scale_compute_vms.yml

- hosts: localhost
  gather_facts: yes
  tasks:
    - name: generate local_hosts inventory file needed for infrared virsh pre playbook
      template:
        dest: "{{ infrared_workspaces_dir }}/active/local_hosts"
        src: inventory.j2

    - name: set controller nodes
      set_fact:
        controller_nodes: "{{ controller_nodes|default([]) + [(oc_instackenv_content.nodes[item | int]|combine({'name': 'controller-'+item}))] }}"
      with_sequence: 0-{{ controller_count-1 }}

    - name: set hypervisor nodes for compute VMs
      set_fact:
        hypervisor_nodes: "{{ oc_instackenv_content.nodes[controller_count:] }}"

    - name: set overcloud_instackenv content to controller nodes
      set_fact:
        oc_instackenv_content: "{{ {} | combine({'nodes': controller_nodes}, recursive=True) }}"

    - name: create overcloud_instackenv.json file
      copy:
        dest: "{{ overcloud_instackenv_path }}"
        content: "{{ oc_instackenv_content }}"

    - name: get hypervisor hosts
      shell: |
        echo "{{ hypervisor_nodes[item | int].pm_addr | replace('mgmt-','') | replace('-drac', '') }}"
      with_sequence: 0-{{ (hypervisor_nodes|length - 1) }}
      register: host_list

    - name: hostname list
      set_fact:
         hostname_list: "{{ hostname_list|default([]) + [item.stdout] }}"
      with_items: "{{ host_list.results }}"

    - include_tasks: tasks/get_interpreter.yml
      vars:
        hostname: "{{ hostname_list[0] }}"
        user: "root"

    - name: add hypervisors to inventory file
      add_host:
        name: "{{ hyp }}"
        groups: "hypervisor"
        ansible_host: "{{ hyp }}"
        ansible_ssh_private_key_file: "{{ ansible_ssh_key }}"
        ansible_user: "root"
        ansible_python_interpreter: "{{ python_interpreter }}"
      with_items: "{{ hostname_list }}"
      loop_control:
        loop_var: hyp

    - name: set rhel 7 interfaces for hypervisors
      vars:
        lab_vars: "{{ (lab_name == 'scale') | ternary(scale, alias) }}"
      set_fact:
        hyp_ifaces: "{{ lab_vars['machine_types'][vendor][machine_type]['rhel8_interfaces'] }}"


- hosts: hypervisor
  tasks:
    - name: Clean network interfaces
      shell: |
        /root/clean-interfaces.sh --nuke
      changed_when: false

    - name: install packages
      package:
        name: "{{ item }}"
        state: installed
      loop: ['gcc', 'libffi-devel', 'openssl-devel', 'python3-virtualenv', 'libvirt', 'qemu-kvm']

    - name: start libvirtd
      systemd:
        state: started
        name: libvirtd
    # workaround for infrared issue https://github.com/redhat-openstack/infrared/issues/396
    - name: create network script file for interfaces
      vars:
        hyp_ifaces: "{{ hostvars['localhost']['hyp_ifaces'] }}"
      shell: |
        touch /etc/sysconfig/network-scripts/ifcfg-{{ hyp_ifaces[0] }}
        touch /etc/sysconfig/network-scripts/ifcfg-{{ hyp_ifaces[1] }}
        touch /etc/sysconfig/network-scripts/ifcfg-{{ hyp_ifaces[2] }}
        touch /etc/sysconfig/network-scripts/ifcfg-{{ hyp_ifaces[3] }}


- hosts: localhost
  vars:
    topology_network_path: "{{ ansible_user_dir }}/4_nets_multi_hypervisor.yml"
  tasks:
    - name: remove existing inmemory inventory especially hypervisor
      meta: refresh_inventory

    - name: create topology network file
      vars:
        isolated_interface: "{{ hyp_ifaces[0] }}"
        ctlplane_interface: "{{ hyp_ifaces[1] }}"
        tenant_interface: "{{ hyp_ifaces[2] }}"
        external_interface: "{{ hyp_ifaces[3] }}"
      template:
        src: 4_nets_multi_hypervisor.yml.j2
        dest: "{{ topology_network_path }}"
    - name: prepare host address variable
      set_fact:
        host_address: "--host-address {{ hostname_list | join(' --host-address ') }}"

    - name: run virsh for multi hypervisor
      shell: |
            source .venv/bin/activate
            infrared virsh {{ host_address }} --host-key {{ ansible_ssh_key }} --topology-nodes compute:{{ compute_count|default(1) }} --topology-network {{ topology_network_path }} --host-memory-overcommit True > {{ log_directory }}/virsh.log 2>&1
      args:
        chdir: "{{ infrared_dir }}"

    - name: reload inventory content created by virsh command
      meta: refresh_inventory

    - name: hybrid deployment params
      set_fact:
        hybrid_params: " --specific-node-ids true  --hybrid {{ overcloud_instackenv_path }}  --vbmc-host hypervisor"

    - name: set deployment_timeout to 2400
      set_fact:
        deployment_timeout: 2400


- import_playbook: add_undercloud_to_inventory.yml