Add gerrit and zuul bits

Update first supported release to be from UCA bionic-train / eoan.

Change-Id: I0ad81209632a3bdd4e71ed2303ead33022681c5b

.gitreview

@@ -0,0 +1,4 @@
+[gerrit]
+host=review.opendev.org
+port=29418
+project=x/charm-ovn-chassis.git

.zuul.yaml

@@ -0,0 +1,4 @@
+- project:
+    templates:
+      - openstack-python3-train-jobs
+      - openstack-cover-jobs

src/lib/charm/openstack/ovn_chassis.py

@@ -1,3 +1,4 @@
+import collections
 import os
 import subprocess
 
@@ -42,7 +43,14 @@ class OVNChassisCharmRelationAdapters(
 
 
 class OVNChassisCharm(charms_openstack.charm.OpenStackCharm):
-    release = 'stein'
+    # OpenvSwitch and OVN is distributed as part of the Ubuntu Cloud Archive
+    # Pockets get their name from OpenStack releases
+    release = 'train'
+    package_codenames = {
+        'ovn-host': collections.OrderedDict([
+            ('2.12', 'train'),
+        ]),
+    }
     name = 'ovn-chassis'
     packages = ['ovn-host']
     services = ['ovn-host']

src/tests/bundles/bionic.yaml

@@ -21,7 +21,7 @@ applications:
     charm: cs:~openstack-charmers-next/ovn-central
     num_units: 3
     options:
-      source: cloud:bionic-stein
+      source: cloud:bionic-train
   ubuntu:
     charm: cs:ubuntu
     num_units: 1

src/tests/bundles/eoan.yaml

@@ -1,4 +1,4 @@
-series: disco
+series: eoan
 relations:
 - - vault:shared-db
   - mysql:shared-db
@@ -12,8 +12,8 @@ relations:
   - vault:certificates
 applications:
   mysql:
-    charm: cs:~openstack-charmers-next/percona-cluster
+    charm: cs:~openstack-charmers-next/mysql-innodb-cluster
-    num_units: 1
+    num_units: 3
   vault:
     charm: cs:~openstack-charmers-next/vault
     num_units: 1
@@ -24,5 +24,5 @@ applications:
     charm: cs:ubuntu
     num_units: 1
   ovn-chassis:
-    series: disco
+    series: eoan
     charm: cs:~openstack-charmers-next/ovn-chassis

src/tests/tests.yaml

@@ -1,6 +1,6 @@
 charm_name: ovn-chassis
 gate_bundles:
-- disco
+- eoan
 - bionic
 smoke_bundles:
 - bionic