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%\usepackage{opensans}          % Can't make this work so far. Shame. Would be lovely.
\usepackage[normalem]{ulem}     % For underlining links
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% Document Info
\author{Gael.langlais}
\pdfinfo{
  /Title (ansible-playbook.pdf)
  /Creator (Cheatography)
  /Author (Gael.langlais)
  /Subject (Ansible Playbook Cheat Sheet)
}

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\fancyhead[L]{
\noindent
\begin{multicols}{3}
\begin{tabulary}{5.8cm}{C}
    \SetRowColor{DarkBackground}
    \vspace{-7pt}
    {\parbox{\dimexpr\textwidth-2\fboxsep\relax}{\noindent
        \hspace*{-6pt}\includegraphics[width=5.8cm]{/web/www.cheatography.com/public/images/cheatography_logo.pdf}}
    }
\end{tabulary}
\columnbreak
\begin{tabulary}{11cm}{L}
    \vspace{-2pt}\large{\bf{\textcolor{DarkBackground}{\textrm{Ansible Playbook Cheat Sheet}}}} \\
    \normalsize{by \textcolor{DarkBackground}{Gael.langlais} via \textcolor{DarkBackground}{\uline{cheatography.com/169063/cs/36547/}}}
\end{tabulary}
\end{multicols}}

\fancyfoot[L]{ \footnotesize
\noindent
\begin{multicols}{3}
\begin{tabulary}{5.8cm}{LL}
  \SetRowColor{FootBackground}
  \mymulticolumn{2}{p{5.377cm}}{\bf\textcolor{white}{Cheatographer}}  \\
  \vspace{-2pt}Gael.langlais \\
  \uline{cheatography.com/gael-langlais} \\
  \end{tabulary}
\vfill
\columnbreak
\begin{tabulary}{5.8cm}{L}
  \SetRowColor{FootBackground}
  \mymulticolumn{1}{p{5.377cm}}{\bf\textcolor{white}{Cheat Sheet}}  \\
   \vspace{-2pt}Published 26th January, 2023.\\
   Updated 1st March, 2024.\\
   Page {\thepage} of \pageref{LastPage}.
\end{tabulary}
\vfill
\columnbreak
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  \mymulticolumn{1}{p{5.377cm}}{\bf\textcolor{white}{Sponsor}}  \\
  \SetRowColor{white}
  \vspace{-5pt}
  %\includegraphics[width=48px,height=48px]{dave.jpeg}
  Measure your website readability!\\
  www.readability-score.com
\end{tabulary}
\end{multicols}}




\begin{document}
\raggedright
\raggedcolumns

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% from this page to resize cheat sheet text:
% www.emerson.emory.edu/services/latex/latex_169.html
\footnotesize % Small font.

\begin{multicols*}{2}

\begin{tabularx}{8.4cm}{X}
\SetRowColor{DarkBackground}
\mymulticolumn{1}{x{8.4cm}}{\bf\textcolor{white}{Playbook}}  \tn
\SetRowColor{LightBackground}
\mymulticolumn{1}{x{8.4cm}}{-{}-{}- \newline - name: Create FW rule \newline   hosts: all \newline   gather\_facts: no \newline   roles: \newline   - role: robertdebock.mysql \newline     become: yes \newline     vars: \newline       mysql\_user\_name: tony \newline   tasks: \newline   - include-tasks: tasks/useful.yml \newline   - firewalld: \newline       var: ansible\_facts` \newline       port: "\{\{ http\_port | default('88') \}\}/tcp" \newline       service: http \newline       source: 192.0.0.0/24 \newline       zone: public \newline       state: enabled \newline       permanent: yes \#(persist reboot) \newline       immediate: yes \#(enable now) \newline  \newline   - name: Generate password \newline     shell: pwgen -N 1 -s 30 \newline     register: myPass \newline  \newline   - name: Print the generated password \newline     debug: \newline       msg: "The password is \{\{ myPass \}\}";} \tn 
\hhline{>{\arrayrulecolor{DarkBackground}}-}
\SetRowColor{LightBackground}
\mymulticolumn{1}{x{8.4cm}}{- When the option expects a variable as parameter, you don't need double curly breaths around variables. \newline - When line start with a variable like on the `{\emph{port}}` line above, you {\bf{must}} use double quote " around the variable. \newline - Boolean value accept: {\emph{yes, true, True TRUE}}. Same for {\emph{false}}}  \tn 
\hhline{>{\arrayrulecolor{DarkBackground}}-}
\end{tabularx}
\par\addvspace{1.3em}

