class Queue(resource2.Resource):
# FIXME(anyone): The name string of `location` field of Zaqar API response
# is lower case. That is inconsistent with the guide from API-WG. This is
# a workaround for this issue.
location = resource2.Header("location")
resources_key = "queues"
base_path = "/queues"
service = message_service.MessageService()
# capabilities
allow_create = True
allow_list = True
allow_get = True
allow_delete = True
# Properties
#: The default TTL of messages defined for a queue, which will effect for
#: any messages posted to the queue.
default_message_ttl = resource2.Body("_default_message_ttl")
#: Description of the queue.
description = resource2.Body("description")
#: The max post size of messages defined for a queue, which will effect
#: for any messages posted to the queue.
max_messages_post_size = resource2.Body("_max_messages_post_size")
#: Name of the queue. The name is the unique identity of a queue. It
#: must not exceed 64 bytes in length, and it is limited to US-ASCII
#: letters, digits, underscores, and hyphens.
name = resource2.Body("name", alternate_id=True)
#: The ID to identify the client accessing Zaqar API. Must be specified
#: in header for each API request.
client_id = resource2.Header("Client-ID")
#: The ID to identify the project accessing Zaqar API. Must be specified
#: in case keystone auth is not enabled in Zaqar service.
project_id = resource2.Header("X-PROJECT-ID")
def create(self, session, prepend_key=True):
request = self._prepare_request(requires_id=True,
prepend_key=prepend_key)
headers = {
"Client-ID": self.client_id or str(uuid.uuid4()),
"X-PROJECT-ID": self.project_id or session.get_project_id()
}
request.headers.update(headers)
response = session.put(request.url,
json=request.body,
headers=request.headers)
self._translate_response(response, has_body=False)
return self
@classmethod
def list(cls, session, paginated=False, **params):
"""This method is a generator which yields queue objects.
This is almost the copy of list method of resource2.Resource class.
The only difference is the request header now includes `Client-ID`
and `X-PROJECT-ID` fields which are required by Zaqar v2 API.
"""
more_data = True
query_params = cls._query_mapping._transpose(params)
uri = cls.base_path % params
headers = {
"Client-ID":
params.get('client_id', None) or str(uuid.uuid4()),
"X-PROJECT-ID":
params.get('project_id', None) or session.get_project_id()
}
while more_data:
resp = session.get(uri, headers=headers, params=query_params)
resp = resp.json()
resp = resp[cls.resources_key]
if not resp:
more_data = False
yielded = 0
new_marker = None
for data in resp:
value = cls.existing(**data)
new_marker = value.id
yielded += 1
yield value
if not paginated:
return
if "limit" in query_params and yielded < query_params["limit"]:
return
query_params["limit"] = yielded
query_params["marker"] = new_marker
def get(self, session, requires_id=True):
request = self._prepare_request(requires_id=requires_id)
headers = {
"Client-ID": self.client_id or str(uuid.uuid4()),
"X-PROJECT-ID": self.project_id or session.get_project_id()
}
request.headers.update(headers)
response = session.get(request.url, headers=headers)
self._translate_response(response)
return self
def delete(self, session):
request = self._prepare_request()
headers = {
"Client-ID": self.client_id or str(uuid.uuid4()),
"X-PROJECT-ID": self.project_id or session.get_project_id()
}
request.headers.update(headers)
response = session.delete(request.url, headers=headers)
self._translate_response(response, has_body=False)
return self
class Authtoken(resource.Resource):
resource_key = 'token'
base_path = '/auth/tokens'
service = identity_service.IdentityService()
# capabilities
allow_create = True
allow_get = True
x_subject_token = resource.Header("X-Subject-Token")
_query_mapping = resource.QueryParameters("nocatalog")
# Properties
#: The identity of this token. *Type: dict*
identity = resource.Body("identity", type=dict)
#: The scope of this token. *Type: dict*
scope = resource.Body("scope", type=dict)
#: The catalog of this token. *Type: list*
catalog = resource.Body("catalog", type=list)
#: The domain of this token. *Type: dict*
domain = resource.Body("domain", type=dict)
#: The expires_at of this token. *Type: string*
expires_at = resource.Body("expires_at")
#: The issued_at of this token. *Type: string*
issued_at = resource.Body("issued_at")
#: The methods of this methods. *Type: list*
methods = resource.Body("methods", type=list)
#: The project of this token. *Type: dict*
project = resource.Body("project", type=dict)
#: The roles of this token. *Type: list*
