1 package PVE
::QemuServer
;
11 use File
::Copy
qw(copy);
24 use Storable
qw(dclone);
25 use Time
::HiRes
qw(gettimeofday);
29 use PVE
::Cluster
qw(cfs_register_file cfs_read_file cfs_write_file);
31 use PVE
::DataCenterConfig
;
32 use PVE
::Exception
qw(raise raise_param_exc);
33 use PVE
::GuestHelpers
qw(safe_string_ne safe_num_ne safe_boolean_ne);
35 use PVE
::JSONSchema
qw(get_standard_option parse_property_string);
38 use PVE
::RPCEnvironment
;
42 use PVE
::Tools
qw(run_command file_read_firstline file_get_contents dir_glob_foreach get_host_arch $IPV6RE);
46 use PVE
::QemuServer
::Helpers
qw(min_version config_aware_timeout);
47 use PVE
::QemuServer
::Cloudinit
;
48 use PVE
::QemuServer
::CGroup
;
49 use PVE
::QemuServer
::CPUConfig
qw(print_cpu_device get_cpu_options);
50 use PVE
::QemuServer
::Drive
qw(is_valid_drivename drive_is_cloudinit drive_is_cdrom parse_drive print_drive);
51 use PVE
::QemuServer
::Machine
;
52 use PVE
::QemuServer
::Memory
;
53 use PVE
::QemuServer
::Monitor
qw(mon_cmd);
54 use PVE
::QemuServer
::PCI
qw(print_pci_addr print_pcie_addr print_pcie_root_port parse_hostpci);
55 use PVE
::QemuServer
::USB
qw(parse_usb_device);
59 require PVE
::Network
::SDN
::Zones
;
63 my $EDK2_FW_BASE = '/usr/share/pve-edk2-firmware/';
66 "$EDK2_FW_BASE/OVMF_CODE.fd",
67 "$EDK2_FW_BASE/OVMF_VARS.fd"
70 "$EDK2_FW_BASE/AAVMF_CODE.fd",
71 "$EDK2_FW_BASE/AAVMF_VARS.fd"
75 my $cpuinfo = PVE
::ProcFSTools
::read_cpuinfo
();
77 # Note about locking: we use flock on the config file protect
78 # against concurent actions.
79 # Aditionaly, we have a 'lock' setting in the config file. This
80 # can be set to 'migrate', 'backup', 'snapshot' or 'rollback'. Most actions are not
81 # allowed when such lock is set. But you can ignore this kind of
82 # lock with the --skiplock flag.
84 cfs_register_file
('/qemu-server/',
88 PVE
::JSONSchema
::register_standard_option
('pve-qm-stateuri', {
89 description
=> "Some command save/restore state from this location.",
95 PVE
::JSONSchema
::register_standard_option
('pve-qemu-machine', {
96 description
=> "Specifies the Qemu machine type.",
98 pattern
=> '(pc|pc(-i440fx)?-\d+(\.\d+)+(\+pve\d+)?(\.pxe)?|q35|pc-q35-\d+(\.\d+)+(\+pve\d+)?(\.pxe)?|virt(?:-\d+(\.\d+)+)?(\+pve\d+)?)',
105 my ($map, $source) = @_;
107 return $source if !defined($map);
109 return $map->{entries
}->{$source}
110 if $map->{entries
} && defined($map->{entries
}->{$source});
112 return $map->{default} if $map->{default};
114 # identity (fallback)
118 PVE
::JSONSchema
::register_standard_option
('pve-targetstorage', {
119 description
=> "Mapping from source to target storages. Providing only a single storage ID maps all source storages to that storage. Providing the special value '1' will map each source storage to itself.",
121 format
=> 'storagepair-list',
125 #no warnings 'redefine';
129 $nodename_cache //= PVE
::INotify
::nodename
();
130 return $nodename_cache;
137 enum
=> [qw(i6300esb ib700)],
138 description
=> "Watchdog type to emulate.",
139 default => 'i6300esb',
144 enum
=> [qw(reset shutdown poweroff pause debug none)],
145 description
=> "The action to perform if after activation the guest fails to poll the watchdog in time.",
149 PVE
::JSONSchema
::register_format
('pve-qm-watchdog', $watchdog_fmt);
153 description
=> "Enable/disable Qemu GuestAgent.",
158 fstrim_cloned_disks
=> {
159 description
=> "Run fstrim after moving a disk or migrating the VM.",
165 description
=> "Select the agent type",
169 enum
=> [qw(virtio isa)],
175 description
=> "Select the VGA type.",
180 enum
=> [qw(cirrus qxl qxl2 qxl3 qxl4 none serial0 serial1 serial2 serial3 std virtio vmware)],
183 description
=> "Sets the VGA memory (in MiB). Has no effect with serial display.",
195 description
=> "The size of the file in MB.",
199 pattern
=> '[a-zA-Z0-9\-]+',
201 format_description
=> 'string',
202 description
=> "The name of the file. Will be prefixed with 'pve-shm-'. Default is the VMID. Will be deleted when the VM is stopped.",
209 enum
=> [qw(ich9-intel-hda intel-hda AC97)],
210 description
=> "Configure an audio device."
214 enum
=> ['spice', 'none'],
217 description
=> "Driver backend for the audio device."
221 my $spice_enhancements_fmt = {
226 description
=> "Enable folder sharing via SPICE. Needs Spice-WebDAV daemon installed in the VM."
230 enum
=> ['off', 'all', 'filter'],
233 description
=> "Enable video streaming. Uses compression for detected video streams."
