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openstack-ansible-ops
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openstack-ansible-ops/multi-node-aio/playbooks/deploy-vms.yml

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---
# Copyright 2018, Rackspace US, Inc.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in witing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
- name: Gather Facts for vm_hosts
hosts: vm_hosts
gather_facts: yes
environment: "{{ deployment_environment_variables | default({}) }}"
tags:
- deploy-vms
tasks:
- name: Get info about existing virt storage pools
virt_pool:
command: info
register: _virt_pools
- name: Set virt_pools host fact
set_fact:
virt_pools: "{{ _virt_pools }}"
- name: Get info about existing VM's
virt:
command: list_vms
register: _virt_list
- name: Stop all running VM's
virt:
name: "{{ item }}"
command: destroy
failed_when: false
with_items: "{{ _virt_list.list_vms }}"
- name: Delete any disk images related to running VM's
file:
path: "{{ _virt_pools.pools.default.path | default('/data/images') }}/{{ item }}.img"
state: absent
with_items: "{{ _virt_list.list_vms }}"
- name: Undefine all running VM's
virt:
name: "{{ item }}"
command: undefine
failed_when: false
with_items: "{{ _virt_list.list_vms }}"
- name: Find existing base image files
find:
paths: "{{ _virt_pools.pools.default.path | default('/data/images') }}"
patterns: '*-base.img'
register: _base_images
- name: Enable/disable vm_use_snapshot based on whether there are base image files
set_fact:
vm_use_snapshot: "{{ _base_images['matched'] > 0 }}"
- name: Clean up base image files if they are not being used
file:
path: "{{ item.path }}"
state: absent
with_items: "{{ _base_images.files }}"
when:
- not (vm_use_snapshot | bool)
- name: Prepare VM storage
hosts: pxe_servers
gather_facts: no
environment: "{{ deployment_environment_variables | default({}) }}"
tags:
- deploy-vms
tasks:
- name: Create VM Disk Image
command: >-
qemu-img create
-f qcow2
{% if hostvars[item]['vm_use_snapshot'] | bool %}
-b {{ hostvars[item]['virt_pools'].pools.default.path | default('/data/images') }}/{{ server_hostname }}-base.img
{% endif %}
{{ hostvars[item]['virt_pools'].pools.default.path | default('/data/images') }}/{{ server_hostname }}.img
{{ default_vm_storage }}m
when:
- server_vm | default(false) | bool
delegate_to: "{{ item }}"
with_items: "{{ groups['vm_hosts'] }}"
- name: Prepare file-based disk images
hosts: vm_hosts
gather_facts: yes
environment: "{{ deployment_environment_variables | default({}) }}"
tags:
- deploy-vms
tasks:
# Note (odyssey4me):
# This will only work on a host which has
# libguestfs >= 1.35.2 and >= 1.34.1
# Ubuntu bionic works, but xenial does not (even with UCA).
# ref: https://bugs.launchpad.net/ubuntu/+source/libguestfs/+bug/1615337.
- name: Prepare file-based disk images
when:
- vm_use_snapshot | bool
block:
- name: Inject the host ssh key into the VM disk image
command: >-
virt-sysprep
--enable customize
--ssh-inject root:file:/root/.ssh/id_rsa.pub
--add {{ virt_pools.pools.default.path | default('/data/images') }}/{{ hostvars[item]['server_hostname'] }}.img
when:
- hostvars[item]['server_vm'] | default(false) | bool
with_items: "{{ groups['pxe_servers'] }}"
- name: Copy over prepare-image-galera.sh
copy:
src: kvm/prepare-image-galera.sh
dest: /opt/prepare-image-galera.sh
mode: "0755"
- name: Prepare the galera containers for startup
command: /opt/prepare-image-galera.sh
register: _galera_prepare
# guestfissh does not always give a return code which indicates
# failure, so we look for our final stdout output as an indicator
- name: Fail if the preparation script did not complete
fail:
msg: "The galera container preparation failed."
