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password hash migration for LDAP (requires ACL to read password hash!)

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This commit is contained in:
Ralf Becker 2011-05-04 16:35:40 +00:00
parent ceb9cf34f6
commit 86837b37f7
1 changed files with 48 additions and 22 deletions
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70
phpgwapi/inc/class.auth_ldap.inc.php
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@ -84,32 +84,57 @@ class auth_ldap implements auth_backend
// try to bind as the user with user suplied password
// only if a non-empty password given, in case anonymous search is enabled
if (!empty($passwd) && @ldap_bind($ldap, $userDN, $passwd))
if (!empty($passwd) && ($ret = @ldap_bind($ldap, $userDN, $passwd)))
{
if ($GLOBALS['egw_info']['server']['account_repository'] != 'ldap')
{
if ($GLOBALS['egw_info']['server']['auto_create_acct'])
if (!($id = $GLOBALS['egw']->accounts->name2id($username,'account_lid','u')))
{
// create a global array with all availible info about that account
$GLOBALS['auto_create_acct'] = array();
foreach(array(
'givenname' => 'firstname',
'sn' => 'lastname',
'uidnumber' => 'account_id',
'mail' => 'email',
) as $ldap_name => $acct_name)
// account does NOT exist, check if we should create it
if ($GLOBALS['egw_info']['server']['auto_create_acct'])
{
$GLOBALS['auto_create_acct'][$acct_name] =
translation::convert($allValues[0][$ldap_name][0],'utf-8');
// create a global array with all availible info about that account
$GLOBALS['auto_create_acct'] = array();
foreach(array(
'givenname' => 'firstname',
'sn' => 'lastname',
'uidnumber' => 'account_id',
'mail' => 'email',
) as $ldap_name => $acct_name)
{
$GLOBALS['auto_create_acct'][$acct_name] =
translation::convert($allValues[0][$ldap_name][0],'utf-8');
}
$ret = true;
}
else
{
$ret = false;
if ($this->debug) error_log(__METHOD__."('$username',\$password) bind as user failed!");
}
return True;
}
$ret = ($id = $GLOBALS['egw']->accounts->name2id($username,'account_lid','u')) &&
$GLOBALS['egw']->accounts->id2name($id,'account_status') == 'A';
if ($this->debug && !$ret) error_log(__METHOD__."('$username',\$password) account NOT active!");
return $ret;
// account exists, check if it is acctive
else
{
$ret = $GLOBALS['egw']->accounts->id2name($id,'account_status') == 'A';
if ($this->debug && !$ret) error_log(__METHOD__."('$username',\$password) account NOT active!");
}
}
return True;
// account-repository is ldap --> check if passwd hash migration is enabled
elseif ($GLOBALS['egw_info']['server']['pwd_migration_allowed'] &&
!empty($GLOBALS['egw_info']['server']['pwd_migration_types']))
{
// try to query password from ldap server (might fail because of ACL) and check if we need to migrate the hash
if (($sri = ldap_search($ldap, $userDN,"(objectclass=*)", array('userPassword'))) &&
($values = ldap_get_entries($ldap, $sri)) && isset($values[0]['userpassword'][0]) &&
($type = preg_match('/^{(.+)}/',$values[0]['userpassword'][0],$matches) ? $matches[1] : 'plain') &&
in_array(strtolower($type),explode(',',strtolower($GLOBALS['egw_info']['server']['pwd_migration_types']))))
{
$this->change_password($passwd, $passwd, $allValues[0]['uidnumber'][0], false);
}
}
return $ret;
}
}
if ($this->debug) error_log(__METHOD__."('$username','$password') dn not found or password wrong!");
@ -121,7 +146,7 @@ class auth_ldap implements auth_backend
* fetch the last pwd change for the user
*
* @param string $username username of account to authenticate
* @return mixed false or shadowlastchange*24*3600
* @return mixed false or shadowlastchange*24*3600
*/
function getLastPwdChange($username)
{
@ -227,9 +252,10 @@ class auth_ldap implements auth_backend
* @param string $old_passwd must be cleartext or empty to not to be checked
* @param string $new_passwd must be cleartext
* @param int $account_id account id of user whose passwd should be changed
* @param boolean $update_lastchange=true
* @return boolean true if password successful changed, false otherwise
*/
function change_password($old_passwd, $new_passwd, $account_id=0)
function change_password($old_passwd, $new_passwd, $account_id=0, $update_lastchange=true)
{
if (!$account_id)
{
@ -240,7 +266,7 @@ class auth_ldap implements auth_backend
$username = translation::convert($GLOBALS['egw']->accounts->id2name($account_id),
translation::charset(),'utf-8');
}
//echo "<p>auth_ldap::change_password('$old_passwd','$new_passwd',$account_id) username='$username'</p>\n";
if ($this->debug) error_log(__METHOD__."('$old_passwd','$new_passwd',$account_id, $update_lastchange) username='$username'");
$filter = $GLOBALS['egw_info']['server']['ldap_search_filter'] ? $GLOBALS['egw_info']['server']['ldap_search_filter'] : '(uid=%user)';
$filter = str_replace(array('%user','%domain'),array($username,$GLOBALS['egw_info']['user']['domain']),$filter);
@ -250,7 +276,7 @@ class auth_ldap implements auth_backend
$allValues = ldap_get_entries($ds, $sri);
$entry['userpassword'] = auth::encrypt_password($new_passwd);
$entry['shadowlastchange'] = round((time()-date('Z')) / (24*3600));
if ($update_lastchange) $entry['shadowlastchange'] = round((time()-date('Z')) / (24*3600));
$dn = $allValues[0]['dn'];