File:  [LON-CAPA] / doc / loncapafiles / webserver.piml
Revision 1.37: download - view: text, annotated - select for diffs
Sun Dec 1 22:29:39 2013 UTC (10 years, 4 months ago) by raeburn
Branches: MAIN
CVS tags: version_2_11_0_RC2, HEAD
- Support SuSE 13.1

    1: <!DOCTYPE piml PUBLIC "-//TUX/DTD piml 1.0 Final//EN" 
    2: 	"http://lpml.sourceforge.net/DTD/piml.dtd">
    3: <!-- webserver.piml -->
    4: 
    5: <!-- $Id: webserver.piml,v 1.37 2013/12/01 22:29:39 raeburn Exp $ -->
    6: 
    7: <!--
    8: 
    9: Copyright Michigan State University Board of Trustees
   10: 
   11: This file is part of the LearningOnline Network with CAPA (LON-CAPA).
   12: 
   13: LON-CAPA is free software; you can redistribute it and/or modify
   14: it under the terms of the GNU General Public License as published by
   15: the Free Software Foundation; either version 2 of the License, or
   16: (at your option) any later version.
   17: 
   18: LON-CAPA is distributed in the hope that it will be useful,
   19: but WITHOUT ANY WARRANTY; without even the implied warranty of
   20: MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
   21: GNU General Public License for more details.
   22: 
   23: You should have received a copy of the GNU General Public License
   24: along with LON-CAPA; if not, write to the Free Software
   25: Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
   26: 
   27: /home/httpd/html/adm/gpl.txt
   28: 
   29: http://www.lon-capa.org/
   30: 
   31: -->
   32: 
   33: <!-- Default values must be defined before specific values. -->
   34: <!-- If no 'dist' attribute is specified, then it is always installed. -->
   35: <!-- If 'dist' attribute is set to  'default', then the specification. -->
   36: <!-- is accepted if an alternative distribution is not requested or not -->
   37: <!-- defined. -->
   38: 
   39: <piml>
   40: <targetroot>/</targetroot>
   41: <specialnotices>
   42: <specialnotice>
   43: </specialnotice>
   44: </specialnotices>
   45: <files>
   46: <file>
   47: <target dist='default'>/etc/httpd/conf/httpd.conf</target>
   48: <target dist='suse9.2 suse9.3 sles9'>/etc/httpd/httpd.conf</target>
   49: <target dist='sles10 sles11 suse10.1 suse10.2 suse10.3 suse11.1 suse11.2 suse11.3 suse11.4 suse12.1 suse12.2 suse12.3 suse13.1'>/etc/apache2/default-server.conf</target>
   50: <target dist='debian5 debian6 ubuntu6 ubuntu8 ubuntu10 ubuntu12'>/etc/apache2/sites-available/loncapa</target>
   51: <note>This is for Apache 1.X for Red Hat 4ES, Fedora 2, 3 and 4, SusSE 9.2 and 9.3, and SLES 9 distributions. This is for Apache 2.X for Fedora 5, Red Hat 5, CentOS 5, Scientific Linux 5, SuSE 10.1, SLES 10, Debian 5, Ubuntu LTS 8 and later distributions</note>
   52: <dependencies dist='default'>
   53: /etc/httpd/conf/httpd.conf
   54: </dependencies>
   55: <dependencies dist='suse9.2 suse9.3 sles9'>
   56: /etc/httpd/httpd.conf
   57: </dependencies>
   58: <dependencies dist='debian5 debian6 ubuntu6 ubuntu8 ubuntu10 ubuntu12'>
   59: /etc/apache2/sites-available/loncapa
   60: </dependencies>
   61: <dependencies dist='sles10 sles11 suse10.1 suse10.2 suse10.3 suse11.1 suse11.2 suse11.3 suse11.4 suse12.1 suse12.2 suse12.3 suse13.1'>
   62: /etc/apache2/default-server.conf
   63: </dependencies>
   64: <perlscript mode='fg' dist="default">
   65: # Generated from doc/loncapafiles/webserver.piml
   66: unless (-e "<TARGET />") {
   67:   print '**** ERROR! <TARGET /> should exist! Are you missing the Apache '.
   68:     'software package?';
   69:   exit(1);
   70: }
   71: else {
   72:   # Append loncapa_apache.conf inclusion to httpd.conf 
   73:   # (or sites-available/loncapa) if not present.
   74:   $flag=0;
   75:   open(IN,'&lt;<TARGET />');
   76:   while (&lt;IN&gt;) { 
   77:     if (/^\s*Include\s+conf\/loncapa_apache.conf/) {
   78:       $flag=1; 
   79:     }
   80:   }
   81:   close(IN);
   82:   unless ($flag==1) {
   83:     open(OUT,'&gt;&gt;<TARGET />');
   84:     print(OUT 'Include conf/loncapa_apache.conf'."\n");
   85:     close(OUT);
   86:   }
   87:   # Remove loncapa.conf inclusion from httpd.conf if present.