when:
- "'Image preparation completed.' not in _galera_prepare.stdout_lines"
- name: Prepare VM's
hosts: pxe_servers
gather_facts: no
environment: "{{ deployment_environment_variables | default({}) }}"
tags:
- deploy-vms
tasks:
- name: Define the VM
virt:
name: "{{ server_hostname }}"
command: define
xml: >-
{%- if hostvars[item]['vm_use_snapshot'] | bool %}
{{ lookup('file', hostvars[item]['virt_pools'].pools.default.path | default('/data/images') ~ '/' ~ server_hostname ~ '.xml') }}
{%- else %}
{{ lookup('template', 'kvm/kvm-vm.xml.j2') }}
{%- endif %}
failed_when: false
when:
- server_vm | default(false) | bool
delegate_to: "{{ item }}"
with_items: "{{ groups['vm_hosts'] }}"
- name: Get the VM xml
virt:
command: get_xml
name: "{{ server_hostname }}"
register: vm_xml
when:
- server_vm | default(false) | bool
delegate_to: "{{ item }}"
with_items: "{{ groups['vm_hosts'] }}"
- name: Write the VM xml
copy:
content: "{{ item.1.get_xml }}"
dest: "/etc/libvirt/qemu/{{ item.1.item }}.xml"
when:
- server_vm | default(false) | bool
delegate_to: "{{ item.0 }}"
with_nested:
- "{{ groups['vm_hosts'] }}"
- "{{ vm_xml.results }}"
- name: Start VM's
hosts: vm_hosts
gather_facts: "{{ gather_facts | default(true) }}"
environment: "{{ deployment_environment_variables | default({}) }}"
tags:
- deploy-vms
tasks:
- name: Gather variables for each operating system
include_vars: "{{ item }}"
with_first_found:
- "{{ playbook_dir }}/vars/{{ ansible_distribution | lower }}-{{ ansible_distribution_version | lower }}.yml"
- "{{ playbook_dir }}/vars/{{ ansible_distribution | lower }}-{{ ansible_distribution_major_version | lower }}.yml"
- "{{ playbook_dir }}/vars/{{ ansible_os_family | lower }}-{{ ansible_distribution_major_version | lower }}.yml"
- "{{ playbook_dir }}/vars/{{ ansible_distribution | lower }}.yml"
- "{{ playbook_dir }}/vars/{{ ansible_os_family | lower }}.yml"
tags:
- always
- name: Start VM
virt:
name: "{{ hostvars[item]['server_hostname'] }}"
command: start
state: running
failed_when: false
when:
- hostvars[item]['server_vm'] | default(false) | bool
with_items: "{{ groups['pxe_servers'] }}"
- name: Add VM to /etc/hosts file
lineinfile:
path: "/etc/hosts"
line: "{{ hostvars[item]['ansible_host'] }} {{ hostvars[item]['server_hostname'] }}"
when:
- hostvars[item]['server_vm'] | default(false) | bool
with_items: "{{ groups['pxe_servers'] }}"
- name: Check VM Connectivity
import_playbook: vm-status.yml
- name: Add SSH keys to VM's and containers
hosts: vm_servers:all_containers
gather_facts: false
any_errors_fatal: true
tasks:
- name: Copy Host SSH Keys
copy:
src: "{{ item.src }}"
dest: "{{ item.dest }}"
mode: "0600"
with_items:
- src: "{{ lookup('env', 'HOME') }}/.ssh/id_rsa"
dest: /root/.ssh/id_rsa
- src: "{{ lookup('env', 'HOME') }}/.ssh/id_rsa.pub"
dest: /root/.ssh/id_rsa.pub
- name: Add authorized key
authorized_key:
user: root
state: present
key: "{{ lookup('file', '~/.ssh/id_rsa.pub') }}"
