docs/source/api/v4/deliveryservices_id_routing.rst

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.. Licensed under the Apache License, Version 2.0 (the "License");
.. you may not use this file except in compliance with the License.
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..     http://www.apache.org/licenses/LICENSE-2.0
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.. distributed under the License is distributed on an "AS IS" BASIS,
.. WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
.. See the License for the specific language governing permissions and
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.. _to-api-v4-deliveryservices-id-routing:

***********************************
``deliveryservices/{{ID}}/routing``
***********************************

``GET``
=======
Retrieves the aggregated routing percentages for a given :term:`Delivery Service`. This is accomplished by polling stats from all online Traffic Routers via the :ref:`tr-api-crs-stats` route.

:Auth. Required: Yes
:Roles Required: None\ [#tenancy]_
:Permissions Required: DELIVERY-SERVICE:READ
:Response Type:  Object

.. note:: Only HTTP or DNS :term:`Delivery Services` can be requested.

Request Structure
-----------------
.. table:: Request Path Parameters

	+------+------------------------------------------------------------------------------+
	| Name | Description                                                                  |
	+======+==============================================================================+
	|  ID  | The integral, unique identifier for the :term:`Delivery Service` of interest |
	+------+------------------------------------------------------------------------------+

.. code-block:: http
	:caption: Request Example

	GET /api/4.0/deliveryservices/1/routing HTTP/1.1
	Host: trafficops.infra.ciab.test
	User-Agent: curl/7.47.0
	Accept: */*
	Cookie: mojolicious=...

Response Structure
------------------
:cz:                The percent of requests to online Traffic Routers for this :term:`Delivery Service` that were satisfied by a :term:`Coverage Zone File`
:deepCz:            The percent of requests to online Traffic Routers for this :term:`Delivery Service` that were satisfied by a :term:`Deep Coverage Zone File`
:dsr:               The percent of requests to online Traffic Routers for this :term:`Delivery Service` that were satisfied by sending the client to an overflow :term:`Delivery Service`
:err:               The percent of requests to online Traffic Routers for this :term:`Delivery Service` that resulted in an error
:fed:               The percent of requests to online Traffic Routers for this :term:`Delivery Service` that were satisfied by sending the client to a federated CDN
:geo:               The percent of requests to online Traffic Routers for this :term:`Delivery Service` that were satisfied using 3rd party geographic IP mapping
:miss:              The percent of requests to online Traffic Routers for this :term:`Delivery Service` that could not be satisfied
:regionalAlternate: The percent of requests to online Traffic Routers for this :term:`Delivery Service` that were satisfied by sending the client to the alternate, Regional Geo-blocking URL
:regionalDenied:    The percent of requests to online Traffic Routers for this :term:`Delivery Service` that were denied due to geographic location policy
:staticRoute:       The percent of requests to online Traffic Routers for this :term:`Delivery Service` that were satisfied with :ref:`ds-static-dns-entries`

.. code-block:: http
	:caption: Response Example

	HTTP/1.1 200 OK
	Access-Control-Allow-Credentials: true
	Access-Control-Allow-Headers: Origin, X-Requested-With, Content-Type, Accept
	Access-Control-Allow-Methods: POST,GET,OPTIONS,PUT,DELETE
	Access-Control-Allow-Origin: *
	Cache-Control: no-cache, no-store, max-age=0, must-revalidate
	Content-Type: application/json
	Date: Fri, 30 Nov 2018 15:08:07 GMT
	X-Server-Name: traffic_ops_golang/
	Set-Cookie: mojolicious=...; Path=/; Expires=Mon, 18 Nov 2019 17:40:54 GMT; Max-Age=3600; HttpOnly
	Vary: Accept-Encoding
	Whole-Content-Sha512: UgPziRC/5u4+CfkZ9xm0EkEzjjJVu6cwBrFd/n3xH/ZmlkaXkQaa1y4+B7DyE46vxFLYE0ODOcQchyn7JkoQOg==
	Content-Length: 132

	{ "response": {
		"cz": 79,
		"deepCz": 0.50,
		"dsr": 0,
		"err": 0,
		"fed": 0.25,
		"geo": 20,
		"miss": 0.25,
		"regionalAlternate": 0,
		"regionalDenied": 0,
		"staticRoute": 0
	}}

.. [#tenancy] Users will only be able to view routing details for the :term:`Delivery Services` their :term:`Tenant` is allowed to see.