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Use ansible_cmdline to detect cgroup status

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Jason Rothstein
2021-02-08 22:41:16 -06:00
parent 496081ebca
commit 8f6b8b1e9a
1 changed files with 9 additions and 13 deletions
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22
tasks/main.yml
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@@ -61,29 +61,25 @@
notify: notify:
- 'ensure_docker.package_facts' - 'ensure_docker.package_facts'
- 'ensure_docker.service_facts' - 'ensure_docker.service_facts'
- name: 'Fetch kernel command line' - name: 'Ensure cgroups are v1 only'
when: when:
- ansible_system == 'Linux' - ansible_system == 'Linux'
- ensure_docker is defined - ensure_docker is defined
- ansible_distribution == 'Fedora' - ansible_distribution == 'Fedora'
- ansible_distribution_major_version is version('32', '>=') - ansible_distribution_major_version is version('32', '>=')
shell: | - ansible_cmdline is defined
cat /proc/cmdline - ansible_cmdline['systemd.unified_cgroup_hierarchy'] is not defined
register: 'results'
changed_when: 'false'
- name: 'Add cgroups v1 if disabled'
when:
- results is defined
- results.stdout is defined
- ' "systemd.unified_cgroup_hierarchy=0" not in results.stdout '
shell: shell:
cmd: | cmd: |
grubby --update-kernel=ALL --args=systemd.unified_cgroup_hierarchy=0 grubby --update-kernel=ALL --args=systemd.unified_cgroup_hierarchy=0
- name: 'Reboot to enable cgroups v1' - name: 'Reboot to enable cgroups v1'
when: when:
- results is defined - ansible_system == 'Linux'
- results.stdout is defined - ensure_docker is defined
- ' "systemd.unified_cgroup_hierarchy=0" not in results.stdout ' - ansible_distribution == 'Fedora'
- ansible_distribution_major_version is version('32', '>=')
- ansible_cmdline is defined
- ansible_cmdline['systemd.unified_cgroup_hierarchy'] is not defined
reboot: reboot:
- name: 'flush handlers' - name: 'flush handlers'
meta: 'flush_handlers' meta: 'flush_handlers'