podman/tests/roles/set_cgroups/tasks/main.yml
Troy Dawson 93efda4b77 RHEL 9.0.0 Alpha bootstrap
The content of this branch was automatically imported from Fedora ELN
with the following as its source:
https://src.fedoraproject.org/rpms/podman#d39daa9e872e111c03d8be9158f0273c336bc934
2020-10-14 16:20:31 -07:00

76 lines
1.9 KiB
YAML

---
# Check the CURRENT cgroup level; we get this from /proc/cmdline
- name: check current kernel options
shell: fgrep systemd.unified_cgroup_hierarchy=0 /proc/cmdline
register: result
ignore_errors: true
- name: determine current cgroups | assume v2
set_fact: current_cgroups=2
- name: determine current cgroups | looks like v1
set_fact: current_cgroups=1
when: result is succeeded
- debug:
msg: "want: v{{ want_cgroups }} actual: v{{ current_cgroups }}"
- name: grubenv, pre-edit, cat
shell: cat /boot/grub2/grubenv
register: grubenv
- name: grubenv, pre-edit, show
debug:
msg: "{{ grubenv.stdout_lines }}"
# Update grubenv file to reflect the desired cgroup level
- name: remove cgroup option from kernel flags
shell:
cmd: sed -i -e "s/^\(kernelopts=.*\)systemd\.unified_cgroup_hierarchy=.\(.*\)/\1 \2/" /boot/grub2/grubenv
warn: false
- name: add it with the desired value
shell:
cmd: sed -i -e "s/^\(kernelopts=.*\)/\1 systemd.unified_cgroup_hierarchy=0/" /boot/grub2/grubenv
warn: false
when: want_cgroups == 1
- name: grubenv, post-edit, cat
shell: cat /boot/grub2/grubenv
register: grubenv
- name: grubenv, post-edit, show
debug:
msg: "post: {{ grubenv.stdout_lines }}"
# If want != have, reboot
- name: reboot and wait
block:
- name: reboot
reboot:
reboot_timeout: 900
ignore_errors: yes
- name: wait and reconnect
wait_for_connection:
timeout: 900
when: want_cgroups|int != current_cgroups|int
- set_fact:
expected_fstype:
- none
- tmpfs
- cgroup2fs
- name: confirm cgroups setting
shell: stat -f -c "%T" /sys/fs/cgroup
register: fstype
- debug:
msg: "stat(/sys/fs/cgroup) = {{ fstype.stdout }}"
- name: system cgroups is the expected type
assert:
that:
- fstype.stdout == expected_fstype[want_cgroups|int]
fail_msg: "stat(/sys/fs/cgroup) = {{ fstype.stdout }} (expected {{ expected_fstype[want_cgroups|int] }})"