function discover_new_device($hostname, $source = 'xdp')
{
global $config, $debug;
if ($config['autodiscovery'][$source]) {
echo "Discovering new host {$hostname}\n";
if (!empty($config['mydomain']) && isDomainResolves($hostname . "." . $config['mydomain'])) {
if ($debug) {
echo "appending " . $config['mydomain'] . "!\n";
}
$dst_host = $hostname . "." . $config['mydomain'];
} else {
$dst_host = $hostname;
}
$ip = gethostbyname($dst_host);
if ($debug) {
echo "resolving {$dst_host} to {$ip}\n";
}
if (match_network($config['autodiscovery']['ip_nets'], $ip)) {
if ($debug) {
echo "found {$ip} inside configured nets, adding!\n";
}
$remote_device_id = addHost($dst_host);
if ($remote_device_id) {
$remote_device = device_by_id_cache($remote_device_id, 1);
array_push($GLOBALS['devices'], $remote_device);
return $remote_device_id;
}
}
} else {
if ($debug) {
echo "{$source} autodiscovery disabled";
}
return FALSE;
}
}
function discover_new_device($hostname, $device = '', $method = '', $interface = '')
{
global $config;
if (!empty($config['mydomain']) && isDomainResolves($hostname . '.' . $config['mydomain'])) {
$dst_host = $hostname . '.' . $config['mydomain'];
} else {
$dst_host = $hostname;
}
d_echo("discovering {$dst_host}\n");
$ip = gethostbyname($dst_host);
if (filter_var($ip, FILTER_VALIDATE_IP, FILTER_FLAG_IPV4) === false && filter_var($ip, FILTER_VALIDATE_IP, FILTER_FLAG_IPV6) === false) {
// $ip isn't a valid IP so it must be a name.
if ($ip == $dst_host) {
d_echo("name lookup of {$dst_host} failed\n");
log_event("{$method} discovery of " . $dst_host . " failed - Check name lookup", $device['device_id'], 'discovery');
return false;
}
} elseif (filter_var($dst_host, FILTER_VALIDATE_IP, FILTER_FLAG_IPV4) === true || filter_var($dst_host, FILTER_VALIDATE_IP, FILTER_FLAG_IPV6) === true) {
// gethostbyname returned a valid $ip, was $dst_host an IP?
if ($config['discovery_by_ip'] === false) {
d_echo('Discovery by IP disabled, skipping ' . $dst_host);
log_event("{$method} discovery of " . $dst_host . " failed - Discovery by IP disabled", $device['device_id'], 'discovery');
return false;
}
}
d_echo("ip lookup result: {$ip}\n");
$dst_host = rtrim($dst_host, '.');
// remove trailing dot
if (match_network($config['autodiscovery']['nets-exclude'], $ip)) {
d_echo("{$ip} in an excluded network - skipping\n");
return false;
}
if (match_network($config['nets'], $ip)) {
try {
$remote_device_id = addHost($dst_host, '', '161', 'udp', $config['distributed_poller_group']);
$remote_device = device_by_id_cache($remote_device_id, 1);
echo '+[' . $remote_device['hostname'] . '(' . $remote_device['device_id'] . ')]';
discover_device($remote_device);
device_by_id_cache($remote_device_id, 1);
if ($remote_device_id && is_array($device) && !empty($method)) {
$extra_log = '';
$int = ifNameDescr($interface);
if (is_array($int)) {
$extra_log = ' (port ' . $int['label'] . ') ';
}
log_event('Device ' . $remote_device['hostname'] . " ({$ip}) {$extra_log} autodiscovered through {$method} on " . $device['hostname'], $remote_device_id, 'discovery');
} else {
log_event("{$method} discovery of " . $remote_device['hostname'] . " ({$ip}) failed - Check ping and SNMP access", $device['device_id'], 'discovery');
}
return $remote_device_id;
} catch (HostExistsException $e) {
// already have this device
} catch (Exception $e) {
log_event("{$method} discovery of " . $dst_host . " ({$ip}) failed - " . $e->getMessage());
}
} else {
d_echo("{$ip} not in a matched network - skipping\n");
}
//end if
}
function discover_new_device($hostname, $device = '', $method = '', $interface = '')
{
global $config, $debug;
if (!empty($config['mydomain']) && isDomainResolves($hostname . '.' . $config['mydomain'])) {
$dst_host = $hostname . '.' . $config['mydomain'];
} else {
$dst_host = $hostname;
}
if ($debug) {
echo "discovering {$dst_host}\n";
}
$ip = gethostbyname($dst_host);
if (filter_var($ip, FILTER_VALIDATE_IP, FILTER_FLAG_IPV4) === false && filter_var($ip, FILTER_VALIDATE_IP, FILTER_FLAG_IPV6) === false) {
// $ip isn't a valid IP so it must be a name.
