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);
32 use PVE
::RPCEnvironment
;
33 use PVE
::QemuServer
::PCI
qw(print_pci_addr print_pcie_addr);
34 use PVE
::QemuServer
::Memory
;
35 use PVE
::QemuServer
::USB
qw(parse_usb_device);
36 use Time
::HiRes
qw(gettimeofday);
37 use File
::Copy
qw(copy);
40 my $OVMF_CODE = '/usr/share/kvm/OVMF_CODE-pure-efi.fd';
41 my $OVMF_VARS = '/usr/share/kvm/OVMF_VARS-pure-efi.fd';
43 my $qemu_snap_storage = {rbd
=> 1, sheepdog
=> 1};
45 my $cpuinfo = PVE
::ProcFSTools
::read_cpuinfo
();
47 # Note about locking: we use flock on the config file protect
48 # against concurent actions.
49 # Aditionaly, we have a 'lock' setting in the config file. This
50 # can be set to 'migrate', 'backup', 'snapshot' or 'rollback'. Most actions are not
51 # allowed when such lock is set. But you can ignore this kind of
52 # lock with the --skiplock flag.
54 cfs_register_file
('/qemu-server/',
58 PVE
::JSONSchema
::register_standard_option
('pve-qm-stateuri', {
59 description
=> "Some command save/restore state from this location.",
65 PVE
::JSONSchema
::register_standard_option
('pve-snapshot-name', {
66 description
=> "The name of the snapshot.",
67 type
=> 'string', format
=> 'pve-configid',
71 PVE
::JSONSchema
::register_standard_option
('pve-qm-image-format', {
73 enum
=> [qw(raw cow qcow qed qcow2 vmdk cloop)],
74 description
=> "The drive's backing file's data format.",
78 #no warnings 'redefine';
81 my ($controller, $vmid, $option, $value) = @_;
83 my $path = "/sys/fs/cgroup/$controller/qemu.slice/$vmid.scope/$option";
84 PVE
::ProcFSTools
::write_proc_entry
($path, $value);
88 my $nodename = PVE
::INotify
::nodename
();
90 mkdir "/etc/pve/nodes/$nodename";
91 my $confdir = "/etc/pve/nodes/$nodename/qemu-server";
94 my $var_run_tmpdir = "/var/run/qemu-server";
95 mkdir $var_run_tmpdir;
97 my $lock_dir = "/var/lock/qemu-server";
100 my $pcisysfs = "/sys/bus/pci";
102 my $cpu_vendor_list = {
104 486 => 'GenuineIntel',
105 pentium
=> 'GenuineIntel',
106 pentium2
=> 'GenuineIntel',
107 pentium3
=> 'GenuineIntel',
108 coreduo
=> 'GenuineIntel',
109 core2duo
=> 'GenuineIntel',
110 Conroe
=> 'GenuineIntel',
111 Penryn
=> 'GenuineIntel',
112 Nehalem
=> 'GenuineIntel',
113 'Nehalem-IBRS' => 'GenuineIntel',
114 Westmere
=> 'GenuineIntel',
115 'Westmere-IBRS' => 'GenuineIntel',
116 SandyBridge
=> 'GenuineIntel',
117 'SandyBridge-IBRS' => 'GenuineIntel',
118 IvyBridge
=> 'GenuineIntel',
119 'IvyBridge-IBRS' => 'GenuineIntel',
120 Haswell
=> 'GenuineIntel',
121 'Haswell-IBRS' => 'GenuineIntel',
122 'Haswell-noTSX' => 'GenuineIntel',
123 'Haswell-noTSX-IBRS' => 'GenuineIntel',
124 Broadwell
=> 'GenuineIntel',
125 'Broadwell-IBRS' => 'GenuineIntel',
126 'Broadwell-noTSX' => 'GenuineIntel',
127 'Broadwell-noTSX-IBRS' => 'GenuineIntel',
128 'Skylake-Client' => 'GenuineIntel',
129 'Skylake-Client-IBRS' => 'GenuineIntel',
130 'Skylake-Server' => 'GenuineIntel',
131 'Skylake-Server-IBRS' => 'GenuineIntel',
134 athlon
=> 'AuthenticAMD',
135 phenom
=> 'AuthenticAMD',
136 Opteron_G1
=> 'AuthenticAMD',
137 Opteron_G2
=> 'AuthenticAMD',
138 Opteron_G3
=> 'AuthenticAMD',
139 Opteron_G4
=> 'AuthenticAMD',
140 Opteron_G5
=> 'AuthenticAMD',
142 # generic types, use vendor from host node
151 my $cpu_flag = qr/[+-](pcid|spec-ctrl)/;
155 description
=> "Emulated CPU type.",
157 enum
=> [ sort { "\L$a" cmp "\L$b" } keys %$cpu_vendor_list ],
162 description
=> "Do not identify as a KVM virtual machine.",
168 description
=> "List of additional CPU flags separated by ';'."
169 . " Use '+FLAG' to enable, '-FLAG' to disable a flag."
170 . " Currently supported flags: 'pcid', 'spec-ctrl'.",
171 format_description
=> '+FLAG[;-FLAG...]',
173 pattern
=> qr/$cpu_flag(;$cpu_flag)*/,
182 enum
=> [qw(i6300esb ib700)],
183 description
=> "Watchdog type to emulate.",
184 default => 'i6300esb',
189 enum
=> [qw(reset shutdown poweroff pause debug none)],
190 description
=> "The action to perform if after activation the guest fails to poll the watchdog in time.",
194 PVE
::JSONSchema
::register_format
('pve-qm-watchdog', $watchdog_fmt);
200 description
=> "Specifies whether a VM will be started during system bootup.",
206 description
=> "Automatic restart after crash (currently ignored).",
211 type
=> 'string', format
=> 'pve-hotplug-features',
212 description
=> "Selectively enable hotplug features. This is a comma separated list of hotplug features: 'network', 'disk', 'cpu', 'memory' and 'usb'. Use '0' to disable hotplug completely. Value '1' is an alias for the default 'network,disk,usb'.",
213 default => 'network,disk,usb',
218 description
=> "Allow reboot. If set to '0' the VM exit on reboot.",
224 description
=> "Lock/unlock the VM.",
225 enum
=> [qw(migrate backup snapshot rollback)],
230 description
=> "Limit of CPU usage.",
231 verbose_description
=> "Limit of CPU usage.\n\nNOTE: If the computer has 2 CPUs, it has total of '2' CPU time. Value '0' indicates no CPU limit.",
239 description
=> "CPU weight for a VM.",
240 verbose_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.",
248 description
=> "Amount of RAM for the VM in MB. This is the maximum available memory when you use the balloon device.",
255 description
=> "Amount of target RAM for the VM in MB. Using zero disables the ballon driver.",
261 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",
269 description
=> "Keybord layout for vnc server. Default is read from the '/etc/pve/datacenter.conf' configuration file.".
270 "It should not be necessary to set it.",
271 enum
=> PVE
::Tools
::kvmkeymaplist
(),
276 type
=> 'string', format
=> 'dns-name',
277 description
=> "Set a name for the VM. Only used on the configuration web interface.",
282 description
=> "SCSI controller model",
283 enum
=> [qw(lsi lsi53c810 virtio-scsi-pci virtio-scsi-single megasas pvscsi)],
289 description
=> "Description for the VM. Only used on the configuration web interface. This is saved as comment inside the configuration file.",
294 enum
=> [qw(other wxp w2k w2k3 w2k8 wvista win7 win8 win10 l24 l26 solaris)],
295 description
=> "Specify guest operating system.",
296 verbose_description
=> <<EODESC,
297 Specify guest operating system. This is used to enable special
298 optimization/features for specific operating systems:
301 other;; unspecified OS
302 wxp;; Microsoft Windows XP
303 w2k;; Microsoft Windows 2000
304 w2k3;; Microsoft Windows 2003
305 w2k8;; Microsoft Windows 2008
306 wvista;; Microsoft Windows Vista
307 win7;; Microsoft Windows 7
308 win8;; Microsoft Windows 8/2012/2012r2
309 win10;; Microsoft Windows 10/2016
310 l24;; Linux 2.4 Kernel
311 l26;; Linux 2.6/3.X Kernel
312 solaris;; Solaris/OpenSolaris/OpenIndiania kernel
318 description
=> "Boot on floppy (a), hard disk (c), CD-ROM (d), or network (n).",
319 pattern
=> '[acdn]{1,4}',
324 type
=> 'string', format
=> 'pve-qm-bootdisk',
325 description
=> "Enable booting from specified disk.",
326 pattern
=> '(ide|sata|scsi|virtio)\d+',
331 description
=> "The number of CPUs. Please use option -sockets instead.",
338 description
=> "The number of CPU sockets.",
345 description
=> "The number of cores per socket.",
352 description
=> "Enable/disable NUMA.",
358 description
=> "Enable/disable hugepages memory.",
359 enum
=> [qw(any 2 1024)],
364 description
=> "Number of hotplugged vcpus.",
371 description
=> "Enable/disable ACPI.",
377 description
=> "Enable/disable Qemu GuestAgent.",
383 description
=> "Enable/disable KVM hardware virtualization.",
389 description
=> "Enable/disable time drift fix.",
395 description
=> "Set the real time clock to local time. This is enabled by default if ostype indicates a Microsoft OS.",
400 description
=> "Freeze CPU at startup (use 'c' monitor command to start execution).",
405 description
=> "Select the VGA type.",
406 verbose_description
=> "Select the VGA type. If you want to use high resolution" .
407 " modes (>= 1280x1024x16) then you should use the options " .
408 "'std' or 'vmware'. Default is 'std' for win8/win7/w2k8, and " .
409 "'cirrus' for other OS types. The 'qxl' option enables the SPICE " .
410 "display sever. For win* OS you can select how many independent " .
411 "displays you want, Linux guests can add displays them self. " .
412 "You can also run without any graphic card, using a serial device" .
414 enum
=> [qw(std cirrus vmware qxl serial0 serial1 serial2 serial3 qxl2 qxl3 qxl4)],
418 type
=> 'string', format
=> 'pve-qm-watchdog',
419 description
=> "Create a virtual hardware watchdog device.",
420 verbose_description
=> "Create a virtual hardware watchdog device. Once enabled" .
421 " (by a guest action), the watchdog must be periodically polled " .
422 "by an agent inside the guest or else the watchdog will reset " .
423 "the guest (or execute the respective action specified)",
428 typetext
=> "(now | YYYY-MM-DD | YYYY-MM-DDTHH:MM:SS)",
429 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'.",
430 pattern
=> '(now|\d{4}-\d{1,2}-\d{1,2}(T\d{1,2}:\d{1,2}:\d{1,2})?)',
433 startup
=> get_standard_option
('pve-startup-order'),
437 description
=> "Enable/disable Template.",
443 description
=> "Arbitrary arguments passed to kvm.",
444 verbose_description
=> <<EODESCR,
445 Arbitrary arguments passed to kvm, for example:
447 args: -no-reboot -no-hpet
449 NOTE: this option is for experts only.
456 description
=> "Enable/disable the USB tablet device.",
457 verbose_description
=> "Enable/disable the USB tablet device. This device is " .
458 "usually needed to allow absolute mouse positioning with VNC. " .
459 "Else the mouse runs out of sync with normal VNC clients. " .
460 "If you're running lots of console-only guests on one host, " .
461 "you may consider disabling this to save some context switches. " .
462 "This is turned off by default if you use spice (-vga=qxl).",
467 description
=> "Set maximum speed (in MB/s) for migrations. Value 0 is no limit.",
471 migrate_downtime
=> {
474 description
=> "Set maximum tolerated downtime (in seconds) for migrations.",
480 type
=> 'string', format
=> 'pve-qm-ide',
481 typetext
=> '<volume>',
482 description
=> "This is an alias for option -ide2",
486 description
=> "Emulated CPU type.",
490 parent
=> get_standard_option
('pve-snapshot-name', {
492 description
=> "Parent snapshot name. This is used internally, and should not be modified.",
496 description
=> "Timestamp for snapshots.",
502 type
=> 'string', format
=> 'pve-volume-id',
503 description
=> "Reference to a volume which stores the VM state. This is used internally for snapshots.",
505 vmstatestorage
=> get_standard_option
('pve-storage-id', {
506 description
=> "Default storage for VM state volumes/files.",
510 description
=> "Specific the Qemu machine type.",
512 pattern
=> '(pc|pc(-i440fx)?-\d+\.\d+(\.pxe)?|q35|pc-q35-\d+\.\d+(\.pxe)?)',
517 description
=> "Specify SMBIOS type 1 fields.",
518 type
=> 'string', format
=> 'pve-qm-smbios1',
525 description
=> "Sets the protection flag of the VM. This will disable the remove VM and remove disk operations.",
531 enum
=> [ qw(seabios ovmf) ],
532 description
=> "Select BIOS implementation.",
533 default => 'seabios',
537 # what about other qemu settings ?
539 #machine => 'string',
552 ##soundhw => 'string',
554 while (my ($k, $v) = each %$confdesc) {
555 PVE
::JSONSchema
::register_standard_option
("pve-qm-$k", $v);
558 my $MAX_IDE_DISKS = 4;
559 my $MAX_SCSI_DISKS = 14;
560 my $MAX_VIRTIO_DISKS = 16;
561 my $MAX_SATA_DISKS = 6;
562 my $MAX_USB_DEVICES = 5;
564 my $MAX_UNUSED_DISKS = 8;
565 my $MAX_HOSTPCI_DEVICES = 4;
566 my $MAX_SERIAL_PORTS = 4;
567 my $MAX_PARALLEL_PORTS = 3;
573 pattern
=> qr/\d+(?:-\d+)?(?:;\d+(?:-\d+)?)*/,
574 description
=> "CPUs accessing this NUMA node.",
575 format_description
=> "id[-id];...",
579 description
=> "Amount of memory this NUMA node provides.",
584 pattern
=> qr/\d+(?:-\d+)?(?:;\d+(?:-\d+)?)*/,
585 description
=> "Host NUMA nodes to use.",
586 format_description
=> "id[-id];...",
591 enum
=> [qw(preferred bind interleave)],
592 description
=> "NUMA allocation policy.",
596 PVE
::JSONSchema
::register_format
('pve-qm-numanode', $numa_fmt);
599 type
=> 'string', format
=> $numa_fmt,
600 description
=> "NUMA topology.",
602 PVE
::JSONSchema
::register_standard_option
("pve-qm-numanode", $numadesc);
604 for (my $i = 0; $i < $MAX_NUMA; $i++) {
605 $confdesc->{"numa$i"} = $numadesc;
608 my $nic_model_list = ['rtl8139', 'ne2k_pci', 'e1000', 'pcnet', 'virtio',
609 'ne2k_isa', 'i82551', 'i82557b', 'i82559er', 'vmxnet3',
610 'e1000-82540em', 'e1000-82544gc', 'e1000-82545em'];
611 my $nic_model_list_txt = join(' ', sort @$nic_model_list);
613 my $net_fmt_bridge_descr = <<__EOD__;
614 Bridge to attach the network device to. The Proxmox VE standard bridge
617 If you do not specify a bridge, we create a kvm user (NATed) network
618 device, which provides DHCP and DNS services. The following addresses
625 The DHCP server assign addresses to the guest starting from 10.0.2.15.
631 pattern
=> qr/[0-9a-f]{2}(?::[0-9a-f]{2}){5}/i,
632 description
=> "MAC address. That address must be unique withing your network. This is automatically generated if not specified.",
633 format_description
=> "XX:XX:XX:XX:XX:XX",
638 description
=> "Network Card Model. The 'virtio' model provides the best performance with very low CPU overhead. If your guest does not support this driver, it is usually best to use 'e1000'.",
639 enum
=> $nic_model_list,
642 (map { $_ => { keyAlias
=> 'model', alias
=> 'macaddr' }} @$nic_model_list),
645 description
=> $net_fmt_bridge_descr,
646 format_description
=> 'bridge',
651 minimum
=> 0, maximum
=> 16,
652 description
=> 'Number of packet queues to be used on the device.',
658 description
=> "Rate limit in mbps (megabytes per second) as floating point number.",
663 minimum
=> 1, maximum
=> 4094,
664 description
=> 'VLAN tag to apply to packets on this interface.',
669 pattern
=> qr/\d+(?:-\d+)?(?:;\d+(?:-\d+)?)*/,
670 description
=> 'VLAN trunks to pass through this interface.',
671 format_description
=> 'vlanid[;vlanid...]',
676 description
=> 'Whether this interface should be protected by the firewall.',
681 description
=> 'Whether this interface should be disconnected (like pulling the plug).',
688 type
=> 'string', format
=> $net_fmt,
689 description
=> "Specify network devices.",
692 PVE
::JSONSchema
::register_standard_option
("pve-qm-net", $netdesc);
694 for (my $i = 0; $i < $MAX_NETS; $i++) {
695 $confdesc->{"net$i"} = $netdesc;
698 PVE
::JSONSchema
::register_format
('pve-volume-id-or-qm-path', \
&verify_volume_id_or_qm_path
);
699 sub verify_volume_id_or_qm_path
{
700 my ($volid, $noerr) = @_;
702 if ($volid eq 'none' || $volid eq 'cdrom' || $volid =~ m
|^/|) {
706 # if its neither 'none' nor 'cdrom' nor a path, check if its a volume-id
707 $volid = eval { PVE
::JSONSchema
::check_format
('pve-volume-id', $volid, '') };
709 return undef if $noerr;
717 my %drivedesc_base = (
718 volume
=> { alias
=> 'file' },
721 format
=> 'pve-volume-id-or-qm-path',
723 format_description
=> 'volume',
724 description
=> "The drive's backing volume.",
728 enum
=> [qw(cdrom disk)],
729 description
=> "The drive's media type.",
735 description
=> "Force the drive's physical geometry to have a specific cylinder count.",
740 description
=> "Force the drive's physical geometry to have a specific head count.",
745 description
=> "Force the drive's physical geometry to have a specific sector count.",
750 enum
=> [qw(none lba auto)],
751 description
=> "Force disk geometry bios translation mode.",
756 description
=> "Controls qemu's snapshot mode feature."
757 . " If activated, changes made to the disk are temporary and will"
758 . " be discarded when the VM is shutdown.",
763 enum
=> [qw(none writethrough writeback unsafe directsync)],
764 description
=> "The drive's cache mode",
767 format
=> get_standard_option
('pve-qm-image-format'),
770 format
=> 'disk-size',
771 format_description
=> 'DiskSize',
772 description
=> "Disk size. This is purely informational and has no effect.",
777 description
=> "Whether the drive should be included when making backups.",
782 description
=> 'Whether the drive should considered for replication jobs.',
788 enum
=> [qw(ignore report stop)],
789 description
=> 'Read error action.',
794 enum
=> [qw(enospc ignore report stop)],
795 description
=> 'Write error action.',
800 enum
=> [qw(native threads)],
801 description
=> 'AIO type to use.',
806 enum
=> [qw(ignore on)],
807 description
=> 'Controls whether to pass discard/trim requests to the underlying storage.',
812 description
=> 'Controls whether to detect and try to optimize writes of zeroes.',
817 format
=> 'urlencoded',
818 format_description
=> 'serial',
819 maxLength
=> 20*3, # *3 since it's %xx url enoded
820 description
=> "The drive's reported serial number, url-encoded, up to 20 bytes long.",
825 description
=> 'Mark this locally-managed volume as available on all nodes',
826 verbose_description
=> "Mark this locally-managed volume as available on all nodes.\n\nWARNING: This option does not share the volume automatically, it assumes it is shared already!",
832 my %iothread_fmt = ( iothread
=> {
834 description
=> "Whether to use iothreads for this drive",
841 format
=> 'urlencoded',
842 format_description
=> 'model',
843 maxLength
=> 40*3, # *3 since it's %xx url enoded
844 description
=> "The drive's reported model name, url-encoded, up to 40 bytes long.",
852 description
=> "Number of queues.",
858 my %scsiblock_fmt = (
861 description
=> "whether to use scsi-block for full passthrough of host block device\n\nWARNING: can lead to I/O errors in combination with low memory or high memory fragmentation on host",
867 my $add_throttle_desc = sub {
868 my ($key, $type, $what, $unit, $longunit, $minimum) = @_;
871 format_description
=> $unit,
872 description
=> "Maximum $what in $longunit.",
875 $d->{minimum
} = $minimum if defined($minimum);
876 $drivedesc_base{$key} = $d;
878 # throughput: (leaky bucket)
879 $add_throttle_desc->('bps', 'integer', 'r/w speed', 'bps', 'bytes per second');
880 $add_throttle_desc->('bps_rd', 'integer', 'read speed', 'bps', 'bytes per second');
881 $add_throttle_desc->('bps_wr', 'integer', 'write speed', 'bps', 'bytes per second');
882 $add_throttle_desc->('mbps', 'number', 'r/w speed', 'mbps', 'megabytes per second');
883 $add_throttle_desc->('mbps_rd', 'number', 'read speed', 'mbps', 'megabytes per second');
884 $add_throttle_desc->('mbps_wr', 'number', 'write speed', 'mbps', 'megabytes per second');
885 $add_throttle_desc->('iops', 'integer', 'r/w I/O', 'iops', 'operations per second');
886 $add_throttle_desc->('iops_rd', 'integer', 'read I/O', 'iops', 'operations per second');
887 $add_throttle_desc->('iops_wr', 'integer', 'write I/O', 'iops', 'operations per second');
889 # pools: (pool of IO before throttling starts taking effect)
890 $add_throttle_desc->('mbps_max', 'number', 'unthrottled r/w pool', 'mbps', 'megabytes per second');
891 $add_throttle_desc->('mbps_rd_max', 'number', 'unthrottled read pool', 'mbps', 'megabytes per second');
892 $add_throttle_desc->('mbps_wr_max', 'number', 'unthrottled write pool', 'mbps', 'megabytes per second');
893 $add_throttle_desc->('iops_max', 'integer', 'unthrottled r/w I/O pool', 'iops', 'operations per second');
894 $add_throttle_desc->('iops_rd_max', 'integer', 'unthrottled read I/O pool', 'iops', 'operations per second');
895 $add_throttle_desc->('iops_wr_max', 'integer', 'unthrottled write I/O pool', 'iops', 'operations per second');
898 $add_throttle_desc->('bps_max_length', 'integer', 'length of I/O bursts', 'seconds', 'seconds', 1);
899 $add_throttle_desc->('bps_rd_max_length', 'integer', 'length of read I/O bursts', 'seconds', 'seconds', 1);
900 $add_throttle_desc->('bps_wr_max_length', 'integer', 'length of write I/O bursts', 'seconds', 'seconds', 1);
901 $add_throttle_desc->('iops_max_length', 'integer', 'length of I/O bursts', 'seconds', 'seconds', 1);
902 $add_throttle_desc->('iops_rd_max_length', 'integer', 'length of read I/O bursts', 'seconds', 'seconds', 1);
903 $add_throttle_desc->('iops_wr_max_length', 'integer', 'length of write I/O bursts', 'seconds', 'seconds', 1);
906 $drivedesc_base{'bps_rd_length'} = { alias
=> 'bps_rd_max_length' };
907 $drivedesc_base{'bps_wr_length'} = { alias
=> 'bps_wr_max_length' };
908 $drivedesc_base{'iops_rd_length'} = { alias
=> 'iops_rd_max_length' };
909 $drivedesc_base{'iops_wr_length'} = { alias
=> 'iops_wr_max_length' };
915 PVE
::JSONSchema
::register_format
("pve-qm-ide", $ide_fmt);
919 type
=> 'string', format
=> $ide_fmt,
920 description
=> "Use volume as IDE hard disk or CD-ROM (n is 0 to " .($MAX_IDE_DISKS -1) . ").",
922 PVE
::JSONSchema
::register_standard_option
("pve-qm-ide", $idedesc);
932 type
=> 'string', format
=> $scsi_fmt,
933 description
=> "Use volume as SCSI hard disk or CD-ROM (n is 0 to " . ($MAX_SCSI_DISKS - 1) . ").",
935 PVE
::JSONSchema
::register_standard_option
("pve-qm-scsi", $scsidesc);
942 type
=> 'string', format
=> $sata_fmt,
943 description
=> "Use volume as SATA hard disk or CD-ROM (n is 0 to " . ($MAX_SATA_DISKS - 1). ").",
945 PVE
::JSONSchema
::register_standard_option
("pve-qm-sata", $satadesc);
953 type
=> 'string', format
=> $virtio_fmt,
954 description
=> "Use volume as VIRTIO hard disk (n is 0 to " . ($MAX_VIRTIO_DISKS - 1) . ").",
956 PVE
::JSONSchema
::register_standard_option
("pve-qm-virtio", $virtiodesc);
967 volume
=> { alias
=> 'file' },
970 format
=> 'pve-volume-id-or-qm-path',
972 format_description
=> 'volume',
973 description
=> "The drive's backing volume.",
975 format
=> get_standard_option
('pve-qm-image-format'),
978 format
=> 'disk-size',
979 format_description
=> 'DiskSize',
980 description
=> "Disk size. This is purely informational and has no effect.",
987 type
=> 'string', format
=> $efidisk_fmt,
988 description
=> "Configure a Disk for storing EFI vars",
991 PVE
::JSONSchema
::register_standard_option
("pve-qm-efidisk", $efidisk_desc);
996 type
=> 'string', format
=> 'pve-qm-usb-device',
997 format_description
=> 'HOSTUSBDEVICE|spice',
998 description
=> <<EODESCR,
999 The Host USB device or port or the value 'spice'. HOSTUSBDEVICE syntax is:
1001 'bus-port(.port)*' (decimal numbers) or
1002 'vendor_id:product_id' (hexadeciaml numbers) or
1005 You can use the 'lsusb -t' command to list existing usb devices.
1007 NOTE: This option allows direct access to host hardware. So it is no longer possible to migrate such machines - use with special care.
