本文整理汇总了PHP中isPingable函数的典型用法代码示例。如果您正苦于以下问题：PHP isPingable函数的具体用法？PHP isPingable怎么用？PHP isPingable使用的例子？那么, 这里精选的函数代码示例或许可以为您提供帮助。
在下文中一共展示了isPingable函数的15个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的PHP代码示例。
示例1: discover_new_device_ip
function discover_new_device_ip($host)
{
global $config;
if (match_network($config['autodiscovery']['ip_nets'], $host)) {
if (isPingable($host)) {
echo "Pingable ";
foreach ($config['snmp']['community'] as $community) {
$device = deviceArray($host, $community, "v2c", "161", "udp", NULL);
print_message("Trying community {$community} ...");
if (isSNMPable($device)) {
echo "SNMPable ";
$snmphost = snmp_get($device, "sysName.0", "-Oqv", "SNMPv2-MIB");
if (dbFetchCell("SELECT COUNT(device_id) FROM devices WHERE sysName = ?", array($snmphost)) == '0') {
$device_id = createHost($snmphost, $community, "v2c", "161", "udp");
$device = device_by_id_cache($device_id, 1);
array_push($GLOBALS['devices'], $device);
return $device_id;
} else {
echo "Already have host with sysName {$snmphost}\n";
}
}
}
}
}
}示例2: perform_snmp_scan
function perform_snmp_scan($net)
{
global $stats, $config, $debug, $vdebug;
echo 'Range: ' . $net->network . '/' . $net->bitmask . PHP_EOL;
$config['snmp']['timeout'] = 1;
$config['snmp']['retries'] = 0;
$config['fping_options']['retries'] = 0;
$start = ip2long($net->network);
$end = ip2long($net->broadcast) - 1;
while ($start++ < $end) {
$stats['count']++;
$host = long2ip($start);
if (match_network($config['autodiscovery']['nets-exclude'], $host)) {
echo '|';
continue;
}
$test = isPingable($host);
if ($test['result'] === false) {
echo '.';
continue;
}
if (ip_exists($host)) {
$stats['known']++;
echo '*';
continue;
}
foreach (array('udp', 'tcp') as $transport) {
try {
addHost(gethostbyaddr($host), '', $config['snmp']['port'], $transport, $config['distributed_poller_group']);
$stats['added']++;
echo '+';
break;
} catch (HostExistsException $e) {
$stats['known']++;
echo '*';
break;
} catch (HostUnreachablePingException $e) {
echo '.';
break;
} catch (HostUnreachableException $e) {
if ($debug) {
print_error($e->getMessage() . " over {$transport}");
foreach ($e->getReasons() as $reason) {
echo " {$reason}\n";
}
}
if ($transport == 'tcp') {
// tried both udp and tcp without success
$stats['failed']++;
echo '-';
}
}
}
}
echo PHP_EOL;
}示例3: discover_new_device_ip
/**
* Observium
*
* This file is part of Observium.
*
* @package observium
* @subpackage discovery
* @subpackage functions
* @author Adam Armstrong <adama@memetic.org>
* @copyright (C) 2006-2014 Adam Armstrong
*
*/
function discover_new_device_ip($host, $source = 'xdp', $protocol = NULL, $device = NULL, $port = NULL)
{
global $config;
print_debug("Discovering possible new device on {$host}");
if ($config['autodiscovery'][$source]) {
if (match_network($config['autodiscovery']['ip_nets'], $host)) {
$db = dbFetchRow("SELECT * FROM ipv4_addresses AS A, ports AS P, devices AS D WHERE A.ipv4_address = ? AND P.port_id = A.port_id AND D.device_id = P.device_id", array($host));
if (is_array($db)) {
print_debug("Already have {$host} on " . $db['hostname']);
} else {
if (isPingable($host)) {
echo "Pingable ";
foreach ($config['snmp']['community'] as $community) {
$newdevice = deviceArray($host, $community, "v2c", "161", "udp", NULL);
print_message("Trying community {$community} ...");
if (isSNMPable($newdevice)) {
echo "SNMPable ";
$snmphost = snmp_get($newdevice, "sysName.0", "-Oqv", "SNMPv2-MIB");
if (dbFetchCell("SELECT COUNT(device_id) FROM devices WHERE sysName = ?", array($snmphost)) == '0') {
$device_id = createHost($snmphost, $community, "v2c", "161", "udp");
$newdevice = device_by_id_cache($device_id, 1);
array_push($GLOBALS['devices'], $newdevice);
if (!$protocol) {
$protocol = strtoupper($source);
}
if ($port) {
humanize_port($port);
log_event("Device autodiscovered through {$protocol} on " . $device['hostname'] . " (port " . $port['label'] . ")", $remote_device_id, 'interface', $port['port_id']);
} else {
log_event("Device autodiscovered through {$protocol} on " . $device['hostname'], $remote_device_id);
}
return $device_id;
} else {
echo "Already have host with sysName {$snmphost}\n";
}
}
}
} else {
print_debug("IP not pingable.");
}
}
} else {
print_debug("Host does not match configured nets");
}
} else {
print_debug("Source {$source} disabled for autodiscovery!");
}
}示例4: perform_snmp_scan
function perform_snmp_scan($net)
{
global $stats, $config, $quiet;
echo 'Range: ' . $net->network . '/' . $net->bitmask . PHP_EOL;
$config['snmp']['timeout'] = 1;
$config['snmp']['retries'] = 0;
$config['fping_options']['retries'] = 0;
$start = ip2long($net->network);
$end = ip2long($net->broadcast) - 1;
while ($start++ < $end) {
$stats['count']++;
$device_id = false;
$host = long2ip($start);
$test = isPingable($host);
if ($test['result'] === false) {
echo '.';
continue;
}
if (ip_exists($host)) {
$stats['known']++;
echo '*';
continue;
}
foreach (array('udp', 'tcp') as $transport) {
if ($device_id !== false && $device_id > 0) {
$stats['added']++;
echo '+';
} else {
if ($device_id === 0) {
$stats['failed']++;
echo '-';
break;
}
}
$device_id = addHost(gethostbyaddr($host), '', $config['snmp']['port'], $transport, $quiet, $config['distributed_poller_group'], 0);
}
}
echo PHP_EOL;
}示例5: add_device
function add_device($host, $snmpver = array(), $port = '161', $transport = 'udp', $error = FALSE)
{
global $config;
// If $error set as TRUE break recursive function execute
if ($error) {
return FALSE;
}
// Reset snmp timeout and retries options for speedup device adding
unset($config['snmp']['timeout'], $config['snmp']['retries']);
list($hostshort) = explode(".", $host);
// Test if host exists in database
if (dbFetchCell("SELECT COUNT(*) FROM `devices` WHERE `hostname` = ?", array($host)) == '0') {
// Test DNS lookup.