240 enum
=> ['/dev/urandom', '/dev/random', '/dev/hwrng'],
242 description
=> "The file on the host to gather entropy from. In most"
243 . " cases /dev/urandom should be preferred over /dev/random"
244 . " to avoid entropy-starvation issues on the host. Using"
245 . " urandom does *not* decrease security in any meaningful"
246 . " way, as it's still seeded from real entropy, and the"
247 . " bytes provided will most likely be mixed with real"
248 . " entropy on the guest as well. /dev/hwrng can be used"
249 . " to pass through a hardware RNG from the host.",
253 description
=> "Maximum bytes of entropy injected into the guest every"
254 . " 'period' milliseconds. Prefer a lower value when using"
255 . " /dev/random as source. Use 0 to disable limiting"
256 . " (potentially dangerous!).",
259 # default is 1 KiB/s, provides enough entropy to the guest to avoid
260 # boot-starvation issues (e.g. systemd etc...) while allowing no chance
261 # of overwhelming the host, provided we're reading from /dev/urandom
266 description
=> "Every 'period' milliseconds the entropy-injection quota"
267 . " is reset, allowing the guest to retrieve another"
268 . " 'max_bytes' of entropy.",
278 description
=> "Specifies whether a VM will be started during system bootup.",
284 description
=> "Automatic restart after crash (currently ignored).",
289 type
=> 'string', format
=> 'pve-hotplug-features',
290 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'.",
291 default => 'network,disk,usb',
296 description
=> "Allow reboot. If set to '0' the VM exit on reboot.",
302 description
=> "Lock/unlock the VM.",
303 enum
=> [qw(backup clone create migrate rollback snapshot snapshot-delete suspending suspended)],
308 description
=> "Limit of CPU usage.",
309 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.",
317 description
=> "CPU weight for a VM.",
318 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.",
326 description
=> "Amount of RAM for the VM in MB. This is the maximum available memory when you use the balloon device.",
333 description
=> "Amount of target RAM for the VM in MB. Using zero disables the ballon driver.",
339 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. Auto-ballooning is done by pvestatd.",
347 description
=> "Keybord layout for vnc server. Default is read from the '/etc/pve/datacenter.cfg' configuration file.".
348 "It should not be necessary to set it.",
349 enum
=> PVE
::Tools
::kvmkeymaplist
(),
354 type
=> 'string', format
=> 'dns-name',
355 description
=> "Set a name for the VM. Only used on the configuration web interface.",
360 description
=> "SCSI controller model",
361 enum
=> [qw(lsi lsi53c810 virtio-scsi-pci virtio-scsi-single megasas pvscsi)],
367 description
=> "Description for the VM. Only used on the configuration web interface. This is saved as comment inside the configuration file.",
372 enum
=> [qw(other wxp w2k w2k3 w2k8 wvista win7 win8 win10 l24 l26 solaris)],
373 description
=> "Specify guest operating system.",
374 verbose_description
=> <<EODESC,
375 Specify guest operating system. This is used to enable special
376 optimization/features for specific operating systems:
379 other;; unspecified OS
380 wxp;; Microsoft Windows XP
381 w2k;; Microsoft Windows 2000
382 w2k3;; Microsoft Windows 2003
383 w2k8;; Microsoft Windows 2008
384 wvista;; Microsoft Windows Vista
385 win7;; Microsoft Windows 7
386 win8;; Microsoft Windows 8/2012/2012r2
387 win10;; Microsoft Windows 10/2016/2019
388 l24;; Linux 2.4 Kernel
389 l26;; Linux 2.6 - 5.X Kernel
390 solaris;; Solaris/OpenSolaris/OpenIndiania kernel
395 type
=> 'string', format
=> 'pve-qm-boot',
396 description
=> "Specify guest boot order. Use with 'order=', usage with"
397 . " no key or 'legacy=' is deprecated.",
401 type
=> 'string', format
=> 'pve-qm-bootdisk',
402 description
=> "Enable booting from specified disk. Deprecated: Use 'boot: order=foo;bar' instead.",
403 pattern
=> '(ide|sata|scsi|virtio)\d+',
408 description
=> "The number of CPUs. Please use option -sockets instead.",
415 description
=> "The number of CPU sockets.",
422 description
=> "The number of cores per socket.",
429 description
=> "Enable/disable NUMA.",
435 description
=> "Enable/disable hugepages memory.",
436 enum
=> [qw(any 2 1024)],
442 description
=> "Use together with hugepages. If enabled, hugepages will not not be deleted"
443 ." after VM shutdown and can be used for subsequent starts.",
448 description
=> "Number of hotplugged vcpus.",
455 description
=> "Enable/disable ACPI.",
460 description
=> "Enable/disable Qemu GuestAgent and its properties.",
462 format
=> $agent_fmt,
467 description
=> "Enable/disable KVM hardware virtualization.",
473 description
=> "Enable/disable time drift fix.",
479 description
=> "Set the real time clock to local time. This is enabled by default if ostype"
480 ." indicates a Microsoft OS.",
485 description
=> "Freeze CPU at startup (use 'c' monitor command to start execution).",
489 type
=> 'string', format
=> $vga_fmt,
490 description
=> "Configure the VGA hardware.",
491 verbose_description
=> "Configure the VGA Hardware. If you want to use high resolution"
492 ." modes (>= 1280x1024x16) you may need to increase the vga memory option. Since QEMU"
493 ." 2.9 the default VGA display type is 'std' for all OS types besides some Windows"
494 ." versions (XP and older) which use 'cirrus'. The 'qxl' option enables the SPICE"
495 ." display server. For win* OS you can select how many independent displays you want,"
496 ." Linux guests can add displays them self.\nYou can also run without any graphic card,"
497 ." using a serial device as terminal.",
501 type
=> 'string', format
=> 'pve-qm-watchdog',
502 description
=> "Create a virtual hardware watchdog device.",
503 verbose_description
=> "Create a virtual hardware watchdog device. Once enabled (by a guest"
504 ." action), the watchdog must be periodically polled by an agent inside the guest or"
505 ." else the watchdog will reset the guest (or execute the respective action specified)",
510 typetext
=> "(now | YYYY-MM-DD | YYYY-MM-DDTHH:MM:SS)",
511 description
=> "Set the initial date of the real time clock. Valid format for date are:"
512 ."'now' or '2006-06-17T16:01:21' or '2006-06-17'.",
513 pattern
=> '(now|\d{4}-\d{1,2}-\d{1,2}(T\d{1,2}:\d{1,2}:\d{1,2})?)',
516 startup
=> get_standard_option
('pve-startup-order'),
520 description
=> "Enable/disable Template.",
526 description
=> "Arbitrary arguments passed to kvm.",
527 verbose_description
=> <<EODESCR,
528 Arbitrary arguments passed to kvm, for example:
530 args: -no-reboot -no-hpet
532 NOTE: this option is for experts only.
539 description
=> "Enable/disable the USB tablet device.",
540 verbose_description
=> "Enable/disable the USB tablet device. This device is usually needed"
541 ." to allow absolute mouse positioning with VNC. Else the mouse runs out of sync with"
542 ." normal VNC clients. If you're running lots of console-only guests on one host, you"
543 ." may consider disabling this to save some context switches. This is turned off by"
544 ." default if you use spice (`qm set <vmid> --vga qxl`).",
549 description
=> "Set maximum speed (in MB/s) for migrations. Value 0 is no limit.",
553 migrate_downtime
=> {
556 description
=> "Set maximum tolerated downtime (in seconds) for migrations.",
562 type
=> 'string', format
=> 'pve-qm-ide',
563 typetext
=> '<volume>',
564 description
=> "This is an alias for option -ide2",
568 description
=> "Emulated CPU type.",
570 format
=> 'pve-vm-cpu-conf',
572 parent
=> get_standard_option
('pve-snapshot-name', {
574 description
=> "Parent snapshot name. This is used internally, and should not be modified.",
578 description
=> "Timestamp for snapshots.",
584 type
=> 'string', format
=> 'pve-volume-id',
585 description
=> "Reference to a volume which stores the VM state. This is used internally"
588 vmstatestorage
=> get_standard_option
('pve-storage-id', {
589 description
=> "Default storage for VM state volumes/files.",
592 runningmachine
=> get_standard_option
('pve-qemu-machine', {
593 description
=> "Specifies the QEMU machine type of the running vm. This is used internally"
597 description
=> "Specifies the QEMU '-cpu' parameter of the running vm. This is used"
598 ." internally for snapshots.",
601 pattern
=> $PVE::QemuServer
::CPUConfig
::qemu_cmdline_cpu_re
,
602 format_description
=> 'QEMU -cpu parameter'
604 machine
=> get_standard_option
('pve-qemu-machine'),
606 description
=> "Virtual processor architecture. Defaults to the host.",
609 enum
=> [qw(x86_64 aarch64)],
612 description
=> "Specify SMBIOS type 1 fields.",
613 type
=> 'string', format
=> 'pve-qm-smbios1',
620 description
=> "Sets the protection flag of the VM. This will disable the remove VM and"
621 ." remove disk operations.",
627 enum
=> [ qw(seabios ovmf) ],
628 description
=> "Select BIOS implementation.",
629 default => 'seabios',
633 pattern
=> '(?:[a-fA-F0-9]{8}(?:-[a-fA-F0-9]{4}){3}-[a-fA-F0-9]{12}|[01])',
634 format_description
=> 'UUID',
635 description
=> "Set VM Generation ID. Use '1' to autogenerate on create or update, pass '0'"
636 ." to disable explicitly.",
637 verbose_description
=> "The VM generation ID (vmgenid) device exposes a 128-bit integer"
638 ." value identifier to the guest OS. This allows to notify the guest operating system"
639 ." when the virtual machine is executed with a different configuration (e.g. snapshot"
640 ." execution or creation from a template). The guest operating system notices the"
641 ." change, and is then able to react as appropriate by marking its copies of"
642 ." distributed databases as dirty, re-initializing its random number generator, etc.\n"
643 ."Note that auto-creation only works when done through API/CLI create or update methods"
644 .", but not when manually editing the config file.",
645 default => "1 (autogenerated)",
650 format
=> 'pve-volume-id',
652 description
=> "Script that will be executed during various steps in the vms lifetime.",
656 format
=> $ivshmem_fmt,
657 description
=> "Inter-VM shared memory. Useful for direct communication between VMs, or to"
663 format
=> $audio_fmt,
664 description
=> "Configure a audio device, useful in combination with QXL/Spice.",
667 spice_enhancements
=> {
669 format
=> $spice_enhancements_fmt,
670 description
=> "Configure additional enhancements for SPICE.",
674 type
=> 'string', format
=> 'pve-tag-list',
675 description
=> 'Tags of the VM. This is only meta information.',
681 description
=> "Configure a VirtIO-based Random Number Generator.",
690 description
=> 'Specify a custom file containing all meta data passed to the VM via"
691 ." cloud-init. This is provider specific meaning configdrive2 and nocloud differ.',
692 format
=> 'pve-volume-id',
693 format_description
=> 'volume',
698 description
=> 'Specify a custom file containing all network data passed to the VM via'
700 format
=> 'pve-volume-id',
701 format_description
=> 'volume',
706 description
=> 'Specify a custom file containing all user data passed to the VM via'
708 format
=> 'pve-volume-id',
709 format_description
=> 'volume',
712 PVE
::JSONSchema
::register_format
('pve-qm-cicustom', $cicustom_fmt);
714 my $confdesc_cloudinit = {
718 description
=> 'Specifies the cloud-init configuration format. The default depends on the'
719 .' configured operating system type (`ostype`. We use the `nocloud` format for Linux,'
720 .' and `configdrive2` for windows.',
721 enum
=> ['configdrive2', 'nocloud', 'opennebula'],
726 description
=> "cloud-init: User name to change ssh keys and password for instead of the"
727 ." image's configured default user.",
732 description
=> 'cloud-init: Password to assign the user. Using this is generally not'
733 .' recommended. Use ssh keys instead. Also note that older cloud-init versions do not'
734 .' support hashed passwords.',
739 description
=> 'cloud-init: Specify custom files to replace the automatically generated'
741 format
=> 'pve-qm-cicustom',
746 description
=> "cloud-init: Sets DNS search domains for a container. Create will'
747 .' automatically use the setting from the host if neither searchdomain nor nameserver'
752 type
=> 'string', format
=> 'address-list',
753 description
=> "cloud-init: Sets DNS server IP address for a container. Create will'
754 .' automatically use the setting from the host if neither searchdomain nor nameserver'
760 format
=> 'urlencoded',
761 description
=> "cloud-init: Setup public SSH keys (one key per line, OpenSSH format).",
765 # what about other qemu settings ?
767 #machine => 'string',
780 ##soundhw => 'string',
782 while (my ($k, $v) = each %$confdesc) {
783 PVE
::JSONSchema
::register_standard_option
("pve-qm-$k", $v);
786 my $MAX_USB_DEVICES = 5;
788 my $MAX_SERIAL_PORTS = 4;
789 my $MAX_PARALLEL_PORTS = 3;
795 pattern
=> qr/\d+(?:-\d+)?(?:;\d+(?:-\d+)?)*/,
796 description
=> "CPUs accessing this NUMA node.",
797 format_description
=> "id[-id];...",
801 description
=> "Amount of memory this NUMA node provides.",
806 pattern
=> qr/\d+(?:-\d+)?(?:;\d+(?:-\d+)?)*/,
807 description
=> "Host NUMA nodes to use.",
808 format_description
=> "id[-id];...",
813 enum
=> [qw(preferred bind interleave)],
814 description
=> "NUMA allocation policy.",
818 PVE
::JSONSchema
::register_format
('pve-qm-numanode', $numa_fmt);
821 type
=> 'string', format
=> $numa_fmt,
822 description
=> "NUMA topology.",
824 PVE
::JSONSchema
::register_standard_option
("pve-qm-numanode", $numadesc);
826 for (my $i = 0; $i < $MAX_NUMA; $i++) {
827 $confdesc->{"numa$i"} = $numadesc;
830 my $nic_model_list = ['rtl8139', 'ne2k_pci', 'e1000', 'pcnet', 'virtio',
831 'ne2k_isa', 'i82551', 'i82557b', 'i82559er', 'vmxnet3',
832 'e1000-82540em', 'e1000-82544gc', 'e1000-82545em'];
833 my $nic_model_list_txt = join(' ', sort @$nic_model_list);
835 my $net_fmt_bridge_descr = <<__EOD__;
836 Bridge to attach the network device to. The Proxmox VE standard bridge
839 If you do not specify a bridge, we create a kvm user (NATed) network
840 device, which provides DHCP and DNS services. The following addresses
847 The DHCP server assign addresses to the guest starting from 10.0.2.15.
851 macaddr
=> get_standard_option
('mac-addr', {
852 description
=> "MAC address. That address must be unique withing your network. This is"
853 ." automatically generated if not specified.",
857 description
=> "Network Card Model. The 'virtio' model provides the best performance with"
858 ." very low CPU overhead. If your guest does not support this driver, it is usually"
859 ." best to use 'e1000'.",
860 enum
=> $nic_model_list,
863 (map { $_ => { keyAlias
=> 'model', alias
=> 'macaddr' }} @$nic_model_list),
866 description
=> $net_fmt_bridge_descr,
867 format_description
=> 'bridge',
868 pattern
=> '[-_.\w\d]+',
873 minimum
=> 0, maximum
=> 16,
874 description
=> 'Number of packet queues to be used on the device.',
880 description
=> "Rate limit in mbps (megabytes per second) as floating point number.",
885 minimum
=> 1, maximum
=> 4094,
886 description
=> 'VLAN tag to apply to packets on this interface.',
891 pattern
=> qr/\d+(?:-\d+)?(?:;\d+(?:-\d+)?)*/,
892 description
=> 'VLAN trunks to pass through this interface.',
893 format_description
=> 'vlanid[;vlanid...]',
898 description
=> 'Whether this interface should be protected by the firewall.',
903 description
=> 'Whether this interface should be disconnected (like pulling the plug).',
908 minimum
=> 1, maximum
=> 65520,
909 description
=> "Force MTU, for VirtIO only. Set to '1' to use the bridge MTU",
916 type
=> 'string', format
=> $net_fmt,
917 description
=> "Specify network devices.",
920 PVE
::JSONSchema
::register_standard_option
("pve-qm-net", $netdesc);
925 format
=> 'pve-ipv4-config',
926 format_description
=> 'IPv4Format/CIDR',
927 description
=> 'IPv4 address in CIDR format.',
934 format_description
=> 'GatewayIPv4',
935 description
=> 'Default gateway for IPv4 traffic.',
941 format
=> 'pve-ipv6-config',
942 format_description
=> 'IPv6Format/CIDR',
943 description
=> 'IPv6 address in CIDR format.',
950 format_description
=> 'GatewayIPv6',
951 description
=> 'Default gateway for IPv6 traffic.',
956 PVE
::JSONSchema
::register_format
('pve-qm-ipconfig', $ipconfig_fmt);
959 type
=> 'string', format
=> 'pve-qm-ipconfig',
960 description
=> <<'EODESCR',
961 cloud-init: Specify IP addresses and gateways for the corresponding interface.
963 IP addresses use CIDR notation, gateways are optional but need an IP of the same type specified.
965 The special string 'dhcp' can be used for IP addresses to use DHCP, in which case no explicit
966 gateway should be provided.
967 For IPv6 the special string 'auto' can be used to use stateless autoconfiguration.
969 If cloud-init is enabled and neither an IPv4 nor an IPv6 address is specified, it defaults to using
973 PVE
::JSONSchema
::register_standard_option
("pve-qm-ipconfig", $netdesc);
975 for (my $i = 0; $i < $MAX_NETS; $i++) {
976 $confdesc->{"net$i"} = $netdesc;
977 $confdesc_cloudinit->{"ipconfig$i"} = $ipconfigdesc;
980 foreach my $key (keys %$confdesc_cloudinit) {
981 $confdesc->{$key} = $confdesc_cloudinit->{$key};
984 PVE
::JSONSchema
::register_format
('pve-volume-id-or-qm-path', \
&verify_volume_id_or_qm_path
);
985 sub verify_volume_id_or_qm_path
{
986 my ($volid, $noerr) = @_;
988 if ($volid eq 'none' || $volid eq 'cdrom' || $volid =~ m
|^/|) {
992 # if its neither 'none' nor 'cdrom' nor a path, check if its a volume-id
993 $volid = eval { PVE
::JSONSchema
::check_format
('pve-volume-id', $volid, '') };
1004 type
=> 'string', format
=> 'pve-qm-usb-device',
1005 format_description
=> 'HOSTUSBDEVICE|spice',
1006 description
=> <<EODESCR,
1007 The Host USB device or port or the value 'spice'. HOSTUSBDEVICE syntax is:
1009 'bus-port(.port)*' (decimal numbers) or
1010 'vendor_id:product_id' (hexadeciaml numbers) or
1013 You can use the 'lsusb -t' command to list existing usb devices.
1015 NOTE: This option allows direct access to host hardware. So it is no longer possible to migrate such
1016 machines - use with special care.