1009 The value 'spice' can be used to add a usb redirection devices for spice.
1015 description
=> "Specifies whether if given host option is a USB3 device or port (this does currently not work reliably with spice redirection and is then ignored).",
1022 type
=> 'string', format
=> $usb_fmt,
1023 description
=> "Configure an USB device (n is 0 to 4).",
1025 PVE
::JSONSchema
::register_standard_option
("pve-qm-usb", $usbdesc);
1027 # NOTE: the match-groups of this regex are used in parse_hostpci
1028 my $PCIRE = qr/([a-f0-9]{2}:[a-f0-9]{2})(?:\.([a-f0-9]))?/;
1033 pattern
=> qr/$PCIRE(;$PCIRE)*/,
1034 format_description
=> 'HOSTPCIID[;HOSTPCIID2...]',
1035 description
=> <<EODESCR,
1036 Host PCI device pass through. The PCI ID of a host's PCI device or a list
1037 of PCI virtual functions of the host. HOSTPCIID syntax is:
1039 'bus:dev.func' (hexadecimal numbers)
1041 You can us the 'lspci' command to list existing PCI devices.
1046 description
=> "Specify whether or not the device's ROM will be visible in the guest's memory map.",
1052 pattern
=> '[^,;]+',
1053 format_description
=> 'string',
1054 description
=> "Custom pci device rom filename (must be located in /usr/share/kvm/).",
1059 description
=> "Choose the PCI-express bus (needs the 'q35' machine model).",
1065 description
=> "Enable vfio-vga device support.",
1070 PVE
::JSONSchema
::register_format
('pve-qm-hostpci', $hostpci_fmt);
1074 type
=> 'string', format
=> 'pve-qm-hostpci',
1075 description
=> "Map host PCI devices into guest.",
1076 verbose_description
=> <<EODESCR,
1077 Map host PCI devices into guest.
1079 NOTE: This option allows direct access to host hardware. So it is no longer
1080 possible to migrate such machines - use with special care.
1082 CAUTION: Experimental! User reported problems with this option.
1085 PVE
::JSONSchema
::register_standard_option
("pve-qm-hostpci", $hostpcidesc);
1090 pattern
=> '(/dev/.+|socket)',
1091 description
=> "Create a serial device inside the VM (n is 0 to 3)",
1092 verbose_description
=> <<EODESCR,
1093 Create a serial device inside the VM (n is 0 to 3), and pass through a
1094 host serial device (i.e. /dev/ttyS0), or create a unix socket on the
1095 host side (use 'qm terminal' to open a terminal connection).
1097 NOTE: If you pass through a host serial device, it is no longer possible to migrate such machines - use with special care.
1099 CAUTION: Experimental! User reported problems with this option.
1106 pattern
=> '/dev/parport\d+|/dev/usb/lp\d+',
1107 description
=> "Map host parallel devices (n is 0 to 2).",
1108 verbose_description
=> <<EODESCR,
1109 Map host parallel devices (n is 0 to 2).
1111 NOTE: This option allows direct access to host hardware. So it is no longer possible to migrate such machines - use with special care.
1113 CAUTION: Experimental! User reported problems with this option.
1117 for (my $i = 0; $i < $MAX_PARALLEL_PORTS; $i++) {
1118 $confdesc->{"parallel$i"} = $paralleldesc;
1121 for (my $i = 0; $i < $MAX_SERIAL_PORTS; $i++) {
1122 $confdesc->{"serial$i"} = $serialdesc;
1125 for (my $i = 0; $i < $MAX_HOSTPCI_DEVICES; $i++) {
1126 $confdesc->{"hostpci$i"} = $hostpcidesc;
1129 for (my $i = 0; $i < $MAX_IDE_DISKS; $i++) {
1130 $drivename_hash->{"ide$i"} = 1;
1131 $confdesc->{"ide$i"} = $idedesc;
1134 for (my $i = 0; $i < $MAX_SATA_DISKS; $i++) {
1135 $drivename_hash->{"sata$i"} = 1;
1136 $confdesc->{"sata$i"} = $satadesc;
1139 for (my $i = 0; $i < $MAX_SCSI_DISKS; $i++) {
1140 $drivename_hash->{"scsi$i"} = 1;
1141 $confdesc->{"scsi$i"} = $scsidesc ;
1144 for (my $i = 0; $i < $MAX_VIRTIO_DISKS; $i++) {
1145 $drivename_hash->{"virtio$i"} = 1;
1146 $confdesc->{"virtio$i"} = $virtiodesc;
1149 $drivename_hash->{efidisk0
} = 1;
1150 $confdesc->{efidisk0
} = $efidisk_desc;
1152 for (my $i = 0; $i < $MAX_USB_DEVICES; $i++) {
1153 $confdesc->{"usb$i"} = $usbdesc;
1158 type
=> 'string', format
=> 'pve-volume-id',
1159 description
=> "Reference to unused volumes. This is used internally, and should not be modified manually.",
1162 for (my $i = 0; $i < $MAX_UNUSED_DISKS; $i++) {
1163 $confdesc->{"unused$i"} = $unuseddesc;
1166 my $kvm_api_version = 0;
1170 return $kvm_api_version if $kvm_api_version;
1172 my $fh = IO
::File-
>new("</dev/kvm") ||
1175 if (my $v = $fh->ioctl(KVM_GET_API_VERSION
(), 0)) {
1176 $kvm_api_version = $v;
1181 return $kvm_api_version;
1184 my $kvm_user_version;
1186 sub kvm_user_version
{
1188 return $kvm_user_version if $kvm_user_version;
1190 $kvm_user_version = 'unknown';
1194 if ($line =~ m/^QEMU( PC)? emulator version (\d+\.\d+(\.\d+)?)(\.\d+)?[,\s]/) {
1195 $kvm_user_version = $2;
1199 eval { run_command
("kvm -version", outfunc
=> $code); };
1202 return $kvm_user_version;
1206 my $kernel_has_vhost_net = -c
'/dev/vhost-net';
1208 sub valid_drive_names
{
1209 # order is important - used to autoselect boot disk
1210 return ((map { "ide$_" } (0 .. ($MAX_IDE_DISKS - 1))),
1211 (map { "scsi$_" } (0 .. ($MAX_SCSI_DISKS - 1))),
1212 (map { "virtio$_" } (0 .. ($MAX_VIRTIO_DISKS - 1))),
1213 (map { "sata$_" } (0 .. ($MAX_SATA_DISKS - 1))),
1217 sub is_valid_drivename
{
1220 return defined($drivename_hash->{$dev});
1225 return defined($confdesc->{$key});
1229 return $nic_model_list;
1232 sub os_list_description
{
1236 wxp
=> 'Windows XP',
1237 w2k
=> 'Windows 2000',
1238 w2k3
=>, 'Windows 2003',
1239 w2k8
=> 'Windows 2008',
1240 wvista
=> 'Windows Vista',
1241 win7
=> 'Windows 7',
1242 win8
=> 'Windows 8/2012',
1243 win10
=> 'Windows 10/2016',
1251 sub get_cdrom_path
{
1253 return $cdrom_path if $cdrom_path;
1255 return $cdrom_path = "/dev/cdrom" if -l
"/dev/cdrom";
1256 return $cdrom_path = "/dev/cdrom1" if -l
"/dev/cdrom1";
1257 return $cdrom_path = "/dev/cdrom2" if -l
"/dev/cdrom2";
1261 my ($storecfg, $vmid, $cdrom) = @_;
1263 if ($cdrom eq 'cdrom') {
1264 return get_cdrom_path
();
1265 } elsif ($cdrom eq 'none') {
1267 } elsif ($cdrom =~ m
|^/|) {
1270 return PVE
::Storage
::path
($storecfg, $cdrom);
1274 # try to convert old style file names to volume IDs
1275 sub filename_to_volume_id
{
1276 my ($vmid, $file, $media) = @_;
1278 if (!($file eq 'none' || $file eq 'cdrom' ||
1279 $file =~ m
|^/dev/.+| || $file =~ m/^([^:]+):(.+)$/)) {
1281 return undef if $file =~ m
|/|;
1283 if ($media && $media eq 'cdrom') {
1284 $file = "local:iso/$file";
1286 $file = "local:$vmid/$file";
1293 sub verify_media_type
{
1294 my ($opt, $vtype, $media) = @_;
1299 if ($media eq 'disk') {
1301 } elsif ($media eq 'cdrom') {
1304 die "internal error";
1307 return if ($vtype eq $etype);
1309 raise_param_exc
({ $opt => "unexpected media type ($vtype != $etype)" });
1312 sub cleanup_drive_path
{
1313 my ($opt, $storecfg, $drive) = @_;
1315 # try to convert filesystem paths to volume IDs
1317 if (($drive->{file
} !~ m/^(cdrom|none)$/) &&
1318 ($drive->{file
} !~ m
|^/dev/.+|) &&
1319 ($drive->{file
} !~ m/^([^:]+):(.+)$/) &&
1320 ($drive->{file
} !~ m/^\d+$/)) {
1321 my ($vtype, $volid) = PVE
::Storage
::path_to_volume_id
($storecfg, $drive->{file
});
1322 raise_param_exc
({ $opt => "unable to associate path '$drive->{file}' to any storage"}) if !$vtype;
1323 $drive->{media
} = 'cdrom' if !$drive->{media
} && $vtype eq 'iso';
1324 verify_media_type
($opt, $vtype, $drive->{media
});
1325 $drive->{file
} = $volid;
1328 $drive->{media
} = 'cdrom' if !$drive->{media
} && $drive->{file
} =~ m/^(cdrom|none)$/;
1331 sub parse_hotplug_features
{
1336 return $res if $data eq '0';
1338 $data = $confdesc->{hotplug
}->{default} if $data eq '1';
1340 foreach my $feature (PVE
::Tools
::split_list
($data)) {
1341 if ($feature =~ m/^(network|disk|cpu|memory|usb)$/) {
1344 die "invalid hotplug feature '$feature'\n";
1350 PVE
::JSONSchema
::register_format
('pve-hotplug-features', \
&pve_verify_hotplug_features
);
1351 sub pve_verify_hotplug_features
{
1352 my ($value, $noerr) = @_;
1354 return $value if parse_hotplug_features
($value);
1356 return undef if $noerr;
1358 die "unable to parse hotplug option\n";
1361 # ideX = [volume=]volume-id[,media=d][,cyls=c,heads=h,secs=s[,trans=t]]
1362 # [,snapshot=on|off][,cache=on|off][,format=f][,backup=yes|no]
1363 # [,rerror=ignore|report|stop][,werror=enospc|ignore|report|stop]
1364 # [,aio=native|threads][,discard=ignore|on][,detect_zeroes=on|off]
1365 # [,iothread=on][,serial=serial][,model=model]
1368 my ($key, $data) = @_;
1370 my ($interface, $index);
1372 if ($key =~ m/^([^\d]+)(\d+)$/) {
1379 my $desc = $key =~ /^unused\d+$/ ?
$alldrive_fmt
1380 : $confdesc->{$key}->{format
};
1382 warn "invalid drive key: $key\n";
1385 my $res = eval { PVE
::JSONSchema
::parse_property_string
($desc, $data) };
1386 return undef if !$res;
1387 $res->{interface
} = $interface;
1388 $res->{index} = $index;
1391 foreach my $opt (qw(bps bps_rd bps_wr)) {
1392 if (my $bps = defined(delete $res->{$opt})) {
1393 if (defined($res->{"m$opt"})) {
1394 warn "both $opt and m$opt specified\n";
1398 $res->{"m$opt"} = sprintf("%.3f", $bps / (1024*1024.0));
1402 # can't use the schema's 'requires' because of the mbps* => bps* "transforming aliases"
1403 for my $requirement (
1404 [mbps_max
=> 'mbps'],
1405 [mbps_rd_max
=> 'mbps_rd'],
1406 [mbps_wr_max
=> 'mbps_wr'],
1407 [miops_max
=> 'miops'],
1408 [miops_rd_max
=> 'miops_rd'],
1409 [miops_wr_max
=> 'miops_wr'],
1410 [bps_max_length
=> 'mbps_max'],
1411 [bps_rd_max_length
=> 'mbps_rd_max'],
1412 [bps_wr_max_length
=> 'mbps_wr_max'],
1413 [iops_max_length
=> 'iops_max'],
1414 [iops_rd_max_length
=> 'iops_rd_max'],
1415 [iops_wr_max_length
=> 'iops_wr_max']) {
1416 my ($option, $requires) = @$requirement;
1417 if ($res->{$option} && !$res->{$requires}) {
1418 warn "$option requires $requires\n";
1423 return undef if $error;
1425 return undef if $res->{mbps_rd
} && $res->{mbps
};
1426 return undef if $res->{mbps_wr
} && $res->{mbps
};
1427 return undef if $res->{iops_rd
} && $res->{iops
};
1428 return undef if $res->{iops_wr
} && $res->{iops
};
1430 if ($res->{media
} && ($res->{media
} eq 'cdrom')) {
1431 return undef if $res->{snapshot
} || $res->{trans
} || $res->{format
};
1432 return undef if $res->{heads
} || $res->{secs
} || $res->{cyls
};
1433 return undef if $res->{interface
} eq 'virtio';
1436 if (my $size = $res->{size
}) {
1437 return undef if !defined($res->{size
} = PVE
::JSONSchema
::parse_size
($size));
1444 my ($vmid, $drive) = @_;
1445 my $data = { %$drive };
1446 delete $data->{$_} for qw(index interface);
1447 return PVE
::JSONSchema
::print_property_string
($data, $alldrive_fmt);
1451 my($fh, $noerr) = @_;
1454 my $SG_GET_VERSION_NUM = 0x2282;
1456 my $versionbuf = "\x00" x
8;
1457 my $ret = ioctl($fh, $SG_GET_VERSION_NUM, $versionbuf);
1459 die "scsi ioctl SG_GET_VERSION_NUM failoed - $!\n" if !$noerr;
1462 my $version = unpack("I", $versionbuf);
1463 if ($version < 30000) {
1464 die "scsi generic interface too old\n" if !$noerr;
1468 my $buf = "\x00" x
36;
1469 my $sensebuf = "\x00" x
8;
1470 my $cmd = pack("C x3 C x1", 0x12, 36);
1472 # see /usr/include/scsi/sg.h
1473 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";
1475 my $packet = pack($sg_io_hdr_t, ord('S'), -3, length($cmd),
1476 length($sensebuf), 0, length($buf), $buf,
1477 $cmd, $sensebuf, 6000);
1479 $ret = ioctl($fh, $SG_IO, $packet);
1481 die "scsi ioctl SG_IO failed - $!\n" if !$noerr;
1485 my @res = unpack($sg_io_hdr_t, $packet);
1486 if ($res[17] || $res[18]) {
1487 die "scsi ioctl SG_IO status error - $!\n" if !$noerr;
1492 (my $byte0, my $byte1, $res->{vendor
},
1493 $res->{product
}, $res->{revision
}) = unpack("C C x6 A8 A16 A4", $buf);
1495 $res->{removable
} = $byte1 & 128 ?
1 : 0;
1496 $res->{type
} = $byte0 & 31;
1504 my $fh = IO
::File-
>new("+<$path") || return undef;
1505 my $res = scsi_inquiry
($fh, 1);
1511 sub machine_type_is_q35
{
1514 return $conf->{machine
} && ($conf->{machine
} =~ m/q35/) ?
1 : 0;
1517 sub print_tabletdevice_full
{
1520 my $q35 = machine_type_is_q35
($conf);
1522 # we use uhci for old VMs because tablet driver was buggy in older qemu
1523 my $usbbus = $q35 ?
"ehci" : "uhci";
1525 return "usb-tablet,id=tablet,bus=$usbbus.0,port=1";
1528 sub print_drivedevice_full
{
1529 my ($storecfg, $conf, $vmid, $drive, $bridges) = @_;
1534 if ($drive->{interface
} eq 'virtio') {
1535 my $pciaddr = print_pci_addr
("$drive->{interface}$drive->{index}", $bridges);
1536 $device = "virtio-blk-pci,drive=drive-$drive->{interface}$drive->{index},id=$drive->{interface}$drive->{index}$pciaddr";
1537 $device .= ",iothread=iothread-$drive->{interface}$drive->{index}" if $drive->{iothread
};
1538 } elsif ($drive->{interface
} eq 'scsi') {
1540 my ($maxdev, $controller, $controller_prefix) = scsihw_infos
($conf, $drive);
1541 my $unit = $drive->{index} % $maxdev;
1542 my $devicetype = 'hd';
1544 if (drive_is_cdrom
($drive)) {
1547 if ($drive->{file
} =~ m
|^/|) {
1548 $path = $drive->{file
};
1549 if (my $info = path_is_scsi
($path)) {
1550 if ($info->{type
} == 0 && $drive->{scsiblock
}) {
1551 $devicetype = 'block';
1552 } elsif ($info->{type
} == 1) { # tape
1553 $devicetype = 'generic';
1557 $path = PVE
::Storage
::path
($storecfg, $drive->{file
});
1560 if($path =~ m/^iscsi\:\/\
//){
1561 $devicetype = 'generic';
1565 if (!$conf->{scsihw
} || ($conf->{scsihw
} =~ m/^lsi/)){
1566 $device = "scsi-$devicetype,bus=$controller_prefix$controller.0,scsi-id=$unit,drive=drive-$drive->{interface}$drive->{index},id=$drive->{interface}$drive->{index}";
1568 $device = "scsi-$devicetype,bus=$controller_prefix$controller.0,channel=0,scsi-id=0,lun=$drive->{index},drive=drive-$drive->{interface}$drive->{index},id=$drive->{interface}$drive->{index}";
1571 } elsif ($drive->{interface
} eq 'ide'){
1573 my $controller = int($drive->{index} / $maxdev);
1574 my $unit = $drive->{index} % $maxdev;
1575 my $devicetype = ($drive->{media
} && $drive->{media
} eq 'cdrom') ?
"cd" : "hd";
1577 $device = "ide-$devicetype,bus=ide.$controller,unit=$unit,drive=drive-$drive->{interface}$drive->{index},id=$drive->{interface}$drive->{index}";
1578 if ($devicetype eq 'hd' && (my $model = $drive->{model
})) {
1579 $model = URI
::Escape
::uri_unescape
($model);
1580 $device .= ",model=$model";
1582 } elsif ($drive->{interface
} eq 'sata'){
1583 my $controller = int($drive->{index} / $MAX_SATA_DISKS);
1584 my $unit = $drive->{index} % $MAX_SATA_DISKS;
1585 $device = "ide-drive,bus=ahci$controller.$unit,drive=drive-$drive->{interface}$drive->{index},id=$drive->{interface}$drive->{index}";
1586 } elsif ($drive->{interface
} eq 'usb') {
1588 # -device ide-drive,bus=ide.1,unit=0,drive=drive-ide0-1-0,id=ide0-1-0
1590 die "unsupported interface type";
1593 $device .= ",bootindex=$drive->{bootindex}" if $drive->{bootindex
};
1598 sub get_initiator_name
{
1601 my $fh = IO
::File-
>new('/etc/iscsi/initiatorname.iscsi') || return undef;
1602 while (defined(my $line = <$fh>)) {
1603 next if $line !~ m/^\s*InitiatorName\s*=\s*([\.\-:\w]+)/;
1612 sub print_drive_full
{
1613 my ($storecfg, $vmid, $drive) = @_;
1616 my $volid = $drive->{file
};
1619 if (drive_is_cdrom
($drive)) {
1620 $path = get_iso_path
($storecfg, $vmid, $volid);
1622 my ($storeid, $volname) = PVE
::Storage
::parse_volume_id
($volid, 1);
1624 $path = PVE
::Storage
::path
($storecfg, $volid);
1625 my $scfg = PVE
::Storage
::storage_config
($storecfg, $storeid);
1626 $format = qemu_img_format
($scfg, $volname);
1634 my @qemu_drive_options = qw(heads secs cyls trans media format cache rerror werror aio discard);
1635 foreach my $o (@qemu_drive_options) {
1636 $opts .= ",$o=$drive->{$o}" if defined($drive->{$o});
1639 # snapshot only accepts on|off
1640 if (defined($drive->{snapshot
})) {
1641 my $v = $drive->{snapshot
} ?
'on' : 'off';
1642 $opts .= ",snapshot=$v";
1645 foreach my $type (['', '-total'], [_rd
=> '-read'], [_wr
=> '-write']) {
1646 my ($dir, $qmpname) = @$type;
1647 if (my $v = $drive->{"mbps$dir"}) {
1648 $opts .= ",throttling.bps$qmpname=".int($v*1024*1024);
1650 if (my $v = $drive->{"mbps${dir}_max"}) {
1651 $opts .= ",throttling.bps$qmpname-max=".int($v*1024*1024);
1653 if (my $v = $drive->{"bps${dir}_max_length"}) {
1654 $opts .= ",throttling.bps$qmpname-max-length=$v";
1656 if (my $v = $drive->{"iops${dir}"}) {
1657 $opts .= ",throttling.iops$qmpname=$v";
1659 if (my $v = $drive->{"iops${dir}_max"}) {
1660 $opts .= ",throttling.iops$qmpname-max=$v";
1662 if (my $v = $drive->{"iops${dir}_max_length"}) {
1663 $opts .= ",throttling.iops$qmpname-max-length=$v";
1667 if (my $serial = $drive->{serial
}) {
1668 $serial = URI
::Escape
::uri_unescape
($serial);
1669 $opts .= ",serial=$serial";
1672 $opts .= ",format=$format" if $format && !$drive->{format
};
1674 my $cache_direct = 0;
1676 if (my $cache = $drive->{cache
}) {
1677 $cache_direct = $cache =~ /^(?:off|none|directsync)$/;
1678 } elsif (!drive_is_cdrom
($drive)) {
1679 $opts .= ",cache=none";
1683 # aio native works only with O_DIRECT
1684 if (!$drive->{aio
}) {
1686 $opts .= ",aio=native";
1688 $opts .= ",aio=threads";
1692 if (!drive_is_cdrom
($drive)) {
1694 if (defined($drive->{detect_zeroes
}) && !$drive->{detect_zeroes
}) {
1695 $detectzeroes = 'off';
1696 } elsif ($drive->{discard
}) {
1697 $detectzeroes = $drive->{discard
} eq 'on' ?
'unmap' : 'on';
1699 # This used to be our default with discard not being specified:
1700 $detectzeroes = 'on';
1702 $opts .= ",detect-zeroes=$detectzeroes" if $detectzeroes;
1705 my $pathinfo = $path ?
"file=$path," : '';
1707 return "${pathinfo}if=none,id=drive-$drive->{interface}$drive->{index}$opts";
1710 sub print_netdevice_full
{
1711 my ($vmid, $conf, $net, $netid, $bridges, $use_old_bios_files) = @_;
1713 my $bootorder = $conf->{boot
} || $confdesc->{boot
}->{default};
1715 my $device = $net->{model
};
1716 if ($net->{model
} eq 'virtio') {
1717 $device = 'virtio-net-pci';
1720 my $pciaddr = print_pci_addr
("$netid", $bridges);
1721 my $tmpstr = "$device,mac=$net->{macaddr},netdev=$netid$pciaddr,id=$netid";
1722 if ($net->{queues
} && $net->{queues
} > 1 && $net->{model
} eq 'virtio'){
1723 #Consider we have N queues, the number of vectors needed is 2*N + 2 (plus one config interrupt and control vq)
1724 my $vectors = $net->{queues
} * 2 + 2;
1725 $tmpstr .= ",vectors=$vectors,mq=on";
1727 $tmpstr .= ",bootindex=$net->{bootindex}" if $net->{bootindex
} ;
1729 if ($use_old_bios_files) {
1731 if ($device eq 'virtio-net-pci') {
1732 $romfile = 'pxe-virtio.rom';
1733 } elsif ($device eq 'e1000') {
1734 $romfile = 'pxe-e1000.rom';
1735 } elsif ($device eq 'ne2k') {
1736 $romfile = 'pxe-ne2k_pci.rom';
1737 } elsif ($device eq 'pcnet') {
1738 $romfile = 'pxe-pcnet.rom';
1739 } elsif ($device eq 'rtl8139') {
1740 $romfile = 'pxe-rtl8139.rom';
1742 $tmpstr .= ",romfile=$romfile" if $romfile;
1748 sub print_netdev_full
{
1749 my ($vmid, $conf, $net, $netid, $hotplug) = @_;
1752 if ($netid =~ m/^net(\d+)$/) {
1756 die "got strange net id '$i'\n" if $i >= ${MAX_NETS
};
1758 my $ifname = "tap${vmid}i$i";
1760 # kvm uses TUNSETIFF ioctl, and that limits ifname length
1761 die "interface name '$ifname' is too long (max 15 character)\n"
1762 if length($ifname) >= 16;
1764 my $vhostparam = '';
1765 $vhostparam = ',vhost=on' if $kernel_has_vhost_net && $net->{model
} eq 'virtio';
1767 my $vmname = $conf->{name
} || "vm$vmid";
1770 my $script = $hotplug ?
"pve-bridge-hotplug" : "pve-bridge";
1772 if ($net->{bridge
}) {
1773 $netdev = "type=tap,id=$netid,ifname=${ifname},script=/var/lib/qemu-server/$script,downscript=/var/lib/qemu-server/pve-bridgedown$vhostparam";
1775 $netdev = "type=user,id=$netid,hostname=$vmname";
1778 $netdev .= ",queues=$net->{queues}" if ($net->{queues
} && $net->{model
} eq 'virtio');
1784 sub print_cpu_device
{
1785 my ($conf, $id) = @_;
1787 my $kvm = $conf->{kvm
} // 1;
1788 my $cpu = $kvm ?
