version 1.1.1.1, 1999/10/13 17:48:52
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version 1.26, 2001/10/08 22:37:50
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# The LearningOnline Network |
# The LearningOnline Network |
# User Authentication Module |
# User Authentication Module |
# 5/21/99,5/22,5/25,5/26,5/27,5/29,6/2,6/11,6/14,6/15 Gerd Kortemeyer |
# 5/21/99,5/22,5/25,5/26,5/27,5/29,6/2,6/11,6/14,6/15 |
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# 16/11,12/16, |
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# 1/14,2/24,2/28,2/29,3/7,5/29,5/30,5/31,6/1,6/5,6/29, |
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# 7/1,7/10,10/2,10/5,10/9,10/26,10/30,11/10, |
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# 05/28,05/29 Gerd Kortemeyer |
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# 07/24 Scott Harrison |
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# 07/28,08/03 Gerd Kortemeyer |
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# 8/15 Scott Harrison |
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# 8/20 Gerd Kortemeyer |
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package Apache::lonauth; |
package Apache::lonauth; |
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use strict; |
use Apache::Constants qw(:common); |
use Apache::Constants qw(:common); |
use Apache::File; |
use Apache::File; |
use CGI qw(:standard); |
use CGI qw(:standard); |
use CGI::Cookie(); |
use CGI::Cookie(); |
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use DynaLoader; # for Crypt::DES version |
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use Crypt::DES; |
use Apache::lonnet(); |
use Apache::lonnet(); |
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use Apache::lonmenu(); |
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use Fcntl qw(:flock); |
# ------------------------------------------------------------ Successful login |
# ------------------------------------------------------------ Successful login |
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sub success { |
sub success { |
my ($r, $lowerurl, $username, $domain, $authhost) = @_; |
my ($r, $username, $domain, $authhost,$lowerurl) = @_; |
my $lonids=$r->dir_config('lonIDsDir'); |
my $lonids=$r->dir_config('lonIDsDir'); |
# See if old ID present, but overlooked |
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# See if old ID present, if so, remove |
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my $filename; |
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opendir(DIR,$lonids); |
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while ($filename=readdir(DIR)) { |
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if ($filename=~/^$username\_\d+\_$domain\_$authhost\.id$/) { |
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unlink($lonids.'/'.$filename); |
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} |
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} |
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closedir(DIR); |
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# Give them a new cookie |
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my $cookie; |
my $cookie; |
if ($cookie=<$lonids/$username\_*\_$domain\_$authhost.id>) { |
my $now=time; |
$cookie=~s/\.id//; |
$cookie="$username\_$now\_$domain\_$authhost"; |
$cookie=~s/$lonids\///; |
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} else { |
# Initialize roles |
my $now=time; |
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$cookie="$username\_$now\_$domain\_$authhost"; |
my $userroles=Apache::lonnet::rolesinit($domain,$username,$authhost); |
{ |
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# ------------------------------------ Check browser type and MathML capability |
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my @browsertype=split(/\&/,$r->dir_config("lonBrowsDet")); |
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my %mathcap=split(/\&/,$r->dir_config("lonMathML")); |
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my $httpbrowser=$ENV{"HTTP_USER_AGENT"}; |
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my $i; |
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my $clientbrowser='unknown'; |
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my $clientversion='0'; |
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my $clientmathml=''; |
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for ($i=0;$i<=$#browsertype;$i++) { |
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my ($bname,$match,$notmatch,$vreg,$minv)=split(/\:/,$browsertype[$i]); |
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if (($httpbrowser=~/$match/i) && ($httpbrowser!~/$notmatch/i)) { |
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$clientbrowser=$bname; |
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$httpbrowser=~/$vreg/i; |
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$clientversion=$1; |
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$clientmathml=($clientversion>=$minv); |
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} |
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} |
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my $clientos='unknown'; |
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if (($httpbrowser=~/linux/i) || |
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($httpbrowser=~/unix/i) || |
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($httpbrowser=~/ux/i) || |
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($httpbrowser=~/solaris/i)) { $clientos='unix'; } |
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if (($httpbrowser=~/vax/i) || |
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($httpbrowser=~/vms/i)) { $clientos='vms'; } |
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if ($httpbrowser=~/next/i) { $clientos='next'; } |
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if (($httpbrowser=~/mac/i) || |
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($httpbrowser=~/powerpc/i)) { $clientos='mac'; } |
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if ($httpbrowser=~/win/i) { $clientos='win'; } |
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# ------------------------------------------------------------- Get environment |
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my $userenv=Apache::lonnet::reply("dump:$domain:$username:environment", |
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$authhost); |
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if (($userenv eq 'con_lost') || |
