Add py27/35 postgresql unit tests to .zuul.yaml

This patchset adds py27/35 postgresql unit tests to .zuul.yaml;
they use the pre-defined openstack-tox-py27|35 template defined
in project-config as the parent.

Change-Id: I572764417d98b6ab902fe2329cfb3b396ac38966

.zuul.yaml

@@ -13,6 +13,8 @@
 - project:
     check:
       jobs:
+        - airship-deckhand-tox-py27-postgresql
+        - airship-deckhand-tox-py35-postgresql
         - airship-deckhand-linter
         - airship-deckhand-ubuntu:
             voting: false
@@ -21,6 +23,8 @@
         - airship-deckhand-integration-uwsgi-py35
     gate:
       jobs:
+        - airship-deckhand-tox-py27-postgresql
+        - airship-deckhand-tox-py35-postgresql
         - airship-deckhand-linter
         # NOTE(portdirect): enable when voting enabled.
         # - airship-deckhand-ubuntu:
@@ -32,6 +36,22 @@
         - airship-deckhand-functional-uwsgi-py35
         - airship-deckhand-integration-uwsgi-py35
 
+- job:
+    name: airship-deckhand-tox-py27-postgresql
+    parent: openstack-tox-py27
+    pre-run:
+      - tools/gate/playbooks/install-postgresql.yaml
+    vars:
+      tox_envlist: py27-postgresql
+
+- job:
+    name: airship-deckhand-tox-py35-postgresql
+    parent: openstack-tox-py35
+    pre-run:
+      - tools/gate/playbooks/install-postgresql.yaml
+    vars:
+      tox_envlist: py35-postgresql
+
 - job:
     name: airship-deckhand-linter
     description: |
@@ -90,6 +110,7 @@
       Run tox-based functional tests for the Airship Deckhand project using a
       minimalistic deployment consisting of uwsgi for Deckhand API and pifpaf
       for ephemeral PostgreSQL DB, under cPython version 3.5.
+    timeout: 3600
     run: tools/gate/playbooks/run-functional-tests-uwsgi.yaml
     nodeset: openstack-helm-single-node
     vars:
@@ -112,5 +133,6 @@
       Run tox-based integration tests for the Airship Deckhand project using a
       minimalistic deployment consisting of uwsgi for Deckhand API and pifpaf
       for ephemeral PostgreSQL DB, under cPython version 3.5.
+    timeout: 3600
     run: tools/gate/playbooks/run-integration-tests-uwsgi.yaml
     nodeset: openstack-helm-single-node

tools/gate/playbooks/install-postgresql.yaml

@@ -0,0 +1,18 @@
+# Copyright 2018 AT&T Intellectual Property.  All other 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.
+
+- hosts: all
+  gather_facts: False
+  roles:
+    - install-postgresql

tools/run_pifpaf.sh

@@ -4,7 +4,8 @@
 # upon test failure.
 
 function cleanup {
-    pifpaf_stop
+  set +e
+  pifpaf_stop || deactivate
 }
 
 trap cleanup EXIT