---
|
|
- name: 'check if container dir exists'
|
|
stat:
|
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path: '/var/lib/lxc/{{ vm_name }}'
|
|
register: container_dir
|
|
tags:
|
|
- 'lxc'
|
|
|
|
- name: 'check if container exists'
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|
container_exists:
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|
name: '{{ vm_name }}'
|
|
register: container_exists
|
|
tags:
|
|
- 'lxc'
|
|
|
|
- name: 'check if release is supported'
|
|
assert:
|
|
that: distro in [ 'bullseye', 'sid', 'buster' ]
|
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msg: 'release {{ distro }} not supported by debian template'
|
|
tags:
|
|
- 'lxc'
|
|
|
|
- block:
|
|
- name: 'privileged | create lxc container'
|
|
lxc_container:
|
|
name: '{{ vm_name }}'
|
|
backing_store: 'lvm'
|
|
fs_size: '{{ vm_size }}'
|
|
vg_name: '{{ vg_name }}'
|
|
lv_name: 'vm_{{ vm_name }}'
|
|
fs_type: 'xfs'
|
|
container_log: true
|
|
template: 'debian'
|
|
template_options: '--release {{ distro }} --packages=ssh,python3,python3-apt'
|
|
state: 'stopped'
|
|
# suppress messages related to file descriptors
|
|
# leaking when lvm is invoked
|
|
environment:
|
|
LVM_SUPPRESS_FD_WARNINGS: 1
|
|
when: not unprivileged
|
|
|
|
- name: 'unprivileged | upload bash script'
|
|
copy:
|
|
src: 'find_subxid.sh'
|
|
dest: 'find_subxid.sh'
|
|
when: unprivileged
|
|
|
|
- name: 'unprivileged | get free subxid mappings'
|
|
command: 'bash find_subxid.sh'
|
|
register: avail_subxid
|
|
when: unprivileged
|
|
|
|
- name: 'unprivileged | set subxid mappings'
|
|
set_fact:
|
|
subuidmap: '{{ avail_subxid.stdout_lines[0] }}'
|
|
subgidmap: '{{ avail_subxid.stdout_lines[1] }}'
|
|
when: unprivileged
|
|
|
|
- name: 'unprivileged | create system subxid mappings'
|
|
command: >-
|
|
usermod
|
|
-v {{ '{}-{}'.format(subuidmap.split(' ')[0],
|
|
subuidmap.split(' ')[0]|int+subuidmap.split(' ')[1]|int-1) }}
|
|
-w {{ '{}-{}'.format(subgidmap.split(' ')[0],
|
|
subgidmap.split(' ')[0]|int+subgidmap.split(' ')[1]|int-1) }}
|
|
root
|
|
|
|
- name: 'unprivileged | create config seed'
|
|
copy:
|
|
content: |
|
|
lxc.idmap = u 0 {{ subuidmap }}
|
|
lxc.idmap = g 0 {{ subgidmap }}
|
|
dest: '/tmp/lxc_unpriv_config'
|
|
when: unprivileged
|
|
|
|
- name: 'unprivileged | create lxc container'
|
|
lxc_container:
|
|
name: '{{ vm_name }}'
|
|
backing_store: 'lvm'
|
|
fs_type: 'xfs'
|
|
fs_size: '{{ vm_size }}'
|
|
vg_name: '{{ vg_name }}'
|
|
lv_name: 'vm_{{ vm_name }}'
|
|
container_log: true
|
|
template: 'download'
|
|
template_options: '-d debian -r {{ distro }} -a amd64'
|
|
config: '/tmp/lxc_unpriv_config'
|
|
state: 'stopped'
|
|
when: unprivileged
|
|
|
|
- name: 'deploy container config'
|
|
template:
|
|
src: 'config.j2'
|
|
dest: '/var/lib/lxc/{{ vm_name }}/config'
|
|
