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Diff for /loncom/build/Attic/CHECKRPMS.default between versions 1.3 and 1.5

version 1.3, 2002/08/12 17:22:04 version 1.5, 2002/09/05 18:09:54
Line 50  Scott Harrison, sharrison@users.sourcefo Line 50  Scott Harrison, sharrison@users.sourcefo
   
 =cut  =cut
   
   # =================================================== READ IN COMMAND ARGUMENTS
   # ---------------------------------------------------- Process download option.
   my $download=shift(@ARGV);
   if ($download eq '--download')
     {
       if ($< != 0) # Download mode requires 'root'.
         {
           print('**** ERROR **** Download mode needs to be run as root'."\n");
    exit(1); # Exit with error status.
         }
       `rm -Rf /tmp/loncapa_rpm_updates`;
       $download='-v -dl -d /tmp/loncapa_rpm_updates'; # Part of check-rpms args.
     }
   else
     {
       $download='';
     }
   
 # =================================================== GENERAL INITIAL VARIABLES  # =================================================== GENERAL INITIAL VARIABLES
 # ---------------- The FTP servers (and their directory paths) to check against  # ---------------- The FTP servers (and their directory paths) to check against
 my @serverpaths_to_try=(  my @serverpaths_to_try = 
    'mirror.pa.msu.edu/linux/redhat/linux/updates/',    (
    'rufus.w3.org/linux/redhat/linux/updates/',      'mirror.pa.msu.edu/linux/redhat/linux/updates/',
    'distro.ibiblio.org/pub/linux/distributions/redhat/updates/',      'rufus.w3.org/linux/redhat/linux/updates/',
    'limestone.uoregon.edu/redhat/updates/',      'distro.ibiblio.org/pub/linux/distributions/redhat/updates/',
    'opnsrc.support.compaq.com/linux/redhat/updates.redhat.com/',      'limestone.uoregon.edu/redhat/updates/',
 );      'opnsrc.support.compaq.com/linux/redhat/updates.redhat.com/',
     );
   
   # --------------------------------------------------- Determine RedHat version.
 my $RHversion = (split /\s/, `cat /etc/redhat-release`)[4]; # - 6.2 or 7.3 or ?  my $RHversion = (split /\s/, `cat /etc/redhat-release`)[4]; # - 6.2 or 7.3 or ?
 my $checkcommand='check-rpms -ftp '; # -------- use check-rpms command this way  
    # ------------------------------------------- Use check-rpms command this way.
   my $checkcommand = 'check-rpms '.$download.' --rpmuser www -ftp';
   
 my $FTPSERVER; # ------------------------- the server portion of the serverpath  my $FTPSERVER; # ------------------------- the server portion of the serverpath
 my $FTPUPDATES; # ----------------------------- the actual update root location  my $FTPUPDATES; # ----------------------------- the actual update root location
Line 70  my $goodoutput; # ---------------------- Line 92  my $goodoutput; # ----------------------
 my $reallygoodoutput; # ------------------------------- you are 100% up-to-date  my $reallygoodoutput; # ------------------------------- you are 100% up-to-date
   
 # ----------------------------------------- Find the check-rpms script location  # ----------------------------------------- Find the check-rpms script location
 if (-e './check-rpms') {  if (-e './check-rpms')
     $commandpre='perl ./';    {
 }      $commandpre='perl ./'; # Use the check-rpms in the current directory.
 elsif (-e 'loncom/build/check-rpms') {    }
     $commandpre='perl loncom/build/';  elsif (-e 'loncom/build/check-rpms')
 }    {
 else {      $commandpre='perl loncom/build/'; # Use check-rpms int he loncom/build dir.
     }
   else # Cannot find check-rpms, so abort.
     {
     die("**** ERROR **** CANNOT FIND THE check-rpms SCRIPT\n");      die("**** ERROR **** CANNOT FIND THE check-rpms SCRIPT\n");
 }    }
   
 $checkcommand=$commandpre.$checkcommand;  # Define the overall check-rpms invocation based on the path to the check-rpms
   # command.
   $checkcommand = $commandpre.$checkcommand;
   
 # =============== Go through all the servers until a decent connection is found  # ============== Go through all the servers until a decent connection is found.
   # Notify user of current action.
 print(<<END);  print(<<END);
 THIS SCRIPT IS NOW PROBING SEVERAL FTP SERVERS....  THIS SCRIPT IS NOW PROBING SEVERAL FTP SERVERS....
 PLEASE BE PATIENT, THIS MAY TAKE A FEW MINUTES.  PLEASE BE PATIENT, THIS MAY TAKE A FEW MINUTES.
 END  END
   
 SERVERLOOP: foreach my $serverpath (@serverpaths_to_try) {  SERVERLOOP: foreach my $serverpath (@serverpaths_to_try)
     $serverpath=~/^(.*?)\//;    {
     $FTPSERVER=$1;      $serverpath=~/^(.*?)\//; # Pattern match the ip name.
     print "Trying $FTPSERVER...\n";      $FTPSERVER=$1; # Set to the ip name.
     `ping -q -c 1 $FTPSERVER 2>/dev/null`;      print "Trying $FTPSERVER...\n"; # Notify user of attempts with the ip name.
     if ($?==0) {      `ping -c 1 $FTPSERVER 2>/dev/null`; # Ping ftp server (are you out there?).
  `ncftpls ftp://$FTPSERVER`;      if ($?==0) # If the ftp server can be pinged.
  if ($?==0) {        {
     $FTPUPDATES="$serverpath$RHversion/en/os";   print "$FTPSERVER found...\n"; # Tell user the ftp server is found.
     print "$checkcommand $FTPUPDATES\n";   `ncftpls ftp://$FTPSERVER`; # Try to access server with ftp protocol.
     @rpms=`$checkcommand $FTPUPDATES`;   if ($?==0) # If the ftp server can be accessed with the ftp protocol.
             {
       $FTPUPDATES="$serverpath$RHversion/en/os"; # The full update path.
       # Print the check-rpms command that will be executed.
       print($checkcommand.' '.$FTPUPDATES."\n");
       if ($download) # Was CHECKRPMS run in download mode?
                 {
    $|=1; # Try to send things immediately to stdout; err umm....
    # Tell the user about the /tmp/loncapa_rpm_updates directory.
    print('**** NOTE ****'.
         'To check the status of the download, you can '.
         'periodically inspect the contents of the '.
         '/tmp/loncapa_rpm_updates directory.  '.
         'Please be patient; this download may take a while.'.
         "\n");
    # Do the download.
    print(`$checkcommand $FTPUPDATES 2>\&1`);
    # Tell the user about what action they need to take with the
    # downloaded RPMs.
    print('You may now wish to visit the /tmp/loncapa_rpm_updates'.
         ' directory and upgrade the RPMs.  '."\n".
         'If this is a critical server (it is currently being'.
         ' used for classes) and you do not know how to upgrade'.
         ' RPMs, you should consult someone who has experience '.
         'with the "rpm" command.'."\n");
    exit(0); # Assume everything is okay and exit.
         }
       @rpms=`$checkcommand $FTPUPDATES 2>\&1`; # Read in list of RPMs.
       # Create a text string that can be pattern matched.
     my $rpmtext=join('',@rpms);      my $rpmtext=join('',@rpms);
     if ($rpmtext=~/This account is currently not/) { # ---------- uh-oh      if ($rpmtext=~/You do not seem to have a/) # No www?
                 {
    print "You do not have a 'www' user on your system.\n".
       "Please add this user and try this command again.\n";
    exit(1);
         }
       if ($rpmtext=~/This account is currently not/) # ------------ uh-oh
         {
  print "...strange error, moving on ($FTPSERVER)\n";   print "...strange error, moving on ($FTPSERVER)\n";
     }        }
     else { # ------------------------------------- the output is "good"      else # --------------------------------------- the output is "good"
         {
  $goodoutput=$rpmtext;   $goodoutput=$rpmtext;
  unless (@rpms) {   unless (@rpms) # If there are no RPMs to update.
     {
     $reallygoodoutput=<<END;      $reallygoodoutput=<<END;
 **** NOTE **** All RPMS on your system appear to be up to date.  **** NOTE **** All RPMS on your system appear to be up to date.
 END  END
  }    }
  last SERVERLOOP;   last SERVERLOOP;
     }        }
  }    }
  print "...cannot establish an ftp session with $FTPSERVER\n";   print('...cannot establish an ftp session with '.$FTPSERVER."\n");
     }        }
     else {      else
         {
  print "...cannot find $FTPSERVER on the network\n";   print "...cannot find $FTPSERVER on the network\n";
     }        }
 }    }
 if (!$goodoutput) {  if (!$goodoutput) # If never received any useable output, assume "no server".
     {
     print "**** ERROR **** Cannot find a working ftp server.\n";      print "**** ERROR **** Cannot find a working ftp server.\n";
     exit(1);      exit(1);
 }    }
 elsif ($reallygoodoutput) {  elsif ($reallygoodoutput) # Everything is peachy keen and up-to-date already.
     {
     print $reallygoodoutput;      print $reallygoodoutput;
 }    }
 else {  else # There are RPMs that need to be updated; show list to user.
     my $rpmcount=scalar(@rpms);    {
     print(<<END);      my $rpmcount=scalar(@rpms); # Count up size of RPM list.
  **** WARNING **** You need to update at least $rpmcount RPMS shown in      print(<<END); # Print out an advisory warning to user.
   **** WARNING **** You need to update at least $rpmcount RPMS shown in
 the list below.  THIS IS IMPORTANT FOR SECURITY.  the list below.  THIS IS IMPORTANT FOR SECURITY.
   
 END  END
     print $goodoutput;      print $goodoutput; # Output the RPM list.
     print(<<END);      print(<<END); # Output instructions to user about taking action.
   
 Please visit ftp://$FTPUPDATES  Please visit ftp://$FTPUPDATES
 and download the RPMS you need.  and download the RPMS you need.
 For instructions on working with (and upgrading) RPMS, please  For instructions on working with (and upgrading) RPMS, please
 visit http://www.rpm.org/max-rpm/.  visit http://www.rpm.org/max-rpm/.
   To automatically download these RPMs to /tmp/loncapa_rpm_updates/,
   run the CHECKRPMS command as "./CHECKRPMS --download"
 END  END
 }    }
Removed from v.1.3  
changed lines
  Added in v.1.5

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