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version 1.2, 2013/12/16 13:44:33 version 1.5, 2022/03/26 19:00:51
Line 56  DHCP is <em>not</em> supported. Line 56  DHCP is <em>not</em> supported.
   
 <h2>3. <a name="lin">Ubuntu 12.04 LTS installation</a></h2>  <h2>3. <a name="lin">Ubuntu 12.04 LTS installation</a></h2>
 <p>  <p>
 Installing Ubuntu Linux is easy.  Installing Ubuntu Linux is straightforward.
 Documentation is available from  Documentation is available from
 <a href="https://help.ubuntu.com/community/Installation">https://help.ubuntu.com/community/Installation/</a>  <a href="https://help.ubuntu.com/community/Installation">https://help.ubuntu.com/community/Installation/</a>
 Most of the installation screens are self explanatory.  Most of the installation screens are self explanatory.
Line 94  Use ufw to allow incoming traffic for th Line 94  Use ufw to allow incoming traffic for th
 ssh, www, https  ssh, www, https
 </p>  </p>
 <pre>  <pre>
   sudo apt-get install ufw
 sudo ufw default deny  sudo ufw default deny
 sudo ufw enable  sudo ufw enable
 sudo ufw allow ssh  sudo ufw allow ssh
Line 126  sudo apt-get upgrade Line 127  sudo apt-get upgrade
 <p>  <p>
 If kernel packages were updated, reboot your system before continuing with the installation.  If kernel packages were updated, reboot your system before continuing with the installation.
 </p>  </p>
 <p>  
 Add LON-CAPA ubuntu repository to your /etc/apt/sources.list file.   
 </p>  
 <pre>  
 sudo apt-get install python-software-properties  
 sudo apt-add-repository 'deb http://install.loncapa.org/ubuntu precise main'  
 </pre>  
 <h2>5. <a name="ilc">Installing LON-CAPA</a></h2>  <h2>5. <a name="ilc">Installing LON-CAPA</a></h2>
 <h3>Import the LON-CAPA encryption key</h3>  <h3>Import the LON-CAPA encryption key</h3>
 <pre>  <pre>
Line 140  wget http://install.loncapa.org/versions Line 134  wget http://install.loncapa.org/versions
 sudo apt-key add APT-GPG-KEY-loncapa.asc  sudo apt-key add APT-GPG-KEY-loncapa.asc
 sudo apt-get update  sudo apt-get update
 </pre>  </pre>
   <h3>Add LON-CAPA ubuntu repository to /etc/apt/sources.list</h3>
   <p> Execute: </p>
   <pre>
   sudo apt-get install python-software-properties
   sudo add-apt-repository 'deb http://install.loncapa.org/ubuntu precise main'
   </pre>
   <p>
   You can display which repositories are currently enabled by using:
   </p>
   <pre>
   grep '^deb ' /etc/apt/sources.list |grep ' precise '
   </pre>
   <p>The output should contain:</p>
   <pre>
   deb http://us.archive.ubuntu.com/ubuntu precise main
   deb http://us.archive.ubuntu.com/ubuntu precise universe
   deb http://install.loncapa.org/ubuntu precise main
   </pre>
   <p>If the Ubuntu universe repository is absent it can be added using:</p>
   <pre>
   sudo add-apt-repository universe
   </pre>
   <p>If other Ubuntu repositories, e.g., restricted and multiverse are enabled,
   you can disable them, as they are not needed for LON-CAPA, by using:</p>
   <pre>
   sudo add-apt-repository --remove restricted
   sudo add-apt-repository --remove multiverse
   </pre>
 <h3>Install prerequisites</h3>  <h3>Install prerequisites</h3>
 <p> Execute: </p>  <p> Execute: </p>
 <pre>  <pre>
Line 147  sudo apt-get install loncapa-prerequisit Line 169  sudo apt-get install loncapa-prerequisit
 </pre><p>  </pre><p>
 This may take some minutes due to LON-CAPA's large number of dependencies.  This may take some minutes due to LON-CAPA's large number of dependencies.
 </p>  </p>
   <h3>Secure MySQL</h3>
   <p> Execute: </p>
   <pre>
   sudo mysql_secure_installation
   </pre><p>
   Answer “Y” (yes) to the prompts to: 
   (a) remove anonymous users, 
   (b) restrict root user access to the local machine,
   and (c) remove the test database.</p>
 <h3>Retrieve and execute LON-CAPA setup program</h3>  <h3>Retrieve and execute LON-CAPA setup program</h3>
 <p>  <p>
 Retrieve the LON-CAPA setup script and dependencies with the following command:  Retrieve the LON-CAPA setup script and dependencies with the following command:
Line 237  for it to function at all.  Below is a l Line 268  for it to function at all.  Below is a l
   
 <h3>Configuring LON-CAPA</h3>  <h3>Configuring LON-CAPA</h3>
 <p>  <p>
 To configure and install LON-CAPA, become root and execute the following commands:  To configure and install LON-CAPA execute the following commands:
 </p>  </p>
 <pre>  <pre>
 sudo -i  cd ../loncapa-X.Y.Z  (X.Y.Z should correspond to a version number like '2.11.0')
 cd /root/loncapa-X.Y.Z     (X.Y.Z should correspond to a version number like '2.11.0')  sudo ./UPDATE
 ./UPDATE  
 </pre>  </pre>
 <p>  <p>
 You will need to enter the LON-CAPA configuration information you determined   You will need to enter the LON-CAPA configuration information you determined 
Line 258  invoked below requires that you enter th Line 288  invoked below requires that you enter th
 Replace USERNAME and DOMAIN with an appropriate username and your domain.  Replace USERNAME and DOMAIN with an appropriate username and your domain.
 </p>  </p>
 <pre>  <pre>
 cd /root/loncapa-X.Y.Z/loncom/build  cd loncom/build
 perl make_domain_coordinator.pl USERNAME DOMAIN  sudo perl make_domain_coordinator.pl USERNAME DOMAIN
   cd
 </pre>  </pre>
   
 <h2>7. <a name="sts">Start/Restart Services</a></h2>  <h2>7. <a name="sts">Start/Restart Services</a></h2>
 <p>  <p>
 The LON-CAPA network services take a moment to start.  Most misconfigurations  The LON-CAPA network services take a moment to start.  Most misconfigurations
 will be apparent at this step. Lastly, exit from root status to resume use of your regular account.  will be apparent at this step.
 </p>  </p>
 <pre>  <pre>
 /etc/init.d/loncontrol start  sudo /etc/init.d/loncontrol start
 /etc/init.d/apache2 restart  sudo service apache2 restart
 exit  exit
 </pre>  </pre>
 <p>  <p>
Removed from v.1.2  
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  Added in v.1.5

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