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1.1       harris41    1: <HTML>
                      2: <HEAD>
                      3: <TITLE>LON-CAPA Upgrade</TITLE>
                      4: </HEAD>
                      5: <BODY>
                      6: <H1>LON-CAPA Upgrade</H1>
1.3       harris41    7: <H3>Current Upgrade Procedure</H3>
1.1       harris41    8: <P>
1.5     ! harris41    9: Scott Harrison
        !            10: </P>
        !            11: <P>
        !            12: Last updated: 10/26/2000
        !            13: </P>
        !            14: <P>
1.1       harris41   15: LON-CAPA system releases currently are not released under version
                     16: numbers given the fast pace of system development.  To upgrade your
                     17: system, you need to 
                     18: <OL>
1.2       harris41   19: <LI>Make sure your software packages are up-to-date (based on install.lon-capa.org).
1.1       harris41   20: <UL>
1.3       harris41   21: <LI>As root, run the script <TT>/usr/sbin/loncapaverifypackages</TT>.  
                     22: If packages are out-of-date, this script will output
1.1       harris41   23: the out-of-date packages.  Packages that this script identifies as "should not be here",
                     24: are packages that you may wish to remove to improve system security.  (These packages
                     25: may represent important modifications of your institution, so do with care.  Removing
                     26: packages is done with the command: <TT>rpm -e --nodeps PACKAGE_NAME</TT>.
                     27: </UL>
                     28: <LI>Upgrade old software packages.
                     29: <UL>
                     30: <LI>Upgrade software packages by either
                     31: <UL>
1.3       harris41   32: <LI>Running <TT>/usr/sbin/loncapaupgradepackages</TT>.
                     33: <LI>Or, going to <A HREF="http://install.lon-capa.org/3.1/SupplementalRPMS/">http://install.lon-capa.org/3.1/SupplementalRPMS/</A>,
                     34: you can individually download each package from the world-wide web.  You then need to enter the command:
                     35: <TT>rpm -Uvh --force PACKAGE_RPM_FILE_NAME</TT> to upgrade your system for each package.
1.1       harris41   36: </UL>
                     37: </UL>
1.3       harris41   38: <LI>Make the LON-CAPA base files up to date (based on install.lon-capa.org).
                     39: <UL>
                     40: <LI><B>[optional]</B> Run the script <TT>/usr/sbin/loncapaverifybasepackage</TT>.  Then view /home/httpd/html/dev/index.html for the verification report.
                     41: If there are no real changes, then you do not need to make your files up-to-date.
                     42: <LI>Download the most recent LON-CAPA rpm (<A HREF="http://install.lon-capa.org/3.1/loncapafiles/LON-CAPA-base-3.1-1.i386.rpm">
                     43: LON-CAPA-base-3.1-1.i386.rpm</A>).  <TT>rpm -Uvh --force LON-CAPA-base-3.1-1.i386.rpm</TT> will upgrade your software package files.
                     44: </UL>
1.1       harris41   45: <LI>Restore configuration files.
                     46: <UL>
                     47: <LI>As you run /usr/sbin/loncapaupgradepackages or enter in <TT>rpm -Uvh --force</TT> commands, you may
                     48: see messages appear on your screen such as:
                     49: <BR><TT>warning: /etc/httpd/conf/access.conf saved as /etc/httpd/conf/access.conf.rpmsave</TT>
                     50: <BR>You can probably just type in commands like:
                     51: <BR><TT>cp /etc/httpd/conf/access.conf.rpmsave /etc/httpd/conf/access.conf</TT>
                     52: <BR>to restore your configurations.  However, it is worthwhile to use the 'diff' command
                     53: to make sure that you are not accidentally losing important updates to the configuration
                     54: files.  
1.3       harris41   55: <LI>Alternatively, you can run <TT>/usr/sbin/loncaparestoreconfigurations</TT> to "smartly" run through the system and restore LON-CAPA configuration values.
1.1       harris41   56: </UL>
1.4       harris41   57: <LI>Restart the LON-CAPA networking processes
                     58: <UL>
                     59: <LI><TT>/etc/rc.d/init.d/loncontrol restart</TT>
                     60: </UL>
1.3       harris41   61: <LI>Should you wish to automate the updating of your LON-CAPA base files, you can (at your own risk) run a script which will
                     62: do all of this automatically.  You can run this script by entering the command:
                     63: <TT>/usr/sbin/loncapaautoupgrade</TT>
1.1       harris41   64: </OL>
                     65: </P>
                     66: <H3>Future Upgrade Procedure (not yet implemented)</H3>
                     67: <P>
                     68: In the future, LON-CAPA will be a versioned system that is released via CD.
                     69: The upgrade procedure will be to insert the CD and follow instructions.  The CD
                     70: upgrade procedure is already defined and somewhat implemented, but awaits
                     71: completion.
                     72: </P>
                     73: </BODY>
                     74: </HTML>
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