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Use Ansible to apply operating system routine maintenance and updates for CentOS and Red Hat servers. This example takes advantage of magic groups that are imported using AWS inventories in Ansible Tower for host filtering. Send extra-vars to limit the runtime by availability zone.
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*.keytab | |
*.retry | |
.DS_Store | |
.DS_Store? | |
._* | |
.Spotlight-V100 | |
.Trashes | |
ehthumbs.db | |
Thumbs.db |
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- repo: https://github.com/ansible/ansible-lint.git | |
sha: v4.1.1a0 | |
hooks: | |
- id: ansible-lint | |
files: \.(yaml|yml)$ | |
args: [--exclude=/Users/deekayen/.ansible] | |
- repo: https://github.com/willthames/ansible-review.git | |
sha: v0.13.9 | |
hooks: | |
- id: ansible-review |
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--- | |
- name: Apply system updates. | |
hosts: "{{ availability_zone }}:!platform_windows:!tag_function_ansibletower" | |
gather_facts: yes | |
tasks: | |
- name: Force fact gathering to collect kernel information. | |
setup: | |
- name: Check kernel before reboot. | |
set_fact: | |
kernelbefore: "{{ ansible_kernel }}" | |
- debug: | |
var: kernelbefore | |
verbosity: 1 | |
- name: Install or update yum-utils package for kernel clean up. | |
yum: | |
name: yum-utils | |
- name: "Remove all unused kernels." # noqa 301 | |
command: /usr/bin/package-cleanup --oldkernels --count=1 -y | |
- name: "Apply yum updates." # noqa 403 | |
yum: | |
name: '*' | |
state: latest | |
skip_broken: true | |
- name: Reboot. | |
reboot: | |
msg: "Reboot initiated by Ansible for patching." | |
post_reboot_delay: 20 | |
- name: Check for new kernel versions. | |
setup: | |
- name: Kernel versions before and after patching. | |
debug: | |
msg: "BEFORE => {{ kernelbefore }} AFTER => {{ ansible_facts.ansible_kernel }}" |
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