openstack/openstack-helm
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Docs: Update development node cleaning document

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This PS udpates the node cleaning document to better describe how
to remove a development deployment of OSH.

Change-Id: I80b0e522c6b9dc8bb7c4e180ae71997406d91e1c
This commit is contained in:
Pete Birley
2018-05-12 13:11:05 -05:00
parent bff3b4378e
commit edb80added
1 changed files with 19 additions and 16 deletions
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35
doc/source/install/developer/cleaning-deployment.rst
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@@ -31,32 +31,35 @@ Environment tear-down
To tear-down, the development environment charts should be removed first from To tear-down, the development environment charts should be removed first from
the 'openstack' namespace and then the 'ceph' namespace using the commands from the 'openstack' namespace and then the 'ceph' namespace using the commands from
the `Removing Helm Charts` section. You can run the following commands to the `Removing Helm Charts` section. Additonally charts should be removed from
loop through and delete the charts, then stop the kubelet systemd unit and the 'nfs' and 'libvirt' namespaces if deploying with NFS backing or bare metal
remove all the containers before removing the ``/var/lib/openstack-helm`` development support. You can run the following commands to loop through and
and ``/var/lib/nova`` directory from the host. delete the charts, then stop the kubelet systemd unit and remove all the
containers before removing the directories used on the host by pods.
.. code-block:: shell .. code-block:: shell
for NS in openstack ceph; do for NS in openstack ceph nfs libvirt; do
helm ls --namespace $NS --short | xargs -L1 -P16 helm delete --purge helm ls --namespace $NS --short | xargs -r -L1 -P2 helm delete --purge
done done
kubectl delete namespace openstack
kubectl delete namespace ceph
sudo systemctl disable kubelet --now
sudo systemctl stop kubelet sudo systemctl stop kubelet
sudo systemctl disable kubelet
sudo docker ps -aq | xargs -L1 -P16 sudo docker rm -f sudo docker ps -aq | xargs -r -L1 -P16 sudo docker rm -f
sudo rm -rf /var/lib/openstack-helm sudo rm -rf /var/lib/openstack-helm/*
sudo rm -rf /var/lib/nova # NOTE(portdirect): These directories are used by nova and libvirt
sudo rm -rf /var/lib/nova/*
sudo rm -rf /var/lib/libvirt/*
sudo rm -rf /etc/libvirt/qemu/*
# NOTE(portdirect): Clean up mounts left behind by kubernetes pods
sudo findmnt --raw | awk '/^\/var\/lib\/kubelet\/pods/ { print $1 }' | xargs -r -L1 -P16 sudo umount -f -l
These commands will restore the environment back to a clean Kubernetes These commands will restore the environment back to a clean Kubernetes
deployment, that can either be manually removed or over-written by deployment, that can either be manually removed or over-written by
restarting the deployment process. restarting the deployment process. It is recommended to restart the host before
doing so to ensure any residual state, eg. Network interfaces are removed.