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undercloud-deploy

An Ansible role to execute the deployment of the tripleo undercloud

Requirements

This requires a running host to deploy the undercloud.

Role Variables

undercloud_config_file: <'undercloud.conf.j2'> -- the name of the jinja template used as the base for the undercloud.conf
undercloud_install_script: <'undercloud-install.j2'> -- the name of the jinja template used as the base for the undercloud-install bash script
undercloud_install_log: <'{{ working_dir }}/undercloud_install.log'> -- the full path to the undercloud install log file.
network_environment_file: <'network-environment.yaml.j2'> -- the name of the jinja template used as the base for the network-environment for tripleo.
undercloud_hieradata_override_file: <'quickstart-hieradata-overrides.yaml.j2'> -- the name of jinja template used to override the undercloud's install hieradata
undercloud_ironic_ipxe_port: <'3816'> -- port to use for httpd ipxe server for ironic deploy
step_introspect: <'false'> -- boolean value to enable/disable ironic introspection
bash_deploy_ramdisk: <'false'> -- the variable allows older versions of tripleo to upload images properly with the option --old-deploy-image
step_install_undercloud: <'true'> -- turn on/off the undercloud deployment
libvirt_uri: <'qemu:///session'> -- the URI used by libvirt, by default tripleo-quickstart uses user sessions to provide greater flexixiblity to our users. ** additional documentation ** is at http://docs.openstack.org/developer/tripleo-quickstart/accessing-libvirt.html
undercloud_conf_extra: "" -- extra options to be added to ~/undercloud.conf
undercloud_undercloud_public_host: Sets up the 'undercloud_public_host' parameter from undercloud.conf.
undercloud_undercloud_admin_host: Sets up the 'undercloud_admin_host' from undercloud.conf.

Role Network Variables

undercloud_network_cidr: <'192.168.24.0/24'> -- the network cidr for the undercloud, note this also currently the default cidr used in other CI environments for tripleo.

The following variables are nested under network_environment_args. The values are calculated at run time using ansible jinja filters.

Note: See additional documentation at http://docs.ansible.com/ansible/playbooks_filters_ipaddr.html and the ansible code base ansible/plugins/filter/ipaddr.py

network_environment_args:
  ExternalNetCidr: "{{ undercloud_external_network_cidr }}"
  ExternalAllocationPools: >
    [{'start': '{{ undercloud_external_network_cidr|nthhost(4) }}',
    'end': '{{ undercloud_external_network_cidr|nthhost(250) }}'}]
  NeutronExternalNetworkBridge: ""
  ControlPlaneSubnetCidr: "{{ undercloud_network_cidr|ipaddr('prefix') }}"
  ControlPlaneDefaultRoute: "{{ undercloud_network_cidr|nthhost(1) }}"
  EC2MetadataIp: "{{ undercloud_network_cidr|nthhost(1) }}"
  DnsServers: [ '{{ external_network_cidr|nthhost(1) }}' ]

Example Playbook

Sample playbook to call the role

# Deploy the undercloud
- name:  Install undercloud
  hosts: undercloud
  gather_facts: no
  roles:
    - undercloud-deploy

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