if (gethostbyname6($host, TRUE)) {
// Test reachability
if (isPingable($host)) {
// Test directory exists in /rrd/
if (!$config['rrd_override'] && file_exists($config['rrd_dir'] . '/' . $host)) {
print_error("目录 rrd/{$host} 已经存在.");
return FALSE;
}
if (empty($snmpver)) {
foreach (array('v2c', 'v3', 'v1') as $snmpver) {
// Try SNMP v2c, v3 and v1
$ret = add_device($host, $snmpver, $port, $transport, $error);
if ($ret === FALSE) {
$error = TRUE;
} elseif (is_numeric($ret) && $ret > 0) {
return $ret;
}
}
}
if ($snmpver === "v3") {
// Try each set of parameters from config
foreach ($config['snmp']['v3'] as $v3) {
$device = deviceArray($host, NULL, $snmpver, $port, $transport, $v3);
print_message("Trying v3 parameters " . $v3['authname'] . "/" . $v3['authlevel'] . " ... ");
if (isSNMPable($device)) {
if (!check_device_duplicated($device)) {
$device_id = createHost($host, NULL, $snmpver, $port, $transport, $v3);
return $device_id;
}
} else {
print_warning("证书没有回应 " . $v3['authname'] . "/" . $v3['authlevel'] . " using {$snmpver}.");
}
}
} elseif ($snmpver === "v2c" || $snmpver === "v1") {
// Try each community from config
foreach ($config['snmp']['community'] as $community) {
$device = deviceArray($host, $community, $snmpver, $port, $transport, NULL);
print_message("尝试 {$snmpver} community {$community} ...");
if (isSNMPable($device)) {
if (!check_device_duplicated($device)) {
$device_id = createHost($host, $community, $snmpver, $port, $transport);
return $device_id;
}
} else {
print_warning("Community 没有应答 {$community} 使用 {$snmpver}.");
}
}
} else {
print_error("不支持的协议版本 \"{$snmpver}\".");
}
if (!$device_id) {
// Failed SNMP
print_error("不可到达的 {$host} 与给定 SNMP community 使用 {$snmpver}.");
}
} else {
// failed Reachability
print_error("无法 ping {$host}.");
}
} else {
// Failed DNS lookup
print_error("无法解析 {$host}.");
}
} else {
// found in database
print_error("已有设备 {$host}.");
}
return FALSE;
}示例6: poll_device
function poll_device($device, $options)
{
global $config, $device, $polled_devices, $db_stats, $memcache;
$attribs = get_dev_attribs($device['device_id']);
$status = 0;
unset($array);
$device_start = utime();
// Start counting device poll time
echo $device['hostname'] . ' ' . $device['device_id'] . ' ' . $device['os'] . ' ';
if ($config['os'][$device['os']]['group']) {
$device['os_group'] = $config['os'][$device['os']]['group'];
echo '(' . $device['os_group'] . ')';
}
echo "\n";
unset($poll_update);
unset($poll_update_query);
unset($poll_separator);
$poll_update_array = array();
$update_array = array();
$host_rrd = $config['rrd_dir'] . '/' . $device['hostname'];
if (!is_dir($host_rrd)) {
mkdir($host_rrd);
echo "Created directory : {$host_rrd}\n";
}
$address_family = snmpTransportToAddressFamily($device['transport']);
$ping_response = isPingable($device['hostname'], $address_family, $attribs);
$device_perf = $ping_response['db'];
$device_perf['device_id'] = $device['device_id'];
$device_perf['timestamp'] = array('NOW()');
if (can_ping_device($attribs) === true && is_array($device_perf)) {
dbInsert($device_perf, 'device_perf');
}
$device['pingable'] = $ping_response['result'];
$ping_time = $ping_response['last_ping_timetaken'];
$response = array();
$status_reason = '';
if ($device['pingable']) {
$device['snmpable'] = isSNMPable($device);
if ($device['snmpable']) {
$status = '1';
$response['status_reason'] = '';
} else {
echo 'SNMP Unreachable';
$status = '0';
$response['status_reason'] = 'snmp';
}
} else {
echo 'Unpingable';
$status = '0';
$response['status_reason'] = 'icmp';
}
if ($device['status'] != $status) {
$poll_update .= $poll_separator . "`status` = '{$status}'";
$poll_separator = ', ';
dbUpdate(array('status' => $status, 'status_reason' => $response['status_reason']), 'devices', 'device_id=?', array($device['device_id']));
dbInsert(array('importance' => '0', 'device_id' => $device['device_id'], 'message' => 'Device is ' . ($status == '1' ? 'up' : 'down')), 'alerts');
log_event('Device status changed to ' . ($status == '1' ? 'Up' : 'Down'), $device, $status == '1' ? 'up' : 'down');
}
if ($status == '1') {
$graphs = array();
$oldgraphs = array();
if ($options['m']) {
foreach (explode(',', $options['m']) as $module) {
if (is_file('includes/polling/' . $module . '.inc.php')) {
include 'includes/polling/' . $module . '.inc.php';
}
}
} else {
foreach ($config['poller_modules'] as $module => $module_status) {
if ($attribs['poll_' . $module] || $module_status && !isset($attribs['poll_' . $module])) {
// TODO per-module polling stats
include 'includes/polling/' . $module . '.inc.php';
} else {
if (isset($attribs['poll_' . $module]) && $attribs['poll_' . $module] == '0') {
echo "Module [ {$module} ] disabled on host.\n";
} else {
echo "Module [ {$module} ] disabled globally.\n";
}
}
}
}
//end if
if (!$options['m']) {
// FIXME EVENTLOGGING -- MAKE IT SO WE DO THIS PER-MODULE?
