Move legacy jobs to project

This patch implements first step in zuulv3 migration guide [1]:

Move jobs to tap-as-a-servire repo

[1] https://docs.openstack.org/infra/manual/zuulv3.html#legacy-job-migration-details

Change-Id: I5615d5b86fe51eba79536183cd8244475c84cc15
Needed-By: Id7bbd12a3250849c11860221524e650917247cec

.zuul.yaml

@@ -0,0 +1,26 @@
+- project:
+    name: openstack/tap-as-a-service
+    check:
+      jobs:
+        - tap-as-a-service-tempest-dsvm
+    gate:
+      jobs:
+        - tap-as-a-service-tempest-dsvm
+
+- job:
+    name: tap-as-a-service-tempest-dsvm
+    parent: legacy-dsvm-base
+    run: playbooks/legacy/tempest-dsvm-tap-as-a-service/run.yaml
+    post-run: playbooks/legacy/tempest-dsvm-tap-as-a-service/post.yaml
+    timeout: 7800
+    required-projects:
+      - openstack-infra/devstack-gate
+      - openstack/tap-as-a-service
+      - openstack/tempest
+    irrelevant-files:
+      - ^(test-|)requirements.txt$
+      - ^.*\.rst$
+      - ^doc/.*$
+      - ^neutron_taas/tests/unit/.*$
+      - ^setup.cfg$
+      - ^specs/.*$

playbooks/legacy/tempest-dsvm-tap-as-a-service/post.yaml

@@ -0,0 +1,15 @@
+- hosts: primary
+  tasks:
+
+    - name: Copy files from {{ ansible_user_dir }}/workspace/ on node
+      synchronize:
+        src: '{{ ansible_user_dir }}/workspace/'
+        dest: '{{ zuul.executor.log_root }}'
+        mode: pull
+        copy_links: true
+        verify_host: true
+        rsync_opts:
+          - --include=/logs/**
+          - --include=*/
+          - --exclude=*
+          - --prune-empty-dirs

playbooks/legacy/tempest-dsvm-tap-as-a-service/run.yaml

@@ -0,0 +1,62 @@
+- hosts: all
+  name: Autoconverted job legacy-tempest-dsvm-tap-as-a-service from old job gate-tempest-dsvm-tap-as-a-service
+  tasks:
+
+    - name: Ensure legacy workspace directory
+      file:
+        path: '{{ ansible_user_dir }}/workspace'
+        state: directory
+
+    - shell:
+        cmd: |
+          set -e
+          set -x
+          cat > clonemap.yaml << EOF
+          clonemap:
+            - name: openstack-infra/devstack-gate
+              dest: devstack-gate
+          EOF
+          /usr/zuul-env/bin/zuul-cloner -m clonemap.yaml --cache-dir /opt/git \
+              git://git.openstack.org \
+              openstack-infra/devstack-gate
+        executable: /bin/bash
+        chdir: '{{ ansible_user_dir }}/workspace'
+      environment: '{{ zuul | zuul_legacy_vars }}'
+
+    - shell:
+        cmd: |
+          set -e
+          set -x
+          cat << 'EOF' >>"/tmp/dg-local.conf"
+          [[local|localrc]]
+          enable_plugin tap-as-a-service git://git.openstack.org/openstack/tap-as-a-service
+
+          EOF
+        executable: /bin/bash
+        chdir: '{{ ansible_user_dir }}/workspace'
+      environment: '{{ zuul | zuul_legacy_vars }}'
+
+    - shell:
+        cmd: |
+          set -e
+          set -x
+          export PYTHONUNBUFFERED=true
+          export DEVSTACK_GATE_TEMPEST=1
+          export DEVSTACK_GATE_NEUTRON=1
+          export DEVSTACK_GATE_TEMPEST_ALL_PLUGINS=1
+          export BRANCH_OVERRIDE=default
+          if [ "$BRANCH_OVERRIDE" != "default" ] ; then
+              export OVERRIDE_ZUUL_BRANCH=$BRANCH_OVERRIDE
+          fi
+
+          # Enable tap-as-a-service
+          export PROJECTS="openstack/tap-as-a-service $PROJECTS"
+          export ENABLED_SERVICES=taas,taas_openvswitch_agent
+
+          export DEVSTACK_GATE_SETTINGS=/opt/stack/new/tap-as-a-service/devstack/devstackgaterc
+
+          cp devstack-gate/devstack-vm-gate-wrap.sh ./safe-devstack-vm-gate-wrap.sh
+          ./safe-devstack-vm-gate-wrap.sh
+        executable: /bin/bash
+        chdir: '{{ ansible_user_dir }}/workspace'
+      environment: '{{ zuul | zuul_legacy_vars }}'