File:  [LON-CAPA] / doc / loncapafiles / updatequery.piml
Revision 1.84: download - view: text, annotated - select for diffs
Sat Jul 30 00:38:14 2016 UTC (7 years, 8 months ago) by raeburn
Branches: MAIN
CVS tags: version_2_11_X, version_2_11_2_uiuc, version_2_11_2_msu, version_2_11_2_educog, version_2_11_2, HEAD
- Check hostname has valid format.
- Prompt to allow hostname to be modified.

    1: <!-- updatequery.piml -->
    2: 
    3: <!-- $Id: updatequery.piml,v 1.84 2016/07/30 00:38:14 raeburn Exp $ -->
    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>
   33: <target dist='default'>/</target>
   34: <perlscript mode='fg'>
   35: $|=1;
   36: use strict;
   37: 
   38:   print(&lt;&lt;END);
   39: 
   40: 
   41: *********************************************
   42: *********************************************
   43: ****                                     ****
   44: **** LON-CAPA SYSTEM INFORMATION REQUEST ****
   45: ****                                     ****
   46: **** Please respond to the choices below ****
   47: ****                                     ****
   48: *********************************************
   49: *********************************************
   50: 
   51: END
   52: #sleep(3);
   53: </perlscript>
   54: </file>
   55: <file>
   56: <target dist='default'>loncom/hosts.tab</target>
   57: <perlscript mode='fg'>
   58: my $lonCluster;
   59: unless (-l "<TARGET />") {
   60:   print(&lt;&lt;END);
   61: 
   62: ===============================================================================
   63: Which cluster option would you like to have installed?
   64: IMPORTANT: to take advantage of the cluster options 1) and 3),
   65: you must contact loncapa\@loncapa.org.
   66: 
   67: 1) PRODUCTION - you want to eventually connect this machine to the
   68:                 LON-CAPA content sharing network. This setting is for
   69:                 schools, colleges, and universities, that currently
   70:                 are running - or in the future will run - courses.
   71: 2) STAND-ALONE - you want this machine to run in 'stand-alone' mode and
   72:                  not be connected to other LON-CAPA machines for now.
   73: 3) DEVELOPMENT - you want to do software (not content!) development with
   74:                  this workstation and eventually link it with the
   75:                  workstations of other LON-CAPA software developers.
   76: 4) RUNNING YOUR OWN CLUSTER - this machine is not in the standard LON-CAPA
   77:                  clusters and won't be in the future and you want the existing
   78:                  hosts.tab and domain.tab files to be left alone.
   79:                  (This choice is unlikely what you want to select.)
   80: END
   81: # Option number 26 will install rawhide_hosts.tab, but
   82: # the typical user does not want to be part of an intensive
   83: # machine test cluster.
   84: 
   85: # get input
   86: # if valid then process, otherwise loop
   87: my $flag=0;
   88: while (!$flag) {
   89:   print "ENTER 1, 2, 3, or 4:\n";
   90:   my $choice=&lt;&gt;;
   91:   chomp($choice);
   92:   if ($choice==1) {
   93:     $lonCluster='production'; $flag=1;
   94:   }
   95:   elsif ($choice==2) {
   96:     $lonCluster='standalone'; $flag=1;
   97:   }
   98:   elsif ($choice==3) {
   99:     $lonCluster='development'; $flag=1;
  100:   }
  101:   elsif ($choice==4) {
  102:     $lonCluster='existing'; $flag=1;
  103:     foreach my $file ('hosts.tab','dns_hosts.tab',
  104:                       'domain.tab','dns_domain.tab') {
  105:         if (-e '/home/httpd/lonTabs/'.$file) {
  106: 	    `cp /home/httpd/lonTabs/$file ../existing_$file`;
  107:         }
  108:         else {
  109: 	    print &lt;&lt;END;
  110: There is no existing /home/httpd/lonTabs/$file
  111: END
  112:             die('');
  113:         }
  114:     }
  115:   }
  116:   elsif ($choice==26) {
  117:     $lonCluster='rawhide'; $flag=1;
  118:   }
  119: }
  120: }
  121: </perlscript>
  122: </file>
  123: <file>
  124: <target dist='default'>/home/httpd/lonTabs/hosts.tab</target>
  125: <perlscript mode='fg'>
  126: $|=1;
  127: my $domainDescription;
  128: my $domainTabExtras;
  129: my $primaryLibServer;
  130: my $protocol;
  131: my $intdom;
  132: my $desiredhostname;
  133: my @libservers = ();
  134: unless (-e "<TARGET />") {
  135:   print(&lt;&lt;END);
  136:            WELCOME TO LON-CAPA!
  137: 
  138: If you have questions, please visit http://install.loncapa.org
  139: or contact helpdesk\@loncapa.org.
  140: 
  141: ===============================================================================
  142: The following 8 values are needed to configure LON-CAPA:
  143: * Machine Role
  144: * LON-CAPA Domain Name
  145: * LON-CAPA Machine ID Name
  146: * Server Administration E-mail Address
  147: * LON-CAPA Domain's Primary Library Server Machine ID
  148: * Web Server Protocol
  149: * Internet Domain Name of Your Institution
  150: * Hostname
  151: ===============================================================================
  152: 
  153: In addition, a Support E-mail Address can also be included. If
  154: an address is included then one of the options in the LON-CAPA 
  155: help menu will be a link to a form that a user will complete to
  156: request LON-CAPA help.  
  157: 
  158: END
  159: 
  160: open(OUT,'&gt;/tmp/loncapa_updatequery.out');
  161: close(OUT);
  162: 
  163: # query for Machine Role
  164:   print(&lt;&lt;END);
  165: **** Machine Role ****
  166: Library server (recommended if first-time installation of LON-CAPA):
  167:    Servers that are repositories of authoritative educational resources.
  168:    These servers also provide the authoring spaces in which content
  169:    creators (e.g., faculty instructors) create their learning content.
  170: Access server:
  171:    Servers that load-balance high-traffic delivery of educational resources
  172:    over the world-wide web.
  173: 1) Will this be a library server? (recommended if this is your first install)
  174: 2) Or, will this be an access server?
  175: END
  176: my $flag=0;
  177: my $r='';
  178: my $lonRole;
  179: while (!$flag) {
  180:   print "ENTER A CHOICE OF 1 or 2:\n";
  181:   my $choice=&lt;&gt;;
  182:   chomp($choice);
  183:   if ($choice==1) {
  184:     open(OUT,'&gt;&gt;/tmp/loncapa_updatequery.out');
  185:     print(OUT 'lonRole'."\t".'library'."\n");
  186:     close(OUT);
  187:     $lonRole='library';
  188:     $r='l';
  189:     $flag=1;
  190:   }
  191:   elsif ($choice==2) {
  192:     open(OUT,'&gt;&gt;/tmp/loncapa_updatequery.out');
  193:     print(OUT 'lonRole'."\t".'access'."\n");
  194:     close(OUT);
  195:     $lonRole='access';
  196:     $r='a';
  197:     $flag=2;
  198:   }
  199:   else {
  200: 
  201:   }
  202: }
  203: 
  204: # need to recommend a machine ID name (ipdomain.l.somenumber)
  205: my $hostname=`hostname -f`; chomp($hostname);
  206: my $ipdomain='';
  207: if ($hostname=~/([^\.]*)\.([^\.]*)$/) {
  208:   $ipdomain=$1;
  209: }
  210: 
  211:   print(&lt;&lt;END);
  212: 
  213: **** Domain ****
  214: [This does NOT need to correspond to an internet address domain.
