function getOurHostID()
{
$db = gs_db_slave_connect();
$rs = $db->execute('SELECT `id`, `host` FROM `hosts`');
$hosts = array();
while ($r = $rs->fetchRow()) {
$hosts[] = $r;
}
$ips = array();
foreach ($hosts as $h) {
$h['host'] = trim(normalizeIPs($h['host']));
if (preg_match('/^\\d{1,3}\\.\\d{1,3}\\.\\d{1,3}\\.\\d{1,3}$/', $h['host'])) {
$ips[$h['host']] = $h['id'];
} else {
$tmp = getHostByNameL($h['host']);
if (is_array($tmp)) {
foreach ($tmp as $ip) {
$ips[normalizeIPs($ip)] = $h['id'];
}
}
}
}
unset($hosts);
$ifconfig = normalizeIPs(trim(@shell_exec('ifconfig 2>>/dev/null')));
foreach ($ips as $ip => $hostid) {
if (strPos($ifconfig, $ip) !== false) {
return $hostid;
}
}
return false;
}
function ip_addr_in_network_list($ip, $network_list)
{
$networks = explode(',', $network_list);
foreach ($networks as $net) {
if (ip_addr_in_network($ip, trim(normalizeIPs($net)))) {
return true;
}
}
return false;
}
function gs_prov_check_trust_requester()
{
global $_SERVER;
$ret = array('allowed' => false, 'proxy_ip' => null, 'phone_ip' => '0.0.0.0');
# find the phone's IP address
#
$remote_ip = @$_SERVER['REMOTE_ADDR'];
$xff_header = gs_get_conf('GS_PROV_PROXIES_XFF_HEADER');
$xff_env_key = 'HTTP_' . str_replace('-', '_', strToUpper($xff_header));
if (array_key_exists('HTTP_VIA', $_SERVER) || array_key_exists($xff_env_key, $_SERVER)) {
# is a request through a proxy
$ret['proxy_ip'] = $remote_ip;
# do we trust the proxy's XFF header?
$proxy_allowed = ip_addr_in_network_list($remote_ip, gs_get_conf('GS_PROV_PROXIES_TRUST'));
if (!$proxy_allowed) {
gs_log(GS_LOG_NOTICE, 'Proxy ' . $remote_ip . ' is not trusted');
return $ret;
}
if (!array_key_exists($xff_env_key, $_SERVER)) {
gs_log(GS_LOG_NOTICE, 'No "' . $xff_header . '" header from proxy ' . $remote_ip);
return $ret;
}
$xff_chain = explode(',', $_SERVER[$xff_env_key]);
if (count($xff_chain) < 1) {
gs_log(GS_LOG_NOTICE, 'Empty "' . $xff_header . '" header from proxy ' . $remote_ip);
return $ret;
}
$phone_ip = trim($xff_chain[0]);
if (!preg_match('/^[0-9]{1,3}\\.[0-9]{1,3}\\.[0-9]{1,3}\\.[0-9]{1,3}$/', $phone_ip)) {
gs_log(GS_LOG_NOTICE, 'IP address "' . $phone_ip . '" not recognized');
return $ret;
}
$ret['phone_ip'] = $phone_ip;
} else {
# direct request without proxy
$ret['phone_ip'] = $remote_ip;
}
$ret['phone_ip'] = trim(normalizeIPs($ret['phone_ip']));