1018 The value 'spice' can be used to add a usb redirection devices for spice.
1024 description
=> "Specifies whether if given host option is a USB3 device or port.",
1031 type
=> 'string', format
=> $usb_fmt,
1032 description
=> "Configure an USB device (n is 0 to 4).",
1034 PVE
::JSONSchema
::register_standard_option
("pve-qm-usb", $usbdesc);
1039 pattern
=> '(/dev/.+|socket)',
1040 description
=> "Create a serial device inside the VM (n is 0 to 3)",
1041 verbose_description
=> <<EODESCR,
1042 Create a serial device inside the VM (n is 0 to 3), and pass through a
1043 host serial device (i.e. /dev/ttyS0), or create a unix socket on the
1044 host side (use 'qm terminal' to open a terminal connection).
1046 NOTE: If you pass through a host serial device, it is no longer possible to migrate such machines -
1047 use with special care.
1049 CAUTION: Experimental! User reported problems with this option.
1056 pattern
=> '/dev/parport\d+|/dev/usb/lp\d+',
1057 description
=> "Map host parallel devices (n is 0 to 2).",
1058 verbose_description
=> <<EODESCR,
1059 Map host parallel devices (n is 0 to 2).
1061 NOTE: This option allows direct access to host hardware. So it is no longer possible to migrate such
1062 machines - use with special care.
1064 CAUTION: Experimental! User reported problems with this option.
1068 for (my $i = 0; $i < $MAX_PARALLEL_PORTS; $i++) {
1069 $confdesc->{"parallel$i"} = $paralleldesc;
1072 for (my $i = 0; $i < $MAX_SERIAL_PORTS; $i++) {
1073 $confdesc->{"serial$i"} = $serialdesc;
1076 for (my $i = 0; $i < $PVE::QemuServer
::PCI
::MAX_HOSTPCI_DEVICES
; $i++) {
1077 $confdesc->{"hostpci$i"} = $PVE::QemuServer
::PCI
::hostpcidesc
;
1080 for my $key (keys %{$PVE::QemuServer
::Drive
::drivedesc_hash
}) {
1081 $confdesc->{$key} = $PVE::QemuServer
::Drive
::drivedesc_hash-
>{$key};
1084 for (my $i = 0; $i < $MAX_USB_DEVICES; $i++) {
1085 $confdesc->{"usb$i"} = $usbdesc;
1093 description
=> "Boot on floppy (a), hard disk (c), CD-ROM (d), or network (n)."
1094 . " Deprecated, use 'order=' instead.",
1095 pattern
=> '[acdn]{1,4}',
1096 format_description
=> "[acdn]{1,4}",
1098 # note: this is also the fallback if boot: is not given at all
1104 format
=> 'pve-qm-bootdev-list',
1105 format_description
=> "device[;device...]",
1106 description
=> <<EODESC,
1107 The guest will attempt to boot from devices in the order they appear here.
1109 Disks, optical drives and passed-through storage USB devices will be directly
1110 booted from, NICs will load PXE, and PCIe devices will either behave like disks
1111 (e.g. NVMe) or load an option ROM (e.g. RAID controller, hardware NIC).
1113 Note that only devices in this list will be marked as bootable and thus loaded
1114 by the guest firmware (BIOS/UEFI). If you require multiple disks for booting
1115 (e.g. software-raid), you need to specify all of them here.
1117 Overrides the deprecated 'legacy=[acdn]*' value when given.
1121 PVE
::JSONSchema
::register_format
('pve-qm-boot', $boot_fmt);
1123 PVE
::JSONSchema
::register_format
('pve-qm-bootdev', \
&verify_bootdev
);
1124 sub verify_bootdev
{
1125 my ($dev, $noerr) = @_;
1127 return $dev if PVE
::QemuServer
::Drive
::is_valid_drivename
($dev) && $dev !~ m/^efidisk/;
1131 return 0 if $dev !~ m/^$base\d+$/;
1132 return 0 if !$confdesc->{$dev};
1136 return $dev if $check->("net");
1137 return $dev if $check->("usb");
1138 return $dev if $check->("hostpci");
1141 die "invalid boot device '$dev'\n";
1144 sub print_bootorder
{
1146 return "" if !@$devs;
1147 my $data = { order
=> join(';', @$devs) };
1148 return PVE
::JSONSchema
::print_property_string
($data, $boot_fmt);
1151 my $kvm_api_version = 0;
1154 return $kvm_api_version if $kvm_api_version;
1156 open my $fh, '<', '/dev/kvm' or return;
1158 # 0xae00 => KVM_GET_API_VERSION
1159 $kvm_api_version = ioctl($fh, 0xae00, 0);
1162 return $kvm_api_version;
1165 my $kvm_user_version = {};
1168 sub kvm_user_version
{
1171 $binary //= get_command_for_arch
(get_host_arch
()); # get the native arch by default
1172 my $st = stat($binary);
1174 my $cachedmtime = $kvm_mtime->{$binary} // -1;
1175 return $kvm_user_version->{$binary} if $kvm_user_version->{$binary} &&
1176 $cachedmtime == $st->mtime;
1178 $kvm_user_version->{$binary} = 'unknown';
1179 $kvm_mtime->{$binary} = $st->mtime;
1183 if ($line =~ m/^QEMU( PC)? emulator version (\d+\.\d+(\.\d+)?)(\.\d+)?[,\s]/) {
1184 $kvm_user_version->{$binary} = $2;
1188 eval { run_command
([$binary, '--version'], outfunc
=> $code); };
1191 return $kvm_user_version->{$binary};
1194 my sub extract_version
{
1195 my ($machine_type, $version) = @_;
1196 $version = kvm_user_version
() if !defined($version);
1197 PVE
::QemuServer
::Machine
::extract_version
($machine_type, $version)
1200 sub kernel_has_vhost_net
{
1201 return -c
'/dev/vhost-net';
1206 return defined($confdesc->{$key});
1210 sub get_cdrom_path
{
1212 return $cdrom_path if $cdrom_path;
1214 return $cdrom_path = "/dev/cdrom" if -l
"/dev/cdrom";
1215 return $cdrom_path = "/dev/cdrom1" if -l
"/dev/cdrom1";
1216 return $cdrom_path = "/dev/cdrom2" if -l
"/dev/cdrom2";
1220 my ($storecfg, $vmid, $cdrom) = @_;
1222 if ($cdrom eq 'cdrom') {
1223 return get_cdrom_path
();
1224 } elsif ($cdrom eq 'none') {
1226 } elsif ($cdrom =~ m
|^/|) {
1229 return PVE
::Storage
::path
($storecfg, $cdrom);
1233 # try to convert old style file names to volume IDs
1234 sub filename_to_volume_id
{
1235 my ($vmid, $file, $media) = @_;
