librenms-librenms/html/pages/device/edit/snmp.inc.php

<?php

if ($_POST['editing']) {
    if ($_SESSION['userlevel'] > '7') {
        $no_checks    = ($_POST['no_checks'] == 'on');
        $community    = mres($_POST['community']);
        $snmpver      = mres($_POST['snmpver']);
        $transport    = $_POST['transport'] ? mres($_POST['transport']) : $transport = 'udp';
        $port         = $_POST['port'] ? mres($_POST['port']) : $config['snmp']['port'];
        $timeout      = mres($_POST['timeout']);
        $retries      = mres($_POST['retries']);
        $poller_group = isset($_POST['poller_group']) ? mres($_POST['poller_group']) : 0;
        $port_assoc_mode = mres($_POST['port_assoc_mode']);
        $max_repeaters = mres($_POST['max_repeaters']);
        $max_oid      = mres($_POST['max_oid']);
        $v3           = array(
            'authlevel'  => mres($_POST['authlevel']),
            'authname'   => mres($_POST['authname']),
            'authpass'   => mres($_POST['authpass']),
            'authalgo'   => mres($_POST['authalgo']),
            'cryptopass' => mres($_POST['cryptopass']),
            'cryptoalgo' => mres($_POST['cryptoalgo']),
        );

        // FIXME needs better feedback
        $update = array(
            'community'    => $community,
            'snmpver'      => $snmpver,
            'port'         => $port,
            'transport'    => $transport,
            'poller_group' => $poller_group,
            'port_association_mode' => $port_assoc_mode,
        );

        if ($_POST['timeout']) {
            $update['timeout'] = $timeout;
        } else {
            $update['timeout'] = array('NULL');
        }

        if ($_POST['retries']) {
            $update['retries'] = $retries;
        } else {
            $update['retries'] = array('NULL');
        }

        $update = array_merge($update, $v3);

        $device_tmp = deviceArray($device['hostname'], $community, $snmpver, $port, $transport, $v3, $port_assoc_mode);
        if ($no_checks === true || isSNMPable($device_tmp)) {
            $rows_updated = dbUpdate($update, 'devices', '`device_id` = ?', array($device['device_id']));
            
            $max_repeaters_set = false;
            $max_oid_set = false;

            if (is_numeric($max_repeaters) && $max_repeaters != 0) {
                set_dev_attrib($device, 'snmp_max_repeaters', $max_repeaters);
                $max_repeaters_set = true;
            } else {
                del_dev_attrib($device, 'snmp_max_repeaters');
                $max_repeaters_set = true;
            }

            if (is_numeric($max_oid) && $max_oid != 0) {
                set_dev_attrib($device, 'snmp_max_oid', $max_oid);
                $max_oid_set = true;
            } else {
                del_dev_attrib($device, 'snmp_max_oid');
                $max_oid_set = true;
            }

            if ($rows_updated > 0) {
                $update_message = $rows_updated.' Device record updated.';
                $updated        = 1;
            } elseif ($rows_updated = '-1') {
                if ($max_repeaters_set === true || $max_repeaters_set === true) {
                    if ($max_repeaters_set === true) {
                        $update_message = 'SNMP Max repeaters updated, no other changes made';
                    }
                    if ($max_oid_set === true) {
                        $update_message .= '<br />SNMP Max OID updated, no other changes made';
                    }
                } else {
                    $update_message = 'Device record unchanged. No update necessary.';
                }
                $updated        = -1;
            } else {
                $update_message = 'Device record update error.';
                $updated        = 0;
            }
        } else {
            $update_message = 'Could not connect to device with new SNMP details';
            $updated        = 0;
        }
    }//end if
}//end if

$device = dbFetchRow('SELECT * FROM `devices` WHERE `device_id` = ?', array($device['device_id']));
$descr  = $device['purpose'];

if ($updated && $update_message) {
    print_message($update_message);
} elseif ($update_message) {
    print_error($update_message);
}

