Updated multi-region docs to include keepalived
The keepalived_virtual_router_id should be changed from the default in the case of a multi-region deployment where the VIP of the different regions resides on the same subnet. This is not immediately clear - this change should make it more obvious. Change-Id: Ia4899ba407937d9f27832c9d123701729e89987a
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@ -79,6 +79,14 @@ the value of ``kolla_internal_fqdn`` in RegionOne:
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project_name: "admin"
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domain_name: "default"
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.. note::
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If the ``kolla_internal_vip_address`` and/or the
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``kolla_external_vip_address`` reside on the same subnet as
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``kolla_internal_fqdn_r1``, you should set the
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``keepalived_virtual_router_id`` value in the ``/etc/kolla/globals.yml``
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to a unique number.
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Configuration files of cinder,nova,neutron,glance... have to be updated to
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contact RegionOne's Keystone. Fortunately, Kolla allows you to override all
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configuration files at the same time thanks to the
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@ -122,6 +122,8 @@
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# keepalived options
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####################
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# Arbitrary unique number from 0..255
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# This should be changed from the default in the event of a multi-region deployment
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# where the VIPs of different regions reside on a common subnet.
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#keepalived_virtual_router_id: "51"
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###################
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