  215:  Please make this name short AND descriptive of your organization.
  216:  Domain names are close to impossible to change later!!!
  217:  Good examples might be "msu" or "bionet" or "vermontcc".
  218:  Bad examples are "physics" (too general)
  219:    or "michiganstateuniversity" (too long)
  220:    or "msuedu" (just make it "msu", or else make it msu.edu)
  221:    or "msuphysics" (only if there is a good reason to limit to department
  222:                     - we don't know of one)
  223:    or "mydomain" (what is that?)
  224:  Avoid multiple domains at the same institution, even if it means that you 
  225:  have to actually work together with your colleagues. You can still run
  226:  multiple library servers within the same domain.
  227:  If this domain is eventually going to be part of the main production
  228:  cluster, you MUST contact the LON-CAPA group at MSU (loncapa\@loncapa.org)
  229:  to have a domain name assigned, and then use it exactly as given. This is
  230:  also true for test installs that might eventually turn into production setups.
  231:  The short domain name needs to be unique, if your aim is to join a cluster 
  232:  containing existing domains. Stop now if you have not yet contacted the 
  233:  MSU LON-CAPA group.] 
  234: END
  235: 
  236: # get domain name
  237: # accept if valid, if not valid, tell user and repeat
  238: $flag=0;
  239: my $lonDefDomain;
  240: while (!$flag) {
  241: if ($ipdomain) {
  242: print(&lt;&lt;END);
  243: ENTER LONCAPA DOMAIN [$ipdomain]:
  244: END
  245: }
  246: else {
  247:   print(&lt;&lt;END);
  248: ENTER LONCAPA DOMAIN:
  249: END
  250: }
  251:   my $choice=&lt;&gt;;
  252:   chomp($choice);
  253:   my $bad_domain_flag=0;
  254:   my @bad_domain_names=('res','raw','userfiles','priv','adm','uploaded',
  255: 	'editupload');
  256:   foreach my $bad (@bad_domain_names) {
  257:     $bad_domain_flag=1 if $choice eq $bad;
  258:   }
  259:   if ($choice=~/capa/i) {
  260:      $bad_domain_flag=1;
  261:   }
  262:   if ($ipdomain and $choice=~/^\s*$/) {
  263:     $choice=$ipdomain;
  264:     open(OUT,'&gt;&gt;/tmp/loncapa_updatequery.out');
  265:     print(OUT 'lonDefDomain'."\t".$choice."\n");
  266:     close(OUT);
  267:     $lonDefDomain=$choice;
  268:     $flag=1;
  269:   } elsif (length($choice)>35) {
  270:     print "Name too long\n";
  271:   } elsif (length($choice)<2) {
  272:     print "Name too short\n";
  273:   } elsif ($bad_domain_flag) {
  274:     print "Invalid input ('$choice' conflicts with LON-CAPA namespace).\n";
  275:     print "Please try something different than '$choice'\n";
  276:   } elsif ($choice!~/\_/ and $choice=~/^[\w\-.]+$/) {
  277:     open(OUT,'&gt;&gt;/tmp/loncapa_updatequery.out');
  278:     print(OUT 'lonDefDomain'."\t".$choice."\n");
  279:     close(OUT);
  280:     $lonDefDomain=$choice;
  281:     $r='l';
  282:     $flag=1;
  283:   } else {
  284:     print "Invalid input (only alphanumeric characters, '-', and '.' supported).\n";
  285:   }
  286: }
  287: 
  288: # get domain description
  289: # accept if valid, if not valid, tell user and repeat
  290: $flag=0;
  291: 
  292: while (!$flag) {
  293:   print(&lt;&lt;END);
  294: 
  295: **** Domain Description ****
  296: String describing the domain, to be shown to users.
  297: [Example, msu is Michigan State University]
  298: ENTER DOMAIN DESCRIPTION:
  299: END
  300: 
  301:   my $choice=&lt;&gt;;
  302:   chomp($choice);
  303:   if ($choice!~/:/) {
  304:     open(OUT,'&gt;&gt;/tmp/loncapa_updatequery.out');
  305:     print(OUT 'domainDescription'."\t".$choice."\n");
  306:     close(OUT);
  307:     $domainDescription=$choice;
  308:     $flag=1;
  309:   }
  310:   else {
  311:     print "Invalid input (no ':' allowed).\n";
  312:   }
  313: }
  314: 
  315: my $lonHostID;
  316: if ($lonDefDomain) {
  317:   $lonHostID=$lonDefDomain.$r.int(1+rand(9)); # should be probably also detect
  318:                                               # against the hosts.tab
  319: }
  320: 
  321:   print(&lt;&lt;END);
  322: 
  323: **** Machine ID Name ****
  324: [This does NOT need to correspond to internet address names;
  325:  this name MUST be unique to the whole LON-CAPA network;
  326:  we recommend that you use a name based off of your institution.
  327:  Good examples: "msul1" or "bioneta2".
  328:  Bad examples: "loncapabox" or "studentsinside".
  329:  Note that machine names are very hard to change later.]
  330: END
  331: # get machine name
  332: # accept if valid, if not valid, tell user and repeat
  333: $flag=0;
  334: while (!$flag) {
  335: if ($ipdomain) {
  336: print(&lt;&lt;END);
  337: ENTER LONCAPA MACHINE ID [$lonHostID]:
  338: END
  339: }
  340: else {
  341:   print(&lt;&lt;END);
  342: ENTER LONCAPA MACHINE ID:
  343: END
  344: }
  345:   my $choice=&lt;&gt;;
  346:   chomp($choice);
  347:   if ($choice=~/capa/i) {
  348:     print "Invalid input (names containing 'capa' are reserved).\n";
  349:   } elsif ($lonHostID and $choice=~/^\s*$/) {
  350:     $choice=$lonHostID;
  351:     open(OUT,'&gt;&gt;/tmp/loncapa_updatequery.out');
  352:     print(OUT 'lonHostID'."\t".$choice."\n");
  353:     close(OUT);
  354:     $lonHostID=$choice;
  355:     $flag=1;
  356:   } elsif (length($choice)>45) {
  357:     print "Name too long\n";
  358:   } elsif (length($choice)<4) {
  359:     print "Name too short\n";
  360:   } elsif ($choice!~/\_/ and $choice=~/^[\w\-.]+$/) {
  361:     open(OUT,'&gt;&gt;/tmp/loncapa_updatequery.out');
  362:     print(OUT 'lonHostID'."\t".$choice."\n");
  363:     close(OUT);
  364:     $lonHostID=$choice;
  365:     $flag=1;
  366:   } else {
  367:     print "Invalid input (only alphanumeric characters, '-', and '.' supported).\n";
  368:   }
  369: }
  370: 
  371: # get primary library server in domain
  372: if ($lonRole eq 'library') {
  373:     if (!grep/^\Q$lonHostID\E$/,@libservers) {
  374:         push(@libservers,$lonHostID);
  375:     } 
  376:     if (@libservers == 1) {
  377:         $primaryLibServer = $libservers[0];
  378:     }
  379: }
  380: 
  381: $flag=0;
  382: while (!$flag) {
  383:   print(&lt;&lt;END);
  384: **** Domain's Primary Library Server ID ****
  385: This should be the LON-CAPA machine ID of a library server in your 
  386: domain.  If you only have a single library server in your domain, then
  387: the Primary Library server ID will be the machine ID of that server. 
  388: This server will be where domain data which are not associated with any
  389: specific home library server will be stored (e.g., configurations that
  390: apply to all nodes in the domain).
