Merge "Fix Designate not to use etcd coordination backend" into stable/stein
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d0052d21e4
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@ -854,8 +854,8 @@ designate_backend: "bind9"
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designate_ns_record: "sample.openstack.org"
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designate_backend_external: "no"
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designate_backend_external_bind9_nameservers: ""
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# Valid options are [ '', redis, etcd ]
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designate_coordination_backend: "{{ 'redis' if enable_redis|bool else 'etcd' if enable_etcd|bool else '' }}"
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# Valid options are [ '', redis ]
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designate_coordination_backend: "{{ 'redis' if enable_redis|bool else '' }}"
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#######################
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# Neutron options
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@ -115,10 +115,8 @@ policy_file = {{ designate_policy_file }}
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[coordination]
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{% if designate_coordination_backend == 'redis' %}
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backend_url = {{ redis_connection_string }}
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{% elif designate_coordination_backend == 'etcd' %}
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# NOTE(yoctozepto): etcd-compatible tooz drivers do not support multiple endpoints here (verified in Stein, Train)
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# NOTE(yoctozepto): we must use etcd3gw (aka etcd3+http) due to issues with alternative (etcd3) and eventlet (as used by designate)
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# see https://bugs.launchpad.net/kolla-ansible/+bug/1854932
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# and https://review.opendev.org/466098 for details
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backend_url = etcd3+http://{{ hostvars[groups['etcd'][0]]['ansible_' + hostvars[groups['etcd'][0]]['api_interface']]['ipv4']['address'] }}:{{ etcd_client_port }}
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{% endif %}
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{#
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NOTE(yoctozepto): etcd is not supported due to lack of group membership
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support via tooz, see https://launchpad.net/bugs/1872205
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#}
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@ -39,10 +39,11 @@ Configure Designate options in ``/etc/kolla/globals.yml``
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.. important::
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If multiple nodes are assigned to be Designate workers then you must
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enable a supported coordination backend, currently either 'redis' or
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'etcd'. The backend choice can be overridden by the
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``designate_coordination_backend`` variable.
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If multiple nodes are assigned to be Designate workers, then you must
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enable a supported coordination backend, currently only ``redis``
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is supported. The backend choice can be overridden via the
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``designate_coordination_backend`` variable. It defaults to ``redis``
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when ``redis`` is enabled (``enable_redis`` is set to ``yes``).
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The following additional variables are required depending on which backend you
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intend to use:
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@ -450,8 +450,8 @@ glance_enable_rolling_upgrade: "no"
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# Valid options are [ bind9 ]
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#designate_backend: "bind9"
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#designate_ns_record: "sample.openstack.org"
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# Valid options are [ '', redis, etcd ]
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#designate_coordination_backend: "{{ 'redis' if enable_redis|bool else 'etcd' if enable_etcd|bool else '' }}"
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# Valid options are [ '', redis ]
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#designate_coordination_backend: "{{ 'redis' if enable_redis|bool else '' }}"
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########################
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# Nova - Compute Options
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@ -0,0 +1,7 @@
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---
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fixes:
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- |
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Fixes ``designate-worker`` not to use ``etcd`` as its coordination backend
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because it is not supported by Designate (no group membership support
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available via tooz).
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`LP#1872205 <https://launchpad.net/bugs/1872205>`__
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