if ($ip == $dst_host) {
if ($debug) {
echo "name lookup of {$dst_host} failed\n";
}
return false;
}
}
if ($debug) {
echo "ip lookup result: {$ip}\n";
}
$dst_host = rtrim($dst_host, '.');
// remove trailing dot
if (match_network($config['autodiscovery']['nets-exclude'], $ip)) {
if ($debug) {
echo "{$ip} in an excluded network - skipping\n";
}
return false;
}
if (match_network($config['nets'], $ip)) {
$remote_device_id = addHost($dst_host, '', '161', 'udp', '0', $config['distributed_poller_group']);
if ($remote_device_id) {
$remote_device = device_by_id_cache($remote_device_id, 1);
echo '+[' . $remote_device['hostname'] . '(' . $remote_device['device_id'] . ')]';
discover_device($remote_device);
device_by_id_cache($remote_device_id, 1);
if ($remote_device_id && is_array($device) && !empty($method)) {
$extra_log = '';
$int = ifNameDescr($interface);
if (is_array($int)) {
$extra_log = ' (port ' . $int['label'] . ') ';
}
log_event('Device $' . $remote_device['hostname'] . " ({$ip}) {$extra_log} autodiscovered through {$method} on " . $device['hostname'], $remote_device_id, 'system');
} else {
log_event("{$method} discovery of " . $remote_device['hostname'] . " ({$ip}) failed - check ping and SNMP access", $device['device_id'], 'system');
}
return $remote_device_id;
}
} else {
if ($debug) {
echo "{$ip} not in a matched network - skipping\n";
}
}
//end if
}
function discover_new_device($hostname)
{
global $config, $debug;
if ($config['autodiscovery']['xdp']) {
if (isDomainResolves($hostname . "." . $config['mydomain'])) {
$dst_host = $hostname . "." . $config['mydomain'];
} else {
$dst_host = $hostname;
}
if ($debug) {
echo "discovering {$dst_host}\n";
}
$ip = gethostbyname($dst_host);
if ($ip == $dst_host) {
if ($debug) {
echo "name lookup of {$dst_host} failed\n";
}
return FALSE;
} else {
if ($debug) {
echo "ip lookup result: {$ip}\n";
}
}
$dst_host = rtrim($dst_host, '.');
// remove trailing dot
if (match_network($config['autodiscovery']['nets-exclude'], $ip)) {
if ($debug) {
echo "{$ip} in an excluded network - skipping\n";
}
return FALSE;
}
if (match_network($config['nets'], $ip)) {
$remote_device_id = addHost($dst_host);
if ($remote_device_id) {
$remote_device = device_by_id_cache($remote_device_id, 1);
echo "+[" . $remote_device['hostname'] . "(" . $remote_device['device_id'] . ")]";
discover_device($remote_device);
$remote_device = device_by_id_cache($remote_device_id, 1);
return $remote_device_id;
}
} else {
if ($debug) {
echo "{$ip} not in a matched network - skipping\n";
}
}
} else {
if ($debug) {
echo "autodiscovery disabled - skipping\n";
}
return FALSE;
}
}
function discover_new_device($hostname)
{
global $config, $debug;
if (!empty($config['mydomain']) && isDomainResolves($hostname . "." . $config['mydomain'])) {
$dst_host = $hostname . "." . $config['mydomain'];
} else {
$dst_host = $hostname;
}
if ($debug) {
echo "discovering {$dst_host}\n";
}
$ip = gethostbyname($dst_host);
if (filter_var($ip, FILTER_VALIDATE_IP, FILTER_FLAG_IPV4) === FALSE && filter_var($ip, FILTER_VALIDATE_IP, FILTER_FLAG_IPV6) === FALSE) {
// $ip isn't a valid IP so it must be a name.