"kvm64" : "qemu64";
1789 if (my $cputype = $conf->{cpu
}) {
1790 my $cpuconf = PVE
::JSONSchema
::parse_property_string
($cpu_fmt, $cputype)
1791 or die "Cannot parse cpu description: $cputype\n";
1792 $cpu = $cpuconf->{cputype
};
1795 my $cores = $conf->{cores
} || 1;
1797 my $current_core = ($id - 1) % $cores;
1798 my $current_socket = int(($id - 1 - $current_core)/$cores);
1800 return "$cpu-x86_64-cpu,id=cpu$id,socket-id=$current_socket,core-id=$current_core,thread-id=0";
1803 sub drive_is_cdrom
{
1806 return $drive && $drive->{media
} && ($drive->{media
} eq 'cdrom');
1810 sub parse_number_sets
{
1813 foreach my $part (split(/;/, $set)) {
1814 if ($part =~ /^\s*(\d+)(?:-(\d+))?\s*$/) {
1815 die "invalid range: $part ($2 < $1)\n" if defined($2) && $2 < $1;
1816 push @$res, [ $1, $2 ];
1818 die "invalid range: $part\n";
1827 my $res = PVE
::JSONSchema
::parse_property_string
($numa_fmt, $data);
1828 $res->{cpus
} = parse_number_sets
($res->{cpus
}) if defined($res->{cpus
});
1829 $res->{hostnodes
} = parse_number_sets
($res->{hostnodes
}) if defined($res->{hostnodes
});
1836 return undef if !$value;
1838 my $res = PVE
::JSONSchema
::parse_property_string
($hostpci_fmt, $value);
1840 my @idlist = split(/;/, $res->{host
});
1841 delete $res->{host
};
1842 foreach my $id (@idlist) {
1843 if ($id =~ /^$PCIRE$/) {
1845 push @{$res->{pciid
}}, { id
=> $1, function
=> $2 };
1847 my $pcidevices = lspci
($1);
1848 $res->{pciid
} = $pcidevices->{$1};
1851 # should have been caught by parse_property_string already
1852 die "failed to parse PCI id: $id\n";
1858 # netX: e1000=XX:XX:XX:XX:XX:XX,bridge=vmbr0,rate=<mbps>
1862 my $res = eval { PVE
::JSONSchema
::parse_property_string
($net_fmt, $data) };
1867 if (!defined($res->{macaddr
})) {
1868 my $dc = PVE
::Cluster
::cfs_read_file
('datacenter.cfg');
1869 $res->{macaddr
} = PVE
::Tools
::random_ether_addr
($dc->{mac_prefix
});
1877 return PVE
::JSONSchema
::print_property_string
($net, $net_fmt);
1880 sub add_random_macs
{
1881 my ($settings) = @_;
1883 foreach my $opt (keys %$settings) {
1884 next if $opt !~ m/^net(\d+)$/;
1885 my $net = parse_net
($settings->{$opt});
1887 $settings->{$opt} = print_net
($net);
1891 sub vm_is_volid_owner
{
1892 my ($storecfg, $vmid, $volid) = @_;
1894 if ($volid !~ m
|^/|) {
1896 eval { ($path, $owner) = PVE
::Storage
::path
($storecfg, $volid); };
1897 if ($owner && ($owner == $vmid)) {
1905 sub split_flagged_list
{
1906 my $text = shift || '';
1907 $text =~ s/[,;]/ /g;
1909 return { map { /^(!?)(.*)$/ && ($2, $1) } ($text =~ /\S+/g) };
1912 sub join_flagged_list
{
1913 my ($how, $lst) = @_;
1914 join $how, map { $lst->{$_} . $_ } keys %$lst;
1917 sub vmconfig_delete_pending_option
{
1918 my ($conf, $key, $force) = @_;
1920 delete $conf->{pending
}->{$key};
1921 my $pending_delete_hash = split_flagged_list
($conf->{pending
}->{delete});
1922 $pending_delete_hash->{$key} = $force ?
'!' : '';
1923 $conf->{pending
}->{delete} = join_flagged_list
(',', $pending_delete_hash);
1926 sub vmconfig_undelete_pending_option
{
1927 my ($conf, $key) = @_;
1929 my $pending_delete_hash = split_flagged_list
($conf->{pending
}->{delete});
1930 delete $pending_delete_hash->{$key};
1932 if (%$pending_delete_hash) {
1933 $conf->{pending
}->{delete} = join_flagged_list
(',', $pending_delete_hash);
1935 delete $conf->{pending
}->{delete};
1939 sub vmconfig_register_unused_drive
{
1940 my ($storecfg, $vmid, $conf, $drive) = @_;
1942 if (!drive_is_cdrom
($drive)) {
1943 my $volid = $drive->{file
};
1944 if (vm_is_volid_owner
($storecfg, $vmid, $volid)) {
1945 PVE
::QemuConfig-
>add_unused_volume($conf, $volid, $vmid);
1950 sub vmconfig_cleanup_pending
{
1953 # remove pending changes when nothing changed
1955 foreach my $opt (keys %{$conf->{pending
}}) {
1956 if (defined($conf->{$opt}) && ($conf->{pending
}->{$opt} eq $conf->{$opt})) {
1958 delete $conf->{pending
}->{$opt};
1962 my $current_delete_hash = split_flagged_list
($conf->{pending
}->{delete});
1963 my $pending_delete_hash = {};
1964 while (my ($opt, $force) = each %$current_delete_hash) {
1965 if (defined($conf->{$opt})) {
1966 $pending_delete_hash->{$opt} = $force;
1972 if (%$pending_delete_hash) {
1973 $conf->{pending
}->{delete} = join_flagged_list
(',', $pending_delete_hash);
1975 delete $conf->{pending
}->{delete};
1981 # smbios: [manufacturer=str][,product=str][,version=str][,serial=str][,uuid=uuid][,sku=str][,family=str]
1985 pattern
=> '[a-fA-F0-9]{8}(?:-[a-fA-F0-9]{4}){3}-[a-fA-F0-9]{12}',
1986 format_description
=> 'UUID',
1987 description
=> "Set SMBIOS1 UUID.",
1993 format_description
=> 'string',
1994 description
=> "Set SMBIOS1 version.",
2000 format_description
=> 'string',
2001 description
=> "Set SMBIOS1 serial number.",
2007 format_description
=> 'string',
2008 description
=> "Set SMBIOS1 manufacturer.",
2014 format_description
=> 'string',
2015 description
=> "Set SMBIOS1 product ID.",
2021 format_description
=> 'string',
2022 description
=> "Set SMBIOS1 SKU string.",
2028 format_description
=> 'string',
2029 description
=> "Set SMBIOS1 family string.",
2037 my $res = eval { PVE
::JSONSchema
::parse_property_string
($smbios1_fmt, $data) };
2044 return PVE
::JSONSchema
::print_property_string
($smbios1, $smbios1_fmt);
2047 PVE
::JSONSchema
::register_format
('pve-qm-smbios1', $smbios1_fmt);
2049 PVE
::JSONSchema
::register_format
('pve-qm-bootdisk', \
&verify_bootdisk
);
2050 sub verify_bootdisk
{
2051 my ($value, $noerr) = @_;
2053 return $value if is_valid_drivename
($value);
2055 return undef if $noerr;
2057 die "invalid boot disk '$value'\n";
2060 sub parse_watchdog
{
2063 return undef if !$value;
2065 my $res = eval { PVE
::JSONSchema
::parse_property_string
($watchdog_fmt, $value) };
2070 PVE
::JSONSchema
::register_format
('pve-qm-usb-device', \
&verify_usb_device
);
2071 sub verify_usb_device
{
2072 my ($value, $noerr) = @_;
2074 return $value if parse_usb_device
($value);
2076 return undef if $noerr;
2078 die "unable to parse usb device\n";
2081 # add JSON properties for create and set function
2082 sub json_config_properties
{
2085 foreach my $opt (keys %$confdesc) {
2086 next if $opt eq 'parent' || $opt eq 'snaptime' || $opt eq 'vmstate';
2087 $prop->{$opt} = $confdesc->{$opt};
2094 my ($key, $value) = @_;
2096 die "unknown setting '$key'\n" if !$confdesc->{$key};
2098 my $type = $confdesc->{$key}->{type
};
2100 if (!defined($value)) {
2101 die "got undefined value\n";
2104 if ($value =~ m/[\n\r]/) {
2105 die "property contains a line feed\n";
2108 if ($type eq 'boolean') {
2109 return 1 if ($value eq '1') || ($value =~ m/^(on|yes|true)$/i);
2110 return 0 if ($value eq '0') || ($value =~ m/^(off|no|false)$/i);
2111 die "type check ('boolean') failed - got '$value'\n";
2112 } elsif ($type eq 'integer') {
2113 return int($1) if $value =~ m/^(\d+)$/;
2114 die "type check ('integer') failed - got '$value'\n";
2115 } elsif ($type eq 'number') {
2116 return $value if $value =~ m/^(\d+)(\.\d+)?$/;
2117 die "type check ('number') failed - got '$value'\n";
2118 } elsif ($type eq 'string') {
2119 if (my $fmt = $confdesc->{$key}->{format
}) {
2120 PVE
::JSONSchema
::check_format
($fmt, $value);
2123 $value =~ s/^\"(.*)\"$/$1/;
2126 die "internal error"
2130 sub check_iommu_support
{
2131 #fixme : need to check IOMMU support
2132 #http://www.linux-kvm.org/page/How_to_assign_devices_with_VT-d_in_KVM
2142 my $conf = PVE
::QemuConfig-
>config_file($vmid);
2143 utime undef, undef, $conf;
2147 my ($storecfg, $vmid, $keep_empty_config, $skiplock) = @_;
2149 my $conffile = PVE
::QemuConfig-
>config_file($vmid);
2151 my $conf = PVE
::QemuConfig-
>load_config($vmid);
2153 PVE
::QemuConfig-
>check_lock($conf) if !$skiplock;
2155 if ($conf->{template
}) {
2156 # check if any base image is still used by a linked clone
2157 foreach_drive
($conf, sub {
2158 my ($ds, $drive) = @_;
2160 return if drive_is_cdrom
($drive);
2162 my $volid = $drive->{file
};
2164 return if !$volid || $volid =~ m
|^/|;
2166 die "base volume '$volid' is still in use by linked cloned\n"
2167 if PVE
::Storage
::volume_is_base_and_used
($storecfg, $volid);
2172 # only remove disks owned by this VM
2173 foreach_drive
($conf, sub {
2174 my ($ds, $drive) = @_;
2176 return if drive_is_cdrom
($drive);
2178 my $volid = $drive->{file
};
2180 return if !$volid || $volid =~ m
|^/|;
2182 my ($path, $owner) = PVE
::Storage
::path
($storecfg, $volid);
2183 return if !$path || !$owner || ($owner != $vmid);
2186 PVE
::Storage
::vdisk_free
($storecfg, $volid);
2188 warn "Could not remove disk '$volid', check manually: $@" if $@;
2192 if ($keep_empty_config) {
2193 PVE
::Tools
::file_set_contents
($conffile, "memory: 128\n");
2198 # also remove unused disk
2200 my $dl = PVE
::Storage
::vdisk_list
($storecfg, undef, $vmid);
2203 PVE
::Storage
::foreach_volid
($dl, sub {
2204 my ($volid, $sid, $volname, $d) = @_;
2205 PVE
::Storage
::vdisk_free
($storecfg, $volid);
2214 sub parse_vm_config
{
2215 my ($filename, $raw) = @_;
2217 return undef if !defined($raw);
2220 digest
=> Digest
::SHA
::sha1_hex
($raw),
2225 $filename =~ m
|/qemu-server/(\d
+)\
.conf
$|
2226 || die "got strange filename '$filename'";
2234 my @lines = split(/\n/, $raw);
2235 foreach my $line (@lines) {
2236 next if $line =~ m/^\s*$/;
2238 if ($line =~ m/^\[PENDING\]\s*$/i) {
2239 $section = 'pending';
2240 if (defined($descr)) {
2242 $conf->{description
} = $descr;
2245 $conf = $res->{$section} = {};
2248 } elsif ($line =~ m/^\[([a-z][a-z0-9_\-]+)\]\s*$/i) {
2250 if (defined($descr)) {
2252 $conf->{description
} = $descr;
2255 $conf = $res->{snapshots
}->{$section} = {};
2259 if ($line =~ m/^\#(.*)\s*$/) {
2260 $descr = '' if !defined($descr);
2261 $descr .= PVE
::Tools
::decode_text
($1) . "\n";
2265 if ($line =~ m/^(description):\s*(.*\S)\s*$/) {
2266 $descr = '' if !defined($descr);
2267 $descr .= PVE
::Tools
::decode_text
($2);
2268 } elsif ($line =~ m/snapstate:\s*(prepare|delete)\s*$/) {
2269 $conf->{snapstate
} = $1;
2270 } elsif ($line =~ m/^(args):\s*(.*\S)\s*$/) {
2273 $conf->{$key} = $value;
2274 } elsif ($line =~ m/^delete:\s*(.*\S)\s*$/) {
2276 if ($section eq 'pending') {
2277 $conf->{delete} = $value; # we parse this later
2279 warn "vm $vmid - propertry 'delete' is only allowed in [PENDING]\n";
2281 } elsif ($line =~ m/^([a-z][a-z_]*\d*):\s*(\S+)\s*$/) {
2284 eval { $value = check_type
($key, $value); };
2286 warn "vm $vmid - unable to parse value of '$key' - $@";
2288 $key = 'ide2' if $key eq 'cdrom';
2289 my $fmt = $confdesc->{$key}->{format
};
2290 if ($fmt && $fmt =~ /^pve-qm-(?:ide|scsi|virtio|sata)$/) {
2291 my $v = parse_drive
($key, $value);
2292 if (my $volid = filename_to_volume_id
($vmid, $v->{file
}, $v->{media
})) {
2293 $v->{file
} = $volid;
2294 $value = print_drive
($vmid, $v);
2296 warn "vm $vmid - unable to parse value of '$key'\n";
2301 $conf->{$key} = $value;
2306 if (defined($descr)) {
2308 $conf->{description
} = $descr;
2310 delete $res->{snapstate
}; # just to be sure
2315 sub write_vm_config
{
2316 my ($filename, $conf) = @_;
2318 delete $conf->{snapstate
}; # just to be sure
2320 if ($conf->{cdrom
}) {
2321 die "option ide2 conflicts with cdrom\n" if $conf->{ide2
};
2322 $conf->{ide2
} = $conf->{cdrom
};
2323 delete $conf->{cdrom
};
2326 # we do not use 'smp' any longer
2327 if ($conf->{sockets
}) {
2328 delete $conf->{smp
};
2329 } elsif ($conf->{smp
}) {
2330 $conf->{sockets
} = $conf->{smp
};
2331 delete $conf->{cores
};
2332 delete $conf->{smp
};
2335 my $used_volids = {};
2337 my $cleanup_config = sub {
2338 my ($cref, $pending, $snapname) = @_;
2340 foreach my $key (keys %$cref) {
2341 next if $key eq 'digest' || $key eq 'description' || $key eq 'snapshots' ||
2342 $key eq 'snapstate' || $key eq 'pending';
2343 my $value = $cref->{$key};
2344 if ($key eq 'delete') {
2345 die "propertry 'delete' is only allowed in [PENDING]\n"
2347 # fixme: check syntax?
2350 eval { $value = check_type
($key, $value); };
2351 die "unable to parse value of '$key' - $@" if $@;
2353 $cref->{$key} = $value;
2355 if (!$snapname && is_valid_drivename
($key)) {
2356 my $drive = parse_drive
($key, $value);
2357 $used_volids->{$drive->{file
}} = 1 if $drive && $drive->{file
};
2362 &$cleanup_config($conf);
2364 &$cleanup_config($conf->{pending
}, 1);
2366 foreach my $snapname (keys %{$conf->{snapshots
}}) {
2367 die "internal error" if $snapname eq 'pending';
2368 &$cleanup_config($conf->{snapshots
}->{$snapname}, undef, $snapname);
2371 # remove 'unusedX' settings if we re-add a volume
2372 foreach my $key (keys %$conf) {
2373 my $value = $conf->{$key};
2374 if ($key =~ m/^unused/ && $used_volids->{$value}) {
2375 delete $conf->{$key};
2379 my $generate_raw_config = sub {
2380 my ($conf, $pending) = @_;
2384 # add description as comment to top of file
2385 if (defined(my $descr = $conf->{description
})) {
2387 foreach my $cl (split(/\n/, $descr)) {
2388 $raw .= '#' . PVE
::Tools
::encode_text
($cl) . "\n";
2391 $raw .= "#\n" if $pending;
2395 foreach my $key (sort keys %$conf) {
2396 next if $key eq 'digest' || $key eq 'description' || $key eq 'pending' || $key eq 'snapshots';
2397 $raw .= "$key: $conf->{$key}\n";
2402 my $raw = &$generate_raw_config($conf);
2404 if (scalar(keys %{$conf->{pending
}})){
2405 $raw .= "\n[PENDING]\n";
2406 $raw .= &$generate_raw_config($conf->{pending
}, 1);
2409 foreach my $snapname (sort keys %{$conf->{snapshots
}}) {
2410 $raw .= "\n[$snapname]\n";
2411 $raw .= &$generate_raw_config($conf->{snapshots
}->{$snapname});
2421 # we use static defaults from our JSON schema configuration
2422 foreach my $key (keys %$confdesc) {
2423 if (defined(my $default = $confdesc->{$key}->{default})) {
2424 $res->{$key} = $default;
2428 my $conf = PVE
::Cluster
::cfs_read_file
('datacenter.cfg');
2429 $res->{keyboard
} = $conf->{keyboard
} if $conf->{keyboard
};
2435 my $vmlist = PVE
::Cluster
::get_vmlist
();
2437 return $res if !$vmlist || !$vmlist->{ids
};
2438 my $ids = $vmlist->{ids
};
2440 foreach my $vmid (keys %$ids) {
2441 my $d = $ids->{$vmid};
2442 next if !$d->{node
} || $d->{node
} ne $nodename;
2443 next if !$d->{type
} || $d->{type
} ne 'qemu';
2444 $res->{$vmid}->{exists} = 1;
2449 # test if VM uses local resources (to prevent migration)
2450 sub check_local_resources
{
2451 my ($conf, $noerr) = @_;
2455 $loc_res = 1 if $conf->{hostusb
}; # old syntax
2456 $loc_res = 1 if $conf->{hostpci
}; # old syntax
2458 foreach my $k (keys %$conf) {
2459 next if $k =~ m/^usb/ && ($conf->{$k} eq 'spice');
2460 # sockets are safe: they will recreated be on the target side post-migrate
2461 next if $k =~ m/^serial/ && ($conf->{$k} eq 'socket');
2462 $loc_res = 1 if $k =~ m/^(usb|hostpci|serial|parallel)\d+$/;
2465 die "VM uses local resources\n" if $loc_res && !$noerr;
2470 # check if used storages are available on all nodes (use by migrate)
2471 sub check_storage_availability
{
2472 my ($storecfg, $conf, $node) = @_;
2474 foreach_drive
($conf, sub {
2475 my ($ds, $drive) = @_;
2477 my $volid = $drive->{file
};
2480 my ($sid, $volname) = PVE
::Storage
::parse_volume_id
($volid, 1);
2483 # check if storage is available on both nodes
2484 my $scfg = PVE
::Storage
::storage_check_node
($storecfg, $sid);
2485 PVE
::Storage
::storage_check_node
($storecfg, $sid, $node);
2489 # list nodes where all VM images are available (used by has_feature API)
2491 my ($conf, $storecfg) = @_;
2493 my $nodelist = PVE
::Cluster
::get_nodelist
();
2494 my $nodehash = { map { $_ => 1 } @$nodelist };
2495 my $nodename = PVE
::INotify
::nodename
();
2497 foreach_drive
($conf, sub {
2498 my ($ds, $drive) = @_;
2500 my $volid = $drive->{file
};
2503 my ($storeid, $volname) = PVE
::Storage
::parse_volume_id
($volid, 1);
2505 my $scfg = PVE
::Storage
::storage_config
($storecfg, $storeid);
2506 if ($scfg->{disable
}) {
2508 } elsif (my $avail = $scfg->{nodes
}) {
2509 foreach my $node (keys %$nodehash) {
2510 delete $nodehash->{$node} if !$avail->{$node};
2512 } elsif (!$scfg->{shared
}) {
2513 foreach my $node (keys %$nodehash) {
2514 delete $nodehash->{$node} if $node ne $nodename
2524 my ($pidfile, $pid) = @_;
2526 my $fh = IO
::File-
>new("/proc/$pid/cmdline", "r");
2530 return undef if !$line;
2531 my @param = split(/\0/, $line);
2533 my $cmd = $param[0];
2534 return if !$cmd || ($cmd !~ m
|kvm
$| && $cmd !~ m
|qemu-system-x86_64
$|);
2536 for (my $i = 0; $i < scalar (@param); $i++) {
2539 if (($p eq '-pidfile') || ($p eq '--pidfile')) {
2540 my $p = $param[$i+1];
2541 return 1 if $p && ($p eq $pidfile);
2550 my ($vmid, $nocheck, $node) = @_;
2552 my $filename = PVE
::QemuConfig-
>config_file($vmid, $node);
2554 die "unable to find configuration file for VM $vmid - no such machine\n"
2555 if !$nocheck && ! -f
$filename;
2557 my $pidfile = pidfile_name
($vmid);
2559 if (my $fd = IO
::File-
>new("<$pidfile")) {
2564 my $mtime = $st->mtime;
2565 if ($mtime > time()) {
2566 warn "file '$filename' modified in future\n";
2569 if ($line =~ m/^(\d+)$/) {
2571 if (check_cmdline
($pidfile, $pid)) {
2572 if (my $pinfo = PVE
::ProcFSTools
::check_process_running
($pid)) {
2584 my $vzlist = config_list
();
2586 my $fd = IO
::Dir-
>new($var_run_tmpdir) || return $vzlist;
2588 while (defined(my $de = $fd->read)) {
2589 next if $de !~ m/^(\d+)\.pid$/;
2591 next if !defined($vzlist->{$vmid});
2592 if (my $pid = check_running
($vmid)) {
2593 $vzlist->{$vmid}->{pid
} = $pid;
2601 my ($storecfg, $conf) = @_;
2603 my $bootdisk = $conf->{bootdisk
};
2604 return undef if !$bootdisk;
2605 return undef if !is_valid_drivename
($bootdisk);
2607 return undef if !$conf->{$bootdisk};
2609 my $drive = parse_drive
($bootdisk, $conf->{$bootdisk});
2610 return undef if !defined($drive);
2612 return undef if drive_is_cdrom
($drive);
2614 my $volid = $drive->{file
};
2615 return undef if !$volid;
2617 return $drive->{size
};
2620 my $last_proc_pid_stat;
2622 # get VM status information
2623 # This must be fast and should not block ($full == false)
2624 # We only query KVM using QMP if $full == true (this can be slow)
2626 my ($opt_vmid, $full) = @_;
2630 my $storecfg = PVE
::Storage
::config
();
2632 my $list = vzlist
();
2633 my $defaults = load_defaults
();
2635 my ($uptime) = PVE
::ProcFSTools
::read_proc_uptime
(1);
2637 my $cpucount = $cpuinfo->{cpus
} || 1;
2639 foreach my $vmid (keys %$list) {
2640 next if $opt_vmid && ($vmid ne $opt_vmid);
2642 my $cfspath = PVE
::QemuConfig-
>cfs_config_path($vmid);
2643 my $conf = PVE
::Cluster
::cfs_read_file
($cfspath) || {};
2646 $d->{pid
} = $list->{$vmid}->{pid
};
2648 # fixme: better status?
2649 $d->{status
} = $list->{$vmid}->{pid
} ?
'running' : 'stopped';
2651 my $size = disksize
($storecfg, $conf);
2652 if (defined($size)) {
2653 $d->{disk
} = 0; # no info available
2654 $d->{maxdisk
} = $size;
2660 $d->{cpus
} = ($conf->{sockets
} || $defaults->{sockets
})
2661 * ($conf->{cores
} || $defaults->{cores
});
2662 $d->{cpus
} = $cpucount if $d->{cpus
} > $cpucount;
2663 $d->{cpus
} = $conf->{vcpus
} if $conf->{vcpus
};
2665 $d->{name
} = $conf->{name
} || "VM $vmid";
2666 $d->{maxmem
} = $conf->{memory
} ?
$conf->{memory
}*(1024*1024)
2667 : $defaults->{memory
}*(1024*1024);
2669 if ($conf->{balloon
}) {
2670 $d->{balloon_min
} = $conf->{balloon
}*(1024*1024);
2671 $d->{shares
} = defined($conf->{shares
}) ?
$conf->{shares
}
2672 : $defaults->{shares
};
2683 $d->{diskwrite
} = 0;
2685 $d->{template
} = PVE
::QemuConfig-
>is_template($conf);
2687 $d->{serial
} = 1 if conf_has_serial
($conf);
2692 my $netdev = PVE
::ProcFSTools
::read_proc_net_dev
();
2693 foreach my $dev (keys %$netdev) {
2694 next if $dev !~ m/^tap([1-9]\d*)i/;
2696 my $d = $res->{$vmid};
2699 $d->{netout
} += $netdev->{$dev}->{receive
};
2700 $d->{netin
} += $netdev->{$dev}->{transmit
};
2703 $d->{nics
}->{$dev}->{netout
} = $netdev->{$dev}->{receive
};
2704 $d->{nics
}->{$dev}->{netin
} = $netdev->{$dev}->{transmit
};
2709 my $ctime = gettimeofday
;
2711 foreach my $vmid (keys %$list) {
2713 my $d = $res->{$vmid};
2714 my $pid = $d->{pid
};
2717 my $pstat = PVE
::ProcFSTools
::read_proc_pid_stat
($pid);
2718 next if !$pstat; # not running
2720 my $used = $pstat->{utime} + $pstat->{stime
};
2722 $d->{uptime
} = int(($uptime - $pstat->{starttime
})/$cpuinfo->{user_hz
});
2724 if ($pstat->{vsize
}) {
2725 $d->{mem
} = int(($pstat->{rss
}/$pstat->{vsize
})*$d->{maxmem
});
2728 my $old = $last_proc_pid_stat->{$pid};
2730 $last_proc_pid_stat->{$pid} = {
2738 my $dtime = ($ctime - $old->{time}) * $cpucount * $cpuinfo->{user_hz
};
2740 if ($dtime > 1000) {
2741 my $dutime = $used - $old->{used
};
2743 $d->{cpu
} = (($dutime/$dtime)* $cpucount) / $d->{cpus
};
2744 $last_proc_pid_stat->{$pid} = {
2750 $d->{cpu
} = $old->{cpu
};
2754 return $res if !$full;
2756 my $qmpclient = PVE
::QMPClient-
>new();
2758 my $ballooncb = sub {
2759 my ($vmid, $resp) = @_;
2761 my $info = $resp->{'return'};
2762 return if !$info->{max_mem
};
2764 my $d = $res->{$vmid};
2766 # use memory assigned to VM
2767 $d->{maxmem
} = $info->{max_mem
};
2768 $d->{balloon
} = $info->{actual
};
2770 if (defined($info->{total_mem
}) && defined($info->{free_mem
})) {
2771 $d->{mem
} = $info->{total_mem
} - $info->{free_mem
};
2772 $d->{freemem
} = $info->{free_mem
};
2775 $d->{ballooninfo
} = $info;
2778 my $blockstatscb = sub {
2779 my ($vmid, $resp) = @_;
2780 my $data = $resp->{'return'} || [];
2781 my $totalrdbytes = 0;
2782 my $totalwrbytes = 0;
2784 for my $blockstat (@$data) {
2785 $totalrdbytes = $totalrdbytes + $blockstat->{stats
}->{rd_bytes
};
2786 $totalwrbytes = $totalwrbytes + $blockstat->{stats
}->{wr_bytes
};
2788 $blockstat->{device
} =~ s/drive-//;
2789 $res->{$vmid}->{blockstat
}->{$blockstat->{device
}} = $blockstat->{stats
};
2791 $res->{$vmid}->{diskread
} = $totalrdbytes;
2792 $res->{$vmid}->{diskwrite
} = $totalwrbytes;
2795 my $statuscb = sub {
2796 my ($vmid, $resp) = @_;
2798 $qmpclient->queue_cmd($vmid, $blockstatscb, 'query-blockstats');
2799 # this fails if ballon driver is not loaded, so this must be
2800 # the last commnand (following command are aborted if this fails).
2801 $qmpclient->queue_cmd($vmid, $ballooncb, 'query-balloon');
2803 my $status = 'unknown';
2804 if (!defined($status = $resp->{'return'}->{status
})) {
2805 warn "unable to get VM status\n";
2809 $res->{$vmid}->{qmpstatus
} = $resp->{'return'}->{status
};
2812 foreach my $vmid (keys %$list) {
2813 next if $opt_vmid && ($vmid ne $opt_vmid);
2814 next if !$res->{$vmid}->{pid
}; # not running
2815 $qmpclient->queue_cmd($vmid, $statuscb, 'query-status');
2818 $qmpclient->queue_execute(undef, 2);
2820 foreach my $vmid (keys %$list) {
2821 next if $opt_vmid && ($vmid ne $opt_vmid);
2822 $res->{$vmid}->{qmpstatus
} = $res->{$vmid}->{status
} if !$res->{$vmid}->{qmpstatus
};
2829 my ($conf, $func, @param) = @_;
2831 foreach my $ds (valid_drive_names
()) {
2832 next if !defined($conf->{$ds});
2834 my $drive = parse_drive
($ds, $conf->{$ds});
2837 &$func($ds, $drive, @param);
2842 my ($conf, $func, @param) = @_;
2846 my $test_volid = sub {
2847 my ($volid, $is_cdrom, $replicate, $shared, $snapname) = @_;
2851 $volhash->{$volid}->{cdrom
} //= 1;
2852 $volhash->{$volid}->{cdrom
} = 0 if !$is_cdrom;
2854 $volhash->{$volid}->{replicate
} //= 0;
2855 $volhash->{$volid}->{replicate
} = 1 if $replicate;
2857 $volhash->{$volid}->{shared
} //= 0;
2858 $volhash->{$volid}->{shared
} = 1 if $shared;
2860 $volhash->{$volid}->{referenced_in_config
} //= 0;
2861 $volhash->{$volid}->{referenced_in_config
} = 1 if !defined($snapname);
2863 $volhash->{$volid}->{referenced_in_snapshot
}->{$snapname} = 1
2864 if defined($snapname);
2867 foreach_drive
($conf, sub {
2868 my ($ds, $drive) = @_;
2869 $test_volid->($drive->{file
}, drive_is_cdrom
($drive), $drive->{replicate
} // 1, $drive->{shared
}, undef);
2872 foreach my $snapname (keys %{$conf->{snapshots
}}) {
2873 my $snap = $conf->{snapshots
}->{$snapname};
2874 $test_volid->($snap->{vmstate
}, 0, 1, $snapname);
2875 foreach_drive
($snap, sub {
2876 my ($ds, $drive) = @_;
2877 $test_volid->($drive->{file
}, drive_is_cdrom
($drive), $drive->{replicate
} // 1, $drive->{shared
}, $snapname);
2881 foreach my $volid (keys %$volhash) {
2882 &$func($volid, $volhash->{$volid}, @param);
2886 sub conf_has_serial
{
2889 for (my $i = 0; $i < $MAX_SERIAL_PORTS; $i++) {
2890 if ($conf->{"serial$i"}) {
2898 sub vga_conf_has_spice
{
2901 return 0 if !$vga || $vga !~ m/^qxl([234])?$/;
2906 sub config_to_command
{
2907 my ($storecfg, $vmid, $conf, $defaults, $forcemachine) = @_;
2910 my $globalFlags = [];
2911 my $machineFlags = [];
2917 my $kvmver = kvm_user_version
();
2918 my $vernum = 0; # unknown
2919 my $ostype = $conf->{ostype
};
2920 my $winversion = windows_version
($ostype);
2921 my $kvm = $conf->{kvm
} // 1;
2923 die "KVM virtualisation configured, but not available. Either disable in VM configuration or enable in BIOS.\n" if (!$cpuinfo->{hvm
} && $kvm);
2925 if ($kvmver =~ m/^(\d+)\.(\d+)$/) {
2926 $vernum = $1*1000000+$2*1000;
2927 } elsif ($kvmver =~ m/^(\d+)\.(\d+)\.(\d+)$/) {
2928 $vernum = $1*1000000+$2*1000+$3;
2931 die "detected old qemu-kvm binary ($kvmver)\n" if $vernum < 15000;
2933 my $have_ovz = -f
'/proc/vz/vestat';
2935 my $q35 = machine_type_is_q35
($conf);
2936 my $hotplug_features = parse_hotplug_features
(defined($conf->{hotplug
}) ?
$conf->{hotplug
} : '1');
2937 my $machine_type = $forcemachine || $conf->{machine
};
2938 my $use_old_bios_files = undef;
2939 ($use_old_bios_files, $machine_type) = qemu_use_old_bios_files
($machine_type);
2941 my $cpuunits = defined($conf->{cpuunits
}) ?
2942 $conf->{cpuunits
} : $defaults->{cpuunits
};
2944 push @$cmd, '/usr/bin/kvm';
2946 push @$cmd, '-id', $vmid;
2950 my $qmpsocket = qmp_socket
($vmid);
2951 push @$cmd, '-chardev', "socket,id=qmp,path=$qmpsocket,server,nowait";
2952 push @$cmd, '-mon', "chardev=qmp,mode=control";
2955 push @$cmd, '-pidfile' , pidfile_name
($vmid);
2957 push @$cmd, '-daemonize';
2959 if ($conf->{smbios1
}) {
2960 push @$cmd, '-smbios', "type=1,$conf->{smbios1}";
2963 if ($conf->{bios
} && $conf->{bios
} eq 'ovmf') {
2964 die "uefi base image not found\n" if ! -f
$OVMF_CODE;
2968 if (my $efidisk = $conf->{efidisk0
}) {
2969 my $d = PVE
::JSONSchema
::parse_property_string
($efidisk_fmt, $efidisk);
2970 my ($storeid, $volname) = PVE
::Storage
::parse_volume_id
($d->{file
}, 1);
2971 $format = $d->{format
};
2973 $path = PVE
::Storage
::path
($storecfg, $d->{file
});
2974 if (!defined($format)) {
2975 my $scfg = PVE
::Storage
::storage_config
($storecfg, $storeid);
2976 $format = qemu_img_format
($scfg, $volname);
2980 die "efidisk format must be specified\n"
2981 if !defined($format);
2984 warn "no efidisk configured! Using temporary efivars disk.\n";
2985 $path = "/tmp/$vmid-ovmf.fd";
2986 PVE
::Tools
::file_copy
($OVMF_VARS, $path, -s
$OVMF_VARS);
2990 push @$cmd, '-drive', "if=pflash,unit=0,format=raw,readonly,file=$OVMF_CODE";
2991 push @$cmd, '-drive', "if=pflash,unit=1,format=$format,id=drive-efidisk0,file=$path";
2995 # add usb controllers
2996 my @usbcontrollers = PVE
::QemuServer
::USB
::get_usb_controllers
($conf, $bridges, $q35, $usbdesc->{format
}, $MAX_USB_DEVICES);
2997 push @$devices, @usbcontrollers if @usbcontrollers;
2998 my $vga = $conf->{vga
};
3000 my $qxlnum = vga_conf_has_spice
($vga);
3001 $vga = 'qxl' if $qxlnum;
3004 if (qemu_machine_feature_enabled
($machine_type, $kvmver, 2, 9)) {
3005 $vga = (!$winversion || $winversion >= 6) ?
'std' : 'cirrus';
3007 $vga = ($winversion >= 6) ?
'std' : 'cirrus';
3011 # enable absolute mouse coordinates (needed by vnc)
3013 if (defined($conf->{tablet
})) {
3014 $tablet = $conf->{tablet
};
3016 $tablet = $defaults->{tablet
};
3017 $tablet = 0 if $qxlnum; # disable for spice because it is not needed
3018 $tablet = 0 if $vga =~ m/^serial\d+$/; # disable if we use serial terminal (no vga card)
3021 push @$devices, '-device', print_tabletdevice_full
($conf) if $tablet;
3024 my $gpu_passthrough;
3027 for (my $i = 0; $i < $MAX_HOSTPCI_DEVICES; $i++) {
3028 my $d = parse_hostpci
($conf->{"hostpci$i"});
3031 my $pcie = $d->{pcie
};
3033 die "q35 machine model is not enabled" if !$q35;
3034 $pciaddr = print_pcie_addr
("hostpci$i");
3036 $pciaddr = print_pci_addr
("hostpci$i", $bridges);
3039 my $rombar = defined($d->{rombar
}) && !$d->{rombar
} ?
',rombar=0' : '';
3040 my $romfile = $d->{romfile
};
3043 if ($d->{'x-vga'}) {
3044 $xvga = ',x-vga=on';
3047 $gpu_passthrough = 1;
3049 if ($conf->{bios
} && $conf->{bios
} eq 'ovmf') {
3053 my $pcidevices = $d->{pciid
};
3054 my $multifunction = 1 if @$pcidevices > 1;
3057 foreach my $pcidevice (@$pcidevices) {
3059 my $id = "hostpci$i";
3060 $id .= ".$j" if $multifunction;
3061 my $addr = $pciaddr;
3062 $addr .= ".$j" if $multifunction;
3063 my $devicestr = "vfio-pci,host=$pcidevice->{id}.$pcidevice->{function},id=$id$addr";
3066 $devicestr .= "$rombar$xvga";
3067 $devicestr .= ",multifunction=on" if $multifunction;
3068 $devicestr .= ",romfile=/usr/share/kvm/$romfile" if $romfile;
3071 push @$devices, '-device', $devicestr;
3077 my @usbdevices = PVE
::QemuServer
::USB
::get_usb_devices
($conf, $usbdesc->{format
}, $MAX_USB_DEVICES);
3078 push @$devices, @usbdevices if @usbdevices;
3080 for (my $i = 0; $i < $MAX_SERIAL_PORTS; $i++) {
3081 if (my $path = $conf->{"serial$i"}) {
3082 if ($path eq 'socket') {
3083 my $socket = "/var/run/qemu-server/${vmid}.serial$i";
3084 push @$devices, '-chardev', "socket,id=serial$i,path=$socket,server,nowait";
3085 push @$devices, '-device', "isa-serial,chardev=serial$i";
3087 die "no such serial device\n" if ! -c
$path;
3088 push @$devices, '-chardev', "tty,id=serial$i,path=$path";
3089 push @$devices, '-device', "isa-serial,chardev=serial$i";
3095 for (my $i = 0; $i < $MAX_PARALLEL_PORTS; $i++) {
3096 if (my $path = $conf->{"parallel$i"}) {
3097 die "no such parallel device\n" if ! -c
$path;
3098 my $devtype = $path =~ m!^/dev/usb/lp! ?
'tty' : 'parport';
3099 push @$devices, '-chardev', "$devtype,id=parallel$i,path=$path";
3100 push @$devices, '-device', "isa-parallel,chardev=parallel$i";
3104 my $vmname = $conf->{name
} || "vm$vmid";
3106 push @$cmd, '-name', $vmname;
3109 $sockets = $conf->{smp
} if $conf->{smp
}; # old style - no longer iused
3110 $sockets = $conf->{sockets
} if $conf->{sockets
};
3112 my $cores = $conf->{cores
} || 1;
3114 my $maxcpus = $sockets * $cores;
3116 my $vcpus = $conf->{vcpus
} ?
$conf->{vcpus
} : $maxcpus;
3118 my $allowed_vcpus = $cpuinfo->{cpus
};
3120 die "MAX $allowed_vcpus vcpus allowed per VM on this node\n"
3121 if ($allowed_vcpus < $maxcpus);
3123 if($hotplug_features->{cpu
} && qemu_machine_feature_enabled
($machine_type, $kvmver, 2, 7)) {
3125 push @$cmd, '-smp', "1,sockets=$sockets,cores=$cores,maxcpus=$maxcpus";
3126 for (my $i = 2; $i <= $vcpus; $i++) {
3127 my $cpustr = print_cpu_device
($conf,$i);
3128 push @$cmd, '-device', $cpustr;
3133 push @$cmd, '-smp', "$vcpus,sockets=$sockets,cores=$cores,maxcpus=$maxcpus";
3135 push @$cmd, '-nodefaults';
3137 my $bootorder = $conf->{boot
} || $confdesc->{boot
}->{default};
3139 my $bootindex_hash = {};
3141 foreach my $o (split(//, $bootorder)) {
3142 $bootindex_hash->{$o} = $i*100;
3146 push @$cmd, '-boot', "menu=on,strict=on,reboot-timeout=1000,splash=/usr/share/qemu-server/bootsplash.jpg";
3148 push @$cmd, '-no-acpi' if defined($conf->{acpi
}) && $conf->{acpi
} == 0;
3150 push @$cmd, '-no-reboot' if defined($conf->{reboot
}) && $conf->{reboot
} == 0;
3152 push @$cmd, '-vga', $vga if $vga && $vga !~ m/^serial\d+$/; # for kvm 77 and later
3154 if ($vga && $vga !~ m/^serial\d+$/ && $vga ne 'none'){
3155 my $socket = vnc_socket
($vmid);
3156 push @$cmd, '-vnc', "unix:$socket,x509,password";
3158 push @$cmd, '-nographic';
3162 my $tdf = defined($conf->{tdf
}) ?
$conf->{tdf
} : $defaults->{tdf
};
3164 my $useLocaltime = $conf->{localtime};
3166 if ($winversion >= 5) { # windows
3167 $useLocaltime = 1 if !defined($conf->{localtime});
3169 # use time drift fix when acpi is enabled
3170 if (!(defined($conf->{acpi
}) && $conf->{acpi
} == 0)) {
3171 $tdf = 1 if !defined($conf->{tdf
});
3175 if ($winversion >= 6) {
3176 push @$globalFlags, 'kvm-pit.lost_tick_policy=discard';
3177 push @$cmd, '-no-hpet';
3180 push @$rtcFlags, 'driftfix=slew' if $tdf;
3183 push @$machineFlags, 'accel=tcg';
3186 if ($machine_type) {
3187 push @$machineFlags, "type=${machine_type}";
3190 if ($conf->{startdate
}) {
3191 push @$rtcFlags, "base=$conf->{startdate}";
3192 } elsif ($useLocaltime) {
3193 push @$rtcFlags, 'base=localtime';
3196 my $cpu = $kvm ?
"kvm64" : "qemu64";
3197 if (my $cputype = $conf->{cpu
}) {
3198 my $cpuconf = PVE
::JSONSchema
::parse_property_string
($cpu_fmt, $cputype)
3199 or die "Cannot parse cpu description: $cputype\n";
3200 $cpu = $cpuconf->{cputype
};
3201 $kvm_off = 1 if $cpuconf->{hidden
};
3203 if (defined(my $flags = $cpuconf->{flags
})) {
3204 push @$cpuFlags, split(";", $flags);
3208 push @$cpuFlags , '+lahf_lm' if $cpu eq 'kvm64';
3210 push @$cpuFlags , '-x2apic'
3211 if $conf->{ostype
} && $conf->{ostype
} eq 'solaris';
3213 push @$cpuFlags, '+sep' if $cpu eq 'kvm64' || $cpu eq 'kvm32';
3215 push @$cpuFlags, '-rdtscp' if $cpu =~ m/^Opteron/;
3217 if (qemu_machine_feature_enabled
($machine_type, $kvmver, 2, 3)) {
3219 push @$cpuFlags , '+kvm_pv_unhalt' if $kvm;
3220 push @$cpuFlags , '+kvm_pv_eoi' if $kvm;
3223 add_hyperv_enlightenments
($cpuFlags, $winversion, $machine_type, $kvmver, $conf->{bios
}, $gpu_passthrough) if $kvm;
3225 push @$cpuFlags, 'enforce' if $cpu ne 'host' && $kvm;
3227 push @$cpuFlags, 'kvm=off' if $kvm_off;
3229 my $cpu_vendor = $cpu_vendor_list->{$cpu} ||
3230 die "internal error"; # should not happen
3232 push @$cpuFlags, "vendor=${cpu_vendor}"
3233 if $cpu_vendor ne 'default';
3235 $cpu .= "," . join(',', @$cpuFlags) if scalar(@$cpuFlags);
3237 push @$cmd, '-cpu', $cpu;
3239 PVE
::QemuServer
::Memory
::config
($conf, $vmid, $sockets, $cores, $defaults, $hotplug_features, $cmd);
3241 push @$cmd, '-S' if $conf->{freeze
};
3243 # set keyboard layout
3244 my $kb = $conf->{keyboard
} || $defaults->{keyboard
};
3245 push @$cmd, '-k', $kb if $kb;
3248 #my $soundhw = $conf->{soundhw} || $defaults->{soundhw};
3249 #push @$cmd, '-soundhw', 'es1370';
3250 #push @$cmd, '-soundhw', $soundhw if $soundhw;
3252 if($conf->{agent
}) {
3253 my $qgasocket = qmp_socket
($vmid, 1);
3254 my $pciaddr = print_pci_addr
("qga0", $bridges);
3255 push @$devices, '-chardev', "socket,path=$qgasocket,server,nowait,id=qga0";
3256 push @$devices, '-device', "virtio-serial,id=qga0$pciaddr";
3257 push @$devices, '-device', 'virtserialport,chardev=qga0,name=org.qemu.guest_agent.0';
3265 for(my $i = 1; $i < $qxlnum; $i++){
3266 my $pciaddr = print_pci_addr
("vga$i", $bridges);
3267 push @$cmd, '-device', "qxl,id=vga$i,ram_size=67108864,vram_size=33554432$pciaddr";
3270 # assume other OS works like Linux
3271 push @$cmd, '-global', 'qxl-vga.ram_size=134217728';
3272 push @$cmd, '-global', 'qxl-vga.vram_size=67108864';
3276 my $pciaddr = print_pci_addr
("spice", $bridges);
3278 my $nodename = PVE
::INotify
::nodename
();
3279 my $pfamily = PVE
::Tools
::get_host_address_family
($nodename);
3280 my @nodeaddrs = PVE
::Tools
::getaddrinfo_all
('localhost', family
=> $pfamily);
3281 die "failed to get an ip address of type $pfamily for 'localhost'\n" if !@nodeaddrs;
3282 my $localhost = PVE
::Network
::addr_to_ip
($nodeaddrs[0]->{addr
});
3283 $spice_port = PVE
::Tools
::next_spice_port
($pfamily, $localhost);
3285 push @$devices, '-spice', "tls-port=${spice_port},addr=$localhost,tls-ciphers=HIGH,seamless-migration=on";
3287 push @$devices, '-device', "virtio-serial,id=spice$pciaddr";
3288 push @$devices, '-chardev', "spicevmc,id=vdagent,name=vdagent";
3289 push @$devices, '-device', "virtserialport,chardev=vdagent,name=com.redhat.spice.0";
3292 # enable balloon by default, unless explicitly disabled
3293 if (!defined($conf->{balloon
}) || $conf->{balloon
}) {
3294 $pciaddr = print_pci_addr
("balloon0", $bridges);
3295 push @$devices, '-device', "virtio-balloon-pci,id=balloon0$pciaddr";
3298 if ($conf->{watchdog
}) {
3299 my $wdopts = parse_watchdog
($conf->{watchdog
});
3300 $pciaddr = print_pci_addr
("watchdog", $bridges);
3301 my $watchdog = $wdopts->{model
} || 'i6300esb';
3302 push @$devices, '-device', "$watchdog$pciaddr";
3303 push @$devices, '-watchdog-action', $wdopts->{action
} if $wdopts->{action
};
3307 my $scsicontroller = {};
3308 my $ahcicontroller = {};
3309 my $scsihw = defined($conf->{scsihw
}) ?
$conf->{scsihw
} : $defaults->{scsihw
};
3311 # Add iscsi initiator name if available
3312 if (my $initiator = get_initiator_name
()) {
3313 push @$devices, '-iscsi', "initiator-name=$initiator";
3316 foreach_drive
($conf, sub {
3317 my ($ds, $drive) = @_;
3319 if (PVE
::Storage
::parse_volume_id
($drive->{file
}, 1)) {
3320 push @$vollist, $drive->{file
};
3323 # ignore efidisk here, already added in bios/fw handling code above
3324 return if $drive->{interface
} eq 'efidisk';
3326 $use_virtio = 1 if $ds =~ m/^virtio/;
3328 if (drive_is_cdrom
($drive)) {
3329 if ($bootindex_hash->{d
}) {
3330 $drive->{bootindex
} = $bootindex_hash->{d
};
3331 $bootindex_hash->{d
} += 1;
3334 if ($bootindex_hash->{c
}) {
3335 $drive->{bootindex
} = $bootindex_hash->{c
} if $conf->{bootdisk
} && ($conf->{bootdisk
} eq $ds);
3336 $bootindex_hash->{c
} += 1;
3340 if($drive->{interface
} eq 'virtio'){
3341 push @$cmd, '-object', "iothread,id=iothread-$ds" if $drive->{iothread
};
3344 if ($drive->{interface
} eq 'scsi') {
3346 my ($maxdev, $controller, $controller_prefix) = scsihw_infos
($conf, $drive);
3348 $pciaddr = print_pci_addr
("$controller_prefix$controller", $bridges);
3349 my $scsihw_type = $scsihw =~ m/^virtio-scsi-single/ ?
"virtio-scsi-pci" : $scsihw;
3352 if($conf->{scsihw
} && $conf->{scsihw
} eq "virtio-scsi-single" && $drive->{iothread
}){
3353 $iothread .= ",iothread=iothread-$controller_prefix$controller";
3354 push @$cmd, '-object', "iothread,id=iothread-$controller_prefix$controller";
3355 } elsif ($drive->{iothread
}) {
3356 warn "iothread is only valid with virtio disk or virtio-scsi-single controller, ignoring\n";
3360 if($conf->{scsihw
} && $conf->{scsihw
} eq "virtio-scsi-single" && $drive->{queues
}){
3361 $queues = ",num_queues=$drive->{queues}";
3364 push @$devices, '-device', "$scsihw_type,id=$controller_prefix$controller$pciaddr$iothread$queues" if !$scsicontroller->{$controller};
3365 $scsicontroller->{$controller}=1;
3368 if ($drive->{interface
} eq 'sata') {
3369 my $controller = int($drive->{index} / $MAX_SATA_DISKS);
3370 $pciaddr = print_pci_addr
("ahci$controller", $bridges);
3371 push @$devices, '-device', "ahci,id=ahci$controller,multifunction=on$pciaddr" if !$ahcicontroller->{$controller};
3372 $ahcicontroller->{$controller}=1;
3375 my $drive_cmd = print_drive_full
($storecfg, $vmid, $drive);
3376 push @$devices, '-drive',$drive_cmd;
3377 push @$devices, '-device', print_drivedevice_full
($storecfg, $conf, $vmid, $drive, $bridges);
3380 for (my $i = 0; $i < $MAX_NETS; $i++) {
3381 next if !$conf->{"net$i"};
3382 my $d = parse_net
($conf->{"net$i"});
3385 $use_virtio = 1 if $d->{model
} eq 'virtio';
3387 if ($bootindex_hash->{n
}) {
3388 $d->{bootindex
} = $bootindex_hash->{n
};
3389 $bootindex_hash->{n
} += 1;
3392 my $netdevfull = print_netdev_full
($vmid,$conf,$d,"net$i");
3393 push @$devices, '-netdev', $netdevfull;
3395 my $netdevicefull = print_netdevice_full
($vmid, $conf, $d, "net$i", $bridges, $use_old_bios_files);
3396 push @$devices, '-device', $netdevicefull;
3401 if (qemu_machine_feature_enabled
($machine_type, $kvmver, 2, 3)) {
3406 $bridges->{3} = 1 if $scsihw =~ m/^virtio-scsi-single/;
3408 while (my ($k, $v) = each %$bridges) {
3409 $pciaddr = print_pci_addr
("pci.$k");
3410 unshift @$devices, '-device', "pci-bridge,id=pci.$k,chassis_nr=$k$pciaddr" if $k > 0;
3415 if ($conf->{args
}) {
3416 my $aa = PVE
::Tools
::split_args
($conf->{args
});
3420 push @$cmd, @$devices;
3421 push @$cmd, '-rtc', join(',', @$rtcFlags)
3422 if scalar(@$rtcFlags);
3423 push @$cmd, '-machine', join(',', @$machineFlags)
3424 if scalar(@$machineFlags);
3425 push @$cmd, '-global', join(',', @$globalFlags)
3426 if scalar(@$globalFlags);
3428 return wantarray ?
($cmd, $vollist, $spice_port) : $cmd;
3433 return "${var_run_tmpdir}/$vmid.vnc";
3439 my $res = vm_mon_cmd
($vmid, 'query-spice');
3441 return $res->{'tls-port'} || $res->{'port'} || die "no spice port\n";
3445 my ($vmid, $qga) = @_;
3446 my $sockettype = $qga ?
'qga' : 'qmp';
3447 return "${var_run_tmpdir}/$vmid.$sockettype";
3452 return "${var_run_tmpdir}/$vmid.pid";
3455 sub vm_devices_list
{
3458 my $res = vm_mon_cmd
($vmid, 'query-pci');
3460 foreach my $pcibus (@$res) {
3461 foreach my $device (@{$pcibus->{devices
}}) {
3462 next if !$device->{'qdev_id'};
3463 if ($device->{'pci_bridge'}) {
3464 $devices->{$device->{'qdev_id'}} = 1;
3465 foreach my $bridge_device (@{$device->{'pci_bridge'}->{devices
}}) {
3466 next if !$bridge_device->{'qdev_id'};
3467 $devices->{$bridge_device->{'qdev_id'}} = 1;
3468 $devices->{$device->{'qdev_id'}}++;
3471 $devices->{$device->{'qdev_id'}} = 1;
3476 my $resblock = vm_mon_cmd
($vmid, 'query-block');
3477 foreach my $block (@$resblock) {
3478 if($block->{device
} =~ m/^drive-(\S+)/){
3483 my $resmice = vm_mon_cmd
($vmid, 'query-mice');
3484 foreach my $mice (@$resmice) {
3485 if ($mice->{name
} eq 'QEMU HID Tablet') {
3486 $devices->{tablet
} = 1;
3491 # for usb devices there is no query-usb
3492 # but we can iterate over the entries in
3493 # qom-list path=/machine/peripheral
3494 my $resperipheral = vm_mon_cmd
($vmid, 'qom-list', path
=> '/machine/peripheral');
3495 foreach my $per (@$resperipheral) {
3496 if ($per->{name
} =~ m/^usb\d+$/) {
3497 $devices->{$per->{name
}} = 1;
3505 my ($storecfg, $conf, $vmid, $deviceid, $device) = @_;
3507 my $q35 = machine_type_is_q35
($conf);
3509 my $devices_list = vm_devices_list
($vmid);
3510 return 1 if defined($devices_list->{$deviceid});
3512 qemu_add_pci_bridge
($storecfg, $conf, $vmid, $deviceid); # add PCI bridge if we need it for the device
3514 if ($deviceid eq 'tablet') {
3516 qemu_deviceadd
($vmid, print_tabletdevice_full
($conf));
3518 } elsif ($deviceid =~ m/^usb(\d+)$/) {
3520 die "usb hotplug currently not reliable\n";
3521 # since we can't reliably hot unplug all added usb devices
3522 # and usb passthrough disables live migration
3523 # we disable usb hotplugging for now
3524 qemu_deviceadd
($vmid, PVE
::QemuServer
::USB
::print_usbdevice_full
($conf, $deviceid, $device));
3526 } elsif ($deviceid =~ m/^(virtio)(\d+)$/) {
3528 qemu_iothread_add
($vmid, $deviceid, $device);
3530 qemu_driveadd
($storecfg, $vmid, $device);
3531 my $devicefull = print_drivedevice_full
($storecfg, $conf, $vmid, $device);
3533 qemu_deviceadd
($vmid, $devicefull);
3534 eval { qemu_deviceaddverify
($vmid, $deviceid); };
3536 eval { qemu_drivedel
($vmid, $deviceid); };
3541 } elsif ($deviceid =~ m/^(virtioscsi|scsihw)(\d+)$/) {
3544 my $scsihw = defined($conf->{scsihw
}) ?
$conf->{scsihw
} : "lsi";
3545 my $pciaddr = print_pci_addr
($deviceid);
3546 my $scsihw_type = $scsihw eq 'virtio-scsi-single' ?
"virtio-scsi-pci" : $scsihw;
3548 my $devicefull = "$scsihw_type,id=$deviceid$pciaddr";
3550 if($deviceid =~ m/^virtioscsi(\d+)$/ && $device->{iothread
}) {
3551 qemu_iothread_add
($vmid, $deviceid, $device);
3552 $devicefull .= ",iothread=iothread-$deviceid";
3555 if($deviceid =~ m/^virtioscsi(\d+)$/ && $device->{queues
}) {
3556 $devicefull .= ",num_queues=$device->{queues}";
3559 qemu_deviceadd
($vmid, $devicefull);
3560 qemu_deviceaddverify
($vmid, $deviceid);
3562 } elsif ($deviceid =~ m/^(scsi)(\d+)$/) {
3564 qemu_findorcreatescsihw
($storecfg,$conf, $vmid, $device);
3565 qemu_driveadd
($storecfg, $vmid, $device);
3567 my $devicefull = print_drivedevice_full
($storecfg, $conf, $vmid, $device);
3568 eval { qemu_deviceadd
($vmid, $devicefull); };
3570 eval { qemu_drivedel
($vmid, $deviceid); };
3575 } elsif ($deviceid =~ m/^(net)(\d+)$/) {
3577 return undef if !qemu_netdevadd
($vmid, $conf, $device, $deviceid);
3579 my $machine_type = PVE
::QemuServer
::qemu_machine_pxe
($vmid, $conf);
3580 my $use_old_bios_files = undef;
3581 ($use_old_bios_files, $machine_type) = qemu_use_old_bios_files
($machine_type);
3583 my $netdevicefull = print_netdevice_full
($vmid, $conf, $device, $deviceid, undef, $use_old_bios_files);
3584 qemu_deviceadd
($vmid, $netdevicefull);
3585 eval { qemu_deviceaddverify
($vmid, $deviceid); };
3587 eval { qemu_netdevdel
($vmid, $deviceid); };
3592 } elsif (!$q35 && $deviceid =~ m/^(pci\.)(\d+)$/) {
3595 my $pciaddr = print_pci_addr
($deviceid);
3596 my $devicefull = "pci-bridge,id=pci.$bridgeid,chassis_nr=$bridgeid$pciaddr";
3598 qemu_deviceadd
($vmid, $devicefull);
3599 qemu_deviceaddverify
($vmid, $deviceid);
3602 die "can't hotplug device '$deviceid'\n";
3608 # fixme: this should raise exceptions on error!
3609 sub vm_deviceunplug
{
3610 my ($vmid, $conf, $deviceid) = @_;
3612 my $devices_list = vm_devices_list
($vmid);
3613 return 1 if !defined($devices_list->{$deviceid});
3615 die "can't unplug bootdisk" if $conf->{bootdisk
} && $conf->{bootdisk
} eq $deviceid;
3617 if ($deviceid eq 'tablet') {
3619 qemu_devicedel
($vmid, $deviceid);
3621 } elsif ($deviceid =~ m/^usb\d+$/) {
3623 die "usb hotplug currently not reliable\n";
3624 # when unplugging usb devices this way,
3625 # there may be remaining usb controllers/hubs
3626 # so we disable it for now
3627 qemu_devicedel
($vmid, $deviceid);
3628 qemu_devicedelverify
($vmid, $deviceid);
3630 } elsif ($deviceid =~ m/^(virtio)(\d+)$/) {
3632 qemu_devicedel
($vmid, $deviceid);
3633 qemu_devicedelverify
($vmid, $deviceid);
3634 qemu_drivedel
($vmid, $deviceid);
3635 qemu_iothread_del
($conf, $vmid, $deviceid);
3637 } elsif ($deviceid =~ m/^(virtioscsi|scsihw)(\d+)$/) {
3639 qemu_devicedel
($vmid, $deviceid);
3640 qemu_devicedelverify
($vmid, $deviceid);
3641 qemu_iothread_del
($conf, $vmid, $deviceid);
3643 } elsif ($deviceid =~ m/^(scsi)(\d+)$/) {
3645 #qemu 2.3 segfault on drive_del with virtioscsi + iothread
3646 my $device = parse_drive
($deviceid, $conf->{$deviceid});
3647 die "virtioscsi with iothread is not hot-unplugglable currently" if $device->{iothread
};
3649 qemu_devicedel
($vmid, $deviceid);
3650 qemu_drivedel
($vmid, $deviceid);
3651 qemu_deletescsihw
($conf, $vmid, $deviceid);
3653 } elsif ($deviceid =~ m/^(net)(\d+)$/) {
3655 qemu_devicedel
($vmid, $deviceid);
3656 qemu_devicedelverify
($vmid, $deviceid);
3657 qemu_netdevdel
($vmid, $deviceid);
3660 die "can't unplug device '$deviceid'\n";
3666 sub qemu_deviceadd
{
3667 my ($vmid, $devicefull) = @_;
3669 $devicefull = "driver=".$devicefull;
3670 my %options = split(/[=,]/, $devicefull);
3672 vm_mon_cmd
($vmid, "device_add" , %options);
3675 sub qemu_devicedel
{
3676 my ($vmid, $deviceid) = @_;
3678 my $ret = vm_mon_cmd
($vmid, "device_del", id
=> $deviceid);
3681 sub qemu_iothread_add
{
3682 my($vmid, $deviceid, $device) = @_;
3684 if ($device->{iothread
}) {
3685 my $iothreads = vm_iothreads_list
($vmid);
3686 qemu_objectadd
($vmid, "iothread-$deviceid", "iothread") if !$iothreads->{"iothread-$deviceid"};
3690 sub qemu_iothread_del
{
3691 my($conf, $vmid, $deviceid) = @_;
3693 my $device = parse_drive
($deviceid, $conf->{$deviceid});
3694 if ($device->{iothread
}) {
3695 my $iothreads = vm_iothreads_list
($vmid);
3696 qemu_objectdel
($vmid, "iothread-$deviceid") if $iothreads->{"iothread-$deviceid"};
3700 sub qemu_objectadd
{
3701 my($vmid, $objectid, $qomtype) = @_;
3703 vm_mon_cmd
($vmid, "object-add", id
=> $objectid, "qom-type" => $qomtype);
3708 sub qemu_objectdel
{
3709 my($vmid, $objectid) = @_;
3711 vm_mon_cmd
($vmid, "object-del", id
=> $objectid);
3717 my ($storecfg, $vmid, $device) = @_;
3719 my $drive = print_drive_full
($storecfg, $vmid, $device);
3720 $drive =~ s/\\/\\\\/g;
3721 my $ret = vm_human_monitor_command
($vmid, "drive_add auto \"$drive\"");
3723 # If the command succeeds qemu prints: "OK
"
3724 return 1 if $ret =~ m/OK/s;
3726 die "adding drive failed
: $ret\n";
3730 my($vmid, $deviceid) = @_;
3732 my $ret = vm_human_monitor_command($vmid, "drive_del drive-
$deviceid");
3735 return 1 if $ret eq "";
3737 # NB: device not found errors mean the drive was auto-deleted and we ignore the error
3738 return 1 if $ret =~ m/Device \'.*?\' not found/s;
3740 die "deleting drive
$deviceid failed
: $ret\n";
3743 sub qemu_deviceaddverify {
3744 my ($vmid, $deviceid) = @_;
3746 for (my $i = 0; $i <= 5; $i++) {
3747 my $devices_list = vm_devices_list($vmid);
3748 return 1 if defined($devices_list->{$deviceid});
3752 die "error on hotplug device
'$deviceid'\n";
3756 sub qemu_devicedelverify {
3757 my ($vmid, $deviceid) = @_;
3759 # need to verify that the device is correctly removed as device_del
3760 # is async and empty return is not reliable
3762 for (my $i = 0; $i <= 5; $i++) {
3763 my $devices_list = vm_devices_list($vmid);
3764 return 1 if !defined($devices_list->{$deviceid});
3768 die "error on hot-unplugging device
'$deviceid'\n";
3771 sub qemu_findorcreatescsihw {
3772 my ($storecfg, $conf, $vmid, $device) = @_;
3774 my ($maxdev, $controller, $controller_prefix) = scsihw_infos($conf, $device);
3776 my $scsihwid="$controller_prefix$controller";
3777 my $devices_list = vm_devices_list($vmid);
3779 if(!defined($devices_list->{$scsihwid})) {
3780 vm_deviceplug($storecfg, $conf, $vmid, $scsihwid, $device);
3786 sub qemu_deletescsihw {
3787 my ($conf, $vmid, $opt) = @_;
3789 my $device = parse_drive($opt, $conf->{$opt});
3791 if ($conf->{scsihw} && ($conf->{scsihw} eq 'virtio-scsi-single')) {
3792 vm_deviceunplug($vmid, $conf, "virtioscsi
$device->{index}");
3796 my ($maxdev, $controller, $controller_prefix) = scsihw_infos($conf, $device);
3798 my $devices_list = vm_devices_list($vmid);
3799 foreach my $opt (keys %{$devices_list}) {
3800 if (PVE::QemuServer::is_valid_drivename($opt)) {
3801 my $drive = PVE::QemuServer::parse_drive($opt, $conf->{$opt});
3802 if($drive->{interface} eq 'scsi' && $drive->{index} < (($maxdev-1)*($controller+1))) {
3808 my $scsihwid="scsihw
$controller";
3810 vm_deviceunplug($vmid, $conf, $scsihwid);
3815 sub qemu_add_pci_bridge {
3816 my ($storecfg, $conf, $vmid, $device) = @_;
3822 print_pci_addr($device, $bridges);
3824 while (my ($k, $v) = each %$bridges) {
3827 return 1 if !defined($bridgeid) || $bridgeid < 1;
3829 my $bridge = "pci
.$bridgeid";
3830 my $devices_list = vm_devices_list($vmid);
3832 if (!defined($devices_list->{$bridge})) {
3833 vm_deviceplug($storecfg, $conf, $vmid, $bridge);
3839 sub qemu_set_link_status {
3840 my ($vmid, $device, $up) = @_;
3842 vm_mon_cmd($vmid, "set_link
", name => $device,
3843 up => $up ? JSON::true : JSON::false);
3846 sub qemu_netdevadd {
3847 my ($vmid, $conf, $device, $deviceid) = @_;
3849 my $netdev = print_netdev_full($vmid, $conf, $device, $deviceid, 1);
3850 my %options = split(/[=,]/, $netdev);
3852 vm_mon_cmd($vmid, "netdev_add
", %options);
3856 sub qemu_netdevdel {
3857 my ($vmid, $deviceid) = @_;
3859 vm_mon_cmd($vmid, "netdev_del
", id => $deviceid);
3862 sub qemu_usb_hotplug {
3863 my ($storecfg, $conf, $vmid, $deviceid, $device) = @_;
3867 # remove the old one first
3868 vm_deviceunplug($vmid, $conf, $deviceid);
3870 # check if xhci controller is necessary and available
3871 if ($device->{usb3}) {
3873 my $devicelist = vm_devices_list($vmid);
3875 if (!$devicelist->{xhci}) {
3876 my $pciaddr = print_pci_addr("xhci
");
3877 qemu_deviceadd($vmid, "nec-usb-xhci
,id
=xhci
$pciaddr");
3880 my $d = parse_usb_device($device->{host});
3881 $d->{usb3} = $device->{usb3};
3884 vm_deviceplug($storecfg, $conf, $vmid, $deviceid, $d);
3887 sub qemu_cpu_hotplug {
3888 my ($vmid, $conf, $vcpus) = @_;
3890 my $machine_type = PVE::QemuServer::get_current_qemu_machine($vmid);
3893 $sockets = $conf->{smp} if $conf->{smp}; # old style - no longer iused
3894 $sockets = $conf->{sockets} if $conf->{sockets};
3895 my $cores = $conf->{cores} || 1;
3896 my $maxcpus = $sockets * $cores;
3898 $vcpus = $maxcpus if !$vcpus;
3900 die "you can
't add more vcpus than maxcpus\n"
3901 if $vcpus > $maxcpus;
3903 my $currentvcpus = $conf->{vcpus} || $maxcpus;
3905 if ($vcpus < $currentvcpus) {
3907 if (qemu_machine_feature_enabled ($machine_type, undef, 2, 7)) {
3909 for (my $i = $currentvcpus; $i > $vcpus; $i--) {
3910 qemu_devicedel($vmid, "cpu$i");
3912 my $currentrunningvcpus = undef;
3914 $currentrunningvcpus = vm_mon_cmd($vmid, "query-cpus");
3915 last if scalar(@{$currentrunningvcpus}) == $i-1;
3916 raise_param_exc({ vcpus => "error unplugging cpu$i" }) if $retry > 5;
3920 #update conf after each succesfull cpu unplug
3921 $conf->{vcpus} = scalar(@{$currentrunningvcpus});
3922 PVE::QemuConfig->write_config($vmid, $conf);
3925 die "cpu hot-unplugging requires qemu version 2.7 or higher\n";
3931 my $currentrunningvcpus = vm_mon_cmd($vmid, "query-cpus");
3932 die "vcpus in running vm does not match its configuration\n"
3933 if scalar(@{$currentrunningvcpus}) != $currentvcpus;
3935 if (qemu_machine_feature_enabled ($machine_type, undef, 2, 7)) {
3937 for (my $i = $currentvcpus+1; $i <= $vcpus; $i++) {
3938 my $cpustr = print_cpu_device($conf, $i);
3939 qemu_deviceadd($vmid, $cpustr);
3942 my $currentrunningvcpus = undef;
3944 $currentrunningvcpus = vm_mon_cmd($vmid, "query-cpus");
3945 last if scalar(@{$currentrunningvcpus}) == $i;
3946 raise_param_exc({ vcpus => "error hotplugging cpu$i" }) if $retry > 10;
3950 #update conf after each succesfull cpu hotplug
3951 $conf->{vcpus} = scalar(@{$currentrunningvcpus});
3952 PVE::QemuConfig->write_config($vmid, $conf);
3956 for (my $i = $currentvcpus; $i < $vcpus; $i++) {
3957 vm_mon_cmd($vmid, "cpu-add", id => int($i));
3962 sub qemu_block_set_io_throttle {
3963 my ($vmid, $deviceid,
3964 $bps, $bps_rd, $bps_wr, $iops, $iops_rd, $iops_wr,
3965 $bps_max, $bps_rd_max, $bps_wr_max, $iops_max, $iops_rd_max, $iops_wr_max,
3966 $bps_max_length, $bps_rd_max_length, $bps_wr_max_length,
3967 $iops_max_length, $iops_rd_max_length, $iops_wr_max_length) = @_;
3969 return if !check_running($vmid) ;
3971 vm_mon_cmd($vmid, "block_set_io_throttle", device => $deviceid,
3973 bps_rd => int($bps_rd),
3974 bps_wr => int($bps_wr),
3976 iops_rd => int($iops_rd),
3977 iops_wr => int($iops_wr),
3978 bps_max => int($bps_max),
3979 bps_rd_max => int($bps_rd_max),
3980 bps_wr_max => int($bps_wr_max),
3981 iops_max => int($iops_max),
3982 iops_rd_max => int($iops_rd_max),
3983 iops_wr_max => int($iops_wr_max),
3984 bps_max_length => int($bps_max_length),
3985 bps_rd_max_length => int($bps_rd_max_length),
3986 bps_wr_max_length => int($bps_wr_max_length),
3987 iops_max_length => int($iops_max_length),
3988 iops_rd_max_length => int($iops_rd_max_length),
3989 iops_wr_max_length => int($iops_wr_max_length),
3994 # old code, only used to shutdown old VM after update
3996 my ($fh, $timeout) = @_;
3998 my $sel = new IO::Select;
4005 while (scalar (@ready = $sel->can_read($timeout))) {
4007 if ($count = $fh->sysread($buf, 8192)) {
4008 if ($buf =~ /^(.*)\(qemu\) $/s) {
4015 if (!defined($count)) {
4022 die "monitor read timeout\n" if !scalar(@ready);
4027 # old code, only used to shutdown old VM after update
4028 sub vm_monitor_command {
4029 my ($vmid, $cmdstr, $nocheck) = @_;
4034 die "VM $vmid not running\n" if !check_running($vmid, $nocheck);
4036 my $sname = "${var_run_tmpdir}/$vmid.mon";
4038 my $sock = IO::Socket::UNIX->new( Peer => $sname ) ||
4039 die "unable to connect to VM $vmid socket - $!\n";
4043 # hack: migrate sometime blocks the monitor (when migrate_downtime
4045 if ($cmdstr =~ m/^(info\s+migrate|migrate\s)/) {
4046 $timeout = 60*60; # 1 hour
4050 my $data = __read_avail($sock, $timeout);
4052 if ($data !~ m/^QEMU\s+(\S+)\s+monitor\s/) {
4053 die "got unexpected qemu monitor banner\n";
4056 my $sel = new IO::Select;
4059 if (!scalar(my @ready = $sel->can_write($timeout))) {
4060 die "monitor write error - timeout";
4063 my $fullcmd = "$cmdstr\r";
4065 # syslog('info
', "VM $vmid monitor command: $cmdstr");
4068 if (!($b = $sock->syswrite($fullcmd)) || ($b != length($fullcmd))) {
4069 die "monitor write error - $!";
4072 return if ($cmdstr eq 'q
') || ($cmdstr eq 'quit
');
4076 if ($cmdstr =~ m/^(info\s+migrate|migrate\s)/) {
4077 $timeout = 60*60; # 1 hour
4078 } elsif ($cmdstr =~ m/^(eject|change)/) {
4079 $timeout = 60; # note: cdrom mount command is slow
4081 if ($res = __read_avail($sock, $timeout)) {
4083 my @lines = split("\r?\n", $res);
4085 shift @lines if $lines[0] !~ m/^unknown command/; # skip echo
4087 $res = join("\n", @lines);
4095 syslog("err", "VM $vmid monitor command failed - $err");
4102 sub qemu_block_resize {
4103 my ($vmid, $deviceid, $storecfg, $volid, $size) = @_;
4105 my $running = check_running($vmid);
4107 $size = 0 if !PVE::Storage::volume_resize($storecfg, $volid, $size, $running);
4109 return if !$running;
4111 vm_mon_cmd($vmid, "block_resize", device => $deviceid, size => int($size));
4115 sub qemu_volume_snapshot {
4116 my ($vmid, $deviceid, $storecfg, $volid, $snap) = @_;
4118 my $running = check_running($vmid);
4120 if ($running && do_snapshots_with_qemu($storecfg, $volid)){
4121 vm_mon_cmd($vmid, "snapshot-drive", device => $deviceid, name => $snap);
4123 PVE::Storage::volume_snapshot($storecfg, $volid, $snap);
4127 sub qemu_volume_snapshot_delete {
4128 my ($vmid, $deviceid, $storecfg, $volid, $snap) = @_;
4130 my $running = check_running($vmid);
4132 if ($running && do_snapshots_with_qemu($storecfg, $volid)){
4133 vm_mon_cmd($vmid, "delete-drive-snapshot", device => $deviceid, name => $snap);
4135 PVE::Storage::volume_snapshot_delete($storecfg, $volid, $snap, $running);
4139 sub set_migration_caps {
4145 "auto-converge" => 1,
4147 "x-rdma-pin-all" => 0,
4152 my $supported_capabilities = vm_mon_cmd_nocheck($vmid, "query-migrate-capabilities");
4154 for my $supported_capability (@$supported_capabilities) {
4156 capability => $supported_capability->{capability},
4157 state => $enabled_cap->{$supported_capability->{capability}} ? JSON::true : JSON::false,
4161 vm_mon_cmd_nocheck($vmid, "migrate-set-capabilities", capabilities => $cap_ref);
4164 my $fast_plug_option = {
4172 'vmstatestorage
' => 1,
4175 # hotplug changes in [PENDING]
4176 # $selection hash can be used to only apply specified options, for
4177 # example: { cores => 1 } (only apply changed 'cores
')
4178 # $errors ref is used to return error messages
4179 sub vmconfig_hotplug_pending {
4180 my ($vmid, $conf, $storecfg, $selection, $errors) = @_;
4182 my $defaults = load_defaults();
4184 # commit values which do not have any impact on running VM first
4185 # Note: those option cannot raise errors, we we do not care about
4186 # $selection and always apply them.