// This code cycles through the graphs already known in the database and the ones we've defined as being polled here
// If there any don't match, they're added/deleted from the database.
// Ideally we should hold graphs for xx days/weeks/polls so that we don't needlessly hide information.
foreach (dbFetch('SELECT `graph` FROM `device_graphs` WHERE `device_id` = ?', array($device['device_id'])) as $graph) {
if (isset($graphs[$graph['graph']])) {
$oldgraphs[$graph['graph']] = true;
} else {
dbDelete('device_graphs', '`device_id` = ? AND `graph` = ?', array($device['device_id'], $graph['graph']));
}
}
foreach ($graphs as $graph => $value) {
if (!isset($oldgraphs[$graph])) {
echo '+';
dbInsert(array('device_id' => $device['device_id'], 'graph' => $graph), 'device_graphs');
}
echo $graph . ' ';
//.........这里部分代码省略.........
示例7: add_device
function add_device($host, $snmpver = array(), $port = 161, $transport = 'udp', $error = FALSE)
{
global $config;
// If $error set as TRUE break recursive function execute
if ($error) {
return FALSE;
}
// Reset snmp timeout and retries options for speedup device adding
unset($config['snmp']['timeout'], $config['snmp']['retries']);
$host = trim($host);
list($hostshort) = explode(".", $host);
// Test if host exists in database
if (dbFetchCell("SELECT COUNT(*) FROM `devices` WHERE `hostname` = ?", array($host)) == '0') {
$transport = strtolower($transport);
$try_a = !($transport == 'udp6' || $transport == 'tcp6');
// Use IPv6 only if transport 'udp6' or 'tcp6'
// Test DNS lookup.
$ip = gethostbyname6($host, $try_a);
if ($ip) {
$ip_version = get_ip_version($ip);
// Test reachability
if (isPingable($host)) {
// Test directory exists in /rrd/
if (!$config['rrd_override'] && file_exists($config['rrd_dir'] . '/' . $host)) {
print_error("Directory <observium>/rrd/{$host} already exists.");
return FALSE;
}
// Detect snmp transport
if (stripos($transport, 'tcp') !== FALSE) {
$transport = $ip_version == 4 ? 'tcp' : 'tcp6';
} else {
$transport = $ip_version == 4 ? 'udp' : 'udp6';
}
// Detect snmp port
if (!is_numeric($port) || $port < 1 || $port > 65535) {
$port = 161;
} else {
$port = (int) $port;
}
// Detect snmp version
if (empty($snmpver)) {
// Here set default snmp version order
$i = 1;
$snmpver_order = array();
foreach (array('v2c', 'v3', 'v1') as $snmpver) {
if ($config['snmp']['version'] == $snmpver) {
$snmpver_order[0] = $snmpver;
} else {
$snmpver_order[$i] = $snmpver;
}
$i++;
}
ksort($snmpver_order);
foreach ($snmpver_order as $snmpver) {
$ret = add_device($host, $snmpver, $port, $transport, $error);
if ($ret === FALSE) {
$error = TRUE;
} elseif (is_numeric($ret) && $ret > 0) {
return $ret;
}
}
}
if ($snmpver === "v3") {
// Try each set of parameters from config
foreach ($config['snmp']['v3'] as $v3) {
$device = deviceArray($host, NULL, $snmpver, $port, $transport, $v3);
print_message("Trying v3 parameters " . $v3['authname'] . "/" . $v3['authlevel'] . " ... ");
if (isSNMPable($device)) {
if (!check_device_duplicated($device)) {
$device_id = createHost($host, NULL, $snmpver, $port, $transport, $v3);
return $device_id;
}
} else {
print_warning("No reply on credentials " . $v3['authname'] . "/" . $v3['authlevel'] . " using {$snmpver}.");
}
}
} elseif ($snmpver === "v2c" || $snmpver === "v1") {
// Try each community from config
foreach ($config['snmp']['community'] as $community) {
$device = deviceArray($host, $community, $snmpver, $port, $transport);
print_message("Trying {$snmpver} community {$community} ...");
if (isSNMPable($device)) {
if (!check_device_duplicated($device)) {
$device_id = createHost($host, $community, $snmpver, $port, $transport);
return $device_id;
}
} else {
print_warning("No reply on community {$community} using {$snmpver}.");
}
}
} else {
print_error("Unsupported SNMP Version \"{$snmpver}\".");
}
if (!$device_id) {
// Failed SNMP
print_error("Could not reach {$host} with given SNMP parameters using {$snmpver}.");
}
} else {
// failed Reachability
print_error("Could not ping {$host}.");
//.........这里部分代码省略.........
