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% Document Info
\author{doublehelix}
\pdfinfo{
  /Title (ubuntu-18-04-server-configuration.pdf)
  /Creator (Cheatography)
  /Author (doublehelix)
  /Subject (Ubuntu 18.04 Server Configuration Cheat Sheet)
}

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\noindent
\begin{multicols}{3}
\begin{tabulary}{5.8cm}{C}
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    {\parbox{\dimexpr\textwidth-2\fboxsep\relax}{\noindent
        \hspace*{-6pt}\includegraphics[width=5.8cm]{/web/www.cheatography.com/public/images/cheatography_logo.pdf}}
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\begin{tabulary}{11cm}{L}
    \vspace{-2pt}\large{\bf{\textcolor{DarkBackground}{\textrm{Ubuntu 18.04 Server Configuration Cheat Sheet}}}} \\
    \normalsize{by \textcolor{DarkBackground}{doublehelix} via \textcolor{DarkBackground}{\uline{cheatography.com/27391/cs/19030/}}}
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\noindent
\begin{multicols}{3}
\begin{tabulary}{5.8cm}{LL}
  \SetRowColor{FootBackground}
  \mymulticolumn{2}{p{5.377cm}}{\bf\textcolor{white}{Cheatographer}}  \\
  \vspace{-2pt}doublehelix \\
  \uline{cheatography.com/doublehelix} \\
  \end{tabulary}
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\columnbreak
\begin{tabulary}{5.8cm}{L}
  \SetRowColor{FootBackground}
  \mymulticolumn{1}{p{5.377cm}}{\bf\textcolor{white}{Cheat Sheet}}  \\
   \vspace{-2pt}Published 13th March, 2019.\\
   Updated 9th April, 2019.\\
   Page {\thepage} of \pageref{LastPage}.
\end{tabulary}
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  %\includegraphics[width=48px,height=48px]{dave.jpeg}
  Measure your website readability!\\
  www.readability-score.com
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\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}{Ubuntu Server 18.04}}  \tn
\SetRowColor{LightBackground}
\mymulticolumn{1}{p{8.4cm}}{\vspace{1px}\centerline{\includegraphics[width=5.1cm]{/web/www.cheatography.com/public/uploads/doublehelix_1552453703_ubuntu_black-orange_hex.png}}} \tn 
\hhline{>{\arrayrulecolor{DarkBackground}}-}
\end{tabularx}
\par\addvspace{1.3em}

\begin{tabularx}{8.4cm}{x{5.28 cm} x{2.72 cm} }
\SetRowColor{DarkBackground}
\mymulticolumn{2}{x{8.4cm}}{\bf\textcolor{white}{apt - Advanced Packaging Tool}}  \tn
% Row 0
\SetRowColor{LightBackground}
Update available packages & `sudo apt update` \tn 
% Row Count 2 (+ 2)
% Row 1
\SetRowColor{white}
Upgrades all currently installed packages & `sudo apt upgrade` \tn 
% Row Count 4 (+ 2)
% Row 2
\SetRowColor{LightBackground}
Remove packages that are no longer required & `sudo apt autoremove` \tn 
% Row Count 6 (+ 2)
\hhline{>{\arrayrulecolor{DarkBackground}}--}
\SetRowColor{LightBackground}
\mymulticolumn{2}{x{8.4cm}}{\seqsplit{http://manpages.ubuntu.com/manpages/cosmic/man8/apt.8.html}}  \tn 
\hhline{>{\arrayrulecolor{DarkBackground}}--}
\end{tabularx}
\par\addvspace{1.3em}

