Add mistral gate for testing kombu driver

This patch enables non-voting gate that would check
newly introduced kombu driver.

Change-Id: I34d9b5833c7df4a8314a2910903e818ff3019267
Depends-On: I462aa17107a9a55396a87a8c46fa3a8dac338fac

jenkins/jobs/mistral.yaml

@@ -60,3 +60,42 @@
               keep-hierarchy: false
               copy-after-failure: false
       - console-log
+
+
+- job-template:
+    name: 'gate-mistral-devstack-dsvm-kombu{suffix}'
+    node: '{node}'
+
+    wrappers:
+      - build-timeout:
+          timeout: 70
+      - timestamps
+
+    builders:
+      - link-logs
+      - net-info
+      - devstack-checkout
+      - shell: |
+          #!/bin/bash -xe
+          export PYTHONUNBUFFERED=true
+          export DEVSTACK_GATE_NEUTRON=1
+
+          export ENABLED_SERVICES=h-api,h-api-cfn,h-api-cw,h-eng,heat,tempest
+          export PROJECTS="openstack/mistral $PROJECTS"
+          export PROJECTS="openstack/mistral-dashboard $PROJECTS"
+          export PROJECTS="openstack/python-mistralclient $PROJECTS"
+          export DEVSTACK_LOCAL_CONFIG="enable_plugin mistral https://git.openstack.org/openstack/mistral"
+          export DEVSTACK_LOCAL_CONFIG+=$'\n'"MISTRAL_RPC_IMPLEMENTATION=kombu"
+
+          function post_test_hook {{
+              cd /opt/stack/new/mistral/functionaltests
+              ./post_test_hook.sh
+          }}
+          export -f post_test_hook
+
+          cp devstack-gate/devstack-vm-gate-wrap.sh ./safe-devstack-vm-gate-wrap.sh
+          ./safe-devstack-vm-gate-wrap.sh
+
+    publishers:
+      - devstack-logs
+      - console-log

jenkins/jobs/projects.yaml

@@ -6691,6 +6691,9 @@
           node:
             - ubuntu-trusty
             - ubuntu-xenial
+      - 'gate-mistral-devstack-dsvm-kombu{suffix}':
+          suffix: '-nv'
+          node: ubuntu-xenial
 
 - project:
     name: mistral-dashboard

zuul/layout.yaml

@@ -2701,6 +2701,9 @@ jobs:
   - name: gate-mistral-devstack-dsvm
     voting: false
 
+  - name: gate-mistral-devstack-dsvm-kombu-nv
+    branch: ^(?!stable/(?:liberty|mitaka|newton)).*$
+
   - name: gate-mistral-dashboard-python34
     voting: false
 
@@ -10991,6 +10994,7 @@ projects:
       - gate-mistral-devstack-dsvm
       - gate-mistral-tox-db-unit-postgresql-ubuntu-trusty
       - gate-tripleo-ci-centos-7-nonha-multinode
+      - gate-mistral-devstack-dsvm-kombu-nv
     gate:
       - gate-tripleo-ci-centos-7-nonha-multinode
     post: