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ipv6-mib support

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git-svn-id: http://www.observium.org/svn/observer/trunk@583 61d68cd4-352d-0410-923a-c4978735b2b8
This commit is contained in:
Adam Amstrong
2010-01-01 14:09:57 +00:00
parent 82cde480ab
commit 8bcc89e670
4 changed files with 76 additions and 42 deletions
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9
includes/discovery/bgp-peers.php
View File

@@ -73,12 +73,9 @@
$peers = trim(str_replace(".1.3.6.1.4.1.2636.5.1.1.2.1.1.1.13.0.","", `$peers_cmd`)); $peers = trim(str_replace(".1.3.6.1.4.1.2636.5.1.1.2.1.1.1.13.0.","", `$peers_cmd`));
foreach (explode("\n", $peers) as $peer) { foreach (explode("\n", $peers) as $peer) {
list($peer_ip_snmp, $peer_as) = split(" ", $peer); list($peer_ip_snmp, $peer_as) = split(" ", $peer);
$peer_ip_ex = explode('.',$peer_ip_snmp);
$peer_ip_ex = array_slice($peer_ip_ex,count($peer_ip_ex)-16); # Magic! Basically, takes SNMP form and finds peer IPs from the walk OIDs.
for ($i = 0;$i <= 15;$i++) { $peer_ip_ex[$i] = dechex($peer_ip_ex[$i]); if (strlen($peer_ip_ex[$i]) < 2) $peer_ip_ex[$i] = '0' . $peer_ip_ex[$i]; } $peer_ip = Net_IPv6::compress(snmp2ipv6(implode('.',array_slice(explode('.',$peer_ip_snmp),count($ipv6)-16))));
for ($i = 0;$i <= 15;$i+=2) { $peer_ip_ex2[] = $peer_ip_ex[$i] . $peer_ip_ex[$i+1]; }
$peer_ip = implode(':',$peer_ip_ex2); unset($peer_ip_ex2);
$peer_ip = Net_IPv6::compress($peer_ip);
if($peer) { if($peer) {

86
includes/discovery/ipv6-addresses.php
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@@ -1,9 +1,40 @@
<?php <?php
echo("IPv6 Addresses : "); function discover_process_ipv6($ifIndex,$ipv6_address,$ipv6_prefixlen,$ipv6_origin)
{
global $valid_v6,$device;
#$ipv6interfaces = shell_exec($config['snmpget']." -m IPV6-MIB -Ovnq -".$device['snmpver']." -c ".$device['community']." ".$device['hostname'].":".$device['port']." ipv6Interfaces.0"); $ipv6_network = trim(shell_exec($config['sipcalc']." $ipv6_address/$ipv6_prefixlen | grep Subnet | cut -f 2 -d '-'"));
#if($ipv6interfaces){ $ipv6_compressed = trim(shell_exec($config['sipcalc']." $ipv6_address/$ipv6_prefixlen | grep Compressed | cut -f 2 -d '-'"));
if (mysql_result(mysql_query("SELECT count(*) FROM `interfaces`
WHERE device_id = '".$device['device_id']."' AND `ifIndex` = '$ifIndex'"), 0) != '0' && $ipv6_prefixlen > '0' && $ipv6_prefixlen < '129' && $ipv6_compressed != '::1') {
$i_query = "SELECT interface_id FROM `interfaces` WHERE device_id = '".$device['device_id']."' AND `ifIndex` = '$ifIndex'";
$interface_id = mysql_result(mysql_query($i_query), 0);
if (mysql_result(mysql_query("SELECT COUNT(*) FROM `ipv6_networks` WHERE `ipv6_network` = '$ipv6_network'"), 0) < '1') {
mysql_query("INSERT INTO `ipv6_networks` (`ipv6_network`) VALUES ('$ipv6_network')");
echo("N");
}
if (mysql_result(mysql_query("SELECT COUNT(*) FROM `ipv6_networks` WHERE `ipv6_network` = '$ipv6_network'"), 0) < '1') {
mysql_query("INSERT INTO `ipv6_networks` (`ipv6_network`) VALUES ('$ipv6_network')");
echo("N");
}
$ipv6_network_id = @mysql_result(mysql_query("SELECT `ipv6_network_id` from `ipv6_networks` WHERE `ipv6_network` = '$ipv6_network'"), 0);
if (mysql_result(mysql_query("SELECT COUNT(*) FROM `ipv6_addresses` WHERE `ipv6_address` = '$ipv6_address' AND `ipv6_prefixlen` = '$ipv6_prefixlen' AND `interface_id` = '$interface_id'"), 0) == '0') {
mysql_query("INSERT INTO `ipv6_addresses` (`ipv6_address`, `ipv6_compressed`, `ipv6_prefixlen`, `ipv6_origin`, `ipv6_network_id`, `interface_id`)
VALUES ('$ipv6_address', '$ipv6_compressed', '$ipv6_prefixlen', '$ipv6_origin', '$ipv6_network_id', '$interface_id')");
echo("+");
} else { echo("."); }
$full_address = "$ipv6_address/$ipv6_prefixlen";
$valid = $full_address . "-" . $interface_id;
$valid_v6[$valid] = 1;
}
}
echo("IPv6 Addresses : ");
$cmd = $config['snmpwalk']." -m IP-MIB -".$device['snmpver']." -Ln -c ".$device['community']." ".$device['hostname'].":".$device['port']; $cmd = $config['snmpwalk']." -m IP-MIB -".$device['snmpver']." -Ln -c ".$device['community']." ".$device['hostname'].":".$device['port'];
$cmd .= " ipAddressIfIndex.ipv6 -Osq | grep -v No"; $cmd .= " ipAddressIfIndex.ipv6 -Osq | grep -v No";
@@ -28,36 +59,29 @@ echo("IPv6 Addresses : ");
$ipv6_prefixlen = trim(shell_exec($config['snmpget']." -m IP-MIB -".$device['snmpver']." -c ".$device['community']." ".$device['hostname'].":".$device['port']." .1.3.6.1.2.1.4.34.1.5.2.16.$oid | sed 's/.*\.//'")); $ipv6_prefixlen = trim(shell_exec($config['snmpget']." -m IP-MIB -".$device['snmpver']." -c ".$device['community']." ".$device['hostname'].":".$device['port']." .1.3.6.1.2.1.4.34.1.5.2.16.$oid | sed 's/.*\.//'"));
$ipv6_origin = trim(shell_exec($config['snmpget']." -m IP-MIB -Ovq -".$device['snmpver']." -c ".$device['community']." ".$device['hostname'].":".$device['port']." .1.3.6.1.2.1.4.34.1.6.2.16.$oid")); $ipv6_origin = trim(shell_exec($config['snmpget']." -m IP-MIB -Ovq -".$device['snmpver']." -c ".$device['community']." ".$device['hostname'].":".$device['port']." .1.3.6.1.2.1.4.34.1.6.2.16.$oid"));
$ipv6_network = trim(shell_exec($config['sipcalc']." $ipv6_address/$ipv6_prefixlen | grep Subnet | cut -f 2 -d '-'")); discover_process_ipv6($ifIndex,$ipv6_address,$ipv6_prefixlen,$ipv6_origin);
$ipv6_compressed = trim(shell_exec($config['sipcalc']." $ipv6_address/$ipv6_prefixlen | grep Compressed | cut -f 2 -d '-'")); } # if $data
} # foreach
if (mysql_result(mysql_query("SELECT count(*) FROM `interfaces` if (!$oids)
WHERE device_id = '".$device['device_id']."' AND `ifIndex` = '$ifIndex'"), 0) != '0' && $ipv6_prefixlen > '0' && $ipv6_prefixlen < '129' && $ipv6_compressed != '::1') { {
$i_query = "SELECT interface_id FROM `interfaces` WHERE device_id = '".$device['device_id']."' AND `ifIndex` = '$ifIndex'"; $cmd = $config['snmpwalk']." -m IPV6-MIB -".$device['snmpver']." -Ln -c ".$device['community']." ".$device['hostname'].":".$device['port'];
$interface_id = mysql_result(mysql_query($i_query), 0); $cmd .= " ipv6AddrPfxLength -Osq -OnU| grep -v No";
if (mysql_result(mysql_query("SELECT COUNT(*) FROM `ipv6_networks` WHERE `ipv6_network` = '$ipv6_network'"), 0) < '1') { $oids = trim(trim(shell_exec($cmd)));
mysql_query("INSERT INTO `ipv6_networks` (`ipv6_network`) VALUES ('$ipv6_network')"); $oids = str_replace(".1.3.6.1.2.1.55.1.8.1.2.", "", $oids); $oids = str_replace("\"", "", $oids); $oids = trim($oids);
echo("N"); foreach(explode("\n", $oids) as $data) {
} if($data) {
$data = trim($data);
list($if_ipv6addr,$ipv6_prefixlen) = explode(" ", $data);
list($ifindex,$ipv6addr) = split("\\.",$if_ipv6addr,2);
$ipv6_address = snmp2ipv6($ipv6addr);
if (mysql_result(mysql_query("SELECT COUNT(*) FROM `ipv6_networks` WHERE `ipv6_network` = '$ipv6_network'"), 0) < '1') { $ipv6_origin = trim(shell_exec($config['snmpget']." -m IPV6-MIB -Ovq -".$device['snmpver']." -c ".$device['community']." ".$device['hostname'].":".$device['port']." IPV6-MIB::ipv6AddrType.$if_ipv6addr"));
mysql_query("INSERT INTO `ipv6_networks` (`ipv6_network`) VALUES ('$ipv6_network')");
echo("N"); discover_process_ipv6($ifIndex,$ipv6_address,$ipv6_prefixlen,$ipv6_origin);
} } # if $data
$ipv6_network_id = @mysql_result(mysql_query("SELECT `ipv6_network_id` from `ipv6_networks` WHERE `ipv6_network` = '$ipv6_network'"), 0); } # foreach
} # if $oids
if (mysql_result(mysql_query("SELECT COUNT(*) FROM `ipv6_addresses` WHERE `ipv6_address` = '$ipv6_address' AND `ipv6_prefixlen` = '$ipv6_prefixlen' AND `interface_id` = '$interface_id'"), 0) == '0') {
mysql_query("INSERT INTO `ipv6_addresses` (`ipv6_address`, `ipv6_compressed`, `ipv6_prefixlen`, `ipv6_origin`, `ipv6_network_id`, `interface_id`)
VALUES ('$ipv6_address', '$ipv6_compressed', '$ipv6_prefixlen', '$ipv6_origin', '$ipv6_network_id', '$interface_id')");
echo("+");
} else { echo("."); }
$full_address = "$ipv6_address/$ipv6_prefixlen";
$valid = $full_address . "-" . $interface_id;
$valid_v6[$valid] = 1;
}
}
}
#} else { echo("None configured"); }
$sql = "SELECT * FROM ipv6_addresses AS A, interfaces AS I WHERE I.device_id = '".$device['device_id']."' AND A.interface_id = I.interface_id"; $sql = "SELECT * FROM ipv6_addresses AS A, interfaces AS I WHERE I.device_id = '".$device['device_id']."' AND A.interface_id = I.interface_id";
$data = mysql_query($sql); $data = mysql_query($sql);