示例8: discover_new_device
function discover_new_device($hostname, $source = 'xdp', $protocol = NULL, $device = NULL, $snmp_port = 161)
{
global $config;
$source = strtolower($source);
// Check if source is enabled for autodiscovery
if ($config['autodiscovery'][$source]) {
$flags = OBS_DNS_ALL;
if (!$protocol) {
$protocol = strtoupper($source);
}
print_cli_data("Try discovering host", "{$hostname} through {$protocol}", 3);
// By first detect hostname is IP or domain name (IPv4/6 == 4/6, hostname == FALSE)
$ip_version = get_ip_version($hostname);
if ($ip_version) {
// Hostname is IPv4/IPv6
$use_ip = TRUE;
$ip = $hostname;
} else {
$use_ip = FALSE;
// Add "mydomain" configuration if this resolves, converts switch1 -> switch1.mydomain.com
if (!empty($config['mydomain']) && isDomainResolves($hostname . '.' . $config['mydomain'], $flags)) {
$hostname .= '.' . $config['mydomain'];
}
// Determine v4 vs v6
$ip = gethostbyname6($hostname, $flags);
if ($ip) {
$ip_version = get_ip_version($ip);
print_debug("Host {$hostname} resolved as {$ip}");
} else {
// No DNS records
print_debug("Host {$hostname} not resolved, autodiscovery fails.");
return FALSE;
}
}
if ($ip_version == 6) {
$flags = $flags ^ OBS_DNS_A;
// Exclude IPv4
}
if (isset($config['autodiscovery']['ping_skip']) && $config['autodiscovery']['ping_skip']) {
$flags = $flags | OBS_PING_SKIP;
// Add skip pings flag
}
if (match_network($ip, $config['autodiscovery']['ip_nets'])) {
print_debug("Host {$hostname} ({$ip}) founded inside configured nets, trying to add:");
// By first check if pingable
$pingable = isPingable($ip, $flags);
if (!$pingable && (isset($config['autodiscovery']['ping_skip']) && $config['autodiscovery']['ping_skip'])) {
$flags = $flags | OBS_PING_SKIP;
// Add skip pings flag if allowed in config
$pingable = TRUE;
}
if ($pingable) {
// Check if device duplicated by IP
$ip = $ip_version == 4 ? $ip : Net_IPv6::uncompress($ip, TRUE);
$db = dbFetchRow('SELECT D.`hostname` FROM ipv' . $ip_version . '_addresses AS A
LEFT JOIN `ports` AS P ON A.`port_id` = P.`port_id`
LEFT JOIN `devices` AS D ON D.`device_id` = P.`device_id`
WHERE D.`disabled` = 0 AND A.`ipv' . $ip_version . '_address` = ?', array($ip));
if ($db) {
print_debug('Already have device ' . $db['hostname'] . " with IP {$ip}");
return FALSE;
}
// Detect snmp transport, net-snmp needs udp6 for ipv6
$snmp_transport = $ip_version == 4 ? 'udp' : 'udp6';
$new_device = detect_device_snmpauth($ip, $snmp_port, $snmp_transport);
if ($new_device) {
if ($use_ip) {
// Detect FQDN hostname
// by sysName
$snmphost = snmp_get($new_device, 'sysName.0', '-Oqv', 'SNMPv2-MIB');
if ($snmphost) {
$snmp_ip = gethostbyname6($snmphost, $flags);
}
if ($snmp_ip == $ip) {
$hostname = $snmphost;
} else {
// by PTR
$ptr = gethostbyaddr6($ip);
if ($ptr) {
$ptr_ip = gethostbyname6($ptr, $flags);
}
if ($ptr && $ptr_ip == $ip) {
$hostname = $ptr;
} else {
if ($config['autodiscovery']['require_hostname']) {
print_debug("Device IP {$ip} does not seem to have FQDN.");
return FALSE;
} else {
$hostname = $ip_version == 4 ? $ip : Net_IPv6::compress($hostname, TRUE);
// Always use compressed IPv6 name
}
}
}
print_debug("Device IP {$ip} linked to FQDN name: {$hostname}");
}
$new_device['hostname'] = $hostname;
if (!check_device_duplicated($new_device)) {
$snmp_v3 = array();
if ($new_device['snmp_version'] === 'v3') {
$snmp_v3['snmp_authlevel'] = $new_device['snmp_authlevel'];
//.........这里部分代码省略.........
