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cmd.php
executable file
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cmd.php
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#!/usr/bin/env php
<?php
/*
+-------------------------------------------------------------------------+
| Copyright (C) 2004-2023 The Cacti Group |
| |
| This program is free software; you can redistribute it and/or |
| modify it under the terms of the GNU General Public License |
| as published by the Free Software Foundation; either version 2 |
| of the License, or (at your option) any later version. |
| |
| This program is distributed in the hope that it will be useful, |
| but WITHOUT ANY WARRANTY; without even the implied warranty of |
| MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| GNU General Public License for more details. |
+-------------------------------------------------------------------------+
| Cacti: The Complete RRDtool-based Graphing Solution |
+-------------------------------------------------------------------------+
| This code is designed, written, and maintained by the Cacti Group. See |
| about.php and/or the AUTHORS file for specific developer information. |
+-------------------------------------------------------------------------+
| http://www.cacti.net/ |
+-------------------------------------------------------------------------+
*/
require_once(__DIR__ . '/include/cli_check.php');
require_once(CACTI_PATH_LIBRARY . '/snmp.php');
require_once(CACTI_PATH_LIBRARY . '/poller.php');
require_once(CACTI_PATH_LIBRARY . '/rrd.php');
require_once(CACTI_PATH_LIBRARY . '/ping.php');
if (function_exists('pcntl_async_signals')) {
pcntl_async_signals(true);
} else {
declare(ticks = 100);
}
ini_set('max_execution_time', '0');
ini_set('memory_limit', '-1');
// process calling arguments
$parms = $_SERVER['argv'];
array_shift($parms);
$first = null;
$last = null;
$allhost = true;
$debug = false;
$mibs = false;
$mode = 'online';
$sessions = array();
$downhosts = array();
$host_count = 0;
$tot_errors = 0;
$poller_id = $config['poller_id'];
$pmessage = false;
$help = false;
$version = false;
if (cacti_sizeof($parms)) {
foreach ($parms as $parameter) {
if (strpos($parameter, '=')) {
list($arg, $value) = explode('=', $parameter);
} else {
$arg = $parameter;
$value = '';
}
switch ($arg) {
case '--version':
case '-V':
case '-v':
$version = true;
break;
case '--help':
case '-H':
case '-h':
$help = true;
break;
case '--poller':
case '-p':
$pmessage = true;
$poller_id = $value;
break;
case '--first':
case '-f':
$first = $value;
$allhost = false;
break;
case '--last':
case '-l':
$last = $value;
$allhost = false;
break;
case '--mibs':
case '-m':
$mibs = true;
break;
case '--mode':
case '-N':
$mode = $value;
break;
case '--debug':
case '-d':
$debug = true;
break;
default:
print "ERROR: Invalid Argument: ($arg)" . PHP_EOL . PHP_EOL;
display_help();
exit(1);
}
}
}
if ($version) {
display_version();
exit;
}
if ($help) {
display_help();
exit;
}
global $poller_db_cnn_id, $remote_db_cnn_id, $cactiphp, $using_proc_function;
global $poller_id, $sessions, $downhosts, $print_data_to_stdout;
$maxwidth = get_max_column_width();
if ($pmessage) {
cacti_log('Forcing poller to ' . $value, true, 'POLLER', POLLER_VERBOSITY_HIGH);
}
if ($config['poller_id'] > 1 && $config['connection'] == 'online') {
$poller_db_cnn_id = $remote_db_cnn_id;
} else {
$poller_db_cnn_id = false;
}
if ($first == null && $last == null) {
// This is valid
} elseif (!is_numeric($first) || $first < 0) {
cacti_log('FATAL: The first host in the host range is invalid!', true, 'POLLER');
exit(-1);
} elseif (!is_numeric($last) || $last < 0) {
cacti_log('FATAL: The last host in the host range is invalid!', true, 'POLLER');
exit(-1);
} elseif ($last < $first) {
cacti_log('FATAL: The first host must always be less or equal to the last host!', true, 'POLLER');