roles = resource.Body("roles", type=list)
#: The user of this token. *Type: dict*
user = resource.Body("user", type=dict)
#: The assumed_by of this agency token. *Type: dict*
assumed_by = resource.Body("assumed_by", type=dict)
def create_authtoken(self, session, attr, nocatalog):
endpoint_override = self.service.get_endpoint_override()
if nocatalog is None:
uri = self.base_path
else:
uri = self.base_path + "?nocatalog=" + nocatalog
response = session.post(uri,
endpoint_filter=self.service,
endpoint_override=endpoint_override,
json=attr)
self._translate_response(response)
return self
def validate_authtoken(self, session, x_subject_token, nocatalog):
if not self.allow_get:
raise exceptions.MethodNotSupported(self, "get")
endpoint_override = self.service.get_endpoint_override()
service = self.get_service_filter(self, session)
if nocatalog is None:
uri = self.base_path
else:
uri = self.base_path + "?nocatalog=" + nocatalog
response = session.get(uri,
endpoint_filter=self.service,
microversion=service.microversion,
headers={"X-Subject-Token": x_subject_token},
endpoint_override=endpoint_override)
self._translate_response(response)
return self
class Claim(resource2.Resource):
resources_key = 'claims'
base_path = '/queues/%(queue_name)s/claims'
service = message_service.MessageService()
# capabilities
allow_create = True
allow_get = True
allow_update = True
allow_delete = True
patch_update = True
# Properties
#: The value in seconds indicating how long the claim has existed.
age = resource2.Body("age")
#: In case worker stops responding for a long time, the server will
#: extend the lifetime of claimed messages to be at least as long as
#: the lifetime of the claim itself, plus the specified grace period.
#: Must between 60 and 43200 seconds(12 hours).
grace = resource2.Body("grace")
#: The number of messages to claim. Default 10, up to 20.
limit = resource2.Body("limit")
#: Messages have been successfully claimed.
messages = resource2.Body("messages")
#: Number of seconds the server wait before releasing the claim. Must
#: between 60 and 43200 seconds(12 hours).
ttl = resource2.Body("ttl")
#: The name of queue to claim message from.
queue_name = resource2.URI("queue_name")
#: The ID to identify the client accessing Zaqar API. Must be specified
#: in header for each API request.
client_id = resource2.Header("Client-ID")
#: The ID to identify the project. Must be provided when keystone
#: authentication is not enabled in Zaqar service.
project_id = resource2.Header("X-PROJECT-ID")
def _translate_response(self, response, has_body=True):
super(Claim, self)._translate_response(response, has_body=has_body)
if has_body and self.location:
# Extract claim ID from location
self.id = self.location.split("claims/")[1]
def create(self, session, prepend_key=False):
request = self._prepare_request(requires_id=False,
prepend_key=prepend_key)
headers = {
"Client-ID": self.client_id or str(uuid.uuid4()),
"X-PROJECT-ID": self.project_id or session.get_project_id()
}
request.headers.update(headers)
response = session.post(request.uri,
endpoint_filter=self.service,
json=request.body,
headers=request.headers)
# For case no message was claimed successfully, 204 No Content
# message will be returned. In other cases, we translate response
# body which has `messages` field(list) included.
if response.status_code != 204:
self._translate_response(response)
return self
def get(self, session, requires_id=True):
request = self._prepare_request(requires_id=requires_id)
headers = {
"Client-ID": self.client_id or str(uuid.uuid4()),
"X-PROJECT-ID": self.project_id or session.get_project_id()
}
request.headers.update(headers)
response = session.get(request.uri,
endpoint_filter=self.service,
headers=request.headers)
self._translate_response(response)
return self
def update(self, session, prepend_key=False, has_body=False):
request = self._prepare_request(prepend_key=prepend_key)
headers = {
"Client-ID": self.client_id or str(uuid.uuid4()),
"X-PROJECT-ID": self.project_id or session.get_project_id()
}
request.headers.update(headers)
session.patch(request.uri,
endpoint_filter=self.service,
json=request.body,
headers=request.headers)
return self
def delete(self, session):
request = self._prepare_request()
headers = {
"Client-ID": self.client_id or str(uuid.uuid4()),
"X-PROJECT-ID": self.project_id or session.get_project_id()
}
request.headers.update(headers)
response = session.delete(request.uri,
endpoint_filter=self.service,
headers=request.headers)
self._translate_response(response, has_body=False)
return self
class Message(resource2.Resource):
