Comment 1 for bug 1756852

On 18.02:

unit-designate-2: 14:58:18 INFO unit.designate/2.juju-log shared-db:73: Reactive main running for hook shared-db-relation-joined
unit-designate-2: 14:58:18 ERROR unit.designate/2.juju-log shared-db:73: Unable to find implementation for relation: provides of nova-designate
unit-designate-bind-0: 14:58:18 DEBUG unit.designate-bind/0.dns-backend-relation-joined active
unit-designate-bind-0: 14:58:18 INFO juju.worker.uniter.operation ran "dns-backend-relation-joined" hook
unit-designate-bind-0: 14:58:18 INFO unit.designate-bind/0.juju-log dns-backend:69: Reactive main running for hook dns-backend-relation-changed
unit-designate-2: 14:58:18 INFO unit.designate/2.juju-log shared-db:73: Invoking reactive handler: hooks/relations/mysql-shared/requires.py:15:joined
unit-designate-2: 14:58:18 INFO unit.designate/2.juju-log shared-db:73: Invoking reactive handler: reactive/designate_handlers.py:60:clear_dns_config_available
unit-designate-2: 14:58:18 INFO unit.designate/2.juju-log shared-db:73: Invoking reactive handler: reactive/designate_handlers.py:224:run_assess_status_on_every_hook
unit-designate-2: 14:58:18 INFO unit.designate/2.juju-log shared-db:73: Invoking reactive handler: reactive/designate_handlers.py:88:setup_database

Likewise, on -next:

 juju upgrade-charm designate --switch cs:~openstack-charmers-next/designate --force-units
Added charm "cs:~openstack-charmers-next/designate-84" to the model.

https://paste.ubuntu.com/p/qnFR48cpw7/

juju status designate
Model Controller Cloud/Region Version SLA
default samaas samaas 2.4-beta3 unsupported

App Version Status Scale Charm Store Rev OS Notes
designate 2.1.0 active 1 designate jujucharms 84 ubuntu

Unit Workload Agent Machine Public address Ports Message
designate/2* active idle 2/lxd/7 10.232.45.150 9001/tcp Unit is ready

Machine State DNS Inst id Series AZ Message
2 started 10.232.24.3 node-0e6956f8-5daf-11e4-b187-525400a6ab07 xenial default Deployed
2/lxd/7 started 10.232.45.150 juju-a06185-2-lxd-7 xenial default Container started

There are a bunch of those errors but eventually designate units get to active/idle:

designate/2* active idle 2/lxd/7 10.232.45.150 9001/tcp Unit is ready

juju debug-log -i designate/2 --replay | grep 'Unable to find implementation for relation: provides of nova-designate'
unit-designate-2: 14:55:02 ERROR unit.designate/2.juju-log Unable to find implementation for relation: provides of nova-designate
unit-designate-2: 14:58:06 ERROR unit.designate/2.juju-log Unable to find implementation for relation: provides of nova-designate
unit-designate-2: 14:58:08 ERROR unit.designate/2.juju-log Unable to find implementation for relation: provides of nova-designate
unit-designate-2: 14:58:11 ERROR unit.designate/2.juju-log Unable to find implementation for relation: provides of nova-designate
unit-designate-2: 14:58:18 ERROR unit.designate/2.juju-log shared-db:73: Unable to find implementation for relation: provides of nova-designate
unit-designate-2: 14:58:22 ERROR unit.designate/2.juju-log coordinator-memcached:74: Unable to find implementation for relation: provides of nova-designate
unit-designate-2: 14:58:27 ERROR unit.designate/2.juju-log dnsaas:70: Unable to find implementation for relation: provides of nova-designate
unit-designate-2: 14:58:32 ERROR unit.designate/2.juju-log amqp:71: Unable to find implementation for relation: provides of nova-designate
unit-designate-2: 14:58:37 ERROR unit.designate/2.juju-log dns-backend:69: Unable to find implementation for relation: provides of nova-designate
unit-designate-2: 14:58:42 ERROR unit.designate/2.juju-log coordinator-memcached:74: Unable to find implementation for relation: provides of nova-designate
unit-designate-2: 14:58:47 ERROR unit.designate/2.juju-log dns-backend:69: Unable to find implementation for relation: provides of nova-designate
unit-designate-2: 14:58:52 ERROR unit.designate/2.juju-log amqp:71: Unable to find implementation for relation: provides of nova-designate
unit-designate-2: 14:58:57 ERROR unit.designate/2.juju-log dnsaas:70: Unable to find implementation for relation: provides of nova-designate
unit-designate-2: 14:59:02 ERROR unit.designate/2.juju-log amqp:71: Unable to find implementation for relation: provides of nova-designate
unit-designate-2: 14:59:07 ERROR unit.designate/2.juju-log identity-service:72: Unable to find implementation for relation: provides of nova-designate
unit-designate-2: 14:59:13 ERROR unit.designate/2.juju-log identity-service:72: Unable to find implementation for relation: provides of nova-designate
unit-designate-2: 14:59:19 ERROR unit.designate/2.juju-log shared-db:73: Unable to find implementation for relation: provides of nova-designate
unit-designate-2: 14:59:25 ERROR unit.designate/2.juju-log Unable to find implementation for relation: provides of nova-designate
unit-designate-2: 14:59:30 ERROR unit.designate/2.juju-log identity-service:72: Unable to find implementation for relation: provides of nova-designate
unit-designate-2: 15:04:33 ERROR unit.designate/2.juju-log Unable to find implementation for relation: provides of nova-designate
unit-designate-2: 15:05:35 ERROR unit.designate/2.juju-log Unable to find implementation for relation: provides of nova-designate
unit-designate-2: 15:08:32 ERROR unit.designate/2.juju-log Unable to find implementation for relation: provides of nova-designate
unit-designate-2: 15:12:43 ERROR unit.designate/2.juju-log Unable to find implementation for relation: provides of nova-designate