示例9: poll_device
function poll_device($device, $options)
{
global $config, $device, $polled_devices, $db_stats, $exec_status, $alert_rules, $alert_table, $graphs, $attribs;
$alert_metrics = array();
$oid_cache = array();
$old_device_state = unserialize($device['device_state']);
$attribs = get_entity_attribs('device', $device['device_id']);
$pid_info = check_process_run($device);
// This just clear stalled DB entries
add_process_info($device);
// Store process info
$alert_rules = cache_alert_rules();
$alert_table = cache_device_alert_table($device['device_id']);
if (OBS_DEBUG > 1 && (count($alert_rules) || count($alert_table))) {
print_vars($alert_rules);
print_vars($alert_table);
}
$status = 0;
$device_start = utime();
// Start counting device poll time
print_cli_heading($device['hostname'] . " [" . $device['device_id'] . "]", 1);
print_cli_data("OS", $device['os'], 1);
if ($config['os'][$device['os']]['group']) {
$device['os_group'] = $config['os'][$device['os']]['group'];
print_cli_data("OS Group", $device['os_group'], 1);
}
if (is_numeric($device['last_polled_timetaken'])) {
print_cli_data("Last poll duration", $device['last_polled_timetaken'] . " seconds", 1);
}
print_cli_data("Last Polled", $device['last_polled'], 1);
print_cli_data("SNMP Version", $device['snmp_version'], 1);
//unset($poll_update); unset($poll_update_query); unset($poll_separator);
$update_array = array();
$host_rrd_dir = $config['rrd_dir'] . "/" . $device['hostname'];
if (!is_dir($host_rrd_dir)) {
mkdir($host_rrd_dir);
echo "Created directory : {$host_rrd_dir}\n";
}
$flags = OBS_DNS_ALL;
if ($device['snmp_transport'] == 'udp6' || $device['snmp_transport'] == 'tcp6') {
$flags = $flags ^ OBS_DNS_A;
}
$attribs['ping_skip'] = isset($attribs['ping_skip']) && $attribs['ping_skip'];
if ($attribs['ping_skip']) {
$flags = $flags | OBS_PING_SKIP;
// Add skip ping flag
}
$device['pingable'] = isPingable($device['hostname'], $flags);
if ($device['pingable']) {
$device['snmpable'] = isSNMPable($device);
if ($device['snmpable']) {
$ping_msg = $attribs['ping_skip'] ? '' : 'PING (' . $device['pingable'] . 'ms) and ';
print_cli_data("Device status", "Device is reachable by " . $ping_msg . "SNMP (" . $device['snmpable'] . "ms)", 1);
$status = "1";
$status_type = '';
} else {
print_cli_data("Device status", "Device is not responding to SNMP requests", 1);
$status = "0";
$status_type = 'snmp';
}
} else {
print_cli_data("Device status", "Device is not responding to PINGs", 1);
$status = "0";
$status_type = 'ping';
}
if ($device['status'] != $status) {
dbUpdate(array('status' => $status), 'devices', 'device_id = ?', array($device['device_id']));
// dbInsert(array('importance' => '0', 'device_id' => $device['device_id'], 'message' => "Device is " .($status == '1' ? 'up' : 'down')), 'alerts');
$event_msg = 'Device status changed to ';
if ($status == '1') {
// Device Up, Severity Warning (4)
$event_msg .= 'Up';
$event_severity = 4;
} else {
// Device Down, Severity Error (3)!
$event_msg .= 'Down';
$event_severity = 3;
}
if ($status_type != '') {
$event_msg .= ' (' . $status_type . ')';
}
log_event($event_msg, $device, 'device', $device['device_id'], $event_severity);
}
rrdtool_update_ng($device, 'status', array('status' => $status));
if (!$attribs['ping_skip']) {
// Ping response RRD database.
rrdtool_update_ng($device, 'ping', array('ping' => $device['pingable'] ? $device['pingable'] : 'U'));
}
// SNMP response RRD database.
rrdtool_update_ng($device, 'ping_snmp', array('ping_snmp' => $device['snmpable'] ? $device['snmpable'] : 'U'));
$alert_metrics['device_status'] = $status;
$alert_metrics['device_status_type'] = $status_type;
$alert_metrics['device_ping'] = $device['pingable'];
// FIXME, when ping skipped, here always 0.001
$alert_metrics['device_snmp'] = $device['snmpable'];
if ($status == "1") {
// Arrays for store and check enabled/disabled graphs
$graphs = array();
$graphs_db = array();
foreach (dbFetchRows("SELECT * FROM `device_graphs` WHERE `device_id` = ?", array($device['device_id'])) as $entry) {
//.........这里部分代码省略.........
示例10: add_device
function add_device($hostname, $snmp_version = array(), $snmp_port = 161, $snmp_transport = 'udp', $options = array(), $flags = OBS_DNS_ALL)
{
global $config;
// If $options['break'] set as TRUE, break recursive function execute
if (isset($options['break']) && $options['break']) {
return FALSE;
}
$return = FALSE;
// By default return FALSE
// Reset snmp timeout and retries options for speedup device adding
unset($config['snmp']['timeout'], $config['snmp']['retries']);
$snmp_transport = strtolower($snmp_transport);
$hostname = strtolower(trim($hostname));
// Try detect if hostname is IP
switch (get_ip_version($hostname)) {
case 6:
$hostname = Net_IPv6::compress($hostname, TRUE);
// Always use compressed IPv6 name
// Always use compressed IPv6 name
case 4:
if ($config['require_hostname']) {
print_error("Hostname should be a valid resolvable FQDN name. Or set config option \$config['require_hostname'] as FALSE.");
return $return;
}
$ip = $hostname;
break;
default:
if ($snmp_transport == 'udp6' || $snmp_transport == 'tcp6') {
$flags = $flags ^ OBS_DNS_A;
// exclude A
}
// Test DNS lookup.
