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# redMine - project management software
# Copyright (C) 2006 Jean-Philippe Lang
#
# This program 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.
#
# This program 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 this program; if not, write to the Free Software
# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
require 'net/ldap'
require 'iconv'
class AuthSourceLdap < AuthSource
validates_presence_of :host, :port, :attr_login
def after_initialize
self.port = 389 if self.port == 0
end
def authenticate(login, password)
attrs = []
# get user's DN
ldap_con = initialize_ldap_con(self.account, self.account_password)
login_filter = Net::LDAP::Filter.eq( self.attr_login, login )
object_filter = Net::LDAP::Filter.eq( "objectClass", "*" )
dn = String.new
ldap_con.search( :base => self.base_dn,
:filter => object_filter & login_filter,
:attributes=> ['dn', self.attr_firstname, self.attr_lastname, self.attr_mail]) do |entry|
dn = entry.dn
attrs = [:firstname => AuthSourceLdap.get_attr(entry, self.attr_firstname),
:lastname => AuthSourceLdap.get_attr(entry, self.attr_lastname),
:mail => AuthSourceLdap.get_attr(entry, self.attr_mail),
:auth_source_id => self.id ]
end
return nil if dn.empty?
logger.debug "DN found for #{login}: #{dn}" if logger && logger.debug?
# authenticate user
ldap_con = initialize_ldap_con(dn, password)
return nil unless ldap_con.bind
# return user's attributes
logger.debug "Authentication successful for '#{login}'" if logger && logger.debug?
attrs
rescue Net::LDAP::LdapError => text
raise "LdapError: " + text
end
# test the connection to the LDAP
def test_connection
ldap_con = initialize_ldap_con(self.account, self.account_password)
ldap_con.open { }
rescue Net::LDAP::LdapError => text
raise "LdapError: " + text
end
def auth_method_name
"LDAP"
end
private
def initialize_ldap_con(ldap_user, ldap_password)
Net::LDAP.new( {:host => self.host,
:port => self.port,
:auth => { :method => :simple, :username => Iconv.new('iso-8859-15', 'utf-8').iconv(ldap_user), :password => Iconv.new('iso-8859-15', 'utf-8').iconv(ldap_password) }}
)
end
def self.get_attr(entry, attr_name)
entry[attr_name].is_a?(Array) ? entry[attr_name].first : entry[attr_name]
end
end
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