mirror/librenms-librenms
1
0
Fork 0
mirror of https://github.com/librenms/librenms.git synced 2024-10-07 16:52:45 +00:00
Code Issues Actions Packages Projects Releases Wiki Activity

Merge pull request #2696 from SaaldjorMike/vmware-vminfo-discovery-perf

Browse Source 
Fixed discovery+poller performance of VMware virtual machines.
This commit is contained in:
Neil Lathwood
2016-01-08 13:35:15 +00:00
parent 7d94baefd2 91121536ee
commit 4e127af323
2 changed files with 42 additions and 76 deletions
Download Patch File Download Diff File Expand all files Collapse all files

107
includes/discovery/vmware-vminfo.inc.php
View File

@@ -19,81 +19,46 @@ if (($device['os'] == 'vmware') || ($device['os'] == 'linux')) {
echo 'VMware VM: ';
/*
* Fetch the list is Virtual Machines.
*
* vmwVmVMID.224 = INTEGER: 224
* vmwVmVMID.416 = INTEGER: 416
* ...
* Fetch information about Virtual Machines.
*/
$oids = snmp_walk($device, 'VMWARE-VMINFO-MIB::vmwVmVMID', '-Osqnv', '+VMWARE-ROOT-MIB:VMWARE-VMINFO-MIB', '+'.$config['install_dir'].'/mibs/vmware:'.$config['install_dir'].'/mibs');
if (empty($oids)) {
$oids = trim(snmp_walk($device, 'vmwVmUUID', '-Osq', '+VMWARE-ROOT-MIB:VMWARE-VMINFO-MIB', '+'.$config['install_dir'].'/mibs/vmware:'.$config['install_dir'].'/mibs'));
$oids = str_replace('vmwVmUUID.', '', $oids);
$oids = snmpwalk_cache_multi_oid($device, 'vmwVmTable', $oids, '+VMWARE-ROOT-MIB:VMWARE-VMINFO-MIB', '+'.$config['mib_dir'].'/vmware:'.$config['mib_dir']);
foreach ($oids as $index => $entry) {
$vmwVmDisplayName = $entry['vmwVmDisplayName'];
$vmwVmGuestOS = $entry['vmwVmGuestOS'];
$vmwVmMemSize = $entry['vmwVmMemSize'];
$vmwVmState = $entry['vmwVmState'];
$vmwVmCpus = $entry['vmwVmCpus'];
/*
* VMware does not return an INTEGER but a STRING of the vmwVmMemSize. This bug
* might be resolved by VMware in the future making this code obsolete.
*/
if (preg_match('/^([0-9]+) .*$/', $vmwVmMemSize, $matches)) {
$vmwVmMemSize = $matches[1];
}
/*
* Check whether the Virtual Machine is already known for this host.
*/
if (dbFetchCell("SELECT COUNT(id) FROM `vminfo` WHERE `device_id` = ? AND `vmwVmVMID` = ? AND vm_type='vmware'", array($device['device_id'], $index)) == 0) {
$vmid = dbInsert(array('device_id' => $device['device_id'], 'vm_type' => 'vmware', 'vmwVmVMID' => $index, 'vmwVmDisplayName' => mres($vmwVmDisplayName), 'vmwVmGuestOS' => mres($vmwVmGuestOS), 'vmwVmMemSize' => mres($vmwVmMemSize), 'vmwVmCpus' => mres($vmwVmCpus), 'vmwVmState' => mres($vmwVmState)), 'vminfo');
log_event(mres($vmwVmDisplayName)." ($vmwVmMemSize GB / $vmwVmCpus vCPU) Discovered", $device, 'system', $vmid);
echo '+';
// FIXME eventlog
}
else {
echo '.';
}
/*
* Save the discovered Virtual Machine.
*/
$vmw_vmlist[] = $index;
}
if ($oids != '') {
$oids = explode("\n", $oids);
foreach ($oids as $data) {
$data = trim($data);
list($oid,) = explode(' ', $data);
/*
* Fetch the Virtual Machine information.
*
* vmwVmDisplayName.224 = STRING: My First VM
* vmwVmDisplayName.416 = STRING: My Second VM
* vmwVmGuestOS.224 = STRING: windows7Server64Guest
* vmwVmGuestOS.416 = STRING: winLonghornGuest
* vmwVmMemSize.224 = INTEGER: 8192 megabytes
* vmwVmMemSize.416 = INTEGER: 8192 megabytes
* vmwVmState.224 = STRING: poweredOn
* vmwVmState.416 = STRING: poweredOn
* vmwVmVMID.224 = INTEGER: 224
* vmwVmVMID.416 = INTEGER: 416
* vmwVmCpus.224 = INTEGER: 2
* vmwVmCpus.416 = INTEGER: 2
*/
$vmwVmDisplayName = snmp_get($device, 'vmwVmDisplayName.'.$oid, '-Osqnv', '+VMWARE-ROOT-MIB:VMWARE-VMINFO-MIB', '+'.$config['install_dir'].'/mibs/vmware:'.$config['install_dir'].'/mibs');
$vmwVmGuestOS = snmp_get($device, 'vmwVmGuestOS.'.$oid, '-Osqnv', '+VMWARE-ROOT-MIB:VMWARE-VMINFO-MIB', '+'.$config['install_dir'].'/mibs/vmware:'.$config['install_dir'].'/mibs');
$vmwVmMemSize = snmp_get($device, 'vmwVmMemSize.'.$oid, '-Osqnv', '+VMWARE-ROOT-MIB:VMWARE-VMINFO-MIB', '+'.$config['install_dir'].'/mibs/vmware:'.$config['install_dir'].'/mibs');
$vmwVmState = snmp_get($device, 'vmwVmState.'.$oid, '-Osqnv', '+VMWARE-ROOT-MIB:VMWARE-VMINFO-MIB', '+'.$config['install_dir'].'/mibs/vmware:'.$config['install_dir'].'/mibs');
$vmwVmCpus = snmp_get($device, 'vmwVmCpus.'.$oid, '-Osqnv', '+VMWARE-ROOT-MIB:VMWARE-VMINFO-MIB', '+'.$config['install_dir'].'/mibs/vmware:'.$config['install_dir'].'/mibs');
/*
* VMware does not return an INTEGER but a STRING of the vmwVmMemSize. This bug
* might be resolved by VMware in the future making this code obsolete.
*/
if (preg_match('/^([0-9]+) .*$/', $vmwVmMemSize, $matches)) {
$vmwVmMemSize = $matches[1];
}
/*
* Check whether the Virtual Machine is already known for this host.
*/
if (dbFetchCell("SELECT COUNT(id) FROM `vminfo` WHERE `device_id` = ? AND `vmwVmVMID` = ? AND vm_type='vmware'", array($device['device_id'], $oid)) == 0) {
$vmid = dbInsert(array('device_id' => $device['device_id'], 'vm_type' => 'vmware', 'vmwVmVMID' => $oid, 'vmwVmDisplayName' => mres($vmwVmDisplayName), 'vmwVmGuestOS' => mres($vmwVmGuestOS), 'vmwVmMemSize' => mres($vmwVmMemSize), 'vmwVmCpus' => mres($vmwVmCpus), 'vmwVmState' => mres($vmwVmState)), 'vminfo');
log_event(mres($vmwVmDisplayName)." ($vmwVmMemSize GB / $vmwVmCpus vCPU) Discovered", $device, 'system', $vmid);
echo '+';
// FIXME eventlog
}
else {
echo '.';
}
// FIXME update code!
/*
* Save the discovered Virtual Machine.
*/
$vmw_vmlist[] = $oid;
}//end foreach
}//end if
/*
* Get a list of all the known Virtual Machines for this host.
*/

11
includes/polling/os/vmware.inc.php
View File

@@ -28,6 +28,7 @@ echo 'VMware VM: ';
*/
$db_info_list = dbFetchRows('SELECT id, vmwVmVMID, vmwVmDisplayName, vmwVmGuestOS, vmwVmMemSize, vmwVmCpus, vmwVmState FROM vminfo WHERE device_id = ?', array($device['device_id']));
$current_vminfo = snmpwalk_cache_multi_oid($device, 'vmwVmTable', array(), '+VMWARE-ROOT-MIB:VMWARE-VMINFO-MIB', '+'.$config['mib_dir'].'/vmware:'.$config['mib_dir']);
foreach ($db_info_list as $db_info) {
/*
@@ -43,11 +44,11 @@ foreach ($db_info_list as $db_info) {
$vm_info = array();
$vm_info['vmwVmDisplayName'] = snmp_get($device, 'VMWARE-VMINFO-MIB::vmwVmDisplayName.'.$db_info['vmwVmVMID'], '-Osqnv', '+VMWARE-ROOT-MIB:VMWARE-VMINFO-MIB', '+'.$config['install_dir'].'/mibs/vmware:'.$config['mibdir']);
$vm_info['vmwVmGuestOS'] = snmp_get($device, 'VMWARE-VMINFO-MIB::vmwVmGuestOS.'.$db_info['vmwVmVMID'], '-Osqnv', '+VMWARE-ROOT-MIB:VMWARE-VMINFO-MIB', '+'.$config['install_dir'].'/mibs/vmware:'.$config['mibdir']);
$vm_info['vmwVmMemSize'] = snmp_get($device, 'VMWARE-VMINFO-MIB::vmwVmMemSize.'.$db_info['vmwVmVMID'], '-Osqnv', '+VMWARE-ROOT-MIB:VMWARE-VMINFO-MIB', '+'.$config['install_dir'].'/mibs/vmware:'.$config['mibdir']);
$vm_info['vmwVmState'] = snmp_get($device, 'VMWARE-VMINFO-MIB::vmwVmState.'.$db_info['vmwVmVMID'], '-Osqnv', '+VMWARE-ROOT-MIB:VMWARE-VMINFO-MIB', '+'.$config['install_dir'].'/mibs/vmware:'.$config['mibdir']);
$vm_info['vmwVmCpus'] = snmp_get($device, 'VMWARE-VMINFO-MIB::vmwVmCpus.'.$db_info['vmwVmVMID'], '-Osqnv', '+VMWARE-ROOT-MIB:VMWARE-VMINFO-MIB', '+'.$config['install_dir'].'/mibs/vmware:'.$config['mibdir']);
$vm_info['vmwVmDisplayName'] = $current_vminfo[$db_info['vmwVmVMID']]['vmwVmDisplayName'];
$vm_info['vmwVmGuestOS'] = $current_vminfo[$db_info['vmwVmVMID']]['vmwVmGuestOS'];
$vm_info['vmwVmMemSize'] = $current_vminfo[$db_info['vmwVmVMID']]['vmwVmMemSize'];
$vm_info['vmwVmState'] = $current_vminfo[$db_info['vmwVmVMID']]['vmwVmState'];
$vm_info['vmwVmCpus'] = $current_vminfo[$db_info['vmwVmVMID']]['vmwVmCpus'];
/*
* VMware does not return an INTEGER but a STRING of the vmwVmMemSize. This bug