webgui/lib/WebGUI/Authentication/LDAP.pm
2002-11-25 05:54:13 +00:00

206 lines
7.8 KiB
Perl

package WebGUI::Authentication::LDAP;
#-------------------------------------------------------------------
# WebGUI is Copyright 2001-2002 Plain Black LLC.
#-------------------------------------------------------------------
# Please read the legal notices (docs/legal.txt) and the license
# (docs/license.txt) that came with this distribution before using
# this software.
#-------------------------------------------------------------------
# http://www.plainblack.com info@plainblack.com
#-------------------------------------------------------------------
use strict;
use WebGUI::Session;
use WebGUI::HTMLForm;
use WebGUI::Authentication;
use URI;
use Net::LDAP;
my %ldapStatusCode = ( 0=>'success (0)', 1=>'Operations Error (1)', 2=>'Protocol Error (2)',
3=>'Time Limit Exceeded (3)', 4=>'Size Limit Exceeded (4)', 5=>'Compare False (5)',
6=>'Compare True (6)', 7=>'Auth Method Not Supported (7)', 8=>'Strong Auth Required (8)',
9=>'Referral (10)', 11=>'Admin Limit Exceeded (11)', 12=>'Unavailable Critical Extension (12)',
13=>'Confidentiality Required (13)', 14=>'Sasl Bind In Progress (14)',
15=>'No Such Attribute (16)', 17=>'Undefined Attribute Type (17)',
18=>'Inappropriate Matching (18)', 19=>'Constraint Violation (19)',
20=>'Attribute Or Value Exists (20)', 21=>'Invalid Attribute Syntax (21)', 32=>'No Such Object (32)',
33=>'Alias Problem (33)', 34=>'Invalid DN Syntax (34)', 36=>'Alias Dereferencing Problem (36)',
48=>'Inappropriate Authentication (48)', 49=>'Invalid Credentials (49)',
50=>'Insufficient Access Rights (50)', 51=>'Busy (51)', 52=>'Unavailable (52)',
53=>'Unwilling To Perform (53)', 54=>'Loop Detect (54)', 64=>'Naming Violation (64)',
65=>'Object Class Violation (65)', 66=>'Not Allowed On Non Leaf (66)', 67=>'Not Allowed On RDN (67)',
68=>'Entry Already Exists (68)', 69=>'Object Class Mods Prohibited (69)',
71=>'Affects Multiple DSAs (71)', 80=>'other (80)');
#-------------------------------------------------------------------
sub hasBadUserData {
my($uri, $port, %args, $ldap, $auth, $error, $search, $connectDN);
$uri = URI->new($session{setting}{ldapURL});
if ($uri->port < 1) {
$port = 389;
} else {
$port = $uri->port;
}
%args = (port => $port);
$ldap = Net::LDAP->new($uri->host, %args) or $error .= WebGUI::International::get(79);
return $error if ($error);
$ldap->bind;
$search = $ldap->search (base => $uri->dn, filter => $session{setting}{ldapId}."=".$session{form}{loginId});
if (defined $search->entry(0)) {
$connectDN = "cn=".$search->entry(0)->get_value("cn");
$ldap->unbind;
$ldap = Net::LDAP->new($uri->host, %args) or $error .= WebGUI::International::get(79);
$auth = $ldap->bind(dn=>$connectDN, password=>$session{form}{ldapPassword});
if ($auth->code == 48 || $auth->code == 49) {
$error = '<li>'.WebGUI::International::get(68);
WebGUI::ErrorHandler::warn("Invalid LDAP information for registration of LDAP ID: ".$session{form}{loginId});
} elsif ($auth->code > 0) {
$error = '<li>LDAP error "'.$ldapStatusCode{$auth->code}.'" occured. '.WebGUI::International::get(69);
WebGUI::ErrorHandler::warn("LDAP error: ".$ldapStatusCode{$auth->code});
}
$ldap->unbind;
} else {
$error = '<li>'.WebGUI::International::get(68);
WebGUI::ErrorHandler::warn("Invalid LDAP information for registration of LDAP ID: ".$session{form}{ldapId});
}
return $error;
}
#-------------------------------------------------------------------
sub validateUser {
my ($userId, $password, $userData, $uri, $port, %args, $ldap, $auth, $result);
($userId, $password) = @_;
$userData = WebGUI::Authentication::getParams($userId, 'LDAP');
$uri = URI->new($userData->{ldapURL});
if ($uri->port < 1) {
$port = 389;
} else {
$port = $uri->port;
}
%args = (port => $port);
$ldap = Net::LDAP->new($uri->host, %args) or $result = WebGUI::International::get(79);
return $result if $result;
$auth = $ldap->bind(dn=>$$userData{connectDN}, password=>$session{form}{identifier});
if ($auth->code == 48 || $auth->code == 49) {
$result = WebGUI::International::get(68);
WebGUI::ErrorHandler::security("login to account ".$session{form}{username}." with invalid information.");
} elsif ($auth->code > 0) {
$result .= 'LDAP error "'.$ldapStatusCode{$auth->code}.'" occured.';
$result .= WebGUI::International::get(69);
WebGUI::ErrorHandler::warn("LDAP error: ".$ldapStatusCode{$auth->code});
} else {
$result = 1;
}
$ldap->unbind;
return $result;