4188 my $add_error = sub {
4189 my ($opt, $msg) = @_;
4190 $errors->{$opt} = "hotplug problem - $msg";
4194 foreach my $opt (keys %{$conf->{pending}}) { # add/change
4195 if ($fast_plug_option->{$opt}) {
4196 $conf->{$opt} = $conf->{pending}->{$opt};
4197 delete $conf->{pending}->{$opt};
4203 PVE::QemuConfig->write_config($vmid, $conf);
4204 $conf = PVE::QemuConfig->load_config($vmid); # update/reload
4207 my $hotplug_features = parse_hotplug_features(defined($conf->{hotplug}) ? $conf->{hotplug} : '1');
4209 my $pending_delete_hash = split_flagged_list($conf->{pending}->{delete});
4210 while (my ($opt, $force) = each %$pending_delete_hash) {
4211 next if $selection && !$selection->{$opt};
4213 if ($opt eq 'hotplug
') {
4214 die "skip\n" if ($conf->{hotplug} =~ /memory/);
4215 } elsif ($opt eq 'tablet
') {
4216 die "skip\n" if !$hotplug_features->{usb};
4217 if ($defaults->{tablet}) {
4218 vm_deviceplug($storecfg, $conf, $vmid, $opt);
4220 vm_deviceunplug($vmid, $conf, $opt);
4222 } elsif ($opt =~ m/^usb\d+/) {
4224 # since we cannot reliably hot unplug usb devices
4225 # we are disabling it
4226 die "skip\n" if !$hotplug_features->{usb} || $conf->{$opt} =~ m/spice/i;
4227 vm_deviceunplug($vmid, $conf, $opt);
4228 } elsif ($opt eq 'vcpus
') {
4229 die "skip\n" if !$hotplug_features->{cpu};
4230 qemu_cpu_hotplug($vmid, $conf, undef);
4231 } elsif ($opt eq 'balloon
') {
4232 # enable balloon device is not hotpluggable
4233 die "skip\n" if !defined($conf->{balloon}) || $conf->{balloon};
4234 } elsif ($fast_plug_option->{$opt}) {
4236 } elsif ($opt =~ m/^net(\d+)$/) {
4237 die "skip\n" if !$hotplug_features->{network};
4238 vm_deviceunplug($vmid, $conf, $opt);
4239 } elsif (is_valid_drivename($opt)) {
4240 die "skip\n" if !$hotplug_features->{disk} || $opt =~ m/(ide|sata)(\d+)/;
4241 vm_deviceunplug($vmid, $conf, $opt);
4242 vmconfig_delete_or_detach_drive($vmid, $storecfg, $conf, $opt, $force);
4243 } elsif ($opt =~ m/^memory$/) {
4244 die "skip\n" if !$hotplug_features->{memory};
4245 PVE::QemuServer::Memory::qemu_memory_hotplug($vmid, $conf, $defaults, $opt);
4246 } elsif ($opt eq 'cpuunits
') {
4247 cgroups_write("cpu", $vmid, "cpu.shares", $defaults->{cpuunits});
4248 } elsif ($opt eq 'cpulimit
') {
4249 cgroups_write("cpu", $vmid, "cpu.cfs_quota_us", -1);
4255 &$add_error($opt, $err) if $err ne "skip\n";
4257 # save new config if hotplug was successful
4258 delete $conf->{$opt};
4259 vmconfig_undelete_pending_option($conf, $opt);
4260 PVE::QemuConfig->write_config($vmid, $conf);
4261 $conf = PVE::QemuConfig->load_config($vmid); # update/reload
4265 foreach my $opt (keys %{$conf->{pending}}) {
4266 next if $selection && !$selection->{$opt};
4267 my $value = $conf->{pending}->{$opt};
4269 if ($opt eq 'hotplug
') {
4270 die "skip\n" if ($value =~ /memory/) || ($value !~ /memory/ && $conf->{hotplug} =~ /memory/);
4271 } elsif ($opt eq 'tablet
') {
4272 die "skip\n" if !$hotplug_features->{usb};
4274 vm_deviceplug($storecfg, $conf, $vmid, $opt);
4275 } elsif ($value == 0) {
4276 vm_deviceunplug($vmid, $conf, $opt);
4278 } elsif ($opt =~ m/^usb\d+$/) {
4280 # since we cannot reliably hot unplug usb devices
4281 # we are disabling it
4282 die "skip\n" if !$hotplug_features->{usb} || $value =~ m/spice/i;
4283 my $d = eval { PVE::JSONSchema::parse_property_string($usbdesc->{format}, $value) };
4284 die "skip\n" if !$d;
4285 qemu_usb_hotplug($storecfg, $conf, $vmid, $opt, $d);
4286 } elsif ($opt eq 'vcpus
') {
4287 die "skip\n" if !$hotplug_features->{cpu};
4288 qemu_cpu_hotplug($vmid, $conf, $value);
4289 } elsif ($opt eq 'balloon
') {
4290 # enable/disable balloning device is not hotpluggable
4291 my $old_balloon_enabled = !!(!defined($conf->{balloon}) || $conf->{balloon});
4292 my $new_balloon_enabled = !!(!defined($conf->{pending}->{balloon}) || $conf->{pending}->{balloon});
4293 die "skip\n" if $old_balloon_enabled != $new_balloon_enabled;
4295 # allow manual ballooning if shares is set to zero
4296 if ((defined($conf->{shares}) && ($conf->{shares} == 0))) {
4297 my $balloon = $conf->{pending}->{balloon} || $conf->{memory} || $defaults->{memory};
4298 vm_mon_cmd($vmid, "balloon", value => $balloon*1024*1024);
4300 } elsif ($opt =~ m/^net(\d+)$/) {
4301 # some changes can be done without hotplug
4302 vmconfig_update_net($storecfg, $conf, $hotplug_features->{network},
4303 $vmid, $opt, $value);
4304 } elsif (is_valid_drivename($opt)) {
4305 # some changes can be done without hotplug
4306 vmconfig_update_disk($storecfg, $conf, $hotplug_features->{disk},
4307 $vmid, $opt, $value, 1);
4308 } elsif ($opt =~ m/^memory$/) { #dimms
4309 die "skip\n" if !$hotplug_features->{memory};
4310 $value = PVE::QemuServer::Memory::qemu_memory_hotplug($vmid, $conf, $defaults, $opt, $value);
4311 } elsif ($opt eq 'cpuunits
') {
4312 cgroups_write("cpu", $vmid, "cpu.shares", $conf->{pending}->{$opt});
4313 } elsif ($opt eq 'cpulimit
') {
4314 my $cpulimit = $conf->{pending}->{$opt} == 0 ? -1 : int($conf->{pending}->{$opt} * 100000);
4315 cgroups_write("cpu", $vmid, "cpu.cfs_quota_us", $cpulimit);
4317 die "skip\n"; # skip non-hot-pluggable options
4321 &$add_error($opt, $err) if $err ne "skip\n";
4323 # save new config if hotplug was successful
4324 $conf->{$opt} = $value;
4325 delete $conf->{pending}->{$opt};
4326 PVE::QemuConfig->write_config($vmid, $conf);
4327 $conf = PVE::QemuConfig->load_config($vmid); # update/reload
4332 sub try_deallocate_drive {
4333 my ($storecfg, $vmid, $conf, $key, $drive, $rpcenv, $authuser, $force) = @_;
4335 if (($force || $key =~ /^unused/) && !drive_is_cdrom($drive, 1)) {
4336 my $volid = $drive->{file};
4337 if (vm_is_volid_owner($storecfg, $vmid, $volid)) {
4338 my $sid = PVE::Storage::parse_volume_id($volid);
4339 $rpcenv->check($authuser, "/storage/$sid", ['Datastore
.AllocateSpace
']);
4341 # check if the disk is really unused
4342 die "unable to delete '$volid' - volume is still in use (snapshot?)\n"
4343 if is_volume_in_use($storecfg, $conf, $key, $volid);
4344 PVE::Storage::vdisk_free($storecfg, $volid);
4347 # If vm is not owner of this disk remove from config
4355 sub vmconfig_delete_or_detach_drive {
4356 my ($vmid, $storecfg, $conf, $opt, $force) = @_;
4358 my $drive = parse_drive($opt, $conf->{$opt});
4360 my $rpcenv = PVE::RPCEnvironment::get();
4361 my $authuser = $rpcenv->get_user();
4364 $rpcenv->check_vm_perm($authuser, $vmid, undef, ['VM
.Config
.Disk
']);
4365 try_deallocate_drive($storecfg, $vmid, $conf, $opt, $drive, $rpcenv, $authuser, $force);
4367 vmconfig_register_unused_drive($storecfg, $vmid, $conf, $drive);
4371 sub vmconfig_apply_pending {
4372 my ($vmid, $conf, $storecfg) = @_;
4376 my $pending_delete_hash = split_flagged_list($conf->{pending}->{delete});
4377 while (my ($opt, $force) = each %$pending_delete_hash) {
4378 die "internal error" if $opt =~ m/^unused/;
4379 $conf = PVE::QemuConfig->load_config($vmid); # update/reload
4380 if (!defined($conf->{$opt})) {
4381 vmconfig_undelete_pending_option($conf, $opt);
4382 PVE::QemuConfig->write_config($vmid, $conf);
4383 } elsif (is_valid_drivename($opt)) {
4384 vmconfig_delete_or_detach_drive($vmid, $storecfg, $conf, $opt, $force);
4385 vmconfig_undelete_pending_option($conf, $opt);
4386 delete $conf->{$opt};
4387 PVE::QemuConfig->write_config($vmid, $conf);
4389 vmconfig_undelete_pending_option($conf, $opt);
4390 delete $conf->{$opt};
4391 PVE::QemuConfig->write_config($vmid, $conf);
4395 $conf = PVE::QemuConfig->load_config($vmid); # update/reload
4397 foreach my $opt (keys %{$conf->{pending}}) { # add/change
4398 $conf = PVE::QemuConfig->load_config($vmid); # update/reload
4400 if (defined($conf->{$opt}) && ($conf->{$opt} eq $conf->{pending}->{$opt})) {
4401 # skip if nothing changed
4402 } elsif (is_valid_drivename($opt)) {
4403 vmconfig_register_unused_drive($storecfg, $vmid, $conf, parse_drive($opt, $conf->{$opt}))
4404 if defined($conf->{$opt});
4405 $conf->{$opt} = $conf->{pending}->{$opt};
4407 $conf->{$opt} = $conf->{pending}->{$opt};
4410 delete $conf->{pending}->{$opt};
4411 PVE::QemuConfig->write_config($vmid, $conf);
4415 my $safe_num_ne = sub {
4418 return 0 if !defined($a) && !defined($b);
4419 return 1 if !defined($a);
4420 return 1 if !defined($b);
4425 my $safe_string_ne = sub {
4428 return 0 if !defined($a) && !defined($b);
4429 return 1 if !defined($a);
4430 return 1 if !defined($b);
4435 sub vmconfig_update_net {
4436 my ($storecfg, $conf, $hotplug, $vmid, $opt, $value) = @_;
4438 my $newnet = parse_net($value);
4440 if ($conf->{$opt}) {
4441 my $oldnet = parse_net($conf->{$opt});
4443 if (&$safe_string_ne($oldnet->{model}, $newnet->{model}) ||
4444 &$safe_string_ne($oldnet->{macaddr}, $newnet->{macaddr}) ||
4445 &$safe_num_ne($oldnet->{queues}, $newnet->{queues}) ||
4446 !($newnet->{bridge} && $oldnet->{bridge})) { # bridge/nat mode change
4448 # for non online change, we try to hot-unplug
4449 die "skip\n" if !$hotplug;
4450 vm_deviceunplug($vmid, $conf, $opt);
4453 die "internal error" if $opt !~ m/net(\d+)/;
4454 my $iface = "tap${vmid}i$1";
4456 if (&$safe_string_ne($oldnet->{bridge}, $newnet->{bridge}) ||
4457 &$safe_num_ne($oldnet->{tag}, $newnet->{tag}) ||
4458 &$safe_string_ne($oldnet->{trunks}, $newnet->{trunks}) ||
4459 &$safe_num_ne($oldnet->{firewall}, $newnet->{firewall})) {
4460 PVE::Network::tap_unplug($iface);
4461 PVE::Network::tap_plug($iface, $newnet->{bridge}, $newnet->{tag}, $newnet->{firewall}, $newnet->{trunks}, $newnet->{rate});
4462 } elsif (&$safe_num_ne($oldnet->{rate}, $newnet->{rate})) {
4463 # Rate can be applied on its own but any change above needs to
4464 # include the rate in tap_plug since OVS resets everything.
4465 PVE::Network::tap_rate_limit($iface, $newnet->{rate});
4468 if (&$safe_string_ne($oldnet->{link_down}, $newnet->{link_down})) {
4469 qemu_set_link_status($vmid, $opt, !$newnet->{link_down});
4477 vm_deviceplug($storecfg, $conf, $vmid, $opt, $newnet);
4483 sub vmconfig_update_disk {
4484 my ($storecfg, $conf, $hotplug, $vmid, $opt, $value, $force) = @_;
4486 # fixme: do we need force?
4488 my $drive = parse_drive($opt, $value);
4490 if ($conf->{$opt}) {
4492 if (my $old_drive = parse_drive($opt, $conf->{$opt})) {
4494 my $media = $drive->{media} || 'disk
';
4495 my $oldmedia = $old_drive->{media} || 'disk
';
4496 die "unable to change media type\n" if $media ne $oldmedia;
4498 if (!drive_is_cdrom($old_drive)) {
4500 if ($drive->{file} ne $old_drive->{file}) {
4502 die "skip\n" if !$hotplug;
4504 # unplug and register as unused
4505 vm_deviceunplug($vmid, $conf, $opt);
4506 vmconfig_register_unused_drive($storecfg, $vmid, $conf, $old_drive)
4509 # update existing disk
4511 # skip non hotpluggable value
4512 if (&$safe_string_ne($drive->{discard}, $old_drive->{discard}) ||
4513 &$safe_string_ne($drive->{iothread}, $old_drive->{iothread}) ||
4514 &$safe_string_ne($drive->{queues}, $old_drive->{queues}) ||
4515 &$safe_string_ne($drive->{cache}, $old_drive->{cache})) {
4520 if (&$safe_num_ne($drive->{mbps}, $old_drive->{mbps}) ||
4521 &$safe_num_ne($drive->{mbps_rd}, $old_drive->{mbps_rd}) ||
4522 &$safe_num_ne($drive->{mbps_wr}, $old_drive->{mbps_wr}) ||
4523 &$safe_num_ne($drive->{iops}, $old_drive->{iops}) ||
4524 &$safe_num_ne($drive->{iops_rd}, $old_drive->{iops_rd}) ||
4525 &$safe_num_ne($drive->{iops_wr}, $old_drive->{iops_wr}) ||
4526 &$safe_num_ne($drive->{mbps_max}, $old_drive->{mbps_max}) ||
4527 &$safe_num_ne($drive->{mbps_rd_max}, $old_drive->{mbps_rd_max}) ||
4528 &$safe_num_ne($drive->{mbps_wr_max}, $old_drive->{mbps_wr_max}) ||
4529 &$safe_num_ne($drive->{iops_max}, $old_drive->{iops_max}) ||
4530 &$safe_num_ne($drive->{iops_rd_max}, $old_drive->{iops_rd_max}) ||
4531 &$safe_num_ne($drive->{iops_wr_max}, $old_drive->{iops_wr_max}) ||
4532 &$safe_num_ne($drive->{bps_max_length}, $old_drive->{bps_max_length}) ||
4533 &$safe_num_ne($drive->{bps_rd_max_length}, $old_drive->{bps_rd_max_length}) ||
4534 &$safe_num_ne($drive->{bps_wr_max_length}, $old_drive->{bps_wr_max_length}) ||
4535 &$safe_num_ne($drive->{iops_max_length}, $old_drive->{iops_max_length}) ||
4536 &$safe_num_ne($drive->{iops_rd_max_length}, $old_drive->{iops_rd_max_length}) ||
4537 &$safe_num_ne($drive->{iops_wr_max_length}, $old_drive->{iops_wr_max_length})) {
4539 qemu_block_set_io_throttle($vmid,"drive-$opt",
4540 ($drive->{mbps} || 0)*1024*1024,
4541 ($drive->{mbps_rd} || 0)*1024*1024,
4542 ($drive->{mbps_wr} || 0)*1024*1024,
4543 $drive->{iops} || 0,
4544 $drive->{iops_rd} || 0,
4545 $drive->{iops_wr} || 0,
4546 ($drive->{mbps_max} || 0)*1024*1024,
4547 ($drive->{mbps_rd_max} || 0)*1024*1024,
4548 ($drive->{mbps_wr_max} || 0)*1024*1024,
4549 $drive->{iops_max} || 0,
4550 $drive->{iops_rd_max} || 0,
4551 $drive->{iops_wr_max} || 0,
4552 $drive->{bps_max_length} || 1,
4553 $drive->{bps_rd_max_length} || 1,
4554 $drive->{bps_wr_max_length} || 1,
4555 $drive->{iops_max_length} || 1,
4556 $drive->{iops_rd_max_length} || 1,
4557 $drive->{iops_wr_max_length} || 1);
4566 if ($drive->{file} eq 'none
') {
4567 vm_mon_cmd($vmid, "eject",force => JSON::true,device => "drive-$opt");
4569 my $path = get_iso_path($storecfg, $vmid, $drive->{file});
4570 vm_mon_cmd($vmid, "eject", force => JSON::true,device => "drive-$opt"); # force eject if locked
4571 vm_mon_cmd($vmid, "change", device => "drive-$opt",target => "$path") if $path;
4579 die "skip\n" if !$hotplug || $opt =~ m/(ide|sata)(\d+)/;
4581 PVE::Storage::activate_volumes($storecfg, [$drive->{file}]) if $drive->{file} !~ m|^/dev/.+|;
4582 vm_deviceplug($storecfg, $conf, $vmid, $opt, $drive);
4586 my ($storecfg, $vmid, $statefile, $skiplock, $migratedfrom, $paused,
4587 $forcemachine, $spice_ticket, $migration_network, $migration_type, $targetstorage) = @_;
4589 PVE::QemuConfig->lock_config($vmid, sub {
4590 my $conf = PVE::QemuConfig->load_config($vmid, $migratedfrom);
4592 die "you can't start a vm
if it
's a template\n" if PVE::QemuConfig->is_template($conf);
4594 PVE::QemuConfig->check_lock($conf) if !$skiplock;
4596 die "VM $vmid already running\n" if check_running($vmid, undef, $migratedfrom);
4598 if (!$statefile && scalar(keys %{$conf->{pending}})) {
4599 vmconfig_apply_pending($vmid, $conf, $storecfg);
4600 $conf = PVE::QemuConfig->load_config($vmid); # update/reload
4603 my $defaults = load_defaults();
4605 # set environment variable useful inside network script
4606 $ENV{PVE_MIGRATED_FROM} = $migratedfrom if $migratedfrom;
4608 my $local_volumes = {};
4610 if ($targetstorage) {
4611 foreach_drive($conf, sub {
4612 my ($ds, $drive) = @_;
4614 return if drive_is_cdrom($drive);
4616 my $volid = $drive->{file};
4620 my ($storeid, $volname) = PVE::Storage::parse_volume_id($volid);
4622 my $scfg = PVE::Storage::storage_config($storecfg, $storeid);
4623 return if $scfg->{shared};
4624 $local_volumes->{$ds} = [$volid, $storeid, $volname];
4629 foreach my $opt (sort keys %$local_volumes) {
4631 my ($volid, $storeid, $volname) = @{$local_volumes->{$opt}};
4632 my $drive = parse_drive($opt, $conf->{$opt});
4634 #if remote storage is specified, use default format
4635 if ($targetstorage && $targetstorage ne "1") {
4636 $storeid = $targetstorage;
4637 my ($defFormat, $validFormats) = PVE::Storage::storage_default_format($storecfg, $storeid);
4638 $format = $defFormat;
4640 #else we use same format than original
4641 my $scfg = PVE::Storage::storage_config($storecfg, $storeid);
4642 $format = qemu_img_format($scfg, $volid);
4645 my $newvolid = PVE::Storage::vdisk_alloc($storecfg, $storeid, $vmid, $format, undef, ($drive->{size}/1024));
4646 my $newdrive = $drive;
4647 $newdrive->{format} = $format;
4648 $newdrive->{file} = $newvolid;
4649 my $drivestr = PVE::QemuServer::print_drive($vmid, $newdrive);
4650 $local_volumes->{$opt} = $drivestr;
4651 #pass drive to conf for command line
4652 $conf->{$opt} = $drivestr;
4656 my ($cmd, $vollist, $spice_port) = config_to_command($storecfg, $vmid, $conf, $defaults, $forcemachine);
4658 my $migrate_port = 0;
4661 if ($statefile eq 'tcp
') {
4662 my $localip = "localhost";
4663 my $datacenterconf = PVE::Cluster::cfs_read_file('datacenter
.cfg
');
4664 my $nodename = PVE::INotify::nodename();
4666 if (!defined($migration_type)) {
4667 if (defined($datacenterconf->{migration}->{type})) {
4668 $migration_type = $datacenterconf->{migration}->{type};
4670 $migration_type = 'secure
';
4674 if ($migration_type eq 'insecure
') {
4675 my $migrate_network_addr = PVE::Cluster::get_local_migration_ip($migration_network);
4676 if ($migrate_network_addr) {
4677 $localip = $migrate_network_addr;
4679 $localip = PVE::Cluster::remote_node_ip($nodename, 1);
4682 $localip = "[$localip]" if Net::IP::ip_is_ipv6($localip);
4685 my $pfamily = PVE::Tools::get_host_address_family($nodename);
4686 $migrate_port = PVE::Tools::next_migrate_port($pfamily);
4687 $migrate_uri = "tcp:${localip}:${migrate_port}";
4688 push @$cmd, '-incoming
', $migrate_uri;
4691 } elsif ($statefile eq 'unix
') {
4692 # should be default for secure migrations as a ssh TCP forward
4693 # tunnel is not deterministic reliable ready and fails regurarly
4694 # to set up in time, so use UNIX socket forwards
4695 my $socket_addr = "/run/qemu-server/$vmid.migrate";
4696 unlink $socket_addr;
4698 $migrate_uri = "unix:$socket_addr";
4700 push @$cmd, '-incoming
', $migrate_uri;
4704 push @$cmd, '-loadstate
', $statefile;
4711 for (my $i = 0; $i < $MAX_HOSTPCI_DEVICES; $i++) {
4712 my $d = parse_hostpci($conf->{"hostpci$i"});
4714 my $pcidevices = $d->{pciid};
4715 foreach my $pcidevice (@$pcidevices) {
4716 my $pciid = $pcidevice->{id}.".".$pcidevice->{function};
4718 my $info = pci_device_info("0000:$pciid");
4719 die "IOMMU not present\n" if !check_iommu_support();
4720 die "no pci device info for device '$pciid'\n" if !$info;
4721 die "can't unbind
/bind pci group to vfio
'$pciid'\n" if !pci_dev_group_bind_to_vfio($pciid);
4722 die "can
't reset pci device '$pciid'\n" if $info->{has_fl_reset} and !pci_dev_reset($info);
4726 PVE::Storage::activate_volumes($storecfg, $vollist);
4728 if (!check_running($vmid, 1) && -d "/sys/fs/cgroup/systemd/qemu.slice/$vmid.scope") {
4730 push @$cmd, '/bin/systemctl
', 'stop
', "$vmid.scope";
4731 eval { run_command($cmd); };
4734 my $cpuunits = defined($conf->{cpuunits}) ? $conf->{cpuunits}
4735 : $defaults->{cpuunits};
4737 my $start_timeout = $conf->{hugepages} ? 300 : 30;
4738 my %run_params = (timeout => $statefile ? undef : $start_timeout, umask => 0077);
4741 Slice => 'qemu
.slice
',
4743 CPUShares => $cpuunits
4746 if (my $cpulimit = $conf->{cpulimit}) {
4747 $properties{CPUQuota} = int($cpulimit * 100);
4749 $properties{timeout} = 10 if $statefile; # setting up the scope shoul be quick
4751 if ($conf->{hugepages}) {
4754 my $hugepages_topology = PVE::QemuServer::Memory::hugepages_topology($conf);
4755 my $hugepages_host_topology = PVE::QemuServer::Memory::hugepages_host_topology();
4757 PVE::QemuServer::Memory::hugepages_mount();
4758 PVE::QemuServer::Memory::hugepages_allocate($hugepages_topology, $hugepages_host_topology);
4761 PVE::Tools::enter_systemd_scope($vmid, "Proxmox VE VM $vmid", %properties);
4762 run_command($cmd, %run_params);
4766 PVE::QemuServer::Memory::hugepages_reset($hugepages_host_topology);
4770 PVE::QemuServer::Memory::hugepages_pre_deallocate($hugepages_topology);
4772 eval { PVE::QemuServer::Memory::hugepages_update_locked($code); };
4776 PVE::Tools::enter_systemd_scope($vmid, "Proxmox VE VM $vmid", %properties);
4777 run_command($cmd, %run_params);
4782 # deactivate volumes if start fails
4783 eval { PVE::Storage::deactivate_volumes($storecfg, $vollist); };
4784 die "start failed: $err";
4787 print "migration listens on $migrate_uri\n" if $migrate_uri;
4789 if ($statefile && $statefile ne 'tcp
' && $statefile ne 'unix
') {
4790 eval { vm_mon_cmd_nocheck($vmid, "cont"); };
4794 #start nbd server for storage migration
4795 if ($targetstorage) {
4796 my $nodename = PVE::INotify::nodename();
4797 my $migrate_network_addr = PVE::Cluster::get_local_migration_ip($migration_network);
4798 my $localip = $migrate_network_addr ? $migrate_network_addr : PVE::Cluster::remote_node_ip($nodename, 1);
4799 my $pfamily = PVE::Tools::get_host_address_family($nodename);
4800 $migrate_port = PVE::Tools::next_migrate_port($pfamily);
4802 vm_mon_cmd_nocheck($vmid, "nbd-server-start", addr => { type => 'inet
', data => { host => "${localip}", port => "${migrate_port}" } } );
4804 $localip = "[$localip]" if Net::IP::ip_is_ipv6($localip);
4806 foreach my $opt (sort keys %$local_volumes) {
4807 my $volid = $local_volumes->{$opt};
4808 vm_mon_cmd_nocheck($vmid, "nbd-server-add", device => "drive-$opt", writable => JSON::true );
4809 my $migrate_storage_uri = "nbd:${localip}:${migrate_port}:exportname=drive-$opt";
4810 print "storage migration listens on $migrate_storage_uri volume:$volid\n";
4814 if ($migratedfrom) {
4816 set_migration_caps($vmid);
4821 print "spice listens on port $spice_port\n";
4822 if ($spice_ticket) {
4823 vm_mon_cmd_nocheck($vmid, "set_password", protocol => 'spice
', password => $spice_ticket);
4824 vm_mon_cmd_nocheck($vmid, "expire_password", protocol => 'spice
', time => "+30");
4829 if (!$statefile && (!defined($conf->{balloon}) || $conf->{balloon})) {
4830 vm_mon_cmd_nocheck($vmid, "balloon", value => $conf->{balloon}*1024*1024)
4831 if $conf->{balloon};
4834 foreach my $opt (keys %$conf) {
4835 next if $opt !~ m/^net\d+$/;
4836 my $nicconf = parse_net($conf->{$opt});
4837 qemu_set_link_status($vmid, $opt, 0) if $nicconf->{link_down};
4841 vm_mon_cmd_nocheck($vmid, 'qom-set
',
4842 path => "machine/peripheral/balloon0",
4843 property => "guest-stats-polling-interval",
4844 value => 2) if (!defined($conf->{balloon}) || $conf->{balloon});
4850 my ($vmid, $execute, %params) = @_;
4852 my $cmd = { execute => $execute, arguments => \%params };
4853 vm_qmp_command($vmid, $cmd);
4856 sub vm_mon_cmd_nocheck {
4857 my ($vmid, $execute, %params) = @_;
4859 my $cmd = { execute => $execute, arguments => \%params };
4860 vm_qmp_command($vmid, $cmd, 1);
4863 sub vm_qmp_command {
4864 my ($vmid, $cmd, $nocheck) = @_;
4869 if ($cmd->{arguments} && $cmd->{arguments}->{timeout}) {
4870 $timeout = $cmd->{arguments}->{timeout};
4871 delete $cmd->{arguments}->{timeout};
4875 die "VM $vmid not running\n" if !check_running($vmid, $nocheck);
4876 my $sname = qmp_socket($vmid);
4877 if (-e $sname) { # test if VM is reasonambe new and supports qmp/qga
4878 my $qmpclient = PVE::QMPClient->new();
4880 $res = $qmpclient->cmd($vmid, $cmd, $timeout);
4881 } elsif (-e "${var_run_tmpdir}/$vmid.mon") {
4882 die "can't execute complex command on old monitor
- stop
/start your vm to fix the problem
\n"
4883 if scalar(%{$cmd->{arguments}});
4884 vm_monitor_command($vmid, $cmd->{execute}, $nocheck);
4886 die "unable to
open monitor
socket\n";
4890 syslog("err
", "VM
$vmid qmp command failed
- $err");
4897 sub vm_human_monitor_command {
4898 my ($vmid, $cmdline) = @_;
4903 execute => 'human-monitor-command',
4904 arguments => { 'command-line' => $cmdline},
4907 return vm_qmp_command($vmid, $cmd);
4910 sub vm_commandline {
4911 my ($storecfg, $vmid) = @_;
4913 my $conf = PVE::QemuConfig->load_config($vmid);
4915 my $defaults = load_defaults();
4917 my $cmd = config_to_command($storecfg, $vmid, $conf, $defaults);
4919 return PVE::Tools::cmd2string($cmd);
4923 my ($vmid, $skiplock) = @_;
4925 PVE::QemuConfig->lock_config($vmid, sub {
4927 my $conf = PVE::QemuConfig->load_config($vmid);
4929 PVE::QemuConfig->check_lock($conf) if !$skiplock;
4931 vm_mon_cmd($vmid, "system_reset
");
4935 sub get_vm_volumes {
4939 foreach_volid($conf, sub {
4940 my ($volid, $attr) = @_;
4942 return if $volid =~ m|^/|;
4944 my ($sid, $volname) = PVE::Storage::parse_volume_id($volid, 1);
4947 push @$vollist, $volid;
4953 sub vm_stop_cleanup {
4954 my ($storecfg, $vmid, $conf, $keepActive, $apply_pending_changes) = @_;
4959 my $vollist = get_vm_volumes($conf);
4960 PVE::Storage::deactivate_volumes($storecfg, $vollist);
4963 foreach my $ext (qw(mon qmp pid vnc qga)) {
4964 unlink "/var/run/qemu-server/${vmid}.$ext";
4967 vmconfig_apply_pending
($vmid, $conf, $storecfg) if $apply_pending_changes;
4969 warn $@ if $@; # avoid errors - just warn
4972 # Note: use $nockeck to skip tests if VM configuration file exists.
4973 # We need that when migration VMs to other nodes (files already moved)
4974 # Note: we set $keepActive in vzdump stop mode - volumes need to stay active
4976 my ($storecfg, $vmid, $skiplock, $nocheck, $timeout, $shutdown, $force, $keepActive, $migratedfrom) = @_;
4978 $force = 1 if !defined($force) && !$shutdown;
4981 my $pid = check_running
($vmid, $nocheck, $migratedfrom);
4982 kill 15, $pid if $pid;
4983 my $conf = PVE
::QemuConfig-
>load_config($vmid, $migratedfrom);
4984 vm_stop_cleanup
($storecfg, $vmid, $conf, $keepActive, 0);
4988 PVE
::QemuConfig-
>lock_config($vmid, sub {
4990 my $pid = check_running
($vmid, $nocheck);
4995 $conf = PVE
::QemuConfig-
>load_config($vmid);
4996 PVE
::QemuConfig-
>check_lock($conf) if !$skiplock;
4997 if (!defined($timeout) && $shutdown && $conf->{startup
}) {
4998 my $opts = PVE
::JSONSchema
::pve_parse_startup_order
($conf->{startup
});
4999 $timeout = $opts->{down
} if $opts->{down
};
5003 $timeout = 60 if !defined($timeout);
5007 if (defined($conf) && $conf->{agent
}) {
5008 vm_qmp_command
($vmid, { execute
=> "guest-shutdown" }, $nocheck);
5010 vm_qmp_command
($vmid, { execute
=> "system_powerdown" }, $nocheck);
5013 vm_qmp_command
($vmid, { execute
=> "quit" }, $nocheck);
5020 while (($count < $timeout) && check_running
($vmid, $nocheck)) {
5025 if ($count >= $timeout) {
5027 warn "VM still running - terminating now with SIGTERM\n";
5030 die "VM quit/powerdown failed - got timeout\n";
5033 vm_stop_cleanup
($storecfg, $vmid, $conf, $keepActive, 1) if $conf;
5038 warn "VM quit/powerdown failed - terminating now with SIGTERM\n";
5041 die "VM quit/powerdown failed\n";
5049 while (($count < $timeout) && check_running
($vmid, $nocheck)) {
5054 if ($count >= $timeout) {
5055 warn "VM still running - terminating now with SIGKILL\n";
5060 vm_stop_cleanup
($storecfg, $vmid, $conf, $keepActive, 1) if $conf;
5065 my ($vmid, $skiplock) = @_;
5067 PVE
::QemuConfig-
>lock_config($vmid, sub {
5069 my $conf = PVE
::QemuConfig-
>load_config($vmid);
5071 PVE
::QemuConfig-
>check_lock($conf)
5072 if !($skiplock || PVE
::QemuConfig-
>has_lock($conf, 'backup'));
5074 vm_mon_cmd
($vmid, "stop");
5079 my ($vmid, $skiplock, $nocheck) = @_;
5081 PVE
::QemuConfig-
>lock_config($vmid, sub {
5085 my $conf = PVE
::QemuConfig-
>load_config($vmid);
5087 PVE
::QemuConfig-
>check_lock($conf)
5088 if !($skiplock || PVE
::QemuConfig-
>has_lock($conf, 'backup'));
5090 vm_mon_cmd
($vmid, "cont");
5093 vm_mon_cmd_nocheck
($vmid, "cont");
5099 my ($vmid, $skiplock, $key) = @_;
5101 PVE
::QemuConfig-
>lock_config($vmid, sub {
5103 my $conf = PVE
::QemuConfig-
>load_config($vmid);
5105 # there is no qmp command, so we use the human monitor command
5106 vm_human_monitor_command
($vmid, "sendkey $key");
5111 my ($storecfg, $vmid, $skiplock) = @_;
5113 PVE
::QemuConfig-
>lock_config($vmid, sub {
5115 my $conf = PVE
::QemuConfig-
>load_config($vmid);
5117 if (!check_running
($vmid)) {
5118 destroy_vm
($storecfg, $vmid, undef, $skiplock);
5120 die "VM $vmid is running - destroy failed\n";
5128 my ($filename, $buf) = @_;
5130 my $fh = IO
::File-
>new($filename, "w");
5131 return undef if !$fh;
5133 my $res = print $fh $buf;
5140 sub pci_device_info
{
5145 return undef if $name !~ m/^([a-f0-9]{4}):([a-f0-9]{2}):([a-f0-9]{2})\.([a-f0-9])$/;
5146 my ($domain, $bus, $slot, $func) = ($1, $2, $3, $4);
5148 my $irq = file_read_firstline
("$pcisysfs/devices/$name/irq");
5149 return undef if !defined($irq) || $irq !~ m/^\d+$/;
5151 my $vendor = file_read_firstline
("$pcisysfs/devices/$name/vendor");
5152 return undef if !defined($vendor) || $vendor !~ s/^0x//;
5154 my $product = file_read_firstline
("$pcisysfs/devices/$name/device");
5155 return undef if !defined($product) || $product !~ s/^0x//;
5160 product
=> $product,
5166 has_fl_reset
=> -f
"$pcisysfs/devices/$name/reset" || 0,
5175 my $name = $dev->{name
};
5177 my $fn = "$pcisysfs/devices/$name/reset";
5179 return file_write
($fn, "1");
5182 sub pci_dev_bind_to_vfio
{
5185 my $name = $dev->{name
};
5187 my $vfio_basedir = "$pcisysfs/drivers/vfio-pci";
5189 if (!-d
$vfio_basedir) {
5190 system("/sbin/modprobe vfio-pci >/dev/null 2>/dev/null");
5192 die "Cannot find vfio-pci module!\n" if !-d
$vfio_basedir;
5194 my $testdir = "$vfio_basedir/$name";
5195 return 1 if -d
$testdir;
5197 my $data = "$dev->{vendor} $dev->{product}";
5198 return undef if !file_write
("$vfio_basedir/new_id", $data);
5200 my $fn = "$pcisysfs/devices/$name/driver/unbind";
5201 if (!file_write
($fn, $name)) {
5202 return undef if -f
$fn;
5205 $fn = "$vfio_basedir/bind";
5206 if (! -d
$testdir) {
5207 return undef if !file_write
($fn, $name);
5213 sub pci_dev_group_bind_to_vfio
{
5216 my $vfio_basedir = "$pcisysfs/drivers/vfio-pci";
5218 if (!-d
$vfio_basedir) {
5219 system("/sbin/modprobe vfio-pci >/dev/null 2>/dev/null");
5221 die "Cannot find vfio-pci module!\n" if !-d
$vfio_basedir;
5223 # get IOMMU group devices
5224 opendir(my $D, "$pcisysfs/devices/0000:$pciid/iommu_group/devices/") || die "Cannot open iommu_group: $!\n";
5225 my @devs = grep /^0000:/, readdir($D);
5228 foreach my $pciid (@devs) {
5229 $pciid =~ m/^([:\.\da-f]+)$/ or die "PCI ID $pciid not valid!\n";
5231 # pci bridges, switches or root ports are not supported
5232 # they have a pci_bus subdirectory so skip them
5233 next if (-e
"$pcisysfs/devices/$pciid/pci_bus");
5235 my $info = pci_device_info
($1);
5236 pci_dev_bind_to_vfio
($info) || die "Cannot bind $pciid to vfio\n";
5242 # vzdump restore implementaion
5244 sub tar_archive_read_firstfile
{
5245 my $archive = shift;
5247 die "ERROR: file '$archive' does not exist\n" if ! -f
$archive;
5249 # try to detect archive type first
5250 my $pid = open (my $fh, '-|', 'tar', 'tf', $archive) ||
5251 die "unable to open file '$archive'\n";
5252 my $firstfile = <$fh>;
5256 die "ERROR: archive contaions no data\n" if !$firstfile;
5262 sub tar_restore_cleanup
{
5263 my ($storecfg, $statfile) = @_;
5265 print STDERR
"starting cleanup\n";
5267 if (my $fd = IO
::File-
>new($statfile, "r")) {
5268 while (defined(my $line = <$fd>)) {
5269 if ($line =~ m/vzdump:([^\s:]*):(\S+)$/) {
5272 if ($volid =~ m
|^/|) {
5273 unlink $volid || die 'unlink failed\n';
5275 PVE
::Storage
::vdisk_free
($storecfg, $volid);
5277 print STDERR
"temporary volume '$volid' sucessfuly removed\n";
5279 print STDERR
"unable to cleanup '$volid' - $@" if $@;
5281 print STDERR
"unable to parse line in statfile - $line";
5288 sub restore_archive
{
5289 my ($archive, $vmid, $user, $opts) = @_;
5291 my $format = $opts->{format
};
5294 if ($archive =~ m/\.tgz$/ || $archive =~ m/\.tar\.gz$/) {
5295 $format = 'tar' if !$format;
5297 } elsif ($archive =~ m/\.tar$/) {
5298 $format = 'tar' if !$format;
5299 } elsif ($archive =~ m/.tar.lzo$/) {
5300 $format = 'tar' if !$format;
5302 } elsif ($archive =~ m/\.vma$/) {
5303 $format = 'vma' if !$format;
5304 } elsif ($archive =~ m/\.vma\.gz$/) {
5305 $format = 'vma' if !$format;
5307 } elsif ($archive =~ m/\.vma\.lzo$/) {
5308 $format = 'vma' if !$format;
5311 $format = 'vma' if !$format; # default
5314 # try to detect archive format
5315 if ($format eq 'tar') {
5316 return restore_tar_archive
($archive, $vmid, $user, $opts);
5318 return restore_vma_archive
($archive, $vmid, $user, $opts, $comp);
5322 sub restore_update_config_line
{
5323 my ($outfd, $cookie, $vmid, $map, $line, $unique) = @_;
5325 return if $line =~ m/^\#qmdump\#/;
5326 return if $line =~ m/^\#vzdump\#/;
5327 return if $line =~ m/^lock:/;
5328 return if $line =~ m/^unused\d+:/;
5329 return if $line =~ m/^parent:/;
5330 return if $line =~ m/^template:/; # restored VM is never a template
5332 my $dc = PVE
::Cluster
::cfs_read_file
('datacenter.cfg');
5333 if (($line =~ m/^(vlan(\d+)):\s*(\S+)\s*$/)) {
5334 # try to convert old 1.X settings
5335 my ($id, $ind, $ethcfg) = ($1, $2, $3);
5336 foreach my $devconfig (PVE
::Tools
::split_list
($ethcfg)) {
5337 my ($model, $macaddr) = split(/\=/, $devconfig);
5338 $macaddr = PVE
::Tools
::random_ether_addr
($dc->{mac_prefix
}) if !$macaddr || $unique;
5341 bridge
=> "vmbr$ind",
5342 macaddr
=> $macaddr,
5344 my $netstr = print_net
($net);
5346 print $outfd "net$cookie->{netcount}: $netstr\n";
5347 $cookie->{netcount
}++;
5349 } elsif (($line =~ m/^(net\d+):\s*(\S+)\s*$/) && $unique) {
5350 my ($id, $netstr) = ($1, $2);
5351 my $net = parse_net
($netstr);
5352 $net->{macaddr
} = PVE
::Tools
::random_ether_addr
($dc->{mac_prefix
}) if $net->{macaddr
};
5353 $netstr = print_net
($net);
5354 print $outfd "$id: $netstr\n";
5355 } elsif ($line =~ m/^((ide|scsi|virtio|sata|efidisk)\d+):\s*(\S+)\s*$/) {
5358 my $di = parse_drive
($virtdev, $value);
5359 if (defined($di->{backup
}) && !$di->{backup
}) {
5360 print $outfd "#$line";
5361 } elsif ($map->{$virtdev}) {
5362 delete $di->{format
}; # format can change on restore
5363 $di->{file
} = $map->{$virtdev};
5364 $value = print_drive
($vmid, $di);
5365 print $outfd "$virtdev: $value\n";
5369 } elsif (($line =~ m/^(smbios1: )(.*)/) && $unique) {
5370 my ($uuid, $uuid_str);
5371 UUID
::generate
($uuid);
5372 UUID
::unparse
($uuid, $uuid_str);
5373 my $smbios1 = parse_smbios1
($2);
5374 $smbios1->{uuid
} = $uuid_str;
5375 print $outfd $1.print_smbios1
($smbios1)."\n";
5382 my ($cfg, $vmid) = @_;
5384 my $info = PVE
::Storage
::vdisk_list
($cfg, undef, $vmid);
5386 my $volid_hash = {};
5387 foreach my $storeid (keys %$info) {
5388 foreach my $item (@{$info->{$storeid}}) {
5389 next if !($item->{volid
} && $item->{size
});
5390 $item->{path
} = PVE
::Storage
::path
($cfg, $item->{volid
});
5391 $volid_hash->{$item->{volid
}} = $item;
5398 sub is_volume_in_use
{
5399 my ($storecfg, $conf, $skip_drive, $volid) = @_;
5401 my $path = PVE
::Storage
::path
($storecfg, $volid);
5403 my $scan_config = sub {
5404 my ($cref, $snapname) = @_;
5406 foreach my $key (keys %$cref) {
5407 my $value = $cref->{$key};
5408 if (is_valid_drivename
($key)) {
5409 next if $skip_drive && $key eq $skip_drive;
5410 my $drive = parse_drive
($key, $value);
5411 next if !$drive || !$drive->{file
} || drive_is_cdrom
($drive);
5412 return 1 if $volid eq $drive->{file
};
5413 if ($drive->{file
} =~ m!^/!) {
5414 return 1 if $drive->{file
} eq $path;
5416 my ($storeid, $volname) = PVE
::Storage
::parse_volume_id
($drive->{file
}, 1);
5418 my $scfg = PVE
::Storage
::storage_config
($storecfg, $storeid, 1);
5420 return 1 if $path eq PVE
::Storage
::path
($storecfg, $drive->{file
}, $snapname);
5428 return 1 if &$scan_config($conf);
5432 foreach my $snapname (keys %{$conf->{snapshots
}}) {
5433 return 1 if &$scan_config($conf->{snapshots
}->{$snapname}, $snapname);
5439 sub update_disksize
{
5440 my ($vmid, $conf, $volid_hash) = @_;
5444 # used and unused disks
5445 my $referenced = {};
5447 # Note: it is allowed to define multiple storages with same path (alias), so
5448 # we need to check both 'volid' and real 'path' (two different volid can point
5449 # to the same path).
5451 my $referencedpath = {};
5454 foreach my $opt (keys %$conf) {
5455 if (is_valid_drivename
($opt)) {
5456 my $drive = parse_drive
($opt, $conf->{$opt});
5457 my $volid = $drive->{file
};
5460 $referenced->{$volid} = 1;
5461 if ($volid_hash->{$volid} &&
5462 (my $path = $volid_hash->{$volid}->{path
})) {
5463 $referencedpath->{$path} = 1;
5466 next if drive_is_cdrom
($drive);
5467 next if !$volid_hash->{$volid};
5469 $drive->{size
} = $volid_hash->{$volid}->{size
};
5470 my $new = print_drive
($vmid, $drive);
5471 if ($new ne $conf->{$opt}) {
5473 $conf->{$opt} = $new;
5478 # remove 'unusedX' entry if volume is used
5479 foreach my $opt (keys %$conf) {
5480 next if $opt !~ m/^unused\d+$/;
5481 my $volid = $conf->{$opt};
5482 my $path = $volid_hash->{$volid}->{path
} if $volid_hash->{$volid};
5483 if ($referenced->{$volid} || ($path && $referencedpath->{$path})) {
5485 delete $conf->{$opt};
5488 $referenced->{$volid} = 1;
5489 $referencedpath->{$path} = 1 if $path;
5492 foreach my $volid (sort keys %$volid_hash) {
5493 next if $volid =~ m/vm-$vmid-state-/;
5494 next if $referenced->{$volid};
5495 my $path = $volid_hash->{$volid}->{path
};
5496 next if !$path; # just to be sure
5497 next if $referencedpath->{$path};
5499 PVE
::QemuConfig-
>add_unused_volume($conf, $volid);
5500 $referencedpath->{$path} = 1; # avoid to add more than once (aliases)
5507 my ($vmid, $nolock) = @_;
5509 my $cfg = PVE
::Storage
::config
();
5511 my $volid_hash = scan_volids
($cfg, $vmid);
5513 my $updatefn = sub {
5516 my $conf = PVE
::QemuConfig-
>load_config($vmid);
5518 PVE
::QemuConfig-
>check_lock($conf);
5521 foreach my $volid (keys %$volid_hash) {
5522 my $info = $volid_hash->{$volid};
5523 $vm_volids->{$volid} = $info if $info->{vmid
} && $info->{vmid
} == $vmid;
5526 my $changes = update_disksize
($vmid, $conf, $vm_volids);
5528 PVE
::QemuConfig-
>write_config($vmid, $conf) if $changes;
5531 if (defined($vmid)) {
5535 PVE
::QemuConfig-
>lock_config($vmid, $updatefn, $vmid);
5538 my $vmlist = config_list
();
5539 foreach my $vmid (keys %$vmlist) {
5543 PVE
::QemuConfig-
>lock_config($vmid, $updatefn, $vmid);
5549 sub restore_vma_archive
{
5550 my ($archive, $vmid, $user, $opts, $comp) = @_;
5552 my $input = $archive eq '-' ?
"<&STDIN" : undef;
5553 my $readfrom = $archive;
5558 my $qarchive = PVE
::Tools
::shellquote
($archive);
5559 if ($comp eq 'gzip') {
5560 $uncomp = "zcat $qarchive|";
5561 } elsif ($comp eq 'lzop') {
5562 $uncomp = "lzop -d -c $qarchive|";
5564 die "unknown compression method '$comp'\n";
5569 my $tmpdir = "/var/tmp/vzdumptmp$$";
5572 # disable interrupts (always do cleanups)
5576 local $SIG{HUP
} = sub { warn "got interrupt - ignored\n"; };
5578 my $mapfifo = "/var/tmp/vzdumptmp$$.fifo";
5579 POSIX
::mkfifo
($mapfifo, 0600);
5582 my $openfifo = sub {
5583 open($fifofh, '>', $mapfifo) || die $!;
5586 my $cmd = "${uncomp}vma extract -v -r $mapfifo $readfrom $tmpdir";
5593 my $rpcenv = PVE
::RPCEnvironment
::get
();
5595 my $conffile = PVE
::QemuConfig-
>config_file($vmid);
5596 my $tmpfn = "$conffile.$$.tmp";
5598 # Note: $oldconf is undef if VM does not exists
5599 my $cfs_path = PVE
::QemuConfig-
>cfs_config_path($vmid);
5600 my $oldconf = PVE
::Cluster
::cfs_read_file
($cfs_path);
5602 my $print_devmap = sub {
5603 my $virtdev_hash = {};
5605 my $cfgfn = "$tmpdir/qemu-server.conf";
5607 # we can read the config - that is already extracted
5608 my $fh = IO
::File-
>new($cfgfn, "r") ||
5609 "unable to read qemu-server.conf - $!\n";
5611 my $fwcfgfn = "$tmpdir/qemu-server.fw";
5613 my $pve_firewall_dir = '/etc/pve/firewall';
5614 mkdir $pve_firewall_dir; # make sure the dir exists
5615 PVE
::Tools
::file_copy
($fwcfgfn, "${pve_firewall_dir}/$vmid.fw");
5618 while (defined(my $line = <$fh>)) {
5619 if ($line =~ m/^\#qmdump\#map:(\S+):(\S+):(\S*):(\S*):$/) {
5620 my ($virtdev, $devname, $storeid, $format) = ($1, $2, $3, $4);
5621 die "archive does not contain data for drive '$virtdev'\n"
5622 if !$devinfo->{$devname};
5623 if (defined($opts->{storage
})) {
5624 $storeid = $opts->{storage
} || 'local';
5625 } elsif (!$storeid) {
5628 $format = 'raw' if !$format;
5629 $devinfo->{$devname}->{devname
} = $devname;
5630 $devinfo->{$devname}->{virtdev
} = $virtdev;
5631 $devinfo->{$devname}->{format
} = $format;
5632 $devinfo->{$devname}->{storeid
} = $storeid;
5634 # check permission on storage
5635 my $pool = $opts->{pool
}; # todo: do we need that?
5636 if ($user ne 'root@pam') {
5637 $rpcenv->check($user, "/storage/$storeid", ['Datastore.AllocateSpace']);
5640 $virtdev_hash->{$virtdev} = $devinfo->{$devname};
5644 foreach my $devname (keys %$devinfo) {
5645 die "found no device mapping information for device '$devname'\n"
5646 if !$devinfo->{$devname}->{virtdev
};
5649 my $cfg = PVE
::Storage
::config
();
5651 # create empty/temp config
5653 PVE
::Tools
::file_set_contents
($conffile, "memory: 128\n");
5654 foreach_drive
($oldconf, sub {
5655 my ($ds, $drive) = @_;
5657 return if drive_is_cdrom
($drive);
5659 my $volid = $drive->{file
};
5661 return if !$volid || $volid =~ m
|^/|;
5663 my ($path, $owner) = PVE
::Storage
::path
($cfg, $volid);
5664 return if !$path || !$owner || ($owner != $vmid);
5666 # Note: only delete disk we want to restore
5667 # other volumes will become unused
5668 if ($virtdev_hash->{$ds}) {
5669 eval { PVE
::Storage
::vdisk_free
($cfg, $volid); };
5676 # delete vmstate files
5677 # since after the restore we have no snapshots anymore
5678 foreach my $snapname (keys %{$oldconf->{snapshots
}}) {
5679 my $snap = $oldconf->{snapshots
}->{$snapname};
5680 if ($snap->{vmstate
}) {
5681 eval { PVE
::Storage
::vdisk_free
($cfg, $snap->{vmstate
}); };
5690 foreach my $virtdev (sort keys %$virtdev_hash) {
5691 my $d = $virtdev_hash->{$virtdev};
5692 my $alloc_size = int(($d->{size
} + 1024 - 1)/1024);
5693 my $scfg = PVE
::Storage
::storage_config
($cfg, $d->{storeid
});
5695 # test if requested format is supported
5696 my ($defFormat, $validFormats) = PVE
::Storage
::storage_default_format
($cfg, $d->{storeid
});
5697 my $supported = grep { $_ eq $d->{format
} } @$validFormats;
5698 $d->{format
} = $defFormat if !$supported;
5700 my $volid = PVE
::Storage
::vdisk_alloc
($cfg, $d->{storeid
}, $vmid,
5701 $d->{format
}, undef, $alloc_size);
5702 print STDERR
"new volume ID is '$volid'\n";
5703 $d->{volid
} = $volid;
5704 my $path = PVE
::Storage
::path
($cfg, $volid);
5706 PVE
::Storage
::activate_volumes
($cfg,[$volid]);
5708 my $write_zeros = 1;
5709 if (PVE
::Storage
::volume_has_feature
($cfg, 'sparseinit', $volid)) {
5713 print $fifofh "format=$d->{format}:${write_zeros}:$d->{devname}=$path\n";
5715 print "map '$d->{devname}' to '$path' (write zeros = ${write_zeros})\n";
5716 $map->{$virtdev} = $volid;
5719 $fh->seek(0, 0) || die "seek failed - $!\n";
5721 my $outfd = new IO
::File
($tmpfn, "w") ||
5722 die "unable to write config for VM $vmid\n";
5724 my $cookie = { netcount
=> 0 };
5725 while (defined(my $line = <$fh>)) {
5726 restore_update_config_line
($outfd, $cookie, $vmid, $map, $line, $opts->{unique
});
5739 local $SIG{PIPE
} = sub { die "interrupted by signal\n"; };
5740 local $SIG{ALRM
} = sub { die "got timeout\n"; };
5742 $oldtimeout = alarm($timeout);
5749 if ($line =~ m/^DEV:\sdev_id=(\d+)\ssize:\s(\d+)\sdevname:\s(\S+)$/) {
5750 my ($dev_id, $size, $devname) = ($1, $2, $3);
5751 $devinfo->{$devname} = { size
=> $size, dev_id
=> $dev_id };
5752 } elsif ($line =~ m/^CTIME: /) {
5753 # we correctly received the vma config, so we can disable
5754 # the timeout now for disk allocation (set to 10 minutes, so
5755 # that we always timeout if something goes wrong)
5758 print $fifofh "done\n";
5759 my $tmp = $oldtimeout || 0;
5760 $oldtimeout = undef;
5766 print "restore vma archive: $cmd\n";
5767 run_command
($cmd, input
=> $input, outfunc
=> $parser, afterfork
=> $openfifo);
5771 alarm($oldtimeout) if $oldtimeout;
5774 foreach my $devname (keys %$devinfo) {
5775 my $volid = $devinfo->{$devname}->{volid
};
5776 push @$vollist, $volid if $volid;
5779 my $cfg = PVE
::Storage
::config
();
5780 PVE
::Storage
::deactivate_volumes
($cfg, $vollist);
5788 foreach my $devname (keys %$devinfo) {
5789 my $volid = $devinfo->{$devname}->{volid
};
5792 if ($volid =~ m
|^/|) {
5793 unlink $volid || die 'unlink failed\n';
5795 PVE
::Storage
::vdisk_free
($cfg, $volid);
5797 print STDERR
"temporary volume '$volid' sucessfuly removed\n";
5799 print STDERR
"unable to cleanup '$volid' - $@" if $@;
5806 rename($tmpfn, $conffile) ||
5807 die "unable to commit configuration file '$conffile'\n";
5809 PVE
::Cluster
::cfs_update
(); # make sure we read new file
5811 eval { rescan
($vmid, 1); };
5815 sub restore_tar_archive
{
5816 my ($archive, $vmid, $user, $opts) = @_;
5818 if ($archive ne '-') {
5819 my $firstfile = tar_archive_read_firstfile
($archive);
5820 die "ERROR: file '$archive' dos not lock like a QemuServer vzdump backup\n"
5821 if $firstfile ne 'qemu-server.conf';
5824 my $storecfg = PVE
::Storage
::config
();
5826 # destroy existing data - keep empty config
5827 my $vmcfgfn = PVE
::QemuConfig-
>config_file($vmid);
5828 destroy_vm
($storecfg, $vmid, 1) if -f
$vmcfgfn;
5830 my $tocmd = "/usr/lib/qemu-server/qmextract";
5832 $tocmd .= " --storage " . PVE
::Tools
::shellquote
($opts->{storage
}) if $opts->{storage
};
5833 $tocmd .= " --pool " . PVE
::Tools
::shellquote
($opts->{pool
}) if $opts->{pool
};
5834 $tocmd .= ' --prealloc' if $opts->{prealloc
};
5835 $tocmd .= ' --info' if $opts->{info
};
5837 # tar option "xf" does not autodetect compression when read from STDIN,
5838 # so we pipe to zcat
5839 my $cmd = "zcat -f|tar xf " . PVE
::Tools
::shellquote
($archive) . " " .