|
|
- name: 'unprivileged | tweak config'
|
|
lxc_container:
|
|
name: '{{ vm_name }}'
|
|
container_command: |
|
|
echo 'nameserver {{ hostvars | ip_from_inventory('vm_gateway') }}' > /etc/resolv.conf
|
|
apt update
|
|
apt install -y python3 python3-apt
|
|
systemctl mask systemd-journald-audit.socket
|
|
state: 'stopped'
|
|
|
|
- name: 'start container'
|
|
lxc_container:
|
|
name: '{{ vm_name }}'
|
|
state: 'started'
|
|
when: auto_start|bool
|
|
when: not (container_exists.exists and container_dir.stat.isdir)
|
|
tags:
|
|
- 'lxc'
|
|
|
|
- name: 'read unprivileged status from config'
|
|
command: >-
|
|
grep -e '^lxc.idmap = ' /var/lib/lxc/{{ vm_name }}/config
|
|
register: unpriv_status
|
|
changed_when: false
|
|
failed_when: unpriv_status.rc > 1
|
|
|
|
- name: 'set unprivileged status from config'
|
|
set_fact:
|
|
unprivileged: true
|
|
subuidmap: '{{ unpriv_status.stdout_lines[0] | replace("lxc.idmap = u 0 ", "") }}'
|
|
subgidmap: '{{ unpriv_status.stdout_lines[1] | replace("lxc.idmap = g 0 ", "") }}'
|
|
when: unpriv_status.rc == 0
|
|
|
|
- name: 'update container config'
|
|
template:
|
|
src: 'config.j2'
|
|
dest: '/var/lib/lxc/{{ vm_name }}/config'
|
|
register: container_config
|
|
notify: 'restart container'
|
|
|
|
- name: 'set container running state'
|
|
lxc_container:
|
|
name: '{{ vm_name }}'
|
|
state: '{{ container_state }}'
|
|
register: container_running_state
|
|
tags:
|
|
- 'lxc'
|
|
|
|
- name: 'update container resolv.conf'
|
|
template:
|
|
src: 'resolv.conf.j2'
|
|
dest: '/etc/resolv.conf'
|
|
delegate_to: '{{ vm_name }}'
|
|
connection: 'ssh_lxc'
|
|
|
|
- name: 'update container net config'
|
|
copy:
|
|
src: 'interfaces'
|
|
dest: '/etc/network/interfaces'
|
|
delegate_to: '{{ vm_name }}'
|
|
connection: 'ssh_lxc'
|
|
notify: 'restart container'
|
|
|
|
- name: 'update container apt config'
|
|
lineinfile:
|
|
path: '/etc/apt/apt.conf.d/02periodic'
|
|
line: '{{ item.key }} "{{ item.value }}";'
|
|
regexp: '^{{ item.key }} '
|
|
create: true
|
|
loop:
|
|
- { key: 'APT::Periodic::Enable', value: '1' }
|
|
- { key: 'APT::Periodic::Update-Package-Lists', value: '1' }
|
|
- { key: 'APT::Periodic::Verbose', value: '2' }
|
|
delegate_to: '{{ vm_name }}'
|
|
connection: 'ssh_lxc'
|
|
|
|
- meta: 'flush_handlers'
|
|
|
|
- name: 'MONITORING | add to monitored hosts'
|
|
block:
|
|
- name: 'MONITORING | add to monitored hosts'
|
|
set_fact:
|
|
monitoring_entry: >
|
|
{{ { 'address': ansible_host,
|
|
'host_type': 'lxc_vm' } }}
|
|
- name: 'MONITORING | update monitoring facts'
|
|
set_fact:
|
|
monitoring_facts: >
|
|
{{ hostvars[monitoring_host]['monitoring_facts']
|
|
| default({})
|
|
| combine({host_fqdn: monitoring_entry}) }}
|
|
delegate_facts: true
|
|
delegate_to: '{{ monitoring_host }}'
|
|
tags:
|
|
- 'monitoring'
|
|
...
|