exit(-1);
}
// verify the poller_id
if (!is_numeric($poller_id) || $poller_id < 1) {
cacti_log('FATAL: The poller needs to be a positive numeric value', true, 'POLLER');
exit(-1);
}
// notify cacti processes that a poller is running
record_cmdphp_started();
$exists = db_fetch_cell_prepared('SELECT COUNT(*)
FROM host
WHERE poller_id = ?',
array($poller_id)
);
if ($exists == 0 && $poller_id > 1) {
record_cmdphp_done();
db_close();
exit(-1);
}
// install signal handlers for UNIX only
if (function_exists('pcntl_signal')) {
pcntl_signal(SIGTERM, 'sig_handler');
pcntl_signal(SIGINT, 'sig_handler');
}
// record the start time
$start = microtime(true);
$poller_interval = read_config_option('poller_interval');
$script_timeout = read_config_option('script_timeout');
$cron_interval = read_config_option('cron_interval');
$active_profiles = read_config_option('active_profiles');
// check arguments
if ($allhost) {
$sql_where1 = '';
$sql_where2 = '';
$sql_where3 = '';
$params1 = array($poller_id);
$params2 = array($poller_id, POLLER_ACTION_SCRIPT_PHP, POLLER_ACTION_SCRIPT_PHP_COUNT);
$params3 = array($poller_interval, $poller_interval, 0, $poller_interval, $poller_id);
} else {
$sql_where0 = 'WHERE poller_id > ?';
$sql_where1 = ' AND ((h.id >= ? AND h.id <= ?) OR h.id IS NULL)';
$sql_where2 = ' AND pi.host_id >= ? AND pi.host_id <= ?';
$sql_where3 = ' AND pi.host_id >= ? AND pi.host_id <= ?';
$params1 = array($poller_id, $first, $last);
$params2 = array($poller_id, POLLER_ACTION_SCRIPT_PHP, POLLER_ACTION_SCRIPT_PHP_COUNT, $first, $last);
if ($cron_interval == $poller_interval) {
$params3 = array($poller_interval, $poller_interval, 0, $poller_interval, $poller_id, $first, $last);
} else {
$params3 = array($poller_interval, $poller_interval, $poller_interval, $poller_interval, $poller_id, $first, $last);
}
}
if ($debug) {
$print_data_to_stdout = true;
$medium = POLLER_VERBOSITY_LOW;
$hmedium = POLLER_VERBOSITY_LOW;
} elseif ($allhost) {
$print_data_to_stdout = true;
$medium = POLLER_VERBOSITY_LOW;
$hmedium = POLLER_VERBOSITY_MEDIUM;
} else {
$print_data_to_stdout = false;
$medium = POLLER_VERBOSITY_MEDIUM;
$hmedium = POLLER_VERBOSITY_MEDIUM;
}
// address potential exploits
input_validate_input_number($first, 'first');
input_validate_input_number($last, 'last');
if (db_column_exists('sites', 'disabled')) {
$sql_where = 'AND IFNULL(s.disabled, "") != "on"';
} else {
$sql_where = '';
}
if ($active_profiles != 1) {
$poller_items = db_fetch_assoc_prepared('SELECT ' . SQL_NO_CACHE . " *
FROM poller_item AS pi
LEFT JOIN host AS h
ON h.id = pi.host_id
LEFT JOIN sites AS s
ON s.id = h.site_id
WHERE pi.poller_id = ?
$sql_where
AND IFNULL(TRIM(h.disabled),'') != 'on'
$sql_where1
AND pi.rrd_next_step <= 0
ORDER by pi.host_id",
$params1
);
$script_server_calls = db_fetch_cell_prepared('SELECT ' . SQL_NO_CACHE . " COUNT(*)
FROM poller_item AS pi
LEFT JOIN host AS h
ON h.id = pi.host_id
LEFT JOIN sites AS s
ON s.id = h.site_id
WHERE pi.poller_id = ?
$sql_where
AND IFNULL(TRIM(h.disabled),'') != 'on'
AND pi.action IN(?, ?)
$sql_where2
AND pi.rrd_next_step <= 0",
$params2
);
// setup next polling interval
db_execute_prepared("UPDATE poller_item AS pi
SET rrd_next_step = IF(rrd_step = ?, 0, IF(rrd_next_step - ? < 0, rrd_step - ?, rrd_next_step - ?))
WHERE poller_id = ?
$sql_where3",
$params3);
} else {
$poller_items = db_fetch_assoc_prepared('SELECT ' . SQL_NO_CACHE . " *
FROM poller_item AS pi
LEFT JOIN host AS h
ON h.id = pi.host_id
LEFT JOIN sites AS s
ON s.id = h.site_id
WHERE pi.poller_id = ?
$sql_where
AND IFNULL(TRIM(h.disabled),'') != 'on'
$sql_where1
ORDER by pi.host_id",
$params1
);
$script_server_calls = db_fetch_cell_prepared('SELECT ' . SQL_NO_CACHE . " COUNT(*)
FROM poller_item AS pi
LEFT JOIN host AS h
ON h.id = pi.host_id
LEFT JOIN sites AS s
ON s.id = h.site_id
WHERE pi.poller_id = ?