   88:   $flag=0;
   89:   open(IN,'&lt;<TARGET />');
   90:   while (&lt;IN&gt;) {
   91:     if (/^\s*Include\s+conf\/loncapa.conf/) {
   92:       $flag=1;
   93:     }
   94:   }
   95:   close(IN);
   96:   $in='';
   97:   if ($flag==1) {
   98:     open(IN,'&lt;<TARGET />');
   99:     while(&lt;IN&gt;) {
  100:       $in.=$_ unless /^\s*Include\s+conf\/loncapa.conf/;
  101:     }
  102:     close(IN);
  103:     open(OUT,'&gt;<TARGET />');
  104:     print(OUT $in."\n");
  105:     close(OUT);
  106:   }
  107: 
  108: # Checking for overlapping ScriptAlias and DocumentRoot definitions.
  109:   $scriptalias_flag=0;
  110:   $documentroot_flag=0;
  111:   my $scriptalias;
  112:   my $documentroot;
  113:   open(IN,'&lt;<TARGET />');
  114:   while (&lt;IN&gt;) {
  115:     if (m!^\s*ScriptAlias\s+/cgi-bin/\s+(.*)$!) {
  116:       $scriptalias = $1;
  117:       if ($scriptalias !~ m!home/httpd/cgi-bin!) {
  118:         $scriptalias_flag = 1;
  119:       }
  120:     }
  121:     if (m!^\s*DocumentRoot\s+(.*)$!) {
  122:       $documentroot = $1;
  123:       if ($documentroot !~ m!home/httpd/html!) {
  124:         $documentroot_flag = 1;
  125:       }
  126:     }
  127:   }
  128:   close(IN);
  129:   if ($scriptalias_flag==1) {
  130:       my $conffile = '/etc/httpd/conf/httpd.conf';
  131:       if ('<DIST />' eq 'suse9.2' || '<DIST />' eq 'suse9.3' 
  132:           || '<DIST />' eq 'sles9') {
  133:           $conffile =  '/etc/httpd/httpd.conf';
  134:       } elsif ('<DIST />' =~ /^(suse|sles)/) {
  135:           $conffile = '/etc/apache2/default-server.conf';
  136:       } elsif ('<DIST />' =~ /^(debian|ubuntu)/) {
  137:           $conffile = '/etc/apache2/sites-available/loncapa';
  138:       }
  139:       print('**** ERROR **** '.$conffile.' has an overlapping definition of '.
  140:             'ScriptAlias (it is incorrectly set to '.$scriptalias.').'."\n".
  141:             'This conflicts with loncapa_apache.conf.'."\n");
  142:   }
  143:   if ($documentroot_flag==1) {
  144:       print('**** ERROR **** '.$conffile.' has an overlapping definition of '.
  145:             'DocumentRoot (it is incorrectly set to '.$documentroot.').'."\n".
  146:             'This conflicts with loncapa_apache.conf.'."\n");
  147:   }
  148: 
  149: # Checking for rewrites of http:// to https://
  150:     my $rewrite_dir = '/etc/httpd/conf/rewrites';
  151:     my $curr_rewrite = '/etc/httpd/conf/loncapa_rewrite.conf';
  152:     if ('<DIST />' eq 'suse9.2' || '<DIST />' eq 'suse9.3'
  153:         || '<DIST />' eq 'sles9') {
  154:         $rewrite_dir = '/etc/httpd/rewrites/';
  155:         $curr_rewrite = '/etc/httpd/loncapa_rewrite.conf';
  156:     } elsif ('<DIST />' =~ /^(suse|sles|debian|ubuntu)/) {
  157:         $rewrite_dir = '/etc/apache2/rewrites';
  158:         $curr_rewrite = '/etc/apache2/loncapa_rewrite.conf';
  159:     }
  160:     my $rewrite_off = $rewrite_dir.'/loncapa_rewrite_off.conf';
  161:     my $rewrite_on = $rewrite_dir.'/loncapa_rewrite_on.conf';
  162:     if (!-e $curr_rewrite) { 
  163:         system("cp $rewrite_off $curr_rewrite");
  164:         chmod(0644, $curr_rewrite);
  165:     } else {
  166:         my ($not_rewrite_on,$not_rewrite_off);
  167:         if (open(PIPE, "diff --brief $rewrite_off $curr_rewrite |")) {
  168:             my $diffres = &lt;PIPE&gt; ;
  169:             close(PIPE);
  170:             chomp($diffres);
  171:             if ($diffres) {
  172:                 $not_rewrite_off = 1;
  173:             }
  174:         }
  175:         if (open(PIPE, "diff --brief $rewrite_on $curr_rewrite |")) {
  176:             my $diffres = &lt;PIPE&gt; ;
  177:             close(PIPE);
  178:             chomp($diffres);
  179:             if ($diffres) {
  180:                 $not_rewrite_on = 1;
  181:             }
  182:         }
  183:         unless ($not_rewrite_off || $not_rewrite_on) {
  184:             print('**** WARNING **** '.$curr_rewrite.' does not match '.
  185:             'either: '.$rewrite_on.' - the file used to enable rewriting '.
  186:             'of requests for http:// to https:// or: '.$rewrite_off.
  187:             ' - the file used to disable such rewriting'."\n\n".
  188:             'This may be because '. $curr_rewrite.' has been '. 
  189:             'previously customized, or it may be because of a change '.  
  190:             'to the files in '.$rewrite_dir."\n");
  191:         }
  192:     }
  193: }
  194: </perlscript>
  195: </file>
  196: </files>
  197: </piml>

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