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add vm_deviceadd sub

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use qm monitor to hotplug pci device

currently only virtio disk

Signed-off-by: Derumier Alexandre <aderumier@odiso.com>
This commit is contained in:
Derumier Alexandre 2011-10-10 16:46:55 +02:00 committed by Dietmar Maurer
parent 86fdcfb229
commit a4dea33125
1 changed files with 24 additions and 1 deletions
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25
PVE/QemuServer.pm
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@ -900,7 +900,7 @@ sub print_drivedevice_full {
if ($drive->{interface} eq 'virtio') {
my $pciaddr = print_pci_addr("$drive->{interface}$drive->{index}");
$device = "virtio-blk-pci,drive=drive-$drive->{interface}$drive->{index},id=device-$drive->{interface}$drive->{index}$pciaddr";
$device = "virtio-blk-pci,drive=drive-$drive->{interface}$drive->{index},id=$drive->{interface}$drive->{index}$pciaddr";
}
elsif ($drive->{interface} eq 'scsi') {
@ -2270,6 +2270,29 @@ sub vm_devices_list {
return $devices;
}
sub vm_deviceadd {
my ($storecfg,$vmid, $deviceid,$device) = @_;
my $cfspath = cfs_config_path($vmid);
my $conf = PVE::Cluster::cfs_read_file($cfspath) || {};
return if !check_running ($vmid) || $conf->{hotplug} != 1 ; # do nothing if vm is running or hotplug option not set to 1
if($deviceid =~ m/^(virtio)(\d+)$/) {
my $drive = print_drive_full ($storecfg,$vmid, $device);
vm_monitor_command ($vmid, "drive_add auto $drive", 1);
my $devicefull = print_drivedevice_full ($storecfg,$vmid, $device);
vm_monitor_command ($vmid, "device_add $devicefull", 1);
}
#verification
sleep 2; #give a litlle time to os to add the device
my $devices_list = vm_devices_list($vmid);
die "error on hotplug device" if(! defined($devices_list->{$deviceid}));
}
sub vm_start {
my ($storecfg, $vmid, $statefile, $skiplock) = @_;