\begin{tabularx}{8.4cm}{X}
\SetRowColor{DarkBackground}
\mymulticolumn{1}{x{8.4cm}}{\bf\textcolor{white}{page jump}}  \tn
% Row 0
\SetRowColor{LightBackground}
\mymulticolumn{1}{x{8.4cm}}{} \tn 
% Row Count 0 (+ 0)
\hhline{>{\arrayrulecolor{DarkBackground}}-}
\end{tabularx}
\par\addvspace{1.3em}

\begin{tabularx}{8.4cm}{X}
\SetRowColor{DarkBackground}
\mymulticolumn{1}{x{8.4cm}}{\bf\textcolor{white}{Block}}  \tn
\SetRowColor{LightBackground}
\mymulticolumn{1}{x{8.4cm}}{- hosts: server1 \newline   tasks: \newline   - name: Install git and restart nginx \newline     block: \newline     - name: install Git \newline       yum: name=git state=present \newline     - name: Restart nginx \newline       service: name=nginx state=restarted \newline     become: yes \newline     when: ansible\_facts{[}'distribution'{]}=='CentOS' \newline     rescue: \# Do this if the task fail \newline      - mail: \newline          to: admin@domain.com \newline          subject: Houston, We've Got a Problem \newline          body: task \{\{ \seqsplit{ansible\_failed\_task.name} \}\} \newline     always: \# Always do this \newline     - mail: \newline         to: user@domain.com \newline         subject: "\{\{ ansible\_play\_name \}\} status" \newline         body: "\{\{ ansible\_failed\_result \}\}"} \tn 
\hhline{>{\arrayrulecolor{DarkBackground}}-}
\end{tabularx}
\par\addvspace{1.3em}

\begin{tabularx}{8.4cm}{X}
\SetRowColor{DarkBackground}
\mymulticolumn{1}{x{8.4cm}}{\bf\textcolor{white}{Variables precedences}}  \tn
\SetRowColor{white}
\mymulticolumn{1}{x{8.4cm}}{Link to Ansible doc: \seqsplit{https://shorturl.at/HMZ05}% Row Count 1 (+ 1)
} \tn 
\hhline{>{\arrayrulecolor{DarkBackground}}-}
\end{tabularx}
\par\addvspace{1.3em}

\begin{tabularx}{8.4cm}{x{4 cm} x{4 cm} }
\SetRowColor{DarkBackground}
\mymulticolumn{2}{x{8.4cm}}{\bf\textcolor{white}{Magic Variables}}  \tn
% Row 0
\SetRowColor{LightBackground}
{\bf{hostvars{[}'srv1'{]}.ip\_address}} & Get vars value defined for another host \tn 
% Row Count 2 (+ 2)
% Row 1
\SetRowColor{white}
{\bf{hostvars{[}'srv1'{]}.ansible\_facts.mounts}} & Get facts value from another host \tn 
% Row Count 5 (+ 3)
% Row 2
\SetRowColor{LightBackground}
{\bf{hostvars{[}'srv1'{]}{[}ansible\_facts{]}{[}mounts{]}}} & Same as above writen diffrently \tn 
% Row Count 8 (+ 3)
% Row 3
\SetRowColor{white}
{\bf{group\_names}} & Get all groups the current host is part of \tn 
% Row Count 11 (+ 3)
% Row 4
\SetRowColor{LightBackground}
{\bf{inventory\_hostname}} & Get the current host name define in inventiry not the FQDN \tn 
% Row Count 14 (+ 3)
\hhline{>{\arrayrulecolor{DarkBackground}}--}
\end{tabularx}
\par\addvspace{1.3em}

\begin{tabularx}{8.4cm}{x{3.92 cm} x{4.08 cm} }
\SetRowColor{DarkBackground}
\mymulticolumn{2}{x{8.4cm}}{\bf\textcolor{white}{Performances tuning}}  \tn
% Row 0
\SetRowColor{LightBackground}
{\bf{gather\_facts: False}} & Disable facts gathering \tn 
% Row Count 2 (+ 2)
% Row 1
\SetRowColor{white}
{\bf{forks=50}} (in ansible.cfg) & or {\bf{-{}-forks 50}} or {\bf{-f 50}} on CLI (default is {\bf{5}}) \tn 
% Row Count 5 (+ 3)
% Row 2
\SetRowColor{LightBackground}
\mymulticolumn{2}{x{8.4cm}}{{\bf{{[}ssh\_connection{]}}} (in ansible.cfg)\{\{nl\}\}{\bf{ssh\_args = -o ControlMaster=auto -o ControlPersist=60s}}} \tn 
% Row Count 8 (+ 3)
% Row 3
\SetRowColor{white}
{\bf{pipelining = True}} (in ansible.cfg) & Reduce the number of SSH connections \tn 
% Row Count 10 (+ 2)
% Row 4
\SetRowColor{LightBackground}
{\bf{strategy: free}} & Execute tasks without waiting for other hosts to finish their tasks \tn 
% Row Count 14 (+ 4)
\hhline{>{\arrayrulecolor{DarkBackground}}--}
\SetRowColor{LightBackground}
\mymulticolumn{2}{x{8.4cm}}{Use mitogen if you can: \newline https://mitogen.networkgenomics.com/ansible\_detailed.html}  \tn 
\hhline{>{\arrayrulecolor{DarkBackground}}--}
\end{tabularx}
\par\addvspace{1.3em}

