function volume_create($name, $capacity, $allocation, $format) {
$capacity = $this->parse_size($capacity);
$allocation = $this->parse_size($allocation);
($format != 'raw' ) ? $ext = $format : $ext = 'img';
($ext == pathinfo($name, PATHINFO_EXTENSION)) ? $ext = '': $name .= '.';
$xml = "<volume>\n".
" <name>$name$ext</name>\n".
" <capacity>$capacity</capacity>\n".
" <allocation>$allocation</allocation>\n".
" <target>\n".
" <format type='$format'/>\n".
" </target>\n".
"</volume>";
$tmp = libvirt_storagevolume_create_xml($pool, $xml);
return ($tmp) ? $tmp : $this->_set_last_error();
}
function storagevolume_create($pool, $name, $capacity, $allocation)
{
$pool = $this->get_storagepool_res($pool);
$capacity = $this->parse_size($capacity);
$allocation = $this->parse_size($allocation);
$xml = "<volume>\n" . " <name>{$name}</name>\n" . " <capacity>{$capacity}</capacity>\n" . " <allocation>{$allocation}</allocation>\n" . "</volume>";
$tmp = libvirt_storagevolume_create_xml($pool, $xml);
return $tmp ? $tmp : $this->_set_last_error();
}
/**
* create a volume in _IMAGE_POOL_ on the virt host
*
* @global resource $host_conn libvirt connection
*
* @param string $volume_virt_id virt_id to be used for the volume
* @param int $size size of volume measured in units
* @param string $unit "MB" | "GB"
* @param string $volume_base_virt_id virt_id of base volume
*
* @return bool TRUE on success | FALSE on error
*/
function ace_kvm_volume_create($volume_virt_id, $size, $unit, $volume_base_virt_id)
{
global $host_conn;
if ($volume_base_virt_id) {
$xml = '
<volume>
<name></name>
<allocation>0</allocation>
<capacity unit=""></capacity>
<target>
<format type="qcow2"/>
<permissions>
<mode>0744</mode>
</permissions>
</target>
<backingStore>
<path></path>
<format type="qcow2"/>
<permissions>
<mode>0744</mode>
<label>virt_image_t</label>
</permissions>
</backingStore>
</volume>';
} else {
$xml = '
<volume>
<name></name>
<allocation>0</allocation>
<capacity unit=""></capacity>
<target>
<format type="qcow2"/>
<permissions>
<mode>0744</mode>
</permissions>
</target>
</volume>';
}
$volumeXML = new SimpleXMLElement($xml);
$volumeXML->name = $volume_virt_id;
$volumeXML->capacity['unit'] = $unit;
$volumeXML->capacity = $size;
if ($volume_base_virt_id) {
$volumeXML->backingStore->path = '/storage/vol02/images/' . $volume_base_virt_id;
}
$xml = $volumeXML->asXML();
$volume_pool_res = libvirt_storagepool_lookup_by_name($host_conn, _IMAGE_POOL_);
ace_kvm_log_last_error();
$return = $volume_res = libvirt_storagevolume_create_xml($volume_pool_res, $xml) ? TRUE : FALSE;
ace_kvm_log_last_error();
return $return;
}