# phone allowed to request settings?
#
$ret['allowed'] = ip_addr_in_network_list($ret['phone_ip'], gs_get_conf('GS_PROV_ALLOW_NET'));
if (!$ret['allowed']) {
gs_log(GS_LOG_NOTICE, 'Phone ' . $ret['phone_ip'] . ' is not allowed to request settings');
return $ret;
}
return $ret;
}
function gs_get_listen_to_ips($primary_only = false)
{
/*
if (gs_get_conf('GS_INSTALLATION_TYPE_SINGLE')) {
# return special address
//return ($primary_only ? array('255.255.255.255') : array('255.255.255.255'));
return array('255.255.255.255');
}
*/
//if (gs_get_conf('GS_INSTALLATION_TYPE_SINGLE')) {
if (gs_get_conf('GS_INSTALLATION_TYPE') === 'gpbx') {
return array(trim(gs_keyval_get('vlan_0_ipaddr')));
}
$file = GS_DIR . 'etc/listen-to-ip';
if (!@file_exists($file)) {
# kann entweder passieren wenn wir ein Gemeinschaft-Node sind
# (dann ist es extrem schlecht wenn die Datei fehlt) oder wenn
# wir ein Web-Server ohne Asterisk sind (dann ist es ok)
gs_log(GS_LOG_DEBUG, "File \"{$file}\" not found");
return false;
}
if (!is_array($lines = @file($file))) {
gs_log(GS_LOG_DEBUG, "Failed to read \"{$file}\"");
return false;
}
$ips = array();
foreach ($lines as $line) {
$line = trim($line);
if ($line == '' || @$line[0] == '#') {
continue;
}
if (!preg_match('/^\\d{1,3}\\.\\d{1,3}\\.\\d{1,3}\\.\\d{1,3}/', $line, $m)) {
continue;
}
$ips[] = normalizeIPs($m[0]);
if ($primary_only) {
# only return the first IP address (our main one)
return $ips;
}
}
// remove duplicates:
$ips = array_flip(array_flip($ips));
sort($ips);
return $ips;
}
function gs_host_add($host_ip_or_name, $comment, $foreign = false, $group_id = null, $boi_prefix = '', $sip_proxy_from_wan = null, $sip_sbc_from_wan = null)
{
if (!$host_ip_or_name) {
return new GsError('Invalid host.');
}
$host = normalizeIPs($host_ip_or_name);
if (!preg_match('/^[0-9]{1,3}\\.[0-9]{1,3}\\.[0-9]{1,3}\\.[0-9]{1,3}$/', $host)) {
# not an IP address. => resolve hostname
$addresses = @gethostbynamel($host);
if (count($addresses) < 1) {
return new GsError('Could not resolve hostname: ' . $host);
} elseif (count($addresses) > 1) {
return new GsError('Hostname ' . $host . ' cannot be used because it\'s resolved to more than one IP addr.');
} elseif (count($addresses) == 1) {
if (strlen($addresses[0]) == 0) {
return new GsError('Could not resolve hostname: ' . $host);
}
$host = $addresses[0];
}
} else {
$host = $host_ip_or_name;
}
$group_id = (int) $group_id;
if ($group_id < 1) {
$group_id = null;
}
if (!$foreign) {
if ($boi_prefix != '') {
return new GsError('Route prefix not allowed for non-foreign hosts.');
}
} else {
if ($boi_prefix != '' && !preg_match('/^[1-9][0-9]*$/', $boi_prefix)) {
return new GsError('Route prefix must be numeric.');
}
}
if ($sip_proxy_from_wan != '' && !preg_match('/^[0-9]{1,3}\\.[0-9]{1,3}\\.[0-9]{1,3}\\.[0-9]{1,3}$/', $sip_proxy_from_wan)) {
return new GsError('Invalid IP address of SIP proxy from WAN.');
}
if ($sip_sbc_from_wan != '' && !preg_match('/^[0-9]{1,3}\\.[0-9]{1,3}\\.[0-9]{1,3}\\.[0-9]{1,3}$/', $sip_sbc_from_wan)) {
return new GsError('Invalid IP address of SIP SBC from WAN.');
}
if ($foreign) {
$api = gs_get_conf('GS_BOI_API_DEFAULT');
} else {
$api = '';
}
# connect to db
#
$db = gs_db_master_connect();
if (!$db) {
return new GsError('Could not connect to database.');
}
$db->execute('OPTIMIZE TABLE `hosts`');
# recalculate next auto-increment value
$db->execute('ANALYZE TABLE `hosts`');
$sql_query = 'INSERT INTO `hosts` (
`id`,
`host`,
`comment`,
`is_foreign`,
`group_id`
) VALUES (
NULL,
\'' . $db->escape($host) . '\',
\'' . $db->escape($comment) . '\',
' . ($foreign ? 1 : 0) . ',
' . (int) $group_id . '
)';
$ok = $db->execute($sql_query);
if (!$ok) {
return new GsError('Failed to add host ' . $host);
}
$host_id = (int) $db->getLastInsertId();
if ($host_id < 1) {
return new GsError('Failed to add host ' . $host);
}
$db->execute('REPLACE INTO `host_params` (`host_id`, `param`, `value`) VALUES (' . $host_id . ', \'api\', \'' . $db->escape($api) . '\')');