$sql_where
AND IFNULL(TRIM(h.disabled),'') != 'on'
AND pi.action IN(?, ?)
$sql_where2",
$params2
);
}
if (cacti_sizeof($poller_items) && read_config_option('poller_enabled') == 'on') {
$host_down = false;
$new_host = true;
$last_host = '';
$output_array = array();
$output_count = 0;
$error_ds = array();
$width_dses = array();
/* startup Cacti php polling server and include the
* include file for script processing
*/
if ($script_server_calls > 0) {
$cactides = array(
0 => array('pipe', 'r'), // stdin is a pipe that the child will read from
1 => array('pipe', 'w'), // stdout is a pipe that the child will write to
2 => array('pipe', 'w') // stderr is a pipe to write to
);
$php_path = read_config_option('path_php_binary');
$command = $php_path . ' -q ' .
CACTI_PATH_BASE . '/script_server.php ' .
' --environ=cmd ' .
' --poller=' . $poller_id .
' --mode=' . $config['connection'];
$cactiphp = proc_open($command, $cactides, $pipes);
$output = fgets($pipes[1], 1024);
if (substr_count($output, 'Started') != 0) {
cacti_log('PHP Script Server Started Properly', $print_data_to_stdout, 'POLLER', POLLER_VERBOSITY_HIGH);
}
$using_proc_function = true;
} else {
$using_proc_function = false;
$cactiphp = false;
}
foreach ($poller_items as $item) {
$ds = $item['local_data_id'];
$host_id = $item['host_id'];
// check for host change
if ($host_id != $last_host) {
$new_host = true;
$host_down = false;
$set_spike_kill = false;
if ($last_host != '') {
$host_end = microtime(true);
if ($output_count > 0) {
cacti_log("Device[$last_host] Writing $output_count items to Poller Output Table", $print_data_to_stdout, 'POLLER', debug_level($host_id, POLLER_VERBOSITY_MEDIUM));
db_execute('INSERT IGNORE INTO poller_output
(local_data_id, rrd_name, time, output)
VALUES ' . implode(', ', $output_array), true, $poller_db_cnn_id);
if (read_config_option('boost_redirect') == 'on' && read_config_option('boost_rrd_update_enable') == 'on') {
db_execute('INSERT IGNORE INTO poller_output_boost
(local_data_id, rrd_name, time, output)
VALUES ' . implode(', ', $output_array), true, $poller_db_cnn_id);
}
$output_array = array();
$output_count = 0;
}
db_execute_prepared(
'UPDATE host
SET polling_time = ?
WHERE id = ?
AND deleted = ""',
array(($host_end - $host_start), $last_host)
);
$errors = cacti_sizeof($error_ds);
cacti_log(sprintf('Device[%d] Time[%3.2f] Items[%d] Errors[%d]', $last_host, $host_end - $host_start, $itemcnt, $errors), $print_data_to_stdout, 'POLLER', $hmedium);
if ($errors > 0) {
if (read_config_option('spine_log_level') == 1) {
cacti_log('WARNING: Invalid Response(s), Errors[' . $errors . '] Device[' . $last_host . '] Thread[1] DS[' . implode(', ', $error_ds) . ']', false, 'POLLER');
}
$tot_errors += $errors;
}
}
$error_ds = array();
$itemcnt = 0;
$host_start = microtime(true);
$host_count++;
}
// ping host, find out if there are re-index checks required
if ($new_host && !empty($host_id)) {
$host_down = ping_and_reindex_check($item, $mibs, $script_timeout);
}
$new_host = false;
$last_host = $host_id;
if (!$host_down) {
$output = collect_device_data($item, $error_ds, $script_timeout);
$itemcnt++;
if (read_config_option('poller_debug') == 'on' && strlen($output) > $maxwidth) {
$width_dses[] = $ds;
$width_errors++;
}
if ($set_spike_kill && !substr_count($output, ':')) {
// insert a U in place of the actual value if the snmp agent restarts
$output_array[] = sprintf('(%d, %s, CURRENT_TIMESTAMP(), "U")', $item['local_data_id'], db_qstr($item['rrd_name']));
} else {
// otherwise, just insert the value received from the poller
$output_array[] = sprintf('(%d, %s, CURRENT_TIMESTAMP(), %s)', $item['local_data_id'], db_qstr($item['rrd_name']), db_qstr($output));
}
if ($output_count > 2000) {
