Run cinderclient functional tests in Identity v3-only

Creates a new job that runs cinder functional tests in a
identity v3-only devstack, and adds this job to the cinderclient pipeline.

Change-Id: Ibb87e466ddc80c008d204d14512d90036d0724a5

jenkins/jobs/cinder.yaml

@@ -1,5 +1,5 @@
 - job-template:
-    name: '{pipeline}-cinderclient-dsvm-functional{job-suffix}'
+    name: '{pipeline}-cinderclient-dsvm-functional{special}{job-suffix}'
     node: '{node}'
 
     wrappers:
@@ -20,7 +20,9 @@
           if [ "$BRANCH_OVERRIDE" != "default" ] ; then
               export OVERRIDE_ZUUL_BRANCH=$BRANCH_OVERRIDE
           fi
-
+          if [ "{special}" == "-identity-v3-only" ] ; then
+              export DEVSTACK_LOCAL_CONFIG="ENABLE_IDENTITY_V2=False"
+          fi
           function post_test_hook {{
               # Configure and run functional tests
               $BASE/new/python-cinderclient/cinderclient/tests/functional/hooks/post_test_hook.sh

jenkins/jobs/projects.yaml

@@ -7637,11 +7637,18 @@
       - pypi-jobs
       - openstack-releasenotes-jobs
       - 'lib-forward-testing-{name}'
-      - '{pipeline}-cinderclient-dsvm-functional{job-suffix}':
+      - '{pipeline}-cinderclient-dsvm-functional{special}{job-suffix}':
           pipeline: gate
           node: ubuntu-trusty
+          special: ''
           job-suffix: ''
           branch-override: default
+      - '{pipeline}-cinderclient-dsvm-functional{special}{job-suffix}':
+          pipeline: gate
+          node: ubuntu-trusty
+          special: '-identity-v3-only'
+          job-suffix: '-nv'
+          branch-override: default
       - gate-{name}-pylint
 
 - project:

zuul/layout.yaml

@@ -10452,6 +10452,7 @@ projects:
       - name: release-notes-jobs
     check:
       - gate-cinderclient-dsvm-functional
+      - gate-cinderclient-dsvm-functional-identity-v3-only-nv
       - gate-python-cinderclient-pylint
     post:
       - python-cinderclient-coverage