  391: END
  392:     if (defined($primaryLibServer)) {
  393:         print(&lt;&lt;END);
  394: ENTER DOMAIN'S PRIMARY LIBRARY SERVER ID [$primaryLibServer]:
  395: END
  396:     } elsif (@libservers > 0) {
  397:         print(&lt;&lt;END);
  398: ENTER DOMAIN'S PRIMARY LIBRARY SERVER ID [$libservers[0]]
  399: END
  400:     } else {
  401:         print (&lt;&lt;END);
  402: 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.
  403: END
  404:     }
  405: 
  406:     my $choice=&lt;&gt;;
  407:     chomp($choice);
  408:     if ($primaryLibServer and $choice=~/^\s*$/) {
  409:         $choice=$primaryLibServer;
  410:         open(OUT,'&gt;&gt;/tmp/loncapa_updatequery.out');
  411:         print(OUT 'primaryLibServer'."\t".$choice."\n");
  412:         close(OUT);
  413:         $flag=1;
  414:     } elsif (length($choice)>35) {
  415:         print "Name too long\n";
  416:     } elsif (length($choice)<4) {
  417:         print "Name too short\n";
  418:     } elsif ($choice!~/\_/ and $choice=~/^[\w\-.]+$/) {
  419:         open(OUT,'&gt;&gt;/tmp/loncapa_updatequery.out');
  420:         print(OUT 'primaryLibServer'."\t".$choice."\n");
  421:         close(OUT);
  422:         $primaryLibServer=$choice;
  423:         $flag=1;
  424:     } else {
  425:         print "Invalid input (only alphanumeric characters, '-', and '.' supported).\n";
  426:     }
  427: }
  428: 
  429: 
  430: # get admin e-mail address
  431: # accept if valid, if not valid, tell user and repeat
  432: $flag=0;
  433: my $lonAdmEMail;
  434: while (!$flag) {
  435:   print(&lt;&lt;END);
  436: 
  437: **** Server Administrators E-mail ****
  438: E-mail address of the person who will manage this machine
  439: [should be in the form somebody\@somewhere]
  440: ENTER ADMIN E-MAIL ADDRESS:
  441: END
  442: 
  443:   my $choice=&lt;&gt;;
  444:   chomp($choice);
  445:   if ($choice=~/\@/) {
  446:     open(OUT,'&gt;&gt;/tmp/loncapa_updatequery.out');
  447:     print(OUT 'lonAdmEMail'."\t".$choice."\n");
  448:     close(OUT);
  449:     $lonAdmEMail=$choice;
  450:     $flag=1;
  451:   }
  452:   else {
  453:     print "Invalid input (this needs to look like an e-mail address!).\n";
  454:   }
  455: }
  456: 
  457: 
  458: # get support e-mail address
  459: # accept if valid, if not valid, tell user and repeat
  460: $flag=0;
  461: my $lonSupportEMail;
  462: while (!$flag) {
  463:   print(&lt;&lt;END);
  464: 
  465: **** Support E-mail ****
  466: E-mail address of the person who will receive 
  467: help requests from LON-CAPA users who access 
  468: the system via this server. If the address is left blank,
  469: then a help support form will not be displayed 
  470: as part of the help menu.
  471: [should be in the form somebody\@somewhere]
  472: ENTER SUPPORT E-MAIL ADDRESS:
  473: END
  474: 
  475:   my $choice=&lt;&gt;;
  476:   chomp($choice);
  477:   $choice =~ s/\s//g;
  478:   if ( ($choice=~/\@/) || $choice eq '') {
  479:     open(OUT,'&gt;&gt;/tmp/loncapa_updatequery.out');
  480:     print(OUT 'lonSupportEMail'."\t".$choice."\n");
  481:     close(OUT);
  482:     $lonSupportEMail=$choice;
  483:     $flag=1;
  484:   }
  485:   else {
  486:     print "Invalid input (this either needs to be blank, or look like an e-mail address!).\n";
  487:   }
  488: }
  489: 
  490: # get protocol
  491: # accept if valid, if not valid, tell user and repeat
  492: $flag=0;
  493: while (!$flag) {
  494:   print(&lt;&lt;END);
  495: 
  496: ****  Web Server Protocol ****
  497: If you plan to run the Apache server with SSL enabled, 
  498: the protocol should be: https; otherwise it should be http.
  499: ENTER WEB SERVER PROTOCOL [http]:
  500: END
  501: 
  502:   my $choice=&lt;&gt;;
  503:   chomp($choice);
  504:   if ($choice =~ /^https?$/) {
  505:     open(OUT,'&gt;&gt;/tmp/loncapa_updatequery.out');
  506:     print(OUT 'protocol'."\t".$choice."\n");
  507:     close(OUT);
  508:     $protocol=$choice;
  509:     $flag=1;
  510:   } elsif ($choice eq '') {
  511:     open(OUT,'&gt;&gt;/tmp/loncapa_updatequery.out');
  512:     print(OUT 'protocol'."\t".'http'."\n");
  513:     close(OUT);
  514:     $protocol = 'http';
  515:     $flag = 1;
  516:   } else {
  517:     print "Invalid input (only http or https allowed).\n";
  518:   }
  519: }
  520: 
  521: # get internet domain
  522: # accept if valid, if not valid, tell user and repeat
  523: $flag=0;
  524: while (!$flag) {
  525:   print(&lt;&lt;END);
  526: 
  527: ****  Internet Domain Name of Your Institution ****
  528: 
  529: The internet domain name used for servers at your institution 
  530: should be provided.  This will be similar to: ustate.edu or
  531: topcollege.ac.uk or myhostingcompany.com, i.e., the part of
  532: a server hostname which indicates to which organization the 
  533: server belongs.
  534: 
  535: ENTER INTERNET DOMAIN NAME:
  536: END
  537: 
  538:   my $choice=&lt;&gt;;
  539:   chomp($choice);
  540:   if ($choice =~/[^.]+\.[^.]+/) {
  541:     open(OUT,'&gt;&gt;/tmp/loncapa_updatequery.out');
  542:     print(OUT 'internet domain'."\t".$choice."\n");
  543:     close(OUT);
  544:     $intdom=$choice;
  545:     $flag=1;
  546:   }
  547:   else {
  548:     print "Invalid input (must be at least two levels separated by .  - e.g., ustate.edu).\n";
  549:   }
  550: }
  551: 
  552: # get hostname
  553: # accept if valid, if not valid, tell user and repeat
  554: $flag=0;
  555: my $posshostname;
  556: if (($hostname =~ /^[A-Za-z0-9\-]+$/) && ($intdom ne '')) {
  557:     $posshostname = $hostname.'.'.$intdom;
  558: } 
  559: if (($hostname =~ /^[A-Za-z0-9\-]+\.[A-Za-z0-9\-]+/) &&
  560:     ($hostname =~ /^[A-Za-z0-9.\-]+$/)) {
  561:     $posshostname = $hostname;
  562: }
  563: while (!$flag) {
  564:   print(&lt;&lt;END);
  565: 
  566: ****** Hostname of the server/VM *****
  567: 
  568: The hostname of the server/VM is required. This will be similar to:
  569: somename.ustate.edu or somename.department.ustate.edu, and would be 
  570: the web address which users would point their web browsers at to
  571: access the server.