if ($ip == $dst_host) {
if ($debug) {
echo "name lookup of {$dst_host} failed\n";
}
return FALSE;
}
}
if ($debug) {
echo "ip lookup result: {$ip}\n";
}
$dst_host = rtrim($dst_host, '.');
// remove trailing dot
if (match_network($config['autodiscovery']['nets-exclude'], $ip)) {
if ($debug) {
echo "{$ip} in an excluded network - skipping\n";
}
return FALSE;
}
if (match_network($config['nets'], $ip)) {
$remote_device_id = addHost($dst_host, '', '161', 'udp', '0', $config['distributed_poller_group']);
if ($remote_device_id) {
$remote_device = device_by_id_cache($remote_device_id, 1);
echo "+[" . $remote_device['hostname'] . "(" . $remote_device['device_id'] . ")]";
discover_device($remote_device);
device_by_id_cache($remote_device_id, 1);
return $remote_device_id;
}
} else {
if ($debug) {
echo "{$ip} not in a matched network - skipping\n";
}
}
}
function discover_new_device($hostname, $source = 'xdp', $protocol = NULL, $device = NULL, $port = NULL)
{
global $config, $debug;
# FIXME remodel function a bit like the one above? refactor so they share some parts?
if ($config['autodiscovery'][$source]) {
echo "Discovering new host {$hostname}\n";
if (!empty($config['mydomain']) && isDomainResolves($hostname . "." . $config['mydomain'])) {
if ($debug) {
echo "appending " . $config['mydomain'] . "!\n";
}
$dst_host = $hostname . "." . $config['mydomain'];
} else {
$dst_host = $hostname;
}
$ip = gethostbyname($dst_host);
if ($debug) {
echo "resolving {$dst_host} to {$ip}\n";
}
if (match_network($config['autodiscovery']['ip_nets'], $ip)) {
if ($debug) {
echo "found {$ip} inside configured nets, adding!\n";
}
$remote_device_id = add_device($dst_host);
if ($remote_device_id) {
$remote_device = device_by_id_cache($remote_device_id, 1);
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'], $remote_device_id);
}
array_push($GLOBALS['devices'], $remote_device);
return $remote_device_id;
}
}
} else {
if ($debug) {
echo "{$source} autodiscovery disabled";
}
return FALSE;
}
}
function discover_new_device($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'];
$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) {
if (is_flag_set(OBS_PING_SKIP, $flags)) {
set_entity_attrib('device', $remote_device_id, 'ping_skip', 1);
}
$remote_device = device_by_id_cache($remote_device_id, 1);
if ($port) {
humanize_port($port);
log_event("Device autodiscovered through {$protocol} on " . $device['hostname'] . " (port " . $port['port_label'] . ")", $remote_device_id, 'port', $port['port_id']);
} else {
log_event("Device autodiscovered through {$protocol} on " . $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}) not permitted inside \$config['autodiscovery']['ip_nets'] in config.php");
}
print_debug('Autodiscovery for host ' . $hostname . ' failed.');
} else {
print_debug('Autodiscovery for protocol ' . $protocol . ' disabled.');
}
return FALSE;
}
function addHost($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";
}
}
$host = strtolower($argv[1]);
$community = $argv[2];
$snmpver = strtolower($argv[3]);
if (is_numeric($argv[4])) {
$port = $argv[4];
} else {
$port = 161;
}
if (!$snmpver) {
$snmpver = "v2c";
}
if (!$community) {
$community = $config['community'];
}
list($hostshort) = explode(".", $host);
if (isDomainResolves($argv[1])) {