$ip = gethostbyname6($hostname, $flags);
}
// Test if host exists in database
if (dbFetchCell("SELECT COUNT(*) FROM `devices` WHERE `hostname` = ?", array($hostname)) == '0') {
if ($ip) {
$ip_version = get_ip_version($ip);
// Test reachability
$options['ping_skip'] = isset($options['ping_skip']) && $options['ping_skip'];
if ($options['ping_skip']) {
$flags = $flags | OBS_PING_SKIP;
}
if (isPingable($hostname, $flags)) {
// Test directory exists in /rrd/
if (!$config['rrd_override'] && file_exists($config['rrd_dir'] . '/' . $hostname)) {
print_error("Directory <observium>/rrd/{$hostname} already exists.");
return FALSE;
}
// Detect snmp transport
if (stripos($snmp_transport, 'tcp') !== FALSE) {
$snmp_transport = $ip_version == 4 ? 'tcp' : 'tcp6';
} else {
$snmp_transport = $ip_version == 4 ? 'udp' : 'udp6';
}
// Detect snmp port
if (!is_numeric($snmp_port) || $snmp_port < 1 || $snmp_port > 65535) {
$snmp_port = 161;
} else {
$snmp_port = (int) $snmp_port;
}
// Detect snmp version
if (empty($snmp_version)) {
// Here set default snmp version order
$i = 1;
$snmp_version_order = array();
foreach (array('v2c', 'v3', 'v1') as $tmp_version) {
if ($config['snmp']['version'] == $tmp_version) {
$snmp_version_order[0] = $tmp_version;
} else {
$snmp_version_order[$i] = $tmp_version;
}
$i++;
}
ksort($snmp_version_order);
foreach ($snmp_version_order as $tmp_version) {
$ret = add_device($hostname, $tmp_version, $snmp_port, $snmp_transport, $options);
if ($ret === FALSE) {
// Set $options['break'] for break recursive
$options['break'] = TRUE;
} else {
if (is_numeric($ret) && $ret != 0) {
return $ret;
}
}
}
} else {
if ($snmp_version === "v3") {
// Try each set of parameters from config
foreach ($config['snmp']['v3'] as $snmp_v3) {
$device = build_initial_device_array($hostname, NULL, $snmp_version, $snmp_port, $snmp_transport, $snmp_v3);
print_message("Trying v3 parameters " . $device['snmp_authname'] . "/" . $device['snmp_authlevel'] . " ... ");
if (isSNMPable($device)) {
if (!check_device_duplicated($device)) {
if (isset($options['test']) && $options['test']) {
print_message('%WDevice "' . $hostname . '" has successfully been tested and available by ' . strtoupper($snmp_transport) . ' transport with SNMP ' . $snmp_version . ' credentials.%n', 'color');
$device_id = -1;
} else {
$device_id = createHost($hostname, NULL, $snmp_version, $snmp_port, $snmp_transport, $snmp_v3);
if ($options['ping_skip']) {
//.........这里部分代码省略.........
示例11: poll_device
function poll_device($device, $options)
{
global $config, $debug, $device, $polled_devices, $db_stats, $memcache, $exec_status, $alert_rules, $alert_table;
$oid_cache = array();
$old_device_state = unserialize($device['device_state']);
$attribs = get_dev_attribs($device['device_id']);
$alert_rules = cache_alert_rules();
$alert_table = cache_device_alert_table($device['device_id']);
if ($debug && (count($alert_rules) || count($alert_table))) {
print_vars($alert_rules);
print_vars($alert_table);
}
$status = 0;
unset($array);
$device_start = utime();
// Start counting device poll time
echo $device['hostname'] . " " . $device['device_id'] . " " . $device['os'] . " ";
if ($config['os'][$device['os']]['group']) {
$device['os_group'] = $config['os'][$device['os']]['group'];
echo "(" . $device['os_group'] . ")";
}
echo "\n";
unset($poll_update);
unset($poll_update_query);
unset($poll_separator);
$poll_update_array = array();
$host_rrd = $config['rrd_dir'] . "/" . $device['hostname'];
if (!is_dir($host_rrd)) {
mkdir($host_rrd);
echo "Created directory : {$host_rrd}\n";
}
$device['pingable'] = isPingable($device['hostname']);
if ($device['pingable']) {
$device['snmpable'] = isSNMPable($device);
if ($device['snmpable']) {
$status = "1";
$status_type = '';
} else {
echo "SNMP Unreachable";
$status = "0";
$status_type = ' (snmp)';
}
} else {
echo "Unpingable";
$status = "0";
$status_type = ' (ping)';
}
if ($device['status'] != $status) {
$poll_update .= $poll_separator . "`status` = '{$status}'";
$poll_separator = ", ";
dbUpdate(array('status' => $status), 'devices', 'device_id=?', array($device['device_id']));
dbInsert(array('importance' => '0', 'device_id' => $device['device_id'], 'message' => "Device is " . ($status == '1' ? 'up' : 'down')), 'alerts');
log_event('Device status changed to ' . ($status == '1' ? 'Up' : 'Down') . $status_type, $device, 'system');
notify($device, "Device " . ($status == '1' ? 'Up' : 'Down') . ": " . $device['hostname'] . $status_type, "Device " . ($status == '1' ? 'up' : 'down') . ": " . $device['hostname']);
}
$rrd = $config['rrd_dir'] . "/" . $device['hostname'] . "/status.rrd";
if (!is_file($rrd)) {
rrdtool_create($rrd, "DS:status:GAUGE:600:0:1 ");
}
if ($status == "1" || $status == "0") {
rrdtool_update($rrd, "N:" . $status);
} else {
rrdtool_update($rrd, "N:U");
}
// Ping response RRD database.
$ping_rrd = $config['rrd_dir'] . '/' . $device['hostname'] . '/ping.rrd';
if (!is_file($ping_rrd)) {
rrdtool_create($ping_rrd, "DS:ping:GAUGE:600:0:65535 ");
}
if ($device['pingable']) {
rrdtool_update($ping_rrd, "N:" . $device['pingable']);
} else {
rrdtool_update($ping_rrd, "N:U");
}
// SNMP response RRD database.
$ping_snmp_rrd = $config['rrd_dir'] . '/' . $device['hostname'] . '/ping_snmp.rrd';
if (!is_file($ping_snmp_rrd)) {
rrdtool_create($ping_snmp_rrd, "DS:ping_snmp:GAUGE:600:0:65535 ");
}
if ($device['snmpable']) {
rrdtool_update($ping_snmp_rrd, "N:" . $device['snmpable']);
} else {
rrdtool_update($ping_snmp_rrd, "N:U");
}
if ($status == "1") {
$graphs = array();
$oldgraphs = array();
// Enable Ping graphs
$graphs['ping'] = TRUE;
// Enable SNMP graphs
$graphs['ping_snmp'] = TRUE;
// Run this base modules always and before all other modules!
