public function __construct($url = null)
{
if (empty($url)) {
$this->formatGetArguments();
$this->url = basename($_SERVER['SCRIPT_NAME']);
} else {
$this->url = $url;
// parse reference
$tmp_pos = zbx_strpos($this->url, '#');
if ($tmp_pos !== false) {
$this->reference = zbx_substring($this->url, $tmp_pos + 1);
$this->url = zbx_substring($this->url, 0, $tmp_pos);
}
$tmp_pos = zbx_strpos($url, '?');
// parse query
if ($tmp_pos !== false) {
$this->query = zbx_substring($url, $tmp_pos + 1);
$this->url = $url = zbx_substring($url, 0, $tmp_pos);
}
$this->formatArguments();
}
if (isset($_COOKIE['zbx_sessionid'])) {
$this->setArgument('sid', substr($_COOKIE['zbx_sessionid'], 16, 16));
}
}
/**
* Retrieve the HTTP request headers from the $_SERVER superglobal
* @param Array Additional Headers to retrieve
*/
public function retrieve_headers($add_headers = false)
{
if ($add_headers) {
$this->add_headers = array_merge($this->add_headers, $add_headers);
}
if (isset($_SERVER['HTTP_METHOD'])) {
$this->method = $_SERVER['HTTP_METHOD'];
unset($_SERVER['HTTP_METHOD']);
} else {
$this->method = isset($_SERVER['REQUEST_METHOD']) ? $_SERVER['REQUEST_METHOD'] : false;
}
$this->protocol = isset($_SERVER['SERVER_PROTOCOL']) ? $_SERVER['SERVER_PROTOCOL'] : false;
$this->request_method = isset($_SERVER['REQUEST_METHOD']) ? $_SERVER['REQUEST_METHOD'] : false;
$this->headers = array();
foreach ($_SERVER as $i => $val) {
if (zbx_strpos($i, 'HTTP_') === 0 || in_array($i, $this->add_headers)) {
$name = str_replace(array('HTTP_', '_'), array('', '-'), $i);
$this->headers[$name] = $val;
}
}
}
/**
* Resolve macros in item key.
* Resolve {HOSTNAME}, {IPADDRESS}, {HOST.IP}, {HOST.DNS}, {HOST.CONN}, {HOST.HOST}, {HOST.NAME} and user macros.
* Macros related to interface resolved only for host items.
*
* @param array $item
* @param string $item['key_']
* @param string $item['itemid']
*
* @return string
*/
function resolveItemKeyMacros(array $item)
{
$key =& $item['key_'];
$macStack = array();
$macros = array('{HOSTNAME}', '{IPADDRESS}', '{HOST.IP}', '{HOST.DNS}', '{HOST.CONN}', '{HOST.HOST}', '{HOST.NAME}');
foreach ($macros as $macro) {
if (zbx_strpos($key, $macro) !== false) {
$macStack[] = $macro;
}
}
if (!empty($macStack)) {
$dbItem = API::Item()->get(array('itemids' => $item['itemid'], 'selectInterfaces' => array('ip', 'dns', 'useip'), 'selectHosts' => array('host', 'name'), 'output' => API_OUTPUT_REFER, 'filter' => array('flags' => null)));
if (!empty($dbItem)) {
$dbItem = reset($dbItem);
$host = reset($dbItem['hosts']);
$interface = reset($dbItem['interfaces']);
// if item without interface or template item, resolve interface related macros to *UNKNOWN*
if (!$interface) {
$interface = array('ip' => UNRESOLVED_MACRO_STRING, 'dns' => UNRESOLVED_MACRO_STRING, 'useip' => false);
}
foreach ($macStack as $macro) {
switch ($macro) {
case '{HOST.NAME}':
$key = str_replace('{HOST.NAME}', $host['name'], $key);
break;
case '{HOSTNAME}':
// deprecated
$key = str_replace('{HOSTNAME}', $host['host'], $key);
break;
case '{HOST.HOST}':
$key = str_replace('{HOST.HOST}', $host['host'], $key);
break;
case '{HOST.IP}':
$key = str_replace('{HOST.IP}', $interface['ip'], $key);
break;
case '{IPADDRESS}':
// deprecated
$key = str_replace('{IPADDRESS}', $interface['ip'], $key);
break;
case '{HOST.DNS}':
$key = str_replace('{HOST.DNS}', $interface['dns'], $key);
break;
case '{HOST.CONN}':
$key = str_replace('{HOST.CONN}', $interface['useip'] ? $interface['ip'] : $interface['dns'], $key);
break;
}
}
}
}
if (preg_match('/' . ZBX_PREG_EXPRESSION_USER_MACROS . '/', $key)) {
$item = API::UserMacro()->resolveItem($item);
}
return $item['key_'];
}
public static function ldapLogin($user)
{
$name = $user['user'];
$passwd = $user['password'];
$cnf = isset($user['cnf']) ? $user['cnf'] : null;
if (is_null($cnf)) {
$config = select_config();
foreach ($config as $id => $value) {
if (zbx_strpos($id, 'ldap_') !== false) {
$cnf[str_replace('ldap_', '', $id)] = $config[$id];
}
}
}
if (!function_exists('ldap_connect')) {
info(S_CUSER_ERROR_LDAP_MODULE_MISSING);
return false;
}
$ldap = new CLdap($cnf);
$ldap->connect();
$result = $ldap->checkPass($name, $passwd);
return $result;
}
/**
* Resolve all kinds of macros in map labels
*
* @param array $selement
* @param string $selement['label'] label to expand
* @param int $selement['elementtype'] type of element: trigger, host, ...