17
includes/functions.php
View File

@@ -673,4 +673,21 @@ function match_network ($nets, $ip, $first=false) {
return $return; return $return;
} }
function snmp2ipv6($ipv6_snmp)
{
$ipv6 = explode('.',$ipv6_snmp);
for ($i = 0;$i <= 15;$i++) { $ipv6[$i] = zeropad(dechex($ipv6[$i])); }
for ($i = 0;$i <= 15;$i+=2) { $ipv6_2[] = $ipv6[$i] . $ipv6[$i+1]; }
return implode(':',$ipv6_2);
}
function ipv62snmp($ipv6)
{
$ipv6_ex = explode(':',Net_IPv6::uncompress($ipv6));
for ($i = 0;$i < 8;$i++) { while (strlen($ipv6_ex[$i]) < 4) $ipv6_ex[$i] = "0" . $ipv6_ex[$i]; } # Pad zeroes back
$ipv6_ip = implode('',$ipv6_ex);
for ($i = 0;$i < 16;$i+=2) $ipv6_split[] = hexdec(substr($ipv6_ip,$i,2));
return implode($ipv6_split,'.');
}
?> ?>

6
includes/polling/bgpPeer.inc.php
View File

@@ -26,11 +26,7 @@ else
if ($device['os'] == "junos") if ($device['os'] == "junos")
{ {
# v6 for JunOS via Juniper MIB # v6 for JunOS via Juniper MIB
$peer_ip_ex = explode(':',Net_IPv6::uncompress($peer['bgpPeerIdentifier'])); $peer_ip = ipv62snmp($peer['bgpPeerIdentifier']);
for ($i = 0;$i < 8;$i++) { while (strlen($peer_ip_ex[$i]) < 4) $peer_ip_ex[$i] = "0" . $peer_ip_ex[$i]; } # Pad zeroes back
$peer_ip = implode('',$peer_ip_ex);
for ($i = 0;$i < 16;$i+=2) $peer_ip_split[] = hexdec(substr($peer_ip,$i,2));
$peer_ip = implode($peer_ip_split,'.'); unset($peer_ip_split); # Now in JunOS SNMP format
if (!isset($junos_v6)) if (!isset($junos_v6))
{ {