1 package PVE
::QemuServer
;
22 use Storable
qw(dclone);
23 use PVE
::Exception
qw(raise raise_param_exc);
25 use PVE
::Tools
qw(run_command lock_file lock_file_full file_read_firstline dir_glob_foreach);
26 use PVE
::JSONSchema
qw(get_standard_option);
27 use PVE
::Cluster
qw(cfs_register_file cfs_read_file cfs_write_file cfs_lock_file);
31 use PVE
::RPCEnvironment
;
32 use Time
::HiRes
qw(gettimeofday);
34 my $cpuinfo = PVE
::ProcFSTools
::read_cpuinfo
();
36 # Note about locking: we use flock on the config file protect
37 # against concurent actions.
38 # Aditionaly, we have a 'lock' setting in the config file. This
39 # can be set to 'migrate', 'backup', 'snapshot' or 'rollback'. Most actions are not
40 # allowed when such lock is set. But you can ignore this kind of
41 # lock with the --skiplock flag.
43 cfs_register_file
('/qemu-server/',
47 PVE
::JSONSchema
::register_standard_option
('skiplock', {
48 description
=> "Ignore locks - only root is allowed to use this option.",
53 PVE
::JSONSchema
::register_standard_option
('pve-qm-stateuri', {
54 description
=> "Some command save/restore state from this location.",
60 PVE
::JSONSchema
::register_standard_option
('pve-snapshot-name', {
61 description
=> "The name of the snapshot.",
62 type
=> 'string', format
=> 'pve-configid',
66 #no warnings 'redefine';
68 unless(defined(&_VZSYSCALLS_H_
)) {
69 eval 'sub _VZSYSCALLS_H_ () {1;}' unless defined(&_VZSYSCALLS_H_
);
70 require 'sys/syscall.ph';
71 if(defined(&__x86_64__
)) {
72 eval 'sub __NR_fairsched_vcpus () {499;}' unless defined(&__NR_fairsched_vcpus
);
73 eval 'sub __NR_fairsched_mknod () {504;}' unless defined(&__NR_fairsched_mknod
);
74 eval 'sub __NR_fairsched_rmnod () {505;}' unless defined(&__NR_fairsched_rmnod
);
75 eval 'sub __NR_fairsched_chwt () {506;}' unless defined(&__NR_fairsched_chwt
);
76 eval 'sub __NR_fairsched_mvpr () {507;}' unless defined(&__NR_fairsched_mvpr
);
77 eval 'sub __NR_fairsched_rate () {508;}' unless defined(&__NR_fairsched_rate
);
78 eval 'sub __NR_setluid () {501;}' unless defined(&__NR_setluid
);
79 eval 'sub __NR_setublimit () {502;}' unless defined(&__NR_setublimit
);
81 elsif(defined( &__i386__
) ) {
82 eval 'sub __NR_fairsched_mknod () {500;}' unless defined(&__NR_fairsched_mknod
);
83 eval 'sub __NR_fairsched_rmnod () {501;}' unless defined(&__NR_fairsched_rmnod
);
84 eval 'sub __NR_fairsched_chwt () {502;}' unless defined(&__NR_fairsched_chwt
);
85 eval 'sub __NR_fairsched_mvpr () {503;}' unless defined(&__NR_fairsched_mvpr
);
86 eval 'sub __NR_fairsched_rate () {504;}' unless defined(&__NR_fairsched_rate
);
87 eval 'sub __NR_fairsched_vcpus () {505;}' unless defined(&__NR_fairsched_vcpus
);
88 eval 'sub __NR_setluid () {511;}' unless defined(&__NR_setluid
);
89 eval 'sub __NR_setublimit () {512;}' unless defined(&__NR_setublimit
);
91 die("no fairsched syscall for this arch");
93 require 'asm/ioctl.ph';
94 eval 'sub KVM_GET_API_VERSION () { &_IO(0xAE, 0x);}' unless defined(&KVM_GET_API_VERSION
);
98 my ($parent, $weight, $desired) = @_;
100 return syscall(&__NR_fairsched_mknod
, int($parent), int($weight), int($desired));
103 sub fairsched_rmnod
{
106 return syscall(&__NR_fairsched_rmnod
, int($id));
110 my ($pid, $newid) = @_;
112 return syscall(&__NR_fairsched_mvpr
, int($pid), int($newid));
115 sub fairsched_vcpus
{
116 my ($id, $vcpus) = @_;
118 return syscall(&__NR_fairsched_vcpus
, int($id), int($vcpus));
122 my ($id, $op, $rate) = @_;
124 return syscall(&__NR_fairsched_rate
, int($id), int($op), int($rate));
127 use constant FAIRSCHED_SET_RATE
=> 0;
128 use constant FAIRSCHED_DROP_RATE
=> 1;
129 use constant FAIRSCHED_GET_RATE
=> 2;
131 sub fairsched_cpulimit
{
132 my ($id, $limit) = @_;
134 my $cpulim1024 = int($limit * 1024 / 100);
135 my $op = $cpulim1024 ? FAIRSCHED_SET_RATE
: FAIRSCHED_DROP_RATE
;
137 return fairsched_rate
($id, $op, $cpulim1024);
140 my $nodename = PVE
::INotify
::nodename
();
142 mkdir "/etc/pve/nodes/$nodename";
143 my $confdir = "/etc/pve/nodes/$nodename/qemu-server";
146 my $var_run_tmpdir = "/var/run/qemu-server";
147 mkdir $var_run_tmpdir;
149 my $lock_dir = "/var/lock/qemu-server";
152 my $pcisysfs = "/sys/bus/pci";
158 description
=> "Enable iothread dataplane.",
164 description
=> "Specifies whether a VM will be started during system bootup.",
170 description
=> "Automatic restart after crash (currently ignored).",
176 description
=> "Allow hotplug for disk and network device",
182 description
=> "Allow reboot. If set to '0' the VM exit on reboot.",
188 description
=> "Lock/unlock the VM.",
189 enum
=> [qw(migrate backup snapshot rollback)],
194 description
=> "Limit of CPU usage in per cent. Note if the computer has 2 CPUs, it has total of 200% CPU time. Value '0' indicates no CPU limit.\n\nNOTE: This option is currently ignored.",
201 description
=> "CPU weight for a VM. Argument is used in the kernel fair scheduler. The larger the number is, the more CPU time this VM gets. Number is relative to weights of all the other running VMs.\n\nNOTE: You can disable fair-scheduler configuration by setting this to 0.",
209 description
=> "Amount of RAM for the VM in MB. This is the maximum available memory when you use the balloon device.",
216 description
=> "Amount of target RAM for the VM in MB. Using zero disables the ballon driver.",
222 description
=> "Amount of memory shares for auto-ballooning. The larger the number is, the more memory this VM gets. Number is relative to weights of all other running VMs. Using zero disables auto-ballooning",
230 description
=> "Keybord layout for vnc server. Default is read from the datacenter configuration file.",
231 enum
=> PVE
::Tools
::kvmkeymaplist
(),
236 type
=> 'string', format
=> 'dns-name',
237 description
=> "Set a name for the VM. Only used on the configuration web interface.",
242 description
=> "scsi controller model",
243 enum
=> [qw(lsi lsi53c810 virtio-scsi-pci megasas pvscsi)],
249 description
=> "Description for the VM. Only used on the configuration web interface. This is saved as comment inside the configuration file.",
254 enum
=> [qw(other wxp w2k w2k3 w2k8 wvista win7 win8 l24 l26 solaris)],
255 description
=> <<EODESC,
256 Used to enable special optimization/features for specific
259 other => unspecified OS
260 wxp => Microsoft Windows XP
261 w2k => Microsoft Windows 2000
262 w2k3 => Microsoft Windows 2003
263 w2k8 => Microsoft Windows 2008
264 wvista => Microsoft Windows Vista
265 win7 => Microsoft Windows 7
266 win8 => Microsoft Windows 8/2012
267 l24 => Linux 2.4 Kernel
268 l26 => Linux 2.6/3.X Kernel
269 solaris => solaris/opensolaris/openindiania kernel
271 other|l24|l26|solaris ... no special behaviour
272 wxp|w2k|w2k3|w2k8|wvista|win7|win8 ... use --localtime switch
278 description
=> "Boot on floppy (a), hard disk (c), CD-ROM (d), or network (n).",
279 pattern
=> '[acdn]{1,4}',
284 type
=> 'string', format
=> 'pve-qm-bootdisk',
285 description
=> "Enable booting from specified disk.",
286 pattern
=> '(ide|sata|scsi|virtio)\d+',
291 description
=> "The number of CPUs. Please use option -sockets instead.",
298 description
=> "The number of CPU sockets.",
305 description
=> "The number of cores per socket.",
312 description
=> "Enable/disable Numa.",
318 description
=> "Maximum cpus for hotplug.",
325 description
=> "Enable/disable ACPI.",
331 description
=> "Enable/disable Qemu GuestAgent.",
337 description
=> "Enable/disable KVM hardware virtualization.",
343 description
=> "Enable/disable time drift fix.",
349 description
=> "Set the real time clock to local time. This is enabled by default if ostype indicates a Microsoft OS.",
354 description
=> "Freeze CPU at startup (use 'c' monitor command to start execution).",
359 description
=> "Select VGA type. If you want to use high resolution modes (>= 1280x1024x16) then you should use option 'std' or 'vmware'. Default is 'std' for win8/win7/w2k8, and 'cirrur' for other OS types. Option 'qxl' enables the SPICE display sever. You can also run without any graphic card using a serial devive as terminal.",
360 enum
=> [qw(std cirrus vmware qxl serial0 serial1 serial2 serial3 qxl2 qxl3 qxl4)],
364 type
=> 'string', format
=> 'pve-qm-watchdog',
365 typetext
=> '[[model=]i6300esb|ib700] [,[action=]reset|shutdown|poweroff|pause|debug|none]',
366 description
=> "Create a virtual hardware watchdog device. Once enabled (by a guest action), the watchdog must be periodically polled by an agent inside the guest or else the guest will be restarted (or execute the action specified)",
371 typetext
=> "(now | YYYY-MM-DD | YYYY-MM-DDTHH:MM:SS)",
372 description
=> "Set the initial date of the real time clock. Valid format for date are: 'now' or '2006-06-17T16:01:21' or '2006-06-17'.",
373 pattern
=> '(now|\d{4}-\d{1,2}-\d{1,2}(T\d{1,2}:\d{1,2}:\d{1,2})?)',
378 type
=> 'string', format
=> 'pve-qm-startup',
379 typetext
=> '[[order=]\d+] [,up=\d+] [,down=\d+] ',
380 description
=> "Startup and shutdown behavior. Order is a non-negative number defining the general startup order. Shutdown in done with reverse ordering. Additionally you can set the 'up' or 'down' delay in seconds, which specifies a delay to wait before the next VM is started or stopped.",
385 description
=> "Enable/disable Template.",
391 description
=> <<EODESCR,
392 Note: this option is for experts only. It allows you to pass arbitrary arguments to kvm, for example:
394 args: -no-reboot -no-hpet
401 description
=> "Enable/disable the usb tablet device. This device is usually needed to allow absolute mouse positioning with VNC. Else the mouse runs out of sync with normal VNC clients. If you're running lots of console-only guests on one host, you may consider disabling this to save some context switches. This is turned of by default if you use spice (vga=qxl).",
406 description
=> "Set maximum speed (in MB/s) for migrations. Value 0 is no limit.",
410 migrate_downtime
=> {
413 description
=> "Set maximum tolerated downtime (in seconds) for migrations.",
419 type
=> 'string', format
=> 'pve-qm-drive',
420 typetext
=> 'volume',
421 description
=> "This is an alias for option -ide2",
425 description
=> "Emulated CPU type.",
427 enum
=> [ qw(486 athlon pentium pentium2 pentium3 coreduo core2duo kvm32 kvm64 qemu32 qemu64 phenom Conroe Penryn Nehalem Westmere SandyBridge Haswell Broadwell Opteron_G1 Opteron_G2 Opteron_G3 Opteron_G4 Opteron_G5 host) ],
430 parent
=> get_standard_option
('pve-snapshot-name', {
432 description
=> "Parent snapshot name. This is used internally, and should not be modified.",
436 description
=> "Timestamp for snapshots.",
442 type
=> 'string', format
=> 'pve-volume-id',
443 description
=> "Reference to a volume which stores the VM state. This is used internally for snapshots.",
446 description
=> "Specific the Qemu machine type.",
448 pattern
=> '(pc|pc(-i440fx)?-\d+\.\d+|q35|pc-q35-\d+\.\d+)',
453 description
=> "Specify SMBIOS type 1 fields.",
454 type
=> 'string', format
=> 'pve-qm-smbios1',
455 typetext
=> "[manufacturer=str][,product=str][,version=str][,serial=str] [,uuid=uuid][,sku=str][,family=str]",
461 # what about other qemu settings ?
463 #machine => 'string',
476 ##soundhw => 'string',
478 while (my ($k, $v) = each %$confdesc) {
479 PVE
::JSONSchema
::register_standard_option
("pve-qm-$k", $v);
482 my $MAX_IDE_DISKS = 4;
483 my $MAX_SCSI_DISKS = 14;
484 my $MAX_VIRTIO_DISKS = 16;
485 my $MAX_SATA_DISKS = 6;
486 my $MAX_USB_DEVICES = 5;
488 my $MAX_UNUSED_DISKS = 8;
489 my $MAX_HOSTPCI_DEVICES = 4;
490 my $MAX_SERIAL_PORTS = 4;
491 my $MAX_PARALLEL_PORTS = 3;
496 type
=> 'string', format
=> 'pve-qm-numanode',
497 typetext
=> "cpus=<id[-id],memory=<mb>[[,hostnodes=<id[-id]>][,policy=<preferred|bind|interleave>]]",
498 description
=> "numa topology",
500 PVE
::JSONSchema
::register_standard_option
("pve-qm-numanode", $numadesc);
502 for (my $i = 0; $i < $MAX_NUMA; $i++) {
503 $confdesc->{"numa$i"} = $numadesc;
506 my $nic_model_list = ['rtl8139', 'ne2k_pci', 'e1000', 'pcnet', 'virtio',
507 'ne2k_isa', 'i82551', 'i82557b', 'i82559er', 'vmxnet3'];
508 my $nic_model_list_txt = join(' ', sort @$nic_model_list);
512 type
=> 'string', format
=> 'pve-qm-net',
513 typetext
=> "MODEL=XX:XX:XX:XX:XX:XX [,bridge=<dev>][,queues=<nbqueues>][,rate=<mbps>][,tag=<vlanid>][,firewall=0|1]",
514 description
=> <<EODESCR,
515 Specify network devices.
517 MODEL is one of: $nic_model_list_txt
519 XX:XX:XX:XX:XX:XX should be an unique MAC address. This is
520 automatically generated if not specified.
522 The bridge parameter can be used to automatically add the interface to a bridge device. The Proxmox VE standard bridge is called 'vmbr0'.
524 Option 'rate' is used to limit traffic bandwidth from and to this interface. It is specified as floating point number, unit is 'Megabytes per second'.
526 If you specify no bridge, we create a kvm 'user' (NATed) network device, which provides DHCP and DNS services. The following addresses are used:
532 The DHCP server assign addresses to the guest starting from 10.0.2.15.
536 PVE
::JSONSchema
::register_standard_option
("pve-qm-net", $netdesc);
538 for (my $i = 0; $i < $MAX_NETS; $i++) {
539 $confdesc->{"net$i"} = $netdesc;
546 type
=> 'string', format
=> 'pve-qm-drive',
547 typetext
=> '[volume=]volume,] [,media=cdrom|disk] [,cyls=c,heads=h,secs=s[,trans=t]] [,snapshot=on|off] [,cache=none|writethrough|writeback|unsafe|directsync] [,format=f] [,backup=yes|no] [,rerror=ignore|report|stop] [,werror=enospc|ignore|report|stop] [,aio=native|threads] [,discard=ignore|on]',
548 description
=> "Use volume as IDE hard disk or CD-ROM (n is 0 to " .($MAX_IDE_DISKS -1) . ").",
550 PVE
::JSONSchema
::register_standard_option
("pve-qm-ide", $idedesc);
554 type
=> 'string', format
=> 'pve-qm-drive',
555 typetext
=> '[volume=]volume,] [,media=cdrom|disk] [,cyls=c,heads=h,secs=s[,trans=t]] [,snapshot=on|off] [,cache=none|writethrough|writeback|unsafe|directsync] [,format=f] [,backup=yes|no] [,rerror=ignore|report|stop] [,werror=enospc|ignore|report|stop] [,aio=native|threads] [,discard=ignore|on]',
556 description
=> "Use volume as SCSI hard disk or CD-ROM (n is 0 to " . ($MAX_SCSI_DISKS - 1) . ").",
558 PVE
::JSONSchema
::register_standard_option
("pve-qm-scsi", $scsidesc);
562 type
=> 'string', format
=> 'pve-qm-drive',
563 typetext
=> '[volume=]volume,] [,media=cdrom|disk] [,cyls=c,heads=h,secs=s[,trans=t]] [,snapshot=on|off] [,cache=none|writethrough|writeback|unsafe|directsync] [,format=f] [,backup=yes|no] [,rerror=ignore|report|stop] [,werror=enospc|ignore|report|stop] [,aio=native|threads] [,discard=ignore|on]',
564 description
=> "Use volume as SATA hard disk or CD-ROM (n is 0 to " . ($MAX_SATA_DISKS - 1). ").",
566 PVE
::JSONSchema
::register_standard_option
("pve-qm-sata", $satadesc);
570 type
=> 'string', format
=> 'pve-qm-drive',
571 typetext
=> '[volume=]volume,] [,media=cdrom|disk] [,cyls=c,heads=h,secs=s[,trans=t]] [,snapshot=on|off] [,cache=none|writethrough|writeback|unsafe|directsync] [,format=f] [,backup=yes|no] [,rerror=ignore|report|stop] [,werror=enospc|ignore|report|stop] [,aio=native|threads] [,discard=ignore|on]',
572 description
=> "Use volume as VIRTIO hard disk (n is 0 to " . ($MAX_VIRTIO_DISKS - 1) . ").",
574 PVE
::JSONSchema
::register_standard_option
("pve-qm-virtio", $virtiodesc);
578 type
=> 'string', format
=> 'pve-qm-usb-device',
579 typetext
=> 'host=HOSTUSBDEVICE|spice',
580 description
=> <<EODESCR,
581 Configure an USB device (n is 0 to 4). This can be used to
582 pass-through usb devices to the guest. HOSTUSBDEVICE syntax is:
584 'bus-port(.port)*' (decimal numbers) or
585 'vendor_id:product_id' (hexadeciaml numbers)
587 You can use the 'lsusb -t' command to list existing usb devices.
589 Note: This option allows direct access to host hardware. So it is no longer possible to migrate such machines - use with special care.
591 The value 'spice' can be used to add a usb redirection devices for spice.
595 PVE
::JSONSchema
::register_standard_option
("pve-qm-usb", $usbdesc);
599 type
=> 'string', format
=> 'pve-qm-hostpci',
600 typetext
=> "[host=]HOSTPCIDEVICE [,driver=kvm|vfio] [,rombar=on|off] [,pcie=0|1] [,x-vga=on|off]",
601 description
=> <<EODESCR,
602 Map host pci devices. HOSTPCIDEVICE syntax is:
604 'bus:dev.func' (hexadecimal numbers)
606 You can us the 'lspci' command to list existing pci devices.
608 The 'rombar' option determines whether or not the device's ROM will be visible in the guest's memory map (default is 'on').
610 Note: This option allows direct access to host hardware. So it is no longer possible to migrate such machines - use with special care.
612 Experimental: user reported problems with this option.
615 PVE
::JSONSchema
::register_standard_option
("pve-qm-hostpci", $hostpcidesc);
620 pattern
=> '(/dev/.+|socket)',
621 description
=> <<EODESCR,
622 Create a serial device inside the VM (n is 0 to 3), and pass through a host serial device (i.e. /dev/ttyS0), or create a unix socket on the host side (use 'qm terminal' to open a terminal connection).
624 Note: This option allows direct access to host hardware. So it is no longer possible to migrate such machines - use with special care.
626 Experimental: user reported problems with this option.
633 pattern
=> '/dev/parport\d+|/dev/usb/lp\d+',
634 description
=> <<EODESCR,
635 Map host parallel devices (n is 0 to 2).
637 Note: This option allows direct access to host hardware. So it is no longer possible to migrate such machines - use with special care.
639 Experimental: user reported problems with this option.
643 for (my $i = 0; $i < $MAX_PARALLEL_PORTS; $i++) {
644 $confdesc->{"parallel$i"} = $paralleldesc;
647 for (my $i = 0; $i < $MAX_SERIAL_PORTS; $i++) {
648 $confdesc->{"serial$i"} = $serialdesc;
651 for (my $i = 0; $i < $MAX_HOSTPCI_DEVICES; $i++) {
652 $confdesc->{"hostpci$i"} = $hostpcidesc;
655 for (my $i = 0; $i < $MAX_IDE_DISKS; $i++) {
656 $drivename_hash->{"ide$i"} = 1;
657 $confdesc->{"ide$i"} = $idedesc;
660 for (my $i = 0; $i < $MAX_SATA_DISKS; $i++) {
661 $drivename_hash->{"sata$i"} = 1;
662 $confdesc->{"sata$i"} = $satadesc;
665 for (my $i = 0; $i < $MAX_SCSI_DISKS; $i++) {
666 $drivename_hash->{"scsi$i"} = 1;
667 $confdesc->{"scsi$i"} = $scsidesc ;
670 for (my $i = 0; $i < $MAX_VIRTIO_DISKS; $i++) {
671 $drivename_hash->{"virtio$i"} = 1;
672 $confdesc->{"virtio$i"} = $virtiodesc;
675 for (my $i = 0; $i < $MAX_USB_DEVICES; $i++) {
676 $confdesc->{"usb$i"} = $usbdesc;
681 type
=> 'string', format
=> 'pve-volume-id',
682 description
=> "Reference to unused volumes.",
685 for (my $i = 0; $i < $MAX_UNUSED_DISKS; $i++) {
686 $confdesc->{"unused$i"} = $unuseddesc;
689 my $kvm_api_version = 0;
693 return $kvm_api_version if $kvm_api_version;
695 my $fh = IO
::File-
>new("</dev/kvm") ||
698 if (my $v = $fh->ioctl(KVM_GET_API_VERSION
(), 0)) {
699 $kvm_api_version = $v;
704 return $kvm_api_version;
707 my $kvm_user_version;
709 sub kvm_user_version
{
711 return $kvm_user_version if $kvm_user_version;
713 $kvm_user_version = 'unknown';
715 my $tmp = `kvm -help 2>/dev/null`;
717 if ($tmp =~ m/^QEMU( PC)? emulator version (\d+\.\d+(\.\d+)?)[,\s]/) {
718 $kvm_user_version = $2;
721 return $kvm_user_version;
725 my $kernel_has_vhost_net = -c
'/dev/vhost-net';
728 # order is important - used to autoselect boot disk
729 return ((map { "ide$_" } (0 .. ($MAX_IDE_DISKS - 1))),
730 (map { "scsi$_" } (0 .. ($MAX_SCSI_DISKS - 1))),
731 (map { "virtio$_" } (0 .. ($MAX_VIRTIO_DISKS - 1))),
732 (map { "sata$_" } (0 .. ($MAX_SATA_DISKS - 1))));
735 sub valid_drivename
{
738 return defined($drivename_hash->{$dev});
743 return defined($confdesc->{$key});
747 return $nic_model_list;
750 sub os_list_description
{
755 w2k
=> 'Windows 2000',
756 w2k3
=>, 'Windows 2003',
757 w2k8
=> 'Windows 2008',
758 wvista
=> 'Windows Vista',
760 win8
=> 'Windows 8/2012',
770 return $cdrom_path if $cdrom_path;
772 return $cdrom_path = "/dev/cdrom" if -l
"/dev/cdrom";
773 return $cdrom_path = "/dev/cdrom1" if -l
"/dev/cdrom1";
774 return $cdrom_path = "/dev/cdrom2" if -l
"/dev/cdrom2";
778 my ($storecfg, $vmid, $cdrom) = @_;
780 if ($cdrom eq 'cdrom') {
781 return get_cdrom_path
();
782 } elsif ($cdrom eq 'none') {
784 } elsif ($cdrom =~ m
|^/|) {
787 return PVE
::Storage
::path
($storecfg, $cdrom);
791 # try to convert old style file names to volume IDs
792 sub filename_to_volume_id
{
793 my ($vmid, $file, $media) = @_;
795 if (!($file eq 'none' || $file eq 'cdrom' ||
796 $file =~ m
|^/dev/.+| || $file =~ m/^([^:]+):(.+)$/)) {
798 return undef if $file =~ m
|/|;
800 if ($media && $media eq 'cdrom') {
801 $file = "local:iso/$file";
803 $file = "local:$vmid/$file";
810 sub verify_media_type
{
811 my ($opt, $vtype, $media) = @_;
816 if ($media eq 'disk') {
818 } elsif ($media eq 'cdrom') {
821 die "internal error";
824 return if ($vtype eq $etype);
826 raise_param_exc
({ $opt => "unexpected media type ($vtype != $etype)" });
829 sub cleanup_drive_path
{
830 my ($opt, $storecfg, $drive) = @_;
832 # try to convert filesystem paths to volume IDs
834 if (($drive->{file
} !~ m/^(cdrom|none)$/) &&
835 ($drive->{file
} !~ m
|^/dev/.+|) &&
836 ($drive->{file
} !~ m/^([^:]+):(.+)$/) &&
837 ($drive->{file
} !~ m/^\d+$/)) {
838 my ($vtype, $volid) = PVE
::Storage
::path_to_volume_id
($storecfg, $drive->{file
});
839 raise_param_exc
({ $opt => "unable to associate path '$drive->{file}' to any storage"}) if !$vtype;
840 $drive->{media
} = 'cdrom' if !$drive->{media
} && $vtype eq 'iso';
841 verify_media_type
($opt, $vtype, $drive->{media
});
842 $drive->{file
} = $volid;
845 $drive->{media
} = 'cdrom' if !$drive->{media
} && $drive->{file
} =~ m/^(cdrom|none)$/;
848 sub create_conf_nolock
{
849 my ($vmid, $settings) = @_;
851 my $filename = config_file
($vmid);
853 die "configuration file '$filename' already exists\n" if -f
$filename;
855 my $defaults = load_defaults
();
857 $settings->{name
} = "vm$vmid" if !$settings->{name
};
858 $settings->{memory
} = $defaults->{memory
} if !$settings->{memory
};
861 foreach my $opt (keys %$settings) {
862 next if !$confdesc->{$opt};
864 my $value = $settings->{$opt};
867 $data .= "$opt: $value\n";
870 PVE
::Tools
::file_set_contents
($filename, $data);
873 my $parse_size = sub {
876 return undef if $value !~ m/^(\d+(\.\d+)?)([KMG])?$/;
877 my ($size, $unit) = ($1, $3);
880 $size = $size * 1024;
881 } elsif ($unit eq 'M') {
882 $size = $size * 1024 * 1024;
883 } elsif ($unit eq 'G') {
884 $size = $size * 1024 * 1024 * 1024;
890 my $format_size = sub {
895 my $kb = int($size/1024);
896 return $size if $kb*1024 != $size;
898 my $mb = int($kb/1024);
899 return "${kb}K" if $mb*1024 != $kb;
901 my $gb = int($mb/1024);
902 return "${mb}M" if $gb*1024 != $mb;
907 # ideX = [volume=]volume-id[,media=d][,cyls=c,heads=h,secs=s[,trans=t]]
908 # [,snapshot=on|off][,cache=on|off][,format=f][,backup=yes|no]
909 # [,rerror=ignore|report|stop][,werror=enospc|ignore|report|stop]
910 # [,aio=native|threads][,discard=ignore|on]
913 my ($key, $data) = @_;
917 # $key may be undefined - used to verify JSON parameters
918 if (!defined($key)) {
919 $res->{interface
} = 'unknown'; # should not harm when used to verify parameters
921 } elsif ($key =~ m/^([^\d]+)(\d+)$/) {
922 $res->{interface
} = $1;
928 foreach my $p (split (/,/, $data)) {
929 next if $p =~ m/^\s*$/;
931 if ($p =~ m/^(file|volume|cyls|heads|secs|trans|media|snapshot|cache|format|rerror|werror|backup|aio|bps|mbps|mbps_max|bps_rd|mbps_rd|mbps_rd_max|bps_wr|mbps_wr|mbps_wr_max|iops|iops_max|iops_rd|iops_rd_max|iops_wr|iops_wr_max|size|discard)=(.+)$/) {
932 my ($k, $v) = ($1, $2);
934 $k = 'file' if $k eq 'volume';
936 return undef if defined $res->{$k};
938 if ($k eq 'bps' || $k eq 'bps_rd' || $k eq 'bps_wr') {
939 return undef if !$v || $v !~ m/^\d+/;
941 $v = sprintf("%.3f", $v / (1024*1024));
945 if (!$res->{file
} && $p !~ m/=/) {
953 return undef if !$res->{file
};
955 if($res->{file
} =~ m/\.(raw|cow|qcow|qcow2|vmdk|cloop)$/){
959 return undef if $res->{cache
} &&
960 $res->{cache
} !~ m/^(off|none|writethrough|writeback|unsafe|directsync)$/;
961 return undef if $res->{snapshot
} && $res->{snapshot
} !~ m/^(on|off)$/;
962 return undef if $res->{cyls
} && $res->{cyls
} !~ m/^\d+$/;
963 return undef if $res->{heads
} && $res->{heads
} !~ m/^\d+$/;
964 return undef if $res->{secs
} && $res->{secs
} !~ m/^\d+$/;
965 return undef if $res->{media
} && $res->{media
} !~ m/^(disk|cdrom)$/;
966 return undef if $res->{trans
} && $res->{trans
} !~ m/^(none|lba|auto)$/;
967 return undef if $res->{format
} && $res->{format
} !~ m/^(raw|cow|qcow|qcow2|vmdk|cloop)$/;
968 return undef if $res->{rerror
} && $res->{rerror
} !~ m/^(ignore|report|stop)$/;
969 return undef if $res->{werror
} && $res->{werror
} !~ m/^(enospc|ignore|report|stop)$/;
970 return undef if $res->{backup
} && $res->{backup
} !~ m/^(yes|no)$/;
971 return undef if $res->{aio
} && $res->{aio
} !~ m/^(native|threads)$/;
972 return undef if $res->{discard
} && $res->{discard
} !~ m/^(ignore|on)$/;
974 return undef if $res->{mbps_rd
} && $res->{mbps
};
975 return undef if $res->{mbps_wr
} && $res->{mbps
};
977 return undef if $res->{mbps
} && $res->{mbps
} !~ m/^\d+(\.\d+)?$/;
978 return undef if $res->{mbps_max
} && $res->{mbps_max
} !~ m/^\d+(\.\d+)?$/;
979 return undef if $res->{mbps_rd
} && $res->{mbps_rd
} !~ m/^\d+(\.\d+)?$/;
980 return undef if $res->{mbps_rd_max
} && $res->{mbps_rd_max
} !~ m/^\d+(\.\d+)?$/;
981 return undef if $res->{mbps_wr
} && $res->{mbps_wr
} !~ m/^\d+(\.\d+)?$/;
982 return undef if $res->{mbps_wr_max
} && $res->{mbps_wr_max
} !~ m/^\d+(\.\d+)?$/;
984 return undef if $res->{iops_rd
} && $res->{iops
};
985 return undef if $res->{iops_wr
} && $res->{iops
};
988 return undef if $res->{iops
} && $res->{iops
} !~ m/^\d+$/;
989 return undef if $res->{iops_max
} && $res->{iops_max
} !~ m/^\d+$/;
990 return undef if $res->{iops_rd
} && $res->{iops_rd
} !~ m/^\d+$/;
991 return undef if $res->{iops_rd_max
} && $res->{iops_rd_max
} !~ m/^\d+$/;
992 return undef if $res->{iops_wr
} && $res->{iops_wr
} !~ m/^\d+$/;
993 return undef if $res->{iops_wr_max
} && $res->{iops_wr_max
} !~ m/^\d+$/;
997 return undef if !defined($res->{size
} = &$parse_size($res->{size
}));
1000 if ($res->{media
} && ($res->{media
} eq 'cdrom')) {
1001 return undef if $res->{snapshot
} || $res->{trans
} || $res->{format
};
1002 return undef if $res->{heads
} || $res->{secs
} || $res->{cyls
};
1003 return undef if $res->{interface
} eq 'virtio';
1006 # rerror does not work with scsi drives
1007 if ($res->{rerror
}) {
1008 return undef if $res->{interface
} eq 'scsi';
1014 my @qemu_drive_options = qw(heads secs cyls trans media format cache snapshot rerror werror aio discard iops iops_rd iops_wr iops_max iops_rd_max iops_wr_max);
1017 my ($vmid, $drive) = @_;
1020 foreach my $o (@qemu_drive_options, 'mbps', 'mbps_rd', 'mbps_wr', 'mbps_max', 'mbps_rd_max', 'mbps_wr_max', 'backup') {
1021 $opts .= ",$o=$drive->{$o}" if $drive->{$o};
1024 if ($drive->{size
}) {
1025 $opts .= ",size=" . &$format_size($drive->{size
});
1028 return "$drive->{file}$opts";
1032 my($fh, $noerr) = @_;
1035 my $SG_GET_VERSION_NUM = 0x2282;
1037 my $versionbuf = "\x00" x
8;
1038 my $ret = ioctl($fh, $SG_GET_VERSION_NUM, $versionbuf);
1040 die "scsi ioctl SG_GET_VERSION_NUM failoed - $!\n" if !$noerr;
1043 my $version = unpack("I", $versionbuf);
1044 if ($version < 30000) {
1045 die "scsi generic interface too old\n" if !$noerr;
1049 my $buf = "\x00" x
36;
1050 my $sensebuf = "\x00" x
8;
1051 my $cmd = pack("C x3 C x1", 0x12, 36);
1053 # see /usr/include/scsi/sg.h
1054 my $sg_io_hdr_t = "i i C C s I P P P I I i P C C C C S S i I I";
1056 my $packet = pack($sg_io_hdr_t, ord('S'), -3, length($cmd),
1057 length($sensebuf), 0, length($buf), $buf,
1058 $cmd, $sensebuf, 6000);
1060 $ret = ioctl($fh, $SG_IO, $packet);
1062 die "scsi ioctl SG_IO failed - $!\n" if !$noerr;
1066 my @res = unpack($sg_io_hdr_t, $packet);
1067 if ($res[17] || $res[18]) {
1068 die "scsi ioctl SG_IO status error - $!\n" if !$noerr;
1073 (my $byte0, my $byte1, $res->{vendor
},
1074 $res->{product
}, $res->{revision
}) = unpack("C C x6 A8 A16 A4", $buf);
1076 $res->{removable
} = $byte1 & 128 ?
1 : 0;
1077 $res->{type
} = $byte0 & 31;
1085 my $fh = IO
::File-
>new("+<$path") || return undef;
1086 my $res = scsi_inquiry
($fh, 1);
1092 sub machine_type_is_q35
{
1095 return $conf->{machine
} && ($conf->{machine
} =~ m/q35/) ?
1 : 0;
1098 sub print_tabletdevice_full
{
1101 my $q35 = machine_type_is_q35
($conf);
1103 # we use uhci for old VMs because tablet driver was buggy in older qemu
1104 my $usbbus = $q35 ?
"ehci" : "uhci";
1106 return "usb-tablet,id=tablet,bus=$usbbus.0,port=1";
1109 sub print_drivedevice_full
{
1110 my ($storecfg, $conf, $vmid, $drive, $bridges) = @_;
1115 if ($drive->{interface
} eq 'virtio') {
1116 my $pciaddr = print_pci_addr
("$drive->{interface}$drive->{index}", $bridges);
1117 $device = "virtio-blk-pci,drive=drive-$drive->{interface}$drive->{index},id=$drive->{interface}$drive->{index}$pciaddr";
1118 $device .= ",iothread=iothread0" if $conf->{iothread
};
1119 } elsif ($drive->{interface
} eq 'scsi') {
1120 $maxdev = ($conf->{scsihw
} && ($conf->{scsihw
} !~ m/^lsi/)) ?
256 : 7;
1121 my $controller = int($drive->{index} / $maxdev);
1122 my $unit = $drive->{index} % $maxdev;
1123 my $devicetype = 'hd';
1125 if (drive_is_cdrom
($drive)) {
1128 if ($drive->{file
} =~ m
|^/|) {
1129 $path = $drive->{file
};
1131 $path = PVE
::Storage
::path
($storecfg, $drive->{file
});
1134 if($path =~ m/^iscsi\:\/\
//){
1135 $devicetype = 'generic';
1137 if (my $info = path_is_scsi
($path)) {
1138 if ($info->{type
} == 0) {
1139 $devicetype = 'block';
1140 } elsif ($info->{type
} == 1) { # tape
1141 $devicetype = 'generic';
1147 if (!$conf->{scsihw
} || ($conf->{scsihw
} =~ m/^lsi/)){
1148 $device = "scsi-$devicetype,bus=scsihw$controller.0,scsi-id=$unit,drive=drive-$drive->{interface}$drive->{index},id=$drive->{interface}$drive->{index}";
1150 $device = "scsi-$devicetype,bus=scsihw$controller.0,channel=0,scsi-id=0,lun=$drive->{index},drive=drive-$drive->{interface}$drive->{index},id=$drive->{interface}$drive->{index}";
1153 } elsif ($drive->{interface
} eq 'ide'){
1155 my $controller = int($drive->{index} / $maxdev);
1156 my $unit = $drive->{index} % $maxdev;
1157 my $devicetype = ($drive->{media
} && $drive->{media
} eq 'cdrom') ?
"cd" : "hd";
1159 $device = "ide-$devicetype,bus=ide.$controller,unit=$unit,drive=drive-$drive->{interface}$drive->{index},id=$drive->{interface}$drive->{index}";
1160 } elsif ($drive->{interface
} eq 'sata'){
1161 my $controller = int($drive->{index} / $MAX_SATA_DISKS);
1162 my $unit = $drive->{index} % $MAX_SATA_DISKS;
1163 $device = "ide-drive,bus=ahci$controller.$unit,drive=drive-$drive->{interface}$drive->{index},id=$drive->{interface}$drive->{index}";
1164 } elsif ($drive->{interface
} eq 'usb') {
1166 # -device ide-drive,bus=ide.1,unit=0,drive=drive-ide0-1-0,id=ide0-1-0
1168 die "unsupported interface type";
1171 $device .= ",bootindex=$drive->{bootindex}" if $drive->{bootindex
};
1176 sub get_initiator_name
{
1179 my $fh = IO
::File-
>new('/etc/iscsi/initiatorname.iscsi') || return undef;
1180 while (defined(my $line = <$fh>)) {
1181 next if $line !~ m/^\s*InitiatorName\s*=\s*([\.\-:\w]+)/;
1190 sub print_drive_full
{
1191 my ($storecfg, $vmid, $drive) = @_;
1194 foreach my $o (@qemu_drive_options) {
1195 next if $o eq 'bootindex';
1196 $opts .= ",$o=$drive->{$o}" if $drive->{$o};
1199 foreach my $o (qw(bps bps_rd bps_wr)) {
1200 my $v = $drive->{"m$o"};
1201 $opts .= ",$o=" . int($v*1024*1024) if $v;
1204 # use linux-aio by default (qemu default is threads)
1205 $opts .= ",aio=native" if !$drive->{aio
};
1208 my $volid = $drive->{file
};
1209 if (drive_is_cdrom
($drive)) {
1210 $path = get_iso_path
($storecfg, $vmid, $volid);
1212 if ($volid =~ m
|^/|) {
1215 $path = PVE
::Storage
::path
($storecfg, $volid);
1219 $opts .= ",cache=none" if !$drive->{cache
} && !drive_is_cdrom
($drive);
1221 my $detectzeroes = $drive->{discard
} ?
"unmap" : "on";
1222 $opts .= ",detect-zeroes=$detectzeroes" if !drive_is_cdrom
($drive);
1224 my $pathinfo = $path ?
"file=$path," : '';
1226 return "${pathinfo}if=none,id=drive-$drive->{interface}$drive->{index}$opts";
1229 sub print_netdevice_full
{
1230 my ($vmid, $conf, $net, $netid, $bridges) = @_;
1232 my $bootorder = $conf->{boot
} || $confdesc->{boot
}->{default};
1234 my $device = $net->{model
};
1235 if ($net->{model
} eq 'virtio') {
1236 $device = 'virtio-net-pci';
1239 # qemu > 0.15 always try to boot from network - we disable that by
1240 # not loading the pxe rom file
1241 my $extra = ($bootorder !~ m/n/) ?
"romfile=," : '';
1242 my $pciaddr = print_pci_addr
("$netid", $bridges);
1243 my $tmpstr = "$device,${extra}mac=$net->{macaddr},netdev=$netid$pciaddr,id=$netid";
1244 if ($net->{queues
} && $net->{queues
} > 1 && $net->{model
} eq 'virtio'){
1245 #Consider we have N queues, the number of vectors needed is 2*N + 2 (plus one config interrupt and control vq)
1246 my $vectors = $net->{queues
} * 2 + 2;
1247 $tmpstr .= ",vectors=$vectors,mq=on";
1249 $tmpstr .= ",bootindex=$net->{bootindex}" if $net->{bootindex
} ;
1253 sub print_netdev_full
{
1254 my ($vmid, $conf, $net, $netid) = @_;
1257 if ($netid =~ m/^net(\d+)$/) {
1261 die "got strange net id '$i'\n" if $i >= ${MAX_NETS
};
1263 my $ifname = "tap${vmid}i$i";
1265 # kvm uses TUNSETIFF ioctl, and that limits ifname length
1266 die "interface name '$ifname' is too long (max 15 character)\n"
1267 if length($ifname) >= 16;
1269 my $vhostparam = '';
1270 $vhostparam = ',vhost=on' if $kernel_has_vhost_net && $net->{model
} eq 'virtio';
1272 my $vmname = $conf->{name
} || "vm$vmid";
1276 if ($net->{bridge
}) {
1277 $netdev = "type=tap,id=$netid,ifname=${ifname},script=/var/lib/qemu-server/pve-bridge,downscript=/var/lib/qemu-server/pve-bridgedown$vhostparam";
1279 $netdev = "type=user,id=$netid,hostname=$vmname";
1282 $netdev .= ",queues=$net->{queues}" if ($net->{queues
} && $net->{model
} eq 'virtio');
1287 sub drive_is_cdrom
{
1290 return $drive && $drive->{media
} && ($drive->{media
} eq 'cdrom');
1299 foreach my $kvp (split(/,/, $data)) {
1301 if ($kvp =~ m/^memory=(\S+)$/) {
1302 $res->{memory
} = $1;
1303 } elsif ($kvp =~ m/^policy=(preferred|bind|interleave)$/) {
1304 $res->{policy
} = $1;
1305 } elsif ($kvp =~ m/^cpus=(\d+)(-(\d+))?$/) {
1306 $res->{cpus
}->{start
} = $1;
1307 $res->{cpus
}->{end
} = $3;
1308 } elsif ($kvp =~ m/^hostnodes=(\d+)(-(\d+))?$/) {
1309 $res->{hostnodes
}->{start
} = $1;
1310 $res->{hostnodes
}->{end
} = $3;
1322 return undef if !$value;
1325 my @list = split(/,/, $value);
1329 foreach my $kv (@list) {
1331 if ($kv =~ m/^(host=)?([a-f0-9]{2}:[a-f0-9]{2})(\.([a-f0-9]))?$/) {
1334 push @{$res->{pciid
}}, { id
=> $2 , function
=> $4};
1337 my $pcidevices = lspci
($2);
1338 $res->{pciid
} = $pcidevices->{$2};
1340 } elsif ($kv =~ m/^driver=(kvm|vfio)$/) {
1341 $res->{driver
} = $1;
1342 } elsif ($kv =~ m/^rombar=(on|off)$/) {
1343 $res->{rombar
} = $1;
1344 } elsif ($kv =~ m/^x-vga=(on|off)$/) {
1345 $res->{'x-vga'} = $1;
1346 } elsif ($kv =~ m/^pcie=(\d+)$/) {
1347 $res->{pcie
} = 1 if $1 == 1;
1349 warn "unknown hostpci setting '$kv'\n";
1353 return undef if !$found;
1358 # netX: e1000=XX:XX:XX:XX:XX:XX,bridge=vmbr0,rate=<mbps>
1364 foreach my $kvp (split(/,/, $data)) {
1366 if ($kvp =~ m/^(ne2k_pci|e1000|rtl8139|pcnet|virtio|ne2k_isa|i82551|i82557b|i82559er|vmxnet3)(=([0-9a-f]{2}(:[0-9a-f]{2}){5}))?$/i) {
1368 my $mac = defined($3) ?
uc($3) : PVE
::Tools
::random_ether_addr
();
1369 $res->{model
} = $model;
1370 $res->{macaddr
} = $mac;
1371 } elsif ($kvp =~ m/^bridge=(\S+)$/) {
1372 $res->{bridge
} = $1;
1373 } elsif ($kvp =~ m/^queues=(\d+)$/) {
1374 $res->{queues
} = $1;
1375 } elsif ($kvp =~ m/^rate=(\d+(\.\d+)?)$/) {
1377 } elsif ($kvp =~ m/^tag=(\d+)$/) {
1379 } elsif ($kvp =~ m/^firewall=(\d+)$/) {
1380 $res->{firewall
} = $1;
1387 return undef if !$res->{model
};
1395 my $res = "$net->{model}";
1396 $res .= "=$net->{macaddr}" if $net->{macaddr
};
1397 $res .= ",bridge=$net->{bridge}" if $net->{bridge
};
1398 $res .= ",rate=$net->{rate}" if $net->{rate
};
1399 $res .= ",tag=$net->{tag}" if $net->{tag
};
1400 $res .= ",firewall=$net->{firewall}" if $net->{firewall
};
1405 sub add_random_macs
{
1406 my ($settings) = @_;
1408 foreach my $opt (keys %$settings) {
1409 next if $opt !~ m/^net(\d+)$/;
1410 my $net = parse_net
($settings->{$opt});
1412 $settings->{$opt} = print_net
($net);
1416 sub add_unused_volume
{
1417 my ($config, $volid) = @_;
1420 for (my $ind = $MAX_UNUSED_DISKS - 1; $ind >= 0; $ind--) {
1421 my $test = "unused$ind";
1422 if (my $vid = $config->{$test}) {
1423 return if $vid eq $volid; # do not add duplicates
1429 die "To many unused volume - please delete them first.\n" if !$key;
1431 $config->{$key} = $volid;
1436 sub vm_is_volid_owner
{
1437 my ($storecfg, $vmid, $volid) = @_;
1439 if ($volid !~ m
|^/|) {
1441 eval { ($path, $owner) = PVE
::Storage
::path
($storecfg, $volid); };
1442 if ($owner && ($owner == $vmid)) {
1450 sub vmconfig_delete_pending_option
{
1451 my ($conf, $key) = @_;
1453 delete $conf->{pending
}->{$key};
1454 my $pending_delete_hash = { $key => 1 };
1455 foreach my $opt (PVE
::Tools
::split_list
($conf->{pending
}->{delete})) {
1456 $pending_delete_hash->{$opt} = 1;
1458 $conf->{pending
}->{delete} = join(',', keys %$pending_delete_hash);
1461 sub vmconfig_undelete_pending_option
{
1462 my ($conf, $key) = @_;
1464 my $pending_delete_hash = {};
1465 foreach my $opt (PVE
::Tools
::split_list
($conf->{pending
}->{delete})) {
1466 $pending_delete_hash->{$opt} = 1;
1468 delete $pending_delete_hash->{$key};
1470 my @keylist = keys %$pending_delete_hash;
1471 if (scalar(@keylist)) {
1472 $conf->{pending
}->{delete} = join(',', @keylist);
1474 delete $conf->{pending
}->{delete};
1478 sub vmconfig_register_unused_drive
{
1479 my ($storecfg, $vmid, $conf, $drive) = @_;
1481 if (!drive_is_cdrom
($drive)) {
1482 my $volid = $drive->{file
};
1483 if (vm_is_volid_owner
($storecfg, $vmid, $volid)) {
1484 add_unused_volume
($conf, $volid, $vmid);
1489 sub vmconfig_cleanup_pending
{
1492 # remove pending changes when nothing changed
1494 foreach my $opt (keys %{$conf->{pending
}}) {
1495 if (defined($conf->{$opt}) && ($conf->{pending
}->{$opt} eq $conf->{$opt})) {
1497 delete $conf->{pending
}->{$opt};
1501 # remove delete if option is not set
1502 my $pending_delete_hash = {};
1503 foreach my $opt (PVE
::Tools
::split_list
($conf->{pending
}->{delete})) {
1504 if (defined($conf->{$opt})) {
1505 $pending_delete_hash->{$opt} = 1;
1511 my @keylist = keys %$pending_delete_hash;
1512 if (scalar(@keylist)) {
1513 $conf->{pending
}->{delete} = join(',', @keylist);
1515 delete $conf->{pending
}->{delete};
1521 my $valid_smbios1_options = {
1522 manufacturer
=> '\S+',
1526 uuid
=> '[a-fA-F0-9]{8}(?:-[a-fA-F0-9]{4}){3}-[a-fA-F0-9]{12}',
1531 # smbios: [manufacturer=str][,product=str][,version=str][,serial=str][,uuid=uuid][,sku=str][,family=str]
1537 foreach my $kvp (split(/,/, $data)) {
1538 return undef if $kvp !~ m/^(\S+)=(.+)$/;
1539 my ($k, $v) = split(/=/, $kvp);
1540 return undef if !defined($k) || !defined($v);
1541 return undef if !$valid_smbios1_options->{$k};
1542 return undef if $v !~ m/^$valid_smbios1_options->{$k}$/;
1553 foreach my $k (keys %$smbios1) {
1554 next if !defined($smbios1->{$k});
1555 next if !$valid_smbios1_options->{$k};
1556 $data .= ',' if $data;
1557 $data .= "$k=$smbios1->{$k}";
1562 PVE
::JSONSchema
::register_format
('pve-qm-smbios1', \
&verify_smbios1
);
1563 sub verify_smbios1
{
1564 my ($value, $noerr) = @_;
1566 return $value if parse_smbios1
($value);
1568 return undef if $noerr;
1570 die "unable to parse smbios (type 1) options\n";
1573 PVE
::JSONSchema
::register_format
('pve-qm-bootdisk', \
&verify_bootdisk
);
1574 sub verify_bootdisk
{
1575 my ($value, $noerr) = @_;
1577 return $value if valid_drivename
($value);
1579 return undef if $noerr;
1581 die "invalid boot disk '$value'\n";
1584 PVE
::JSONSchema
::register_format
('pve-qm-numanode', \
&verify_numa
);
1586 my ($value, $noerr) = @_;
1588 return $value if parse_numa
($value);
1590 return undef if $noerr;
1592 die "unable to parse numa options\n";
1595 PVE
::JSONSchema
::register_format
('pve-qm-net', \
&verify_net
);
1597 my ($value, $noerr) = @_;
1599 return $value if parse_net
($value);
1601 return undef if $noerr;
1603 die "unable to parse network options\n";
1606 PVE
::JSONSchema
::register_format
('pve-qm-drive', \
&verify_drive
);
1608 my ($value, $noerr) = @_;
1610 return $value if parse_drive
(undef, $value);
1612 return undef if $noerr;
1614 die "unable to parse drive options\n";
1617 PVE
::JSONSchema
::register_format
('pve-qm-hostpci', \
&verify_hostpci
);
1618 sub verify_hostpci
{
1619 my ($value, $noerr) = @_;
1621 return $value if parse_hostpci
($value);
1623 return undef if $noerr;
1625 die "unable to parse pci id\n";
1628 PVE
::JSONSchema
::register_format
('pve-qm-watchdog', \
&verify_watchdog
);
1629 sub verify_watchdog
{
1630 my ($value, $noerr) = @_;
1632 return $value if parse_watchdog
($value);
1634 return undef if $noerr;
1636 die "unable to parse watchdog options\n";
1639 sub parse_watchdog
{
1642 return undef if !$value;
1646 foreach my $p (split(/,/, $value)) {
1647 next if $p =~ m/^\s*$/;
1649 if ($p =~ m/^(model=)?(i6300esb|ib700)$/) {
1651 } elsif ($p =~ m/^(action=)?(reset|shutdown|poweroff|pause|debug|none)$/) {
1652 $res->{action
} = $2;
1661 PVE
::JSONSchema
::register_format
('pve-qm-startup', \
&verify_startup
);
1662 sub verify_startup
{
1663 my ($value, $noerr) = @_;
1665 return $value if parse_startup
($value);
1667 return undef if $noerr;
1669 die "unable to parse startup options\n";
1675 return undef if !$value;
1679 foreach my $p (split(/,/, $value)) {
1680 next if $p =~ m/^\s*$/;
1682 if ($p =~ m/^(order=)?(\d+)$/) {
1684 } elsif ($p =~ m/^up=(\d+)$/) {
1686 } elsif ($p =~ m/^down=(\d+)$/) {
1696 sub parse_usb_device
{
1699 return undef if !$value;
1701 my @dl = split(/,/, $value);
1705 foreach my $v (@dl) {
1706 if ($v =~ m/^host=(0x)?([0-9A-Fa-f]{4}):(0x)?([0-9A-Fa-f]{4})$/) {
1708 $res->{vendorid
} = $2;
1709 $res->{productid
} = $4;
1710 } elsif ($v =~ m/^host=(\d+)\-(\d+(\.\d+)*)$/) {
1712 $res->{hostbus
} = $1;
1713 $res->{hostport
} = $2;
1714 } elsif ($v =~ m/^spice$/) {
1721 return undef if !$found;
1726 PVE
::JSONSchema
::register_format
('pve-qm-usb-device', \
&verify_usb_device
);
1727 sub verify_usb_device
{
1728 my ($value, $noerr) = @_;
1730 return $value if parse_usb_device
($value);
1732 return undef if $noerr;
1734 die "unable to parse usb device\n";
1737 # add JSON properties for create and set function
1738 sub json_config_properties
{
1741 foreach my $opt (keys %$confdesc) {
1742 next if $opt eq 'parent' || $opt eq 'snaptime' || $opt eq 'vmstate';
1743 $prop->{$opt} = $confdesc->{$opt};
1750 my ($key, $value) = @_;
1752 die "unknown setting '$key'\n" if !$confdesc->{$key};
1754 my $type = $confdesc->{$key}->{type
};
1756 if (!defined($value)) {
1757 die "got undefined value\n";
1760 if ($value =~ m/[\n\r]/) {
1761 die "property contains a line feed\n";
1764 if ($type eq 'boolean') {
1765 return 1 if ($value eq '1') || ($value =~ m/^(on|yes|true)$/i);
1766 return 0 if ($value eq '0') || ($value =~ m/^(off|no|false)$/i);
1767 die "type check ('boolean') failed - got '$value'\n";
1768 } elsif ($type eq 'integer') {
1769 return int($1) if $value =~ m/^(\d+)$/;
1770 die "type check ('integer') failed - got '$value'\n";
1771 } elsif ($type eq 'number') {
1772 return $value if $value =~ m/^(\d+)(\.\d+)?$/;
1773 die "type check ('number') failed - got '$value'\n";
1774 } elsif ($type eq 'string') {
1775 if (my $fmt = $confdesc->{$key}->{format
}) {
1776 if ($fmt eq 'pve-qm-drive') {
1777 # special case - we need to pass $key to parse_drive()
1778 my $drive = parse_drive
($key, $value);
1779 return $value if $drive;
1780 die "unable to parse drive options\n";
1782 PVE
::JSONSchema
::check_format
($fmt, $value);
1785 $value =~ s/^\"(.*)\"$/$1/;
1788 die "internal error"
1792 sub lock_config_full
{
1793 my ($vmid, $timeout, $code, @param) = @_;
1795 my $filename = config_file_lock
($vmid);
1797 my $res = lock_file
($filename, $timeout, $code, @param);
1804 sub lock_config_mode
{
1805 my ($vmid, $timeout, $shared, $code, @param) = @_;
1807 my $filename = config_file_lock
($vmid);
1809 my $res = lock_file_full
($filename, $timeout, $shared, $code, @param);
1817 my ($vmid, $code, @param) = @_;
1819 return lock_config_full
($vmid, 10, $code, @param);
1822 sub cfs_config_path
{
1823 my ($vmid, $node) = @_;
1825 $node = $nodename if !$node;
1826 return "nodes/$node/qemu-server/$vmid.conf";
1829 sub check_iommu_support
{
1830 #fixme : need to check IOMMU support
1831 #http://www.linux-kvm.org/page/How_to_assign_devices_with_VT-d_in_KVM
1839 my ($vmid, $node) = @_;
1841 my $cfspath = cfs_config_path
($vmid, $node);
1842 return "/etc/pve/$cfspath";
1845 sub config_file_lock
{
1848 return "$lock_dir/lock-$vmid.conf";
1854 my $conf = config_file
($vmid);
1855 utime undef, undef, $conf;
1859 my ($storecfg, $vmid, $keep_empty_config) = @_;
1861 my $conffile = config_file
($vmid);
1863 my $conf = load_config
($vmid);
1867 # only remove disks owned by this VM
1868 foreach_drive
($conf, sub {
1869 my ($ds, $drive) = @_;
1871 return if drive_is_cdrom
($drive);
1873 my $volid = $drive->{file
};
1875 return if !$volid || $volid =~ m
|^/|;
1877 my ($path, $owner) = PVE
::Storage
::path
($storecfg, $volid);
1878 return if !$path || !$owner || ($owner != $vmid);
1880 PVE
::Storage
::vdisk_free
($storecfg, $volid);
1883 if ($keep_empty_config) {
1884 PVE
::Tools
::file_set_contents
($conffile, "memory: 128\n");
1889 # also remove unused disk
1891 my $dl = PVE
::Storage
::vdisk_list
($storecfg, undef, $vmid);
1894 PVE
::Storage
::foreach_volid
($dl, sub {
1895 my ($volid, $sid, $volname, $d) = @_;
1896 PVE
::Storage
::vdisk_free
($storecfg, $volid);
1906 my ($vmid, $node) = @_;
1908 my $cfspath = cfs_config_path
($vmid, $node);
1910 my $conf = PVE
::Cluster
::cfs_read_file
($cfspath);
1912 die "no such VM ('$vmid')\n" if !defined($conf);
1917 sub parse_vm_config
{
1918 my ($filename, $raw) = @_;
1920 return undef if !defined($raw);
1923 digest
=> Digest
::SHA
::sha1_hex
($raw),
1928 $filename =~ m
|/qemu-server/(\d
+)\
.conf
$|
1929 || die "got strange filename '$filename'";
1937 my @lines = split(/\n/, $raw);
1938 foreach my $line (@lines) {
1939 next if $line =~ m/^\s*$/;
1941 if ($line =~ m/^\[PENDING\]\s*$/i) {
1942 $section = 'pending';
1943 $conf->{description
} = $descr if $descr;
1945 $conf = $res->{$section} = {};
1948 } elsif ($line =~ m/^\[([a-z][a-z0-9_\-]+)\]\s*$/i) {
1950 $conf->{description
} = $descr if $descr;
1952 $conf = $res->{snapshots
}->{$section} = {};
1956 if ($line =~ m/^\#(.*)\s*$/) {
1957 $descr .= PVE
::Tools
::decode_text
($1) . "\n";
1961 if ($line =~ m/^(description):\s*(.*\S)\s*$/) {
1962 $descr .= PVE
::Tools
::decode_text
($2);
1963 } elsif ($line =~ m/snapstate:\s*(prepare|delete)\s*$/) {
1964 $conf->{snapstate
} = $1;
1965 } elsif ($line =~ m/^(args):\s*(.*\S)\s*$/) {
1968 $conf->{$key} = $value;
1969 } elsif ($line =~ m/^delete:\s*(.*\S)\s*$/) {
1971 if ($section eq 'pending') {
1972 $conf->{delete} = $value; # we parse this later
1974 warn "vm $vmid - propertry 'delete' is only allowed in [PENDING]\n";
1976 } elsif ($line =~ m/^([a-z][a-z_]*\d*):\s*(\S+)\s*$/) {
1979 eval { $value = check_type
($key, $value); };
1981 warn "vm $vmid - unable to parse value of '$key' - $@";
1983 my $fmt = $confdesc->{$key}->{format
};
1984 if ($fmt && $fmt eq 'pve-qm-drive') {
1985 my $v = parse_drive
($key, $value);
1986 if (my $volid = filename_to_volume_id
($vmid, $v->{file
}, $v->{media
})) {
1987 $v->{file
} = $volid;
1988 $value = print_drive
($vmid, $v);
1990 warn "vm $vmid - unable to parse value of '$key'\n";
1995 if ($key eq 'cdrom') {
1996 $conf->{ide2
} = $value;
1998 $conf->{$key} = $value;
2004 $conf->{description
} = $descr if $descr;
2006 delete $res->{snapstate
}; # just to be sure
2011 sub write_vm_config
{
2012 my ($filename, $conf) = @_;
2014 delete $conf->{snapstate
}; # just to be sure
2016 if ($conf->{cdrom
}) {
2017 die "option ide2 conflicts with cdrom\n" if $conf->{ide2
};
2018 $conf->{ide2
} = $conf->{cdrom
};
2019 delete $conf->{cdrom
};
2022 # we do not use 'smp' any longer
2023 if ($conf->{sockets
}) {
2024 delete $conf->{smp
};
2025 } elsif ($conf->{smp
}) {
2026 $conf->{sockets
} = $conf->{smp
};
2027 delete $conf->{cores
};
2028 delete $conf->{smp
};
2031 if ($conf->{maxcpus
} && $conf->{sockets
}) {
2032 delete $conf->{sockets
};
2035 my $used_volids = {};
2037 my $cleanup_config = sub {
2038 my ($cref, $pending, $snapname) = @_;
2040 foreach my $key (keys %$cref) {
2041 next if $key eq 'digest' || $key eq 'description' || $key eq 'snapshots' ||
2042 $key eq 'snapstate' || $key eq 'pending';
2043 my $value = $cref->{$key};
2044 if ($key eq 'delete') {
2045 die "propertry 'delete' is only allowed in [PENDING]\n"
2047 # fixme: check syntax?
2050 eval { $value = check_type
($key, $value); };
2051 die "unable to parse value of '$key' - $@" if $@;
2053 $cref->{$key} = $value;
2055 if (!$snapname && valid_drivename
($key)) {
2056 my $drive = parse_drive
($key, $value);
2057 $used_volids->{$drive->{file
}} = 1 if $drive && $drive->{file
};
2062 &$cleanup_config($conf);
2064 &$cleanup_config($conf->{pending
}, 1);
2066 foreach my $snapname (keys %{$conf->{snapshots
}}) {
2067 die "internal error" if $snapname eq 'pending';
2068 &$cleanup_config($conf->{snapshots
}->{$snapname}, undef, $snapname);
2071 # remove 'unusedX' settings if we re-add a volume
2072 foreach my $key (keys %$conf) {
2073 my $value = $conf->{$key};
2074 if ($key =~ m/^unused/ && $used_volids->{$value}) {
2075 delete $conf->{$key};
2079 my $generate_raw_config = sub {
2084 # add description as comment to top of file
2085 my $descr = $conf->{description
} || '';
2086 foreach my $cl (split(/\n/, $descr)) {
2087 $raw .= '#' . PVE
::Tools
::encode_text
($cl) . "\n";
2090 foreach my $key (sort keys %$conf) {
2091 next if $key eq 'digest' || $key eq 'description' || $key eq 'pending' || $key eq 'snapshots';
2092 $raw .= "$key: $conf->{$key}\n";
2097 my $raw = &$generate_raw_config($conf);
2099 if (scalar(keys %{$conf->{pending
}})){
2100 $raw .= "\n[PENDING]\n";
2101 $raw .= &$generate_raw_config($conf->{pending
});
2104 foreach my $snapname (sort keys %{$conf->{snapshots
}}) {
2105 $raw .= "\n[$snapname]\n";
2106 $raw .= &$generate_raw_config($conf->{snapshots
}->{$snapname});
2112 sub update_config_nolock
{
2113 my ($vmid, $conf, $skiplock) = @_;
2115 check_lock
($conf) if !$skiplock;
2117 my $cfspath = cfs_config_path
($vmid);
2119 PVE
::Cluster
::cfs_write_file
($cfspath, $conf);
2123 my ($vmid, $conf, $skiplock) = @_;
2125 lock_config
($vmid, &update_config_nolock
, $conf, $skiplock);
2132 # we use static defaults from our JSON schema configuration
2133 foreach my $key (keys %$confdesc) {
2134 if (defined(my $default = $confdesc->{$key}->{default})) {
2135 $res->{$key} = $default;
2139 my $conf = PVE
::Cluster
::cfs_read_file
('datacenter.cfg');
2140 $res->{keyboard
} = $conf->{keyboard
} if $conf->{keyboard
};
2146 my $vmlist = PVE
::Cluster
::get_vmlist
();
2148 return $res if !$vmlist || !$vmlist->{ids
};
2149 my $ids = $vmlist->{ids
};
2151 foreach my $vmid (keys %$ids) {
2152 my $d = $ids->{$vmid};
2153 next if !$d->{node
} || $d->{node
} ne $nodename;
2154 next if !$d->{type
} || $d->{type
} ne 'qemu';
2155 $res->{$vmid}->{exists} = 1;
2160 # test if VM uses local resources (to prevent migration)
2161 sub check_local_resources
{
2162 my ($conf, $noerr) = @_;
2166 $loc_res = 1 if $conf->{hostusb
}; # old syntax
2167 $loc_res = 1 if $conf->{hostpci
}; # old syntax
2169 foreach my $k (keys %$conf) {
2170 next if $k =~ m/^usb/ && ($conf->{$k} eq 'spice');
2171 $loc_res = 1 if $k =~ m/^(usb|hostpci|serial|parallel)\d+$/;
2174 die "VM uses local resources\n" if $loc_res && !$noerr;
2179 # check if used storages are available on all nodes (use by migrate)
2180 sub check_storage_availability
{
2181 my ($storecfg, $conf, $node) = @_;
2183 foreach_drive
($conf, sub {
2184 my ($ds, $drive) = @_;
2186 my $volid = $drive->{file
};
2189 my ($sid, $volname) = PVE
::Storage
::parse_volume_id
($volid, 1);
2192 # check if storage is available on both nodes
2193 my $scfg = PVE
::Storage
::storage_check_node
($storecfg, $sid);
2194 PVE
::Storage
::storage_check_node
($storecfg, $sid, $node);
2198 # list nodes where all VM images are available (used by has_feature API)
2200 my ($conf, $storecfg) = @_;
2202 my $nodelist = PVE
::Cluster
::get_nodelist
();
2203 my $nodehash = { map { $_ => 1 } @$nodelist };
2204 my $nodename = PVE
::INotify
::nodename
();
2206 foreach_drive
($conf, sub {
2207 my ($ds, $drive) = @_;
2209 my $volid = $drive->{file
};
2212 my ($storeid, $volname) = PVE
::Storage
::parse_volume_id
($volid, 1);
2214 my $scfg = PVE
::Storage
::storage_config
($storecfg, $storeid);
2215 if ($scfg->{disable
}) {
2217 } elsif (my $avail = $scfg->{nodes
}) {
2218 foreach my $node (keys %$nodehash) {
2219 delete $nodehash->{$node} if !$avail->{$node};
2221 } elsif (!$scfg->{shared
}) {
2222 foreach my $node (keys %$nodehash) {
2223 delete $nodehash->{$node} if $node ne $nodename
2235 die "VM is locked ($conf->{lock})\n" if $conf->{lock};
2239 my ($pidfile, $pid) = @_;
2241 my $fh = IO
::File-
>new("/proc/$pid/cmdline", "r");
2245 return undef if !$line;
2246 my @param = split(/\0/, $line);
2248 my $cmd = $param[0];
2249 return if !$cmd || ($cmd !~ m
|kvm
$| && $cmd !~ m
|qemu-system-x86_64
$|);
2251 for (my $i = 0; $i < scalar (@param); $i++) {
2254 if (($p eq '-pidfile') || ($p eq '--pidfile')) {
2255 my $p = $param[$i+1];
2256 return 1 if $p && ($p eq $pidfile);
2265 my ($vmid, $nocheck, $node) = @_;
2267 my $filename = config_file
($vmid, $node);
2269 die "unable to find configuration file for VM $vmid - no such machine\n"
2270 if !$nocheck && ! -f
$filename;
2272 my $pidfile = pidfile_name
($vmid);
2274 if (my $fd = IO
::File-
>new("<$pidfile")) {
2279 my $mtime = $st->mtime;
2280 if ($mtime > time()) {
2281 warn "file '$filename' modified in future\n";
2284 if ($line =~ m/^(\d+)$/) {
2286 if (check_cmdline
($pidfile, $pid)) {
2287 if (my $pinfo = PVE
::ProcFSTools
::check_process_running
($pid)) {
2299 my $vzlist = config_list
();
2301 my $fd = IO
::Dir-
>new($var_run_tmpdir) || return $vzlist;
2303 while (defined(my $de = $fd->read)) {
2304 next if $de !~ m/^(\d+)\.pid$/;
2306 next if !defined($vzlist->{$vmid});
2307 if (my $pid = check_running
($vmid)) {
2308 $vzlist->{$vmid}->{pid
} = $pid;
2316 my ($storecfg, $conf) = @_;
2318 my $bootdisk = $conf->{bootdisk
};
2319 return undef if !$bootdisk;
2320 return undef if !valid_drivename
($bootdisk);
2322 return undef if !$conf->{$bootdisk};
2324 my $drive = parse_drive
($bootdisk, $conf->{$bootdisk});
2325 return undef if !defined($drive);
2327 return undef if drive_is_cdrom
($drive);
2329 my $volid = $drive->{file
};
2330 return undef if !$volid;
2332 return $drive->{size
};
2335 my $last_proc_pid_stat;
2337 # get VM status information
2338 # This must be fast and should not block ($full == false)
2339 # We only query KVM using QMP if $full == true (this can be slow)
2341 my ($opt_vmid, $full) = @_;
2345 my $storecfg = PVE
::Storage
::config
();
2347 my $list = vzlist
();
2348 my ($uptime) = PVE
::ProcFSTools
::read_proc_uptime
(1);
2350 my $cpucount = $cpuinfo->{cpus
} || 1;
2352 foreach my $vmid (keys %$list) {
2353 next if $opt_vmid && ($vmid ne $opt_vmid);
2355 my $cfspath = cfs_config_path
($vmid);
2356 my $conf = PVE
::Cluster
::cfs_read_file
($cfspath) || {};
2359 $d->{pid
} = $list->{$vmid}->{pid
};
2361 # fixme: better status?
2362 $d->{status
} = $list->{$vmid}->{pid
} ?
'running' : 'stopped';
2364 my $size = disksize
($storecfg, $conf);
2365 if (defined($size)) {
2366 $d->{disk
} = 0; # no info available
2367 $d->{maxdisk
} = $size;
2373 $d->{cpus
} = ($conf->{sockets
} || 1) * ($conf->{cores
} || 1);
2374 $d->{cpus
} = $cpucount if $d->{cpus
} > $cpucount;
2376 $d->{name
} = $conf->{name
} || "VM $vmid";
2377 $d->{maxmem
} = $conf->{memory
} ?
$conf->{memory
}*(1024*1024) : 0;
2379 if ($conf->{balloon
}) {
2380 $d->{balloon_min
} = $conf->{balloon
}*(1024*1024);
2381 $d->{shares
} = defined($conf->{shares
}) ?
$conf->{shares
} : 1000;
2392 $d->{diskwrite
} = 0;
2394 $d->{template
} = is_template
($conf);
2399 my $netdev = PVE
::ProcFSTools
::read_proc_net_dev
();
2400 foreach my $dev (keys %$netdev) {
2401 next if $dev !~ m/^tap([1-9]\d*)i/;
2403 my $d = $res->{$vmid};
2406 $d->{netout
} += $netdev->{$dev}->{receive
};
2407 $d->{netin
} += $netdev->{$dev}->{transmit
};
2410 my $ctime = gettimeofday
;
2412 foreach my $vmid (keys %$list) {
2414 my $d = $res->{$vmid};
2415 my $pid = $d->{pid
};
2418 my $pstat = PVE
::ProcFSTools
::read_proc_pid_stat
($pid);
2419 next if !$pstat; # not running
2421 my $used = $pstat->{utime} + $pstat->{stime
};
2423 $d->{uptime
} = int(($uptime - $pstat->{starttime
})/$cpuinfo->{user_hz
});
2425 if ($pstat->{vsize
}) {
2426 $d->{mem
} = int(($pstat->{rss
}/$pstat->{vsize
})*$d->{maxmem
});
2429 my $old = $last_proc_pid_stat->{$pid};
2431 $last_proc_pid_stat->{$pid} = {
2439 my $dtime = ($ctime - $old->{time}) * $cpucount * $cpuinfo->{user_hz
};
2441 if ($dtime > 1000) {
2442 my $dutime = $used - $old->{used
};
2444 $d->{cpu
} = (($dutime/$dtime)* $cpucount) / $d->{cpus
};
2445 $last_proc_pid_stat->{$pid} = {
2451 $d->{cpu
} = $old->{cpu
};
2455 return $res if !$full;
2457 my $qmpclient = PVE
::QMPClient-
>new();
2459 my $ballooncb = sub {
2460 my ($vmid, $resp) = @_;
2462 my $info = $resp->{'return'};
2463 return if !$info->{max_mem
};
2465 my $d = $res->{$vmid};
2467 # use memory assigned to VM
2468 $d->{maxmem
} = $info->{max_mem
};
2469 $d->{balloon
} = $info->{actual
};
2471 if (defined($info->{total_mem
}) && defined($info->{free_mem
})) {
2472 $d->{mem
} = $info->{total_mem
} - $info->{free_mem
};
2473 $d->{freemem
} = $info->{free_mem
};
2478 my $blockstatscb = sub {
2479 my ($vmid, $resp) = @_;
2480 my $data = $resp->{'return'} || [];
2481 my $totalrdbytes = 0;
2482 my $totalwrbytes = 0;
2483 for my $blockstat (@$data) {
2484 $totalrdbytes = $totalrdbytes + $blockstat->{stats
}->{rd_bytes
};
2485 $totalwrbytes = $totalwrbytes + $blockstat->{stats
}->{wr_bytes
};
2487 $res->{$vmid}->{diskread
} = $totalrdbytes;
2488 $res->{$vmid}->{diskwrite
} = $totalwrbytes;
2491 my $statuscb = sub {
2492 my ($vmid, $resp) = @_;
2494 $qmpclient->queue_cmd($vmid, $blockstatscb, 'query-blockstats');
2495 # this fails if ballon driver is not loaded, so this must be
2496 # the last commnand (following command are aborted if this fails).
2497 $qmpclient->queue_cmd($vmid, $ballooncb, 'query-balloon');
2499 my $status = 'unknown';
2500 if (!defined($status = $resp->{'return'}->{status
})) {
2501 warn "unable to get VM status\n";
2505 $res->{$vmid}->{qmpstatus
} = $resp->{'return'}->{status
};
2508 foreach my $vmid (keys %$list) {
2509 next if $opt_vmid && ($vmid ne $opt_vmid);
2510 next if !$res->{$vmid}->{pid
}; # not running
2511 $qmpclient->queue_cmd($vmid, $statuscb, 'query-status');
2514 $qmpclient->queue_execute(undef, 1);
2516 foreach my $vmid (keys %$list) {
2517 next if $opt_vmid && ($vmid ne $opt_vmid);
2518 $res->{$vmid}->{qmpstatus
} = $res->{$vmid}->{status
} if !$res->{$vmid}->{qmpstatus
};
2525 my ($conf, $func) = @_;
2527 foreach my $ds (keys %$conf) {
2528 next if !valid_drivename
($ds);
2530 my $drive = parse_drive
($ds, $conf->{$ds});
2533 &$func($ds, $drive);
2538 my ($conf, $func) = @_;
2542 my $test_volid = sub {
2543 my ($volid, $is_cdrom) = @_;
2547 $volhash->{$volid} = $is_cdrom || 0;
2550 foreach_drive
($conf, sub {
2551 my ($ds, $drive) = @_;
2552 &$test_volid($drive->{file
}, drive_is_cdrom
($drive));
2555 foreach my $snapname (keys %{$conf->{snapshots
}}) {
2556 my $snap = $conf->{snapshots
}->{$snapname};
2557 &$test_volid($snap->{vmstate
}, 0);
2558 foreach_drive
($snap, sub {
2559 my ($ds, $drive) = @_;
2560 &$test_volid($drive->{file
}, drive_is_cdrom
($drive));
2564 foreach my $volid (keys %$volhash) {
2565 &$func($volid, $volhash->{$volid});
2569 sub vga_conf_has_spice
{
2572 return 0 if !$vga || $vga !~ m/^qxl([234])?$/;
2577 sub config_to_command
{
2578 my ($storecfg, $vmid, $conf, $defaults, $forcemachine) = @_;
2581 my $globalFlags = [];
2582 my $machineFlags = [];
2588 my $kvmver = kvm_user_version
();
2589 my $vernum = 0; # unknown
2590 if ($kvmver =~ m/^(\d+)\.(\d+)$/) {
2591 $vernum = $1*1000000+$2*1000;
2592 } elsif ($kvmver =~ m/^(\d+)\.(\d+)\.(\d+)$/) {
2593 $vernum = $1*1000000+$2*1000+$3;
2596 die "detected old qemu-kvm binary ($kvmver)\n" if $vernum < 15000;
2598 my $have_ovz = -f
'/proc/vz/vestat';
2600 my $q35 = machine_type_is_q35
($conf);
2602 push @$cmd, '/usr/bin/kvm';
2604 push @$cmd, '-id', $vmid;
2608 my $qmpsocket = qmp_socket
($vmid);
2609 push @$cmd, '-chardev', "socket,id=qmp,path=$qmpsocket,server,nowait";
2610 push @$cmd, '-mon', "chardev=qmp,mode=control";
2612 my $socket = vnc_socket
($vmid);
2613 push @$cmd, '-vnc', "unix:$socket,x509,password";
2615 push @$cmd, '-pidfile' , pidfile_name
($vmid);
2617 push @$cmd, '-daemonize';
2619 if ($conf->{smbios1
}) {
2620 push @$cmd, '-smbios', "type=1,$conf->{smbios1}";
2623 push @$cmd, '-object', "iothread,id=iothread0" if $conf->{iothread
};
2626 # the q35 chipset support native usb2, so we enable usb controller
2627 # by default for this machine type
2628 push @$devices, '-readconfig', '/usr/share/qemu-server/pve-q35.cfg';
2630 $pciaddr = print_pci_addr
("piix3", $bridges);
2631 push @$devices, '-device', "piix3-usb-uhci,id=uhci$pciaddr.0x2";
2634 for (my $i = 0; $i < $MAX_USB_DEVICES; $i++) {
2635 next if !$conf->{"usb$i"};
2638 # include usb device config
2639 push @$devices, '-readconfig', '/usr/share/qemu-server/pve-usb.cfg' if $use_usb2;
2642 my $vga = $conf->{vga
};
2644 my $qxlnum = vga_conf_has_spice
($vga);
2645 $vga = 'qxl' if $qxlnum;
2648 if ($conf->{ostype
} && ($conf->{ostype
} eq 'win8' ||
2649 $conf->{ostype
} eq 'win7' ||
2650 $conf->{ostype
} eq 'w2k8')) {
2657 # enable absolute mouse coordinates (needed by vnc)
2659 if (defined($conf->{tablet
})) {
2660 $tablet = $conf->{tablet
};
2662 $tablet = $defaults->{tablet
};
2663 $tablet = 0 if $qxlnum; # disable for spice because it is not needed
2664 $tablet = 0 if $vga =~ m/^serial\d+$/; # disable if we use serial terminal (no vga card)
2667 push @$devices, '-device', print_tabletdevice_full
($conf) if $tablet;
2670 for (my $i = 0; $i < $MAX_HOSTPCI_DEVICES; $i++) {
2671 my $d = parse_hostpci
($conf->{"hostpci$i"});
2674 my $pcie = $d->{pcie
};
2676 die "q35 machine model is not enabled" if !$q35;
2677 $pciaddr = print_pcie_addr
("hostpci$i");
2679 $pciaddr = print_pci_addr
("hostpci$i", $bridges);
2682 my $rombar = $d->{rombar
} && $d->{rombar
} eq 'off' ?
",rombar=0" : "";
2683 my $driver = $d->{driver
} && $d->{driver
} eq 'vfio' ?
"vfio-pci" : "pci-assign";
2684 my $xvga = $d->{'x-vga'} && $d->{'x-vga'} eq 'on' ?
",x-vga=on" : "";
2685 if ($xvga && $xvga ne '') {
2686 push @$cpuFlags, 'kvm=off';
2689 $driver = "vfio-pci" if $xvga ne '';
2690 my $pcidevices = $d->{pciid
};
2691 my $multifunction = 1 if @$pcidevices > 1;
2694 foreach my $pcidevice (@$pcidevices) {
2696 my $id = "hostpci$i";
2697 $id .= ".$j" if $multifunction;
2698 my $addr = $pciaddr;
2699 $addr .= ".$j" if $multifunction;
2700 my $devicestr = "$driver,host=$pcidevice->{id}.$pcidevice->{function},id=$id$addr";
2703 $devicestr .= "$rombar$xvga";
2704 $devicestr .= ",multifunction=on" if $multifunction;
2707 push @$devices, '-device', $devicestr;
2713 for (my $i = 0; $i < $MAX_USB_DEVICES; $i++) {
2714 my $d = parse_usb_device
($conf->{"usb$i"});
2716 if ($d->{vendorid
} && $d->{productid
}) {
2717 push @$devices, '-device', "usb-host,vendorid=0x$d->{vendorid},productid=0x$d->{productid}";
2718 } elsif (defined($d->{hostbus
}) && defined($d->{hostport
})) {
2719 push @$devices, '-device', "usb-host,hostbus=$d->{hostbus},hostport=$d->{hostport}";
2720 } elsif ($d->{spice
}) {
2721 # usb redir support for spice
2722 push @$devices, '-chardev', "spicevmc,id=usbredirchardev$i,name=usbredir";
2723 push @$devices, '-device', "usb-redir,chardev=usbredirchardev$i,id=usbredirdev$i,bus=ehci.0";
2728 for (my $i = 0; $i < $MAX_SERIAL_PORTS; $i++) {
2729 if (my $path = $conf->{"serial$i"}) {
2730 if ($path eq 'socket') {
2731 my $socket = "/var/run/qemu-server/${vmid}.serial$i";
2732 push @$devices, '-chardev', "socket,id=serial$i,path=$socket,server,nowait";
2733 push @$devices, '-device', "isa-serial,chardev=serial$i";
2735 die "no such serial device\n" if ! -c
$path;
2736 push @$devices, '-chardev', "tty,id=serial$i,path=$path";
2737 push @$devices, '-device', "isa-serial,chardev=serial$i";
2743 for (my $i = 0; $i < $MAX_PARALLEL_PORTS; $i++) {
2744 if (my $path = $conf->{"parallel$i"}) {
2745 die "no such parallel device\n" if ! -c
$path;
2746 my $devtype = $path =~ m!^/dev/usb/lp! ?
'tty' : 'parport';
2747 push @$devices, '-chardev', "$devtype,id=parallel$i,path=$path";
2748 push @$devices, '-device', "isa-parallel,chardev=parallel$i";
2752 my $vmname = $conf->{name
} || "vm$vmid";
2754 push @$cmd, '-name', $vmname;
2757 $sockets = $conf->{smp
} if $conf->{smp
}; # old style - no longer iused
2758 $sockets = $conf->{sockets
} if $conf->{sockets
};
2760 my $cores = $conf->{cores
} || 1;
2761 my $maxcpus = $conf->{maxcpus
} if $conf->{maxcpus
};
2763 my $total_cores = $sockets * $cores;
2764 my $allowed_cores = $cpuinfo->{cpus
};
2766 die "MAX $allowed_cores cores allowed per VM on this node\n"
2767 if ($allowed_cores < $total_cores);
2770 push @$cmd, '-smp', "cpus=$cores,maxcpus=$maxcpus";
2772 push @$cmd, '-smp', "sockets=$sockets,cores=$cores";
2775 push @$cmd, '-nodefaults';
2777 my $bootorder = $conf->{boot
} || $confdesc->{boot
}->{default};
2779 my $bootindex_hash = {};
2781 foreach my $o (split(//, $bootorder)) {
2782 $bootindex_hash->{$o} = $i*100;
2786 push @$cmd, '-boot', "menu=on";
2788 push @$cmd, '-no-acpi' if defined($conf->{acpi
}) && $conf->{acpi
} == 0;
2790 push @$cmd, '-no-reboot' if defined($conf->{reboot
}) && $conf->{reboot
} == 0;
2792 push @$cmd, '-vga', $vga if $vga && $vga !~ m/^serial\d+$/; # for kvm 77 and later
2795 my $tdf = defined($conf->{tdf
}) ?
$conf->{tdf
} : $defaults->{tdf
};
2797 my $nokvm = defined($conf->{kvm
}) && $conf->{kvm
} == 0 ?
1 : 0;
2798 my $useLocaltime = $conf->{localtime};
2800 if (my $ost = $conf->{ostype
}) {
2801 # other, wxp, w2k, w2k3, w2k8, wvista, win7, win8, l24, l26, solaris
2803 if ($ost =~ m/^w/) { # windows
2804 $useLocaltime = 1 if !defined($conf->{localtime});
2806 # use time drift fix when acpi is enabled
2807 if (!(defined($conf->{acpi
}) && $conf->{acpi
} == 0)) {
2808 $tdf = 1 if !defined($conf->{tdf
});
2812 if ($ost eq 'win7' || $ost eq 'win8' || $ost eq 'w2k8' ||
2814 push @$globalFlags, 'kvm-pit.lost_tick_policy=discard';
2815 push @$cmd, '-no-hpet';
2816 #push @$cpuFlags , 'hv_vapic" if !$nokvm; #fixme, my win2008R2 hang at boot with this
2817 push @$cpuFlags , 'hv_spinlocks=0xffff' if !$nokvm;
2820 if ($ost eq 'win7' || $ost eq 'win8') {
2821 push @$cpuFlags , 'hv_relaxed' if !$nokvm;
2825 push @$rtcFlags, 'driftfix=slew' if $tdf;
2828 push @$machineFlags, 'accel=tcg';
2830 die "No accelerator found!\n" if !$cpuinfo->{hvm
};
2833 my $machine_type = $forcemachine || $conf->{machine
};
2834 if ($machine_type) {
2835 push @$machineFlags, "type=${machine_type}";
2838 if ($conf->{startdate
}) {
2839 push @$rtcFlags, "base=$conf->{startdate}";
2840 } elsif ($useLocaltime) {
2841 push @$rtcFlags, 'base=localtime';
2844 my $cpu = $nokvm ?
"qemu64" : "kvm64";
2845 $cpu = $conf->{cpu
} if $conf->{cpu
};
2847 push @$cpuFlags , '+lahf_lm' if $cpu eq 'kvm64';
2849 push @$cpuFlags , '+x2apic' if !$nokvm && $conf->{ostype
} ne 'solaris';
2851 push @$cpuFlags , '-x2apic' if $conf->{ostype
} eq 'solaris';
2853 push @$cpuFlags, '+sep' if $cpu eq 'kvm64' || $cpu eq 'kvm32';
2855 $cpu .= "," . join(',', @$cpuFlags) if scalar(@$cpuFlags);
2857 # Note: enforce needs kernel 3.10, so we do not use it for now
2858 # push @$cmd, '-cpu', "$cpu,enforce";
2859 push @$cmd, '-cpu', $cpu;
2861 my $memory = $conf->{memory
} || $defaults->{memory
};
2862 push @$cmd, '-m', $memory;
2864 if ($conf->{numa
}) {
2866 my $numa_totalmemory = undef;
2867 for (my $i = 0; $i < $MAX_NUMA; $i++) {
2868 next if !$conf->{"numa$i"};
2869 my $numa = parse_numa
($conf->{"numa$i"});
2872 die "missing numa node$i memory value\n" if !$numa->{memory
};
2873 my $numa_memory = $numa->{memory
};
2874 $numa_totalmemory += $numa_memory;
2875 my $numa_object = "memory-backend-ram,id=ram-node$i,size=$numa_memory"."M";
2878 my $cpus_start = $numa->{cpus
}->{start
};
2879 die "missing numa node$i cpus\n" if !defined($cpus_start);
2880 my $cpus_end = $numa->{cpus
}->{end
} if defined($numa->{cpus
}->{end
});
2881 my $cpus = $cpus_start;
2882 if (defined($cpus_end)) {
2883 $cpus .= "-$cpus_end";
2884 die "numa node$i : cpu range $cpus is incorrect\n" if $cpus_end <= $cpus_start;
2888 my $hostnodes_start = $numa->{hostnodes
}->{start
};
2889 if (defined($hostnodes_start)) {
2890 my $hostnodes_end = $numa->{hostnodes
}->{end
} if defined($numa->{hostnodes
}->{end
});
2891 my $hostnodes = $hostnodes_start;
2892 if (defined($hostnodes_end)) {
2893 $hostnodes .= "-$hostnodes_end";
2894 die "host node $hostnodes range is incorrect\n" if $hostnodes_end <= $hostnodes_start;
2897 my $hostnodes_end_range = defined($hostnodes_end) ?
$hostnodes_end : $hostnodes_start;
2898 for (my $i = $hostnodes_start; $i <= $hostnodes_end_range; $i++ ) {
2899 die "host numa node$i don't exist\n" if ! -d
"/sys/devices/system/node/node$i/";
2903 my $policy = $numa->{policy
};
2904 die "you need to define a policy for hostnode $hostnodes\n" if !$policy;
2905 $numa_object .= ",host-nodes=$hostnodes,policy=$policy";
2908 push @$cmd, '-object', $numa_object;
2909 push @$cmd, '-numa', "node,nodeid=$i,cpus=$cpus,memdev=ram-node$i";
2912 die "total memory for NUMA nodes must be equal to vm memory\n"
2913 if $numa_totalmemory && $numa_totalmemory != $memory;
2915 #if no custom tology, we split memory and cores across numa nodes
2916 if(!$numa_totalmemory) {
2918 my $numa_memory = ($memory / $sockets) . "M";
2920 for (my $i = 0; $i < $sockets; $i++) {
2922 my $cpustart = ($cores * $i);
2923 my $cpuend = ($cpustart + $cores - 1) if $cores && $cores > 1;
2924 my $cpus = $cpustart;
2925 $cpus .= "-$cpuend" if $cpuend;
2927 push @$cmd, '-object', "memory-backend-ram,size=$numa_memory,id=ram-node$i";
2928 push @$cmd, '-numa', "node,nodeid=$i,cpus=$cpus,memdev=ram-node$i";
2933 push @$cmd, '-S' if $conf->{freeze
};
2935 # set keyboard layout
2936 my $kb = $conf->{keyboard
} || $defaults->{keyboard
};
2937 push @$cmd, '-k', $kb if $kb;
2940 #my $soundhw = $conf->{soundhw} || $defaults->{soundhw};
2941 #push @$cmd, '-soundhw', 'es1370';
2942 #push @$cmd, '-soundhw', $soundhw if $soundhw;
2944 if($conf->{agent
}) {
2945 my $qgasocket = qmp_socket
($vmid, 1);
2946 my $pciaddr = print_pci_addr
("qga0", $bridges);
2947 push @$devices, '-chardev', "socket,path=$qgasocket,server,nowait,id=qga0";
2948 push @$devices, '-device', "virtio-serial,id=qga0$pciaddr";
2949 push @$devices, '-device', 'virtserialport,chardev=qga0,name=org.qemu.guest_agent.0';
2956 if ($conf->{ostype
} && $conf->{ostype
} =~ m/^w/){
2957 for(my $i = 1; $i < $qxlnum; $i++){
2958 my $pciaddr = print_pci_addr
("vga$i", $bridges);
2959 push @$cmd, '-device', "qxl,id=vga$i,ram_size=67108864,vram_size=33554432$pciaddr";
2962 # assume other OS works like Linux
2963 push @$cmd, '-global', 'qxl-vga.ram_size=134217728';
2964 push @$cmd, '-global', 'qxl-vga.vram_size=67108864';
2968 my $pciaddr = print_pci_addr
("spice", $bridges);
2970 $spice_port = PVE
::Tools
::next_spice_port
();
2972 push @$devices, '-spice', "tls-port=${spice_port},addr=127.0.0.1,tls-ciphers=DES-CBC3-SHA,seamless-migration=on";
2974 push @$devices, '-device', "virtio-serial,id=spice$pciaddr";
2975 push @$devices, '-chardev', "spicevmc,id=vdagent,name=vdagent";
2976 push @$devices, '-device', "virtserialport,chardev=vdagent,name=com.redhat.spice.0";
2979 # enable balloon by default, unless explicitly disabled
2980 if (!defined($conf->{balloon
}) || $conf->{balloon
}) {
2981 $pciaddr = print_pci_addr
("balloon0", $bridges);
2982 push @$devices, '-device', "virtio-balloon-pci,id=balloon0$pciaddr";
2985 if ($conf->{watchdog
}) {
2986 my $wdopts = parse_watchdog
($conf->{watchdog
});
2987 $pciaddr = print_pci_addr
("watchdog", $bridges);
2988 my $watchdog = $wdopts->{model
} || 'i6300esb';
2989 push @$devices, '-device', "$watchdog$pciaddr";
2990 push @$devices, '-watchdog-action', $wdopts->{action
} if $wdopts->{action
};
2994 my $scsicontroller = {};
2995 my $ahcicontroller = {};
2996 my $scsihw = defined($conf->{scsihw
}) ?
$conf->{scsihw
} : $defaults->{scsihw
};
2998 # Add iscsi initiator name if available
2999 if (my $initiator = get_initiator_name
()) {
3000 push @$devices, '-iscsi', "initiator-name=$initiator";
3003 foreach_drive
($conf, sub {
3004 my ($ds, $drive) = @_;
3006 if (PVE
::Storage
::parse_volume_id
($drive->{file
}, 1)) {
3007 push @$vollist, $drive->{file
};
3010 $use_virtio = 1 if $ds =~ m/^virtio/;
3012 if (drive_is_cdrom
($drive)) {
3013 if ($bootindex_hash->{d
}) {
3014 $drive->{bootindex
} = $bootindex_hash->{d
};
3015 $bootindex_hash->{d
} += 1;
3018 if ($bootindex_hash->{c
}) {
3019 $drive->{bootindex
} = $bootindex_hash->{c
} if $conf->{bootdisk
} && ($conf->{bootdisk
} eq $ds);
3020 $bootindex_hash->{c
} += 1;
3024 if ($drive->{interface
} eq 'scsi') {
3026 my $maxdev = ($scsihw !~ m/^lsi/) ?
256 : 7;
3027 my $controller = int($drive->{index} / $maxdev);
3028 $pciaddr = print_pci_addr
("scsihw$controller", $bridges);
3029 push @$devices, '-device', "$scsihw,id=scsihw$controller$pciaddr" if !$scsicontroller->{$controller};
3030 $scsicontroller->{$controller}=1;
3033 if ($drive->{interface
} eq 'sata') {
3034 my $controller = int($drive->{index} / $MAX_SATA_DISKS);
3035 $pciaddr = print_pci_addr
("ahci$controller", $bridges);
3036 push @$devices, '-device', "ahci,id=ahci$controller,multifunction=on$pciaddr" if !$ahcicontroller->{$controller};
3037 $ahcicontroller->{$controller}=1;
3040 my $drive_cmd = print_drive_full
($storecfg, $vmid, $drive);
3041 push @$devices, '-drive',$drive_cmd;
3042 push @$devices, '-device', print_drivedevice_full
($storecfg, $conf, $vmid, $drive, $bridges);
3045 for (my $i = 0; $i < $MAX_NETS; $i++) {
3046 next if !$conf->{"net$i"};
3047 my $d = parse_net
($conf->{"net$i"});
3050 $use_virtio = 1 if $d->{model
} eq 'virtio';
3052 if ($bootindex_hash->{n
}) {
3053 $d->{bootindex
} = $bootindex_hash->{n
};
3054 $bootindex_hash->{n
} += 1;
3057 my $netdevfull = print_netdev_full
($vmid,$conf,$d,"net$i");
3058 push @$devices, '-netdev', $netdevfull;
3060 my $netdevicefull = print_netdevice_full
($vmid,$conf,$d,"net$i",$bridges);
3061 push @$devices, '-device', $netdevicefull;
3066 while (my ($k, $v) = each %$bridges) {
3067 $pciaddr = print_pci_addr
("pci.$k");
3068 unshift @$devices, '-device', "pci-bridge,id=pci.$k,chassis_nr=$k$pciaddr" if $k > 0;
3072 # hack: virtio with fairsched is unreliable, so we do not use fairsched
3073 # when the VM uses virtio devices.
3074 if (!$use_virtio && $have_ovz) {
3076 my $cpuunits = defined($conf->{cpuunits
}) ?
3077 $conf->{cpuunits
} : $defaults->{cpuunits
};
3079 push @$cmd, '-cpuunits', $cpuunits if $cpuunits;
3081 # fixme: cpulimit is currently ignored
3082 #push @$cmd, '-cpulimit', $conf->{cpulimit} if $conf->{cpulimit};
3086 if ($conf->{args
}) {
3087 my $aa = PVE
::Tools
::split_args
($conf->{args
});
3091 push @$cmd, @$devices;
3092 push @$cmd, '-rtc', join(',', @$rtcFlags)
3093 if scalar(@$rtcFlags);
3094 push @$cmd, '-machine', join(',', @$machineFlags)
3095 if scalar(@$machineFlags);
3096 push @$cmd, '-global', join(',', @$globalFlags)
3097 if scalar(@$globalFlags);
3099 return wantarray ?
($cmd, $vollist, $spice_port) : $cmd;
3104 return "${var_run_tmpdir}/$vmid.vnc";
3110 my $res = vm_mon_cmd
($vmid, 'query-spice');
3112 return $res->{'tls-port'} || $res->{'port'} || die "no spice port\n";
3116 my ($vmid, $qga) = @_;
3117 my $sockettype = $qga ?
'qga' : 'qmp';
3118 return "${var_run_tmpdir}/$vmid.$sockettype";
3123 return "${var_run_tmpdir}/$vmid.pid";
3126 sub vm_devices_list
{
3129 my $res = vm_mon_cmd
($vmid, 'query-pci');
3131 foreach my $pcibus (@$res) {
3132 foreach my $device (@{$pcibus->{devices
}}) {
3133 next if !$device->{'qdev_id'};
3134 $devices->{$device->{'qdev_id'}} = 1;
3138 my $resblock = vm_mon_cmd
($vmid, 'query-block');
3139 foreach my $block (@$resblock) {
3140 if($block->{device
} =~ m/^drive-(\S+)/){
3145 my $resmice = vm_mon_cmd
($vmid, 'query-mice');
3146 foreach my $mice (@$resmice) {
3147 if ($mice->{name
} eq 'QEMU HID Tablet') {
3148 $devices->{tablet
} = 1;
3157 my ($storecfg, $conf, $vmid, $deviceid, $device) = @_;
3159 return 1 if !check_running
($vmid);
3161 my $q35 = machine_type_is_q35
($conf);
3163 return 1 if !$conf->{hotplug
};
3165 my $devices_list = vm_devices_list
($vmid);
3166 return 1 if defined($devices_list->{$deviceid});
3168 if ($deviceid eq 'tablet') {
3169 qemu_deviceadd
($vmid, print_tabletdevice_full
($conf));
3173 qemu_bridgeadd
($storecfg, $conf, $vmid, $deviceid); #add bridge if we need it for the device
3175 if ($deviceid =~ m/^(virtio)(\d+)$/) {
3176 return undef if !qemu_driveadd
($storecfg, $vmid, $device);
3177 my $devicefull = print_drivedevice_full
($storecfg, $conf, $vmid, $device);
3178 qemu_deviceadd
($vmid, $devicefull);
3179 if(!qemu_deviceaddverify
($vmid, $deviceid)) {
3180 qemu_drivedel
($vmid, $deviceid);
3185 if ($deviceid =~ m/^(scsihw)(\d+)$/) {
3186 my $scsihw = defined($conf->{scsihw
}) ?
$conf->{scsihw
} : "lsi";
3187 my $pciaddr = print_pci_addr
($deviceid);
3188 my $devicefull = "$scsihw,id=$deviceid$pciaddr";
3189 qemu_deviceadd
($vmid, $devicefull);
3190 return undef if(!qemu_deviceaddverify
($vmid, $deviceid));
3193 if ($deviceid =~ m/^(scsi)(\d+)$/) {
3194 return undef if !qemu_findorcreatescsihw
($storecfg,$conf, $vmid, $device);
3195 return undef if !qemu_driveadd
($storecfg, $vmid, $device);
3196 my $devicefull = print_drivedevice_full
($storecfg, $conf, $vmid, $device);
3197 if(!qemu_deviceadd
($vmid, $devicefull)) {
3198 qemu_drivedel
($vmid, $deviceid);
3203 if ($deviceid =~ m/^(net)(\d+)$/) {
3204 return undef if !qemu_netdevadd
($vmid, $conf, $device, $deviceid);
3205 my $netdevicefull = print_netdevice_full
($vmid, $conf, $device, $deviceid);
3206 qemu_deviceadd
($vmid, $netdevicefull);
3207 if(!qemu_deviceaddverify
($vmid, $deviceid)) {
3208 qemu_netdevdel
($vmid, $deviceid);
3214 if (!$q35 && $deviceid =~ m/^(pci\.)(\d+)$/) {
3216 my $pciaddr = print_pci_addr
($deviceid);
3217 my $devicefull = "pci-bridge,id=pci.$bridgeid,chassis_nr=$bridgeid$pciaddr";
3218 qemu_deviceadd
($vmid, $devicefull);
3219 return undef if !qemu_deviceaddverify
($vmid, $deviceid);
3225 sub vm_deviceunplug
{
3226 my ($vmid, $conf, $deviceid) = @_;
3228 return 1 if !check_running
($vmid);
3230 return 1 if !$conf->{hotplug
};
3232 my $devices_list = vm_devices_list
($vmid);
3233 return 1 if !defined($devices_list->{$deviceid});
3235 if ($deviceid eq 'tablet') {
3236 qemu_devicedel
($vmid, $deviceid);
3240 die "can't unplug bootdisk" if $conf->{bootdisk
} && $conf->{bootdisk
} eq $deviceid;
3242 if ($deviceid =~ m/^(virtio)(\d+)$/) {
3243 qemu_devicedel
($vmid, $deviceid);
3244 return undef if !qemu_devicedelverify
($vmid, $deviceid);
3245 return undef if !qemu_drivedel
($vmid, $deviceid);
3248 if ($deviceid =~ m/^(lsi)(\d+)$/) {
3249 return undef if !qemu_devicedel
($vmid, $deviceid);
3252 if ($deviceid =~ m/^(scsi)(\d+)$/) {
3253 return undef if !qemu_devicedel
($vmid, $deviceid);
3254 return undef if !qemu_drivedel
($vmid, $deviceid);
3257 if ($deviceid =~ m/^(net)(\d+)$/) {
3258 qemu_devicedel
($vmid, $deviceid);
3259 return undef if !qemu_devicedelverify
($vmid, $deviceid);
3260 return undef if !qemu_netdevdel
($vmid, $deviceid);
3266 sub qemu_deviceadd
{
3267 my ($vmid, $devicefull) = @_;
3269 $devicefull = "driver=".$devicefull;
3270 my %options = split(/[=,]/, $devicefull);
3272 vm_mon_cmd
($vmid, "device_add" , %options);
3276 sub qemu_devicedel
{
3277 my($vmid, $deviceid) = @_;
3278 my $ret = vm_mon_cmd
($vmid, "device_del", id
=> $deviceid);
3283 my($storecfg, $vmid, $device) = @_;
3285 my $drive = print_drive_full
($storecfg, $vmid, $device);
3286 my $ret = vm_human_monitor_command
($vmid, "drive_add auto $drive");
3287 # If the command succeeds qemu prints: "OK"
3288 if ($ret !~ m/OK/s) {
3289 syslog
("err", "adding drive failed: $ret");
3296 my($vmid, $deviceid) = @_;
3298 my $ret = vm_human_monitor_command
($vmid, "drive_del drive-$deviceid");
3300 if ($ret =~ m/Device \'.*?\' not found/s) {
3301 # NB: device not found errors mean the drive was auto-deleted and we ignore the error
3303 elsif ($ret ne "") {
3304 syslog
("err", "deleting drive $deviceid failed : $ret");
3310 sub qemu_deviceaddverify
{
3311 my ($vmid,$deviceid) = @_;
3313 for (my $i = 0; $i <= 5; $i++) {
3314 my $devices_list = vm_devices_list
($vmid);
3315 return 1 if defined($devices_list->{$deviceid});
3318 syslog
("err", "error on hotplug device $deviceid");
3323 sub qemu_devicedelverify
{
3324 my ($vmid,$deviceid) = @_;
3326 #need to verify the device is correctly remove as device_del is async and empty return is not reliable
3327 for (my $i = 0; $i <= 5; $i++) {
3328 my $devices_list = vm_devices_list
($vmid);
3329 return 1 if !defined($devices_list->{$deviceid});
3332 syslog
("err", "error on hot-unplugging device $deviceid");
3336 sub qemu_findorcreatescsihw
{
3337 my ($storecfg, $conf, $vmid, $device) = @_;
3339 my $maxdev = ($conf->{scsihw
} && ($conf->{scsihw
} !~ m/^lsi/)) ?
256 : 7;
3340 my $controller = int($device->{index} / $maxdev);
3341 my $scsihwid="scsihw$controller";
3342 my $devices_list = vm_devices_list
($vmid);
3344 if(!defined($devices_list->{$scsihwid})) {
3345 return undef if !vm_deviceplug
($storecfg, $conf, $vmid, $scsihwid);
3350 sub qemu_bridgeadd
{
3351 my ($storecfg, $conf, $vmid, $device) = @_;
3354 my $bridgeid = undef;
3355 print_pci_addr
($device, $bridges);
3357 while (my ($k, $v) = each %$bridges) {
3360 return if !$bridgeid || $bridgeid < 1;
3361 my $bridge = "pci.$bridgeid";
3362 my $devices_list = vm_devices_list
($vmid);
3364 if(!defined($devices_list->{$bridge})) {
3365 return undef if !vm_deviceplug
($storecfg, $conf, $vmid, $bridge);
3370 sub qemu_netdevadd
{
3371 my ($vmid, $conf, $device, $deviceid) = @_;
3373 my $netdev = print_netdev_full
($vmid, $conf, $device, $deviceid);
3374 my %options = split(/[=,]/, $netdev);
3376 vm_mon_cmd
($vmid, "netdev_add", %options);
3380 sub qemu_netdevdel
{
3381 my ($vmid, $deviceid) = @_;
3383 vm_mon_cmd
($vmid, "netdev_del", id
=> $deviceid);
3387 sub qemu_cpu_hotplug
{
3388 my ($vmid, $conf, $cores) = @_;
3390 die "new cores config is not defined" if !$cores;
3391 die "you can't add more cores than maxcpus"
3392 if $conf->{maxcpus
} && ($cores > $conf->{maxcpus
});
3393 return if !check_running
($vmid);
3395 my $currentcores = $conf->{cores
} if $conf->{cores
};
3396 die "current cores is not defined" if !$currentcores;
3397 die "maxcpus is not defined" if !$conf->{maxcpus
};
3398 raise_param_exc
({ 'cores' => "online cpu unplug is not yet possible" })
3399 if($cores < $currentcores);
3401 my $currentrunningcores = vm_mon_cmd
($vmid, "query-cpus");
3402 raise_param_exc
({ 'cores' => "cores number if running vm is different than configuration" })
3403 if scalar (@{$currentrunningcores}) != $currentcores;
3405 for(my $i = $currentcores; $i < $cores; $i++) {
3406 vm_mon_cmd
($vmid, "cpu-add", id
=> int($i));
3410 sub qemu_block_set_io_throttle
{
3411 my ($vmid, $deviceid, $bps, $bps_rd, $bps_wr, $iops, $iops_rd, $iops_wr) = @_;
3413 return if !check_running
($vmid) ;
3415 vm_mon_cmd
($vmid, "block_set_io_throttle", device
=> $deviceid, bps
=> int($bps), bps_rd
=> int($bps_rd), bps_wr
=> int($bps_wr), iops
=> int($iops), iops_rd
=> int($iops_rd), iops_wr
=> int($iops_wr));
3419 # old code, only used to shutdown old VM after update
3421 my ($fh, $timeout) = @_;
3423 my $sel = new IO
::Select
;
3430 while (scalar (@ready = $sel->can_read($timeout))) {
3432 if ($count = $fh->sysread($buf, 8192)) {
3433 if ($buf =~ /^(.*)\(qemu\) $/s) {
3440 if (!defined($count)) {
3447 die "monitor read timeout\n" if !scalar(@ready);
3452 # old code, only used to shutdown old VM after update
3453 sub vm_monitor_command
{
3454 my ($vmid, $cmdstr, $nocheck) = @_;
3459 die "VM $vmid not running\n" if !check_running
($vmid, $nocheck);
3461 my $sname = "${var_run_tmpdir}/$vmid.mon";
3463 my $sock = IO
::Socket
::UNIX-
>new( Peer
=> $sname ) ||
3464 die "unable to connect to VM $vmid socket - $!\n";
3468 # hack: migrate sometime blocks the monitor (when migrate_downtime
3470 if ($cmdstr =~ m/^(info\s+migrate|migrate\s)/) {
3471 $timeout = 60*60; # 1 hour
3475 my $data = __read_avail
($sock, $timeout);
3477 if ($data !~ m/^QEMU\s+(\S+)\s+monitor\s/) {
3478 die "got unexpected qemu monitor banner\n";
3481 my $sel = new IO
::Select
;
3484 if (!scalar(my @ready = $sel->can_write($timeout))) {
3485 die "monitor write error - timeout";
3488 my $fullcmd = "$cmdstr\r";
3490 # syslog('info', "VM $vmid monitor command: $cmdstr");
3493 if (!($b = $sock->syswrite($fullcmd)) || ($b != length($fullcmd))) {
3494 die "monitor write error - $!";
3497 return if ($cmdstr eq 'q') || ($cmdstr eq 'quit');
3501 if ($cmdstr =~ m/^(info\s+migrate|migrate\s)/) {
3502 $timeout = 60*60; # 1 hour
3503 } elsif ($cmdstr =~ m/^(eject|change)/) {
3504 $timeout = 60; # note: cdrom mount command is slow
3506 if ($res = __read_avail
($sock, $timeout)) {
3508 my @lines = split("\r?\n", $res);
3510 shift @lines if $lines[0] !~ m/^unknown command/; # skip echo
3512 $res = join("\n", @lines);
3520 syslog
("err", "VM $vmid monitor command failed - $err");
3527 sub qemu_block_resize
{
3528 my ($vmid, $deviceid, $storecfg, $volid, $size) = @_;
3530 my $running = check_running
($vmid);
3532 return if !PVE
::Storage
::volume_resize
($storecfg, $volid, $size, $running);
3534 return if !$running;
3536 vm_mon_cmd
($vmid, "block_resize", device
=> $deviceid, size
=> int($size));
3540 sub qemu_volume_snapshot
{
3541 my ($vmid, $deviceid, $storecfg, $volid, $snap) = @_;
3543 my $running = check_running
($vmid);
3545 return if !PVE
::Storage
::volume_snapshot
($storecfg, $volid, $snap, $running);
3547 return if !$running;
3549 vm_mon_cmd
($vmid, "snapshot-drive", device
=> $deviceid, name
=> $snap);
3553 sub qemu_volume_snapshot_delete
{
3554 my ($vmid, $deviceid, $storecfg, $volid, $snap) = @_;
3556 my $running = check_running
($vmid);
3558 return if !PVE
::Storage
::volume_snapshot_delete
($storecfg, $volid, $snap, $running);
3560 return if !$running;
3562 vm_mon_cmd
($vmid, "delete-drive-snapshot", device
=> $deviceid, name
=> $snap);
3565 sub set_migration_caps
{
3571 "auto-converge" => 1,
3573 "x-rdma-pin-all" => 0,
3577 my $supported_capabilities = vm_mon_cmd_nocheck
($vmid, "query-migrate-capabilities");
3579 for my $supported_capability (@$supported_capabilities) {
3581 capability
=> $supported_capability->{capability
},
3582 state => $enabled_cap->{$supported_capability->{capability
}} ? JSON
::true
: JSON
::false
,
3586 vm_mon_cmd_nocheck
($vmid, "migrate-set-capabilities", capabilities
=> $cap_ref);
3589 sub vmconfig_hotplug_pending
{
3590 my ($vmid, $conf, $storecfg) = @_;
3592 my $defaults = PVE
::QemuServer
::load_defaults
();
3594 # commit values which do not have any impact on running VM first
3597 foreach my $opt (keys %{$conf->{pending
}}) { # add/change
3598 if ($opt eq 'name' || $opt eq 'hotplug' || $opt eq 'onboot' || $opt eq 'shares') {
3599 $conf->{$opt} = $conf->{pending
}->{$opt};
3600 delete $conf->{pending
}->{$opt};
3606 update_config_nolock
($vmid, $conf, 1);
3607 $conf = load_config
($vmid); # update/reload
3612 # allow manual ballooning if shares is set to zero
3614 if (defined($conf->{pending
}->{balloon
}) && defined($conf->{shares
}) && ($conf->{shares
} == 0)) {
3615 my $balloon = $conf->{pending
}->{balloon
} || $conf->{memory
} || $defaults->{memory
};
3616 vm_mon_cmd
($vmid, "balloon", value
=> $balloon*1024*1024);
3617 $conf->{balloon
} = $conf->{pending
}->{balloon
};
3618 delete $conf->{pending
}->{balloon
};
3623 update_config_nolock
($vmid, $conf, 1);
3624 $conf = load_config
($vmid); # update/reload
3627 return if !$conf->{hotplug
};
3629 my @delete = PVE
::Tools
::split_list
($conf->{pending
}->{delete});
3630 foreach my $opt (@delete) {
3631 if ($opt eq 'tablet') {
3632 if ($defaults->{tablet
}) {
3633 PVE
::QemuServer
::vm_deviceplug
($storecfg, $conf, $vmid, $opt);
3635 PVE
::QemuServer
::vm_deviceunplug
($vmid, $conf, $opt);
3638 # skip non-hot-pluggable options
3642 # save new config if hotplug was successful
3643 delete $conf->{$opt};
3644 vmconfig_undelete_pending_option
($conf, $opt);
3645 update_config_nolock
($vmid, $conf, 1);
3647 $conf = load_config
($vmid); # update/reload
3650 foreach my $opt (keys %{$conf->{pending
}}) {
3651 my $value = $conf->{pending
}->{$opt};
3653 if ($opt eq 'tablet') {
3655 PVE
::QemuServer
::vm_deviceplug
($storecfg, $conf, $vmid, $opt);
3656 } elsif ($value == 0) {
3657 PVE
::QemuServer
::vm_deviceunplug
($vmid, $conf, $opt);
3660 # skip non-hot-pluggable options
3664 # save new config if hotplug was successful
3665 $conf->{$opt} = $value;
3666 delete $conf->{pending
}->{$opt};
3667 update_config_nolock
($vmid, $conf, 1);
3669 $conf = load_config
($vmid); # update/reload
3673 sub vmconfig_apply_pending
{
3674 my ($vmid, $conf, $storecfg, $running) = @_;
3676 return vmconfig_hotplug_pending
($vmid, $conf, $storecfg) if $running;
3680 my @delete = PVE
::Tools
::split_list
($conf->{pending
}->{delete});
3681 foreach my $opt (@delete) { # delete
3682 die "internal error" if $opt =~ m/^unused/;
3683 $conf = load_config
($vmid); # update/reload
3684 if (!defined($conf->{$opt})) {
3685 vmconfig_undelete_pending_option
($conf, $opt);
3686 update_config_nolock
($vmid, $conf, 1);
3687 } elsif (valid_drivename
($opt)) {
3688 vmconfig_register_unused_drive
($storecfg, $vmid, $conf, parse_drive
($opt, $conf->{$opt}));
3689 vmconfig_undelete_pending_option
($conf, $opt);
3690 delete $conf->{$opt};
3691 update_config_nolock
($vmid, $conf, 1);
3693 vmconfig_undelete_pending_option
($conf, $opt);
3694 delete $conf->{$opt};
3695 update_config_nolock
($vmid, $conf, 1);
3699 $conf = load_config
($vmid); # update/reload
3701 foreach my $opt (keys %{$conf->{pending
}}) { # add/change
3702 $conf = load_config
($vmid); # update/reload
3704 if (defined($conf->{$opt}) && ($conf->{$opt} eq $conf->{pending
}->{$opt})) {
3705 # skip if nothing changed
3706 } elsif (valid_drivename
($opt)) {
3707 vmconfig_register_unused_drive
($storecfg, $vmid, $conf, parse_drive
($opt, $conf->{$opt}))
3708 if defined($conf->{$opt});
3709 $conf->{$opt} = $conf->{pending
}->{$opt};
3711 $conf->{$opt} = $conf->{pending
}->{$opt};
3714 delete $conf->{pending
}->{$opt};
3715 update_config_nolock
($vmid, $conf, 1);
3720 my ($storecfg, $vmid, $statefile, $skiplock, $migratedfrom, $paused, $forcemachine, $spice_ticket) = @_;
3722 lock_config
($vmid, sub {
3723 my $conf = load_config
($vmid, $migratedfrom);
3725 die "you can't start a vm if it's a template\n" if is_template
($conf);
3727 check_lock
($conf) if !$skiplock;
3729 die "VM $vmid already running\n" if check_running
($vmid, undef, $migratedfrom);
3731 if (!$statefile && scalar(keys %{$conf->{pending
}})) {
3732 vmconfig_apply_pending
($vmid, $conf, $storecfg, 0);
3733 $conf = load_config
($vmid); # update/reload
3736 my $defaults = load_defaults
();
3738 # set environment variable useful inside network script
3739 $ENV{PVE_MIGRATED_FROM
} = $migratedfrom if $migratedfrom;
3741 my ($cmd, $vollist, $spice_port) = config_to_command
($storecfg, $vmid, $conf, $defaults, $forcemachine);
3743 my $migrate_port = 0;
3746 if ($statefile eq 'tcp') {
3747 my $localip = "localhost";
3748 my $datacenterconf = PVE
::Cluster
::cfs_read_file
('datacenter.cfg');
3749 if ($datacenterconf->{migration_unsecure
}) {
3750 my $nodename = PVE
::INotify
::nodename
();
3751 $localip = PVE
::Cluster
::remote_node_ip
($nodename, 1);
3753 $migrate_port = PVE
::Tools
::next_migrate_port
();
3754 $migrate_uri = "tcp:${localip}:${migrate_port}";
3755 push @$cmd, '-incoming', $migrate_uri;
3758 push @$cmd, '-loadstate', $statefile;
3765 for (my $i = 0; $i < $MAX_HOSTPCI_DEVICES; $i++) {
3766 my $d = parse_hostpci
($conf->{"hostpci$i"});
3768 my $pcidevices = $d->{pciid
};
3769 foreach my $pcidevice (@$pcidevices) {
3770 my $pciid = $pcidevice->{id
}.".".$pcidevice->{function
};
3772 my $info = pci_device_info
("0000:$pciid");
3773 die "IOMMU not present\n" if !check_iommu_support
();
3774 die "no pci device info for device '$pciid'\n" if !$info;
3776 if ($d->{driver
} && $d->{driver
} eq "vfio") {
3777 die "can't unbind/bind pci group to vfio '$pciid'\n" if !pci_dev_group_bind_to_vfio
($pciid);
3779 die "can't unbind/bind to stub pci device '$pciid'\n" if !pci_dev_bind_to_stub
($info);
3782 die "can't reset pci device '$pciid'\n" if $info->{has_fl_reset
} and !pci_dev_reset
($info);
3786 PVE
::Storage
::activate_volumes
($storecfg, $vollist);
3788 eval { run_command
($cmd, timeout
=> $statefile ?
undef : 30,
3791 die "start failed: $err" if $err;
3793 print "migration listens on $migrate_uri\n" if $migrate_uri;
3795 if ($statefile && $statefile ne 'tcp') {
3796 eval { vm_mon_cmd_nocheck
($vmid, "cont"); };
3800 if ($migratedfrom) {
3803 PVE
::QemuServer
::set_migration_caps
($vmid);
3808 print "spice listens on port $spice_port\n";
3809 if ($spice_ticket) {
3810 PVE
::QemuServer
::vm_mon_cmd_nocheck
($vmid, "set_password", protocol
=> 'spice', password
=> $spice_ticket);
3811 PVE
::QemuServer
::vm_mon_cmd_nocheck
($vmid, "expire_password", protocol
=> 'spice', time => "+30");
3817 if (!$statefile && (!defined($conf->{balloon
}) || $conf->{balloon
})) {
3818 vm_mon_cmd_nocheck
($vmid, "balloon", value
=> $conf->{balloon
}*1024*1024)
3819 if $conf->{balloon
};
3820 vm_mon_cmd_nocheck
($vmid, 'qom-set',
3821 path
=> "machine/peripheral/balloon0",
3822 property
=> "guest-stats-polling-interval",
3830 my ($vmid, $execute, %params) = @_;
3832 my $cmd = { execute
=> $execute, arguments
=> \
%params };
3833 vm_qmp_command
($vmid, $cmd);
3836 sub vm_mon_cmd_nocheck
{
3837 my ($vmid, $execute, %params) = @_;
3839 my $cmd = { execute
=> $execute, arguments
=> \
%params };
3840 vm_qmp_command
($vmid, $cmd, 1);
3843 sub vm_qmp_command
{
3844 my ($vmid, $cmd, $nocheck) = @_;
3849 if ($cmd->{arguments
} && $cmd->{arguments
}->{timeout
}) {
3850 $timeout = $cmd->{arguments
}->{timeout
};
3851 delete $cmd->{arguments
}->{timeout
};
3855 die "VM $vmid not running\n" if !check_running
($vmid, $nocheck);
3856 my $sname = qmp_socket
($vmid);
3857 if (-e
$sname) { # test if VM is reasonambe new and supports qmp/qga
3858 my $qmpclient = PVE
::QMPClient-
>new();
3860 $res = $qmpclient->cmd($vmid, $cmd, $timeout);
3861 } elsif (-e
"${var_run_tmpdir}/$vmid.mon") {
3862 die "can't execute complex command on old monitor - stop/start your vm to fix the problem\n"
3863 if scalar(%{$cmd->{arguments
}});
3864 vm_monitor_command
($vmid, $cmd->{execute
}, $nocheck);
3866 die "unable to open monitor socket\n";
3870 syslog
("err", "VM $vmid qmp command failed - $err");
3877 sub vm_human_monitor_command
{
3878 my ($vmid, $cmdline) = @_;
3883 execute
=> 'human-monitor-command',
3884 arguments
=> { 'command-line' => $cmdline},
3887 return vm_qmp_command
($vmid, $cmd);
3890 sub vm_commandline
{
3891 my ($storecfg, $vmid) = @_;
3893 my $conf = load_config
($vmid);
3895 my $defaults = load_defaults
();
3897 my $cmd = config_to_command
($storecfg, $vmid, $conf, $defaults);
3899 return join(' ', @$cmd);
3903 my ($vmid, $skiplock) = @_;
3905 lock_config
($vmid, sub {
3907 my $conf = load_config
($vmid);
3909 check_lock
($conf) if !$skiplock;
3911 vm_mon_cmd
($vmid, "system_reset");
3915 sub get_vm_volumes
{
3919 foreach_volid
($conf, sub {
3920 my ($volid, $is_cdrom) = @_;
3922 return if $volid =~ m
|^/|;
3924 my ($sid, $volname) = PVE
::Storage
::parse_volume_id
($volid, 1);
3927 push @$vollist, $volid;
3933 sub vm_stop_cleanup
{
3934 my ($storecfg, $vmid, $conf, $keepActive) = @_;
3937 fairsched_rmnod
($vmid); # try to destroy group
3940 my $vollist = get_vm_volumes
($conf);
3941 PVE
::Storage
::deactivate_volumes
($storecfg, $vollist);
3944 foreach my $ext (qw(mon qmp pid vnc qga)) {
3945 unlink "/var/run/qemu-server/${vmid}.$ext";
3948 warn $@ if $@; # avoid errors - just warn
3951 # Note: use $nockeck to skip tests if VM configuration file exists.
3952 # We need that when migration VMs to other nodes (files already moved)
3953 # Note: we set $keepActive in vzdump stop mode - volumes need to stay active
3955 my ($storecfg, $vmid, $skiplock, $nocheck, $timeout, $shutdown, $force, $keepActive, $migratedfrom) = @_;
3957 $force = 1 if !defined($force) && !$shutdown;
3960 my $pid = check_running
($vmid, $nocheck, $migratedfrom);
3961 kill 15, $pid if $pid;
3962 my $conf = load_config
($vmid, $migratedfrom);
3963 vm_stop_cleanup
($storecfg, $vmid, $conf, $keepActive);
3967 lock_config
($vmid, sub {
3969 my $pid = check_running
($vmid, $nocheck);
3974 $conf = load_config
($vmid);
3975 check_lock
($conf) if !$skiplock;
3976 if (!defined($timeout) && $shutdown && $conf->{startup
}) {
3977 my $opts = parse_startup
($conf->{startup
});
3978 $timeout = $opts->{down
} if $opts->{down
};
3982 $timeout = 60 if !defined($timeout);
3986 if (!$nocheck && $conf->{agent
}) {
3987 vm_qmp_command
($vmid, { execute
=> "guest-shutdown" }, $nocheck);
3989 vm_qmp_command
($vmid, { execute
=> "system_powerdown" }, $nocheck);
3992 vm_qmp_command
($vmid, { execute
=> "quit" }, $nocheck);
3999 while (($count < $timeout) && check_running
($vmid, $nocheck)) {
4004 if ($count >= $timeout) {
4006 warn "VM still running - terminating now with SIGTERM\n";
4009 die "VM quit/powerdown failed - got timeout\n";
4012 vm_stop_cleanup
($storecfg, $vmid, $conf, $keepActive) if $conf;
4017 warn "VM quit/powerdown failed - terminating now with SIGTERM\n";
4020 die "VM quit/powerdown failed\n";
4028 while (($count < $timeout) && check_running
($vmid, $nocheck)) {
4033 if ($count >= $timeout) {
4034 warn "VM still running - terminating now with SIGKILL\n";
4039 vm_stop_cleanup
($storecfg, $vmid, $conf, $keepActive) if $conf;
4044 my ($vmid, $skiplock) = @_;
4046 lock_config
($vmid, sub {
4048 my $conf = load_config
($vmid);
4050 check_lock
($conf) if !($skiplock || ($conf->{lock} && $conf->{lock} eq 'backup'));
4052 vm_mon_cmd
($vmid, "stop");
4057 my ($vmid, $skiplock) = @_;
4059 lock_config
($vmid, sub {
4061 my $conf = load_config
($vmid);
4063 check_lock
($conf) if !($skiplock || ($conf->{lock} && $conf->{lock} eq 'backup'));
4065 vm_mon_cmd
($vmid, "cont");
4070 my ($vmid, $skiplock, $key) = @_;
4072 lock_config
($vmid, sub {
4074 my $conf = load_config
($vmid);
4076 # there is no qmp command, so we use the human monitor command
4077 vm_human_monitor_command
($vmid, "sendkey $key");
4082 my ($storecfg, $vmid, $skiplock) = @_;
4084 lock_config
($vmid, sub {
4086 my $conf = load_config
($vmid);
4088 check_lock
($conf) if !$skiplock;
4090 if (!check_running
($vmid)) {
4091 fairsched_rmnod
($vmid); # try to destroy group
4092 destroy_vm
($storecfg, $vmid);
4094 die "VM $vmid is running - destroy failed\n";
4102 my ($filename, $buf) = @_;
4104 my $fh = IO
::File-
>new($filename, "w");
4105 return undef if !$fh;
4107 my $res = print $fh $buf;
4114 sub pci_device_info
{
4119 return undef if $name !~ m/^([a-f0-9]{4}):([a-f0-9]{2}):([a-f0-9]{2})\.([a-f0-9])$/;
4120 my ($domain, $bus, $slot, $func) = ($1, $2, $3, $4);
4122 my $irq = file_read_firstline
("$pcisysfs/devices/$name/irq");
4123 return undef if !defined($irq) || $irq !~ m/^\d+$/;
4125 my $vendor = file_read_firstline
("$pcisysfs/devices/$name/vendor");
4126 return undef if !defined($vendor) || $vendor !~ s/^0x//;
4128 my $product = file_read_firstline
("$pcisysfs/devices/$name/device");
4129 return undef if !defined($product) || $product !~ s/^0x//;
4134 product
=> $product,
4140 has_fl_reset
=> -f
"$pcisysfs/devices/$name/reset" || 0,
4149 my $name = $dev->{name
};
4151 my $fn = "$pcisysfs/devices/$name/reset";
4153 return file_write
($fn, "1");
4156 sub pci_dev_bind_to_stub
{
4159 my $name = $dev->{name
};
4161 my $testdir = "$pcisysfs/drivers/pci-stub/$name";
4162 return 1 if -d
$testdir;
4164 my $data = "$dev->{vendor} $dev->{product}";
4165 return undef if !file_write
("$pcisysfs/drivers/pci-stub/new_id", $data);
4167 my $fn = "$pcisysfs/devices/$name/driver/unbind";
4168 if (!file_write
($fn, $name)) {
4169 return undef if -f
$fn;
4172 $fn = "$pcisysfs/drivers/pci-stub/bind";
4173 if (! -d
$testdir) {
4174 return undef if !file_write
($fn, $name);
4180 sub pci_dev_bind_to_vfio
{
4183 my $name = $dev->{name
};
4185 my $vfio_basedir = "$pcisysfs/drivers/vfio-pci";
4187 if (!-d
$vfio_basedir) {
4188 system("/sbin/modprobe vfio-pci >/dev/null 2>/dev/null");
4190 die "Cannot find vfio-pci module!\n" if !-d
$vfio_basedir;
4192 my $testdir = "$vfio_basedir/$name";
4193 return 1 if -d
$testdir;
4195 my $data = "$dev->{vendor} $dev->{product}";
4196 return undef if !file_write
("$vfio_basedir/new_id", $data);
4198 my $fn = "$pcisysfs/devices/$name/driver/unbind";
4199 if (!file_write
($fn, $name)) {
4200 return undef if -f
$fn;
4203 $fn = "$vfio_basedir/bind";
4204 if (! -d
$testdir) {
4205 return undef if !file_write
($fn, $name);
4211 sub pci_dev_group_bind_to_vfio
{
4214 my $vfio_basedir = "$pcisysfs/drivers/vfio-pci";
4216 if (!-d
$vfio_basedir) {
4217 system("/sbin/modprobe vfio-pci >/dev/null 2>/dev/null");
4219 die "Cannot find vfio-pci module!\n" if !-d
$vfio_basedir;
4221 # get IOMMU group devices
4222 opendir(my $D, "$pcisysfs/devices/0000:$pciid/iommu_group/devices/") || die "Cannot open iommu_group: $!\n";
4223 my @devs = grep /^0000:/, readdir($D);
4226 foreach my $pciid (@devs) {
4227 $pciid =~ m/^([:\.\da-f]+)$/ or die "PCI ID $pciid not valid!\n";
4228 my $info = pci_device_info
($1);
4229 pci_dev_bind_to_vfio
($info) || die "Cannot bind $pciid to vfio\n";
4235 sub print_pci_addr
{
4236 my ($id, $bridges) = @_;
4240 piix3
=> { bus
=> 0, addr
=> 1 },
4241 #addr2 : first videocard
4242 balloon0
=> { bus
=> 0, addr
=> 3 },
4243 watchdog
=> { bus
=> 0, addr
=> 4 },
4244 scsihw0
=> { bus
=> 0, addr
=> 5 },
4245 scsihw1
=> { bus
=> 0, addr
=> 6 },
4246 ahci0
=> { bus
=> 0, addr
=> 7 },
4247 qga0
=> { bus
=> 0, addr
=> 8 },
4248 spice
=> { bus
=> 0, addr
=> 9 },
4249 virtio0
=> { bus
=> 0, addr
=> 10 },
4250 virtio1
=> { bus
=> 0, addr
=> 11 },
4251 virtio2
=> { bus
=> 0, addr
=> 12 },
4252 virtio3
=> { bus
=> 0, addr
=> 13 },
4253 virtio4
=> { bus
=> 0, addr
=> 14 },
4254 virtio5
=> { bus
=> 0, addr
=> 15 },
4255 hostpci0
=> { bus
=> 0, addr
=> 16 },
4256 hostpci1
=> { bus
=> 0, addr
=> 17 },
4257 net0
=> { bus
=> 0, addr
=> 18 },
4258 net1
=> { bus
=> 0, addr
=> 19 },
4259 net2
=> { bus
=> 0, addr
=> 20 },
4260 net3
=> { bus
=> 0, addr
=> 21 },
4261 net4
=> { bus
=> 0, addr
=> 22 },
4262 net5
=> { bus
=> 0, addr
=> 23 },
4263 vga1
=> { bus
=> 0, addr
=> 24 },
4264 vga2
=> { bus
=> 0, addr
=> 25 },
4265 vga3
=> { bus
=> 0, addr
=> 26 },
4266 hostpci2
=> { bus
=> 0, addr
=> 27 },
4267 hostpci3
=> { bus
=> 0, addr
=> 28 },
4268 #addr29 : usb-host (pve-usb.cfg)
4269 'pci.1' => { bus
=> 0, addr
=> 30 },
4270 'pci.2' => { bus
=> 0, addr
=> 31 },
4271 'net6' => { bus
=> 1, addr
=> 1 },
4272 'net7' => { bus
=> 1, addr
=> 2 },
4273 'net8' => { bus
=> 1, addr
=> 3 },
4274 'net9' => { bus
=> 1, addr
=> 4 },
4275 'net10' => { bus
=> 1, addr
=> 5 },
4276 'net11' => { bus
=> 1, addr
=> 6 },
4277 'net12' => { bus
=> 1, addr
=> 7 },
4278 'net13' => { bus
=> 1, addr
=> 8 },
4279 'net14' => { bus
=> 1, addr
=> 9 },
4280 'net15' => { bus
=> 1, addr
=> 10 },
4281 'net16' => { bus
=> 1, addr
=> 11 },
4282 'net17' => { bus
=> 1, addr
=> 12 },
4283 'net18' => { bus
=> 1, addr
=> 13 },
4284 'net19' => { bus
=> 1, addr
=> 14 },
4285 'net20' => { bus
=> 1, addr
=> 15 },
4286 'net21' => { bus
=> 1, addr
=> 16 },
4287 'net22' => { bus
=> 1, addr
=> 17 },
4288 'net23' => { bus
=> 1, addr
=> 18 },
4289 'net24' => { bus
=> 1, addr
=> 19 },
4290 'net25' => { bus
=> 1, addr
=> 20 },
4291 'net26' => { bus
=> 1, addr
=> 21 },
4292 'net27' => { bus
=> 1, addr
=> 22 },
4293 'net28' => { bus
=> 1, addr
=> 23 },
4294 'net29' => { bus
=> 1, addr
=> 24 },
4295 'net30' => { bus
=> 1, addr
=> 25 },
4296 'net31' => { bus
=> 1, addr
=> 26 },
4297 'virtio6' => { bus
=> 2, addr
=> 1 },
4298 'virtio7' => { bus
=> 2, addr
=> 2 },
4299 'virtio8' => { bus
=> 2, addr
=> 3 },
4300 'virtio9' => { bus
=> 2, addr
=> 4 },
4301 'virtio10' => { bus
=> 2, addr
=> 5 },
4302 'virtio11' => { bus
=> 2, addr
=> 6 },
4303 'virtio12' => { bus
=> 2, addr
=> 7 },
4304 'virtio13' => { bus
=> 2, addr
=> 8 },
4305 'virtio14' => { bus
=> 2, addr
=> 9 },
4306 'virtio15' => { bus
=> 2, addr
=> 10 },
4309 if (defined($devices->{$id}->{bus
}) && defined($devices->{$id}->{addr
})) {
4310 my $addr = sprintf("0x%x", $devices->{$id}->{addr
});
4311 my $bus = $devices->{$id}->{bus
};
4312 $res = ",bus=pci.$bus,addr=$addr";
4313 $bridges->{$bus} = 1 if $bridges;
4319 sub print_pcie_addr
{
4324 hostpci0
=> { bus
=> "ich9-pcie-port-1", addr
=> 0 },
4325 hostpci1
=> { bus
=> "ich9-pcie-port-2", addr
=> 0 },
4326 hostpci2
=> { bus
=> "ich9-pcie-port-3", addr
=> 0 },
4327 hostpci3
=> { bus
=> "ich9-pcie-port-4", addr
=> 0 },
4330 if (defined($devices->{$id}->{bus
}) && defined($devices->{$id}->{addr
})) {
4331 my $addr = sprintf("0x%x", $devices->{$id}->{addr
});
4332 my $bus = $devices->{$id}->{bus
};
4333 $res = ",bus=$bus,addr=$addr";
4339 # vzdump restore implementaion
4341 sub tar_archive_read_firstfile
{
4342 my $archive = shift;
4344 die "ERROR: file '$archive' does not exist\n" if ! -f
$archive;
4346 # try to detect archive type first
4347 my $pid = open (TMP
, "tar tf '$archive'|") ||
4348 die "unable to open file '$archive'\n";
4349 my $firstfile = <TMP
>;
4353 die "ERROR: archive contaions no data\n" if !$firstfile;
4359 sub tar_restore_cleanup
{
4360 my ($storecfg, $statfile) = @_;
4362 print STDERR
"starting cleanup\n";
4364 if (my $fd = IO
::File-
>new($statfile, "r")) {
4365 while (defined(my $line = <$fd>)) {
4366 if ($line =~ m/vzdump:([^\s:]*):(\S+)$/) {
4369 if ($volid =~ m
|^/|) {
4370 unlink $volid || die 'unlink failed\n';
4372 PVE
::Storage
::vdisk_free
($storecfg, $volid);
4374 print STDERR
"temporary volume '$volid' sucessfuly removed\n";
4376 print STDERR
"unable to cleanup '$volid' - $@" if $@;
4378 print STDERR
"unable to parse line in statfile - $line";
4385 sub restore_archive
{
4386 my ($archive, $vmid, $user, $opts) = @_;
4388 my $format = $opts->{format
};
4391 if ($archive =~ m/\.tgz$/ || $archive =~ m/\.tar\.gz$/) {
4392 $format = 'tar' if !$format;
4394 } elsif ($archive =~ m/\.tar$/) {
4395 $format = 'tar' if !$format;
4396 } elsif ($archive =~ m/.tar.lzo$/) {
4397 $format = 'tar' if !$format;
4399 } elsif ($archive =~ m/\.vma$/) {
4400 $format = 'vma' if !$format;
4401 } elsif ($archive =~ m/\.vma\.gz$/) {
4402 $format = 'vma' if !$format;
4404 } elsif ($archive =~ m/\.vma\.lzo$/) {
4405 $format = 'vma' if !$format;
4408 $format = 'vma' if !$format; # default
4411 # try to detect archive format
4412 if ($format eq 'tar') {
4413 return restore_tar_archive
($archive, $vmid, $user, $opts);
4415 return restore_vma_archive
($archive, $vmid, $user, $opts, $comp);
4419 sub restore_update_config_line
{
4420 my ($outfd, $cookie, $vmid, $map, $line, $unique) = @_;
4422 return if $line =~ m/^\#qmdump\#/;
4423 return if $line =~ m/^\#vzdump\#/;
4424 return if $line =~ m/^lock:/;
4425 return if $line =~ m/^unused\d+:/;
4426 return if $line =~ m/^parent:/;
4427 return if $line =~ m/^template:/; # restored VM is never a template
4429 if (($line =~ m/^(vlan(\d+)):\s*(\S+)\s*$/)) {
4430 # try to convert old 1.X settings
4431 my ($id, $ind, $ethcfg) = ($1, $2, $3);
4432 foreach my $devconfig (PVE
::Tools
::split_list
($ethcfg)) {
4433 my ($model, $macaddr) = split(/\=/, $devconfig);
4434 $macaddr = PVE
::Tools
::random_ether_addr
() if !$macaddr || $unique;
4437 bridge
=> "vmbr$ind",
4438 macaddr
=> $macaddr,
4440 my $netstr = print_net
($net);
4442 print $outfd "net$cookie->{netcount}: $netstr\n";
4443 $cookie->{netcount
}++;
4445 } elsif (($line =~ m/^(net\d+):\s*(\S+)\s*$/) && $unique) {
4446 my ($id, $netstr) = ($1, $2);
4447 my $net = parse_net
($netstr);
4448 $net->{macaddr
} = PVE
::Tools
::random_ether_addr
() if $net->{macaddr
};
4449 $netstr = print_net
($net);
4450 print $outfd "$id: $netstr\n";
4451 } elsif ($line =~ m/^((ide|scsi|virtio|sata)\d+):\s*(\S+)\s*$/) {
4454 if ($line =~ m/backup=no/) {
4455 print $outfd "#$line";
4456 } elsif ($virtdev && $map->{$virtdev}) {
4457 my $di = parse_drive
($virtdev, $value);
4458 delete $di->{format
}; # format can change on restore
4459 $di->{file
} = $map->{$virtdev};
4460 $value = print_drive
($vmid, $di);
4461 print $outfd "$virtdev: $value\n";
4471 my ($cfg, $vmid) = @_;
4473 my $info = PVE
::Storage
::vdisk_list
($cfg, undef, $vmid);
4475 my $volid_hash = {};
4476 foreach my $storeid (keys %$info) {
4477 foreach my $item (@{$info->{$storeid}}) {
4478 next if !($item->{volid
} && $item->{size
});
4479 $item->{path
} = PVE
::Storage
::path
($cfg, $item->{volid
});
4480 $volid_hash->{$item->{volid
}} = $item;
4487 sub get_used_paths
{
4488 my ($vmid, $storecfg, $conf, $scan_snapshots, $skip_drive) = @_;
4492 my $scan_config = sub {
4493 my ($cref, $snapname) = @_;
4495 foreach my $key (keys %$cref) {
4496 my $value = $cref->{$key};
4497 if (valid_drivename
($key)) {
4498 next if $skip_drive && $key eq $skip_drive;
4499 my $drive = parse_drive
($key, $value);
4500 next if !$drive || !$drive->{file
} || drive_is_cdrom
($drive);
4501 if ($drive->{file
} =~ m!^/!) {
4502 $used_path->{$drive->{file
}}++; # = 1;
4504 my ($storeid, $volname) = PVE
::Storage
::parse_volume_id
($drive->{file
}, 1);
4506 my $scfg = PVE
::Storage
::storage_config
($storecfg, $storeid, 1);
4508 my $path = PVE
::Storage
::path
($storecfg, $drive->{file
}, $snapname);
4509 $used_path->{$path}++; # = 1;
4515 &$scan_config($conf);
4519 if ($scan_snapshots) {
4520 foreach my $snapname (keys %{$conf->{snapshots
}}) {
4521 &$scan_config($conf->{snapshots
}->{$snapname}, $snapname);
4528 sub update_disksize
{
4529 my ($vmid, $conf, $volid_hash) = @_;
4535 # Note: it is allowed to define multiple storages with same path (alias), so
4536 # we need to check both 'volid' and real 'path' (two different volid can point
4537 # to the same path).
4542 foreach my $opt (keys %$conf) {
4543 if (valid_drivename
($opt)) {
4544 my $drive = parse_drive
($opt, $conf->{$opt});
4545 my $volid = $drive->{file
};
4548 $used->{$volid} = 1;
4549 if ($volid_hash->{$volid} &&
4550 (my $path = $volid_hash->{$volid}->{path
})) {
4551 $usedpath->{$path} = 1;
4554 next if drive_is_cdrom
($drive);
4555 next if !$volid_hash->{$volid};
4557 $drive->{size
} = $volid_hash->{$volid}->{size
};
4558 my $new = print_drive
($vmid, $drive);
4559 if ($new ne $conf->{$opt}) {
4561 $conf->{$opt} = $new;
4566 # remove 'unusedX' entry if volume is used
4567 foreach my $opt (keys %$conf) {
4568 next if $opt !~ m/^unused\d+$/;
4569 my $volid = $conf->{$opt};
4570 my $path = $volid_hash->{$volid}->{path
} if $volid_hash->{$volid};
4571 if ($used->{$volid} || ($path && $usedpath->{$path})) {
4573 delete $conf->{$opt};
4577 foreach my $volid (sort keys %$volid_hash) {
4578 next if $volid =~ m/vm-$vmid-state-/;
4579 next if $used->{$volid};
4580 my $path = $volid_hash->{$volid}->{path
};
4581 next if !$path; # just to be sure
4582 next if $usedpath->{$path};
4584 add_unused_volume
($conf, $volid);
4585 $usedpath->{$path} = 1; # avoid to add more than once (aliases)
4592 my ($vmid, $nolock) = @_;
4594 my $cfg = PVE
::Cluster
::cfs_read_file
("storage.cfg");
4596 my $volid_hash = scan_volids
($cfg, $vmid);
4598 my $updatefn = sub {
4601 my $conf = load_config
($vmid);
4606 foreach my $volid (keys %$volid_hash) {
4607 my $info = $volid_hash->{$volid};
4608 $vm_volids->{$volid} = $info if $info->{vmid
} && $info->{vmid
} == $vmid;
4611 my $changes = update_disksize
($vmid, $conf, $vm_volids);
4613 update_config_nolock
($vmid, $conf, 1) if $changes;
4616 if (defined($vmid)) {
4620 lock_config
($vmid, $updatefn, $vmid);
4623 my $vmlist = config_list
();
4624 foreach my $vmid (keys %$vmlist) {
4628 lock_config
($vmid, $updatefn, $vmid);
4634 sub restore_vma_archive
{
4635 my ($archive, $vmid, $user, $opts, $comp) = @_;
4637 my $input = $archive eq '-' ?
"<&STDIN" : undef;
4638 my $readfrom = $archive;
4643 my $qarchive = PVE
::Tools
::shellquote
($archive);
4644 if ($comp eq 'gzip') {
4645 $uncomp = "zcat $qarchive|";
4646 } elsif ($comp eq 'lzop') {
4647 $uncomp = "lzop -d -c $qarchive|";
4649 die "unknown compression method '$comp'\n";
4654 my $tmpdir = "/var/tmp/vzdumptmp$$";
4657 # disable interrupts (always do cleanups)
4658 local $SIG{INT
} = $SIG{TERM
} = $SIG{QUIT
} = $SIG{HUP
} = sub {
4659 warn "got interrupt - ignored\n";
4662 my $mapfifo = "/var/tmp/vzdumptmp$$.fifo";
4663 POSIX
::mkfifo
($mapfifo, 0600);
4666 my $openfifo = sub {
4667 open($fifofh, '>', $mapfifo) || die $!;
4670 my $cmd = "${uncomp}vma extract -v -r $mapfifo $readfrom $tmpdir";
4677 my $rpcenv = PVE
::RPCEnvironment
::get
();
4679 my $conffile = config_file
($vmid);
4680 my $tmpfn = "$conffile.$$.tmp";
4682 # Note: $oldconf is undef if VM does not exists
4683 my $oldconf = PVE
::Cluster
::cfs_read_file
(cfs_config_path
($vmid));
4685 my $print_devmap = sub {
4686 my $virtdev_hash = {};
4688 my $cfgfn = "$tmpdir/qemu-server.conf";
4690 # we can read the config - that is already extracted
4691 my $fh = IO
::File-
>new($cfgfn, "r") ||
4692 "unable to read qemu-server.conf - $!\n";
4694 while (defined(my $line = <$fh>)) {
4695 if ($line =~ m/^\#qmdump\#map:(\S+):(\S+):(\S*):(\S*):$/) {
4696 my ($virtdev, $devname, $storeid, $format) = ($1, $2, $3, $4);
4697 die "archive does not contain data for drive '$virtdev'\n"
4698 if !$devinfo->{$devname};
4699 if (defined($opts->{storage
})) {
4700 $storeid = $opts->{storage
} || 'local';
4701 } elsif (!$storeid) {
4704 $format = 'raw' if !$format;
4705 $devinfo->{$devname}->{devname
} = $devname;
4706 $devinfo->{$devname}->{virtdev
} = $virtdev;
4707 $devinfo->{$devname}->{format
} = $format;
4708 $devinfo->{$devname}->{storeid
} = $storeid;
4710 # check permission on storage
4711 my $pool = $opts->{pool
}; # todo: do we need that?
4712 if ($user ne 'root@pam') {
4713 $rpcenv->check($user, "/storage/$storeid", ['Datastore.AllocateSpace']);
4716 $virtdev_hash->{$virtdev} = $devinfo->{$devname};
4720 foreach my $devname (keys %$devinfo) {
4721 die "found no device mapping information for device '$devname'\n"
4722 if !$devinfo->{$devname}->{virtdev
};
4725 my $cfg = cfs_read_file
('storage.cfg');
4727 # create empty/temp config
4729 PVE
::Tools
::file_set_contents
($conffile, "memory: 128\n");
4730 foreach_drive
($oldconf, sub {
4731 my ($ds, $drive) = @_;
4733 return if drive_is_cdrom
($drive);
4735 my $volid = $drive->{file
};
4737 return if !$volid || $volid =~ m
|^/|;
4739 my ($path, $owner) = PVE
::Storage
::path
($cfg, $volid);
4740 return if !$path || !$owner || ($owner != $vmid);
4742 # Note: only delete disk we want to restore
4743 # other volumes will become unused
4744 if ($virtdev_hash->{$ds}) {
4745 PVE
::Storage
::vdisk_free
($cfg, $volid);
4751 foreach my $virtdev (sort keys %$virtdev_hash) {
4752 my $d = $virtdev_hash->{$virtdev};
4753 my $alloc_size = int(($d->{size
} + 1024 - 1)/1024);
4754 my $scfg = PVE
::Storage
::storage_config
($cfg, $d->{storeid
});
4756 # test if requested format is supported
4757 my ($defFormat, $validFormats) = PVE
::Storage
::storage_default_format
($cfg, $d->{storeid
});
4758 my $supported = grep { $_ eq $d->{format
} } @$validFormats;
4759 $d->{format
} = $defFormat if !$supported;
4761 my $volid = PVE
::Storage
::vdisk_alloc
($cfg, $d->{storeid
}, $vmid,
4762 $d->{format
}, undef, $alloc_size);
4763 print STDERR
"new volume ID is '$volid'\n";
4764 $d->{volid
} = $volid;
4765 my $path = PVE
::Storage
::path
($cfg, $volid);
4767 my $write_zeros = 1;
4768 # fixme: what other storages types initialize volumes with zero?
4769 if ($scfg->{type
} eq 'dir' || $scfg->{type
} eq 'nfs' || $scfg->{type
} eq 'glusterfs' ||
4770 $scfg->{type
} eq 'sheepdog' || $scfg->{type
} eq 'rbd') {
4774 print $fifofh "${write_zeros}:$d->{devname}=$path\n";
4776 print "map '$d->{devname}' to '$path' (write zeros = ${write_zeros})\n";
4777 $map->{$virtdev} = $volid;
4780 $fh->seek(0, 0) || die "seek failed - $!\n";
4782 my $outfd = new IO
::File
($tmpfn, "w") ||
4783 die "unable to write config for VM $vmid\n";
4785 my $cookie = { netcount
=> 0 };
4786 while (defined(my $line = <$fh>)) {
4787 restore_update_config_line
($outfd, $cookie, $vmid, $map, $line, $opts->{unique
});
4796 local $SIG{INT
} = $SIG{TERM
} = $SIG{QUIT
} = $SIG{HUP
} = $SIG{PIPE
} = sub {
4797 die "interrupted by signal\n";
4799 local $SIG{ALRM
} = sub { die "got timeout\n"; };
4801 $oldtimeout = alarm($timeout);
4808 if ($line =~ m/^DEV:\sdev_id=(\d+)\ssize:\s(\d+)\sdevname:\s(\S+)$/) {
4809 my ($dev_id, $size, $devname) = ($1, $2, $3);
4810 $devinfo->{$devname} = { size
=> $size, dev_id
=> $dev_id };
4811 } elsif ($line =~ m/^CTIME: /) {
4812 # we correctly received the vma config, so we can disable
4813 # the timeout now for disk allocation (set to 10 minutes, so
4814 # that we always timeout if something goes wrong)
4817 print $fifofh "done\n";
4818 my $tmp = $oldtimeout || 0;
4819 $oldtimeout = undef;
4825 print "restore vma archive: $cmd\n";
4826 run_command
($cmd, input
=> $input, outfunc
=> $parser, afterfork
=> $openfifo);
4830 alarm($oldtimeout) if $oldtimeout;
4838 my $cfg = cfs_read_file
('storage.cfg');
4839 foreach my $devname (keys %$devinfo) {
4840 my $volid = $devinfo->{$devname}->{volid
};
4843 if ($volid =~ m
|^/|) {
4844 unlink $volid || die 'unlink failed\n';
4846 PVE
::Storage
::vdisk_free
($cfg, $volid);
4848 print STDERR
"temporary volume '$volid' sucessfuly removed\n";
4850 print STDERR
"unable to cleanup '$volid' - $@" if $@;
4857 rename($tmpfn, $conffile) ||
4858 die "unable to commit configuration file '$conffile'\n";
4860 PVE
::Cluster
::cfs_update
(); # make sure we read new file
4862 eval { rescan
($vmid, 1); };
4866 sub restore_tar_archive
{
4867 my ($archive, $vmid, $user, $opts) = @_;
4869 if ($archive ne '-') {
4870 my $firstfile = tar_archive_read_firstfile
($archive);
4871 die "ERROR: file '$archive' dos not lock like a QemuServer vzdump backup\n"
4872 if $firstfile ne 'qemu-server.conf';
4875 my $storecfg = cfs_read_file
('storage.cfg');
4877 # destroy existing data - keep empty config
4878 my $vmcfgfn = PVE
::QemuServer
::config_file
($vmid);
4879 destroy_vm
($storecfg, $vmid, 1) if -f
$vmcfgfn;
4881 my $tocmd = "/usr/lib/qemu-server/qmextract";
4883 $tocmd .= " --storage " . PVE
::Tools
::shellquote
($opts->{storage
}) if $opts->{storage
};
4884 $tocmd .= " --pool " . PVE
::Tools
::shellquote
($opts->{pool
}) if $opts->{pool
};
4885 $tocmd .= ' --prealloc' if $opts->{prealloc
};
4886 $tocmd .= ' --info' if $opts->{info
};
4888 # tar option "xf" does not autodetect compression when read from STDIN,
4889 # so we pipe to zcat
4890 my $cmd = "zcat -f|tar xf " . PVE
::Tools
::shellquote
($archive) . " " .
4891 PVE
::Tools
::shellquote
("--to-command=$tocmd");
4893 my $tmpdir = "/var/tmp/vzdumptmp$$";
4896 local $ENV{VZDUMP_TMPDIR
} = $tmpdir;
4897 local $ENV{VZDUMP_VMID
} = $vmid;
4898 local $ENV{VZDUMP_USER
} = $user;
4900 my $conffile = config_file
($vmid);
4901 my $tmpfn = "$conffile.$$.tmp";
4903 # disable interrupts (always do cleanups)
4904 local $SIG{INT
} = $SIG{TERM
} = $SIG{QUIT
} = $SIG{HUP
} = sub {
4905 print STDERR
"got interrupt - ignored\n";
4910 local $SIG{INT
} = $SIG{TERM
} = $SIG{QUIT
} = $SIG{HUP
} = $SIG{PIPE
} = sub {
4911 die "interrupted by signal\n";
4914 if ($archive eq '-') {
4915 print "extracting archive from STDIN\n";
4916 run_command
($cmd, input
=> "<&STDIN");
4918 print "extracting archive '$archive'\n";
4922 return if $opts->{info
};
4926 my $statfile = "$tmpdir/qmrestore.stat";
4927 if (my $fd = IO
::File-
>new($statfile, "r")) {
4928 while (defined (my $line = <$fd>)) {
4929 if ($line =~ m/vzdump:([^\s:]*):(\S+)$/) {
4930 $map->{$1} = $2 if $1;
4932 print STDERR
"unable to parse line in statfile - $line\n";
4938 my $confsrc = "$tmpdir/qemu-server.conf";
4940 my $srcfd = new IO
::File
($confsrc, "r") ||
4941 die "unable to open file '$confsrc'\n";
4943 my $outfd = new IO
::File
($tmpfn, "w") ||
4944 die "unable to write config for VM $vmid\n";
4946 my $cookie = { netcount
=> 0 };
4947 while (defined (my $line = <$srcfd>)) {
4948 restore_update_config_line
($outfd, $cookie, $vmid, $map, $line, $opts->{unique
});
4960 tar_restore_cleanup
($storecfg, "$tmpdir/qmrestore.stat") if !$opts->{info
};
4967 rename $tmpfn, $conffile ||
4968 die "unable to commit configuration file '$conffile'\n";
4970 PVE
::Cluster
::cfs_update
(); # make sure we read new file
4972 eval { rescan
($vmid, 1); };
4977 # Internal snapshots
4979 # NOTE: Snapshot create/delete involves several non-atomic
4980 # action, and can take a long time.