* @param int $selement['elementid'] element id in DB
* @param string $selement['elementExpressionTrigger'] if type is trigger, then trigger expression
*
* @return string expanded label
*/
function resolveMapLabelMacrosAll(array $selement)
{
$label = $selement['label'];
// for host and trigger items expand macros if they exists
if (($selement['elementtype'] == SYSMAP_ELEMENT_TYPE_HOST || $selement['elementtype'] == SYSMAP_ELEMENT_TYPE_TRIGGER) && (zbx_strpos($label, 'HOST.NAME') !== false || zbx_strpos($label, 'HOSTNAME') !== false || zbx_strpos($label, 'HOST.HOST') !== false || zbx_strpos($label, 'HOST.DNS') !== false || zbx_strpos($label, 'HOST.IP') !== false || zbx_strpos($label, 'IPADDRESS') !== false || zbx_strpos($label, 'HOST.CONN') !== false)) {
// priorities of interface types doesn't match interface type ids in DB
$priorities = array(INTERFACE_TYPE_AGENT => 4, INTERFACE_TYPE_SNMP => 3, INTERFACE_TYPE_JMX => 2, INTERFACE_TYPE_IPMI => 1);
// get host data if element is host
if ($selement['elementtype'] == SYSMAP_ELEMENT_TYPE_HOST) {
$res = DBselect('SELECT hi.ip,hi.dns,hi.useip,h.host,h.name,hi.type AS interfacetype' . ' FROM interface hi,hosts h' . ' WHERE hi.hostid=h.hostid' . ' AND hi.main=1 AND hi.hostid=' . zbx_dbstr($selement['elementid']));
// process interface priorities
$tmpPriority = 0;
while ($dbHost = DBfetch($res)) {
if ($priorities[$dbHost['interfacetype']] > $tmpPriority) {
$resHost = $dbHost;
$tmpPriority = $priorities[$dbHost['interfacetype']];
}
}
$hostsByNr[''] = $resHost;
} else {
$res = DBselect('SELECT hi.ip,hi.dns,hi.useip,h.host,h.name,f.functionid,hi.type AS interfacetype' . ' FROM interface hi,items i,functions f,hosts h' . ' WHERE h.hostid=hi.hostid' . ' AND hi.hostid=i.hostid' . ' AND i.itemid=f.itemid' . ' AND hi.main=1 AND f.triggerid=' . zbx_dbstr($selement['elementid']) . ' ORDER BY f.functionid');
// process interface priorities, build $hostsByFunctionId array
$tmpFunctionId = -1;
while ($dbHost = DBfetch($res)) {
if ($dbHost['functionid'] != $tmpFunctionId) {
$tmpPriority = 0;
$tmpFunctionId = $dbHost['functionid'];
}
if ($priorities[$dbHost['interfacetype']] > $tmpPriority) {
$hostsByFunctionId[$dbHost['functionid']] = $dbHost;
$tmpPriority = $priorities[$dbHost['interfacetype']];
}
}
// get all function ids from expression and link host data against position in expression
preg_match_all('/\\{([0-9]+)\\}/', $selement['elementExpressionTrigger'], $matches);
$hostsByNr = array();
foreach ($matches[1] as $i => $functionid) {
if (isset($hostsByFunctionId[$functionid])) {
$hostsByNr[$i + 1] = $hostsByFunctionId[$functionid];
}
}
// for macro without numeric index
if (isset($hostsByNr[1])) {
$hostsByNr[''] = $hostsByNr[1];
}
}
// resolve functional macros like: {{HOST.HOST}:log[{HOST.HOST}.log].last(0)}
$label = resolveMapLabelMacros($label, $hostsByNr);
// resolves basic macros
// $hostsByNr possible keys: '' and 1-9
foreach ($hostsByNr as $i => $host) {
$replace = array('{HOST.NAME' . $i . '}' => $host['name'], '{HOSTNAME' . $i . '}' => $host['name'], '{HOST.HOST' . $i . '}' => $host['host'], '{HOST.DNS' . $i . '}' => $host['dns'], '{HOST.IP' . $i . '}' => $host['ip'], '{IPADDRESS' . $i . '}' => $host['ip'], '{HOST.CONN' . $i . '}' => $host['useip'] ? $host['ip'] : $host['dns']);
$label = str_replace(array_keys($replace), $replace, $label);
}
} else {
// resolve functional macros like: {sampleHostName:log[{HOST.HOST}.log].last(0)}, if no host provided
$label = resolveMapLabelMacros($label);
}
// resolve map specific processing consuming macros
switch ($selement['elementtype']) {
case SYSMAP_ELEMENT_TYPE_HOST:
case SYSMAP_ELEMENT_TYPE_MAP:
case SYSMAP_ELEMENT_TYPE_TRIGGER:
case SYSMAP_ELEMENT_TYPE_HOST_GROUP:
if (zbx_strpos($label, '{TRIGGERS.UNACK}') !== false) {
$label = str_replace('{TRIGGERS.UNACK}', get_triggers_unacknowledged($selement), $label);