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($userenv =~ /^error\:/)) { |
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$userenv=''; |
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} |
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$userenv=~s/\&/\nenvironment\./g; |
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if ($userenv ne '') { |
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$userenv='environment.'.$userenv; |
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} |
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# --------------------------------------------------------- Write first profile |
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{ |
my $idf=Apache::File->new(">$lonids/$cookie.id"); |
my $idf=Apache::File->new(">$lonids/$cookie.id"); |
print $idf "Name: $username\n"; |
unless (flock($idf,LOCK_EX)) { |
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&Apache::lonnet::logthis("<font color=blue>WARNING: ". |
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'Could not obtain exclusive lock in lonauth: '.$!); |
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$idf->close(); |
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return 'error: '.$!; |
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} |
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if ($userenv ne '') { print $idf "$userenv\n"; } |
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print $idf "user.name=$username\n"; |
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print $idf "user.domain=$domain\n"; |
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print $idf "user.home=$authhost\n"; |
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print $idf "browser.type=$clientbrowser\n"; |
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print $idf "browser.version=$clientversion\n"; |
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print $idf "browser.mathml=$clientmathml\n"; |
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print $idf "browser.os=$clientos\n"; |
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print $idf "request.course.fn=\n"; |
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print $idf "request.course.uri=\n"; |
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print $idf "request.course.sec=\n"; |
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print $idf "request.role=cm\n"; |
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print $idf "request.host=$ENV{'HTTP_HOST'}\n"; |
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if ($userroles ne '') { print $idf "$userroles"; } |
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$idf->close(); |
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} |
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$ENV{'request.role'}='cm'; |
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# -------------------------------------------------------------------- Log this |
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&Apache::lonnet::log($domain,$username,$authhost, |
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"Login $ENV{'REMOTE_ADDR'}"); |
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# ------------------------------------------------- Check for critical messages |
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my @what=&Apache::lonnet::dump('critical',$domain,$username); |
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if ($what[0]) { |
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if (($what[0] ne 'con_lost') && ($what[0]!~/^error\:/)) { |
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$lowerurl='/adm/email?critical=display'; |
} |
} |
} |
} |
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# ------------------------------------------------------------ Get cookie ready |
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$cookie="lonID=$cookie; path=/"; |
$cookie="lonID=$cookie; path=/"; |
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# -------------------------------------------------------- Menu script and info |
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my $windowinfo=&Apache::lonmenu::open(); |
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# ------------------------------------------------------------- Info for Remote |
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my $configmenu=&Apache::lonmenu::rawconfig(); |
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# ------------------------------------------------- Output for successful login |
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$r->send_cgi_header(<<ENDHEADER); |
$r->send_cgi_header(<<ENDHEADER); |
Content-type: text/html |
Content-type: text/html |
Set-cookie: $cookie |
Set-cookie: $cookie |
Line 37 ENDHEADER
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Line 149 ENDHEADER
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$r->print(<<ENDSUCCESS); |
$r->print(<<ENDSUCCESS); |
<html> |
<html> |
<head> |
<head> |
<title>Successful Login to the LearningOnline Network</title> |
<title>Successful Login to the LearningOnline Network with CAPA</title> |
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<script> |
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// --------------------------------------------- Checks if server frame defined |
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function checkdef() { |
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if ((menuloaded==0) && (tim==0)) { setTimeout('checkdef()',100); } |
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} |
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// ---------------------------------------------------------- The wait function |
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function wait() { |
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if ((menuloaded==1) || (tim==1)) { |
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if (tim==0) { |
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clearTimeout(canceltim); |
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$configmenu |
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window.location='$lowerurl'; |
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} else { |
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alert("Remote Control Timed Out."); |
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} |
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} else { |
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setTimeout('wait();',100); |
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} |
