public function list_replicas()
{
$this->_debug("Finding replicas for this server.");
// Search any host that is a replica for the current host
$replica_hosts = $this->config_get('replica_hosts', array());
$root_dn = $this->config_get('config_root_dn');
if (!empty($replica_hosts)) {
return $replica_hosts;
}
$ldap = new Net_LDAP3($this->config);
$ldap->connect();
$ldap->bind($this->_current_bind_dn, $this->_current_bind_pw);
$result = $ldap->search($root_dn, '(objectclass=nsds5replicationagreement)', 'sub', array('nsds5replicahost'));
if (!$result) {
$this->_debug("No replicas configured");
return $replica_hosts;
}
$this->_debug("Replication agreements found: " . var_export($result->entries(true), true));
foreach ($result->entries(true) as $dn => $attrs) {
if (!in_array($attrs['nsds5replicahost'], $replica_hosts)) {
$replica_hosts[] = $attrs['nsds5replicahost'];
}
}
// $replica_hosts now holds the IDs of servers we are currently NOT
// connected to. We might need this later in order to set
$this->_server_id_not = $replica_hosts;
$this->_debug("So far, we have the following replicas: " . var_export($replica_hosts, true));
$ldap->close();
foreach ($replica_hosts as $replica_host) {
$ldap->config_set('hosts', array($replica_host));
$ldap->connect();
$ldap->bind($this->_current_bind_dn, $this->_current_bind_pw);
$result = $ldap->search($root_dn, '(objectclass=nsds5replicationagreement)', 'sub', array('nsds5replicahost'));
if (!$result) {
$this->_debug("No replicas configured on {$replica_host}");
$ldap->close();
continue;
}
foreach ($result->entries(true) as $dn => $attrs) {
if (!in_array($attrs['nsds5replicahost'], $replica_hosts)) {
$replica_hosts[] = $attrs['nsds5replicahost'];
}
}
$ldap->close();
}
$this->config_set('replica_hosts', $replica_hosts);
return $replica_hosts;
}
/**
* Get a specific LDAP entry, identified by its DN
*
* @param string $dn Record identifier
*
* @return array Hash array
*/
function get_entry($dn)
{
return parent::get_entry($dn, $this->attributes);
}
/**
* Find domain by name
*/
private function find_domain($domain)
{
$ckey = 'domain::' . $domain;
/*
// use memcache
if ($domain = $this->get_cache_data($ckey)) {
return $domain;
}
*/
$domain_base_dn = $this->conf->get('ldap', 'domain_base_dn');
$domain_filter = $this->conf->get('ldap', 'domain_filter');
$domain_name_attribute = $this->conf->get('ldap', 'domain_name_attribute');
if (empty($domain_name_attribute)) {
$domain_name_attribute = 'associateddomain';
}
$name_filter = $domain_name_attribute . "=" . Net_LDAP3::quote_string($domain);
$domain_filter = "(&" . $domain_filter . "(" . $name_filter . "))";
if ($result = $this->ldap->search($domain_base_dn, $domain_filter, 'sub', array($domain_name_attribute))) {
$result = $result->entries(true);
// root domain
$domain = current($result);
$domain = current((array) $domain[$domain_name_attribute]);
/*
// cache domain DN
$this->set_cache_data($ckey, $domain);
*/
return $domain;
}
}
/**
* Get a specific LDAP entry, identified by its DN
*
* @param string $dn Record identifier
* @param array $attributes Attributes to return
*
* @return array Hash array
*/
function get_entry($dn, $attributes = array())
{
return parent::get_entry($dn, !empty($attributes) ? $attributes : $this->attributes);
}
/**
* Wrapper for ldap_get_entries()
*
* @param bool $normalize Optionally normalize the entries to a list of hash arrays
*
* @return array List of LDAP entries
*/
public function entries($normalize = false)
{
$entries = ldap_get_entries($this->conn, $this->result);
if ($normalize) {
return Net_LDAP3::normalize_result($entries);
}
return $entries;
}