  572: 
  573: END
  574: 
  575: if ($posshostname) {
  576:     print "ENTER HOSTNAME OF SERVER [$posshostname]:\n";
  577: } else {
  578:     print "ENTER HOSTNAME OF SERVER:\n";
  579: }
  580: 
  581:   my $choice=&lt;&gt;;
  582:   chomp($choice);
  583:   if (($choice =~ /^[A-Za-z0-9\-]+\.[A-Za-z0-9\-]+/) &&
  584:       ($choice =~ /^[A-Za-z0-9.\-]+$/)) {
  585:     open(OUT,'&gt;&gt;/tmp/loncapa_updatequery.out');
  586:     print(OUT 'hostname'."\t".$choice."\n");
  587:     close(OUT);
  588:     $desiredhostname=$choice;
  589:     $flag=1;
  590:   } elsif (($choice eq '') && ($posshostname ne '')) {
  591:     open(OUT,'&gt;&gt;/tmp/loncapa_updatequery.out');
  592:     print(OUT 'hostname'."\t$posshostname\n");
  593:     close(OUT);
  594:     $desiredhostname = $posshostname;
  595:     $flag = 1;
  596:   } else {
  597:     print "Invalid input (only letters, numbers, - and . allowed, with at least one .).\n";
  598:   }
  599: }
  600: 
  601: # update loncapa.conf
  602: my $confdir = '/etc/httpd/conf/';
  603: if ('<DIST />' eq 'sles10' || '<DIST />' eq 'sles11' || '<DIST />' eq 'sles12' || '<DIST />' eq 'suse10.1' || '<DIST />' eq 'suse10.2' || '<DIST />' eq 'suse10.3' || '<DIST />' eq 'suse11.1' || '<DIST />' eq 'suse11.2' || '<DIST />' eq 'suse11.3' || '<DIST />' eq 'suse11.4' || '<DIST />' eq 'suse12.1' || '<DIST />' eq 'suse12.2' || '<DIST />' eq 'suse12.3' || '<DIST />' eq 'suse13.1' || '<DIST />' eq 'suse13.2' || '<DIST />' eq 'debian5' || '<DIST />' eq 'debian6' || '<DIST />' eq 'ubuntu6' || '<DIST />' eq 'ubuntu8' || '<DIST />' eq 'ubuntu10' || '<DIST />' eq 'ubuntu12' || '<DIST />' eq 'ubuntu14' || '<DIST />' eq 'ubuntu16') {
  604:      $confdir = '/etc/apache2/';
  605: }   
  606: my $filename='loncapa.conf';
  607: my %perlvar;
  608:     if (-e "$confdir$filename") {
  609: 	open(CONFIG,'&lt;'.$confdir.$filename) or die("Can't read $confdir$filename");
  610: 	while (my $configline=&lt;CONFIG&gt;) {
  611: 	    if ($configline =~ /^[^\#]*PerlSetVar/) {
  612: 		my ($unused,$varname,$varvalue)=split(/\s+/,$configline);
  613: 		chomp($varvalue);
  614: 		$perlvar{$varname}=$varvalue if $varvalue!~/^\{\[\[\[\[/;
  615: 	    }
  616: 	}
  617: 	close(CONFIG);
  618:     }
  619:     $perlvar{'lonHostID'}=$lonHostID;
  620:     $perlvar{'lonDefDomain'}=$lonDefDomain;
  621:     $perlvar{'lonAdmEMail'}=$lonAdmEMail;
  622:     $perlvar{'lonSupportEMail'}=$lonSupportEMail;
  623:     $perlvar{'lonRole'}=$lonRole;
  624:     unless ($perlvar{'lonLoadLim'} and $perlvar{'lonLoadLim'}!~/\{\[\[\[\[/) {
  625:        $perlvar{'lonLoadLim'}='2.00';
  626:     }
  627:     unless ($perlvar{'lonUserLoadLim'} and $perlvar{'lonUserLoadLim'}!~/\{\[\[\[\[/) {
  628:        $perlvar{'lonUserLoadLim'}='0';
  629:     }
  630:     unless ($perlvar{'lonExpire'} and $perlvar{'lonExpire'}!~/\{\[\[\[\[/) {
  631:        $perlvar{'lonExpire'}='86400';
  632:     }
  633:     unless ($perlvar{'lonReceipt'} and $perlvar{'lonReceipt'}!~/\{\[\[\[\[/) {
  634:        my $lonReceipt='';
  635:        srand(time ^ $$ ^ unpack "%L*", `ps axww | gzip`);
  636:        my @alnum=(0..9,"a".."z");
  637:        foreach my $i (1..20) {
  638: 	 $lonReceipt.=$alnum[int(rand(36))];
  639:        }
  640:        $perlvar{'lonReceipt'}=$lonReceipt;
  641:     }
  642:     open(OUT,"&gt;$confdir$filename") or
  643:       die("Cannot output to $confdir$filename\n");
  644:     foreach my $key (keys %perlvar) {
  645:       my $value=$perlvar{$key};
  646:       my $line = "PerlSetVar     $key      $value"; 
  647:       if ($value eq '') {
  648:           $line = '#'.$line;
  649:       }
  650:       print(OUT &lt;&lt;END);
  651: $line
  652: END
  653:     }
  654:     close(OUT);
  655: }
  656: </perlscript>
  657: </file>
  658: <file>
  659: <target dist='default'>/etc/httpd/conf/</target>
  660: <target dist='sles10 sles11 sles12 suse10.1 suse10.2 suse10.3 suse11.1 suse11.2 suse11.3 suse11.4 suse12.1 suse12.2 suse12.3 suse13.1 suse13.2 debian5 debian6 ubuntu6 ubuntu8 ubuntu10 ubuntu12 ubuntu14 ubuntu16'>/etc/apache2/</target>
  661: <perlscript mode='fg'>
  662: sub securesetting {
  663:     my (%perlvar)=@_;
  664:     my $securestatus='unknown';
  665:     my $securenum='';
  666:     if      ( $perlvar{'loncAllowInsecure'}&&  $perlvar{'londAllowInsecure'}) {
  667: 	$securestatus='no';                  $securenum='4';
  668:     } elsif ( $perlvar{'loncAllowInsecure'}&& !$perlvar{'londAllowInsecure'}) {
  669: 	$securestatus='lond';                $securenum='3';
  670:     } elsif (!$perlvar{'loncAllowInsecure'}&&  $perlvar{'londAllowInsecure'}) {
  671: 	$securestatus='lonc';                $securenum='2';
  672:     } elsif (!$perlvar{'loncAllowInsecure'}&& !$perlvar{'londAllowInsecure'}) {
  673: 	$securestatus='yes (lond and lonc)'; $securenum='1';
  674:     }
  675:     return ($securestatus,$securenum);
  676: }
  677: # read values from loncapa.conf
  678: my $confdir = "<TARGET />";
  679: my $filename='loncapa.conf';
  680: my %perlvar;
  681: my ($securestatus,$securenum);
  682:     if (-e "$confdir$filename") {
  683: 	open(CONFIG,'&lt;'.$confdir.$filename) or 
  684:           die("Can't read $confdir$filename");
  685: 	while (my $configline=&lt;CONFIG&gt;) {
  686: 	    if ($configline =~ /^[^\#]*PerlSetVar/) {
  687: 		my ($unused,$varname,$varvalue)=split(/\s+/,$configline);
  688: 		chomp($varvalue);
  689: 		$perlvar{$varname}=$varvalue;
  690: 	    }
  691: 	}
  692: 	close(CONFIG);
  693:     }