4981 # So we try to avoid locking the file and use 'lock' variable
4982 # inside the config file instead.
4984 my $snapshot_copy_config = sub {
4985 my ($source, $dest) = @_;
4987 foreach my $k (keys %$source) {
4988 next if $k eq 'snapshots';
4989 next if $k eq 'snapstate';
4990 next if $k eq 'snaptime';
4991 next if $k eq 'vmstate';
4992 next if $k eq 'lock';
4993 next if $k eq 'digest';
4994 next if $k eq 'description';
4995 next if $k =~ m/^unused\d+$/;
4997 $dest->{$k} = $source->{$k};
5001 my $snapshot_apply_config = sub {
5002 my ($conf, $snap) = @_;
5004 # copy snapshot list
5006 snapshots
=> $conf->{snapshots
},
5009 # keep description and list of unused disks
5010 foreach my $k (keys %$conf) {
5011 next if !($k =~ m/^unused\d+$/ || $k eq 'description');
5012 $newconf->{$k} = $conf->{$k};
5015 &$snapshot_copy_config($snap, $newconf);
5020 sub foreach_writable_storage
{
5021 my ($conf, $func) = @_;
5025 foreach my $ds (keys %$conf) {
5026 next if !valid_drivename
($ds);
5028 my $drive = parse_drive
($ds, $conf->{$ds});
5030 next if drive_is_cdrom
($drive);
5032 my $volid = $drive->{file
};
5034 my ($sid, $volname) = PVE
::Storage
::parse_volume_id
($volid, 1);
5035 $sidhash->{$sid} = $sid if $sid;
5038 foreach my $sid (sort keys %$sidhash) {
5043 my $alloc_vmstate_volid = sub {
5044 my ($storecfg, $vmid, $conf, $snapname) = @_;
5046 # Note: we try to be smart when selecting a $target storage
5050 # search shared storage first
5051 foreach_writable_storage
($conf, sub {
5053 my $scfg = PVE
::Storage
::storage_config
($storecfg, $sid);
5054 return if !$scfg->{shared
};
5056 $target = $sid if !$target || $scfg->{path
}; # prefer file based storage
5060 # now search local storage
5061 foreach_writable_storage
($conf, sub {
5063 my $scfg = PVE
::Storage
::storage_config
($storecfg, $sid);
5064 return if $scfg->{shared
};
5066 $target = $sid if !$target || $scfg->{path
}; # prefer file based storage;
5070 $target = 'local' if !$target;
5072 my $driver_state_size = 500; # assume 32MB is enough to safe all driver state;
5073 # we abort live save after $conf->{memory}, so we need at max twice that space
5074 my $size = $conf->{memory
}*2 + $driver_state_size;
5076 my $name = "vm-$vmid-state-$snapname";
5077 my $scfg = PVE
::Storage
::storage_config
($storecfg, $target);
5078 $name .= ".raw" if $scfg->{path
}; # add filename extension for file base storage
5079 my $volid = PVE
::Storage
::vdisk_alloc
($storecfg, $target, $vmid, 'raw', $name, $size*1024);
5084 my $snapshot_prepare = sub {
5085 my ($vmid, $snapname, $save_vmstate, $comment) = @_;
5089 my $updatefn = sub {
5091 my $conf = load_config
($vmid);
5093 die "you can't take a snapshot if it's a template\n"
5094 if is_template
($conf);
5098 $conf->{lock} = 'snapshot';
5100 die "snapshot name '$snapname' already used\n"
5101 if defined($conf->{snapshots
}->{$snapname});
5103 my $storecfg = PVE
::Storage
::config
();
5104 die "snapshot feature is not available" if !has_feature
('snapshot', $conf, $storecfg);
5106 $snap = $conf->{snapshots
}->{$snapname} = {};
5108 if ($save_vmstate && check_running
($vmid)) {
5109 $snap->{vmstate
} = &$alloc_vmstate_volid($storecfg, $vmid, $conf, $snapname);
5112 &$snapshot_copy_config($conf, $snap);
5114 $snap->{snapstate
} = "prepare";
5115 $snap->{snaptime
} = time();
5116 $snap->{description
} = $comment if $comment;
5118 # always overwrite machine if we save vmstate. This makes sure we
5119 # can restore it later using correct machine type
5120 $snap->{machine
} = get_current_qemu_machine
($vmid) if $snap->{vmstate
};
5122 update_config_nolock
($vmid, $conf, 1);
5125 lock_config
($vmid, $updatefn);
5130 my $snapshot_commit = sub {
5131 my ($vmid, $snapname) = @_;
5133 my $updatefn = sub {
5135 my $conf = load_config
($vmid);
5137 die "missing snapshot lock\n"
5138 if !($conf->{lock} && $conf->{lock} eq 'snapshot');
5140 my $has_machine_config = defined($conf->{machine
});
5142 my $snap = $conf->{snapshots
}->{$snapname};
5144 die "snapshot '$snapname' does not exist\n" if !defined($snap);
5146 die "wrong snapshot state\n"
5147 if !($snap->{snapstate
} && $snap->{snapstate
} eq "prepare");
5149 delete $snap->{snapstate
};
5150 delete $conf->{lock};
5152 my $newconf = &$snapshot_apply_config($conf, $snap);
5154 delete $newconf->{machine
} if !$has_machine_config;
5156 $newconf->{parent
} = $snapname;
5158 update_config_nolock
($vmid, $newconf, 1);
5161 lock_config
($vmid, $updatefn);
5164 sub snapshot_rollback
{
5165 my ($vmid, $snapname) = @_;
5171 my $storecfg = PVE
::Storage
::config
();
5173 my $updatefn = sub {
5175 my $conf = load_config
($vmid);
5177 die "you can't rollback if vm is a template\n" if is_template
($conf);
5179 $snap = $conf->{snapshots
}->{$snapname};
5181 die "snapshot '$snapname' does not exist\n" if !defined($snap);
5183 die "unable to rollback to incomplete snapshot (snapstate = $snap->{snapstate})\n"
5184 if $snap->{snapstate
};
5188 vm_stop
($storecfg, $vmid, undef, undef, 5, undef, undef);
5191 die "unable to rollback vm $vmid: vm is running\n"
5192 if check_running
($vmid);
5195 $conf->{lock} = 'rollback';
5197 die "got wrong lock\n" if !($conf->{lock} && $conf->{lock} eq 'rollback');
5198 delete $conf->{lock};
5204 my $has_machine_config = defined($conf->{machine
});
5206 # copy snapshot config to current config
5207 $conf = &$snapshot_apply_config($conf, $snap);
5208 $conf->{parent
} = $snapname;
5210 # Note: old code did not store 'machine', so we try to be smart
5211 # and guess the snapshot was generated with kvm 1.4 (pc-i440fx-1.4).
5212 $forcemachine = $conf->{machine
} || 'pc-i440fx-1.4';
5213 # we remove the 'machine' configuration if not explicitly specified
5214 # in the original config.
5215 delete $conf->{machine
} if $snap->{vmstate
} && !$has_machine_config;
5218 update_config_nolock
($vmid, $conf, 1);
5220 if (!$prepare && $snap->{vmstate
}) {
5221 my $statefile = PVE
::Storage
::path
($storecfg, $snap->{vmstate
});
5222 vm_start
($storecfg, $vmid, $statefile, undef, undef, undef, $forcemachine);
5226 lock_config
($vmid, $updatefn);
5228 foreach_drive
($snap, sub {
5229 my ($ds, $drive) = @_;
5231 return if drive_is_cdrom
($drive);
5233 my $volid = $drive->{file
};
5234 my $device = "drive-$ds";
5236 PVE
::Storage
::volume_snapshot_rollback
($storecfg, $volid, $snapname);
5240 lock_config
($vmid, $updatefn);
5243 my $savevm_wait = sub {
5247 my $stat = vm_mon_cmd_nocheck
($vmid, "query-savevm");
5248 if (!$stat->{status
}) {
5249 die "savevm not active\n";
5250 } elsif ($stat->{status
} eq 'active') {
5253 } elsif ($stat->{status
} eq 'completed') {
5256 die "query-savevm returned status '$stat->{status}'\n";
5261 sub snapshot_create
{
5262 my ($vmid, $snapname, $save_vmstate, $comment) = @_;
5264 my $snap = &$snapshot_prepare($vmid, $snapname, $save_vmstate, $comment);
5266 $save_vmstate = 0 if !$snap->{vmstate
}; # vm is not running
5268 my $config = load_config
($vmid);
5270 my $running = check_running
($vmid);
5272 my $freezefs = $running && $config->{agent
};
5273 $freezefs = 0 if $snap->{vmstate
}; # not needed if we save RAM
5278 eval { vm_mon_cmd
($vmid, "guest-fsfreeze-freeze"); };
5279 warn "guest-fsfreeze-freeze problems - $@" if $@;
5283 # create internal snapshots of all drives
5285 my $storecfg = PVE
::Storage
::config
();
5288 if ($snap->{vmstate
}) {
5289 my $path = PVE
::Storage
::path
($storecfg, $snap->{vmstate
});
5290 vm_mon_cmd
($vmid, "savevm-start", statefile
=> $path);
5291 &$savevm_wait($vmid);
5293 vm_mon_cmd
($vmid, "savevm-start");
5297 foreach_drive
($snap, sub {
5298 my ($ds, $drive) = @_;
5300 return if drive_is_cdrom
($drive);
5302 my $volid = $drive->{file
};
5303 my $device = "drive-$ds";
5305 qemu_volume_snapshot
($vmid, $device, $storecfg, $volid, $snapname);
5306 $drivehash->{$ds} = 1;
5312 eval { vm_mon_cmd
($vmid, "savevm-end") };
5316 eval { vm_mon_cmd
($vmid, "guest-fsfreeze-thaw"); };
5317 warn "guest-fsfreeze-thaw problems - $@" if $@;
5320 # savevm-end is async, we need to wait
5322 my $stat = vm_mon_cmd_nocheck
($vmid, "query-savevm");
5323 if (!$stat->{bytes
}) {
5326 print "savevm not yet finished\n";
5334 warn "snapshot create failed: starting cleanup\n";
5335 eval { snapshot_delete
($vmid, $snapname, 0, $drivehash); };
5340 &$snapshot_commit($vmid, $snapname);
5343 # Note: $drivehash is only set when called from snapshot_create.
5344 sub snapshot_delete
{
5345 my ($vmid, $snapname, $force, $drivehash) = @_;
5352 my $unlink_parent = sub {
5353 my ($confref, $new_parent) = @_;
5355 if ($confref->{parent
} && $confref->{parent
} eq $snapname) {
5357 $confref->{parent
} = $new_parent;
5359 delete $confref->{parent
};
5364 my $updatefn = sub {
5365 my ($remove_drive) = @_;
5367 my $conf = load_config
($vmid);
5371 die "you can't delete a snapshot if vm is a template\n"
5372 if is_template
($conf);
5375 $snap = $conf->{snapshots
}->{$snapname};
5377 die "snapshot '$snapname' does not exist\n" if !defined($snap);
5379 # remove parent refs
5381 &$unlink_parent($conf, $snap->{parent
});
5382 foreach my $sn (keys %{$conf->{snapshots
}}) {
5383 next if $sn eq $snapname;
5384 &$unlink_parent($conf->{snapshots
}->{$sn}, $snap->{parent
});
5388 if ($remove_drive) {
5389 if ($remove_drive eq 'vmstate') {
5390 delete $snap->{$remove_drive};
5392 my $drive = parse_drive
($remove_drive, $snap->{$remove_drive});
5393 my $volid = $drive->{file
};
5394 delete $snap->{$remove_drive};
5395 add_unused_volume
($conf, $volid);
5400 $snap->{snapstate
} = 'delete';
5402 delete $conf->{snapshots
}->{$snapname};
5403 delete $conf->{lock} if $drivehash;
5404 foreach my $volid (@$unused) {
5405 add_unused_volume
($conf, $volid);
5409 update_config_nolock
($vmid, $conf, 1);
5412 lock_config
($vmid, $updatefn);
5414 # now remove vmstate file
5416 my $storecfg = PVE
::Storage
::config
();
5418 if ($snap->{vmstate
}) {
5419 eval { PVE
::Storage
::vdisk_free
($storecfg, $snap->{vmstate
}); };
5421 die $err if !$force;
5424 # save changes (remove vmstate from snapshot)
5425 lock_config
($vmid, $updatefn, 'vmstate') if !$force;
5428 # now remove all internal snapshots
5429 foreach_drive
($snap, sub {
5430 my ($ds, $drive) = @_;
5432 return if drive_is_cdrom
($drive);
5434 my $volid = $drive->{file
};
5435 my $device = "drive-$ds";
5437 if (!$drivehash || $drivehash->{$ds}) {
5438 eval { qemu_volume_snapshot_delete
($vmid, $device, $storecfg, $volid, $snapname); };
5440 die $err if !$force;
5445 # save changes (remove drive fron snapshot)
5446 lock_config
($vmid, $updatefn, $ds) if !$force;
5447 push @$unused, $volid;
5450 # now cleanup config
5452 lock_config
($vmid, $updatefn);
5456 my ($feature, $conf, $storecfg, $snapname, $running) = @_;
5459 foreach_drive
($conf, sub {
5460 my ($ds, $drive) = @_;
5462 return if drive_is_cdrom
($drive);
5463 my $volid = $drive->{file
};
5464 $err = 1 if !PVE
::Storage
::volume_has_feature
($storecfg, $feature, $volid, $snapname, $running);
5467 return $err ?
0 : 1;
5470 sub template_create
{
5471 my ($vmid, $conf, $disk) = @_;
5473 my $storecfg = PVE
::Storage
::config
();
5475 foreach_drive
($conf, sub {
5476 my ($ds, $drive) = @_;
5478 return if drive_is_cdrom
($drive);
5479 return if $disk && $ds ne $disk;
5481 my $volid = $drive->{file
};
5482 return if !PVE
::Storage
::volume_has_feature
($storecfg, 'template', $volid);
5484 my $voliddst = PVE
::Storage
::vdisk_create_base
($storecfg, $volid);
5485 $drive->{file
} = $voliddst;
5486 $conf->{$ds} = print_drive
($vmid, $drive);
5487 update_config_nolock
($vmid, $conf, 1);
5494 return 1 if defined $conf->{template
} && $conf->{template
} == 1;
5497 sub qemu_img_convert
{
5498 my ($src_volid, $dst_volid, $size, $snapname) = @_;
5500 my $storecfg = PVE
::Storage
::config
();
5501 my ($src_storeid, $src_volname) = PVE
::Storage
::parse_volume_id
($src_volid, 1);
5502 my ($dst_storeid, $dst_volname) = PVE
::Storage
::parse_volume_id
($dst_volid, 1);
5504 if ($src_storeid && $dst_storeid) {
5505 my $src_scfg = PVE
::Storage
::storage_config
($storecfg, $src_storeid);
5506 my $dst_scfg = PVE
::Storage
::storage_config
($storecfg, $dst_storeid);
5508 my $src_format = qemu_img_format
($src_scfg, $src_volname);
5509 my $dst_format = qemu_img_format
($dst_scfg, $dst_volname);
5511 my $src_path = PVE
::Storage
::path
($storecfg, $src_volid, $snapname);
5512 my $dst_path = PVE
::Storage
::path
($storecfg, $dst_volid);
5515 push @$cmd, '/usr/bin/qemu-img', 'convert', '-t', 'writeback', '-p', '-n';
5516 push @$cmd, '-s', $snapname if($snapname && $src_format eq "qcow2");
5517 push @$cmd, '-f', $src_format, '-O', $dst_format, $src_path, $dst_path;
5521 if($line =~ m/\((\S+)\/100\
%\)/){
5523 my $transferred = int($size * $percent / 100);
5524 my $remaining = $size - $transferred;
5526 print "transferred: $transferred bytes remaining: $remaining bytes total: $size bytes progression: $percent %\n";
5531 eval { run_command
($cmd, timeout
=> undef, outfunc
=> $parser); };
5533 die "copy failed: $err" if $err;
5537 sub qemu_img_format
{
5538 my ($scfg, $volname) = @_;
5540 if ($scfg->{path
} && $volname =~ m/\.(raw|qcow2|qed|vmdk)$/) {
5542 } elsif ($scfg->{type
} eq 'iscsi') {
5543 return "host_device";
5549 sub qemu_drive_mirror
{
5550 my ($vmid, $drive, $dst_volid, $vmiddst) = @_;
5557 my $storecfg = PVE
::Storage
::config
();
5558 my ($dst_storeid, $dst_volname) = PVE
::Storage
::parse_volume_id
($dst_volid);
5560 my $dst_scfg = PVE
::Storage
::storage_config
($storecfg, $dst_storeid);
5563 if ($dst_volname =~ m/\.(raw|qcow2)$/){
5567 my $dst_path = PVE
::Storage
::path
($storecfg, $dst_volid);
5569 my $opts = { timeout
=> 10, device
=> "drive-$drive", mode
=> "existing", sync
=> "full", target
=> $dst_path };
5570 $opts->{format
} = $format if $format;
5572 #fixme : sometime drive-mirror timeout, but works fine after.
5573 # (I have see the problem with big volume > 200GB), so we need to eval
5574 eval { vm_mon_cmd
($vmid, "drive-mirror", %$opts); };
5575 # ignore errors here
5579 my $stats = vm_mon_cmd
($vmid, "query-block-jobs");
5580 my $stat = @$stats[0];
5581 die "mirroring job seem to have die. Maybe do you have bad sectors?" if !$stat;
5582 die "error job is not mirroring" if $stat->{type
} ne "mirror";
5584 my $busy = $stat->{busy
};
5586 if (my $total = $stat->{len
}) {
5587 my $transferred = $stat->{offset
} || 0;
5588 my $remaining = $total - $transferred;
5589 my $percent = sprintf "%.2f", ($transferred * 100 / $total);
5591 print "transferred: $transferred bytes remaining: $remaining bytes total: $total bytes progression: $percent % busy: $busy\n";
5594 if ($stat->{len
} == $stat->{offset
}) {
5595 if ($busy eq 'false') {
5597 last if $vmiddst != $vmid;
5599 # try to switch the disk if source and destination are on the same guest
5600 eval { vm_mon_cmd
($vmid, "block-job-complete", device
=> "drive-$drive") };
5602 die $@ if $@ !~ m/cannot be completed/;
5605 if ($count > $maxwait) {
5606 # if too much writes to disk occurs at the end of migration
5607 #the disk needs to be freezed to be able to complete the migration
5608 vm_suspend
($vmid,1);
5613 $old_len = $stat->{offset
};
5617 vm_resume
($vmid, 1) if $frozen;
5622 my $cancel_job = sub {
5623 vm_mon_cmd
($vmid, "block-job-cancel", device
=> "drive-$drive");
5625 my $stats = vm_mon_cmd
($vmid, "query-block-jobs");
5626 my $stat = @$stats[0];
5633 eval { &$cancel_job(); };
5634 die "mirroring error: $err";
5637 if ($vmiddst != $vmid) {
5638 # if we clone a disk for a new target vm, we don't switch the disk
5639 &$cancel_job(); # so we call block-job-cancel
5644 my ($storecfg, $vmid, $running, $drivename, $drive, $snapname,
5645 $newvmid, $storage, $format, $full, $newvollist) = @_;
5650 print "create linked clone of drive $drivename ($drive->{file})\n";
5651 $newvolid = PVE
::Storage
::vdisk_clone
($storecfg, $drive->{file
}, $newvmid, $snapname);
5652 push @$newvollist, $newvolid;
5654 my ($storeid, $volname) = PVE
::Storage
::parse_volume_id
($drive->{file
});
5655 $storeid = $storage if $storage;
5657 my ($defFormat, $validFormats) = PVE
::Storage
::storage_default_format
($storecfg, $storeid);
5659 $format = $drive->{format
} || $defFormat;
5662 # test if requested format is supported - else use default
5663 my $supported = grep { $_ eq $format } @$validFormats;
5664 $format = $defFormat if !$supported;
5666 my ($size) = PVE
::Storage
::volume_size_info
($storecfg, $drive->{file
}, 3);
5668 print "create full clone of drive $drivename ($drive->{file})\n";
5669 $newvolid = PVE
::Storage
::vdisk_alloc
($storecfg, $storeid, $newvmid, $format, undef, ($size/1024));
5670 push @$newvollist, $newvolid;
5672 if (!$running || $snapname) {
5673 qemu_img_convert
($drive->{file
}, $newvolid, $size, $snapname);
5675 qemu_drive_mirror
($vmid, $drivename, $newvolid, $newvmid);
5679 my ($size) = PVE
::Storage
::volume_size_info
($storecfg, $newvolid, 3);
5682 $disk->{format
} = undef;
5683 $disk->{file
} = $newvolid;
5684 $disk->{size
} = $size;
5689 # this only works if VM is running
5690 sub get_current_qemu_machine
{
5693 my $cmd = { execute
=> 'query-machines', arguments
=> {} };
5694 my $res = PVE
::QemuServer
::vm_qmp_command
($vmid, $cmd);
5696 my ($current, $default);
5697 foreach my $e (@$res) {
5698 $default = $e->{name
} if $e->{'is-default'};
5699 $current = $e->{name
} if $e->{'is-current'};
5702 # fallback to the default machine if current is not supported by qemu
5703 return $current || $default || 'pc';
5710 dir_glob_foreach
("$pcisysfs/devices", '[a-f0-9]{4}:([a-f0-9]{2}:[a-f0-9]{2})\.([0-9])', sub {
5711 my (undef, $id, $function) = @_;
5712 my $res = { id
=> $id, function
=> $function};
5713 push @{$devices->{$id}}, $res;