\begin{tabularx}{8.4cm}{x{3.36 cm} x{4.64 cm} }
\SetRowColor{DarkBackground}
\mymulticolumn{2}{x{8.4cm}}{\bf\textcolor{white}{ufw - Uncomplicated Firewall}}  \tn
% Row 0
\SetRowColor{LightBackground}
1. Install ufw & `sudo apt install ufw` \tn 
% Row Count 1 (+ 1)
% Row 1
\SetRowColor{white}
2 Setup default policies & `sudo ufw default deny incoming` \tn 
% Row Count 3 (+ 2)
% Row 2
\SetRowColor{LightBackground}
 & `sudo ufw default allow outgoing` \tn 
% Row Count 5 (+ 2)
% Row 3
\SetRowColor{white}
3. Allow SSH & `sudo ufw allow 22` \tn 
% Row Count 6 (+ 1)
% Row 4
\SetRowColor{LightBackground}
...or & `sudo ufw allow ssh` \tn 
% Row Count 7 (+ 1)
% Row 5
\SetRowColor{white}
4. Enable ufw & `sudo ufw enable` \tn 
% Row Count 8 (+ 1)
% Row 6
\SetRowColor{LightBackground}
\mymulticolumn{2}{x{8.4cm}}{5. Allow other connections} \tn 
% Row Count 9 (+ 1)
% Row 7
\SetRowColor{white}
...Apache & `sudo ufw allow 'Apache Full'` \tn 
% Row Count 11 (+ 2)
% Row 8
\SetRowColor{LightBackground}
...Webmin & `sudo ufw allow 10000` \tn 
% Row Count 12 (+ 1)
% Row 9
\SetRowColor{white}
View current ufw status & `sudo ufw status verbose` \tn 
% Row Count 14 (+ 2)
\hhline{>{\arrayrulecolor{DarkBackground}}--}
\SetRowColor{LightBackground}
\mymulticolumn{2}{x{8.4cm}}{\seqsplit{https://help.ubuntu.com/community/UFW} \newline or \newline https://www.digitalocean.com/community/tutorials/how-to-set-up-a-firewall-with-ufw-on-ubuntu-18-04}  \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}{Install Webmin}}  \tn
% Row 0
\SetRowColor{LightBackground}
\mymulticolumn{1}{x{8.4cm}}{1. Edit the {\bf{sources}} list} \tn 
% Row Count 1 (+ 1)
% Row 1
\SetRowColor{white}
\mymulticolumn{1}{x{8.4cm}}{`sudo nano /etc/apt/sources.list`} \tn 
% Row Count 2 (+ 1)
% Row 2
\SetRowColor{LightBackground}
\mymulticolumn{1}{x{8.4cm}}{Add the following line to your sources file} \tn 
% Row Count 3 (+ 1)
% Row 3
\SetRowColor{white}
\mymulticolumn{1}{x{8.4cm}}{`deb \seqsplit{https://download.webmin.com/download/repository} sarge contrib`} \tn 
% Row Count 5 (+ 2)
% Row 4
\SetRowColor{LightBackground}
\mymulticolumn{1}{x{8.4cm}}{2. Download the Webmin PGP key} \tn 
% Row Count 6 (+ 1)
% Row 5
\SetRowColor{white}
\mymulticolumn{1}{x{8.4cm}}{`wget \seqsplit{http://www.webmin.com/jcameron-key.asc} `} \tn 
% Row Count 7 (+ 1)
% Row 6
\SetRowColor{LightBackground}
\mymulticolumn{1}{x{8.4cm}}{3. Install the Webmin PGP key} \tn 
% Row Count 8 (+ 1)
% Row 7
\SetRowColor{white}
\mymulticolumn{1}{x{8.4cm}}{`sudo apt-key add jcameron-key.asc`} \tn 
% Row Count 9 (+ 1)
% Row 8
\SetRowColor{LightBackground}
\mymulticolumn{1}{x{8.4cm}}{4. Update packages including the Webmin repository} \tn 
% Row Count 10 (+ 1)
% Row 9
\SetRowColor{white}
\mymulticolumn{1}{x{8.4cm}}{`sudo apt update`} \tn 
% Row Count 11 (+ 1)
% Row 10
\SetRowColor{LightBackground}
\mymulticolumn{1}{x{8.4cm}}{5. Install Webmin} \tn 
% Row Count 12 (+ 1)
% Row 11
\SetRowColor{white}
\mymulticolumn{1}{x{8.4cm}}{`sudo apt install webmin`} \tn 
% Row Count 13 (+ 1)
% Row 12
\SetRowColor{LightBackground}
\mymulticolumn{1}{x{8.4cm}}{Once the installation finishes, you'll be presented with the following output:} \tn 
% Row Count 15 (+ 2)
% Row 13
\SetRowColor{white}
\mymulticolumn{1}{x{8.4cm}}{Webmin install complete. You can now login to  \seqsplit{https://your\_server\_ip:10000} as root with your  root password, or as any user who can use `sudo`.} \tn 
% Row Count 18 (+ 3)
% Row 14
\SetRowColor{LightBackground}
\mymulticolumn{1}{x{8.4cm}}{Add port 10000 to your firewall} \tn 
% Row Count 19 (+ 1)
% Row 15
\SetRowColor{white}
\mymulticolumn{1}{x{8.4cm}}{`sudo ufw allow 10000`} \tn 
% Row Count 20 (+ 1)
\hhline{>{\arrayrulecolor{DarkBackground}}-}
\SetRowColor{LightBackground}
\mymulticolumn{1}{x{8.4cm}}{\seqsplit{https://www.digitalocean.com/community/tutorials/how-to-install-webmin-on-ubuntu-18-04} \newline or \newline http://www.webmin.com/deb.html}  \tn 
\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}{Install Apache 2.4}}  \tn
% Row 0
\SetRowColor{LightBackground}
Install Apache 2.x & `sudo  apt install apache2` \tn 
% Row Count 2 (+ 2)
% Row 1
\SetRowColor{white}
... or, as a single command & `sudo apt update \&\& apt-get install apache2` \tn 
% Row Count 5 (+ 3)
% Row 2
\SetRowColor{LightBackground}
Enable ports through `ufw` firewall & `sudo ufw allow http \&\& ufw allow https` \tn 
% Row Count 7 (+ 2)
% Row 3
\SetRowColor{white}
... or, via pre-defined app settings & `sudo ufw allow 'Apache Full'` \tn 
% Row Count 9 (+ 2)
% Row 4
\SetRowColor{LightBackground}
Start Apache & `sudo apachectl start` \tn 
% Row Count 11 (+ 2)
% Row 5
\SetRowColor{white}
Restart Apache after changing settings & `sudo apachectl restart` \tn 
% Row Count 13 (+ 2)
% Row 6
\SetRowColor{LightBackground}
Where is Apache installed & `which apache2` \tn 
% Row Count 15 (+ 2)
\hhline{>{\arrayrulecolor{DarkBackground}}--}
\SetRowColor{LightBackground}
\mymulticolumn{2}{x{8.4cm}}{\seqsplit{https://help.ubuntu.com/lts/serverguide/httpd.html} \newline or \newline https://www.digitalocean.com/community/tutorials/how-to-install-the-apache-web-server-on-ubuntu-18-04}  \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}{Install PHP}}  \tn
% Row 0
\SetRowColor{LightBackground}
1. Install PHP & `sudo apt install php libapache2-mod-php` \tn 
% Row Count 3 (+ 3)
% Row 1
\SetRowColor{white}
2. Restart Apache & `sudo systemctl restart apache2` \tn 
% Row Count 5 (+ 2)
% Row 2
\SetRowColor{LightBackground}
Check where PHP is installed & `which php` \tn 
% Row Count 7 (+ 2)
% Row 3
\SetRowColor{white}
Check PHP version & `php -v` \tn 
% Row Count 8 (+ 1)
% Row 4
\SetRowColor{LightBackground}
Check INI file configuration & `php -{}-ini` \tn 
% Row Count 10 (+ 2)
% Row 5
\SetRowColor{white}
Dump PHP configuration & `php -{}-info` \tn 
% Row Count 12 (+ 2)
% Row 6
\SetRowColor{LightBackground}
Install optional modules & `apt-get install php-pear php-fpm php-dev php-zip php-curl php-xmlrpc php-gd php-mysql php-mbstring php-xml libapache2-mod-php` \tn 
% Row Count 19 (+ 7)
% Row 7
\SetRowColor{white}
check all the PHP modules available in Ubuntu & `apt-cache search -{}-names-only \textasciicircum{}php` \tn 
% Row Count 22 (+ 3)
\hhline{>{\arrayrulecolor{DarkBackground}}--}
\SetRowColor{LightBackground}
\mymulticolumn{2}{x{8.4cm}}{\seqsplit{https://help.ubuntu.com/lts/serverguide/php.html.en-AU} \newline or \newline https://thishosting.rocks/install-php-on-ubuntu/}  \tn 
\hhline{>{\arrayrulecolor{DarkBackground}}--}
\end{tabularx}
\par\addvspace{1.3em}