  694:     unless ($perlvar{'lonLoadLim'} and $perlvar{'lonLoadLim'}!~/\{\[\[\[\[/) {
  695:        $perlvar{'lonLoadLim'}='2.00';
  696:     }
  697:     unless ($perlvar{'lonUserLoadLim'} and $perlvar{'lonUserLoadLim'}!~/\{\[\[\[\[/) {
  698:        $perlvar{'lonUserLoadLim'}='0';
  699:     }
  700:     unless ($perlvar{'lonExpire'} and $perlvar{'lonExpire'}!~/\{\[\[\[\[/) {
  701:        $perlvar{'lonExpire'}='86400';
  702:     }
  703:     unless ($perlvar{'londAllowInsecure'} and $perlvar{'londAllowInsecure'}!~/\{\[\[\[\[/) {
  704:        $perlvar{'londAllowInsecure'}='1';
  705:     }
  706:     unless ($perlvar{'loncAllowInsecure'} and $perlvar{'loncAllowInsecure'}!~/\{\[\[\[\[/) {
  707:        $perlvar{'loncAllowInsecure'}='1';
  708:     }
  709:     ($securestatus,$securenum)=&securesetting(%perlvar);
  710:     unless ($perlvar{'lonReceipt'} and $perlvar{'lonReceipt'}!~/\{\[\[\[\[/) {
  711:        my $lonReceipt='';
  712:        srand(time ^ $$ ^ unpack "%L*", `ps axww | gzip`);
  713:        my @alnum=(0..9,"a".."z");
  714:        foreach my $i (1..20) {
  715: 	 $lonReceipt.=$alnum[int(rand(36))];
  716:        }
  717:        $perlvar{'lonReceipt'}=$lonReceipt;
  718:     }
  719: my %perlvarstatic;
  720:     if (-e "${confdir}loncapa_apache.conf") {
  721: 	open(CONFIG,'&lt;'.$confdir.'loncapa_apache.conf') or 
  722:           die("Can't read ${confdir}loncapa_apache.conf");
  723: 	while (my $configline=&lt;CONFIG&gt;) {
  724: 	    if ($configline =~ /^[^\#]*PerlSetVar/) {
  725: 		my ($unused,$varname,$varvalue)=split(/\s+/,$configline);
  726: 		chomp($varvalue);
  727: 		$perlvarstatic{$varname}=$varvalue;
  728: 	    }
  729: 	}
  730: 	close(CONFIG);
  731:     }
  732: 
  733:     my (@hosts_files, @domain_files);
  734:     if ( $lonCluster ne 'existing') {
  735: 	push(@domain_files,'../'.$lonCluster.'_domain.tab',
  736: 	     '../'.$lonCluster.'_dns_domain.tab');
  737: 	push(@hosts_files,'../'.$lonCluster.'_hosts.tab',
  738: 	     '../'.$lonCluster.'_dns_hosts.tab');
  739:     }
  740:     push(@domain_files,'/home/httpd/lonTabs/domain.tab',
  741:          '/home/httpd/lonTabs/dns_domain.tab');
  742:     push(@hosts_files,'/home/httpd/lonTabs/hosts.tab',
  743:          '/home/httpd/lonTabs/dns_hosts.tab');
  744: 
  745:     if (!$domainDescription) {
  746: 	foreach my $file (@domain_files) {
  747: 	    open(IN,'&lt;'.$file);
  748: 	    while(my $line = &lt;IN&gt;) {
  749: 		if ($line =~ /^\Q$perlvar{'lonDefDomain'}\E\:/) {
  750: 		    (undef,$domainDescription,$domainTabExtras)=split(/:/,$line,3);
  751: 		    chomp($domainDescription);
  752: 		    chomp($domainTabExtras);
  753: 		    # the remaining field (primary lib server) is handled later
  754: 		    $domainTabExtras = join(':',(split(/:/,$domainTabExtras))[0..5]);
  755: 		    last;
  756: 		}
  757: 	    }
  758: 	    close(IN);
  759: 	    last if ($domainDescription);
  760: 	}
  761:     }
  762: 
  763:     if ((!$protocol) || (!$desiredhostname)) {
  764:         foreach my $file (@hosts_files) {
  765:             open(IN,'&lt;'.$file);
  766:             while(my $line = &lt;IN&gt;) {
  767:                 if ($line =~ /^\Q$perlvar{'lonHostID'}\E:\Q$perlvar{'lonDefDomain'}\E\:(?:access|library)\:([^:]+)\:(https?)/) {
  768:                     if (!$desiredhostname) {
  769:                         $desiredhostname = $1;
  770:                     }
  771:                     if (!$protocol) { 
  772:                         $protocol = $2;
  773:                         chomp($protocol);
  774:                     }
  775:                     last;
  776:                 }
  777:             }
  778:         }
  779:     }
  780: 
  781:     if (!$protocol) {
  782:         $protocol = 'http';
  783:     }
  784: 
  785:     if (!$intdom) {
  786:         foreach my $file (@hosts_files) {
  787:             open(IN,'&lt;'.$file);
  788:             while(my $line = &lt;IN&gt;) {
  789:                 if ($line =~ /^\Q$perlvar{'lonHostID'}\E:\Q$perlvar{'lonDefDomain'}\E\:(?:access|library)\:[^:]+\:https?\:([^:]+)/) {
  790:                     $intdom = $1;
  791:                     chomp($intdom);
  792:                     last;
  793:                 }
  794:             }
  795:         }
  796:     }
  797: 
  798:     while(!$primaryLibServer && (@hosts_files || @domain_files)) {
  799: 	my $file = shift(@domain_files);
  800:         open(IN,'&lt;'.$file);
  801:         while(my $line = &lt;IN&gt;) {
  802:             if ($line =~ /^\Q$perlvar{'lonDefDomain'}\E\:/) {
  803: 		$primaryLibServer=(split(/:/,$line))[8];
  804:                 chomp($primaryLibServer);
  805:             }
  806:         }
  807:         close(IN);
  808: 	last if ($primaryLibServer);
  809: 	$file = shift(@hosts_files);
  810: 	open(IN,'&lt;'.$file);
  811: 	while(my $line = &lt;IN&gt;) {
  812: 	    if ($line =~ /^([^\:]+)\:\Q$perlvar{'lonDefDomain'}\E\:library\:/) {
  813: 		push(@libservers,$1);
  814: 	    }
  815: 	}
  816: 	# make list unique
  817: 	@libservers = keys(%{{ map { $_ => 1 } (@libservers) }});
  818: 	close(IN);
  819: 	if (@libservers == 1) {
  820: 	    $primaryLibServer = $libservers[0];
  821: 	}
  822:     }
  823:    
  824: # implement editing logic below, interactively
  825: # update loncapa.conf until 15 is entered
  826: 
  827: my $flag=0;
  828: 
  829: while (!$flag) {
  830:   print(&lt;&lt;END);
  831: 
  832: ===============================================================================
  833: This is now the current configuration of your machine.
