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BUG 1114 FIXED; now checks for overlapping/conflicting
definitions of DocumentRoot and ScriptAlias

<!DOCTYPE piml PUBLIC "-//TUX/DTD piml 1.0 Final//EN" 
	"http://lpml.sourceforge.net/DTD/piml.dtd">
<!-- webserver.piml -->
<!-- Scott Harrison -->

<!-- $Id: webserver.piml,v 1.13 2003/01/13 22:01:32 harris41 Exp $ -->

<!--

Copyright Michigan State University Board of Trustees

This file is part of the LearningOnline Network with CAPA (LON-CAPA).

LON-CAPA is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.

LON-CAPA is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
GNU General Public License for more details.

You should have received a copy of the GNU General Public License
along with LON-CAPA; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA

/home/httpd/html/adm/gpl.txt

http://www.lon-capa.org/

-->

<!-- Default values must be defined before specific values. -->
<!-- If no 'dist' attribute is specified, then it is always installed. -->
<!-- If 'dist' attribute is set to  'default', then the specification. -->
<!-- is accepted if an alternative distribution is not requested or not -->
<!-- defined. -->

<piml>
<targetroot>/</targetroot>
<specialnotices>
<specialnotice>
</specialnotice>
</specialnotices>
<files>
<file>
<target dist='default'>/etc/httpd/conf/httpd.conf</target>
<note>This is always expected for any version of Apache</note>
<dependencies dist='default'>
/etc/httpd/conf/httpd.conf
</dependencies>
<perlscript mode='fg'>
# Generated from doc/loncapafiles/webserver.piml
unless (-e "<TARGET />") {
  print 'ERROR! httpd.conf should exist! Are you missing the Apache '.
    'software package?';
  exit(1);
}
else {
  # Append loncapa_apache.conf inclusion to httpd.conf if not present.
  $flag=0;
  open(IN,'&lt;<TARGET />');
  while (&lt;IN&gt;) { 
    if (/^\s*Include\s+conf\/loncapa_apache.conf/) {
      $flag=1; 
    }
  }
  close(IN);
  unless ($flag==1) {
    open(OUT,'&gt;&gt;<TARGET />');
    print(OUT 'Include conf/loncapa_apache.conf'."\n");
    close(OUT);
  }
  # Remove loncapa.conf inclusion from httpd.conf if present.
  $flag=0;
  open(IN,'&lt;<TARGET />');
  while (&lt;IN&gt;) {
    if (/^\s*Include\s+conf\/loncapa.conf/) {
      $flag=1;
    }
  }
  close(IN);
  $in='';
  if ($flag==1) {
    open(IN,'&lt;<TARGET />');
    while(&lt;IN&gt;) {
      $in.=$_ unless /^\s*Include\s+conf\/loncapa.conf/;
    }
    close(IN);
    open(OUT,'&gt;<TARGET />');
    print(OUT $in."\n");
    close(OUT);
  }
}
</perlscript>
</file>
<file>
<target dist='default'>/etc/httpd/conf/httpd.conf</target>
<note>This is always expected for any version of Apache</note>
<dependencies dist='default'>
/etc/httpd/conf/httpd.conf
</dependencies>
<perlscript mode='fg'>
# Generated from doc/loncapafiles/webserver.piml
# Trying to check for overlapping DocumentRoot or ScriptAlias definitions.
unless (-e "<TARGET />") {
  print '**** ERROR **** httpd.conf should exist! Are you missing the Apache '.
    'software package?';
  exit(1);
}
else {
  # Append loncapa_apache.conf inclusion to httpd.conf if not present.
  $scriptalias_flag=0;
  $documentroot_flag=0;
  my $scriptalias;
  my $documentroot;
  open(IN,'&lt;<TARGET />');
  while (&lt;IN&gt;) { 
    if (m!^\s*ScriptAlias\s+/cgi-bin/\s+(.*)$!) {
      $scriptalias = $1;
      if ($scriptalias !~ m!home/httpd/cgi-bin!) {
	$scriptalias_flag = 1;
      }
    }
    if (m!^\s*DocumentRoot\s+(.*)$!) {
      $documentroot = $1;
      if ($documentroot !~ m!home/httpd/html!) {
	$documentroot_flag = 1;
      }
    }
  }
  close(IN);
  if ($scriptalias_flag==1) {
    print('**** ERROR **** httpd.conf has an overlapping definition of '.
          'ScriptAlias (it is incorrectly set to '.$scriptalias.').'."\n".
	  'This conflicts with loncapa_apache.conf.'."\n");
  }
  if ($documentroot_flag==1) {
    print('**** ERROR **** httpd.conf has an overlapping definition of '.
          'DocumentRoot (it is incorrectly set to '.$documentroot.').'."\n".
	  'This conflicts with loncapa_apache.conf.'."\n");
  }
  if ($documentroot_flag==1 or $scriptalias_flag==1) {
    exit(1);
  }
}
</perlscript>
</file>
</files>
</piml>