Build pdf doc

The is one of community goals that each project could produce a
single PDF file. The pdf should be in the output of openstack-tox-docs
job.

TeX packages are required to build PDF locally, following is recommended:

* inkscape
* texlive-latex-base
* texlive-latex-extra
* texlive-fonts-recommended

More about the goal:
https://governance.openstack.org/tc/goals/train/pdf-doc-generation.html
https://etherpad.openstack.org/p/train-pdf-support-goal
https://etherpad.openstack.org/p/pdf-goal-train-common-problems

Change-Id: Iadbfcb0ab746ac0a64abc85ae7ea2f628405f6fb

doc/source/conf.py

@@ -36,7 +36,6 @@ source_suffix = '.rst'
 master_doc = 'index'
 
 # General information about the project.
-project = u'sushy'
 copyright = u'2016, OpenStack Foundation'
 
 # If true, '()' will be appended to :func: etc. cross-reference text.
@@ -58,15 +57,17 @@ html_theme = 'openstackdocs'
 # html_static_path = ['static']
 
 # Output file base name for HTML help builder.
-htmlhelp_basename = '%sdoc' % project
+htmlhelp_basename = 'sushydoc'
+
+latex_use_xindy = False
 
 # Grouping the document tree into LaTeX files. List of tuples
 # (source start file, target name, title, author, documentclass
 # [howto/manual]).
 latex_documents = [
     ('index',
-     '%s.tex' % project,
-     u'%s Documentation' % project,
+     'doc-sushy.tex',
+     u'Sushy Documentation',
      u'OpenStack Foundation', 'manual'),
 ]
 

lower-constraints.txt

@@ -17,7 +17,7 @@ MarkupSafe==1.0
 mccabe==0.2.1
 mock==2.0.0
 mox3==0.20.0
-openstackdocstheme==1.18.1
+openstackdocstheme==1.20.0
 os-client-config==1.28.0
 oslotest==3.2.0
 pbr==2.0.0

test-requirements.txt

@@ -8,7 +8,7 @@ coverage!=4.4,>=4.0 # Apache-2.0
 python-subunit>=1.0.0 # Apache-2.0/BSD
 sphinx!=1.6.6,!=1.6.7,>=1.6.2,<2.0.0;python_version=='2.7' # BSD
 sphinx!=1.6.6,!=1.6.7,>=1.6.2;python_version>='3.4' # BSD
-openstackdocstheme>=1.18.1 # Apache-2.0
+openstackdocstheme>=1.20.0 # Apache-2.0
 oslotest>=3.2.0 # Apache-2.0
 stestr>=2.0.0 # Apache-2.0
 testscenarios>=0.4 # Apache-2.0/BSD

tox.ini

@@ -42,6 +42,12 @@ commands = coverage erase
 basepython = python3
 commands = python setup.py build_sphinx
 
+[testenv:pdf-docs]
+basepython = python3
+whitelist_externals = make
+commands = sphinx-build -b latex doc/source doc/build/pdf
+           make -C doc/build/pdf
+
 [testenv:releasenotes]
 basepython = python3
 commands =