Understanding jinja in salt

https://pastebin.com/ceLS8Lr3

(links only)
#UNDERSTANDING JINJA
https://docs.saltstack.com/en/latest/topics/jinja/index.html#jinja-in-states

#Cool document about how to write TRUE salt states on jinja:
https://docs.saltstack.com/en/latest/ref/renderers/all/salt.renderers.jinja.html#

#Jinja loading utils to enable a more powerful backend for jinja templates
https://docs.saltstack.com/en/latest/ref/renderers/all/salt.renderers.jinja.html#module-salt.renderers.jinja

#SLS TEMPLATE VARIABLES REFERENCE (salt, grains, pillars, и т.д.)
https://docs.saltstack.com/en/latest/ref/states/vars.html#sls-template-variable-reference

#Official doc
http://jinja.pocoo.org/docs
http://jinja.pocoo.org/docs/2.10/templates/#builtin-filters

https://docs.saltstack.com/en/latest/topics/jinja/index.html#debugging
Context is: {{ show_full_context()|yaml(False) }}


https://docs.saltstack.com/en/latest/topics/jinja/index.html#logs
{%- do salt.log.error('testing jinja logging') -%}