cacti_log("Device[$host_id] Writing $output_count items to Poller Output Table", $print_data_to_stdout, 'POLLER', debug_level($host_id, POLLER_VERBOSITY_MEDIUM));
db_execute('INSERT IGNORE INTO poller_output
(local_data_id, rrd_name, time, output)
VALUES ' . implode(', ', $output_array), true, $poller_db_cnn_id);
if (read_config_option('boost_redirect') == 'on' && read_config_option('boost_rrd_update_enable') == 'on') {
db_execute('INSERT IGNORE INTO poller_output_boost
(local_data_id, rrd_name, time, output)
VALUES ' . implode(', ', $output_array), true, $poller_db_cnn_id);
}
$output_array = array();
$output_count = 0;
} else {
$output_count++;
}
}
// check for an over running poller
$now = microtime(true);
if ($now - $start > $poller_interval) {
cacti_log('WARNING: cmd.php poller has run over its polling interval and therefore is ending');
break;
}
}
// Record the last hosts polling time
$host_end = microtime(true);
// Flush the items to the output table
if ($output_count > 0) {
cacti_log("Device[$host_id] Writing $output_count items to Poller Output Table", $print_data_to_stdout, 'POLLER', debug_level($host_id, POLLER_VERBOSITY_MEDIUM));
db_execute('INSERT IGNORE INTO poller_output
(local_data_id, rrd_name, time, output)
VALUES ' . implode(', ', $output_array), true, $poller_db_cnn_id);
if (read_config_option('boost_redirect') == 'on' && read_config_option('boost_rrd_update_enable') == 'on') {
db_execute('INSERT IGNORE INTO poller_output_boost
(local_data_id, rrd_name, time, output)
VALUES ' . implode(', ', $output_array), true, $poller_db_cnn_id);
}
}
db_execute_prepared(
'UPDATE host
SET polling_time = ?
WHERE id = ?
AND deleted = ""',
array(($host_end - $host_start), $host_id)
);
$errors = cacti_sizeof($error_ds);
cacti_log(sprintf('Device[%d] Time[%3.2f] Items[%d] Errors[%d]', $last_host, $host_end - $host_start, $itemcnt, $errors), $print_data_to_stdout, 'POLLER', $hmedium);
if ($errors > 0) {
if (read_config_option('spine_log_level') == 1) {
cacti_log('WARNING: Invalid Response(s), Errors[' . $errors . '] Device[' . $host_id . '] Thread[1] DS[' . implode(', ', $error_ds) . ']', false, 'POLLER');
}
$tot_errors += $errors;
}
if (cacti_sizeof($width_dses)) {
cacti_log('WARNING: Long Responses Errors[' . cacti_sizeof($width_dses) . '] DS[' . implode(', ', $width_dses) . ']', false, 'POLLER');
}
if ($using_proc_function && $script_server_calls > 0) {
// close php server process
@fwrite($pipes[0], "quit\r\n");
fclose($pipes[0]);
fclose($pipes[1]);
fclose($pipes[2]);
$return_value = proc_close($cactiphp);
}
// take time and log performance data
$end = microtime(true);
cacti_log(sprintf(
'Time: %01.4f s, ' .
'Poller: %s, ' .
'Threads: N/A, ' .
'Devices: %d, ' .
'Items: %d, ' .
'Errors: %d',
round($end - $start, 4),
$poller_id,
$host_count,
cacti_sizeof($poller_items),
$tot_errors
), $print_data_to_stdout, 'POLLER', $medium);
} else {
cacti_log('NOTE: There are no items in your poller for this polling cycle!', true, 'POLLER', $medium);
}
// record the process as having completed
record_cmdphp_done();
// close the database connection
db_close();
exit(0);
// function to assist in logging
function debug_level($host_id, $level) {
global $debug;
static $debug_enabled = array();
if (!is_bool($debug_enabled[$host_id] ?? null)) {
if ($debug) {
$debug_enabled[$host_id] = true;
} else {
$debug_enabled[$host_id] = is_device_debug_enabled($host_id);
}
}
$level = $debug_enabled[$host_id] ? POLLER_VERBOSITY_NONE : $level;
return $level;
}
// let the poller server know about cmd.php being finished
function record_cmdphp_done($pid = '') {
global $poller_id, $poller_db_cnn_id;
if ($pid == '') {
$pid = getmypid();
}
db_execute_prepared(
'UPDATE poller_time
SET end_time=NOW()
WHERE poller_id = ?
