Setup silent devstack tempest run with Postgresql.

This adds a new job that runs silently with postgres enabled, on
any changes to devstack or devstack-gate. This will allow
monitoring to ensure that postgres still works after any changes.

Change-Id: I5a8696dd89ca001c9d7ff37e0244b0b99438a664
Reviewed-on: https://review.openstack.org/16190
Reviewed-by: James E. Blair <corvus@inaugust.com>
Approved: Clark Boylan <clark.boylan@gmail.com>
Reviewed-by: Clark Boylan <clark.boylan@gmail.com>
Tested-by: Jenkins

modules/openstack_project/files/jenkins_job_builder/config/devstack-gate.yaml

@@ -471,6 +471,56 @@
           recipients: openstack-qa@lists.openstack.org
 
 
+- job:
+    name: gate-tempest-devstack-vm-postgres
+    node: devstack-precise
+
+    wrappers:
+      - timeout:
+          timeout: 90
+          fail: true
+      - timestamps
+
+    parameters:
+      - label:
+          name: NODE_LABEL
+          description: Label of node to use for this build
+          default: devstack-precise
+
+    triggers:
+      - zuul
+
+    builders:
+      - trigger-builds:
+          - project: devstack-update-inprogress
+            predefined-parameters:
+              DEVSTACK_NODE_NAME=${NODE_NAME}
+      - devstack-checkout
+      - shell: |
+          #!/bin/bash -xe
+          export PYTHONUNBUFFERED=true
+          export DEVSTACK_GATE_TEMPEST=1
+          export DEVSTACK_GATE_POSTGRES=1
+          export DEVSTACK_GATE_CINDER=1
+          cp devstack-gate/devstack-vm-gate-wrap.sh ./safe-devstack-vm-gate-wrap.sh
+          ./safe-devstack-vm-gate-wrap.sh
+
+    publishers:
+      - scp:
+          site: 'static.openstack.org'
+          files:
+            - target: 'logs/$ZUUL_CHANGE/$ZUUL_PATCHSET/$ZUUL_PIPELINE/$JOB_NAME/$BUILD_NUMBER'
+              source: 'logs/**'
+              keep-hierarchy: true
+              copy-after-failure: true
+      - console-log
+      - trigger-parameterized-builds:
+          - project: devstack-update-complete
+            when: complete
+            predefined-parameters:
+              DEVSTACK_NODE_NAME=${NODE_NAME}
+
+
 # Called by devstack jobs to alert that they have started so that the
 # jenkins slave they are running on can be disabled.
 - job:

modules/openstack_project/files/zuul/layout.yaml

@@ -578,6 +578,7 @@ projects:
     silent:
       - gate-devstack-merge:
         - gate-tempest-devstack-vm-quantum
+        - gate-tempest-devstack-vm-postgres
 
   - name: openstack-ci/devstack-gate
     check:
@@ -588,6 +589,9 @@ projects:
       - gate-devstack-gate-merge:
         - gate-tempest-devstack-vm
         - gate-tempest-devstack-vm-cinder
+    silent:
+      - gate-devstack-gate-merge:
+        - gate-tempest-devstack-vm-postgres
 
   - name: openstack-dev/pbr
     check: