Annotation of doc/loncapafiles/updatequery.piml, revision 1.47

1.2       harris41    1: <!-- updatequery.piml -->
1.1       harris41    2: 
1.47    ! albertel    3: <!-- $Id: updatequery.piml,v 1.46 2006/01/28 10:35:02 albertel Exp $ -->
1.1       harris41    4: 
                      5: <!--
                      6: 
                      7: This file is part of the LearningOnline Network with CAPA (LON-CAPA).
                      8: 
                      9: LON-CAPA is free software; you can redistribute it and/or modify
                     10: it under the terms of the GNU General Public License as published by
                     11: the Free Software Foundation; either version 2 of the License, or
                     12: (at your option) any later version.
                     13: 
                     14: LON-CAPA is distributed in the hope that it will be useful,
                     15: but WITHOUT ANY WARRANTY; without even the implied warranty of
                     16: MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
                     17: GNU General Public License for more details.
                     18: 
                     19: You should have received a copy of the GNU General Public License
                     20: along with LON-CAPA; if not, write to the Free Software
                     21: Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
                     22: 
                     23: /home/httpd/html/adm/gpl.txt
                     24: 
                     25: http://www.lon-capa.org/
                     26: 
                     27: -->
                     28: 
                     29: <piml>
                     30: <targetroot>/</targetroot>
                     31: <files>
                     32: <file>
1.4       harris41   33: <target dist='default'>/</target>
1.1       harris41   34: <perlscript mode='fg'>
1.4       harris41   35: $|=1;
1.1       harris41   36:   print(&lt;&lt;END);
                     37: 
                     38: 
                     39: *********************************************
                     40: *********************************************
                     41: ****                                     ****
                     42: **** LON-CAPA SYSTEM INFORMATION REQUEST ****
                     43: ****                                     ****
                     44: **** Please respond to the choices below ****
                     45: ****                                     ****
                     46: *********************************************
                     47: *********************************************
                     48: 
                     49: END
1.4       harris41   50: sleep(3);
1.1       harris41   51: </perlscript>
                     52: </file>
                     53: <file>
1.22      albertel   54: <target dist='default'>loncom/hosts.tab</target>
                     55: <perlscript mode='fg'>
                     56: unless (-l "<TARGET />") {
                     57:   print(&lt;&lt;END);
                     58: 
                     59: ===============================================================================
1.30      www        60: Which cluster option would you like to have installed?
                     61: IMPORTANT: to take advantage of the cluster options 1) and 3),
                     62: you must contact lon-capa\@lon-capa.org.
                     63: 
                     64: 1) PRODUCTION - you want to eventually connect this machine to the
                     65:                 LON-CAPA content sharing network. This setting is for
                     66:                 schools, colleges, and universities, that currently
                     67:                 are running - or in the future will run - courses
1.22      albertel   68: 2) STAND-ALONE - you want this machine to run in 'stand-alone' mode and
                     69:                  not be connected to other LON-CAPA machines for now
1.30      www        70: 3) DEVELOPMENT - you want to do software (not content!) development with
                     71:                  this workstation and eventually link it with the
                     72:                  workstations of other LON-CAPA software developers.
1.40      albertel   73: 4) RUNNING YOUR OWN CLUSTER - this machine is not in the standard LON-CAPA
                     74:                  clusters and won't be in the future and you want the existing
                     75:                  hosts.tab and domain.tab files to be left alone.
                     76:                  (This choice is unlikely what you want to select.)
1.22      albertel   77: END
                     78: # Option number 26 will install rawhide_hosts.tab, but
                     79: # the typical user does not want to be part of an intensive
                     80: # machine test cluster.
                     81: 
                     82: # get input
                     83: # if valid then process, otherwise loop
                     84: $flag=0;
                     85: while (!$flag) {
                     86:   print "ENTER 1, 2, 3, or 4:\n";
                     87:   my $choice=&lt;&gt;;
                     88:   chomp($choice);
                     89:   if ($choice==1) {
                     90:     $lonCluster='production'; $flag=1;
                     91:   }
                     92:   elsif ($choice==2) {
                     93:     $lonCluster='standalone'; $flag=1;
                     94:   }
                     95:   elsif ($choice==3) {
                     96:     $lonCluster='development'; $flag=1;
                     97:   }
                     98:   elsif ($choice==4) {
                     99:     $lonCluster='existing'; $flag=1;
                    100:     if (-e '/home/httpd/lonTabs/hosts.tab') {
                    101:       `cp /home/httpd/lonTabs/hosts.tab ../existing_hosts.tab`;
                    102:     }
                    103:     else {
                    104:       print &lt;&lt;END;
                    105: There is no existing /home/httpd/lonTabs/hosts.tab
                    106: END
                    107:       die('');
                    108:     }
1.27      albertel  109:     if (-e '/home/httpd/lonTabs/domain.tab') {
                    110:       `cp /home/httpd/lonTabs/domain.tab ../existing_domain.tab`;
                    111:     }
                    112:     else {
                    113:       print &lt;&lt;END;
                    114: There is no existing /home/httpd/lonTabs/domain.tab
                    115: END
                    116:       die('');
                    117:     }
1.22      albertel  118:   }
                    119:   elsif ($choice==26) {
                    120:     $lonCluster='rawhide'; $flag=1;
                    121:   }
                    122: }
                    123: }
                    124: </perlscript>
                    125: </file>
                    126: <file>
1.10      harris41  127: <target dist='default'>/home/httpd/lonTabs/hosts.tab</target>
1.1       harris41  128: <perlscript mode='fg'>
1.4       harris41  129: $|=1;
1.20      albertel  130: my $domainDescription;
1.29      albertel  131: my $domainTabExtras;
1.43      raeburn   132: my $primaryLibServer;
                    133: my @libservers = ();
1.1       harris41  134: unless (-e "<TARGET />") {
                    135:   print(&lt;&lt;END);
                    136:            WELCOME TO LON-CAPA!
                    137: 
                    138: If you have questions, please visit http://install.lon-capa.org
1.32      raeburn   139: or contact helpdesk\@lon-capa.org.
1.1       harris41  140: 
                    141: ===============================================================================
1.4       harris41  142: The following 4 values are needed to configure LON-CAPA:
                    143: * Machine Role
1.8       harris41  144: * LON-CAPA Domain Name
                    145: * LON-CAPA Machine ID Name, and
1.47    ! albertel  146: * Server Administration E-mail Address.
1.32      raeburn   147: ===============================================================================
                    148: 
                    149: In addition, a Support E-mail Address can also be included. If
                    150: an address is included then one of the options in the LON-CAPA 
                    151: help menu will be a link to a form that a user will complete to
                    152: request LON-CAPA help.  
                    153: 
1.1       harris41  154: END
1.3       harris41  155: 
1.4       harris41  156: open(OUT,'&gt;/tmp/loncapa_updatequery.out');
                    157: close(OUT);
                    158: 
1.3       harris41  159: # query for Machine Role
                    160:   print(&lt;&lt;END);
                    161: **** Machine Role ****
                    162: Library server (recommended if first-time installation of LON-CAPA):
                    163:    Servers that are repositories of authoritative educational resources.
                    164:    These servers also provide the construction space by which instructors
                    165:    assemble their classroom online material.
                    166: Access server:
                    167:    Servers that load-balance high-traffic delivery of educational resources
                    168:    over the world-wide web.
1.4       harris41  169: 1) Will this be a library server? (recommended if this is your first install)
1.3       harris41  170: 2) Or, will this be an access server?
                    171: END
1.4       harris41  172: my $flag=0;
                    173: my $r='';
                    174: my $lonRole;
                    175: while (!$flag) {
                    176:   print "ENTER A CHOICE OF 1 or 2:\n";
                    177:   my $choice=&lt;&gt;;
                    178:   chomp($choice);
                    179:   if ($choice==1) {
                    180:     open(OUT,'&gt;&gt;/tmp/loncapa_updatequery.out');
                    181:     print(OUT 'lonRole'."\t".'library'."\n");
                    182:     close(OUT);
                    183:     $lonRole='library';
                    184:     $r='l';
                    185:     $flag=1;
                    186:   }
                    187:   elsif ($choice==2) {
                    188:     open(OUT,'&gt;&gt;/tmp/loncapa_updatequery.out');
                    189:     print(OUT 'lonRole'."\t".'access'."\n");
                    190:     close(OUT);
                    191:     $lonRole='access';
                    192:     $r='a';
                    193:     $flag=2;
                    194:   }
                    195:   else {
                    196: 
                    197:   }
                    198: }
1.3       harris41  199: 
                    200: # need to recommend a machine ID name (ipdomain.l.somenumber)
1.36      albertel  201: my $hostname=`hostname -f`; chomp($hostname);
1.4       harris41  202: my $ipdomain='';
                    203: if ($hostname=~/([^\.]*)\.([^\.]*)$/) {
                    204:   $ipdomain=$1;
                    205: }
1.1       harris41  206: 
                    207:   print(&lt;&lt;END);
                    208: 
1.8       harris41  209: **** Domain ****
1.45      www       210: [This does NOT need to correspond to internet address domains.
                    211:  Please make this name short AND descriptive of your organization.
                    212:  Domain names are close to impossible to change later!!!
                    213:  Good examples might be "msu" or "bionet" or "vermontcc".
                    214:  Bad examples are "physics" (too general)
1.37      www       215:    or "michiganstateuniversity" (too long)
                    216:    or "msuedu" (internet domain, just make it "msu")
1.45      www       217:    or "msuphysics" (only if there is a good reason to limit to department
                    218:                     - we don't know of one)
1.37      www       219:    or "mydomain" (what is that?)
1.45      www       220:  Avoid multiple domains at the same institution, even if it means that you 
                    221:  have to actually work together with your colleagues. You can still run
                    222:  multiple library servers within the same domain.
                    223:  If this domain is eventually going to be part of the main production
                    224:  cluster, you MUST contact the LON-CAPA group at MSU (loncapa@loncapa.org)
                    225:  to have a domain name assigned, and then use it exactly as given. This is
                    226:  also true for test installs that might eventually turn into production setups.
                    227:  Stop now if you didn't do so.]
1.1       harris41  228: END
1.8       harris41  229: 
                    230: # get domain name
1.1       harris41  231: # accept if valid, if not valid, tell user and repeat
1.4       harris41  232: $flag=0;
1.8       harris41  233: my $lonDefDomain;
1.4       harris41  234: while (!$flag) {
                    235: if ($ipdomain) {
                    236: print(&lt;&lt;END);
1.8       harris41  237: ENTER LONCAPA DOMAIN [$ipdomain]:
1.4       harris41  238: END
                    239: }
                    240: else {
                    241:   print(&lt;&lt;END);
1.8       harris41  242: ENTER LONCAPA DOMAIN:
1.4       harris41  243: END
                    244: }
                    245:   my $choice=&lt;&gt;;
                    246:   chomp($choice);
1.18      harris41  247:   my $bad_domain_flag=0;
1.41      albertel  248:   my @bad_domain_names=('res','raw','userfiles','priv','adm','uploaded',
                    249: 	'editupload');
1.18      harris41  250:   foreach my $bad (@bad_domain_names) {
                    251:     $bad_domain_flag=1 if $choice eq $bad;
                    252:   }
1.37      www       253:   if ($choice=~/capa/i) {
                    254:      $bad_domain_flag=1;
                    255:   }
1.8       harris41  256:   if ($ipdomain and $choice=~/^\s*$/) {
                    257:     $choice=$ipdomain;
1.4       harris41  258:     open(OUT,'&gt;&gt;/tmp/loncapa_updatequery.out');
1.8       harris41  259:     print(OUT 'lonDefDomain'."\t".$choice."\n");
1.4       harris41  260:     close(OUT);
1.8       harris41  261:     $lonDefDomain=$choice;
1.4       harris41  262:     $flag=1;
1.37      www       263:   } elsif (length($choice)>12) {
                    264:     print "Name too long\n";
                    265:   } elsif (length($choice)<2) {
                    266:     print "Name too short\n";
1.38      www       267:   } elsif ($bad_domain_flag) {
                    268:     print "Invalid input ('$choice' conflicts with LON-CAPA namespace).\n";
                    269:     print "Please try something different than '$choice'\n";
1.37      www       270:   } elsif ($choice!~/\_/ and $choice=~/^\w+$/) {
1.4       harris41  271:     open(OUT,'&gt;&gt;/tmp/loncapa_updatequery.out');
1.8       harris41  272:     print(OUT 'lonDefDomain'."\t".$choice."\n");
1.4       harris41  273:     close(OUT);
1.8       harris41  274:     $lonDefDomain=$choice;
                    275:     $r='l';
1.4       harris41  276:     $flag=1;
1.37      www       277:   } else {
1.4       harris41  278:     print "Invalid input (only alphanumeric characters supported).\n";
                    279:   }
                    280: }
1.1       harris41  281: 
1.20      albertel  282: 
                    283: # get domain description
                    284: # accept if valid, if not valid, tell user and repeat
                    285: $flag=0;
                    286: 
                    287: while (!$flag) {
                    288:   print(&lt;&lt;END);
                    289: 
                    290: **** Domain Description ****
                    291: String describing the domain, to be shown to users.
                    292: [Example, msu is Michigan State University]
                    293: ENTER DOMAIN DESCRIPTION:
                    294: END
                    295: 
                    296:   my $choice=&lt;&gt;;
                    297:   chomp($choice);
                    298:   if ($choice!~/:/) {
                    299:     open(OUT,'&gt;&gt;/tmp/loncapa_updatequery.out');
                    300:     print(OUT 'domainDescription'."\t".$choice."\n");
                    301:     close(OUT);
                    302:     $domainDescription=$choice;
                    303:     $flag=1;
                    304:   }
                    305:   else {
                    306:     print "Invalid input (no ':' allowed).\n";
                    307:   }
                    308: }
                    309: 
1.8       harris41  310: my $lonHostID;
                    311: if ($lonDefDomain) {
                    312:   $lonHostID=$lonDefDomain.$r.int(1+rand(9)); # should be probably also detect
                    313:                                               # against the hosts.tab
                    314: }
                    315: 
1.1       harris41  316:   print(&lt;&lt;END);
                    317: 
1.8       harris41  318: **** Machine ID Name ****
1.45      www       319: [This does NOT need to correspond to internet address names;
1.8       harris41  320:  this name MUST be unique to the whole LON-CAPA network;
1.45      www       321:  we recommend that you use a name based off of your institution.
                    322:  Good examples: "msul1" or "bioneta2".
                    323:  Bad examples: "loncapabox" or "studentsinside".
1.37      www       324:  Note that machine names are very hard to change later.]
1.1       harris41  325: END
1.8       harris41  326: # get machine name
1.1       harris41  327: # accept if valid, if not valid, tell user and repeat
1.4       harris41  328: $flag=0;
                    329: while (!$flag) {
                    330: if ($ipdomain) {
                    331: print(&lt;&lt;END);
1.8       harris41  332: ENTER LONCAPA MACHINE ID [$lonHostID]:
1.4       harris41  333: END
                    334: }
                    335: else {
                    336:   print(&lt;&lt;END);
1.8       harris41  337: ENTER LONCAPA MACHINE ID:
1.4       harris41  338: END
                    339: }
                    340:   my $choice=&lt;&gt;;
                    341:   chomp($choice);
1.37      www       342:   if ($choice=~/capa/i) {
                    343:     print "Invalid input (names containing 'capa' are reserved).\n";
                    344:   } elsif ($lonHostID and $choice=~/^\s*$/) {
1.8       harris41  345:     $choice=$lonHostID;
1.4       harris41  346:     open(OUT,'&gt;&gt;/tmp/loncapa_updatequery.out');
1.8       harris41  347:     print(OUT 'lonHostID'."\t".$choice."\n");
1.4       harris41  348:     close(OUT);
1.8       harris41  349:     $lonHostID=$choice;
1.4       harris41  350:     $flag=1;
1.37      www       351:   } elsif (length($choice)>15) {
                    352:     print "Name too long\n";
                    353:   } elsif (length($choice)<4) {
                    354:     print "Name too short\n";
                    355:   } elsif ($choice!~/\_/ and $choice=~/^\w+$/) {
1.4       harris41  356:     open(OUT,'&gt;&gt;/tmp/loncapa_updatequery.out');
1.8       harris41  357:     print(OUT 'lonHostID'."\t".$choice."\n");
1.4       harris41  358:     close(OUT);
1.8       harris41  359:     $lonHostID=$choice;
1.4       harris41  360:     $flag=1;
1.37      www       361:   } else {
1.4       harris41  362:     print "Invalid input (only alphanumeric characters supported).\n";
                    363:   }
                    364: }
1.1       harris41  365: 
1.43      raeburn   366: # get primary library server in domain
                    367: if ($lonRole eq 'library') {
                    368:     if (!grep/^\Q$lonHostID\E$/,@libservers) {
                    369:         push(@libservers,$lonHostID);
                    370:     } 
                    371:     if (@libservers == 1) {
                    372:         $primaryLibServer = $libservers[0];
                    373:     }
                    374: }
                    375: while (!$flag) {
                    376:   print(&lt;&lt;END);
                    377: **** Domain's Primary Library Server ID ****
                    378: This should be the LON-CAPA machine ID of a library server in your 
                    379: domain.  If you only have a single library server in your domain, then
                    380: the Primary Library server ID will be the machine ID of that server. 
                    381: This server will be where domain data which are not associated with any
                    382: specific home library server will be stored (e.g., e-mail broadcast by
                    383: administrators to users in the domain).
                    384: END
                    385:     if (defined($primaryLibServer)) {
                    386:         print(&lt;&lt;END);
                    387: ENTER DOMAIN'S PRIMARY LIBRARY SERVER ID [$primaryLibServer]:
                    388: END
                    389:     } elsif (@libservers > 0) {
                    390:         print(&lt;&lt;END);
                    391: ENTER DOMAIN'S PRIMARY LIBRARY SERVER ID [$libservers[0]]
                    392: END
                    393:     } else {
                    394:         print (&lt;&lt;END);
                    395: No library servers could be identified for this domain.  If you have already installed LON-CAPA on a different server (designated as a library server) in this domain, please enter the LONCAPA MACHINE ID of that server.  If not, you will need to install a LON-CAPA library server.  Enter the MACHINE ID of the server you plan to designate as a library server.
                    396: END
                    397:     }
                    398: 
                    399:     my $choice=&lt;&gt;;
                    400:     chomp($choice);
                    401:     if ($primaryLibServer and $choice=~/^\s*$/) {
                    402:         $choice=$primaryLibServer;
                    403:         open(OUT,'&gt;&gt;/tmp/loncapa_updatequery.out');
                    404:         print(OUT 'primaryLibServer'."\t".$choice."\n");
                    405:         close(OUT);
                    406:         $flag=1;
                    407:     } elsif (length($choice)>15) {
                    408:         print "Name too long\n";
                    409:     } elsif (length($choice)<4) {
                    410:         print "Name too short\n";
                    411:     } elsif ($choice!~/\_/ and $choice=~/^\w+$/) {
                    412:         open(OUT,'&gt;&gt;/tmp/loncapa_updatequery.out');
                    413:         print(OUT 'primaryLibServer'."\t".$choice."\n");
                    414:         close(OUT);
                    415:         $primaryLibServer=$choice;
                    416:         $flag=1;
                    417:     } else {
                    418:         print "Invalid input (only alphanumeric characters supported).\n";
                    419:     }
                    420: }
                    421: 
                    422: 
1.32      raeburn   423: # get admin e-mail address
1.4       harris41  424: # accept if valid, if not valid, tell user and repeat
                    425: $flag=0;
1.9       harris41  426: my $lonAdmEMail;
1.4       harris41  427: while (!$flag) {
1.1       harris41  428:   print(&lt;&lt;END);
                    429: 
1.47    ! albertel  430: **** Server Administrator's E-mail ****
1.1       harris41  431: E-mail address of the person who will manage this machine
1.4       harris41  432: [should be in the form somebody\@somewhere]
1.32      raeburn   433: ENTER ADMIN E-MAIL ADDRESS:
1.1       harris41  434: END
                    435: 
1.4       harris41  436:   my $choice=&lt;&gt;;
                    437:   chomp($choice);
                    438:   if ($choice=~/\@/) {
                    439:     open(OUT,'&gt;&gt;/tmp/loncapa_updatequery.out');
1.9       harris41  440:     print(OUT 'lonAdmEMail'."\t".$choice."\n");
1.4       harris41  441:     close(OUT);
1.9       harris41  442:     $lonAdmEMail=$choice;
1.4       harris41  443:     $flag=1;
                    444:   }
                    445:   else {
                    446:     print "Invalid input (this needs to look like an e-mail address!).\n";
                    447:   }
                    448: }
                    449: 
1.32      raeburn   450: 
                    451: # get support e-mail address
                    452: # accept if valid, if not valid, tell user and repeat
                    453: $flag=0;
                    454: my $lonSupportEMail;
                    455: while (!$flag) {
                    456:   print(&lt;&lt;END);
                    457: 
                    458: **** Support E-mail ****
                    459: E-mail address of the person who will receive 
                    460: help requests from LON-CAPA users who access 
                    461: the system via this server. If the address is left blank,
                    462: then a help support form will not be displayed 
                    463: as part of the help menu.
                    464: [should be in the form somebody\@somewhere]
                    465: ENTER SUPPORT E-MAIL ADDRESS:
                    466: END
                    467: 
                    468:   my $choice=&lt;&gt;;
                    469:   chomp($choice);
                    470:   $choice =~ s/\s//g;
1.33      albertel  471:   if ( ($choice=~/\@/) || $choice eq '') {
1.32      raeburn   472:     open(OUT,'&gt;&gt;/tmp/loncapa_updatequery.out');
                    473:     print(OUT 'lonSupportEMail'."\t".$choice."\n");
                    474:     close(OUT);
                    475:     $lonSupportEMail=$choice;
                    476:     $flag=1;
                    477:   }
                    478:   else {
                    479:     print "Invalid input (this either needs to be blank, or look like an e-mail address!).\n";
                    480:   }
                    481: }
                    482: 
                    483: 
1.1       harris41  484: # update loncapa.conf
1.7       harris41  485: my $confdir='/etc/httpd/conf/';
                    486: #my $confdir='';
1.5       harris41  487: my $filename='loncapa.conf';
                    488: my %perlvar;
                    489:     if (-e "$confdir$filename") {
                    490: 	open(CONFIG,'&lt;'.$confdir.$filename) or die("Can't read $confdir$filename");
                    491: 	while (my $configline=&lt;CONFIG&gt;) {
                    492: 	    if ($configline =~ /^[^\#]*PerlSetVar/) {
                    493: 		my ($unused,$varname,$varvalue)=split(/\s+/,$configline);
                    494: 		chomp($varvalue);
1.12      harris41  495: 		$perlvar{$varname}=$varvalue if $varvalue!~/^\{\[\[\[\[/;
1.5       harris41  496: 	    }
                    497: 	}
                    498: 	close(CONFIG);
                    499:     }
                    500:     $perlvar{'lonHostID'}=$lonHostID;
                    501:     $perlvar{'lonDefDomain'}=$lonDefDomain;
1.9       harris41  502:     $perlvar{'lonAdmEMail'}=$lonAdmEMail;
1.32      raeburn   503:     $perlvar{'lonSupportEMail'}=$lonSupportEMail;
1.5       harris41  504:     $perlvar{'lonRole'}=$lonRole;
1.16      harris41  505:     unless ($perlvar{'lonLoadLim'} and $perlvar{'lonLoadLim'}!~/\{\[\[\[\[/) {
1.5       harris41  506:        $perlvar{'lonLoadLim'}='2.00';
                    507:     }
1.25      albertel  508:     unless ($perlvar{'lonUserLoadLim'} and $perlvar{'lonUserLoadLim'}!~/\{\[\[\[\[/) {
                    509:        $perlvar{'lonUserLoadLim'}='0';
                    510:     }
1.16      harris41  511:     unless ($perlvar{'lonExpire'} and $perlvar{'lonExpire'}!~/\{\[\[\[\[/) {
1.5       harris41  512:        $perlvar{'lonExpire'}='86400';
                    513:     }
1.16      harris41  514:     unless ($perlvar{'lonReceipt'} and $perlvar{'lonReceipt'}!~/\{\[\[\[\[/) {
1.5       harris41  515:        my $lonReceipt='';
1.11      harris41  516:        srand(time ^ $$ ^ unpack "%L*", `ps axww | gzip`);
1.5       harris41  517:        my @alnum=(0..9,a..z);
                    518:        foreach my $i (1..20) {
                    519: 	 $lonReceipt.=$alnum[int(rand(36))];
                    520:        }
                    521:        $perlvar{'lonReceipt'}=$lonReceipt;
                    522:     }
                    523:     open(OUT,"&gt;$confdir$filename") or
                    524:       die("Cannot output to $confdir$filename\n");
                    525:     foreach my $key (keys %perlvar) {
                    526:       my $value=$perlvar{$key};
                    527:       print(OUT &lt;&lt;END);
                    528: PerlSetVar     $key      $value
                    529: END
                    530:     }
                    531:     close(OUT);
1.1       harris41  532: }
                    533: </perlscript>
                    534: </file>
                    535: <file>
1.5       harris41  536: <target dist='default'>/</target>
1.1       harris41  537: <perlscript mode='fg'>
1.31      albertel  538: sub securesetting {
                    539:     my (%perlvar)=@_;
                    540:     my $securestatus='unknown';
                    541:     my $securenum='';
                    542:     if      ( $perlvar{'loncAllowInsecure'}&&  $perlvar{'londAllowInsecure'}) {
                    543: 	$securestatus='no';                  $securenum='4';
                    544:     } elsif ( $perlvar{'loncAllowInsecure'}&& !$perlvar{'londAllowInsecure'}) {
                    545: 	$securestatus='lond';                $securenum='3';
                    546:     } elsif (!$perlvar{'loncAllowInsecure'}&&  $perlvar{'londAllowInsecure'}) {
                    547: 	$securestatus='lonc';                $securenum='2';
                    548:     } elsif (!$perlvar{'loncAllowInsecure'}&& !$perlvar{'londAllowInsecure'}) {
                    549: 	$securestatus='yes (lond and lonc)'; $securenum='1';
                    550:     }
                    551:     return ($securestatus,$securenum);
                    552: }
1.1       harris41  553: # read values from loncapa.conf
1.7       harris41  554: my $confdir='/etc/httpd/conf/';
1.5       harris41  555: my $filename='loncapa.conf';
                    556: my %perlvar;
1.31      albertel  557: my ($securestatus,$securenum);
1.5       harris41  558:     if (-e "$confdir$filename") {
                    559: 	open(CONFIG,'&lt;'.$confdir.$filename) or 
                    560:           die("Can't read $confdir$filename");
                    561: 	while (my $configline=&lt;CONFIG&gt;) {
                    562: 	    if ($configline =~ /^[^\#]*PerlSetVar/) {
                    563: 		my ($unused,$varname,$varvalue)=split(/\s+/,$configline);
                    564: 		chomp($varvalue);
                    565: 		$perlvar{$varname}=$varvalue;
                    566: 	    }
                    567: 	}
                    568: 	close(CONFIG);
                    569:     }
1.16      harris41  570:     unless ($perlvar{'lonLoadLim'} and $perlvar{'lonLoadLim'}!~/\{\[\[\[\[/) {
                    571:        $perlvar{'lonLoadLim'}='2.00';
                    572:     }
1.25      albertel  573:     unless ($perlvar{'lonUserLoadLim'} and $perlvar{'lonUserLoadLim'}!~/\{\[\[\[\[/) {
                    574:        $perlvar{'lonUserLoadLim'}='0';
                    575:     }
1.16      harris41  576:     unless ($perlvar{'lonExpire'} and $perlvar{'lonExpire'}!~/\{\[\[\[\[/) {
                    577:        $perlvar{'lonExpire'}='86400';
                    578:     }
1.31      albertel  579:     unless ($perlvar{'londAllowInsecure'} and $perlvar{'londAllowInsecure'}!~/\{\[\[\[\[/) {
                    580:        $perlvar{'londAllowInsecure'}='1';
                    581:     }
                    582:     unless ($perlvar{'loncAllowInsecure'} and $perlvar{'loncAllowInsecure'}!~/\{\[\[\[\[/) {
                    583:        $perlvar{'loncAllowInsecure'}='1';
                    584:     }
                    585:     ($securestatus,$securenum)=&securesetting(%perlvar);
1.16      harris41  586:     unless ($perlvar{'lonReceipt'} and $perlvar{'lonReceipt'}!~/\{\[\[\[\[/) {
                    587:        my $lonReceipt='';
                    588:        srand(time ^ $$ ^ unpack "%L*", `ps axww | gzip`);
                    589:        my @alnum=(0..9,a..z);
                    590:        foreach my $i (1..20) {
                    591: 	 $lonReceipt.=$alnum[int(rand(36))];
                    592:        }
                    593:        $perlvar{'lonReceipt'}=$lonReceipt;
                    594:     }
1.7       harris41  595: my %perlvarstatic;
                    596:     if (-e "${confdir}loncapa_apache.conf") {
                    597: 	open(CONFIG,'&lt;'.$confdir.'loncapa_apache.conf') or 
                    598:           die("Can't read ${confdir}loncapa_apache.conf");
                    599: 	while (my $configline=&lt;CONFIG&gt;) {
                    600: 	    if ($configline =~ /^[^\#]*PerlSetVar/) {
                    601: 		my ($unused,$varname,$varvalue)=split(/\s+/,$configline);
                    602: 		chomp($varvalue);
                    603: 		$perlvarstatic{$varname}=$varvalue;
                    604: 	    }
                    605: 	}
                    606: 	close(CONFIG);
                    607:     }
1.23      albertel  608:     if (!$domainDescription && $lonCluster ne 'existing') {
1.27      albertel  609:        open(IN,'&lt;../'.$lonCluster.'_domain.tab');
1.22      albertel  610:        while(&lt;IN&gt;) {
1.27      albertel  611:           if (/^$perlvar{'lonDefDomain'}\:/) {
1.29      albertel  612: 	     (undef,$domainDescription,$domainTabExtras)=split(/:/,$_,3);
1.22      albertel  613: 	     chomp($domainDescription);
1.29      albertel  614: 	     chomp($domainTabExtras);
1.46      albertel  615: 	     # the remianing field (primary lib server) is handled later
                    616: 	     $domainTabExtras = join(':',(split(/:/,$domainTabExtras))[0..5]);
1.22      albertel  617:              last;
                    618:           }
                    619:        }
1.23      albertel  620:        close(IN);
1.22      albertel  621:     }
1.23      albertel  622:     if (!$domainDescription) {
1.27      albertel  623:        open(IN,'&lt;/home/httpd/lonTabs/domain.tab');
1.23      albertel  624:        while(&lt;IN&gt;) {
1.27      albertel  625:           if (/^$perlvar{'lonDefDomain'}\:/) {
1.29      albertel  626: 	     (undef,$domainDescription,$domainTabExtras)=split(/:/,$_,3);
1.23      albertel  627: 	     chomp($domainDescription);
1.29      albertel  628: 	     chomp($domainTabExtras);
1.46      albertel  629: 	     # the remianing field (primary lib server) is handled later
                    630: 	     $domainTabExtras = join(':',(split(/:/,$domainTabExtras))[0-5]);
1.23      albertel  631:              last;
                    632:           }
                    633:        }
                    634:        close(IN);
                    635:     }
1.43      raeburn   636:     if (!$primaryLibServer and $lonCluster ne 'existing') {
                    637:         open(IN,'&lt;../'.$lonCluster.'_domain.tab');
                    638:         while(&lt;IN&gt;) {
                    639:             if (/^$perlvar{'lonDefDomain'}\:/) {
                    640:                 (undef,undef,undef,undef,undef,undef,undef,undef,
                    641:                                               $primaryLibServer)=split(/:/,$_);
                    642:                 chomp($primaryLibServer);
                    643:             }
                    644:         }
                    645:         close(IN);
                    646:         if (!$primaryLibServer) {
                    647:             open(IN,'&lt;../'.$lonCluster.'_hosts.tab');
                    648:             while(&lt;IN&gt;) {
                    649:                 if (/^([^\:]+)\:\Q$perlvar{'lonDefDomain'}\E\:library\:/) {
                    650:                     push(@libservers,$1);
                    651:                 }
                    652:             }
                    653:             close(IN);
                    654:             if (@libservers == 1) {
                    655:                 $primaryLibServer = $libservers[0];
                    656:             }
                    657:         }
                    658:     }
                    659:     if (!$primaryLibServer) {
                    660:         open(IN,'&lt;/home/httpd/lonTabs/domain.tab');
                    661:         while(&lt;IN&gt;) {
                    662:             if (/^$perlvar{'lonDefDomain'}\:/) {
                    663:                 (undef,undef,undef,undef,undef,undef,undef,undef,
                    664:                                               $primaryLibServer)=split(/:/,$_);
                    665:                 chomp($primaryLibServer);
                    666:             }
                    667:             close(IN);
                    668:         }
                    669:         if (!$primaryLibServer) {
                    670:             open(IN,'&lt;/home/httpd/lonTabs/hosts.tab');
                    671:             while(&lt;IN&gt;) {
                    672:                 if (/^([^\:]+)\:\Q$perlvar{'lonDefDomain'}\E\:library\:/) {
                    673:                     push(@libservers,$1);
                    674:                 }
                    675:             }
                    676:             close(IN);
                    677:             if (@libservers == 1) {
                    678:                 $primaryLibServer = $libservers[0];
                    679:             }
                    680:         }
                    681:     }
1.23      albertel  682:    
1.6       harris41  683: # implement editing logic below, interactively
1.46      albertel  684: # update loncapa.conf until 12 is entered
1.6       harris41  685: 
                    686: $flag=0;
1.17      harris41  687: 
1.6       harris41  688: while (!$flag) {
1.1       harris41  689:   print(&lt;&lt;END);
                    690: 
                    691: ===============================================================================
                    692: This is now the current configuration of your machine.
1.31      albertel  693:  1) Domain Name: $perlvar{'lonDefDomain'}
                    694:  2) Domain Description: $domainDescription
                    695:  3) Machine Name: $perlvar{'lonHostID'}
1.43      raeburn   696:  4) ID of primary library server for domain: $primaryLibServer
1.47    ! albertel  697:  5) Server Administrator's E-mail Address: $perlvar{'lonAdmEMail'}
1.43      raeburn   698:  6) Support E-mail Address: $perlvar{'lonSupportEMail'}
                    699:  7) Role: $perlvar{'lonRole'}
                    700:  8) Cache Expiration Time: $perlvar{'lonExpire'}
                    701:  9) Server Load: $perlvar{'lonLoadLim'}
                    702: 10) User Load: $perlvar{'lonUserLoadLim'}
                    703: 11) Allow only secure connections: $securestatus 
                    704: 12) Everything is correct up above
1.6       harris41  705: END
1.38      www       706: 
                    707: my $error='';
                    708: foreach my $v ($perlvar{'lonDefDomain'},$perlvar{'lonHostID'}) {
                    709:    if (length($v)>16) { $error.="\nName $v too long"; }		
                    710:    if (length($v)<2) { $error.="\nName $v too short"; }
1.39      albertel  711:    if ($v=~/capa/i) {
                    712: 	if ($v!~/^oucapa\d+$/ && 
                    713: 	    ($v!~/^capa\d+$/ && $perlvar{'lonDefDomain'} eq 'uwsp')) {
                    714: 		 $error.="\nName $v contains 'capa'"; 
                    715: 	}
                    716:    }
1.41      albertel  717:    foreach my $bad ('res','raw','userfiles','priv','adm','uploaded',
                    718: 	'editupload') {
1.38      www       719:       $error.="\nName $v reserved." if $v eq $bad;
                    720:    }
                    721:    if ($v=~/\W/) { $error.="\nName $v contains special characters"; }
                    722: }
1.42      albertel  723: if ($domainDescription!~/^[\(\)\-\w\s,]+$/) {
1.38      www       724:    $error.="\nDomain Description contains special characters";
                    725: } 
                    726: foreach my $v ($perlvar{'lonExpire'},$perlvar{'lonLoadLim'}) {
                    727:    unless ($v=~/^[\d+\.]+$/) { $error.="\nNumber expected instead of $v"; }
                    728: }
                    729: unless (($perlvar{'lonRole'} eq 'library') || ($perlvar{'lonRole'} eq 'access')) {
                    730:    $error.="\nInvalid Role";
1.17      harris41  731: }
1.43      raeburn   732: 
                    733: if (!defined($primaryLibServer)) {
                    734:    if (@libservers > 0) {
                    735:        $error .= "No primary library server ID designated. Choose from: ".join(',',sort(@libservers));
                    736:    } else {
                    737:        $error .= "No library servers in this domain (including current server)";
                    738:    }
                    739: } else {
                    740:    if (length($primaryLibServer)>16) { $error.="\nPrimary Library Server ID:  $primaryLibServer too long"; }
                    741:    if (length($primaryLibServer)<2) { $error.="\nPrimary Library Server ID:  $primaryLibServer too short"; }
                    742:    if ($primaryLibServer =~/capa/i) {
                    743:         if ($primaryLibServer!~/^oucapa\d+$/ &&
                    744:             ($primaryLibServer!~/^capa\d+$/ && $perlvar{'lonDefDomain'} eq 'uwsp')) {
                    745:                  $error.="\nPrimary library server ID $primaryLibServer contains 'capa'";
                    746:         }
                    747:    }
                    748:    foreach my $bad ('res','raw','userfiles','priv','adm','uploaded',
                    749:         'editupload') {
                    750:       $error.="\nPrimary library server ID $primaryLibServer reserved." if $primaryLibServer eq $bad;
                    751:    }
                    752:    if ($primaryLibServer=~/\W/) { $error.="\nPrimary library server ID $primaryLibServer contains special characters"; }
                    753: }
                    754: 
                    755: 
1.38      www       756: if ($error) { print "\n*** ERRORS: $error\n"; }
1.6       harris41  757:   print(&lt;&lt;END);
1.43      raeburn   758: ENTER A CHOICE OF 1-11 TO CHANGE, otherwise ENTER 12:
1.1       harris41  759: END
1.5       harris41  760: my $choice=&lt;&gt;;
                    761: chomp($choice);
1.6       harris41  762:   if ($choice==1) {
                    763:   print(&lt;&lt;END);
1.16      harris41  764: 1) Domain Name: $perlvar{'lonDefDomain'}
1.20      albertel  765: ENTER NEW VALUE (this is an internal value used to identify a group of
                    766:                  LON-CAPA machines, it must be alphanumerical, we suggest
                    767:                  using a part of your actual DNS domain. For example, for
                    768:                  the machine loncapa.msu.edu, we set the Domain to msu):
1.6       harris41  769: END
                    770:     my $choice2=&lt;&gt;;
                    771:     chomp($choice2);
1.8       harris41  772:     $perlvar{'lonDefDomain'}=$choice2;
1.6       harris41  773:   }
                    774:   elsif ($choice==2) {
                    775:   print(&lt;&lt;END);
1.20      albertel  776: 2) Domain Description: $domainDescription
                    777: ENTER NEW VALUE (this should be a string that describes your domain, spaces
                    778:                  and punctuation are fine except for ':'):
                    779: END
                    780:     my $choice2=&lt;&gt;;
                    781:     chomp($choice2);
                    782:     $domainDescription=$choice2;
                    783:   }
                    784:   elsif ($choice==3) {
                    785:   print(&lt;&lt;END);
                    786: 3) Machine Name: $perlvar{'lonHostID'}
                    787: ENTER NEW VALUE (this will be the name of the machine in the LON-CAPA network
                    788:                  it cannot contain any of '_' '-' '.' or ':'. We suggest that
                    789:                  if you are in the domain 'example' and are the first library
                    790:                  server you enter 'examplel1') :
1.6       harris41  791: END
                    792:     my $choice2=&lt;&gt;;
                    793:     chomp($choice2);
1.8       harris41  794:     $perlvar{'lonHostID'}=$choice2;
1.6       harris41  795:   }
1.20      albertel  796:   elsif ($choice==4) {
1.6       harris41  797:   print(&lt;&lt;END);
1.43      raeburn   798: 4) ID of primary library server for domain: $primaryLibServer
                    799: ENTER NEW VALUE (this will be the LON-CAPA Machine ID of a library server in
                    800:                  your domain; it cannot contain any of '_' '-' '.' or ':'. 
                    801:                  This server will be where domain data which are not 
                    802:                  associated with any specific home library server
                    803:                  will be stored (e.g., e-mail broadcast by Domain Coordinators
                    804:                  to users in the domain).
                    805: END
                    806:     my $choice2=&lt;&gt;;
                    807:     chomp($choice2);
                    808:     $primaryLibServer=$choice2;
                    809:   }
                    810:   elsif ($choice==5) {
                    811:   print(&lt;&lt;END);
1.47    ! albertel  812: 5) Server Administrator's E-mail Address: $perlvar{'lonAdmEMail'}
1.6       harris41  813: ENTER NEW VALUE:
                    814: END
                    815:     my $choice2=&lt;&gt;;
                    816:     chomp($choice2);
1.9       harris41  817:     $perlvar{'lonAdmEMail'}=$choice2;
1.6       harris41  818:   }
1.43      raeburn   819:   elsif ($choice==6) {
1.6       harris41  820:   print(&lt;&lt;END);
1.43      raeburn   821: 6) Support E-mail Address: $perlvar{'lonSupportEMail'}
1.32      raeburn   822: ENTER NEW VALUE:
                    823: END
                    824:     my $choice2=&lt;&gt;;
                    825:     chomp($choice2);
                    826:     $perlvar{'lonSupportEMail'}=$choice2;
                    827:   }
1.43      raeburn   828:   elsif ($choice==7) {
1.32      raeburn   829:   print(&lt;&lt;END);
1.43      raeburn   830: 7) Role: $perlvar{'lonRole'}
1.20      albertel  831: ENTER NEW VALUE (this should be either 'access' or 'library' 
                    832:                  if in doubt select 'library'):
1.6       harris41  833: END
                    834:     my $choice2=&lt;&gt;;
                    835:     chomp($choice2);
                    836:     $perlvar{'lonRole'}=$choice2;
                    837:   }
1.43      raeburn   838:   elsif ($choice==8) {
1.6       harris41  839:   print(&lt;&lt;END);
1.43      raeburn   840: 8) Cache Expiration Time: $perlvar{'lonExpire'}
1.20      albertel  841: ENTER NEW VALUE (in seconds, 86400 is a reasonable value):
1.6       harris41  842: END
                    843:     my $choice2=&lt;&gt;;
                    844:     chomp($choice2);
                    845:     $perlvar{'lonExpire'}=$choice2;
                    846:   }
1.43      raeburn   847:   elsif ($choice==9) {
1.6       harris41  848:   print(&lt;&lt;END);
1.43      raeburn   849: 9) Server Load: $perlvar{'lonLoadLim'}
1.6       harris41  850: ENTER NEW VALUE:
                    851: END
                    852:     my $choice2=&lt;&gt;;
                    853:     chomp($choice2);
                    854:     $perlvar{'lonLoadLim'}=$choice2;
                    855:   }
1.43      raeburn   856:   elsif ($choice==10) {
1.25      albertel  857:   print(&lt;&lt;END);
1.43      raeburn   858: 10) User Load: $perlvar{'lonUserLoadLim'}
1.25      albertel  859: Numer of users that can login before machine is 'overloaded'
1.26      albertel  860: ENTER NEW VALUE (integer value, 0 means there is no limit):
1.25      albertel  861: END
                    862:     my $choice2=&lt;&gt;;
                    863:     chomp($choice2);
                    864:     $perlvar{'lonUserLoadLim'}=$choice2;
                    865:   }
1.43      raeburn   866:   elsif ($choice==11) {
1.31      albertel  867:   print(&lt;&lt;END);
1.43      raeburn   868: 11) Allow only secure connections: $securestatus 
1.31      albertel  869: The Lon-CAPA communication daemons lonc and lond can be configured to
                    870: allow only secure connections by default.
                    871: 
                    872: POSSIBLE CHOICES:
                    873: 1) allow only secure connections and don't connect to machines that
                    874:     can not be connected to securely
                    875: 2) allow only secure connections but allow this machine to connect to 
                    876:     machines that don't support secure connections
                    877: 3) allow insecure connections to this machine but only allow connections
                    878:     to machines that support secure connections
                    879: 4) allow insecure connections
                    880: ENTER NEW VALUE (currenly $securenum):
                    881: END
                    882:     my $choice2=&lt;&gt;;
                    883:     chomp($choice2);
                    884:     if      ($choice2 eq '1') {
                    885: 	$perlvar{'loncAllowInsecure'}=0;$perlvar{'londAllowInsecure'}=0;
                    886:     } elsif ($choice2 eq '2') {
                    887: 	$perlvar{'loncAllowInsecure'}=0;$perlvar{'londAllowInsecure'}=1;
                    888:     } elsif ($choice2 eq '3') {
                    889: 	$perlvar{'loncAllowInsecure'}=1;$perlvar{'londAllowInsecure'}=0;
                    890:     } elsif ($choice2 eq '4') {
                    891: 	$perlvar{'loncAllowInsecure'}=1;$perlvar{'londAllowInsecure'}=1;
                    892:     }
                    893:     ($securestatus,$securenum)=&securesetting(%perlvar);
                    894:   }
1.43      raeburn   895:   elsif (($choice==12) && (!$error)) {
1.6       harris41  896:     $flag=1;
                    897:   }
                    898:   else {
1.38      www       899:     print "Invalid input.\n";
1.6       harris41  900:   }
                    901: }
1.7       harris41  902:     open(OUT,"&gt;$confdir$filename") or
                    903:       die("Cannot output to $confdir$filename\n");
                    904:     foreach my $key (keys %perlvar) {
                    905:       my $value=$perlvar{$key};
1.8       harris41  906:       print(OUT &lt;&lt;END) unless $perlvarstatic{$key};
1.7       harris41  907: PerlSetVar     $key      $value
                    908: END
                    909:     }
                    910:     close(OUT);
1.1       harris41  911: </perlscript>
                    912: </file>
                    913: <file>
                    914: <target dist='default'>loncom/hosts.tab</target>
                    915: <perlscript mode='fg'>
                    916: unless (-l "<TARGET />") {
1.36      albertel  917:   my $hostname=`hostname -f`;chomp($hostname);
1.15      harris41  918:   $date=`date -I`; chomp($date);
                    919:   $lonHostID=$perlvar{'lonHostID'};
                    920:   $lonHostID=~s/\W//g;
                    921:   $lineexistflag=0;
                    922:   $hostidexistflag=0;
1.22      albertel  923:   $line2insert=&lt;&lt;END;
1.35      albertel  924: $perlvar{'lonHostID'}:$perlvar{'lonDefDomain'}:$perlvar{'lonRole'}:$hostname
1.15      harris41  925: END
1.43      raeburn   926:   $domaininsert="$perlvar{'lonDefDomain'}:$domainDescription:$domainTabExtras:$primaryLibServer\n";
1.23      albertel  927:   if ($lonCluster eq 'standalone') {
                    928:     open(OUT,'&gt;../'.$lonCluster.'_hosts.tab') or
                    929:       die('file generation error');
                    930:       print(OUT $line2insert);
                    931:     close(OUT);
1.27      albertel  932:     open(OUT,'&gt;../'.$lonCluster.'_domain.tab') or
                    933:       die('file generation error');
                    934:       print(OUT $domaininsert);
                    935:     close(OUT);
1.23      albertel  936:   }
1.15      harris41  937:   if ($flag==1) {
1.6       harris41  938:     `rm -f ../hosts.tab`;
1.15      harris41  939:     open(IN,'&lt;../'.$lonCluster.'_hosts.tab');
1.13      harris41  940:     while(&lt;IN&gt;) {
                    941:       if (/^$line2insert$/) {
                    942:         $lineexistflag=1;
                    943:       }
1.15      harris41  944:       if (/^$lonHostID\:/) {
1.13      harris41  945:         $hostidexistflag=1;
                    946:       }
                    947:     }
                    948:     close(IN);
                    949:     if ($hostidexistflag and !$lineexistflag) {
                    950:       print &lt;&lt;END;
                    951: WARNING: $lonHostID already exists inside
1.15      harris41  952: loncapa/loncom/${lonCluster}_hosts.tab.  The entry inside
                    953: ${lonCluster}_hosts.tab does not match your settings.