}
if (zbx_strpos($label, '{TRIGGERS.PROBLEM.UNACK}') !== false) {
$label = str_replace('{TRIGGERS.PROBLEM.UNACK}', get_triggers_unacknowledged($selement, true), $label);
}
if (zbx_strpos($label, '{TRIGGER.EVENTS.UNACK}') !== false) {
$label = str_replace('{TRIGGER.EVENTS.UNACK}', get_events_unacknowledged($selement), $label);
}
if (zbx_strpos($label, '{TRIGGER.EVENTS.PROBLEM.UNACK}') !== false) {
$label = str_replace('{TRIGGER.EVENTS.PROBLEM.UNACK}', get_events_unacknowledged($selement, null, TRIGGER_VALUE_TRUE), $label);
}
if (zbx_strpos($label, '{TRIGGER.PROBLEM.EVENTS.PROBLEM.UNACK}') !== false) {
$label = str_replace('{TRIGGER.PROBLEM.EVENTS.PROBLEM.UNACK}', get_events_unacknowledged($selement, TRIGGER_VALUE_TRUE, TRIGGER_VALUE_TRUE), $label);
}
if (zbx_strpos($label, '{TRIGGERS.ACK}') !== false) {
$label = str_replace('{TRIGGERS.ACK}', get_triggers_unacknowledged($selement, null, true), $label);
}
if (zbx_strpos($label, '{TRIGGERS.PROBLEM.ACK}') !== false) {
$label = str_replace('{TRIGGERS.PROBLEM.ACK}', get_triggers_unacknowledged($selement, true, true), $label);
}
if (zbx_strpos($label, '{TRIGGER.EVENTS.ACK}') !== false) {
$label = str_replace('{TRIGGER.EVENTS.ACK}', get_events_unacknowledged($selement, null, null, true), $label);
}
if (zbx_strpos($label, '{TRIGGER.EVENTS.PROBLEM.ACK}') !== false) {
$label = str_replace('{TRIGGER.EVENTS.PROBLEM.ACK}', get_events_unacknowledged($selement, null, TRIGGER_VALUE_TRUE, true), $label);
}
if (zbx_strpos($label, '{TRIGGER.PROBLEM.EVENTS.PROBLEM.ACK}') !== false) {
$label = str_replace('{TRIGGER.PROBLEM.EVENTS.PROBLEM.ACK}', get_events_unacknowledged($selement, TRIGGER_VALUE_TRUE, TRIGGER_VALUE_TRUE, true), $label);
}
break;
}
return $label;
}
public function checkPass($user, $pass)
{
// reject empty password
if (empty($pass)) {
return false;
}
if (!$this->connect()) {
return false;
}
// indirect user bind
if (!empty($this->cnf['bind_dn']) && !empty($this->cnf['bind_password'])) {
// use superuser credentials
if (!ldap_bind($this->ds, $this->cnf['bind_dn'], $this->cnf['bind_password'])) {
error('LDAP: cannot bind by given Bind DN.');
return false;
}
$this->bound = 2;
} elseif (!empty($this->cnf['bind_dn']) && !empty($this->cnf['base_dn']) && !empty($this->cnf['userfilter'])) {
// special bind string
$dn = $this->makeFilter($this->cnf['bind_dn'], array('user' => $user, 'host' => $this->cnf['host']));
} elseif (zbx_strpos($this->cnf['base_dn'], '%{user}')) {
// direct user bind
$dn = $this->makeFilter($this->cnf['base_dn'], array('user' => $user, 'host' => $this->cnf['host']));
} else {
// anonymous bind
if (!ldap_bind($this->ds)) {
error('LDAP: can not bind anonymously.');
return false;
}
}
// try to bind to with the dn if we have one.
if (!empty($dn)) {
// user/password bind
if (!ldap_bind($this->ds, $dn, $pass)) {
return false;
}
$this->bound = 1;
return true;
} else {
// see if we can find the user
$this->info = $this->getUserData($user);
if (empty($this->info['dn'])) {
return false;
} else {
$dn = $this->info['dn'];
}
// try to bind with the dn provided
if (!ldap_bind($this->ds, $dn, $pass)) {
return false;
}
$this->bound = 1;
return true;
}
return false;
}
function expand_item_key_by_data($item)
{
$key =& $item['key_'];
$macStack = array();
$macroses = array('{HOSTNAME}', '{IPADDRESS}', '{HOST.DNS}', '{HOST.CONN}');
foreach ($macroses as $macro) {
$pos = 0;
while ($pos = zbx_strpos($key, $macro, $pos)) {
$pos++;
$macStack[] = $macro;
}
}
if (!empty($macStack)) {
$host = get_host_by_itemid($item['itemid']);
foreach ($macStack as $macro) {
switch ($macro) {
case '{HOSTNAME}':
$key = str_replace('{HOSTNAME}', $host['host'], $key);
break;
case '{IPADDRESS}':
$key = str_replace('{IPADDRESS}', $host['ip'], $key);
break;
case '{HOST.DNS}':
$key = str_replace('{HOST.DNS}', $host['dns'], $key);
break;
case '{HOST.CONN}':