$max_repeaters = get_dev_attrib($device, 'snmp_max_repeaters');
$max_oid = get_dev_attrib($device, 'snmp_max_oid');

echo "
    <form id='edit' name='edit' method='post' action='' role='form' class='form-horizontal'>
    <input type=hidden name='editing' value='yes'>
    <div class='form-group'>
    <label for='snmpver' class='col-sm-2 control-label'>SNMP Details</label>
    <div class='col-sm-1'>
    <select id='snmpver' name='snmpver' class='form-control input-sm' onChange='changeForm();'>
    <option value='v1'>v1</option>
    <option value='v2c' ".($device['snmpver'] == 'v2c' ? 'selected' : '').">v2c</option>
    <option value='v3' ".($device['snmpver'] == 'v3' ? 'selected' : '').">v3</option>
    </select>
    </div>
    <div class='col-sm-2'>
    <input type='text' name='port' placeholder='port' class='form-control input-sm' value='".($device['port'] == $config['snmp']['port'] ? "" : $device['port'])."'>
    </div>
    <div class='col-sm-1'>
    <select name='transport' id='transport' class='form-control input-sm'>";
foreach ($config['snmp']['transports'] as $transport) {
    echo "<option value='".$transport."'";
    if ($transport == $device['transport']) {
        echo " selected='selected'";
    }

    echo '>'.$transport.'</option>';
}

echo "      </select>
    </div>
    </div>
    <div class='form-group'>
    <div class='col-sm-2'>
    </div>
    <div class='col-sm-1'>
    <input id='timeout' name='timeout' class='form-control input-sm' value='".($device['timeout'] ? $device['timeout'] : '')."' placeholder='seconds' />
    </div>
    <div class='col-sm-1'>
    <input id='retries' name='retries' class='form-control input-sm' value='".($device['timeout'] ? $device['retries'] : '')."' placeholder='retries' />
    </div>
    </div>
    <div class='form-group'>
      <label for='port_assoc_mode' class='col-sm-2 control-label'>Port Association Mode</label>
      <div class='col-sm-1'>
        <select name='port_assoc_mode' id='port_assoc_mode' class='form-control input-sm'>
";

foreach (get_port_assoc_modes() as $pam) {
    $pam_id = get_port_assoc_mode_id($pam);
    echo "           <option value='$pam_id'";

    if ($pam_id == $device['port_association_mode']) {
        echo " selected='selected'";
    }