\begin{tabularx}{8.4cm}{x{3.76 cm} x{4.24 cm} }
\SetRowColor{DarkBackground}
\mymulticolumn{2}{x{8.4cm}}{\bf\textcolor{white}{Install MySQL}}  \tn
% Row 0
\SetRowColor{LightBackground}
Install MySQL & `sudo apt install mysql-server` \tn 
% Row Count 2 (+ 2)
% Row 1
\SetRowColor{white}
\mymulticolumn{2}{x{8.4cm}}{Once the installation is complete, the MySQL server should be started automatically.} \tn 
% Row Count 4 (+ 2)
% Row 2
\SetRowColor{LightBackground}
Check the status of MySQL & `sudo netstat -tap | grep mysql` \tn 
% Row Count 6 (+ 2)
% Row 3
\SetRowColor{white}
Start the service (if not running) & `sudo systemctl restart mysql.service` \tn 
% Row Count 8 (+ 2)
\hhline{>{\arrayrulecolor{DarkBackground}}--}
\SetRowColor{LightBackground}
\mymulticolumn{2}{x{8.4cm}}{\seqsplit{https://help.ubuntu.com/lts/serverguide/mysql.html.en} \newline or \newline https://www.digitalocean.com/community/tutorials/how-to-install-the-latest-mysql-on-ubuntu-18-04}  \tn 
\hhline{>{\arrayrulecolor{DarkBackground}}--}
\end{tabularx}
\par\addvspace{1.3em}

