Matthew Flannery matthewflannery

Founder of DevSecOps Sydney community! I've worked at some pretty cool places, like EY, Deloitte, Google and others. <3 Kubernetes, Python, JS & Go

rothgar / main.yml

Last active September 10, 2024 09:53

Generate /etc/hosts with Ansible

	# Idempotent way to build a /etc/hosts file with Ansible using your Ansible hosts inventory for a source.
	# Will include all hosts the playbook is run on.
	# Inspired from http://xmeblog.blogspot.com/2013/06/ansible-dynamicaly-update-etchosts.html

	- name: "Build hosts file"
	lineinfile: dest=/etc/hosts regexp='.*{{ item }}$' line="{{ hostvars[item].ansible_default_ipv4.address }} {{item}}" state=present
	when: hostvars[item].ansible_default_ipv4.address is defined
	with_items: groups['all']