if (isPingable($argv[1])) {
if (mysql_result(mysql_query("SELECT COUNT(*) FROM `devices` WHERE `hostname` = '" . mres($host) . "'"), 0) == '0') {
$snmphost = trim(str_replace("\"", "", shell_exec($config['snmpget'] . " -m SNMPv2-MIB -Oqv -{$snmpver} -c {$community} {$host}:{$port} sysName.0")));
if ($snmphost && ($snmphost == $host || ($hostshort = $host))) {
$return = createHost($host, $community, $snmpver, $port);
if ($return) {
echo $return . "\n";
} else {
echo "Adding {$host} failed\n";
}
} else {
echo "Given hostname does not match SNMP-read hostname!\n";
}
} else {
echo "Already got host {$host}\n";
function discover_new_device($hostname, $source = 'xdp', $protocol = NULL, $device = NULL, $port = 161)
{
global $config;
$source = strtolower($source);
if ($config['autodiscovery'][$source]) {
if (!$protocol) {
$protocol = strtoupper($source);
}
print_message("Discovering new host {$hostname} through {$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;
} 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("Host {$hostname} resolved as {$ip}");
} else {
// No DNS records
print_debug("Host {$hostname} not resolved, autodiscovery fails.");
return FALSE;
}
}
if (match_network($ip, $config['autodiscovery']['ip_nets'])) {
print_debug("Host {$hostname} ({$ip}) founded inside configured nets, try to adding:");
if (isPingable($ip)) {
// Check if device duplicated by IP
$ip = $ip_version == 4 ? $hostname : Net_IPv6::uncompress($hostname, 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}");
return FALSE;
}
// Detect snmp transport
$transport = $ip_version == 4 ? 'udp' : 'udp6';
$new_device = detect_device_snmpauth($ip, $port, $transport);
if ($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 = $ptr;
} else {
print_debug("Device IP {$ip} not have FQDN name");
return FALSE;
}
}
print_debug("Device IP {$ip} founded FQDN name: {$hostname}");
}
$new_device['hostname'] = $hostname;
if (!check_device_duplicated($new_device)) {
$v3 = array();
if ($new_device['snmpver'] === 'v3') {
$v3['authlevel'] = $new_device['authlevel'];
$v3['authname'] = $new_device['authname'];
$v3['authpass'] = $new_device['authpass'];
$v3['authalgo'] = $new_device['authalgo'];
$v3['cryptopass'] = $new_device['cryptopass'];
$v3['cryptoalgo'] = $new_device['cryptoalgo'];
}
$remote_device_id = createHost($new_device['hostname'], $new_device['community'], $new_device['snmpver'], $new_device['port'], $new_device['transport'], $v3);
if ($remote_device_id) {
$remote_device = device_by_id_cache($remote_device_id, 1);
if ($port) {
humanize_port($port);
log_event("Device autodiscovered through {$protocol} on " . $device['hostname'] . " (port " . $port['label'] . ")", $remote_device_id, 'port', $port['port_id']);
} else {
log_event("Device autodiscovered through {$protocol} on " . $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}) not permitted inside \$config['autodiscovery']['ip_nets'] in config.php");
}
print_debug('Autodiscovery for host ' . $hostname . ' fails.');
} else {
print_debug('Autodiscovery for protocol ' . $protocol . ' disabled.');
}
return FALSE;
}
function discover_new_device($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");
}
print_debug('自动发现主机 ' . $hostname . ' 错误.');
} else {
print_debug('自动发现协议 ' . $protocol . ' 禁用.');
}
return FALSE;
}