Sync tox -edocs changes

This allows us drop using setup.cfg / setup.py files.

Change-Id: Ibee11d63cdd73c18388fdb940682a64286ed51b3
Signed-off-by: Paul Belanger <pabelanger@redhat.com>

doc/requirements.txt

@@ -0,0 +1,7 @@
+# The order of packages is significant, because pip processes them in the order
+# of appearance. Changing the order has an impact on the overall integration
+# process, which may cause wedges in the gate later.
+
+# this is required for the docs build jobs
+sphinx!=1.6.6,!=1.6.7,>=1.6.2 # BSD
+doc8>=0.6.0 # Apache-2.0

setup.cfg

@@ -1,23 +0,0 @@
-[metadata]
-name = ansible-role-whisper
-summary = Ansible role to manage graphite-project/whisper
-description-file =
-    README.rst
-author = OpenStack
-author-email = openstack-discuss@lists.openstack.org
-home-page = http://www.openstack.org/
-classifier =
-    Intended Audience :: System Administrators
-    License :: OSI Approved :: Apache Software License
-    Operating System :: POSIX :: Linux
-
-[build_sphinx]
-source-dir = doc/source
-build-dir = doc/build
-all_files = 1
-
-[pbr]
-warnerrors = True
-
-[wheel]
-universal = 1

setup.py

@@ -1,28 +0,0 @@
-# Copyright (c) 2013 Hewlett-Packard Development Company, L.P.
-#
-# 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 setuptools
-
-# In python < 2.7.4, a lazy loading of package `pbr` will break
-# setuptools if some other modules registered functions in `atexit`.
-# solution from: http://bugs.python.org/issue15881#msg170215
-try:
-    import multiprocessing  # noqa
-except ImportError:
-    pass
-
-setuptools.setup(
-    setup_requires=['pbr'],
-    pbr=True)

tox.ini

@@ -8,7 +8,13 @@ deps = -r{toxinidir}/requirements.txt
        -r{toxinidir}/test-requirements.txt
 
 [testenv:docs]
-commands = python setup.py build_sphinx
+deps = -r{toxinidir}/doc/requirements.txt
+whitelist_externals =
+  bash
+commands=
+  bash -c "rm -rf doc/build"
+  doc8 doc
+  sphinx-build -b html doc/source doc/build/html
 
 [testenv:venv]
 commands = {posargs}