Add in job to run pip missing requirements

Depends on Ia90416c613c0acea04f3d4ab4898f550cb702a49
to Invoke the pip-missing-reqs tool to find packages used by nova but
not explicitly included in its requirements.txt file.

Change-Id: I1d539fbb2670ade968643899b5ff8352b2c2f55e

modules/openstack_project/files/jenkins_job_builder/config/projects.yaml

@@ -875,6 +875,7 @@
       - python-havana-bitrot-jobs
       - openstack-publish-jobs
       - gate-{name}-pylint
+      - gate-{name}-pip-missing-reqs
       - translation-jobs
 
 - project:

modules/openstack_project/files/jenkins_job_builder/config/python-jobs.yaml

@@ -256,6 +256,28 @@
       - console-log
 
 
+- job-template:
+    name: 'gate-{name}-pip-missing-reqs'
+
+    wrappers:
+      - build-timeout:
+          timeout: 40
+      - timestamps
+
+    builders:
+      - revoke-sudo
+      - gerrit-git-prep
+      - tox:
+          envlist: 'pip-missing-reqs'
+      - assert-no-extra-files
+
+    publishers:
+      - test-results
+      - console-log
+
+    node: '{node}'
+
+
 - job-group:
     name: python-jobs
     jobs:
@@ -271,5 +293,6 @@
       - '{name}-tarball'
       - '{name}-branch-tarball'
       # pylint isn't standard
+      # pip-missing-reqs isn't standard
       # gate-{name}-tox-{envlist} also isn't standard, but is reserved for
       # projects that want to run specific jobs via tox

modules/openstack_project/files/zuul/layout.yaml

@@ -804,6 +804,8 @@ jobs:
     voting: false
   - name: gate-ceilometer-python33
     branch: ^(?!stable/(havana|icehouse)).*$
+  - name: gate-nova-pip-missing-reqs
+    voting: false
 
 # The project list is grouped by type of project, and within each
 # group, projects are sorted (mostly) alphabetically.
@@ -1283,6 +1285,7 @@ projects:
       - check-tempest-dsvm-neutron-pg
       - check-tempest-dsvm-nova-v3-full
       - check-tempest-dsvm-docker
+      - gate-nova-pip-missing-reqs
     experimental-tripleo:
       - check-tripleo-novabm-undercloud-precise-nonha
       - check-tripleo-ironic-undercloud-precise-nonha