PHP discover_device函数代码示例

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";
        }
    }
}

    echo "                                             Instances start at 0. 0-3 for -n 4\n\n";
    echo "\n";
    echo "Debugging and testing options:\n";
    echo "-d                                           Enable debugging output\n";
    echo "-m                                           Specify single module to be run\n";
    echo "\n";
    echo "Invalid arguments!\n";
    exit;
}
include "includes/sql-schema/update.php";
$discovered_devices = 0;
if ($config['distributed_poller'] === TRUE) {
    $where .= " AND poller_group IN(" . $config['distributed_poller_group'] . ")";
}
foreach (dbFetch("SELECT * FROM `devices` WHERE status = 1 AND disabled = 0 {$where} ORDER BY device_id DESC") as $device) {
    discover_device($device, $options);
}
$end = utime();
$run = $end - $start;
$proctime = substr($run, 0, 5);
if ($discovered_devices) {
    dbInsert(array('type' => 'discover', 'doing' => $doing, 'start' => $start, 'duration' => $proctime, 'devices' => $discovered_devices), 'perf_times');
}
$string = $argv[0] . " {$doing} " . date($config['dateformat']['compact']) . " - {$discovered_devices} devices discovered in {$proctime} secs";
if ($debug) {
    echo "{$string}\n";
}
if ($options['h'] != "new" && $config['version_check']) {
    include "includes/versioncheck.inc.php";
}
if (!isset($options['q'])) {

function createHost($hostname, $snmp_community = NULL, $snmp_version, $snmp_port = 161, $snmp_transport = 'udp', $snmp_v3 = array())
{
    $hostname = trim(strtolower($hostname));
    $device = array('hostname' => $hostname, 'sysName' => $hostname, 'status' => '1', 'snmp_community' => $snmp_community, 'snmp_port' => $snmp_port, 'snmp_transport' => $snmp_transport, 'snmp_version' => $snmp_version);
    // Add snmp v3 auth params
    foreach (array('authlevel', 'authname', 'authpass', 'authalgo', 'cryptopass', 'cryptoalgo') as $v3_key) {
        if (isset($snmp_v3['snmp_' . $v3_key])) {
            // Or $snmp_v3['snmp_authlevel']
            $device['snmp_' . $v3_key] = $snmp_v3['snmp_' . $v3_key];
        } else {
            if (isset($snmp_v3[$v3_key])) {
                // Or $snmp_v3['authlevel']
                $device['snmp_' . $v3_key] = $snmp_v3[$v3_key];
            }
        }
    }
    // This is compatibility code after refactor in r6306, for keep devices up before DB updated
    if (get_db_version() < 189) {
        // FIXME. Remove this in r7000
        $device['snmpver'] = $device['snmp_version'];
        unset($device['snmp_version']);
        foreach (array('transport', 'port', 'timeout', 'retries', 'community', 'authlevel', 'authname', 'authpass', 'authalgo', 'cryptopass', 'cryptoalgo') as $old_key) {
            if (isset($device['snmp_' . $old_key])) {
                // Convert to old device snmp keys
                $device[$old_key] = $device['snmp_' . $old_key];
                unset($device['snmp_' . $old_key]);
            }
        }
    }
    $device['os'] = get_device_os($device);
    $device['snmpEngineID'] = snmp_cache_snmpEngineID($device);
    $device['sysName'] = snmp_get($device, "sysName.0", "-Oqv", "SNMPv2-MIB", mib_dirs());
    $device['location'] = snmp_get($device, "sysLocation.0", "-Oqv", "SNMPv2-MIB", mib_dirs());
    $device['sysContact'] = snmp_get($device, "sysContact.0", "-Oqv", "SNMPv2-MIB", mib_dirs());
    if ($device['os']) {
        $device_id = dbInsert($device, 'devices');
        if ($device_id) {
            log_event("设备添加: {$hostname}", $device_id, 'device', $device_id, 5);
            // severity 5, for logging user/console info
            if (is_cli()) {
                print_success("正在使用自动发现功能 " . $device['hostname'] . " (id = " . $device_id . ")");
                $device['device_id'] = $device_id;
                // Discover things we need when linking this to other hosts.
                discover_device($device, $options = array('m' => 'ports'));
                discover_device($device, $options = array('m' => 'ipv4-addresses'));
                discover_device($device, $options = array('m' => 'ipv6-addresses'));
                log_event("snmpEngineID -> " . $device['snmpEngineID'], $device, 'device', $device['device_id']);
                // Reset `last_discovered` for full rediscover device by cron
                dbUpdate(array('last_discovered' => 'NULL'), 'devices', '`device_id` = ?', array($device_id));
                array_push($GLOBALS['devices'], $device_id);
            }
            return $device_id;
        } else {
            return FALSE;
        }
    } else {
        return FALSE;
    }
}