AND pid = ?',
array($poller_id, $pid),
true,
$poller_db_cnn_id
);
}
// let cacti processes know that a poller has started
function record_cmdphp_started() {
global $poller_id, $poller_db_cnn_id;
db_execute_prepared(
"INSERT INTO poller_time
(poller_id, pid, start_time, end_time)
VALUES (?, ?, NOW(), '0000-00-00 00:00:00')",
array($poller_id, getmypid()),
true,
$poller_db_cnn_id
);
}
function open_snmp_session($host_id, &$item) {
global $sessions, $downhosts;
if (!isset($item['max_oids'])) {
$item['max_oids'] = read_config_option('max_get_size');
}
if (!isset($sessions[$host_id . '_' . $item['snmp_version'] . '_' . $item['snmp_port']]) && !isset($downhosts[$host_id . '_' . $item['snmp_version'] . '_' . $item['snmp_port']])) {
$sessions[$host_id . '_' . $item['snmp_version'] . '_' . $item['snmp_port']] = cacti_snmp_session(
$item['hostname'],
$item['snmp_community'],
$item['snmp_version'],
$item['snmp_username'],
$item['snmp_password'],
$item['snmp_auth_protocol'],
$item['snmp_priv_passphrase'],
$item['snmp_priv_protocol'],
$item['snmp_context'],
$item['snmp_engine_id'],
$item['snmp_port'],
$item['snmp_timeout'],
read_config_option('snmp_retries'),
$item['max_oids']
);
if ($sessions[$host_id . '_' . $item['snmp_version'] . '_' . $item['snmp_port']] === false) {
unset($sessions[$host_id . '_' . $item['snmp_version'] . '_' . $item['snmp_port']]);
$downhosts[$host_id . '_' . $item['snmp_version'] . '_' . $item['snmp_port']] = true;
return false;
}
}
return $sessions[$host_id . '_' . $item['snmp_version'] . '_' . $item['snmp_port']];
}
function snmp_mark_host_down($host_id, &$item) {
global $sessions, $downhosts;
unset($sessions[$host_id . '_' . $item['snmp_version'] . '_' . $item['snmp_port']]);
$downhosts[$host_id . '_' . $item['snmp_version'] . '_' . $item['snmp_port']] = true;
}
function update_system_mibs($host_id) {
$system_mibs = array(
'snmp_sysDescr' => '.1.3.6.1.2.1.1.1.0',
'snmp_sysObjectID' => '.1.3.6.1.2.1.1.2.0',
'snmp_sysUpTimeInstanceAlt' => '.1.3.6.1.6.3.10.2.1.3.0',
'snmp_sysUpTimeInstance' => '.1.3.6.1.2.1.1.3.0',
'snmp_sysContact' => '.1.3.6.1.2.1.1.4.0',
'snmp_sysName' => '.1.3.6.1.2.1.1.5.0',
'snmp_sysLocation' => '.1.3.6.1.2.1.1.6.0'
);
$h = db_fetch_row_prepared('SELECT * FROM host WHERE id = ?', array($host_id));
if (cacti_sizeof($h)) {
$session = open_snmp_session($host_id, $h);
$uptimeAltFound = false;
$uptime = false;
if ($session !== false) {
foreach ($system_mibs as $name => $oid) {
$value = cacti_snmp_session_get($session, $oid);
if ($name == 'snmp_sysUpTimeInstanceAlt' && $value > 0) {
$uptime = $value * 100;
$uptimeAltFound = true;
} elseif ($name == 'snmp_sysUpTimeInstance' && !$uptimeAltFound) {
$uptime = $value;
} elseif ($name != 'snmp_sysUpTimeInstanceAlt' && !empty($value)) {
db_execute_prepared(
"UPDATE host SET $name = ?
WHERE deleted = ''
AND id = ?",
array($value, $host_id)
);
}
}
if ($uptime !== false) {
db_execute_prepared(
"UPDATE host SET snmp_sysUpTimeInstance = ?