$poll_modules = array('system', 'os');
if ($options['m']) {
foreach (explode(',', $options['m']) as $module) {
$module = trim($module);
if (in_array($module, $poll_modules)) {
continue;
}
// Skip already added modules
//.........这里部分代码省略.........
示例12: poll_device
function poll_device($device, $options)
{
global $config, $device, $polled_devices, $db_stats, $memcache, $exec_status, $alert_rules, $alert_table, $graphs, $attribs;
$alert_metrics = array();
$oid_cache = array();
$old_device_state = unserialize($device['device_state']);
$attribs = get_dev_attribs($device['device_id']);
$alert_rules = cache_alert_rules();
$alert_table = cache_device_alert_table($device['device_id']);
if (OBS_DEBUG > 1 && (count($alert_rules) || count($alert_table))) {
print_vars($alert_rules);
print_vars($alert_table);
}
$status = 0;
unset($array);
$device_start = utime();
// Start counting device poll time
echo $device['hostname'] . " " . $device['device_id'] . " " . $device['os'] . " ";
if ($config['os'][$device['os']]['group']) {
$device['os_group'] = $config['os'][$device['os']]['group'];
echo "(" . $device['os_group'] . ")";
}
echo "\n";
unset($poll_update);
unset($poll_update_query);
unset($poll_separator);
$poll_update_array = array();
$host_rrd_dir = $config['rrd_dir'] . "/" . $device['hostname'];
if (!is_dir($host_rrd_dir)) {
mkdir($host_rrd_dir);
echo "创建的目录 : {$host_rrd_dir}\n";
}
$try_a = !($device['snmp_transport'] == 'udp6' || $device['snmp_transport'] == 'tcp6');
// Use IPv6 only if transport 'udp6' or 'tcp6'
$device['pingable'] = isPingable($device['hostname'], $try_a);
if ($device['pingable']) {
$device['snmpable'] = isSNMPable($device);
if ($device['snmpable']) {
$status = "1";
$status_type = '';
} else {
echo "SNMP 无法访问";
$status = "0";
$status_type = 'snmp';
}
} else {
echo "Unpingable";
$status = "0";
$status_type = 'ping';
}
if ($device['status'] != $status) {
$poll_update .= $poll_separator . "`status` = '{$status}'";
$poll_separator = ", ";
dbUpdate(array('status' => $status), 'devices', 'device_id = ?', array($device['device_id']));
dbInsert(array('importance' => '0', 'device_id' => $device['device_id'], 'message' => "设备的 " . ($status == '1' ? 'up' : 'down')), 'alerts');
$event_msg = '设备状态变更为 ';
if ($status == '1') {
// Device Up, Severity Warning (4)
$event_msg .= 'Up';
$event_severity = 4;
} else {
// Device Down, Severity Error (3)!
$event_msg .= 'Down';
$event_severity = 3;
}
if ($status_type != '') {
$event_msg .= ' (' . $status_type . ')';
}
log_event($event_msg, $device, 'device', $device['device_id'], $event_severity);
}
$rrd_filename = "status.rrd";
rrdtool_create($device, $rrd_filename, "DS:status:GAUGE:600:0:1 ");
if ($status == "1" || $status == "0") {
rrdtool_update($device, $rrd_filename, "N:" . $status);
} else {
rrdtool_update($device, $rrd_filename, "N:U");
}
// Ping response RRD database.
$ping_rrd = 'ping.rrd';
rrdtool_create($device, $ping_rrd, "DS:ping:GAUGE:600:0:65535 ");
if ($device['pingable']) {
rrdtool_update($device, $ping_rrd, "N:" . $device['pingable']);
} else {
rrdtool_update($device, $ping_rrd, "N:U");
}
// SNMP response RRD database.
$ping_snmp_rrd = 'ping_snmp.rrd';
rrdtool_create($device, $ping_snmp_rrd, "DS:ping_snmp:GAUGE:600:0:65535 ");
if ($device['snmpable']) {
rrdtool_update($device, $ping_snmp_rrd, "N:" . $device['snmpable']);
} else {
rrdtool_update($device, $ping_snmp_rrd, "N:U");
}
$alert_metrics['device_status'] = $status;
$alert_metrics['device_status_type'] = $status_type;
$alert_metrics['device_ping'] = $device['pingable'];
$alert_metrics['device_snmp'] = $device['snmpable'];
if ($status == "1") {
// Arrays for store and check enabled/disabled graphs
$graphs = array();
//.........这里部分代码省略.........