# FIXME(anyone): The name string of `location` field of Zaqar API response
# is lower case. That is inconsistent with the guide from API-WG. This is
# a workaround for this issue.
location = resource2.Header("location")
resources_key = 'messages'
base_path = '/queues/%(queue_name)s/messages'
service = message_service.MessageService()
# capabilities
allow_create = True
allow_list = True
allow_get = True
allow_delete = True
_query_mapping = resource2.QueryParameters("echo", "include_claimed")
# Properties
#: The value in second to specify how long the message has been
#: posted to the queue.
age = resource2.Body("age")
#: A dictionary specifies an arbitrary document that constitutes the
#: body of the message being sent.
body = resource2.Body("body")
#: An uri string describe the location of the message resource.
href = resource2.Body("href")
#: The value in seconds to specify how long the server waits before
#: marking the message as expired and removing it from the queue.
ttl = resource2.Body("ttl")
#: The name of target queue message is post to or got from.
queue_name = resource2.URI("queue_name")
#: The ID to identify the client accessing Zaqar API. Must be specified
#: in header for each API request.
client_id = resource2.Header("Client-ID")
#: The ID to identify the project accessing Zaqar API. Must be specified
#: in case keystone auth is not enabled in Zaqar service.
project_id = resource2.Header("X-PROJECT-ID")
def post(self, session, messages):
request = self._prepare_request(requires_id=False, prepend_key=True)
headers = {
"Client-ID": self.client_id or str(uuid.uuid4()),
"X-PROJECT-ID": self.project_id or session.get_project_id()
}
request.headers.update(headers)
request.body = {'messages': messages}
response = session.post(request.url,
json=request.body,
headers=request.headers)
return response.json()['resources']
@classmethod
def list(cls, session, paginated=True, **params):
"""This method is a generator which yields message objects.
This is almost the copy of list method of resource2.Resource class.
The only difference is the request header now includes `Client-ID`
and `X-PROJECT-ID` fields which are required by Zaqar v2 API.
"""
more_data = True
uri = cls.base_path % params
headers = {
"Client-ID":
params.get('client_id', None) or str(uuid.uuid4()),
"X-PROJECT-ID":
params.get('project_id', None) or session.get_project_id()
}
query_params = cls._query_mapping._transpose(params)
while more_data:
resp = session.get(uri, headers=headers, params=query_params)
resp = resp.json()
resp = resp[cls.resources_key]
if not resp:
more_data = False
yielded = 0
new_marker = None
for data in resp:
value = cls.existing(**data)
new_marker = value.id
yielded += 1
yield value
if not paginated:
return
if "limit" in query_params and yielded < query_params["limit"]:
return
query_params["limit"] = yielded
query_params["marker"] = new_marker
def get(self, session, requires_id=True):
request = self._prepare_request(requires_id=requires_id)
headers = {
"Client-ID": self.client_id or str(uuid.uuid4()),
"X-PROJECT-ID": self.project_id or session.get_project_id()
}
request.headers.update(headers)
response = session.get(request.url, headers=headers)
self._translate_response(response)
return self
def delete(self, session):
request = self._prepare_request()
headers = {
"Client-ID": self.client_id or str(uuid.uuid4()),
"X-PROJECT-ID": self.project_id or session.get_project_id()
}
request.headers.update(headers)
# For Zaqar v2 API requires client to specify claim_id as query
# parameter when deleting a message that has been claimed, we
# rebuild the request URI if claim_id is not None.
if self.claim_id:
request.url += '?claim_id=%s' % self.claim_id
response = session.delete(request.url, headers=headers)
self._translate_response(response, has_body=False)
return self
class Subscription(resource2.Resource):
# FIXME(anyone): The name string of `location` field of Zaqar API response
# is lower case. That is inconsistent with the guide from API-WG. This is
# a workaround for this issue.
location = resource2.Header("location")
resources_key = 'subscriptions'
base_path = '/queues/%(queue_name)s/subscriptions'
service = message_service.MessageService()
# capabilities
allow_create = True
allow_list = True
allow_get = True
allow_delete = True
# Properties
#: The value in seconds indicating how long the subscription has existed.
age = resource2.Body("age")
#: Alternate id of the subscription. This key is used in response of
#: subscription create API to return id of subscription created.
subscription_id = resource2.Body("subscription_id", alternate_id=True)
#: The extra metadata for the subscription. The value must be a dict.
