Generate PDF documentation

Change-Id: I71a0820f2322be7f84ab6555b534368d76bb0359
Story: 2006101
Task: 35148

doc/requirements.txt

@@ -4,3 +4,6 @@ openstackdocstheme>=1.20.0  # Apache-2.0
 sphinxcontrib-apidoc>=0.2.1 # BSD
 # releasenotes
 reno>=2.5.0 # Apache-2.0
+
+# PDF Docs
+sphinxcontrib-svg2pdfconverter>=0.1.0 # BSD

doc/source/conf.py

@@ -12,6 +12,7 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 
+import datetime
 import os
 import sys
 
@@ -23,7 +24,8 @@ sys.path.insert(0, os.path.abspath('../..'))
 extensions = [
     'sphinx.ext.autodoc',
     'openstackdocstheme',
-    'sphinxcontrib.apidoc'
+    'sphinxcontrib.apidoc',
+    'sphinxcontrib.rsvgconverter'
 ]
 
 # autodoc generation is a bit aggressive and a nuisance when doing heavy
@@ -37,7 +39,17 @@ source_suffix = '.rst'
 master_doc = 'index'
 
 # General information about the project.
-copyright = u'2018, OpenStack Developers'
+copyright = u'2018-2019, OpenStack Octavia Team'
+
+# The version info for the project you're documenting, acts as replacement for
+# |version| and |release|, also used in various other places throughout the
+# built documents.
+#
+# Version info
+from octavia_lib.version import version_info as octavia_lib_version
+release = octavia_lib_version.release_string()
+# The short X.Y version.
+version = octavia_lib_version.version_string()
 
 # openstackdocstheme options
 repository_name = 'openstack/octavia-lib'
@@ -74,15 +86,66 @@ html_theme = 'openstackdocs'
 # Output file base name for HTML help builder.
 htmlhelp_basename = 'octavia-libdoc'
 
+# -- Options for LaTeX output -------------------------------------------------
+
+# Fix Unicode character for sphinx_feature_classification
+# Sphinx default latex engine (pdflatex) doesn't know much unicode
+latex_preamble = r"""
+\usepackage{newunicodechar}
+\newunicodechar{✖}{\sffamily X}
+\setcounter{tocdepth}{2}
+\authoraddress{\textcopyright %s OpenStack Foundation}
+""" % datetime.datetime.now().year
+
+latex_elements = {
+    # The paper size ('letterpaper' or 'a4paper').
+    # 'papersize': 'letterpaper',
+
+    # The font size ('10pt', '11pt' or '12pt').
+    # 'pointsize': '10pt',
+
+    # Additional stuff for the LaTeX preamble.
+    # openany: Skip blank pages in generated PDFs
+    'extraclassoptions': 'openany,oneside',
+    'makeindex': '',
+    'printindex': '',
+    'preamble': latex_preamble
+}
+
+# Disable usage of xindy https://bugzilla.redhat.com/show_bug.cgi?id=1643664
+# Some distros are missing xindy
+latex_use_xindy = False
+
+# Fix missing apostrophe
+smartquotes_excludes = {'builders': ['latex']}
+
 # Grouping the document tree into LaTeX files. List of tuples
 # (source start file, target name, title, author, documentclass
 # [howto/manual]).
-latex_documents = [
+latex_documents = [(
-    ('index',
+    'index',
-     'octavia-lib.tex',
+    'doc-octavia-lib.tex',
-     u'octavia-lib Documentation',
+    u'Octavia Library Documentation',
-     u'OpenStack Developers', 'manual'),
+    u'OpenStack Octavia Team',
-]
+    'manual'
+)]
 
-# Example configuration for intersphinx: refer to the Python standard library.
+# The name of an image file (relative to this directory) to place at the top of
-#intersphinx_mapping = {'http://docs.python.org/': None}
+# the title page.
+# latex_logo = None
+
+# For "manual" documents, if this is true, then toplevel headings are parts,
+# not chapters.
+# latex_use_parts = False
+
+# If true, show page references after internal links.
+# latex_show_pagerefs = False
+
+# If true, show URL addresses after external links.
+# latex_show_urls = False
+
+# Documents to append as an appendix to all manuals.
+# latex_appendices = []
+
+# If false, no module index is generated.
+latex_domain_indices = False

doc/source/index.rst

@@ -3,14 +3,38 @@
    You can adapt this file completely to your liking, but it should at least
    contain the root `toctree` directive.
 