  834:  1) Domain Name: $perlvar{'lonDefDomain'}
  835:  2) Domain Description: $domainDescription
  836:  3) Machine Name: $perlvar{'lonHostID'}
  837:  4) ID of primary library server for domain: $primaryLibServer
  838:  5) Server Administrator's E-mail Address: $perlvar{'lonAdmEMail'}
  839:  6) Support E-mail Address: $perlvar{'lonSupportEMail'}
  840:  7) Web Server Protocol (http or https): $protocol 
  841:  8) Internet Domain Name: $intdom 
  842:  9) Hostname: $desiredhostname
  843: 10) Role: $perlvar{'lonRole'}
  844: 11) Cache Expiration Time: $perlvar{'lonExpire'}
  845: 12) Server Load: $perlvar{'lonLoadLim'}
  846: 13) User Load: $perlvar{'lonUserLoadLim'}
  847: 14) Allow only secure connections: $securestatus 
  848: 15) Everything is correct up above
  849: END
  850: 
  851: my @error;
  852: foreach my $v ($perlvar{'lonDefDomain'},$perlvar{'lonHostID'}) {
  853:    if (length($v)>35) { push(@error,"Name $v too long"); }		
  854:    if (length($v)<2) { push(@error,"Name $v too short"); }
  855:    if ($v=~/capa/i) {
  856: 	if ($v!~/^oucapa\d+$/ && 
  857: 	    ($v!~/^capa\d+$/ && $perlvar{'lonDefDomain'} eq 'uwsp')) {
  858: 		 push(@error,"Name $v contains 'capa'");
  859: 	}
  860:    }
  861:    foreach my $bad ('res','raw','userfiles','priv','adm','uploaded',
  862: 	'editupload') {
  863:       push(@error,"\nName $v reserved.") if $v eq $bad;
  864:    }
  865:    if ($v=~/[^\w\-.]/) { push(@error,"Name $v contains special characters"); }
  866: }
  867: if ($domainDescription =~ /^\s*$/) {
  868:    push(@error,"Domain Description is blank.");
  869: } elsif ($domainDescription!~/^[\(\)\-\w\s,]+$/) {
  870:    push(@error,"Domain Description contains special characters.");
  871: } 
  872: foreach my $v ($perlvar{'lonExpire'},$perlvar{'lonLoadLim'}) {
  873:    unless ($v=~/^[\d+\.]+$/) { push(@error,"Number expected instead of $v"); }
  874: }
  875: unless (($perlvar{'lonRole'} eq 'library') || ($perlvar{'lonRole'} eq 'access')) {
  876:    push(@error,"Invalid Role");
  877: }
  878: 
  879: unless (($protocol eq 'http') || ($protocol eq 'https')) {
  880:    push(@error,"Invalid Protocol (must be http or https");
  881: }
  882: 
  883: if (!defined($intdom)) { 
  884:    push(@error,"No internet domain name designated. Enter something like ustate.edu"); 
  885: } elsif ($intdom !~ /[^.]+\.\w{2,6}$/) {
  886:    push(@error,"Invalid Internet domain name (must be at least two levels separated by .  - e.g., ustate.edu");
  887: }
  888: 
  889: if (!defined($primaryLibServer)) {
  890:    if (@libservers > 0) {
  891:        push(@error,"No primary library server ID designated. Choose from: ".join(',',sort(@libservers)));
  892:    } else {
  893:        push(@error,"No library servers in this domain (including current server)");
  894:    }
  895: } else {
  896:    if (length($primaryLibServer)>35) { push(@error,"Primary Library Server ID:  $primaryLibServer too long"); }
  897:    if (length($primaryLibServer)<2) { push(@error,"Primary Library Server ID:  $primaryLibServer too short"); }
  898:    if ($primaryLibServer =~/capa/i) {
  899:         if ($primaryLibServer!~/^oucapa\d+$/ &&
  900:             ($primaryLibServer!~/^capa\d+$/ && $perlvar{'lonDefDomain'} eq 'uwsp')) {
  901:                  push(@error,"Primary library server ID $primaryLibServer contains 'capa'")
  902:         }
  903:    }
  904:    foreach my $bad ('res','raw','userfiles','priv','adm','uploaded',
  905:         'editupload') {
  906:       push(@error,"Primary library server ID $primaryLibServer reserved.") if $primaryLibServer eq $bad;
  907:    }
  908:    if ($primaryLibServer=~/[^\w\-.]/) { push(@error,"Primary library server ID $primaryLibServer contains special characters"); }
  909: }
  910: 
  911: 
  912: if (@error) { print "\n*** ERRORS: \n\t".join("\n\t",@error)."\n"; }
  913:   print(&lt;&lt;END);
  914: ENTER A CHOICE OF 1-14 TO CHANGE, otherwise ENTER 15:
  915: END
  916: my $choice=&lt;&gt;;
  917: chomp($choice);
  918:   if ($choice==1) {
  919:   print(&lt;&lt;END);
  920: 1) Domain Name: $perlvar{'lonDefDomain'}
  921: ENTER NEW VALUE (this is an internal value used to identify a group of
  922:                  LON-CAPA machines, it must be alphanumerical, we suggest
  923:                  using a part of your actual DNS domain. For example, for
  924:                  the machine loncapa.msu.edu, we set the Domain to msu):
  925: END
  926:     my $choice2=&lt;&gt;;
  927:     chomp($choice2);
  928:     $perlvar{'lonDefDomain'}=$choice2;
  929:   }
  930:   elsif ($choice==2) {
  931:   print(&lt;&lt;END);
  932: 2) Domain Description: $domainDescription
  933: ENTER NEW VALUE (this should be a string that describes your domain, spaces
  934:                  and punctuation are fine except for ':'):
  935: END
  936:     my $choice2=&lt;&gt;;
  937:     chomp($choice2);
  938:     $domainDescription=$choice2;
  939:   }
  940:   elsif ($choice==3) {
  941:   print(&lt;&lt;END);
  942: 3) Machine Name: $perlvar{'lonHostID'}
  943: ENTER NEW VALUE (this will be the name of the machine in the LON-CAPA network
  944:                  it cannot contain any of '_' '-' '.' or ':'. We suggest that
  945:                  if you are in the domain 'example' and are the first library
  946:                  server you enter 'examplel1') :
  947: END
  948:     my $choice2=&lt;&gt;;
  949:     chomp($choice2);
  950:     $perlvar{'lonHostID'}=$choice2;
  951:   }
  952:   elsif ($choice==4) {
  953:   print(&lt;&lt;END);
  954: 4) ID of primary library server for domain: $primaryLibServer
  955: ENTER NEW VALUE (this will be the LON-CAPA Machine ID of a library server in
  956:                  your domain; it cannot contain any of '_' '-' '.' or ':'. 
  957:                  This server will be where domain data which are not 
  958:                  associated with any specific home library server
  959:                  will be stored (e.g., e-mail broadcast by Domain Coordinators
  960:                  to users in the domain).