\begin{tabularx}{8.4cm}{X}
\SetRowColor{DarkBackground}
\mymulticolumn{1}{x{8.4cm}}{\bf\textcolor{white}{Inventory}}  \tn
\SetRowColor{LightBackground}
\mymulticolumn{1}{x{8.4cm}}{all: \newline   hosts: \newline     mail.example.com: \newline       ansible\_host: 192.168.1.230 \newline       ansible\_user: mailmin \newline   children: \newline     webservers: \newline       hosts: \newline         frcllweb001: \newline           ansible\_host: 192.168.1.231} \tn 
\hhline{>{\arrayrulecolor{DarkBackground}}-}
\end{tabularx}
\par\addvspace{1.3em}

\begin{tabularx}{8.4cm}{X}
\SetRowColor{DarkBackground}
\mymulticolumn{1}{x{8.4cm}}{\bf\textcolor{white}{ansible.cfg precedence}}  \tn
% Row 0
\SetRowColor{LightBackground}
\mymulticolumn{1}{x{8.4cm}}{1. {\bf{\$ANSIBLE\_CONFIG}}} \tn 
% Row Count 1 (+ 1)
% Row 1
\SetRowColor{white}
\mymulticolumn{1}{x{8.4cm}}{2. {\bf{ansible.cfg in playbook dir}}} \tn 
% Row Count 2 (+ 1)
% Row 2
\SetRowColor{LightBackground}
\mymulticolumn{1}{x{8.4cm}}{3. {\bf{\textasciitilde{}/.ansible.cfg}}} \tn 
% Row Count 3 (+ 1)
% Row 3
\SetRowColor{white}
\mymulticolumn{1}{x{8.4cm}}{4. {\bf{/etc/ansible/ansible.cfg}}} \tn 
% Row Count 4 (+ 1)
\hhline{>{\arrayrulecolor{DarkBackground}}-}
\end{tabularx}
\par\addvspace{1.3em}

\begin{tabularx}{8.4cm}{x{3.12 cm} x{4.88 cm} }
\SetRowColor{DarkBackground}
\mymulticolumn{2}{x{8.4cm}}{\bf\textcolor{white}{Error Handling}}  \tn
% Row 0
\SetRowColor{LightBackground}
\seqsplit{any\_errors\_fatal:} true & Will stop \& exit playbook if any error \tn 
% Row Count 2 (+ 2)
% Row 1
\SetRowColor{white}
\seqsplit{ignore\_errors:} true & Execute next tasks on failed hosts \tn 
% Row Count 4 (+ 2)
% Row 2
\SetRowColor{LightBackground}
failed\_when: \textless{}condition\textgreater{} & Task fail when condition is met \tn 
% Row Count 6 (+ 2)
\hhline{>{\arrayrulecolor{DarkBackground}}--}
\SetRowColor{LightBackground}
\mymulticolumn{2}{x{8.4cm}}{Avoid using {\bf{shell}} or {\bf{command}} modules, they will simply execute the command without any validations, use the appropriate module.}  \tn 
\hhline{>{\arrayrulecolor{DarkBackground}}--}
\end{tabularx}
\par\addvspace{1.3em}

\begin{tabularx}{8.4cm}{X}
\SetRowColor{DarkBackground}
\mymulticolumn{1}{x{8.4cm}}{\bf\textcolor{white}{Ansible tips \& triks}}  \tn
\SetRowColor{white}
\mymulticolumn{1}{x{8.4cm}}{{\bf{Make your playbook executable}} \newline % Row Count 1 (+ 1)
Add the following sheebang at the top of your palybook: \newline % Row Count 3 (+ 2)
{\bf{`\#!/usr/bin/ansible`}} \newline % Row Count 4 (+ 1)
and add the executable bit to your playbook file \newline % Row Count 5 (+ 1)
{\bf{chmod +x \textless{}my\_playbook.yml\textgreater{}}} \newline % Row Count 6 (+ 1)
Now you can execute your playbook like a regular script {\bf{./my\_playbook.yml}}% Row Count 8 (+ 2)
} \tn 
\hhline{>{\arrayrulecolor{DarkBackground}}-}
\end{tabularx}
\par\addvspace{1.3em}


% That's all folks
\end{multicols*}

\end{document}