1237 if (!($file eq 'none' || $file eq 'cdrom' ||
1238 $file =~ m
|^/dev/.+| || $file =~ m/^([^:]+):(.+)$/)) {
1240 return if $file =~ m
|/|;
1242 if ($media && $media eq 'cdrom') {
1243 $file = "local:iso/$file";
1245 $file = "local:$vmid/$file";
1252 sub verify_media_type
{
1253 my ($opt, $vtype, $media) = @_;
1258 if ($media eq 'disk') {
1260 } elsif ($media eq 'cdrom') {
1263 die "internal error";
1266 return if ($vtype eq $etype);
1268 raise_param_exc
({ $opt => "unexpected media type ($vtype != $etype)" });
1271 sub cleanup_drive_path
{
1272 my ($opt, $storecfg, $drive) = @_;
1274 # try to convert filesystem paths to volume IDs
1276 if (($drive->{file
} !~ m/^(cdrom|none)$/) &&
1277 ($drive->{file
} !~ m
|^/dev/.+|) &&
1278 ($drive->{file
} !~ m/^([^:]+):(.+)$/) &&
1279 ($drive->{file
} !~ m/^\d+$/)) {
1280 my ($vtype, $volid) = PVE
::Storage
::path_to_volume_id
($storecfg, $drive->{file
});
1281 raise_param_exc
({ $opt => "unable to associate path '$drive->{file}' to any storage"})
1283 $drive->{media
} = 'cdrom' if !$drive->{media
} && $vtype eq 'iso';
1284 verify_media_type
($opt, $vtype, $drive->{media
});
1285 $drive->{file
} = $volid;
1288 $drive->{media
} = 'cdrom' if !$drive->{media
} && $drive->{file
} =~ m/^(cdrom|none)$/;
1291 sub parse_hotplug_features
{
1296 return $res if $data eq '0';
1298 $data = $confdesc->{hotplug
}->{default} if $data eq '1';
1300 foreach my $feature (PVE
::Tools
::split_list
($data)) {
1301 if ($feature =~ m/^(network|disk|cpu|memory|usb)$/) {
1304 die "invalid hotplug feature '$feature'\n";
1310 PVE
::JSONSchema
::register_format
('pve-hotplug-features', \
&pve_verify_hotplug_features
);
1311 sub pve_verify_hotplug_features
{
1312 my ($value, $noerr) = @_;
1314 return $value if parse_hotplug_features
($value);
1318 die "unable to parse hotplug option\n";
1322 my($fh, $noerr) = @_;
1325 my $SG_GET_VERSION_NUM = 0x2282;
1327 my $versionbuf = "\x00" x
8;
1328 my $ret = ioctl($fh, $SG_GET_VERSION_NUM, $versionbuf);
1330 die "scsi ioctl SG_GET_VERSION_NUM failoed - $!\n" if !$noerr;
1333 my $version = unpack("I", $versionbuf);
1334 if ($version < 30000) {
1335 die "scsi generic interface too old\n" if !$noerr;
1339 my $buf = "\x00" x
36;
1340 my $sensebuf = "\x00" x
8;
1341 my $cmd = pack("C x3 C x1", 0x12, 36);
1343 # see /usr/include/scsi/sg.h
1344 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";
1346 my $packet = pack($sg_io_hdr_t, ord('S'), -3, length($cmd),
1347 length($sensebuf), 0, length($buf), $buf,
1348 $cmd, $sensebuf, 6000);
1350 $ret = ioctl($fh, $SG_IO, $packet);
1352 die "scsi ioctl SG_IO failed - $!\n" if !$noerr;
1356 my @res = unpack($sg_io_hdr_t, $packet);
1357 if ($res[17] || $res[18]) {
1358 die "scsi ioctl SG_IO status error - $!\n" if !$noerr;
1363 (my $byte0, my $byte1, $res->{vendor
},
1364 $res->{product
}, $res->{revision
}) = unpack("C C x6 A8 A16 A4", $buf);
1366 $res->{removable
} = $byte1 & 128 ?
1 : 0;
1367 $res->{type
} = $byte0 & 31;
1375 my $fh = IO
::File-
>new("+<$path") || return;
1376 my $res = scsi_inquiry
($fh, 1);
1382 sub print_tabletdevice_full
{
1383 my ($conf, $arch) = @_;
1385 my $q35 = PVE
::QemuServer
::Machine
::machine_type_is_q35
($conf);
1387 # we use uhci for old VMs because tablet driver was buggy in older qemu
1389 if (PVE
::QemuServer
::Machine
::machine_type_is_q35
($conf) || $arch eq 'aarch64') {
1395 return "usb-tablet,id=tablet,bus=$usbbus.0,port=1";
1398 sub print_keyboarddevice_full
{
1399 my ($conf, $arch, $machine) = @_;
1401 return if $arch ne 'aarch64';
1403 return "usb-kbd,id=keyboard,bus=ehci.0,port=2";
1406 sub print_drivedevice_full
{
1407 my ($storecfg, $conf, $vmid, $drive, $bridges, $arch, $machine_type) = @_;
1412 my $drive_id = "$drive->{interface}$drive->{index}";
1413 if ($drive->{interface
} eq 'virtio') {
1414 my $pciaddr = print_pci_addr
("$drive_id", $bridges, $arch, $machine_type);
1415 $device = "virtio-blk-pci,drive=drive-$drive_id,id=${drive_id}${pciaddr}";
1416 $device .= ",iothread=iothread-$drive_id" if $drive->{iothread
};
1417 } elsif ($drive->{interface
} eq 'scsi') {
1419 my ($maxdev, $controller, $controller_prefix) = scsihw_infos
($conf, $drive);
1420 my $unit = $drive->{index} % $maxdev;
1421 my $devicetype = 'hd';
1423 if (drive_is_cdrom
($drive)) {
1426 if ($drive->{file
} =~ m
|^/|) {
1427 $path = $drive->{file
};
1428 if (my $info = path_is_scsi
($path)) {
1429 if ($info->{type
} == 0 && $drive->{scsiblock
}) {
1430 $devicetype = 'block';
1431 } elsif ($info->{type
} == 1) { # tape
1432 $devicetype = 'generic';
1436 $path = PVE
::Storage
::path
($storecfg, $drive->{file
});
1439 # for compatibility only, we prefer scsi-hd (#2408, #2355, #2380)
1440 my $version = extract_version
($machine_type, kvm_user_version
());
1441 if ($path =~ m/^iscsi\:\/\
// &&
1442 !min_version
($version, 4, 1)) {
1443 $devicetype = 'generic';
1447 if (!$conf->{scsihw
} || ($conf->{scsihw
} =~ m/^lsi/)){
1448 $device = "scsi-$devicetype,bus=$controller_prefix$controller.0,scsi-id=$unit";
1450 $device = "scsi-$devicetype,bus=$controller_prefix$controller.0,channel=0,scsi-id=0"
1451 .",lun=$drive->{index}";
1453 $device .= ",drive=drive-$drive_id,id=$drive_id";
1455 if ($drive->{ssd
} && ($devicetype eq 'block' || $devicetype eq 'hd')) {
1456 $device .= ",rotation_rate=1";
1458 $device .= ",wwn=$drive->{wwn}" if $drive->{wwn
};
1460 } elsif ($drive->{interface
} eq 'ide' || $drive->{interface
} eq 'sata') {
1461 my $maxdev = ($drive->{interface
} eq 'sata') ?