$key = str_replace('{HOST.CONN}', $host['useip'] ? $host['ip'] : $host['dns'], $key);
break;
}
}
}
CUserMacro::resolveItem($item);
return $item['key_'];
}
}
}
$itemFormList->addRow(_('Flexible intervals'), new CDiv($delayFlexTable, 'objectgroup inlineblock border_dotted ui-corner-all'), false, 'row_flex_intervals');
// append new flexible interval to form list
$newFlexInt = new CSpan(array(_('Interval (in sec)'), SPACE, new CNumericBox('new_delay_flex[delay]', $this->data['new_delay_flex']['delay'], 5, 'no', false, false), SPACE, _('Period'), SPACE, new CTextBox('new_delay_flex[period]', $this->data['new_delay_flex']['period'], 20), SPACE, new CButton('add_delay_flex', _('Add'), null, 'formlist')));
$newFlexInt->setAttribute('id', 'row-new-delay-flex-fields');
$maxFlexMsg = new CSpan(_('Maximum number of flexible intervals added'), 'red');
$maxFlexMsg->setAttribute('id', 'row-new-delay-flex-max-reached');
$maxFlexMsg->setAttribute('style', 'display: none;');
$itemFormList->addRow(_('New flexible interval'), array($newFlexInt, $maxFlexMsg), false, 'row_new_delay_flex', 'new');
if ($this->data['is_discovery_rule']) {
$itemFormList->addRow(_('Keep lost resources period (in days)'), new CTextBox('lifetime', $this->data['lifetime'], ZBX_TEXTBOX_SMALL_SIZE, false, 64));
// append filter to formlist
if (!empty($this->data['filter'])) {
// exploding filter to two parts: before first ':' and after
$pos = zbx_strpos($this->data['filter'], ':');
$filter_macro = zbx_substr($this->data['filter'], 0, $pos);
$filter_value = zbx_substr($this->data['filter'], $pos + 1);
} else {
$filter_macro = '';
$filter_value = '';
}
$itemFormList->addRow(_('Filter'), array(_('Macro'), SPACE, new CTextBox('filter_macro', $filter_macro, 13), SPACE, _('Regexp'), SPACE, new CTextBox('filter_value', $filter_value, 20)));
$itemFormList->addRow(_('Allowed hosts'), new CTextBox('trapper_hosts', $this->data['trapper_hosts'], ZBX_TEXTBOX_STANDARD_SIZE), false, 'row_trapper_hosts');
} else {
$dataConfig = select_config();
$keepHistory = array();
$keepHistory[] = new CNumericBox('history', $this->data['history'], 8);
if ($dataConfig['hk_history_global'] && !$data['parent_discoveryid'] && !$data['is_template']) {
$keepHistory[] = SPACE;
if (CWebUser::getType() == USER_TYPE_SUPER_ADMIN) {
function validate_ip_range($str)
{
foreach (explode(',', $str) as $ip_range) {
if (zbx_strpos($ip_range, '/') !== false) {
if (!validate_ip_range_mask($ip_range)) {
return false;
}
} else {
if (!validate_ip_range_range($ip_range)) {
return false;
}
}
}
return true;
}
$expr_v = preg_replace('/\\(\\(\\((.+?)\\)\\)$/i', '(($1)', $expr_v);
$expression = splitByFirstLevel($expression);
$expr_v = splitByFirstLevel($expr_v);
foreach ($expression as $id => $expr) {
$expr = preg_replace('/^\\((.*)\\)$/u', '$1', $expr);
$value = preg_replace('/([=|#]0)/', '', $expr);
$value = preg_replace('/^\\((.*)\\)$/u', '$1', $value);
// removing wrapping parentheses
$expressions[$id]['value'] = trim($value);
$expressions[$id]['type'] = zbx_strpos($expr, '#0', zbx_strlen($expr) - 3) === false ? REGEXP_EXCLUDE : REGEXP_INCLUDE;
}
foreach ($expr_v as $id => $expr) {
$expr = preg_replace('/^\\((.*)\\)$/u', '$1', $expr);
$value = preg_replace('/\\((.*)\\)[=|#]0/U', '$1', $expr);
$value = preg_replace('/^\\((.*)\\)$/u', '$1', $value);
if (zbx_strpos($expr, '#0', zbx_strlen($expr) - 3) === false) {
//REGEXP_EXCLUDE
$value = str_replace('&', ' OR ', $value);
$value = str_replace('|', ' AND ', $value);
} else {
//EGEXP_INCLUDE
$value = str_replace('&', ' AND ', $value);
$value = str_replace('|', ' OR ', $value);
}
$value = preg_replace($functionid, $functions, $value);
$value = preg_replace('/([=|#]0)/', '', $value);
$expressions[$id]['view'] = trim($value);
}
} else {
$description = get_request('description', '');
$expressions = get_request('expressions', array());
/**
* Authenticate a user using LDAP.