function createHost($host, $community = NULL, $snmpver, $port = 161, $transport = 'udp', $v3 = array())
{
    $host = trim(strtolower($host));
    $device = array('hostname' => $host, 'sysName' => $host, 'community' => $community, 'port' => $port, 'transport' => $transport, 'status' => '1', 'snmpver' => $snmpver);
    $device = array_merge($device, $v3);
    $device['os'] = get_device_os($device);
    $device['snmpEngineID'] = snmp_cache_snmpEngineID($device);
    $device['sysName'] = snmp_get($device, "sysName.0", "-Oqv", "SNMPv2-MIB", mib_dirs());
    $device['location'] = snmp_get($device, "sysLocation.0", "-Oqv", "SNMPv2-MIB", mib_dirs());
    $device['sysContact'] = snmp_get($device, "sysContact.0", "-Oqv", "SNMPv2-MIB", mib_dirs());
    if ($device['os']) {
        $device_id = dbInsert($device, 'devices');
        if ($device_id) {
            log_event("Device added: {$host}", $device_id, 'device');
            if (is_cli()) {
                print_success("Now discovering " . $device['hostname'] . " (id = " . $device_id . ")");
                $device['device_id'] = $device_id;
                // Discover things we need when linking this to other hosts.
                discover_device($device, $options = array('m' => 'ports'));
                discover_device($device, $options = array('m' => 'ipv4-addresses'));
                discover_device($device, $options = array('m' => 'ipv6-addresses'));
                log_event("snmpEngineID -> " . $device['snmpEngineID'], $device, 'system');
                // Reset `last_discovered` for full rediscover device by cron
                dbUpdate(array('last_discovered' => 'NULL'), 'devices', '`device_id` = ?', array($device_id));
                array_push($GLOBALS['devices'], $device_id);
            }
            return $device_id;
        } else {
            return FALSE;
        }
    } else {
        return FALSE;
    }
}

function createHost($hostname, $snmp_community = NULL, $snmp_version, $snmp_port = 161, $snmp_transport = 'udp', $snmp_v3 = array())
{
    $hostname = trim(strtolower($hostname));
    $device = array('hostname' => $hostname, 'sysName' => $hostname, 'status' => '1', 'snmp_community' => $snmp_community, 'snmp_port' => $snmp_port, 'snmp_transport' => $snmp_transport, 'snmp_version' => $snmp_version);
    // Add snmp v3 auth params
    foreach (array('authlevel', 'authname', 'authpass', 'authalgo', 'cryptopass', 'cryptoalgo') as $v3_key) {
        if (isset($snmp_v3['snmp_' . $v3_key])) {
            // Or $snmp_v3['snmp_authlevel']
            $device['snmp_' . $v3_key] = $snmp_v3['snmp_' . $v3_key];
        } else {
            if (isset($snmp_v3[$v3_key])) {
                // Or $snmp_v3['authlevel']
                $device['snmp_' . $v3_key] = $snmp_v3[$v3_key];
            }
        }
    }
    $device['os'] = get_device_os($device);
    $device['snmpEngineID'] = snmp_cache_snmpEngineID($device);
    $device['sysName'] = snmp_get($device, 'sysName.0', '-Oqv', 'SNMPv2-MIB');
    $device['location'] = snmp_get($device, 'sysLocation.0', '-Oqv', 'SNMPv2-MIB');
    $device['sysContact'] = snmp_get($device, 'sysContact.0', '-Oqv', 'SNMPv2-MIB');
    if ($device['os']) {
        $device_id = dbInsert($device, 'devices');
        if ($device_id) {
            log_event("Device added: {$hostname}", $device_id, 'device', $device_id, 5);
            // severity 5, for logging user/console info
            if (is_cli()) {
                print_success("Now discovering " . $device['hostname'] . " (id = " . $device_id . ")");
                $device['device_id'] = $device_id;
                // Discover things we need when linking this to other hosts.
                discover_device($device, $options = array('m' => 'ports'));
                discover_device($device, $options = array('m' => 'ipv4-addresses'));
                discover_device($device, $options = array('m' => 'ipv6-addresses'));
                log_event("snmpEngineID -> " . $device['snmpEngineID'], $device, 'device', $device['device_id']);
                // Reset `last_discovered` for full rediscover device by cron
                dbUpdate(array('last_discovered' => 'NULL'), 'devices', '`device_id` = ?', array($device_id));
                array_push($GLOBALS['devices'], $device_id);
            }
            return $device_id;
        } else {
            return FALSE;
        }
    } else {
        return FALSE;
    }
}

function createHost($host, $community = NULL, $snmpver, $port = 161, $transport = 'udp', $v3 = array())
{
    $host = trim(strtolower($host));
    $device = array('hostname' => $host, 'sysName' => $host, 'community' => $community, 'port' => $port, 'transport' => $transport, 'status' => '1', 'snmpver' => $snmpver);
    $device = array_merge($device, $v3);
    $device['os'] = getHostOS($device);
    $device['sysName'] = snmp_get($device, "sysName.0", "-Oqv", "SNMPv2-MIB");
    $device['location'] = snmp_get($device, "sysLocation.0", "-Oqv", "SNMPv2-MIB");
    $device['sysContact'] = snmp_get($device, "sysContact.0", "-Oqv", "SNMPv2-MIB");
    if ($device['os']) {
        $device_id = dbInsert($device, 'devices');
        if ($device_id) {
            echo "Discovering " . $device['hostname'] . " (" . $device_id . ")";
            $device['device_id'] = $device_id;
            // Discover things we need when linking this to other hosts.
            discover_device($device, $options = array('m' => 'ports'));
            discover_device($device, $options = array('m' => 'ipv4-addresses'));
            discover_device($device, $options = array('m' => 'ipv6-addresses'));
            array_push($GLOBAL['devices'], $device_id);
            return $device_id;
        } else {
            return FALSE;
        }
    } else {
        return FALSE;
    }
}