10.4. Preparing a Cloud-init Template

Procedure

1. In the Satellite web UI, navigate to Hosts > Provisioning Templates, and click Create Template.
2. In the Name field, enter a name for the template.

3. In the Editor field, enter the following template details:

   <%#
   kind: user_data
   name: Cloud-init
   -%>
   #cloud-config
   hostname: <%= @host.shortname %>
   
   <%# Allow user to specify additional SSH key as host paramter -%>
   <% if @host.params['sshkey'].present? || @host.params['remote_execution_ssh_keys'].present? -%>
   ssh_authorized_keys:
   <% if @host.params['sshkey'].present? -%>
     - <%= @host.params['sshkey'] %>
   <% end -%>
   <% if @host.params['remote_execution_ssh_keys'].present? -%>
   <% @host.params['remote_execution_ssh_keys'].each do |key| -%>
     - <%= key %>
   <% end -%>
   <% end -%>
   <% end -%>
   runcmd:
     - |
       #!/bin/bash
   <%= indent 4 do
       snippet 'subscription_manager_registration'
   end %>
   <% if @host.info['parameters']['realm'] && @host.realm && @host.realm.realm_type == 'Red Hat Identity Management' -%>
     <%= indent 4 do
       snippet 'idm_register'
     end %>
   <% end -%>
   <% unless @host.operatingsystem.atomic? -%>
       # update all the base packages from the updates repository
       yum -t -y -e 0 update
   <% end -%>
   <%
       # safemode renderer does not support unary negation
       non_atomic = @host.operatingsystem.atomic? ? false : true
       pm_set = @host.puppetmaster.empty? ? false : true
       puppet_enabled = non_atomic && (pm_set || @host.params['force-puppet'])
   %>
   <% if puppet_enabled %>
       yum install -y puppet
       cat > /etc/puppet/puppet.conf << EOF
     <%= indent 4 do
       snippet 'puppet.conf'
     end %>
       EOF
       # Setup puppet to run on system reboot
       /sbin/chkconfig --level 345 puppet on
   
       /usr/bin/puppet agent --config /etc/puppet/puppet.conf --onetime --tags no_such_tag <%= @host.puppetmaster.blank? ? '' : "--server #{@host.puppetmaster}" %> --no-daemonize
       /sbin/service puppet start
   <% end -%>
   phone_home:
    url: <%= foreman_url('built') %>
    post: []
    tries: 10pp

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4. Click the Type tab and from the Type list, select User data template.
5. Click the Association tab, and from the Applicable Operating Systems list, select the operating system that you want associate with the template.
6. Click the Locations tab, and from the Locations list, select the location that you want to associate with the template.
7. Click the Organizations tab, and from the Organization list, select the organization that you want to associate with the template.
8. Click Submit.
9. Navigate to Hosts > Operating Systems, and select the operating system you want to associate with the template.
10. Click the Templates tab, and from the User data template list, select the name of the new template.
11. Click Submit.