controller_ulimits¶
Role Documentation¶
Welcome to the “controller_ulimits” role documentation.
Role Defaults¶
This section highlights all of the defaults and variables set within the “controller_ulimits” role.
nofiles_min: 1024
nproc_min: 2048
Role Variables: main.yml¶
metadata:
description: 'This will check the ulimits of each controller.
'
groups:
- post-deployment
name: Check controller ulimits
Molecule Scenarios¶
Molecule is being used to test the “controller_ulimits” role. The following section highlights the drivers in service and provides an example playbook showing how the role is leveraged.
Scenario: default¶
Example default configuration¶
driver:
name: podman
log: true
platforms:
- easy_install:
- pip
environment:
http_proxy: '{{ lookup(''env'', ''http_proxy'') }}'
https_proxy: '{{ lookup(''env'', ''https_proxy'') }}'
hostname: centos7
image: centos:7
name: centos7
pkg_extras: python-setuptools
ulimits: &id001
- nofile=512:512
- nproc=512:512
volumes:
- /etc/ci/mirror_info.sh:/etc/ci/mirror_info.sh:ro
- environment:
http_proxy: '{{ lookup(''env'', ''http_proxy'') }}'
https_proxy: '{{ lookup(''env'', ''https_proxy'') }}'
hostname: centos8
image: centos:8
name: centos8
pkg_extras: python*-setuptools
ulimits: *id001
volumes:
- /etc/ci/mirror_info.sh:/etc/ci/mirror_info.sh:ro
provisioner:
env:
ANSIBLE_LIBRARY: ../../../../library:../../../../roles/roles.galaxy/validations-common/validations_common/library
ANSIBLE_STDOUT_CALLBACK: yaml
log: true
name: ansible
scenario:
test_sequence:
- destroy
- create
- prepare
- converge
- verify
- destroy
verifier:
name: testinfra
Example default playbook¶
- gather_facts: false
hosts: all
name: Converge
tasks:
- block:
- include_role:
name: controller_ulimits
vars:
nofiles_min: 102400
nproc_min: 512
rescue:
- meta: clear_host_errors
name: Clear host errors
- debug:
msg: The validation works for detecting nofiles_min!
- block:
- include_role:
name: controller_ulimits
vars:
nofiles_min: 512
nproc_min: 204800
rescue:
- meta: clear_host_errors
name: Clear host errors
- debug:
msg: The validation works for detecting noproc_min! End of playbook run.
- meta: end_play
name: End play
- fail:
msg: 'The controller-ulimits failed detecting bad limits
'
name: Fail the test