*
* The $user array must have the following attributes:
* - user - user name
* - password - user password
*
* @param array $user
*
* @return bool
*/
protected function ldapLogin(array $user)
{
$config = select_config();
$cnf = array();
foreach ($config as $id => $value) {
if (zbx_strpos($id, 'ldap_') !== false) {
$cnf[str_replace('ldap_', '', $id)] = $config[$id];
}
}
if (!function_exists('ldap_connect')) {
self::exception(ZBX_API_ERROR_PARAMETERS, _('Probably php-ldap module is missing.'));
}
$ldapValidator = new CLdapAuthValidator(array('conf' => $cnf));
if ($ldapValidator->validate($user)) {
return true;
} else {
self::exception(ZBX_API_ERROR_PARAMETERS, _('Login name or password is incorrect.'));
}
}
function resolveMapLabelMacros($label, $replaceHost = null)
{
if (null === $replaceHost) {
$pattern = "/{" . ZBX_PREG_HOST_FORMAT . ":.+\\.(last|max|min|avg)\\([0-9]+\\)}/Uu";
} else {
$pattern = "/{(" . ZBX_PREG_HOST_FORMAT . "|{HOSTNAME}):.+\\.(last|max|min|avg)\\([0-9]+\\)}/Uu";
}
preg_match_all($pattern, $label, $matches);
foreach ($matches[0] as $expr) {
$macro = $expr;
if ($replaceHost !== null && zbx_strpos($macro, '{HOSTNAME}') == 1) {
$macro = substr_replace($macro, $replaceHost, 1, 10);
}
$trigExpr = new CTriggerExpression(array('expression' => $macro));
if (!empty($trigExpr->errors)) {
continue;
}
$itemHost = reset($trigExpr->data['hosts']);
$key = reset($trigExpr->data['items']);
$function = reset($trigExpr->data['functions']);
$parameter = reset($trigExpr->data['functionParams']);
$item = CItem::get(array('filter' => array('host' => $itemHost, 'key_' => $key), 'output' => API_OUTPUT_EXTEND));
$item = reset($item);
if (!$item) {
$label = str_replace($expr, '???', $label);
continue;
}
switch ($item['value_type']) {
case ITEM_VALUE_TYPE_FLOAT:
$history_table = 'history';
break;
case ITEM_VALUE_TYPE_UINT64:
$history_table = 'history_uint';
break;
case ITEM_VALUE_TYPE_TEXT:
$history_table = 'history_text';
break;
case ITEM_VALUE_TYPE_LOG:
$history_table = 'history_log';
break;
case ITEM_VALUE_TYPE_STR:
$history_table = 'history_str';
break;
default:
$history_table = 'history_str';
}
if (0 == strcmp($function, 'last')) {
if (null === $item['lastvalue']) {
$label = str_replace($expr, '(' . S_NO_DATA_SMALL . ')', $label);
} else {
switch ($item['value_type']) {
case ITEM_VALUE_TYPE_FLOAT:
case ITEM_VALUE_TYPE_UINT64:
$value = convert_units($item['lastvalue'], $item['units']);
break;
default:
$value = $item['lastvalue'];
}
$label = str_replace($expr, $value, $label);
}
} else {
if (0 == strcmp($function, 'min') || 0 == strcmp($function, 'max') || 0 == strcmp($function, 'avg')) {
if ($item['value_type'] != ITEM_VALUE_TYPE_FLOAT && $item['value_type'] != ITEM_VALUE_TYPE_UINT64) {
$label = str_replace($expr, '???', $label);
continue;
}
$sql = 'SELECT ' . $function . '(value) as value ' . ' FROM ' . $history_table . ' WHERE clock>' . (time() - $parameter) . ' AND itemid=' . $item['itemid'];
$result = DBselect($sql);
if (null === ($row = DBfetch($result)) || null === $row['value']) {
$label = str_replace($expr, '(' . S_NO_DATA_SMALL . ')', $label);
} else {
$label = str_replace($expr, convert_units($row['value'], $item['units']), $label);
}
}
}
}
return $label;
}
if ($data['pageFilter']->groupid > 0) {
$options['groupids'] = $data['pageFilter']->groupid;
}
$data['hosts'] = API::Host()->get($options);
// copy some inventory fields to the uppers array level for sorting
// and filter out hosts if we are using filter
foreach ($data['hosts'] as $num => $host) {
$data['hosts'][$num]['pr_name'] = $host['inventory']['name'];
$data['hosts'][$num]['pr_type'] = $host['inventory']['type'];
$data['hosts'][$num]['pr_os'] = $host['inventory']['os'];
$data['hosts'][$num]['pr_serialno_a'] = $host['inventory']['serialno_a'];
$data['hosts'][$num]['pr_tag'] = $host['inventory']['tag'];
$data['hosts'][$num]['pr_macaddress_a'] = $host['inventory']['macaddress_a'];
// if we are filtering by inventory field
if (!empty($data['filterField']) && !empty($data['filterFieldValue'])) {
// must we filter exactly or using a substring (both are case insensitive)
$match = $data['filterExact'] ? zbx_strtolower($data['hosts'][$num]['inventory'][$data['filterField']]) === zbx_strtolower($data['filterFieldValue']) : zbx_strpos(zbx_strtolower($data['hosts'][$num]['inventory'][$data['filterField']]), zbx_strtolower($data['filterFieldValue'])) !== false;