# In vm-post-install-script.sh.j2 we chattr +i the interfaces file to prevent
# the preseed system from overwriting the file after we've modified it. The
# task below simply removes the immutable attribute.
- name: Remove immutable attr from /etc/network/interfaces
hosts: vm_servers
gather_facts: true
environment: "{{ deployment_environment_variables | default({}) }}"
tags:
- deploy-vms
tasks:
- name: Remove immutable attr from /etc/network/interfaces
file:
path: /etc/network/interfaces
attr: ""
when:
- ansible_distribution | lower == "ubuntu"
- ansible_distribution_release | lower == "trusty"
- name: Set MaxSessions and MaxStartups to reduce connection failures
hosts: vm_servers
gather_facts: "{{ gather_facts | default(true) }}"
environment: "{{ deployment_environment_variables | default({}) }}"
tags:
- deploy-vms
tasks:
- name: Gather variables for each operating system
include_vars: "{{ item }}"
with_first_found:
- "{{ playbook_dir }}/vars/{{ ansible_distribution | lower }}-{{ ansible_distribution_version | lower }}.yml"
- "{{ playbook_dir }}/vars/{{ ansible_distribution | lower }}-{{ ansible_distribution_major_version | lower }}.yml"
- "{{ playbook_dir }}/vars/{{ ansible_os_family | lower }}-{{ ansible_distribution_major_version | lower }}.yml"
- "{{ playbook_dir }}/vars/{{ ansible_distribution | lower }}.yml"
- "{{ playbook_dir }}/vars/{{ ansible_os_family | lower }}.yml"
tags:
- always
- name: Set MaxStartups
lineinfile:
path: /etc/ssh/sshd_config
line: MaxStartups 100
state: present
regexp: '^MaxStartups.*$'
notify:
- restart sshd
- name: Set MaxSessions
lineinfile:
path: /etc/ssh/sshd_config
line: MaxSessions 100
state: present
regexp: '^MaxSessions.*$'
notify:
- restart sshd
handlers:
- name: restart sshd
service:
name: "{{ ssh_service_name }}"
state: restarted
- name: Make space for swift/cinder/ceph volumes
hosts: cinder_hosts:swift_hosts:ceph_hosts:&vm_servers
gather_facts: "{{ gather_facts | default(true) }}"
environment: "{{ deployment_environment_variables | default({}) }}"
tags:
- deploy-vms
tasks:
- name: Unmount unnecessary mounts
mount:
name: "{{ item }}"
state: absent
with_items:
- "/var/lib/lxc"
- "/var/lib/machines"
register: _remove_mounts
- name: Remove unnecessary logical volumes
lvol:
vg: vmvg00
lv: "{{ item }}"
force: true
state: absent
with_items:
- "lxc00"
- "machines00"
register: _remove_lvs
- name: Reload systemd to remove generated unit files for mount
systemd:
daemon_reload: yes
when:
- "ansible_service_mgr == 'systemd'"
- "(_remove_mounts is changed) or (_remove_lvs is changed)"
- name: Set fact to indicate that the volumes changed (later used to force formatting)
set_fact:
_force_format_disks: "{{ (_remove_mounts is changed) or (_remove_lvs is changed) }}"
- name: Setup cinder host volume
hosts: cinder_hosts:&vm_servers
gather_facts: "{{ gather_facts | default(true) }}"
environment: "{{ deployment_environment_variables | default({}) }}"
tags:
- deploy-vms
tasks:
- name: Create cinder-volumes LV
lvol:
vg: vmvg00
lv: cinder-volumes00
size: "100%FREE"
shrink: false
- name: Create data cinder-volumes VG
lvg:
vg: cinder-volumes
pvs: "/dev/vmvg00/cinder-volumes00"
- name: Setup swift host volume
hosts: swift_hosts:&vm_servers
gather_facts: "{{ gather_facts | default(true) }}"
environment: "{{ deployment_environment_variables | default({}) }}"
tags:
- deploy-vms
tasks:
- name: Create swift disk LV's
lvol:
vg: vmvg00
lv: "{{ item }}"
size: 4G
with_items:
- disk1
- disk2
- disk3
- name: Format swift drives
filesystem:
fstype: xfs
dev: "/dev/vmvg00/{{ item }}"
force: "{{ _force_format_disks | default(False) }}"
with_items:
- disk1
- disk2
- disk3
- name: Mount swift drives
mount:
name: "/srv/{{ item }}"
src: "/dev/mapper/vmvg00-{{ item }}"
fstype: xfs
state: mounted
opts: defaults,discard
with_items:
- disk1
- disk2
- disk3
- name: Setup ceph OSD volumes
hosts: ceph_hosts:&vm_servers
gather_facts: "{{ gather_facts | default(true) }}"
environment: "{{ deployment_environment_variables | default({}) }}"
tags:
- deploy-vms
tasks:
- name: Create ceph OSD journal LV's
lvol:
vg: vmvg00
lv: "{{ item }}"
size: "{{ ceph_journal_size }}"
with_items:
- journal1
- journal2
- journal3
- name: Create ceph OSD disk LV's
lvol:
vg: vmvg00
lv: "{{ item }}"
size: "{{ ceph_osds_size }}"
with_items:
- data1
- data2
- data3
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