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as DC closes connections quickly, first try to reconnect once, before returning a temp. failure

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This commit is contained in:
Ralf Becker 2013-07-06 18:42:38 +00:00
parent 1b730bd186
commit b5d5f7364f
1 changed files with 5 additions and 2 deletions
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7
emailadmin/doc/postfix_tcp_map_ads.php
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@ -280,7 +280,7 @@ function quote($string)
return str_replace(array('\\','*','(',')','\0',' '),array('\\\\','\*','\(','\)','\\0','\20'),$string);
}
function respond($request, $map, $extra='')
function respond($request, $map, $extra='', $reconnect=false)
{
static $ds;
global $ldap_uri, $version, $use_tls, $bind_dn, $bind_pw;
@ -290,7 +290,7 @@ function respond($request, $map, $extra='')
{
return "500 No domain aliases yet\n";
}
if (!isset($ds))
if (!isset($ds) || $reconnect)
{
$ds = ldap_connect($ldap_uri);
if ($version) ldap_set_option($ds, LDAP_OPT_PROTOCOL_VERSION, $version);
@ -340,6 +340,9 @@ function respond($request, $map, $extra='')
if ($errno == -1) // eg. -1 lost connection to ldap
{
// as DC closes connections quickly, first try to reconnect once, before returning a temp. failure
if (!$reconnect) return respond($request, $map, $extra, true);
error_log("$map: get '$username' --> 400 $error: !ldap_search(\$ds, '$base', '$filter')");
ldap_close($ds);
$ds = null; // force new connection on next lookup