if (!$match) {
unset($data['hosts'][$num]);
}
}
}
order_result($data['hosts'], getPageSortField('name'), getPageSortOrder());
}
}
$data['paging'] = getPagingLine($data['hosts']);
$hostinventoriesView = new CView('inventory.host.list', $data);
$hostinventoriesView->render();
$hostinventoriesView->show();
}
require_once dirname(__FILE__) . '/include/page_footer.php';
function hide_form_items(&$obj)
{
if (is_array($obj)) {
foreach ($obj as $id => $item) {
hide_form_items($obj[$id]);
// attention recursion
}
} elseif (is_object($obj)) {
$formObjects = array('cform', 'ccheckbox', 'cselect', 'cbutton', 'csubmit', 'cbuttonqmessage', 'cbuttondelete', 'cbuttoncancel');
if (is_object($obj) && str_in_array(zbx_strtolower(get_class($obj)), $formObjects)) {
$obj = SPACE;
}
if (isset($obj->items) && !empty($obj->items)) {
foreach ($obj->items as $id => $item) {
hide_form_items($obj->items[$id]);
// attention recursion
}
}
} else {
foreach (array('<form', '<input', '<select') as $item) {
if (zbx_strpos($obj, $item) !== false) {
$obj = SPACE;
}
}
}
}
$itemtype = get_request('itemtype', 0);
$cmbTypes = new CComboBox('itemtype', $itemtype, 'javascript: submit();');
foreach ($allowed_item_types as $type) {
$cmbTypes->addItem($type, item_type2str($type));
}
$frmTitle->addItem(array(_('Type'), SPACE, $cmbTypes));
}
if (str_in_array($srctbl, array('triggers', 'items', 'applications', 'graphs'))) {
$frmTitle->addItem(array(SPACE, _('Host'), SPACE, $pageFilter->getHostsCB()));
}
}
if (str_in_array($srctbl, array('applications', 'triggers'))) {
if (zbx_empty($noempty)) {
$value1 = isset($_REQUEST['dstfld1']) && zbx_strpos($_REQUEST['dstfld1'], 'id') !== false ? 0 : '';
$value2 = isset($_REQUEST['dstfld2']) && zbx_strpos($_REQUEST['dstfld2'], 'id') !== false ? 0 : '';
$value3 = isset($_REQUEST['dstfld3']) && zbx_strpos($_REQUEST['dstfld3'], 'id') !== false ? 0 : '';
$epmtyScript = get_window_opener($dstfrm, $dstfld1, $value1);
$epmtyScript .= get_window_opener($dstfrm, $dstfld2, $value2);
$epmtyScript .= get_window_opener($dstfrm, $dstfld3, $value3);
$epmtyScript .= ' close_window(); return false;';
$frmTitle->addItem(array(SPACE, new CButton('empty', _('Empty'), $epmtyScript)));
}
}
show_table_header($page['title'], $frmTitle);
insert_js_function('addSelectedValues');
insert_js_function('addValues');
insert_js_function('addValue');
/*
* User group
*/
if ($srctbl == 'usrgrp') {
function str_replace_first($search, $replace, $subject)
{
$pos = zbx_strpos($subject, $search);
if ($pos !== false) {
$subject = zbx_substr_replace($subject, $replace, $pos, zbx_strlen($search));
}
return $subject;
}
public function __construct($url = null)
{
$this->url = null;
$this->port = null;
$this->host = null;
$this->protocol = null;
$this->username = null;
$this->password = null;
$this->file = null;
$this->reference = null;
$this->path = null;
$this->query = null;
$this->arguments = array();
if (empty($url)) {
$this->formatGetArguments();
// $protocol = (zbx_strpos(zbx_strtolower($_SERVER['SERVER_PROTOCOL']), 'shttp') !== false)?'shttp':'http';
$protocol = isset($_SERVER['HTTPS']) && $_SERVER['HTTPS'] == 'on' || $_SERVER['SERVER_PORT'] == 443 ? 'https' : 'http';
$this->url = $url = $protocol . '://' . $_SERVER['SERVER_NAME'] . ':' . $_SERVER['SERVER_PORT'] . $_SERVER['SCRIPT_NAME'] . '?' . $this->getQuery();
} else {
$this->url = $url;
$tmp_pos = zbx_strpos($this->url, '?');
$this->query = $tmp_pos !== false ? substr($this->url, $tmp_pos + 1) : '';
$tmp_pos = zbx_strpos($this->query, '#');
if ($tmp_pos !== false) {
$this->query = zbx_substring($this->query, 0, $tmp_pos);
}
$this->formatArguments($this->query);
}
$protocolSepIndex = zbx_strpos($this->url, '://');
if ($protocolSepIndex !== false) {
$this->protocol = zbx_strtolower(zbx_substring($this->url, 0, $protocolSepIndex));
$this->host = substr($this->url, $protocolSepIndex + 3);
$tmp_pos = zbx_strpos($this->host, '/');
if ($tmp_pos !== false) {
$this->host = zbx_substring($this->host, 0, $tmp_pos);
}
$atIndex = zbx_strpos($this->host, '@');
if ($atIndex !== false) {
$credentials = zbx_substring($this->host, 0, $atIndex);
$colonIndex = zbx_strpos(credentials, ':');
if ($colonIndex !== false) {
$this->username = zbx_substring($credentials, 0, $colonIndex);
$this->password = substr($credentials, $colonIndex);
} else {
$this->username = $credentials;
}
$this->host = substr($this->host, $atIndex + 1);
}