$PVE::QemuServer
::Drive
::MAX_SATA_DISKS
: 2;
1462 my $controller = int($drive->{index} / $maxdev);
1463 my $unit = $drive->{index} % $maxdev;
1464 my $devicetype = ($drive->{media
} && $drive->{media
} eq 'cdrom') ?
"cd" : "hd";
1466 $device = "ide-$devicetype";
1467 if ($drive->{interface
} eq 'ide') {
1468 $device .= ",bus=ide.$controller,unit=$unit";
1470 $device .= ",bus=ahci$controller.$unit";
1472 $device .= ",drive=drive-$drive_id,id=$drive_id";
1474 if ($devicetype eq 'hd') {
1475 if (my $model = $drive->{model
}) {
1476 $model = URI
::Escape
::uri_unescape
($model);
1477 $device .= ",model=$model";
1479 if ($drive->{ssd
}) {
1480 $device .= ",rotation_rate=1";
1483 $device .= ",wwn=$drive->{wwn}" if $drive->{wwn
};
1484 } elsif ($drive->{interface
} eq 'usb') {
1486 # -device ide-drive,bus=ide.1,unit=0,drive=drive-ide0-1-0,id=ide0-1-0
1488 die "unsupported interface type";
1491 $device .= ",bootindex=$drive->{bootindex}" if $drive->{bootindex
};
1493 if (my $serial = $drive->{serial
}) {
1494 $serial = URI
::Escape
::uri_unescape
($serial);
1495 $device .= ",serial=$serial";
1502 sub get_initiator_name
{
1505 my $fh = IO
::File-
>new('/etc/iscsi/initiatorname.iscsi') || return;
1506 while (defined(my $line = <$fh>)) {
1507 next if $line !~ m/^\s*InitiatorName\s*=\s*([\.\-:\w]+)/;
1516 sub print_drive_commandline_full
{
1517 my ($storecfg, $vmid, $drive) = @_;
1520 my $volid = $drive->{file
};
1523 if (drive_is_cdrom
($drive)) {
1524 $path = get_iso_path
($storecfg, $vmid, $volid);
1526 my ($storeid, $volname) = PVE
::Storage
::parse_volume_id
($volid, 1);
1528 $path = PVE
::Storage
::path
($storecfg, $volid);
1529 my $scfg = PVE
::Storage
::storage_config
($storecfg, $storeid);
1530 $format = qemu_img_format
($scfg, $volname);
1538 my @qemu_drive_options = qw(heads secs cyls trans media format cache rerror werror aio discard);
1539 foreach my $o (@qemu_drive_options) {
1540 $opts .= ",$o=$drive->{$o}" if defined($drive->{$o});
1543 # snapshot only accepts on|off
1544 if (defined($drive->{snapshot
})) {
1545 my $v = $drive->{snapshot
} ?
'on' : 'off';
1546 $opts .= ",snapshot=$v";
1549 foreach my $type (['', '-total'], [_rd
=> '-read'], [_wr
=> '-write']) {
1550 my ($dir, $qmpname) = @$type;
1551 if (my $v = $drive->{"mbps$dir"}) {
1552 $opts .= ",throttling.bps$qmpname=".int($v*1024*1024);
1554 if (my $v = $drive->{"mbps${dir}_max"}) {
1555 $opts .= ",throttling.bps$qmpname-max=".int($v*1024*1024);
1557 if (my $v = $drive->{"bps${dir}_max_length"}) {
1558 $opts .= ",throttling.bps$qmpname-max-length=$v";
1560 if (my $v = $drive->{"iops${dir}"}) {
1561 $opts .= ",throttling.iops$qmpname=$v";
1563 if (my $v = $drive->{"iops${dir}_max"}) {
1564 $opts .= ",throttling.iops$qmpname-max=$v";
1566 if (my $v = $drive->{"iops${dir}_max_length"}) {
1567 $opts .= ",throttling.iops$qmpname-max-length=$v";
1571 $opts .= ",format=$format" if $format && !$drive->{format
};
1573 my $cache_direct = 0;
1575 if (my $cache = $drive->{cache
}) {
1576 $cache_direct = $cache =~ /^(?:off|none|directsync)$/;
1577 } elsif (!drive_is_cdrom
($drive)) {
1578 $opts .= ",cache=none";
1582 # aio native works only with O_DIRECT
1583 if (!$drive->{aio
}) {
1585 $opts .= ",aio=native";
1587 $opts .= ",aio=threads";
1591 if (!drive_is_cdrom
($drive)) {
1593 if (defined($drive->{detect_zeroes
}) && !$drive->{detect_zeroes
}) {
1594 $detectzeroes = 'off';
1595 } elsif ($drive->{discard
}) {
1596 $detectzeroes = $drive->{discard
} eq 'on' ?