WHERE deleted = ''
AND id = ?",
array($uptime, $host_id)
);
}
} else {
cacti_log("WARNING: Unable to open session for System Mib collection for Device[$host_id]", false, 'POLLER');
}
}
}
function collect_device_data(&$item, &$error_ds, $script_timeout) {
global $print_data_to_stdout, $using_proc_function, $pipes, $cactiphp;
$thread_start = microtime(true);
$ds = $item['local_data_id'];
$host_id = $item['host_id'];
$output = 'U';
switch ($item['action']) {
case POLLER_ACTION_SNMP:
if (($item['snmp_version'] == 0) || (($item['snmp_community'] == '') && ($item['snmp_version'] != 3))) {
cacti_log("Device[$host_id] DS[$ds] ERROR: Invalid SNMP Data Source. Please either delete it from the database, or correct it.", $print_data_to_stdout, 'POLLER');
$output = 'U';
} else {
$session = open_snmp_session($host_id, $item);
if ($session !== false) {
$output = cacti_snmp_session_get($session, $item['arg1'], true);
if (!is_numeric($output)) {
if (prepare_validate_result($output) == false) {
$error_ds[$ds] = $ds;
if (read_config_option('spine_log_level') == 2) {
cacti_log("WARNING: Invalid Response, Device[$host_id] DS[$ds] OID:" . $item['arg1'] . ", output: $output", $print_data_to_stdout, 'POLLER');
}
$output = 'U';
}
}
} else {
snmp_mark_host_down($host_id, $item);
$output = 'U';
$error_ds[$ds] = $ds;
if (read_config_option('spine_log_level') == 2) {
cacti_log("WARNING: Invalid Response, Device[$host_id] DS[$ds] OID:" . $item['arg1'] . ', output: U', $print_data_to_stdout, 'POLLER');
}
}
}
$total_time = (microtime(true) - $thread_start) * 1000;
cacti_log("Device[$host_id] DS[$ds] TT[" . round($total_time, 2) . '] SNMP: v' . $item['snmp_version'] . ': ' . $item['hostname'] . ', dsname: ' . $item['rrd_name'] . ', oid: ' . $item['arg1'] . ", output: $output", $print_data_to_stdout, 'POLLER', debug_level($host_id, POLLER_VERBOSITY_MEDIUM));
break;
case POLLER_ACTION_SCRIPT:
$output = trim(exec_poll($item['arg1'], $script_timeout));
if ($output == 'U') {
$error_ds[$ds] = $ds;
if (read_config_option('spine_log_level') == 2) {
cacti_log("WARNING: Invalid Response, Device[$host_id] DS[$ds] SCRIPT: " . $item['arg1'] . ', output: U', $print_data_to_stdout, 'POLLER');
}
} elseif (!is_numeric($output)) {
if (prepare_validate_result($output) == false) {
$error_ds[$ds] = $ds;
if (read_config_option('spine_log_level') == 2) {
cacti_log("WARNING: Invalid Response, Device[$host_id] DS[$ds] SCRIPT: " . $item['arg1'] . ", output: $output", $print_data_to_stdout, 'POLLER');
}
}
}
$total_time = (microtime(true) - $thread_start) * 1000;
cacti_log("Device[$host_id] DS[$ds] TT[" . round($total_time, 2) . '] SCRIPT: ' . $item['arg1'] . ", output: $output", $print_data_to_stdout, 'POLLER', debug_level($host_id, POLLER_VERBOSITY_MEDIUM));
break;
case POLLER_ACTION_SCRIPT_PHP:
$output = trim(str_replace("\n", '', exec_poll_php($item['arg1'], $using_proc_function, $pipes, $cactiphp)));
if ($output == 'U') {
$error_ds[$ds] = $ds;
if (read_config_option('spine_log_level') == 2) {
cacti_log("WARNING: Invalid Response, Device[$host_id] DS[$ds] SERVER: " . $item['arg1'] . ', output: U', $print_data_to_stdout, 'POLLER');
}
} elseif (!is_numeric($output)) {
if (prepare_validate_result($output) == false) {
$error_ds[$ds] = $ds;
if (read_config_option('spine_log_level') == 2) {
cacti_log("WARNING: Invalid Response, Device[$host_id] DS[$ds] SERVER: " . $item['arg1'] . ", output: $output", $print_data_to_stdout, 'POLLER');
}
}
}
$total_time = (microtime(true) - $thread_start) * 1000;
cacti_log("Device[$host_id] DS[$ds] TT[" . round($total_time, 2) . '] SERVER: ' . $item['arg1'] . ", output: $output", $print_data_to_stdout, 'POLLER', debug_level($host_id, POLLER_VERBOSITY_MEDIUM));
break;
default:
$error_ds[$ds] = $ds;
cacti_log("Device[$host_id] DS[$ds] ERROR: Invalid polling option: " . $item['action'], $print_data_to_stdout, 'POLLER');