5840 PVE
::Tools
::shellquote
("--to-command=$tocmd");
5842 my $tmpdir = "/var/tmp/vzdumptmp$$";
5845 local $ENV{VZDUMP_TMPDIR
} = $tmpdir;
5846 local $ENV{VZDUMP_VMID
} = $vmid;
5847 local $ENV{VZDUMP_USER
} = $user;
5849 my $conffile = PVE
::QemuConfig-
>config_file($vmid);
5850 my $tmpfn = "$conffile.$$.tmp";
5852 # disable interrupts (always do cleanups)
5856 local $SIG{HUP
} = sub { print STDERR
"got interrupt - ignored\n"; };
5864 local $SIG{PIPE
} = sub { die "interrupted by signal\n"; };
5866 if ($archive eq '-') {
5867 print "extracting archive from STDIN\n";
5868 run_command
($cmd, input
=> "<&STDIN");
5870 print "extracting archive '$archive'\n";
5874 return if $opts->{info
};
5878 my $statfile = "$tmpdir/qmrestore.stat";
5879 if (my $fd = IO
::File-
>new($statfile, "r")) {
5880 while (defined (my $line = <$fd>)) {
5881 if ($line =~ m/vzdump:([^\s:]*):(\S+)$/) {
5882 $map->{$1} = $2 if $1;
5884 print STDERR
"unable to parse line in statfile - $line\n";
5890 my $confsrc = "$tmpdir/qemu-server.conf";
5892 my $srcfd = new IO
::File
($confsrc, "r") ||
5893 die "unable to open file '$confsrc'\n";
5895 my $outfd = new IO
::File
($tmpfn, "w") ||
5896 die "unable to write config for VM $vmid\n";
5898 my $cookie = { netcount
=> 0 };
5899 while (defined (my $line = <$srcfd>)) {
5900 restore_update_config_line
($outfd, $cookie, $vmid, $map, $line, $opts->{unique
});
5912 tar_restore_cleanup
($storecfg, "$tmpdir/qmrestore.stat") if !$opts->{info
};
5919 rename $tmpfn, $conffile ||
5920 die "unable to commit configuration file '$conffile'\n";
5922 PVE
::Cluster
::cfs_update
(); # make sure we read new file
5924 eval { rescan
($vmid, 1); };
5928 sub foreach_storage_used_by_vm
{
5929 my ($conf, $func) = @_;
5933 foreach_drive
($conf, sub {
5934 my ($ds, $drive) = @_;
5935 return if drive_is_cdrom
($drive);
5937 my $volid = $drive->{file
};
5939 my ($sid, $volname) = PVE
::Storage
::parse_volume_id
($volid, 1);
5940 $sidhash->{$sid} = $sid if $sid;
5943 foreach my $sid (sort keys %$sidhash) {
5948 sub do_snapshots_with_qemu
{
5949 my ($storecfg, $volid) = @_;
5951 my $storage_name = PVE
::Storage
::parse_volume_id
($volid);
5953 if ($qemu_snap_storage->{$storecfg->{ids
}->{$storage_name}->{type
}}
5954 && !$storecfg->{ids
}->{$storage_name}->{krbd
}){
5958 if ($volid =~ m/\.(qcow2|qed)$/){
5965 sub qga_check_running
{
5968 eval { vm_mon_cmd
($vmid, "guest-ping", timeout
=> 3); };
5970 warn "Qemu Guest Agent is not running - $@";
5976 sub template_create
{
5977 my ($vmid, $conf, $disk) = @_;
5979 my $storecfg = PVE
::Storage
::config
();
5981 foreach_drive
($conf, sub {
5982 my ($ds, $drive) = @_;
5984 return if drive_is_cdrom
($drive);
5985 return if $disk && $ds ne $disk;
5987 my $volid = $drive->{file
};
5988 return if !PVE
::Storage
::volume_has_feature
($storecfg, 'template', $volid);
5990 my $voliddst = PVE
::Storage
::vdisk_create_base
($storecfg, $volid);
5991 $drive->{file
} = $voliddst;
5992 $conf->{$ds} = print_drive
($vmid, $drive);
5993 PVE
::QemuConfig-
>write_config($vmid, $conf);
5997 sub qemu_img_convert
{
5998 my ($src_volid, $dst_volid, $size, $snapname, $is_zero_initialized) = @_;
6000 my $storecfg = PVE
::Storage
::config
();
6001 my ($src_storeid, $src_volname) = PVE
::Storage
::parse_volume_id
($src_volid, 1);
6002 my ($dst_storeid, $dst_volname) = PVE
::Storage
::parse_volume_id
($dst_volid, 1);
6004 if ($src_storeid && $dst_storeid) {
6006 PVE
::Storage
::activate_volumes
($storecfg, [$src_volid], $snapname);
6008 my $src_scfg = PVE
::Storage
::storage_config
($storecfg, $src_storeid);
6009 my $dst_scfg = PVE
::Storage
::storage_config
($storecfg, $dst_storeid);
6011 my $src_format = qemu_img_format
($src_scfg, $src_volname);
6012 my $dst_format = qemu_img_format
($dst_scfg, $dst_volname);
6014 my $src_path = PVE
::Storage
::path
($storecfg, $src_volid, $snapname);
6015 my $dst_path = PVE
::Storage
::path
($storecfg, $dst_volid);
6018 push @$cmd, '/usr/bin/qemu-img', 'convert', '-p', '-n';
6019 push @$cmd, '-s', $snapname if($snapname && $src_format eq "qcow2");
6020 push @$cmd, '-f', $src_format, '-O', $dst_format, $src_path;
6021 if ($is_zero_initialized) {
6022 push @$cmd, "zeroinit:$dst_path";
6024 push @$cmd, $dst_path;
6029 if($line =~ m/\((\S+)\/100\
%\)/){
6031 my $transferred = int($size * $percent / 100);
6032 my $remaining = $size - $transferred;
6034 print "transferred: $transferred bytes remaining: $remaining bytes total: $size bytes progression: $percent %\n";
6039 eval { run_command
($cmd, timeout
=> undef, outfunc
=> $parser); };
6041 die "copy failed: $err" if $err;
6045 sub qemu_img_format
{
6046 my ($scfg, $volname) = @_;
6048 if ($scfg->{path
} && $volname =~ m/\.(raw|cow|qcow|qcow2|qed|vmdk|cloop)$/) {
6055 sub qemu_drive_mirror
{
6056 my ($vmid, $drive, $dst_volid, $vmiddst, $is_zero_initialized, $jobs, $skipcomplete, $qga) = @_;
6058 $jobs = {} if !$jobs;
6062 $jobs->{"drive-$drive"} = {};
6064 if ($dst_volid =~ /^nbd:(localhost|[\d\.]+|\[[\d\.:a-fA-F]+\]):(\d+):exportname=(\S+)/) {
6067 my $exportname = $3;
6070 my $unixsocket = "/run/qemu-server/$vmid.mirror-drive-$drive";
6071 $qemu_target = "nbd+unix:///$exportname?socket=$unixsocket";
6072 my $cmd = ['socat', '-T30', "UNIX-LISTEN:$unixsocket,fork", "TCP:$server:$2,connect-timeout=5"];
6075 if (!defined($pid)) {
6076 die "forking socat tunnel failed\n";
6077 } elsif ($pid == 0) {
6079 warn "exec failed: $!\n";
6082 $jobs->{"drive-$drive"}->{pid
} = $pid;
6085 while (!-S
$unixsocket) {
6086 die "nbd connection helper timed out\n"
6091 my $storecfg = PVE
::Storage
::config
();
6092 my ($dst_storeid, $dst_volname) = PVE
::Storage
::parse_volume_id
($dst_volid);
6094 my $dst_scfg = PVE
::Storage
::storage_config
($storecfg, $dst_storeid);
6096 $format = qemu_img_format
($dst_scfg, $dst_volname);
6098 my $dst_path = PVE
::Storage
::path
($storecfg, $dst_volid);
6100 $qemu_target = $is_zero_initialized ?
"zeroinit:$dst_path" : $dst_path;
6103 my $opts = { timeout
=> 10, device
=> "drive-$drive", mode
=> "existing", sync
=> "full", target
=> $qemu_target };
6104 $opts->{format
} = $format if $format;
6106 print "drive mirror is starting for drive-$drive\n";
6108 eval { vm_mon_cmd
($vmid, "drive-mirror", %$opts); }; #if a job already run for this device,it's throw an error
6111 eval { PVE
::QemuServer
::qemu_blockjobs_cancel
($vmid, $jobs) };
6112 die "mirroring error: $err";
6115 qemu_drive_mirror_monitor
($vmid, $vmiddst, $jobs, $skipcomplete, $qga);
6118 sub qemu_drive_mirror_monitor
{
6119 my ($vmid, $vmiddst, $jobs, $skipcomplete, $qga) = @_;
6122 my $err_complete = 0;
6125 die "storage migration timed out\n" if $err_complete > 300;
6127 my $stats = vm_mon_cmd
($vmid, "query-block-jobs");
6129 my $running_mirror_jobs = {};
6130 foreach my $stat (@$stats) {
6131 next if $stat->{type
} ne 'mirror';
6132 $running_mirror_jobs->{$stat->{device
}} = $stat;
6135 my $readycounter = 0;
6137 foreach my $job (keys %$jobs) {
6139 if(defined($jobs->{$job}->{complete
}) && !defined($running_mirror_jobs->{$job})) {
6140 print "$job : finished\n";
6141 delete $jobs->{$job};
6145 die "$job: mirroring has been cancelled\n" if !defined($running_mirror_jobs->{$job});
6147 my $busy = $running_mirror_jobs->{$job}->{busy
};
6148 my $ready = $running_mirror_jobs->{$job}->{ready
};
6149 if (my $total = $running_mirror_jobs->{$job}->{len
}) {
6150 my $transferred = $running_mirror_jobs->{$job}->{offset
} || 0;
6151 my $remaining = $total - $transferred;
6152 my $percent = sprintf "%.2f", ($transferred * 100 / $total);
6154 print "$job: transferred: $transferred bytes remaining: $remaining bytes total: $total bytes progression: $percent % busy: $busy ready: $ready \n";
6157 $readycounter++ if $running_mirror_jobs->{$job}->{ready
};
6160 last if scalar(keys %$jobs) == 0;
6162 if ($readycounter == scalar(keys %$jobs)) {
6163 print "all mirroring jobs are ready \n";
6164 last if $skipcomplete; #do the complete later
6166 if ($vmiddst && $vmiddst != $vmid) {
6167 my $agent_running = $qga && qga_check_running
($vmid);
6168 if ($agent_running) {
6169 print "freeze filesystem\n";
6170 eval { PVE
::QemuServer
::vm_mon_cmd
($vmid, "guest-fsfreeze-freeze"); };
6172 print "suspend vm\n";
6173 eval { PVE
::QemuServer
::vm_suspend
($vmid, 1); };
6176 # if we clone a disk for a new target vm, we don't switch the disk
6177 PVE
::QemuServer
::qemu_blockjobs_cancel
($vmid, $jobs);
6179 if ($agent_running) {
6180 print "unfreeze filesystem\n";
6181 eval { PVE
::QemuServer
::vm_mon_cmd
($vmid, "guest-fsfreeze-thaw"); };
6183 print "resume vm\n";
6184 eval { PVE
::QemuServer
::vm_resume
($vmid, 1, 1); };
6190 foreach my $job (keys %$jobs) {
6191 # try to switch the disk if source and destination are on the same guest
6192 print "$job: Completing block job...\n";
6194 eval { vm_mon_cmd
($vmid, "block-job-complete", device
=> $job) };
6195 if ($@ =~ m/cannot be completed/) {
6196 print "$job: Block job cannot be completed, try again.\n";
6199 print "$job: Completed successfully.\n";
6200 $jobs->{$job}->{complete
} = 1;
6201 eval { qemu_blockjobs_finish_tunnel
($vmid, $job, $jobs->{$job}->{pid
}) } ;
6212 eval { PVE
::QemuServer
::qemu_blockjobs_cancel
($vmid, $jobs) };
6213 die "mirroring error: $err";
6218 sub qemu_blockjobs_cancel
{
6219 my ($vmid, $jobs) = @_;
6221 foreach my $job (keys %$jobs) {
6222 print "$job: Cancelling block job\n";
6223 eval { vm_mon_cmd
($vmid, "block-job-cancel", device
=> $job); };
6224 $jobs->{$job}->{cancel
} = 1;
6228 my $stats = vm_mon_cmd
($vmid, "query-block-jobs");
6230 my $running_jobs = {};
6231 foreach my $stat (@$stats) {
6232 $running_jobs->{$stat->{device
}} = $stat;
6235 foreach my $job (keys %$jobs) {
6237 if (defined($jobs->{$job}->{cancel
}) && !defined($running_jobs->{$job})) {
6238 print "$job: Done.\n";
6239 eval { qemu_blockjobs_finish_tunnel
($vmid, $job, $jobs->{$job}->{pid
}) } ;
6240 delete $jobs->{$job};
6244 last if scalar(keys %$jobs) == 0;
6250 sub qemu_blockjobs_finish_tunnel
{
6251 my ($vmid, $job, $cpid) = @_;
6255 for (my $i = 1; $i < 20; $i++) {
6256 my $waitpid = waitpid($cpid, WNOHANG
);
6257 last if (defined($waitpid) && ($waitpid == $cpid));
6261 } elsif ($i >= 15) {
6266 unlink "/run/qemu-server/$vmid.mirror-$job";
6270 my ($storecfg, $vmid, $running, $drivename, $drive, $snapname,
6271 $newvmid, $storage, $format, $full, $newvollist, $jobs, $skipcomplete, $qga) = @_;
6276 print "create linked clone of drive $drivename ($drive->{file})\n";
6277 $newvolid = PVE
::Storage
::vdisk_clone
($storecfg, $drive->{file
}, $newvmid, $snapname);
6278 push @$newvollist, $newvolid;
6281 my ($storeid, $volname) = PVE
::Storage
::parse_volume_id
($drive->{file
});
6282 $storeid = $storage if $storage;
6284 my $dst_format = resolve_dst_disk_format
($storecfg, $storeid, $volname, $format);
6285 my ($size) = PVE
::Storage
::volume_size_info
($storecfg, $drive->{file
}, 3);
6287 print "create full clone of drive $drivename ($drive->{file})\n";
6288 $newvolid = PVE
::Storage
::vdisk_alloc
($storecfg, $storeid, $newvmid, $dst_format, undef, ($size/1024));
6289 push @$newvollist, $newvolid;
6291 PVE
::Storage
::activate_volumes
($storecfg, [$newvolid]);
6293 my $sparseinit = PVE
::Storage
::volume_has_feature
($storecfg, 'sparseinit', $newvolid);
6294 if (!$running || $snapname) {
6295 qemu_img_convert
($drive->{file
}, $newvolid, $size, $snapname, $sparseinit);
6298 my $kvmver = get_running_qemu_version
($vmid);
6299 if (!qemu_machine_feature_enabled
(undef, $kvmver, 2, 7)) {
6300 die "drive-mirror with iothread requires qemu version 2.7 or higher\n"
6301 if $drive->{iothread
};
6304 qemu_drive_mirror
($vmid, $drivename, $newvolid, $newvmid, $sparseinit, $jobs, $skipcomplete, $qga);
6308 my ($size) = PVE
::Storage
::volume_size_info
($storecfg, $newvolid, 3);
6311 $disk->{format
} = undef;
6312 $disk->{file
} = $newvolid;
6313 $disk->{size
} = $size;
6318 # this only works if VM is running
6319 sub get_current_qemu_machine
{
6322 my $cmd = { execute
=> 'query-machines', arguments
=> {} };
6323 my $res = vm_qmp_command
($vmid, $cmd);
6325 my ($current, $default);
6326 foreach my $e (@$res) {
6327 $default = $e->{name
} if $e->{'is-default'};
6328 $current = $e->{name
} if $e->{'is-current'};
6331 # fallback to the default machine if current is not supported by qemu
6332 return $current || $default || 'pc';
6335 sub get_running_qemu_version
{
6337 my $cmd = { execute
=> 'query-version', arguments
=> {} };
6338 my $res = vm_qmp_command
($vmid, $cmd);
6339 return "$res->{qemu}->{major}.$res->{qemu}->{minor}";
6342 sub qemu_machine_feature_enabled
{
6343 my ($machine, $kvmver, $version_major, $version_minor) = @_;
6348 if ($machine && $machine =~ m/^(pc(-i440fx|-q35)?-(\d+)\.(\d+))/) {
6350 $current_major = $3;
6351 $current_minor = $4;
6353 } elsif ($kvmver =~ m/^(\d+)\.(\d+)/) {
6355 $current_major = $1;
6356 $current_minor = $2;
6359 return 1 if $current_major >= $version_major && $current_minor >= $version_minor;
6364 sub qemu_machine_pxe
{
6365 my ($vmid, $conf, $machine) = @_;
6367 $machine = PVE
::QemuServer
::get_current_qemu_machine
($vmid) if !$machine;
6369 foreach my $opt (keys %$conf) {
6370 next if $opt !~ m/^net(\d+)$/;
6371 my $net = PVE
::QemuServer
::parse_net
($conf->{$opt});
6373 my $romfile = PVE
::QemuServer
::vm_mon_cmd_nocheck
($vmid, 'qom-get', path
=> $opt, property
=> 'romfile');
6374 return $machine.".pxe" if $romfile =~ m/pxe/;
6381 sub qemu_use_old_bios_files
{
6382 my ($machine_type) = @_;
6384 return if !$machine_type;
6386 my $use_old_bios_files = undef;
6388 if ($machine_type =~ m/^(\S+)\.pxe$/) {
6390 $use_old_bios_files = 1;
6392 my $kvmver = kvm_user_version
();
6393 # Note: kvm version < 2.4 use non-efi pxe files, and have problems when we
6394 # load new efi bios files on migration. So this hack is required to allow
6395 # live migration from qemu-2.2 to qemu-2.4, which is sometimes used when
6396 # updrading from proxmox-ve-3.X to proxmox-ve 4.0
6397 $use_old_bios_files = !qemu_machine_feature_enabled
($machine_type, $kvmver, 2, 4);
6400 return ($use_old_bios_files, $machine_type);
6403 sub create_efidisk
{
6404 my ($storecfg, $storeid, $vmid, $fmt) = @_;
6406 die "EFI vars default image not found\n" if ! -f
$OVMF_VARS;
6408 my $vars_size = PVE
::Tools
::convert_size
(-s
$OVMF_VARS, 'b' => 'kb');
6409 my $volid = PVE
::Storage
::vdisk_alloc
($storecfg, $storeid, $vmid, $fmt, undef, $vars_size);
6410 PVE
::Storage
::activate_volumes
($storecfg, [$volid]);
6412 my $path = PVE
::Storage
::path
($storecfg, $volid);
6414 run_command
(['/usr/bin/qemu-img', 'convert', '-n', '-f', 'raw', '-O', $fmt, $OVMF_VARS, $path]);
6416 die "Copying EFI vars image failed: $@" if $@;
6418 return ($volid, $vars_size);
6425 dir_glob_foreach
("$pcisysfs/devices", '[a-f0-9]{4}:([a-f0-9]{2}:[a-f0-9]{2})\.([0-9])', sub {
6426 my (undef, $id, $function) = @_;
6427 my $res = { id
=> $id, function
=> $function};
6428 push @{$devices->{$id}}, $res;
6431 # Entries should be sorted by functions.
6432 foreach my $id (keys %$devices) {
6433 my $dev = $devices->{$id};
6434 $devices->{$id} = [ sort { $a->{function
} <=> $b->{function
} } @$dev ];
6440 sub vm_iothreads_list
{
6443 my $res = vm_mon_cmd
($vmid, 'query-iothreads');
6446 foreach my $iothread (@$res) {
6447 $iothreads->{ $iothread->{id
} } = $iothread->{"thread-id"};
6454 my ($conf, $drive) = @_;
6458 if (!$conf->{scsihw
} || ($conf->{scsihw
} =~ m/^lsi/)) {
6460 } elsif ($conf->{scsihw
} && ($conf->{scsihw
} eq 'virtio-scsi-single')) {
6466 my $controller = int($drive->{index} / $maxdev);
6467 my $controller_prefix = ($conf->{scsihw
} && $conf->{scsihw
} eq 'virtio-scsi-single') ?
"virtioscsi" : "scsihw";
6469 return ($maxdev, $controller, $controller_prefix);
6472 sub add_hyperv_enlightenments
{
6473 my ($cpuFlags, $winversion, $machine_type, $kvmver, $bios, $gpu_passthrough) = @_;
6475 return if $winversion < 6;
6476 return if $bios && $bios eq 'ovmf' && $winversion < 8;
6478 push @$cpuFlags , 'hv_vendor_id=proxmox' if $gpu_passthrough;
6480 if (qemu_machine_feature_enabled
($machine_type, $kvmver, 2, 3)) {
6481 push @$cpuFlags , 'hv_spinlocks=0x1fff';
6482 push @$cpuFlags , 'hv_vapic';
6483 push @$cpuFlags , 'hv_time';
6485 push @$cpuFlags , 'hv_spinlocks=0xffff';
6488 if (qemu_machine_feature_enabled
($machine_type, $kvmver, 2, 6)) {
6489 push @$cpuFlags , 'hv_reset';
6490 push @$cpuFlags , 'hv_vpindex';
6491 push @$cpuFlags , 'hv_runtime';
6494 if ($winversion >= 7) {
6495 push @$cpuFlags , 'hv_relaxed';
6499 sub windows_version
{
6502 return 0 if !$ostype;
6506 if($ostype eq 'wxp' || $ostype eq 'w2k3' || $ostype eq 'w2k') {
6508 } elsif($ostype eq 'w2k8' || $ostype eq 'wvista') {
6510 } elsif ($ostype =~ m/^win(\d+)$/) {
6517 sub resolve_dst_disk_format
{
6518 my ($storecfg, $storeid, $src_volname, $format) = @_;
6519 my ($defFormat, $validFormats) = PVE
::Storage
::storage_default_format
($storecfg, $storeid);
6522 # if no target format is specified, use the source disk format as hint
6524 my $scfg = PVE
::Storage
::storage_config
($storecfg, $storeid);
6525 $format = qemu_img_format
($scfg, $src_volname);
6531 # test if requested format is supported - else use default
6532 my $supported = grep { $_ eq $format } @$validFormats;
6533 $format = $defFormat if !$supported;
6537 sub resolve_first_disk
{
6539 my @disks = PVE
::QemuServer
::valid_drive_names
();
6541 foreach my $ds (reverse @disks) {
6542 next if !$conf->{$ds};
6543 my $disk = PVE
::QemuServer
::parse_drive
($ds, $conf->{$ds});
6544 next if PVE
::QemuServer
::drive_is_cdrom
($disk);
6550 sub generate_smbios1_uuid
{
6551 my ($uuid, $uuid_str);
6552 UUID
::generate
($uuid);
6553 UUID
::unparse
($uuid, $uuid_str);
6554 return "uuid=$uuid_str";
6557 # bash completion helper
6559 sub complete_backup_archives
{
6560 my ($cmdname, $pname, $cvalue) = @_;
6562 my $cfg = PVE
::Storage
::config
();
6566 if ($cvalue =~ m/^([^:]+):/) {
6570 my $data = PVE
::Storage
::template_list
($cfg, $storeid, 'backup');
6573 foreach my $id (keys %$data) {
6574 foreach my $item (@{$data->{$id}}) {
6575 next if $item->{format
} !~ m/^vma\.(gz|lzo)$/;
6576 push @$res, $item->{volid
} if defined($item->{volid
});
6583 my $complete_vmid_full = sub {
6586 my $idlist = vmstatus
();
6590 foreach my $id (keys %$idlist) {
6591 my $d = $idlist->{$id};
6592 if (defined($running)) {
6593 next if $d->{template
};
6594 next if $running && $d->{status
} ne 'running';
6595 next if !$running && $d->{status
} eq 'running';
6604 return &$complete_vmid_full();
6607 sub complete_vmid_stopped
{
6608 return &$complete_vmid_full(0);
6611 sub complete_vmid_running
{
6612 return &$complete_vmid_full(1);
6615 sub complete_storage
{
6617 my $cfg = PVE
::Storage
::config
();
6618 my $ids = $cfg->{ids
};
6621 foreach my $sid (keys %$ids) {
6622 next if !PVE
::Storage
::storage_check_enabled
($cfg, $sid, undef, 1);
6623 next if !$ids->{$sid}->{content
}->{images
};
6633 vm_mon_cmd
($vmid, 'nbd-server-stop');