Calamari web interface not functioning properly, complete re-installation steps.

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Environment

SUSE Enterprise Storage 3
SUSE Enterprise Storage 4

Situation

Problems on the Administration node results in the Calamari web interface not functioning properly and a complete re-installation of Calamari is deemed necessary.

Resolution

To completely re-install Calamari take first remove all the relevant components then re-install.

A. To uninstall, on the Admin / Calamari node take the following steps:

sudo systemctl stop cthulhu.service
sudo systemctl stop apache2.service
sudo systemctl stop postgresql.service
sudo systemctl stop carbon-cache.service
sudo rm -rf /etc/calamari/
sudo rm -rf /etc/salt/
sudo rm -rf /etc/graphite/
sudo rm -rf /var/*/salt/ (It may be needed to run this command twice)
sudo rm -rf /var/lib/graphite/
sudo rm -rf /var/lib/pgsql/ (Ignore the message "device or resource busy" if returned)
sudo rm -rf /var/lib/carbon/
sudo zypper rm -n apache2 apache2-mod_wsgi apache2-prefork calamari-server graphite-web postgresql94-server romana salt-master python-carbon
Select "Y" to continue when prompted that the above packages and the "ceph_calamari" pattern will be REMOVED.

On each of the Ceph nodes / Calamari clients execute:

sudo systemctl stop salt-minion
sudo zypper -n rm salt-minion
sudo rm /etc/salt/pki/minion/minion_master.pub

B. After removal to re-install first on the Admin / Calamari node execute:

sudo zypper in romana
sudo calamari-ctl initialize
sudo ceph-deploy --overwrite-conf admin mon1 mon2 mon3 ...
Open a web browser, enter the IP address of the Calamari node and after logging in a prompt will request to execute: sudo ceph-deploy calamari connect --master master_host node1 node2 ...
Reload or refresh the web interface, login and verify everything is working after clicking the "ADD" button to add all the hosts listed under "Hosts Requesting to Be Managed By Calamari".

For more information see the installation steps for Calamari in the SUSE Enterprise Storage 4 online documentation.

Cause

Disclaimer

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