    echo ">$pam</option>\n";
}

echo "        </select>
      </div>
    </div>
    <div class='form-group'>
        <label for='max_repeaters' class='col-sm-2 control-label'>Max Repeaters</label>
        <div class='col-sm-1'>
            <input id='max_repeaters' name='max_repeaters' class='form-control input-sm' value='".$max_repeaters."' placeholder='max rep' />
        </div>
    </div>
    <div class='form-group'>
        <label for='max_oid' class='col-sm-2 control-label'>Max OIDs</label>
        <div class='col-sm-1'>
            <input id='max_oid' name='max_oid' class='form-control input-sm' value='".$max_oid."' placeholder='max oids' />
        </div>
    </div>
    <div id='snmpv1_2'>
    <div class='form-group'>
    <label class='col-sm-3 control-label text-left'><h4><strong>SNMPv1/v2c Configuration</strong></h4></label>
    </div>
    <div class='form-group'>
    <label for='community' class='col-sm-2 control-label'>SNMP Community</label>
    <div class='col-sm-4'>
    <input id='community' class='form-control' name='community' value='".$device['community']."'/>
    </div>
    </div>
    </div>
    <div id='snmpv3'>
    <div class='form-group'>
    <label class='col-sm-3 control-label'><h4><strong>SNMPv3 Configuration</strong></h4></label>
    </div>
    <div class='form-group'>
    <label for='authlevel' class='col-sm-2 control-label'>Auth Level</label>
    <div class='col-sm-4'>
    <select id='authlevel' name='authlevel' class='form-control'>
    <option value='noAuthNoPriv'>noAuthNoPriv</option>
    <option value='authNoPriv' ".($device['authlevel'] == 'authNoPriv' ? 'selected' : '').">authNoPriv</option>
    <option value='authPriv' ".($device['authlevel'] == 'authPriv' ? 'selected' : '').">authPriv</option>
    </select>
    </div>
    </div>
    <div class='form-group'>
    <label for='authname' class='col-sm-2 control-label'>Auth User Name</label>
    <div class='col-sm-4'>
    <input type='text' id='authname' name='authname' class='form-control' value='".$device['authname']."'>
    </div>
    </div>
    <div class='form-group'>
    <label for='authpass' class='col-sm-2 control-label'>Auth Password</label>
    <div class='col-sm-4'>
    <input type='password' id='authpass' name='authpass' class='form-control' value='".$device['authpass']."'>
    </div>
    </div>
    <div class='form-group'>
    <label for='authalgo' class='col-sm-2 control-label'>Auth Algorithm</label>
    <div class='col-sm-4'>
    <select id='authalgo' name='authalgo' class='form-control'>
    <option value='MD5'>MD5</option>
    <option value='SHA' ".($device['authalgo'] === 'SHA' ? 'selected' : '').">SHA</option>
    </select>
    </div>
    </div>
    <div class='form-group'>
    <label for='cryptopass' class='col-sm-2 control-label'>Crypto Password</label>
    <div class='col-sm-4'>
    <input type='password' id='cryptopass' name='cryptopass' class='form-control' value='".$device['cryptopass']."'>
    </div>
    </div>
    <div class='form-group'>
    <label for='cryptoalgo' class='col-sm-2 control-label'>Crypto Algorithm</label>
    <div class='col-sm-4'>
    <select id='cryptoalgo' name='cryptoalgo' class='form-control'>
    <option value='AES'>AES</option>
    <option value='DES' ".($device['cryptoalgo'] === 'DES' ? 'selected' : '').">DES</option>
    </select>
    </div>
    </div>
    </div>";

?>
<div class="form-group">
    <div class="col-sm-offset-2 col-sm-9">
        <div class="checkbox">
            <label>
                <input type="checkbox" name="no_checks" id="no_checks"> Don't perform ICMP or SNMP checks?
            </label>
        </div>
    </div>
</div>
<?php

if ($config['distributed_poller'] === true) {
    echo '
        <div class="form-group">
        <label for="poller_group" class="col-sm-2 control-label">Poller Group</label>
        <div class="col-sm-4">
        <select name="poller_group" id="poller_group" class="form-control input-sm">
        <option value="0"> Default poller group</option>
        ';

    foreach (dbFetchRows('SELECT `id`,`group_name` FROM `poller_groups`') as $group) {
        echo '<option value="'.$group['id'].'"';
        if ($device['poller_group'] == $group['id']) {
            echo ' selected';
        }

        echo '>'.$group['group_name'].'</option>';
    }

    echo '
        </select>
        </div>
        </div>
        ';
}//end if


echo '
    <div class="row">
        <div class="col-md-1 col-md-offset-2">
            <button type="submit" name="Submit"  class="btn btn-success"><i class="fa fa-check"></i> Save</button>
        </div>
    </div>
    </form>
    ';

?>
<script>
function changeForm() {
    snmpVersion = $("#snmpver").val();
    if(snmpVersion == 'v1' || snmpVersion == 'v2c') {
        $('#snmpv1_2').show();
        $('#snmpv3').hide();
    }
    else if(snmpVersion == 'v3') {
        $('#snmpv1_2').hide();
        $('#snmpv3').show();
    }
}
<?php
if ($snmpver == 'v3' || $device['snmpver'] == 'v3') {
    echo "$('#snmpv1_2').toggle();";
} else {
    echo "$('#snmpv3').toggle();";
}

?>
</script>