-===========================================
 Welcome to the documentation of Octavia lib
 ===========================================
 
+.. only:: html
+
    .. include:: ../../README.rst
 
+.. only:: latex
+
+   .. image:: https://governance.openstack.org/tc/badges/octavia-lib.svg
+
+   A library to support Octavia provider drivers.
+
+   This python module provides a python library for Octavia provider driver
+   developers.
+
+   See the provider driver development guide for more information:
+
+       https://docs.openstack.org/octavia/latest/contributor/guides/providers.html
+
+   Octavia-lib is distributed under the terms of the Apache License, Version 2.0.
+   The full terms and conditions of this license are detailed in the LICENSE file.
+
+   * Free software: Apache license
+   * Documentation: https://docs.openstack.org/octavia-lib/latest
+   * Source: https://opendev.org/openstack/octavia-lib
+   * Bugs: https://storyboard.openstack.org/#!/project/openstack/octavia-lib
+
+.. only:: html
+
    octavia-lib Documentation:
---------------------------------
+   --------------------------
 
 .. toctree::
    :maxdepth: 1
@@ -24,8 +48,10 @@ octavia-lib Documentation:
    admin/index
    reference/index
 
+.. only:: html
+
    Indices and tables
-==================
+   ------------------
 
    * :ref:`genindex`
    * :ref:`modindex`

doc/source/library/index.rst

@@ -4,6 +4,8 @@ Usage
 
 Instructions for using the library are provided in the `Provider Driver Development Guide <https://docs.openstack.org/octavia/latest/contributor/guides/providers.html>`_.
 
+.. only:: html
+
    Indices and Search
    ------------------
 

doc/source/reference/index.rst

@@ -11,6 +11,8 @@ References
    Octavia Project Documentation <https://docs.openstack.org/octavia/latest/>
    Octavia API Reference <https://docs.openstack.org/api-ref/load-balancer/>
 
+.. only: html
+
    Indices and Search
    ------------------
 
@@ -18,6 +20,11 @@ Indices and Search
    * :ref:`modindex`
    * :ref:`search`
 
+.. only:: latex
+
+   Module Reference
+   ----------------
+
    .. toctree::
       :hidden:
 

lower-constraints.txt

@@ -11,6 +11,7 @@ pbr==2.0.0
 pylint==1.9.2
 python-subunit==1.0.0
 six==1.10.0
+sphinxcontrib-svg2pdfconverter==0.1.0
 stestr==2.0.0
 tenacity==5.0.2
 testtools==2.2.0

octavia_lib/version.py

@@ -0,0 +1,32 @@
+#    Copyright 2011-2014 OpenStack Foundation
+#
+#    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.
+
+import pbr.version
+
+OCTAVIA_LIB_VENDOR = "OpenStack Foundation"
+OCTAVIA_LIB_PRODUCT = "OpenStack Octavia library"
+
+version_info = pbr.version.VersionInfo('octavia-lib')
+
+
+def vendor_string():
+    return OCTAVIA_LIB_VENDOR
+
+
+def product_string():
+    return OCTAVIA_LIB_PRODUCT
+
+
+def version_string_with_package():
+    return version_info.version_string()

tox.ini

@@ -52,6 +52,17 @@ commands =
   rm -rf doc/build doc/source/reference/modules
   sphinx-build -W -b html doc/source doc/build/html
 
+[testenv:pdf-docs]
+basepython = python3
+deps = {[testenv:docs]deps}
+whitelist_externals =
+  make
+  rm
+commands =
+  rm -rf doc/build/pdf
+  sphinx-build -W -b latex doc/source doc/build/pdf
+  make -C doc/build/pdf
+
 [testenv:releasenotes]
 basepython = python3
 deps = {[testenv:docs]deps}