                    954: The entry inside ${lonCluster}_hosts.tab is being replaced
1.13      harris41  955: with your new values.
                    956: END
1.15      harris41  957:       `grep -v "$lonHostID:" ../${lonCluster}_hosts.tab &gt; ../new_${lonCluster}_hosts.tab`;
                    958:        open(OUT,'&gt;&gt;../new_'.$lonCluster.'_hosts.tab') or
                    959:          die("cannot open loncom/${lonCluster}_hosts.tab for output\n");
1.14      harris41  960:          print(OUT $line2insert);
1.13      harris41  961:        close(OUT);
1.15      harris41  962:       `ln -s new_${lonCluster}_hosts.tab ../hosts.tab`;
1.13      harris41  963:       # email appropriate message
1.34      albertel  964:       `echo "REPLACE:$lonCluster:$lonHostID:$date:$line2insert" | mail -s "REPLACE:$lonCluster:$lonHostID:$date" installrecord\@mail.lon-capa.org`;
1.13      harris41  965:     }
                    966:     elsif ($hostidexistflag and $lineexistflag) {
1.15      harris41  967:       print &lt;&lt;END;
                    968: Entry exists in ${lonCluster}_hosts.tab.
                    969: END
                    970:       `ln -s ${lonCluster}_hosts.tab ../hosts.tab`;
                    971:       # email appropriate message
                    972:       `echo "STABLEUPDATE:$lonCluster:$lonHostID:$date:$line2insert" | mail -s "STABLEUPDATE:$lonCluster:$lonHostID:$date" installrecord\@mail.lon-capa.org`;
1.13      harris41  973:     }
1.15      harris41  974:     elsif (!$hostidexistflag and !$lineexistflag) {
                    975:       print &lt;&lt;END;
                    976: New entry for $lonCluster.
1.6       harris41  977: END
1.15      harris41  978:       `cat ../${lonCluster}_hosts.tab &gt; ../new_${lonCluster}_hosts.tab`;
1.21      albertel  979:        open(OUT,'&gt;&gt;../new_'.$lonCluster.'_hosts.tab') or
                    980:          die("cannot open loncom/new_${lonCluster}_hosts.tab for output\n");
1.15      harris41  981:          print(OUT $line2insert);
                    982:        close(OUT);
                    983:       `ln -s new_${lonCluster}_hosts.tab ../hosts.tab`;
                    984:       # email appropriate message
                    985:       `echo "INSERT:$lonCluster:$lonHostID:$date:$line2insert" | mail -s "INSERT:$lonCluster:$lonHostID:$date" installrecord\@mail.lon-capa.org`;
1.27      albertel  986:     }
                    987:   }
                    988:   $lineexistflag=0;
                    989:   if ($flag==1) {
                    990:     `rm -f ../domain.tab`;
                    991:     open(IN,'&lt;../'.$lonCluster.'_domain.tab');
                    992:     while(&lt;IN&gt;) {
                    993:       if (/^$domaininsert$/) {
                    994:         $lineexistflag=1;
                    995:       }
                    996:       if (/^$perlvar{'lonDefDomain'}\:/) {
                    997:         $domainexistflag=1;
                    998:       }
                    999:     }
                   1000:     close(IN);
                   1001:     if ($domainexistflag and !$lineexistflag) {
                   1002:       print &lt;&lt;END;
                   1003: WARNING: $perlvar{'lonDefDomain'} already exists inside
                   1004: loncapa/loncom/${lonCluster}_domain.tab.  The entry inside
                   1005: ${lonCluster}_domain.tab does not match your settings.
                   1006: The entry inside ${lonCluster}_domain.tab is being replaced
                   1007: with your new values.
                   1008: END
                   1009:       `grep -v "$perlvar{'lonDefDomain'}:" ../${lonCluster}_domain.tab &gt; ../new_${lonCluster}_domain.tab`;
                   1010:        open(OUT,'&gt;&gt;../new_'.$lonCluster.'_domain.tab') or
                   1011:          die("cannot open loncom/${lonCluster}_domain.tab for output\n");
                   1012:          print(OUT $domaininsert);
                   1013:        close(OUT);
                   1014:       `ln -s new_${lonCluster}_domain.tab ../domain.tab`;
                   1015:       # email appropriate message
1.34      albertel 1016:       `echo "REPLACEdom:$lonCluster:$lonHostID:$date:$domaninsert" | mail -s "REPLACEdom:$lonCluster:$lonHostID:$date" installrecord\@mail.lon-capa.org`;
1.27      albertel 1017:     }
                   1018:     elsif ($domainexistflag and $lineexistflag) {
                   1019:       print &lt;&lt;END;
                   1020: Entry exists in ${lonCluster}_domain.tab.
                   1021: END
                   1022:       `ln -s ${lonCluster}_domain.tab ../domain.tab`;
                   1023:       # email appropriate message
                   1024:       `echo "STABLEUPDATEdom:$lonCluster:$lonHostID:$date:$domaininsert" | mail -s "STABLEUPDATEdom:$lonCluster:$lonHostID:$date" installrecord\@mail.lon-capa.org`;
                   1025:     }
                   1026:     elsif (!$domainexistflag and !$lineexistflag) {
                   1027:       print &lt;&lt;END;
                   1028: New entry for $lonCluster.
                   1029: END
                   1030:       `cat ../${lonCluster}_domain.tab &gt; ../new_${lonCluster}_domain.tab`;
                   1031:        open(OUT,'&gt;&gt;../new_'.$lonCluster.'_domain.tab') or
                   1032:          die("cannot open loncom/new_${lonCluster}_domain.tab for output\n");
                   1033:          print(OUT $domaininsert);
                   1034:        close(OUT);
                   1035:       `ln -s new_${lonCluster}_domain.tab ../domain.tab`;
                   1036:       # email appropriate message
                   1037:       `echo "INSERTdom:$lonCluster:$lonHostID:$date:$domaininsert" | mail -s "INSERTdom:$lonCluster:$lonHostID:$date" installrecord\@mail.lon-capa.org`;
1.6       harris41 1038:     }
                   1039:   }
1.1       harris41 1040: }
                   1041: </perlscript>
                   1042: </file>
                   1043: </files>
                   1044: </piml>

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