public function work()
{
$t = new LinfoTimerStart('libvirt extension');
if (!extension_loaded('libvirt')) {
$this->LinfoError->add('libvirt extension', 'Libvirt PHP extension not installed');
$this->res = false;
return false;
}
if (!$this->connect()) {
return false;
}
if (!($doms = libvirt_list_domains($this->connection))) {
$this->LinfoError->add('libvirt extension', 'Failed getting domain list');
$this->res = false;
return false;
}
foreach ($doms as $name) {
if (!($domain = libvirt_domain_lookup_by_name($this->connection, $name))) {
continue;
}
if (!($info = libvirt_domain_get_info($domain)) || !is_array($info)) {
continue;
}
$info['storage'] = array();
foreach ((array) @libvirt_domain_get_disk_devices($domain) as $blockName) {
if (!is_string($blockName)) {
continue;
}
// Sometime device exists but libvirt fails to get more docs. just settle for device name
if (!($blockInfo = libvirt_domain_get_block_info($domain, $blockName)) || !is_array($blockInfo)) {
$info['storage'][] = array('device' => $blockName);
continue;
}
if (isset($blockInfo['partition']) && !isset($blockInfo['file'])) {
$blockInfo['file'] = $blockInfo['partition'];
}
$info['storage'][] = $blockInfo;
}
$this->VMs[$name] = $info;
}
$this->res = true;
}
public function work()
{
$t = new Timer('libvirt extension');
if (!extension_loaded('libvirt')) {
Errors::add('libvirt extension', 'Libvirt PHP extension not installed');
$this->res = false;
return;
}
if (!$this->connect()) {
Errors::add('libvirt extension', 'Failed connecting');
return;
}
if (!($doms = libvirt_list_domains($this->connection))) {
Errors::add('libvirt extension', 'Failed getting domain list');
$this->res = false;
return;
}
foreach ($doms as $name) {
if (!($domain = libvirt_domain_lookup_by_name($this->connection, $name))) {
continue;
}
if (!($info = libvirt_domain_get_info($domain)) || !is_array($info)) {
continue;
}
$info['autostart'] = libvirt_domain_get_autostart($domain);
if ($info['autostart'] == 1) {
$info['autostart'] = 'Yes';
} elseif ($info['autostart'] == 0) {
$info['autostart'] = 'No';
} else {
$info['autostart'] = 'N/A';
}
$info['nets'] = array();
$nets = @libvirt_domain_get_interface_devices($domain);
foreach ($nets as $key => $net) {
if (!is_numeric($key)) {
continue;
}
$info['nets'][] = $net;
}
$info['storage'] = array();
foreach ((array) @libvirt_domain_get_disk_devices($domain) as $blockName) {
if (!is_string($blockName)) {
continue;
}
// Sometime device exists but libvirt fails to get more docs. just settle for device name
if (!($blockInfo = @libvirt_domain_get_block_info($domain, $blockName)) || !is_array($blockInfo)) {
$info['storage'][] = array('device' => $blockName);
continue;
}
if (isset($blockInfo['partition']) && !isset($blockInfo['file'])) {
$blockInfo['file'] = $blockInfo['partition'];
}
$info['storage'][] = $blockInfo;
}
$this->VMs[$name] = $info;
}
$this->res = true;
}
function get_disk_stats($domain, $sort = true)
{
$dom = $this->get_domain_object($domain);
$buses = $this->get_xpath($dom, '//domain/devices/disk[@device="disk"]/target/@bus', false);
$disks = $this->get_xpath($dom, '//domain/devices/disk[@device="disk"]/target/@dev', false);
// create image as: qemu-img create -f qcow2 -o backing_file=RAW_IMG OUT_QCOW_IMG SIZE[K,M,G suffixed]
$ret = array();
for ($i = 0; $i < $disks['num']; $i++) {
$tmp = libvirt_domain_get_block_info($dom, $disks[$i]);
if ($tmp) {
$tmp['bus'] = $buses[$i];
$ret[] = $tmp;
} else {
$this->_set_last_error();
}
}
if ($sort) {
for ($i = 0; $i < sizeof($ret); $i++) {
for ($ii = 0; $ii < sizeof($ret); $ii++) {
if (strcmp($ret[$i]['device'], $ret[$ii]['device']) < 0) {
$tmp = $ret[$i];
$ret[$i] = $ret[$ii];
$ret[$ii] = $tmp;
}
}
}
}
unset($buses);
unset($disks);
return $ret;
}
function get_disk_stats($domain, $sort=true) {
$dom = $this->get_domain_object($domain);
$buses = $this->get_xpath($dom, '//domain/devices/disk[@device="disk"]/target/@bus', false);
$disks = $this->get_xpath($dom, '//domain/devices/disk[@device="disk"]/target/@dev', false);
$files = $this->get_xpath($dom, '//domain/devices/disk[@device="disk"]/source/@file', false);
$ret = array();
for ($i = 0; $i < $disks['num']; $i++) {
$tmp = libvirt_domain_get_block_info($dom, $disks[$i]);
if ($tmp) {
$tmp['bus'] = $buses[$i];
// Libvirt reports 0 bytes for raw disk images that haven't been
// written to yet so we just report the raw disk size for now
if ( !empty($tmp['file']) &&
$tmp['type'] == 'raw' &&
empty($tmp['physical']) &&
is_file($tmp['file']) ) {
$intSize = filesize($tmp['file']);
$tmp['physical'] = $intSize;
$tmp['capacity'] = $intSize;
}
$ret[] = $tmp;
}
else {
$this->_set_last_error();
$ret[] = array(
'device' => $disks[$i],
'file' => $files[$i],
'type' => '-',
'capacity' => '-',
'allocation' => '-',
'physical' => '-',
'bus' => $buses[$i]
);
}
}
if ($sort) {
for ($i = 0; $i < sizeof($ret); $i++) {
for ($ii = 0; $ii < sizeof($ret); $ii++) {
if (strcmp($ret[$i]['device'], $ret[$ii]['device']) < 0) {
$tmp = $ret[$i];
$ret[$i] = $ret[$ii];
$ret[$ii] = $tmp;
}
}
}
}
unset($buses);
unset($disks);
unset($files);
return $ret;
}