}
#-------------------------------------------------------------------------
# Below are the subs that create and save the forms used for inputting
# config data for this auth module. The 'form' and 'save' subs of each
# from are so related that I've grouped by function. Apart from the
# 'save' and 'form' stuff the subs are still in alphabetical order though.
#-------------------------------------------------------------------------
#-------------------------------------------------------------------
sub formAddUser {
my $f;
$f = WebGUI::HTMLForm->new;
$f->readOnly("<b>LDAP Authentication Options</b>");
$f->url("ldapURL",WebGUI::International::get(165),$session{setting}{ldapURL});
$f->text("connectDN",WebGUI::International::get(166),$session{form}{connectDN});
return $f->printRowsOnly;
}
#-------------------------------------------------------------------
sub saveAddUser {
WebGUI::Authentication::saveParams($session{form}{uid},'LDAP',
{
connectDN => $session{form}{connectDN},
ldapURL => $session{form}{ldapURL}
});
}
#-------------------------------------------------------------------
sub formCreateAccount {
my $f;
$f = WebGUI::HTMLForm->new;
$f->password("ldapPassword",$session{setting}{ldapPasswordName});
return $f->printRowsOnly;
}
#-------------------------------------------------------------------
sub saveCreateAccount {
my($uri, $port, %args, $ldap, $auth, $search, $connectDN, $uid);
my $uid = shift;
$uri = URI->new($session{setting}{ldapURL});
if ($uri->port < 1) {
$port = 389;
} else {
$port = $uri->port;
}
%args = (port => $port);
$ldap = Net::LDAP->new($uri->host, %args);
$ldap->bind;
$search = $ldap->search (base => $uri->dn, filter => $session{setting}{ldapId}."=".$session{form}{loginId});
if (defined $search->entry(0)) {
$connectDN = "cn=".$search->entry(0)->get_value("cn");
}
$ldap->unbind;
WebGUI::Authentication::saveParams($uid,'LDAP',
{
connectDN => $connectDN,
ldapURL => $session{setting}{ldapURL}
});
}
#-------------------------------------------------------------------
sub formEditUserSettings {
my $f;
$f = WebGUI::HTMLForm->new;
$f->readOnly('<b>LDAP Authentication Options</b>');
$f->url("ldapURL",WebGUI::International::get(120),$session{setting}{ldapURL});
$f->text("ldapId",WebGUI::International::get(121),$session{setting}{ldapId});
$f->text("ldapIdName",WebGUI::International::get(122),$session{setting}{ldapIdName});
$f->text("ldapPasswordName",WebGUI::International::get(123),$session{setting}{ldapPasswordName});
return $f->printRowsOnly;
}
#-------------------------------------------------------------------
sub formEditUser {
my ($f, $userData);
$userData = WebGUI::Authentication::getParams($session{form}{uid}, 'LDAP');
$f = WebGUI::HTMLForm->new;
$f->readOnly('<b>LDAP Authentication Options</b>');
$f->url("ldapURL",WebGUI::International::get(165),$$userData{ldapURL});
$f->text("connectDN",WebGUI::International::get(166),$$userData{connectDN});
return $f->printRowsOnly;
}
#-------------------------------------------------------------------
sub saveEditUser {
WebGUI::Authentication::saveParams($session{form}{uid},'LDAP',
{
connectDN => $session{form}{connectDN},
ldapURL => $session{form}{ldapURL}
});
}
1;