openstack/openstack-ansible
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[Docs] Clarify ceph production example.

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There are details that confuse people (like the usage of may), when
they are configuring a ceph environment.

This should clarify the situation.

Change-Id: Ic8b734eabcfa218c687db69290c8b3cef1def7c5
This commit is contained in:
Jean-Philippe Evrard 2017-11-28 16:28:47 +00:00 committed by Amy Marrich (spotz)
parent d60c594619
commit d5773de2a8
2 changed files with 10 additions and 9 deletions
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14
deploy-guide/source/app-config-prod-ceph.rst
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@ -112,9 +112,9 @@ customization of Ansible groups. This allows the deployer to set whether
the services will run in a container (the default), or on the host (on
metal).
For this environment, the ``cinder-volume`` runs in a container on the
infrastructure hosts. To achieve this, implement
``/etc/openstack_deploy/env.d/cinder.yml`` with the following content:
For a ceph environment, you can run the ``cinder-volume`` in a container.
To do this you will need to create a ``/etc/openstack_deploy/env.d/cinder.yml`` file
with the following content:
.. literalinclude:: ../../etc/openstack_deploy/env.d/cinder-volume.yml.container.example
@ -124,8 +124,10 @@ User variables
The ``/etc/openstack_deploy/user_variables.yml`` file defines the global
overrides for the default variables.
For this environment, implement the load balancer on the infrastructure
hosts. Ensure that keepalived is also configured with HAProxy in
``/etc/openstack_deploy/user_variables.yml`` with the following content.
For this example environment, we configure a HA load balancer.
We implement the load balancer (HAProxy) with an HA layer (keepalived)
on the infrastructure hosts.
Your ``/etc/openstack_deploy/user_variables.yml`` must have the following content
to configure haproxy, keepalived and ceph:
.. literalinclude:: ../../etc/openstack_deploy/user_variables.yml.prod-ceph.example

5
etc/openstack_deploy/user_variables.yml.prod-ceph.example
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@ -1,7 +1,6 @@
---
# This file contains an example of the global variable overrides
# which may need to be set for a production environment.
# Because we have three haproxy nodes, we need
# to one active LB IP, and we use keepalived for that.
## Load Balancer Configuration (haproxy/keepalived)
haproxy_keepalived_external_vip_cidr: "1.2.3.4/32"
haproxy_keepalived_internal_vip_cidr: "172.29.236.0/22"