  961: END
  962:     my $choice2=&lt;&gt;;
  963:     chomp($choice2);
  964:     $primaryLibServer=$choice2;
  965:   }
  966:   elsif ($choice==5) {
  967:   print(&lt;&lt;END);
  968: 5) Server Administrator's E-mail Address: $perlvar{'lonAdmEMail'}
  969: ENTER NEW VALUE:
  970: END
  971:     my $choice2=&lt;&gt;;
  972:     chomp($choice2);
  973:     $perlvar{'lonAdmEMail'}=$choice2;
  974:   }
  975:   elsif ($choice==6) {
  976:   print(&lt;&lt;END);
  977: 6) Support E-mail Address: $perlvar{'lonSupportEMail'}
  978: ENTER NEW VALUE:
  979: END
  980:     my $choice2=&lt;&gt;;
  981:     chomp($choice2);
  982:     $perlvar{'lonSupportEMail'}=$choice2;
  983:   }
  984:   elsif ($choice==7) {
  985:   print(&lt;&lt;END);
  986: 7) Server Protocol (http or https): 
  987: ENTER NEW VALUE: (this should be either 'http' or 'https'
  988:                  if in doubt set to 'http'):
  989: END
  990:     my $choice2=&lt;&gt;;
  991:     chomp($choice2);
  992:     $protocol=$choice2;
  993:   }
  994:   elsif ($choice==8) {
  995:   print(&lt;&lt;END);
  996: 8) Internet Domain Name of Institution
  997: ENTER NEW VALUE: 
  998: 
  999: END
 1000:     my $choice2=&lt;&gt;;
 1001:     chomp($choice2);
 1002:     $intdom=$choice2;
 1003:   }
 1004:   elsif ($choice==9) {
 1005:   print(&lt;&lt;END);
 1006: 9) Hostname of Server/VM
 1007: ENTER NEW VALUE:
 1008: 
 1009: END
 1010:     my $choice2=&lt;&gt;;
 1011:     chomp($choice2);
 1012:     $desiredhostname=$choice2;
 1013:   }
 1014: 
 1015:   elsif ($choice==10) {
 1016:   print(&lt;&lt;END);
 1017: 10) Role: $perlvar{'lonRole'}
 1018: ENTER NEW VALUE (this should be either 'access' or 'library' 
 1019:                  if in doubt select 'library'):
 1020: END
 1021:     my $choice2=&lt;&gt;;
 1022:     chomp($choice2);
 1023:     $perlvar{'lonRole'}=$choice2;
 1024:   }
 1025:   elsif ($choice==11) {
 1026:   print(&lt;&lt;END);
 1027: 11) Cache Expiration Time: $perlvar{'lonExpire'}
 1028: ENTER NEW VALUE (in seconds, 86400 is a reasonable value):
 1029: END
 1030:     my $choice2=&lt;&gt;;
 1031:     chomp($choice2);
 1032:     $perlvar{'lonExpire'}=$choice2;
 1033:   }
 1034:   elsif ($choice==12) {
 1035:   print(&lt;&lt;END);
 1036: 12) Server Load: $perlvar{'lonLoadLim'}
 1037: ENTER NEW VALUE:
 1038: END
 1039:     my $choice2=&lt;&gt;;
 1040:     chomp($choice2);
 1041:     $perlvar{'lonLoadLim'}=$choice2;
 1042:   }
 1043:   elsif ($choice==13) {
 1044:   print(&lt;&lt;END);
 1045: 13) User Load: $perlvar{'lonUserLoadLim'}
 1046: Numer of users that can login before machine is 'overloaded'
 1047: ENTER NEW VALUE (integer value, 0 means there is no limit):
 1048: END
 1049:     my $choice2=&lt;&gt;;
 1050:     chomp($choice2);
 1051:     $perlvar{'lonUserLoadLim'}=$choice2;
 1052:   }
 1053:   elsif ($choice==14) {
 1054:   print(&lt;&lt;END);
 1055: 14) Allow only secure connections: $securestatus 
 1056: The Lon-CAPA communication daemons lonc and lond can be configured to
 1057: allow only secure connections by default.
 1058: 
 1059: POSSIBLE CHOICES:
 1060: 1) allow only secure connections and don't connect to machines that
 1061:     can not be connected to securely
 1062: 2) allow only secure connections but allow this machine to connect to 
 1063:     machines that don't support secure connections
 1064: 3) allow insecure connections to this machine but only allow connections
 1065:     to machines that support secure connections
 1066: 4) allow insecure connections
 1067: ENTER NEW VALUE (currently $securenum):
 1068: END
 1069:     my $choice2=&lt;&gt;;
 1070:     chomp($choice2);
 1071:     if      ($choice2 eq '1') {
 1072: 	$perlvar{'loncAllowInsecure'}=0;$perlvar{'londAllowInsecure'}=0;
 1073:     } elsif ($choice2 eq '2') {
 1074: 	$perlvar{'loncAllowInsecure'}=0;$perlvar{'londAllowInsecure'}=1;
 1075:     } elsif ($choice2 eq '3') {
 1076: 	$perlvar{'loncAllowInsecure'}=1;$perlvar{'londAllowInsecure'}=0;
 1077:     } elsif ($choice2 eq '4') {
 1078: 	$perlvar{'loncAllowInsecure'}=1;$perlvar{'londAllowInsecure'}=1;
 1079:     }
 1080:     ($securestatus,$securenum)=&securesetting(%perlvar);
 1081:   }
 1082:   elsif (($choice==15) && (!@error)) {
 1083:     $flag=1;
 1084:   }
 1085:   else {
 1086:     print "Invalid input.\n";
 1087:   }
 1088: }
 1089: 
 1090:     open(OUT,"&gt;$confdir$filename") or
 1091:       die("Cannot output to $confdir$filename\n");
 1092:     foreach my $key (keys %perlvar) {
 1093:       my $value=$perlvar{$key};
 1094:       my $line = "PerlSetVar     $key      $value";
 1095:       if ($value eq '') {
 1096:           $line = '#'.$line;
 1097:       }
 1098:       print(OUT &lt;&lt;END) unless $perlvarstatic{$key};
 1099: $line
 1100: END
 1101:     }
 1102:     close(OUT);
 1103: </perlscript>
 1104: </file>
 1105: <file>
 1106: <target dist='default'>loncom/hosts.tab</target>
 1107: <perlscript mode='fg'>
 1108: unless (-l "<TARGET />") {
 1109:   if ($desiredhostname eq '') { 
 1110:       my $hostname=`hostname -f`;chomp($hostname);
 1111:       $desiredhostname = $hostname;
 1112:   }
 1113:   my $date=`date -I`; chomp($date);
 1114:   my $lonHostID=$perlvar{'lonHostID'};
 1115:   $lonHostID=~s/[^\w\-.]//g;
 1116:   my $lineexistflag=0;
 1117:   my $hostidexistflag=0;
 1118:   my $line2insert=&lt;&lt;END;
 1119: $perlvar{'lonHostID'}:$perlvar{'lonDefDomain'}:$perlvar{'lonRole'}:$desiredhostname:$protocol:$intdom
 1120: END
 1121:   if (!$domainTabExtras) {
 1122: 	$domainTabExtras=':::::';
 1123:   }
 1124:   my $domaininsert="$perlvar{'lonDefDomain'}:$domainDescription:$domainTabExtras:$primaryLibServer\n";
 1125:   if ($lonCluster eq 'standalone') {
 1126:     open(OUT,'&gt;../'.$lonCluster.'_hosts.tab') or
 1127:       die('file generation error');
 1128:       print(OUT $line2insert);
 1129:       print OUT ("^$desiredhostname:$protocol\n");
 1130:     close(OUT);
 1131:     open(OUT,'&gt;../'.$lonCluster.'_dns_hosts.tab') or
 1132:       die('file generation error');
 1133:       print(OUT $line2insert);
 1134:     close(OUT);
 1135:     open(OUT,'&gt;../'.$lonCluster.'_domain.tab') or
 1136:       die('file generation error');
 1137:       print(OUT $domaininsert);
 1138:     close(OUT);
 1139:     open(OUT,'&gt;../'.$lonCluster.'_dns_domain.tab') or
 1140:       die('file generation error');
 1141:       print(OUT $domaininsert);
 1142:     close(OUT);
 1143:   }
 1144:   if ($flag==1) {
 1145:     `rm -f ../hosts.tab`;
 1146:     `rm -f ../dns_hosts.tab`;
 1147:     `ln -s ${lonCluster}_dns_hosts.tab ../dns_hosts.tab`;
 1148:     open(IN,'&lt;../'.$lonCluster.'_dns_hosts.tab');
 1149:     while(my $line = &lt;IN&gt;) {
 1150:       if ($line =~ /^\Q$line2insert\E$/) {
 1151:         $lineexistflag=1;
 1152:       }
 1153:       if ($line =~ /^\Q$lonHostID\E\:/) {
 1154:         $hostidexistflag=1;
 1155:       }
 1156:     }
 1157:     close(IN);
 1158:     if ($hostidexistflag and !$lineexistflag) {
 1159:       print &lt;&lt;END;
 1160: WARNING: $lonHostID already exists inside
 1161: loncapa/loncom/${lonCluster}_dns_hosts.tab.  The entry inside
 1162: ${lonCluster}_dns_hosts.tab does not match your settings.