#: If the subscriber is `mailto`. The options can contain `from` and
#: `subject` to indicate the email's author and title.
options = resource2.Body("options", type=dict)
#: The queue name which the subscription is registered on.
source = resource2.Body("source")
#: The destination of the message. Two kinds of subscribers are supported:
#: http/https and email. The http/https subscriber should start with
#: `http/https`. The email subscriber should start with `mailto`.
subscriber = resource2.Body("subscriber")
#: Number of seconds the subscription remains alive? The ttl value must
#: be great than 60 seconds. The default value is 3600 seconds.
ttl = resource2.Body("ttl")
#: The queue name which the subscription is registered on.
queue_name = resource2.URI("queue_name")
#: The ID to identify the client accessing Zaqar API. Must be specified
#: in header for each API request.
client_id = resource2.Header("Client-ID")
#: The ID to identify the project. Must be provided when keystone
#: authentication is not enabled in Zaqar service.
project_id = resource2.Header("X-PROJECT-ID")
def create(self, session, prepend_key=True):
request = self._prepare_request(requires_id=False,
prepend_key=prepend_key)
headers = {
"Client-ID": self.client_id or str(uuid.uuid4()),
"X-PROJECT-ID": self.project_id or session.get_project_id()
}
request.headers.update(headers)
response = session.post(request.uri, endpoint_filter=self.service,
json=request.body, headers=request.headers)
self._translate_response(response)
return self
@classmethod
def list(cls, session, paginated=True, **params):
"""This method is a generator which yields subscription objects.
This is almost the copy of list method of resource2.Resource class.
The only difference is the request header now includes `Client-ID`
and `X-PROJECT-ID` fields which are required by Zaqar v2 API.
"""
more_data = True
uri = cls.base_path % params
headers = {
"Client-ID": params.get('client_id', None) or str(uuid.uuid4()),
"X-PROJECT-ID": params.get('project_id', None
) or session.get_project_id()
}
query_params = cls._query_mapping._transpose(params)
while more_data:
resp = session.get(uri, endpoint_filter=cls.service,
headers=headers, params=query_params)
resp = resp.json()
resp = resp[cls.resources_key]
if not resp:
more_data = False
yielded = 0
new_marker = None
for data in resp:
value = cls.existing(**data)
new_marker = value.id
yielded += 1
yield value
if not paginated:
return
if "limit" in query_params and yielded < query_params["limit"]:
return
query_params["limit"] = yielded
query_params["marker"] = new_marker
def get(self, session, requires_id=True):
request = self._prepare_request(requires_id=requires_id)
headers = {
"Client-ID": self.client_id or str(uuid.uuid4()),
"X-PROJECT-ID": self.project_id or session.get_project_id()
}
request.headers.update(headers)
response = session.get(request.uri, endpoint_filter=self.service,
headers=request.headers)
self._translate_response(response)
return self
def delete(self, session):
request = self._prepare_request()
headers = {
"Client-ID": self.client_id or str(uuid.uuid4()),
"X-PROJECT-ID": self.project_id or session.get_project_id()
}
request.headers.update(headers)
response = session.delete(request.uri, endpoint_filter=self.service,
headers=request.headers)
self._translate_response(response, has_body=False)
return self
class Test(resource2.Resource):
base_path = "/something"
resource_key = key
body_attr = resource2.Body("x")
header_attr = resource2.Header("y")
class Test(resource2.Resource):
attr = resource2.Header("attr")
class Example(resource2.Resource):
x = resource2.Body("x")
y = resource2.Header("y")
z = resource2.URI("z")
class Test(resource2.Resource):
x = resource2.Header("x")
y = resource2.Header("y")
z = resource2.Header("z")
class Test(cdn_resource.Resource):
attr = resource2.Header("attr")
class Child(Parent):
# The following two properties are not supposed to be overridden
# by the parent class property values.
header = resource2.Header('ANOTHER_HEADER')
body = resource2.Body('ANOTHER_BODY')
class Parent(resource2.Resource):
header = resource2.Header('HEADER')
body = resource2.Body('BODY')
class Test(resource2.Resource):
foo = resource2.Header('foo')
bar = resource2.Body('bar')
class Child(Parent):
foo_new = resource2.Header('foo_baz_server')
bar_new = resource2.Body('bar_baz_server')
