|
|
# 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
|
|
|
validates_length_of :name, :host, :account_password, :maximum => 60, :allow_nil => true
|
|
|
validates_length_of :account, :base_dn, :maximum => 255, :allow_nil => true
|
|
|
validates_length_of :attr_login, :attr_firstname, :attr_lastname, :attr_mail, :maximum => 30, :allow_nil => true
|
|
|
validates_numericality_of :port, :only_integer => true
|
|
|
|
|
|
before_validation :strip_ldap_attributes
|
|
|
|
|
|
def after_initialize
|
|
|
self.port = 389 if self.port == 0
|
|
|
end
|
|
|
|
|
|
def authenticate(login, password)
|
|
|
return nil if login.blank? || password.blank?
|
|
|
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,
|
|
|
# only ask for the DN if on-the-fly registration is disabled
|
|
|
:attributes=> (onthefly_register? ? ['dn', self.attr_firstname, self.attr_lastname, self.attr_mail] : ['dn'])) 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 ] if onthefly_register?
|
|
|
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 strip_ldap_attributes
|
|
|
[:attr_login, :attr_firstname, :attr_lastname, :attr_mail].each do |attr|
|
|
|
write_attribute(attr, read_attribute(attr).strip) unless read_attribute(attr).nil?
|
|
|
end
|
|
|
end
|
|
|
|
|
|
def initialize_ldap_con(ldap_user, ldap_password)
|
|
|
options = { :host => self.host,
|
|
|
:port => self.port,
|
|
|
:encryption => (self.tls ? :simple_tls : nil)
|
|
|
}
|
|
|
options.merge!(:auth => { :method => :simple, :username => ldap_user, :password => ldap_password }) unless ldap_user.blank? && ldap_password.blank?
|
|
|
Net::LDAP.new options
|
|
|
end
|
|
|
|
|
|
def self.get_attr(entry, attr_name)
|
|
|
if !attr_name.blank?
|
|
|
entry[attr_name].is_a?(Array) ? entry[attr_name].first : entry[attr_name]
|
|
|
end
|
|
|
end
|
|
|
end
|
|
|
|