}
return $output;
}
function ping_and_reindex_check(&$item, $mibs, $script_timeout) {
global $poller_id, $print_data_to_stdout, $set_spike_kill, $poller_db_cnn_id, $pipes, $cactiphp, $using_proc_function;
$ping = new Net_Ping;
$host_id = $item['host_id'];
$host = db_fetch_row_prepared('SELECT hostname, ping_port, ping_method, ping_retries, ping_timeout, availability_method
FROM host
WHERE id = ?',
array($host_id)
);
$ping->host = $item;
$ping->port = $host['ping_port'];
// perform the appropriate ping check of the host
if ($ping->ping($host['availability_method'], $host['ping_method'], $host['ping_timeout'], $host['ping_retries'])) {
$host_down = false;
update_host_status(HOST_UP, $host_id, $ping, $host['availability_method'], $print_data_to_stdout);
cacti_log("Device[$host_id] STATUS: Device '" . $item['hostname'] . "' is UP.", $print_data_to_stdout, 'POLLER', debug_level($host_id, POLLER_VERBOSITY_DEBUG));
if ($mibs && $host['availability_method'] != 0 && $host['availability_method'] != 3) {
update_system_mibs($host_id);
}
} else {
$host_down = true;
update_host_status(HOST_DOWN, $host_id, $ping, $host['availability_method'], $print_data_to_stdout);
cacti_log("Device[$host_id] STATUS: Device '" . $item['hostname'] . "' is Down.", $print_data_to_stdout, 'POLLER', debug_level($host_id, POLLER_VERBOSITY_DEBUG));
}
if (!$host_down) {
// do the reindex check for this host
$reindex = db_fetch_assoc_prepared('SELECT ' . SQL_NO_CACHE . ' pr.data_query_id, pr.action,
pr.op, pr.assert_value, pr.arg1
FROM poller_reindex AS pr
WHERE pr.host_id=?',
array($item['host_id'])
);
if (cacti_sizeof($reindex)) {
cacti_log("Device[$host_id] RECACHE: Processing " . cacti_sizeof($reindex) . " items in the auto reindex cache for '" . $item['hostname'] . "'.", $print_data_to_stdout, 'POLLER', debug_level($host_id, POLLER_VERBOSITY_DEBUG));
foreach ($reindex as $index_item) {
$assert_fail = false;
switch ($index_item['action']) {
case POLLER_ACTION_SNMP:
$session = open_snmp_session($host_id, $item);
if ($session !== false) {
if (trim($index_item['arg1']) == '.1.3.6.1.2.1.1.3.0') {
$output = cacti_snmp_session_get($session, '.1.3.6.1.6.3.10.2.1.3.0');
if ($output > 0) {
$output *= 100;
} else {
$output = cacti_snmp_session_get($session, $index_item['arg1']);
}
} else {
$output = cacti_snmp_session_get($session, $index_item['arg1']);
}
} else {
$output = 'U';
}
cacti_log("Device[$host_id] DQ[" . $index_item['data_query_id'] . '] RECACHE OID: ' . $index_item['arg1'] . ', (assert:' . $index_item['assert_value'] . ' ' . $index_item['op'] . ' output:' . $output . ')', $print_data_to_stdout, 'POLLER', debug_level($host_id, POLLER_VERBOSITY_MEDIUM));
break;
case POLLER_ACTION_SCRIPT:
$output = trim(exec_poll($index_item['arg1'], $script_timeout));
if (!is_numeric($output)) {
if (prepare_validate_result($output) == false) {
if (strlen($output) > 20) {
$strout = 20;
} else {
$strout = strlen($output);
}
cacti_log("Device[$host_id] DQ[" . $index_item['data_query_id'] . '] RECACHE Warning: Result from Script not valid. Partial Result: ' . substr($output, 0, $strout), $print_data_to_stdout, 'POLLER');
}
}
cacti_log("Device[$host_id] DQ[" . $index_item['data_query_id'] . '] RECACHE SCRIPT: ' . $index_item['arg1'] . ", output: $output", $print_data_to_stdout, 'POLLER', debug_level($host_id, POLLER_VERBOSITY_MEDIUM));
break;
case POLLER_ACTION_SCRIPT_PHP:
$output = trim(str_replace("\n", '', exec_poll_php($index_item['arg1'], $using_proc_function, $pipes, $cactiphp)));
if (!is_numeric($output)) {
if (prepare_validate_result($output) == false) {
if (strlen($output) > 20) {
$strout = 20;
} else {
$strout = strlen($output);
}
cacti_log("Device[$host_id] DQ[" . $index_item['data_query_id'] . '] RECACHE WARNING: Result from Script Server not valid. Partial Result: ' . substr($output, 0, $strout), $print_data_to_stdout, 'POLLER');
