deckhand/doc/source/users/rendering.rst
Felipe Monteiro a8660a7e53 docs: Reorganize documentation structure
This patch set reorganizes Deckhand's documentation structure
for better organization into 3 distinct categories:

* developer's guide
* operator's guide
* user's guide

This means that the RTD navigation menu on the left-hand side
will have fewer links (see list above) making navigation much
easier. This is similar to how Armada organizes its documentation
too.

This patch set also updates README section with a better
overview and trims some fat from it (remove testing
documentation as it doesn't really belong there -- there
is a dedicated page for that already).

Finally, this patch set changes the exceptions page to
render as a basic list of autoexception classes because
the current tabularized view is not rendering correctly
on RTD [0].

[0] https://airship-deckhand.readthedocs.io/en/latest/exceptions.html
Change-Id: I162383bf8e3bbd5004603c979ac7b0d760a210c4
2018-09-26 20:29:02 -04:00

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..
Copyright 2018 AT&T Intellectual Property.
All Rights Reserved.
Licensed under the Apache License, Version 2.0 (the "License"); you may
not use this file except in compliance with the License. You may obtain
a copy of the License at
http://www.apache.org/licenses/LICENSE-2.0
Unless required by applicable law or agreed to in writing, software
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 limitations
under the License.
.. _rendering:
Document Rendering
==================
Document rendering involves extracting all raw revision documents from
Deckhand's database, retrieving encrypted information from `Barbican`_,
and applying substitution, layering and replacement algorithms on the
data.
The following algorithms are involved during the rendering process:
:ref:`substitution`
-------------------
Substitution provides an "open" data sharing model in which any source
document can be used to substitute data into any destination document.
:ref:`layering`
---------------
Layering provides a "restricted" data inheritance model intended to help
reduce duplication in configuration.
:ref:`replacement`
------------------
Replacement builds on top of layering to provide yet another mechanism
for reducing data duplication.
.. _Barbican: https://docs.openstack.org/barbican/latest/api/