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} |
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function main() { |
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canceltim=setTimeout('tim=1;',80000); |
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checkdef(); |
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wait(); |
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} |
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</script> |
</head> |
</head> |
<frameset rows="80,*" border=0> |
<body bgcolor="#FFFFFF"> |
<frame scrolling="no" name="loncontrol" src="/adm/menu"> |
<script> |
<frame name="loncontent" src="$lowerurl"> |
menuloaded=0; |
</frameset> |
tim=0; |
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</script> |
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$windowinfo |
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<h1>Welcome!</h1> |
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<script> |
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main(); |
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</script> |
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</body> |
</html> |
</html> |
ENDSUCCESS |
ENDSUCCESS |
} |
} |
Line 58 ENDFHEADER
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Line 208 ENDFHEADER
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$r->print(<<ENDFAILED); |
$r->print(<<ENDFAILED); |
<html> |
<html> |
<head> |
<head> |
<title>Unsuccessful Login to the LearningOnline Network</title> |
<title>Unsuccessful Login to the LearningOnline Network with CAPA</title> |
</head> |
</head> |
<html> |
<html> |
<body bgcolor="#FFFFFF"> |
<body bgcolor="#FFFFFF"> |
<h1>Sorry ...</h1> |
<h1>Sorry ...</h1> |
<h2>$message to use the Learning<i>Online</i> Network</h2> |
<h2>$message to use the Learning<i>Online</i> Network with CAPA</h2> |
</body> |
</body> |
</html> |
</html> |
ENDFAILED |
ENDFAILED |
Line 80 sub handler {
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Line 230 sub handler {
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my $pair; my $name; my $value; my %FORM; |
my $pair; my $name; my $value; my %FORM; |
foreach $pair (@pairs) { |
foreach $pair (@pairs) { |
($name,$value) = split(/=/,$pair); |
($name,$value) = split(/=/,$pair); |
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$value =~ tr/+/ /; |
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$value =~ s/%([a-fA-F0-9][a-fA-F0-9])/pack("C",hex($1))/eg; |
$FORM{$name}=$value; |
$FORM{$name}=$value; |
} |
} |
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Line 88 sub handler {
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Line 240 sub handler {
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return OK; |
return OK; |
} |
} |
$FORM{'uname'} =~ s/\W//g; |
$FORM{'uname'} =~ s/\W//g; |
$FORM{'upass'} =~ s/\W//g; |
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$FORM{'udom'} =~ s/\W//g; |
$FORM{'udom'} =~ s/\W//g; |
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my $role = $r->dir_config('lonRole'); |
my $role = $r->dir_config('lonRole'); |
my $domain = $r->dir_config('lonDefDomain'); |
my $domain = $r->dir_config('lonDefDomain'); |
my $prodir = $r->dir_config('lonUsersDir'); |
my $prodir = $r->dir_config('lonUsersDir'); |
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# ---------------------------------------- Get the information from login token |
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my $tmpinfo=Apache::lonnet::reply('tmpget:'.$FORM{'logtoken'}, |
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$FORM{'serverid'}); |
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if (($tmpinfo=~/^error/) || ($tmpinfo eq 'con_lost')) { |
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failed($r,'Login token missing, inaccessible or expired'); |
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return OK; |
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} |
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my ($key,$firsturl)=split(/&/,$tmpinfo); |
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my $keybin=pack("H16",$key); |
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my $cipher; |
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if ($Crypt::DES::VERSION>=2.03) { |
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$cipher=new Crypt::DES $keybin; |
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} |
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else { |
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$cipher=new DES $keybin; |
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} |
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my $upass=$cipher->decrypt( |
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unpack("a8",pack("H16",substr($FORM{'upass'},0,16)))); |
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$upass.=$cipher->decrypt( |
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unpack("a8",pack("H16",substr($FORM{'upass'},16,16)))); |
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$upass=substr($upass,1,ord(substr($upass,0,1))); |
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# ---------------------------------------------------------------- Authenticate |
# ---------------------------------------------------------------- Authenticate |
my $authhost=Apache::lonnet::authenticate($FORM{'uname'}, |
my $authhost=Apache::lonnet::authenticate($FORM{'uname'}, |
$FORM{'upass'}, |
$upass, |
$FORM{'udom'}); |
$FORM{'udom'}); |
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# --------------------------------------------------------------------- Failed? |
# --------------------------------------------------------------------- Failed? |
Line 107 sub handler {
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Line 288 sub handler {
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return OK; |
return OK; |
} |
} |
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my %cookies=CGI::Cookie->parse($r->header_in('Cookie')); |
if (($firsturl eq '') || ($firsturl eq '/adm/logout')) { |
my $lonurl=$cookies{'lonURL'}; |
$firsturl='/adm/roles'; |
if (!$lonurl) { failed($r,'Cookies need to be activated'); return OK; } |
} |
my $lowerurl=$lonurl->value; |
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success($r,$lowerurl,$FORM{'uname'},$FORM{'udom'},$authhost); |
success($r,$FORM{'uname'},$FORM{'udom'},$authhost,$firsturl); |
return OK; |
return OK; |
} |
} |
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1; |
1; |
__END__ |
__END__ |
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