}
}
cacti_log("Device[$host_id] DQ[" . $index_item['data_query_id'] . '] RECACHE SERVER: ' . $index_item['arg1'] . ", output: $output", $print_data_to_stdout, 'POLLER', debug_level($host_id, POLLER_VERBOSITY_MEDIUM));
break;
case POLLER_ACTION_SNMP_COUNT:
$session = open_snmp_session($host_id, $item);
if ($session !== false) {
$output = cacti_sizeof(cacti_snmp_session_walk($session, $index_item['arg1']));
} else {
$output = 'U';
}
cacti_log("Device[$host_id] DQ[" . $index_item['data_query_id'] . '] RECACHE OID COUNT: ' . $index_item['arg1'] . ', output: ' . $output, $print_data_to_stdout, 'POLLER', debug_level($host_id, POLLER_VERBOSITY_MEDIUM));
break;
case POLLER_ACTION_SCRIPT_COUNT:
// count items found
$script_index_array = exec_into_array($index_item['arg1']);
$output = cacti_sizeof($script_index_array);
cacti_log("Device[$host_id] DQ[" . $index_item['data_query_id'] . '] RECACHE CMD COUNT: ' . $index_item['arg1'] . ", output: $output", $print_data_to_stdout, 'POLLER', debug_level($host_id, POLLER_VERBOSITY_MEDIUM));
break;
case POLLER_ACTION_SCRIPT_PHP_COUNT:
$output = exec_into_array($index_item['arg1']);
$output = cacti_sizeof($output);
cacti_log("Device[$host_id] DQ[" . $index_item['data_query_id'] . '] RECACHE SERVER COUNT: ' . $index_item['arg1'] . ", output: $output", $print_data_to_stdout, 'POLLER', debug_level($host_id, POLLER_VERBOSITY_MEDIUM));
break;
default:
cacti_log("Device[$host_id] DQ[" . $index_item['data_query_id'] . '] RECACHE ERROR: Invalid reindex option: ' . $index_item['action'], $print_data_to_stdout, 'POLLER');
}
/* assert the result with the expected value in the
* db; recache if the assert fails
*/
/* TODO: remove magic ":" from poller_command["command"]; this may interfere with scripts */
if (($index_item['op'] == '=') && ($index_item['assert_value'] != trim($output))) {
cacti_log("Device[$host_id] HT[1] DQ[" . $index_item['data_query_id'] . "] RECACHE ASSERT FAILED '" . $index_item['assert_value'] . '=' . trim($output), $print_data_to_stdout, 'POLLER');
db_execute_prepared(
'REPLACE INTO poller_command
(poller_id, time, action, command)
VALUES (?, NOW(), ?, ?)',
array($poller_id, POLLER_COMMAND_REINDEX, $item['host_id'] . ':' . $index_item['data_query_id']),
true,
$poller_db_cnn_id
);
$assert_fail = true;
} elseif (($index_item['op'] == '>') && ($index_item['assert_value'] < trim($output))) {
cacti_log("Device[$host_id] HT[1] DQ[" . $index_item['data_query_id'] . "] RECACHE ASSERT FAILED '" . $index_item['assert_value'] . '>' . trim($output), $print_data_to_stdout, 'POLLER');
db_execute_prepared(
'REPLACE INTO poller_command
(poller_id, time, action, command)
VALUES (?, NOW(), ?, ?)',
array($poller_id, POLLER_COMMAND_REINDEX, $item['host_id'] . ':' . $index_item['data_query_id']),
true,
$poller_db_cnn_id
);
$assert_fail = true;
} elseif (($index_item['op'] == '<') && ($index_item['assert_value'] > trim($output))) {
cacti_log("Device[$host_id] DQ[" . $index_item['data_query_id'] . "] RECACHE ASSERT FAILED '" . $index_item['assert_value'] . '<' . trim($output), $print_data_to_stdout, 'POLLER');
db_execute_prepared(
'REPLACE INTO poller_command
(poller_id, time, action, command)
VALUES (?, NOW(), ?, ?)',
array($poller_id, POLLER_COMMAND_REINDEX, $item['host_id'] . ':' . $index_item['data_query_id']),
true,
$poller_db_cnn_id
);
$assert_fail = true;
}
/* update 'poller_reindex' with the correct information if:
* 1) the assert fails
* 2) the OP code is > or < meaning the current value could have changed without causing
* the assert to fail */
if (($assert_fail == true) || ($index_item['op'] == '>') || ($index_item['op'] == '<')) {
db_execute_prepared(
'UPDATE poller_reindex
SET assert_value = ?
WHERE host_id = ?
AND data_query_id = ?
AND arg1 = ?',
array($output, $host_id, $index_item['data_query_id'], $index_item['arg1'])