$host_ipv6 = zbx_strpos($this->host, ']');
if ($host_ipv6 !== false) {
if ($host_ipv6 < zbx_strlen($this->host) - 1) {
$host_ipv6++;
$host_less = substr($this->host, $host_ipv6);
$portColonIndex = zbx_strpos($host_less, ':');
if ($portColonIndex !== false) {
$this->host = zbx_substring($this->host, 0, $host_ipv6);
$this->port = substr($host_less, $portColonIndex + 1);
}
}
} else {
$portColonIndex = zbx_strpos($this->host, ':');
if ($portColonIndex !== false) {
$this->port = substr($this->host, $portColonIndex + 1);
$this->host = zbx_substring($this->host, 0, $portColonIndex);
}
}
$this->file = substr($this->url, $protocolSepIndex + 3);
$this->file = substr($this->file, zbx_strpos($this->file, '/'));
if ($this->file == $this->host) {
$this->file = '';
}
} else {
$this->file = $this->url;
}
$tmp_pos = zbx_strpos($this->file, '?');
if ($tmp_pos !== false) {
$this->file = zbx_substring($this->file, 0, $tmp_pos);
}
$refSepIndex = zbx_strpos($url, '#');
if ($refSepIndex !== false) {
$this->file = zbx_substring($this->file, 0, $refSepIndex);
$this->reference = substr($url, zbx_strpos($url, '#') + 1);
}
$this->path = $this->file;
if (zbx_strlen($this->query) > 0) {
$this->file .= '?' . $this->query;
}
if (zbx_strlen($this->reference) > 0) {
$this->file .= '#' . $this->reference;
}
if (isset($_COOKIE['zbx_sessionid'])) {
$this->setArgument('sid', substr($_COOKIE['zbx_sessionid'], 16, 16));
}
}
$options['groupids'] = $pageFilter->groupid;
}
$hosts = API::Host()->get($options);
// copy some inventory fields to the uppers array level for sorting
// and filter out hosts if we are using filter
foreach ($hosts as $num => $host) {
$hosts[$num]['pr_name'] = $host['inventory']['name'];
$hosts[$num]['pr_type'] = $host['inventory']['type'];
$hosts[$num]['pr_os'] = $host['inventory']['os'];
$hosts[$num]['pr_serialno_a'] = $host['inventory']['serialno_a'];
$hosts[$num]['pr_tag'] = $host['inventory']['tag'];
$hosts[$num]['pr_macaddress_a'] = $host['inventory']['macaddress_a'];
// if we are filtering by inventory field
if (!empty($_REQUEST['filter_field']) && !empty($_REQUEST['filter_field_value'])) {
// must we filter exactly or using a substring (both are case insensitive)
$match = $_REQUEST['filter_exact'] ? zbx_strtolower($hosts[$num]['inventory'][$_REQUEST['filter_field']]) === zbx_strtolower($_REQUEST['filter_field_value']) : zbx_strpos(zbx_strtolower($hosts[$num]['inventory'][$_REQUEST['filter_field']]), zbx_strtolower($_REQUEST['filter_field_value'])) !== false;
if (!$match) {
unset($hosts[$num]);
}
}
}
order_result($hosts, getPageSortField('name'), getPageSortOrder());
$paging = getPagingLine($hosts);
foreach ($hosts as $host) {
$host_groups = array();
foreach ($host['groups'] as $group) {
$host_groups[] = $group['name'];
}
natsort($host_groups);
$host_groups = implode(', ', $host_groups);
$row = array(get_node_name_by_elid($host['hostid']), new CLink($host['name'], '?hostid=' . $host['hostid'] . url_param('groupid')), $host_groups, zbx_str2links($host['inventory']['name']), zbx_str2links($host['inventory']['type']), zbx_str2links($host['inventory']['os']), zbx_str2links($host['inventory']['serialno_a']), zbx_str2links($host['inventory']['tag']), zbx_str2links($host['inventory']['macaddress_a']));
function validate_expression($expression)
{
global $ZBX_TR_EXPR_SIMPLE_MACROS, $ZBX_TR_EXPR_REPLACE_TO, $ZBX_TR_EXPR_ALLOWED_FUNCTIONS;
if (empty($expression)) {
error(S_EXPRESSION_CANNOT_BE_EMPTY);
return false;
}
$expr = $expression;
$h_status = array();
$item_count = 0;
// Replace all {server:key.function(param)} and {MACRO} with '$ZBX_TR_EXPR_REPLACE_TO'
// while(ereg(ZBX_EREG_EXPRESSION_TOKEN_FORMAT, $expr, $arr)){
while (preg_match('/' . ZBX_PREG_EXPRESSION_TOKEN_FORMAT . '/u', $expr, $arr)) {
if ($arr[ZBX_EXPRESSION_MACRO_ID] && !isset($ZBX_TR_EXPR_SIMPLE_MACROS[$arr[ZBX_EXPRESSION_MACRO_ID]])) {
error('Unknown macro [' . $arr[ZBX_EXPRESSION_MACRO_ID] . ']');
return false;
} else {
if (!$arr[ZBX_EXPRESSION_MACRO_ID]) {
$host =& $arr[ZBX_EXPRESSION_SIMPLE_EXPRESSION_ID + ZBX_SIMPLE_EXPRESSION_HOST_ID];
$key =& $arr[ZBX_EXPRESSION_SIMPLE_EXPRESSION_ID + ZBX_SIMPLE_EXPRESSION_KEY_ID];
$function =& $arr[ZBX_EXPRESSION_SIMPLE_EXPRESSION_ID + ZBX_SIMPLE_EXPRESSION_FUNCTION_NAME_ID];
$parameter =& $arr[ZBX_EXPRESSION_SIMPLE_EXPRESSION_ID + ZBX_SIMPLE_EXPRESSION_FUNCTION_PARAM_ID];
// Check host
