Initial zuul / TOX setup

Change-Id: Ie2afd3904203aa5a8feaad650854cc3ff78428b2
Story: 2004695
Task: 33662
Signed-off-by: Scott Little <scott.little@windriver.com>

.zuul.yaml

@@ -0,0 +1,9 @@
+- project:
+    check:
+      jobs:
+        - openstack-tox-linters
+        - openstack-tox-pep8
+    gate:
+      jobs:
+        - openstack-tox-linters
+        - openstack-tox-pep8

test-requirements.txt

@@ -0,0 +1,4 @@
+bashate >= 0.2
+PyYAML >= 3.1.0
+yamllint >= 0.5.2
+flake8 >= 2.5.4 # MIT

tox.ini

@@ -0,0 +1,53 @@
+[tox]
+envlist = linters,pep8
+minversion = 2.3
+skipsdist = True
+
+[testenv]
+install_command = pip install -U {opts} {packages}
+setenv = VIRTUAL_ENV={envdir}
+         OS_STDOUT_CAPTURE=1
+         OS_STDERR_CAPTURE=1
+         OS_TEST_TIMEOUT=60
+deps = -r{toxinidir}/test-requirements.txt
+
+[testenv:linters]
+basepython = python3
+whitelist_externals = bash
+commands =
+  bash -c "find {toxinidir}          \
+         -not \( -type d -name .?\* -prune \) \
+         -type f                              \
+         -not -name \*~                       \
+         -not -name \*.md                     \
+         -name \*.sh                          \
+         -print0 | xargs -r -n 1 -0 bashate -v"
+  bash -c "find {toxinidir}        \
+            -path '{toxinidir}/.tox' -a -prune     \
+            -o -name '*.yaml'       \
+            -print0 | xargs -0 yamllint"
+
+[testenv:pep8]
+basepython = python3
+usedevelop = False
+description =
+    Run style checks.
+
+
+commands =
+    flake8
+
+
+[flake8]
+# E123, E125 skipped as they are invalid PEP-8.
+# E501 skipped because some of the code files include templates
+#      that end up quite wide
+# H405: multi line docstring summary not separated with an empty line
+show-source = True
+ignore = E123,E125,E501,H405
+exclude = .venv,.git,.tox,dist,doc,*lib/python*,*egg,build,release-tag-*
+
+
+[testenv:venv]
+basepython = python3
+commands = {posargs}