
if 'uri' in data and not storage_utils.can_connect(data['uri']):
raise wsgi_errors.HTTPBadRequestBody(
'cannot connect to %s' % data['uri']
)
fields = common_utils.fields(data, EXPECT,
pred=lambda v: v is not None)
try:
self._ctrl.update(pool, **fields)
except errors.PoolDoesNotExist as ex:
LOG.exception(ex)
raise falcon.HTTPNotFound()
def on_patch(self, request, response, project_id, pool):
"""Allows one to update a pool's weight, uri, and/or options.
This method expects the user to submit a JSON object
containing at least one of: 'uri', 'weight', 'options'. If
none are found, the request is flagged as bad. There is also
strict format checking through the use of
jsonschema. Appropriate errors are returned in each case for
badly formatted input.
:returns: HTTP | 200,400
"""
LOG.debug(u'PATCH pool - name: %s', pool)
data = utils.load(request)
EXPECT = ('weight', 'uri', 'options')
if not any([(field in data) for field in EXPECT]):
LOG.debug(u'PATCH pool, bad params')
raise wsgi_errors.HTTPBadRequestBody(
'One of `uri`, `weight`, or `options` needs '
'to be specified')
for field in EXPECT:
utils.validate(self._validators[field], data)
if 'uri' in data and not storage_utils.can_connect(data['uri']):
raise wsgi_errors.HTTPBadRequestBody('cannot connect to %s' %
data['uri'])
fields = common_utils.fields(data,
EXPECT,
pred=lambda v: v is not None)
try:
self._ctrl.update(pool, **fields)
except errors.PoolDoesNotExist as ex:
LOG.exception(ex)
raise falcon.HTTPNotFound()
def test_can_connect_fails_if_bad_uri(self, uri):
self.assertFalse(utils.can_connect(uri))
def test_can_connect_suceeds_if_good_uri_sqlite(self):
self.assertTrue(utils.can_connect('sqlite://:memory:'))
def test_can_connect_suceeds_if_good_uri_mongo(self):
self.assertTrue(utils.can_connect('mongodb://localhost:27017'))
def test_can_connect_fails_if_bad_uri(self, uri):
self.assertFalse(utils.can_connect(uri))
def test_can_connect_suceeds_if_good_uri_sqlite(self):
self.assertTrue(utils.can_connect('sqlite://memory'))
def test_can_connect_suceeds_if_good_uri_mongo(self):
self.assertTrue(utils.can_connect('mongodb://localhost:27017'))