示例13: mysql_query
echo "DEBUG!\n";
$debug = 1;
}
$i = 0;
$device_query = mysql_query("SELECT * FROM `devices` WHERE `ignore` = '0' AND `disabled` = '0' AND `status` = '1' {$where} ORDER BY device_id DESC");
while ($device = mysql_fetch_array($device_query)) {
echo "-> " . $device['hostname'] . "\n";
$device_start = utime();
// Start counting device poll time
$host_rrd = $config['rrd_dir'] . "/" . $device['hostname'];
if (!is_dir($host_rrd)) {
mkdir($host_rrd);
echo "Created directory : {$host_rrd}\n";
}
$i++;
$device['pingable'] = isPingable($device['hostname']);
if ($device['pingable']) {
$device['snmpable'] = isSNMPable($device['hostname'], $device['community'], $device['snmpver'], $device['port']);
}
if ($device['pingable'] && $device['snmpable']) {
// Reachability Check
if ($options['t']) {
include "includes/polling/" . $options['t'] . ".inc.php";
} else {
include "includes/polling/ports.inc.php";
include "includes/polling/ports-etherlike.inc.php";
include "includes/polling/cisco-mac-accounting.inc.php";
}
} else {
echo " Unreachable";
}示例14: discover_new_device
function discover_new_device($hostname, $source = 'xdp', $protocol = NULL, $device = NULL, $snmp_port = 161)
{
global $config;
$source = strtolower($source);
if ($config['autodiscovery'][$source]) {
if (!$protocol) {
$protocol = strtoupper($source);
}
print_message("发现新主机 {$hostname} 通过 {$protocol}");
// By first detect hostname is IP or domain name (IPv4/6 == 4/6, hostname == FALSE)
$ip_version = get_ip_version($hostname);
if ($ip_version) {
// Hostname is IPv4/IPv6
$use_ip = TRUE;
$ip = $hostname;
} else {
$use_ip = FALSE;
if (!empty($config['mydomain']) && isDomainResolves($hostname . '.' . $config['mydomain'])) {
$hostname .= '.' . $config['mydomain'];
}
$ip = gethostbyname6($hostname);
if ($ip) {
$ip_version = get_ip_version($ip);
print_debug("主机 {$hostname} 解析为 {$ip}");
} else {
// No DNS records
print_debug("主机 {$hostname} 无法解析, 自动发现失败.");
return FALSE;
}
}
if (match_network($ip, $config['autodiscovery']['ip_nets'])) {
print_debug("主机 {$hostname} ({$ip}) 内部网络创建配置, 尝试增加:");
if (isPingable($ip)) {
// Check if device duplicated by IP
$ip = $ip_version == 4 ? $ip : Net_IPv6::uncompress($ip, TRUE);
$db = dbFetchRow('SELECT D.`hostname` FROM ipv' . $ip_version . '_addresses AS A
LEFT JOIN `ports` AS P ON A.`port_id` = P.`port_id`
LEFT JOIN `devices` AS D ON D.`device_id` = P.`device_id`
WHERE D.`disabled` = 0 AND A.`ipv' . $ip_version . '_address` = ?', array($ip));
if ($db) {
print_debug('已经有设备 ' . $db['hostname'] . " 包含 {$ip}");
return FALSE;
}
// Detect snmp transport
$snmp_transport = $ip_version == 4 ? 'udp' : 'udp6';
$new_device = detect_device_snmpauth($ip, $snmp_port, $snmp_transport);
if ($new_device) {
if ($use_ip) {
// Detect FQDN hostname
// by sysName
$snmphost = snmp_get($new_device, "sysName.0", "-Oqv", "SNMPv2-MIB", mib_dirs());
if ($snmphost) {
$snmp_ip = gethostbyname6($snmphost);
}
if ($snmp_ip == $ip) {
$hostname = $snmphost;
} else {
// by PTR
$ptr = gethostbyaddr6($ip);
if ($ptr) {
$ptr_ip = gethostbyname6($ptr);
}
if ($ptr && $ptr_ip == $ip) {
$hostname = $ptr;
} else {
print_debug("设备 IP {$ip} 没有 FQDN 名称");
return FALSE;
}
}
print_debug("设备 IP {$ip} 发现 FQDN 名称: {$hostname}");
}
$new_device['hostname'] = $hostname;
if (!check_device_duplicated($new_device)) {
$snmp_v3 = array();
if ($new_device['snmp_version'] === 'v3') {
$snmp_v3['snmp_authlevel'] = $new_device['snmp_authlevel'];
$snmp_v3['snmp_authname'] = $new_device['snmp_authname'];
$snmp_v3['snmp_authpass'] = $new_device['snmp_authpass'];
$snmp_v3['snmp_authalgo'] = $new_device['snmp_authalgo'];
$snmp_v3['snmp_cryptopass'] = $new_device['snmp_cryptopass'];
$snmp_v3['snmp_cryptoalgo'] = $new_device['snmp_cryptoalgo'];
}
$remote_device_id = createHost($new_device['hostname'], $new_device['snmp_community'], $new_device['snmp_version'], $new_device['snmp_port'], $new_device['snmp_transport'], $snmp_v3);
if ($remote_device_id) {
$remote_device = device_by_id_cache($remote_device_id, 1);
if ($port) {
humanize_port($port);
log_event("设备自动发现通过 {$protocol} 在 " . $device['hostname'] . " (port " . $port['label'] . ")", $remote_device_id, 'port', $port['port_id']);
} else {
log_event("设备自动发现通过 {$protocol} 在 " . $device['hostname'], $remote_device_id, $protocol);
}
//array_push($GLOBALS['devices'], $remote_device); // createHost() already puth this
return $remote_device_id;
}
}
}
}
} else {
print_debug("IP {$ip} ({$hostname}) 不允许内部 \$config['autodiscovery']['ip_nets'] 位于 config.php");
}
//.........这里部分代码省略.........
示例15: addHost
function addHost($host, $community, $snmpver, $port = 161)
{
global $config;
list($hostshort) = explode(".", $host);
if (isDomainResolves($host)) {
if (isPingable($host)) {
if (mysql_result(mysql_query("SELECT COUNT(*) FROM `devices` WHERE `hostname` = '{$host}'"), 0) == '0') {
$snmphost = shell_exec($config['snmpget'] . " -m SNMPv2-MIB -Oqv -{$snmpver} -c {$community} {$host}:{$port} sysName.0");
if ($snmphost == $host || ($hostshort = $host)) {
createHost($host, $community, $snmpver, $port);
} else {
echo "Given hostname does not match SNMP-read hostname!\n";
}
} else {
echo "Already got host {$host}\n";
}
} else {
echo "Could not ping {$host}\n";
}
} else {
echo "Could not resolve {$host}\n";
}
}