$sql = 'SELECT COUNT(*) as cnt,min(status) as status,min(hostid) as hostid ' . ' FROM hosts h ' . ' WHERE h.host=' . zbx_dbstr($host) . ' AND ' . DBin_node('h.hostid', false) . ' AND status IN (' . HOST_STATUS_MONITORED . ',' . HOST_STATUS_NOT_MONITORED . ',' . HOST_STATUS_TEMPLATE . ') ';
$row = DBfetch(DBselect($sql));
if ($row['cnt'] == 0) {
error(S_NO_SUCH_HOST . ' (' . $host . ')');
return false;
} else {
if ($row['cnt'] != 1) {
error(S_TOO_MANY_HOSTS . ' (' . $host . ')');
return false;
}
}
$h_status[$row['status']][$row['hostid']] = $row['cnt'];
// Check key
$sql = 'SELECT i.itemid,i.value_type ' . ' FROM hosts h,items i ' . ' WHERE h.host=' . zbx_dbstr($host) . ' AND i.key_=' . zbx_dbstr($key) . ' AND h.hostid=i.hostid ' . ' AND ' . DBin_node('h.hostid', false);
if (!($item = DBfetch(DBselect($sql)))) {
error(S_NO_SUCH_MONITORED_PARAMETER . ' (' . $key . ') ' . S_FOR_HOST_SMALL . ' (' . $host . ')');
return false;
}
// Check function
if (!isset($ZBX_TR_EXPR_ALLOWED_FUNCTIONS[$function])) {
error(S_UNKNOWN_FUNCTION . SPACE . '[' . $function . ']');
return false;
}
$fnc_valid =& $ZBX_TR_EXPR_ALLOWED_FUNCTIONS[$function];
if (is_array($fnc_valid['item_types']) && !uint_in_array($item['value_type'], $fnc_valid['item_types'])) {
$allowed_types = array();
foreach ($fnc_valid['item_types'] as $type) {
$allowed_types[] = item_value_type2str($type);
}
info(S_FUNCTION . ' (' . $function . ') ' . S_AVAILABLE_ONLY_FOR_ITEMS_WITH_VALUE_TYPES_SMALL . ' [' . implode(',', $allowed_types) . ']');
error(S_INCORRECT_VALUE_TYPE . ' [' . item_value_type2str($item['value_type']) . '] ' . S_FOR_FUNCTION_SMALL . ' (' . $function . ') ' . S_OF_KEY_SMALL . ' (' . $host . ':' . $key . ')');
return false;
}
if (!is_null($fnc_valid['args'])) {
$parameter = zbx_get_params($parameter);
if (!is_array($fnc_valid['args'])) {
$fnc_valid['args'] = array($fnc_valid['args']);
}
foreach ($fnc_valid['args'] as $pid => $params) {
if (!isset($parameter[$pid])) {
if (!isset($params['mandat'])) {
continue;
} else {
error(S_MISSING_MANDATORY_PARAMETER_FOR_FUNCTION . ' (' . $function . ')');
return false;
}
}
if (preg_match('/^' . ZBX_PREG_EXPRESSION_USER_MACROS . '$/', $parameter[$pid])) {
continue;
}
if ('sec' == $params['type'] && validate_sec($parameter[$pid]) != 0) {
error('[' . $parameter[$pid] . '] ' . S_NOT_FLOAT_OR_MACRO_FOR_FUNCTION_SMALL . ' (' . $function . ')');
return false;
}
if ('sec_num' == $params['type'] && validate_secnum($parameter[$pid]) != 0) {
error('[' . $parameter[$pid] . '] ' . S_NOT_FLOAT_OR_MACRO_OR_COUNTER_FOR_FUNCTION_SMALL . ' (' . $function . ')');
return false;
}
}
}
$item_count++;
}
}
$expr = $arr[ZBX_EXPRESSION_LEFT_ID] . $ZBX_TR_EXPR_REPLACE_TO . $arr[ZBX_EXPRESSION_RIGHT_ID];
}
if ($item_count == 0) {
error(S_ITEM_KEY_MUST_BE_USED_IN_TRIGGER_EXPRESSION);
return false;
}
if (isset($h_status[HOST_STATUS_TEMPLATE]) && (count($h_status) > 1 || count($h_status[HOST_STATUS_TEMPLATE]) > 1)) {
error(S_INCORRECT_TRIGGER_EXPRESSION . '.' . SPACE . S_YOU_CAN_NOT_USE_TEMPLATE_HOSTS_MIXED_EXPR);
return false;
}
// Replace all calculations and numbers with '$ZBX_TR_EXPR_REPLACE_TO'
$expt_number = '(' . $ZBX_TR_EXPR_REPLACE_TO . '|' . ZBX_PREG_NUMBER . '|' . ZBX_PREG_EXPRESSION_USER_MACROS . ')';
$expt_term = '((\\(' . $expt_number . '\\))|(' . $expt_number . '))';
$expr_format = '((' . $expt_term . ZBX_PREG_SPACES . ZBX_PREG_SIGN . ZBX_PREG_SPACES . $expt_term . ')|(\\(' . $expt_term . '\\)))';
$expr_full_format = '((\\(' . $expr_format . '\\))|(' . $expr_format . '))';
while ($res = preg_match('/' . $expr_full_format . '(.*)$/u', $expr, $arr)) {
$expr = substr($expr, 0, zbx_strpos($expr, $arr[1])) . $ZBX_TR_EXPR_REPLACE_TO . $arr[82];
}
/* OLD EREG
//Replace all calculations and numbers with '$ZBX_TR_EXPR_REPLACE_TO'
$expt_number = '('.$ZBX_TR_EXPR_REPLACE_TO.'|'.ZBX_EREG_NUMBER.'|'.ZBX_EREG_EXPRESSION_USER_MACROS.')';
$expt_term = '((\('.$expt_number.'\))|('.$expt_number.'))';
$expr_format = '(('.$expt_term.ZBX_EREG_SPACES.ZBX_EREG_SIGN.ZBX_EREG_SPACES.$expt_term.')|(\('.$expt_term.'\)))';
$expr_full_format = '((\('.$expr_format.'\))|('.$expr_format.'))';
while($res = ereg($expr_full_format.'([[:print:]]*)$', $expr, $arr)){
$expr = substr($expr, 0, zbx_strpos($expr, $arr[1])).$ZBX_TR_EXPR_REPLACE_TO.$arr[58];
}
*/
if ($ZBX_TR_EXPR_REPLACE_TO != $expr) {
error(S_INCORRECT_TRIGGER_EXPRESSION . '. [' . str_replace($ZBX_TR_EXPR_REPLACE_TO, ' ... ', $expr) . ']');
return false;
}
return true;
}