 1163: An entry inside ${lonCluster}_hosts.tab will be made
 1164: with your new values.
 1165: END
 1166:       `grep -v "$lonHostID:" ../${lonCluster}_hosts.tab &gt; ../new_${lonCluster}_hosts.tab`;
 1167:        open(OUT,'&gt;&gt;../new_'.$lonCluster.'_hosts.tab') or
 1168:          die("cannot open loncom/${lonCluster}_hosts.tab for output\n");
 1169:          print(OUT $line2insert);
 1170:        close(OUT);
 1171:       `ln -s new_${lonCluster}_hosts.tab ../hosts.tab`;
 1172:       # email appropriate message
 1173:       `echo "REPLACE:$lonCluster:$lonHostID:$date:$line2insert" | mail -s "REPLACE:$lonCluster:$lonHostID:$protocol:$intdom:$date" installrecord\@mail.lon-capa.org`;
 1174:     }
 1175:     elsif ($hostidexistflag and $lineexistflag) {
 1176:       print &lt;&lt;END;
 1177: Entry exists in ${lonCluster}_dns_hosts.tab. Making duplicate entry in ${lonCluster}_hosts.tab
 1178: END
 1179:       `grep -v "$lonHostID:" ../${lonCluster}_hosts.tab &gt; ../new_${lonCluster}_hosts.tab`;
 1180:        open(OUT,'&gt;&gt;../new_'.$lonCluster.'_hosts.tab') or
 1181:          die("cannot open loncom/${lonCluster}_hosts.tab for output\n");
 1182:          print(OUT $line2insert);
 1183:        close(OUT);
 1184:       `ln -s new_${lonCluster}_hosts.tab ../hosts.tab`;
 1185:       # email appropriate message
 1186:       `echo "STABLEUPDATE:$lonCluster:$lonHostID:$date:$line2insert" | mail -s "STABLEUPDATE:$lonCluster:$lonHostID:$protocol:$intdom:$date" installrecord\@mail.lon-capa.org`;
 1187:     }
 1188:     elsif (!$hostidexistflag and !$lineexistflag) {
 1189:       print &lt;&lt;END;
 1190: New entry for $lonCluster.
 1191: END
 1192:       `cat ../${lonCluster}_hosts.tab &gt; ../new_${lonCluster}_hosts.tab`;
 1193:        open(OUT,'&gt;&gt;../new_'.$lonCluster.'_hosts.tab') or
 1194:          die("cannot open loncom/new_${lonCluster}_hosts.tab for output\n");
 1195:          print(OUT $line2insert);
 1196:        close(OUT);
 1197:       `ln -s new_${lonCluster}_hosts.tab ../hosts.tab`;
 1198:       # email appropriate message
 1199:       `echo "INSERT:$lonCluster:$lonHostID:$date:$line2insert" | mail -s "INSERT:$lonCluster:$lonHostID:$protocol:$intdom:$date" installrecord\@mail.lon-capa.org`;
 1200:     }
 1201:   }
 1202:   $lineexistflag=0;
 1203:   my $domainexistflag=0;
 1204:   if ($flag==1) {
 1205:     `rm -f ../domain.tab`;
 1206:     `rm -f ../dns_domain.tab`;
 1207:     `ln -s ${lonCluster}_dns_domain.tab ../dns_domain.tab`;
 1208:     open(IN,'&lt;../'.$lonCluster.'_dns_domain.tab');
 1209:     while(my $line = &lt;IN&gt;) {
 1210:       if ($line =~/^\Q$domaininsert\E$/) {
 1211:         $lineexistflag=1;
 1212:       }
 1213:       if ($line =~/^\Q$perlvar{'lonDefDomain'}\E\:/) {
 1214:         $domainexistflag=1;
 1215:       }
 1216:     }
 1217:     close(IN);
 1218:     if ($domainexistflag and !$lineexistflag) {
 1219:       print &lt;&lt;END;
 1220: WARNING: $perlvar{'lonDefDomain'} already exists inside
 1221: loncapa/loncom/${lonCluster}_dns_domain.tab.  The entry inside
 1222: ${lonCluster}_dns_domain.tab does not match your settings.
 1223: An entry will be made in inside ${lonCluster}_domain.tab
 1224: with your new values.
 1225: END
 1226:       `grep -v "$perlvar{'lonDefDomain'}:" ../${lonCluster}_domain.tab &gt; ../new_${lonCluster}_domain.tab`;
 1227:        open(OUT,'&gt;&gt;../new_'.$lonCluster.'_domain.tab') or
 1228:          die("cannot open loncom/${lonCluster}_domain.tab for output\n");
 1229:          print(OUT $domaininsert);
 1230:        close(OUT);
 1231:       `ln -s new_${lonCluster}_domain.tab ../domain.tab`;
 1232:       # email appropriate message
 1233:       `echo "REPLACEdom:$lonCluster:$lonHostID:$date:$domaininsert" | mail -s "REPLACEdom:$lonCluster:$lonHostID:$date" installrecord\@mail.lon-capa.org`;
 1234:     }
 1235:     elsif ($domainexistflag and $lineexistflag) {
 1236:       `grep -v "$perlvar{'lonDefDomain'}:" ../${lonCluster}_domain.tab &gt; ../new_${lonCluster}_domain.tab`;
 1237:        open(OUT,'&gt;&gt;../new_'.$lonCluster.'_domain.tab') or
 1238:          die("cannot open loncom/${lonCluster}_domain.tab for output\n");
 1239:          print(OUT $domaininsert);
 1240:        close(OUT);
 1241:       print &lt;&lt;END;
 1242: Entry exists in ${lonCluster}_dns_domain.tab. Making duplicate entry in ${lonCluster}_domain.tab
 1243: END
 1244:       `ln -s new_${lonCluster}_domain.tab ../domain.tab`;
 1245:       # email appropriate message
 1246:       `echo "STABLEUPDATEdom:$lonCluster:$lonHostID:$date:$domaininsert" | mail -s "STABLEUPDATEdom:$lonCluster:$lonHostID:$date" installrecord\@mail.lon-capa.org`;
 1247:     }
 1248:     elsif (!$domainexistflag and !$lineexistflag) {
 1249:       print &lt;&lt;END;
 1250: New entry for $lonCluster.
 1251: END
 1252:       `cat ../${lonCluster}_domain.tab &gt; ../new_${lonCluster}_domain.tab`;
 1253:        open(OUT,'&gt;&gt;../new_'.$lonCluster.'_domain.tab') or
 1254:          die("cannot open loncom/new_${lonCluster}_domain.tab for output\n");
 1255:          print(OUT $domaininsert);
 1256:        close(OUT);
 1257:       `ln -s new_${lonCluster}_domain.tab ../domain.tab`;
 1258:       # email appropriate message
 1259:       `echo "INSERTdom:$lonCluster:$lonHostID:$date:$domaininsert" | mail -s "INSERTdom:$lonCluster:$lonHostID:$date" installrecord\@mail.lon-capa.org`;
 1260:     }
 1261:   }
 1262: }
 1263: </perlscript>
 1264: </file>
 1265: </files>
 1266: </piml>

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