openstack/openstack-ansible
Code Issues Proposed changes

Merge "[Docs] Update scale environment"

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Zuul 2018-03-06 15:05:21 +00:00 committed by Gerrit Code Review
commit 163ce759e6
1 changed files with 14 additions and 17 deletions
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31
doc/source/admin/scale-environment.rst
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@ -26,7 +26,7 @@ needed in an environment, it is possible to create additional nodes.
[...]
NEW_infra<node-ID>:
ip: 10.17.136.32
NEW_infra<node-ID>:
NEW_infra<node-ID2>:
ip: 10.17.136.33
#. Change to playbook folder on the deployment host.
@ -43,26 +43,23 @@ needed in an environment, it is possible to create additional nodes.
# /opt/openstack-ansible/inventory/dynamic_inventory.py > /dev/null
#. Create the ``/root/add_host.limit`` file, which contains all new node
host names. Replace ``<NEW INFRA NODE>`` with the name of the new host.
host names and their containers. Add **localhost** to the list of
hosts to be able to access deployment host facts.
.. code:: console
# /opt/openstack-ansible/scripts/inventory-manage.py \
-l |awk '/<NEW INFRA NODE>/ {print $2}' |sort -u | tee /root/add_host.limit
localhost
NEW_infra<node-ID>
NEW_infra<node-ID2>
NEW_infra<node-ID>_containers
NEW_infra<node-ID2>_containers
#. Run the ``setup-everything.yml`` playbook with the
``limit`` argument.
.. warning::
Do not run the ``setup-everything.yml`` playbook
without the ``--limit`` argument. Without ``--limit``, the
playbook will restart all containers inside your environment.
.. code:: console
# openstack-ansible setup-everything.yml --limit @/root/add_host.limit
# openstack-ansible --tags=openstack-host-hostfile setup-hosts.yml
Test new infra nodes
@ -82,8 +79,9 @@ Add a compute host
Use the following procedure to add a compute host to an operational
cluster.
#. Configure the host as a target host. See `Prepare target hosts
<https://docs.openstack.org/project-deploy-guide/openstack-ansible/newton/targethosts.html>`_
#. Configure the host as a target host. See the
:deploy_guide:`target hosts configuration section <targethosts.html>`
of the deploy guide.
for more information.
#. Edit the ``/etc/openstack_deploy/openstack_user_config.yml`` file and
@ -103,8 +101,7 @@ cluster.
# cd /opt/openstack-ansible/playbooks
# openstack-ansible setup-hosts.yml --limit localhost,NEW_HOST_NAME
# ansible nova_all -m setup -a 'filter=ansible_local gather_subset="!all"'
# openstack-ansible setup-openstack.yml --skip-tags nova-key-distribute --limit localhost,NEW_HOST_NAME
# openstack-ansible setup-openstack.yml --tags nova-key --limit compute_hosts
# openstack-ansible setup-openstack.yml --limit localhost,NEW_HOST_NAME
Test new compute nodes
~~~~~~~~~~~~~~~~~~~~~~
@ -372,7 +369,7 @@ Destroying Containers
.. code-block:: console
# cd /opt/openstack-ansible/playbooks
# openstack-ansible lxc-containers-destroy --limit <container name|container group>
# openstack-ansible lxc-containers-destroy --limit localhost,<container name|container group>
.. note::
@ -395,7 +392,7 @@ Destroying Containers
.. code-block:: console
# cd /opt/openstack-ansible/playbooks
# openstack-ansible lxc-containers-destroy --limit lxc_hosts,<container name|container
# openstack-ansible lxc-containers-create --limit localhost,lxc_hosts,<container name|container
group>
The lxc_hosts host group must be included as the playbook and roles executed require the