\begin{tabularx}{8.4cm}{x{3.68 cm} x{4.32 cm} }
\SetRowColor{DarkBackground}
\mymulticolumn{2}{x{8.4cm}}{\bf\textcolor{white}{Install MongoDB}}  \tn
% Row 0
\SetRowColor{LightBackground}
Install MongoDB package & `sudo apt install -y mongodb-org` \tn 
% Row Count 2 (+ 2)
% Row 1
\SetRowColor{white}
Check MongoDB service status & `sudo systemctl status mongodb` \tn 
% Row Count 4 (+ 2)
% Row 2
\SetRowColor{LightBackground}
Start MongoDB & `sudo systemctl start mongod.service` \tn 
% Row Count 6 (+ 2)
% Row 3
\SetRowColor{white}
Stop MongoDB & `sudo systemctl stop mongod.service` \tn 
% Row Count 8 (+ 2)
% Row 4
\SetRowColor{LightBackground}
Restart the MongoDB service & `sudo systemctl restart mongodb` \tn 
% Row Count 10 (+ 2)
% Row 5
\SetRowColor{white}
Enable automatic service startup & `sudo systemctl enable mongod.service` \tn 
% Row Count 12 (+ 2)
% Row 6
\SetRowColor{LightBackground}
Disable automatic service startup & `sudo systemctl disable mongodb` \tn 
% Row Count 14 (+ 2)
\hhline{>{\arrayrulecolor{DarkBackground}}--}
\SetRowColor{LightBackground}
\mymulticolumn{2}{x{8.4cm}}{\seqsplit{https://www.digitalocean.com/community/tutorials/how-to-install-mongodb-on-ubuntu-18-04} \newline or \newline https://docs.mongodb.com/manual/tutorial/install-mongodb-on-ubuntu/ \newline or \newline https://websiteforstudents.com/install-mongodb-on-ubuntu-18-04-lts-beta-server/}  \tn 
\hhline{>{\arrayrulecolor{DarkBackground}}--}
\end{tabularx}
\par\addvspace{1.3em}


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

\end{document}