November 2015
Intermediate to advanced
236 pages
4h 42m
English
Templating is the lifeblood of Ansible. From configuration file content to variable substitution in tasks, to conditional statements and beyond, templating comes into play with nearly every Ansible facet. The templating engine of Ansible is Jinja2, a modern and designer-friendly templating language for Python. This chapter will cover a few advanced features of Jinja2 templating.
In Jinja2, a control structure refers to things in a template that control the flow of the engine parsing the template. These structures include, but are not limited to, conditionals, loops, and macros. Within Jinja2 (assuming the defaults are in use), a control ...