if ($sip_proxy_from_wan != '') {
$db->execute('REPLACE INTO `host_params` (`host_id`, `param`, `value`) VALUES (' . $host_id . ', \'sip_proxy_from_wan\', \'' . $db->escape($sip_proxy_from_wan) . '\')');
}
if ($sip_sbc_from_wan != '') {
$db->execute('REPLACE INTO `host_params` (`host_id`, `param`, `value`) VALUES (' . $host_id . ', \'sip_server_from_wan\', \'' . $db->escape($sip_sbc_from_wan) . '\')');
}
if ($foreign) {
$db->execute('REPLACE INTO `host_params` (`host_id`, `param`, `value`) VALUES (' . $host_id . ', \'route_prefix\', \'' . $db->escape($boi_prefix) . '\')');
}
return true;
}
function ip_addr_dec($ip)
{
$ip = trim(normalizeIPs($ip));
if (!preg_match('/(\\d{1,3})\\.(\\d{1,3})\\.(\\d{1,3})\\.(\\d{1,3})/', $ip, $m)) {
return 0;
}
$ipDec = 0;
for ($i = 4; $i > 0; --$i) {
$ipDec += ($m[$i] < 256 ? $m[$i] : 255) * pow(256, 4 - $i);
}
return $ipDec;
//$ipBin = str_pad(decBin($ipDec), 32, '0', STR_PAD_LEFT);
//return $ipBin;
}
}
return null;
}
$edit_host = (int) trim(@$_REQUEST['edit']);
$save_host = (int) trim(@$_REQUEST['save']);
$per_page = (int) GS_GUI_NUM_RESULTS;
$page = (int) @$_REQUEST['page'];
$host = trim(@$_REQUEST['host']);
$hostid = (int) trim(@$_REQUEST['hostid']);
$comment = trim(@$_REQUEST['comment']);
$group_id = (int) trim(@$_REQUEST['grp_id']);
$delete_host = (int) trim(@$_REQUEST['delete']);
$search_number = trim(@$_REQUEST['number']);
$search_ip = trim(@$_REQUEST['ipaddr']);
if ($host) {
$host = normalizeIPs($host);
$bInvalHostName = false;
if (!preg_match('/^[0-9]{1,3}\\.[0-9]{1,3}\\.[0-9]{1,3}\\.[0-9]{1,3}$/', $host)) {
# not an IP address. => resolve hostname
$addresses = @gethostbynamel($host);
if (count($addresses) < 1) {
echo '<div class="errorbox">';
echo sPrintF(__('Hostname "%s" konnte nicht aufgelöst werden.'), htmlEnt($host));
echo '</div>', "\n";
$bInvalHostName = true;
} elseif (count($addresses) > 1) {
echo '<div class="errorbox">';
echo sPrintF(__('Hostname "%s" kann nicht verwendet werden, da er zu mehr als einer IP-Adresse aufgelöst wird.'), htmlEnt($host));
echo '</div>', "\n";
$bInvalHostName = true;
} elseif (count($addresses) == 1) {
echo '<img alt="', __('weiter'), '" src="', GS_URL_PATH, 'crystal-svg/16/act/next_notavail.png" />', "\n";
}
?>
</th>
</tr>
</thead>
<tbody>
<?php
@ob_flush();
@flush();
if (@$rs) {
$i = 0;
while ($r = $rs->fetchRow()) {
echo '<tr class="', ++$i % 2 ? 'odd' : 'even', '">', "\n";
$ip = normalizeIPs($r['host']);
if (!@is_array($nodes[$ip])) {
$nodes[$ip] = array();
}
$nodes[$ip]['host_id'] = $r['id'];
$nodes[$ip]['comment'] = $r['comment'];
$nodes[$ip]['active'] = true;
$nodes[$ip]['watchdog'] = false;
if ($edit_host == $r['id']) {
echo '<form method="post" action="', GS_URL_PATH, '">', "\n";
echo gs_form_hidden($SECTION, $MODULE), "\n";
echo '<input type="hidden" name="page" value="', htmlEnt($page), '" />', "\n";
echo '<input type="hidden" name="save" value="', $r['id'], '" />', "\n";
echo '<td class="r">', htmlEnt($r['id']), '</td>', "\n";
echo '<td>', htmlEnt(@$nodes[$ip]['static_ip']), '</td>', "\n";
echo '<td>';
$nodes[$ip] = $node;
$nodes[$ip]['active'] = false;
$nodes[$ip]['watchdog'] = true;
}
# get hosts from DB and mix with nodes
#
$hosts = gs_hosts_get();
if (isGsError($hosts)) {
$warnings[] = $hosts->getMsg();
$hosts = array();
} elseif (!is_array($hosts)) {
$warnings[] = __('Fehler beim Abfragen der Hosts aus der Datenbank!');
$hosts = array();
}
foreach ($hosts as $host) {
$ip = normalizeIPs($host['host']);
if (!@is_array($nodes[$ip])) {
$nodes[$ip] = array();
}
$nodes[$ip]['host_id'] = $host['id'];
$nodes[$ip]['comment'] = $host['comment'];
$nodes[$ip]['active'] = true;
$nodes[$ip]['watchdog'] = false;
}
unset($hosts);
if (is_array($warnings) && count($warnings) > 0) {
foreach ($warnings as $warning) {
?>
<div style="max-width:600px;">
<img alt=" " src="<?php
echo GS_URL_PATH;