'unmap' : 'on';
1598 # This used to be our default with discard not being specified:
1599 $detectzeroes = 'on';
1601 $opts .= ",detect-zeroes=$detectzeroes" if $detectzeroes;
1604 my $pathinfo = $path ?
"file=$path," : '';
1606 return "${pathinfo}if=none,id=drive-$drive->{interface}$drive->{index}$opts";
1609 sub print_netdevice_full
{
1610 my ($vmid, $conf, $net, $netid, $bridges, $use_old_bios_files, $arch, $machine_type) = @_;
1612 my $device = $net->{model
};
1613 if ($net->{model
} eq 'virtio') {
1614 $device = 'virtio-net-pci';
1617 my $pciaddr = print_pci_addr
("$netid", $bridges, $arch, $machine_type);
1618 my $tmpstr = "$device,mac=$net->{macaddr},netdev=$netid$pciaddr,id=$netid";
1619 if ($net->{queues
} && $net->{queues
} > 1 && $net->{model
} eq 'virtio'){
1620 # Consider we have N queues, the number of vectors needed is 2 * N + 2, i.e., one per in
1621 # and out of each queue plus one config interrupt and control vector queue
1622 my $vectors = $net->{queues
} * 2 + 2;
1623 $tmpstr .= ",vectors=$vectors,mq=on";
1625 $tmpstr .= ",bootindex=$net->{bootindex}" if $net->{bootindex
} ;
1627 if (my $mtu = $net->{mtu
}) {
1628 if ($net->{model
} eq 'virtio' && $net->{bridge
}) {
1629 my $bridge_mtu = PVE
::Network
::read_bridge_mtu
($net->{bridge
});
1632 } elsif ($mtu < 576) {
1633 die "netdev $netid: MTU '$mtu' is smaller than the IP minimum MTU '576'\n";
1634 } elsif ($mtu > $bridge_mtu) {
1635 die "netdev $netid: MTU '$mtu' is bigger than the bridge MTU '$bridge_mtu'\n";
1637 $tmpstr .= ",host_mtu=$mtu";
1639 warn "WARN: netdev $netid: ignoring MTU '$mtu', not using VirtIO or no bridge configured.\n";
1643 if ($use_old_bios_files) {
1645 if ($device eq 'virtio-net-pci') {
1646 $romfile = 'pxe-virtio.rom';
1647 } elsif ($device eq 'e1000') {
1648 $romfile = 'pxe-e1000.rom';
1649 } elsif ($device eq 'ne2k') {
1650 $romfile = 'pxe-ne2k_pci.rom';
1651 } elsif ($device eq 'pcnet') {
1652 $romfile = 'pxe-pcnet.rom';
1653 } elsif ($device eq 'rtl8139') {
1654 $romfile = 'pxe-rtl8139.rom';
1656 $tmpstr .= ",romfile=$romfile" if $romfile;
1662 sub print_netdev_full
{
1663 my ($vmid, $conf, $arch, $net, $netid, $hotplug) = @_;
1666 if ($netid =~ m/^net(\d+)$/) {
1670 die "got strange net id '$i'\n" if $i >= ${MAX_NETS
};
1672 my $ifname = "tap${vmid}i$i";
1674 # kvm uses TUNSETIFF ioctl, and that limits ifname length
1675 die "interface name '$ifname' is too long (max 15 character)\n"
1676 if length($ifname) >= 16;
1678 my $vhostparam = '';
1679 if (is_native
($arch)) {
1680 $vhostparam = ',vhost=on' if kernel_has_vhost_net
() && $net->{model
} eq 'virtio';
1683 my $vmname = $conf->{name
} || "vm$vmid";
1686 my $script = $hotplug ?
"pve-bridge-hotplug" : "pve-bridge";
1688 if ($net->{bridge
}) {
1689 $netdev = "type=tap,id=$netid,ifname=${ifname},script=/var/lib/qemu-server/$script"
1690 .",downscript=/var/lib/qemu-server/pve-bridgedown$vhostparam";
1692 $netdev = "type=user,id=$netid,hostname=$vmname";
1695 $netdev .= ",queues=$net->{queues}" if ($net->{queues
} && $net->{model
} eq 'virtio');
1701 'cirrus' => 'cirrus-vga',
1703 'vmware' => 'vmware-svga',
1704 'virtio' => 'virtio-vga',
1707 sub print_vga_device
{
1708 my ($conf, $vga, $arch, $machine_version, $machine, $id, $qxlnum, $bridges) = @_;
1710 my $type = $vga_map->{$vga->{type
}};
1711 if ($arch eq 'aarch64' && defined($type) && $type eq 'virtio-vga') {
1712 $type = 'virtio-gpu';
1714 my $vgamem_mb = $vga->{memory
};
1716 my $max_outputs = '';
1718 $type = $id ?
'qxl' : 'qxl-vga';
1720 if (!$conf->{ostype
} || $conf->{ostype
} =~ m/^(?:l\d\d)|(?:other)$/) {
1721 # set max outputs so linux can have up to 4 qxl displays with one device
1722 if (min_version
($machine_version, 4, 1)) {
1723 $max_outputs = ",max_outputs=4";
1728 die "no devicetype for $vga->{type}\n" if !$type;
1732 if ($vga->{type
} eq 'virtio') {
1733 my $bytes = PVE
::Tools
::convert_size
($vgamem_mb, "mb" => "b");
1734 $memory = ",max_hostmem=$bytes";
1736 # from https://www.spice-space.org/multiple-monitors.html
1737 $memory = ",vgamem_mb=$vga->{memory}";
1738 my $ram = $vgamem_mb * 4;
1739 my $vram = $vgamem_mb * 2;
1740 $memory .= ",ram_size_mb=$ram,vram_size_mb=$vram";
1742 $memory = ",vgamem_mb=$vga->{memory}";
1744 } elsif ($qxlnum && $id) {
1745 $memory = ",ram_size=67108864,vram_size=33554432";
1749 if ($type eq 'VGA' && windows_version
($conf->{ostype
})) {
1750 $edidoff=",edid=off" if (!defined($conf->{bios
}) || $conf->{bios
} ne 'ovmf');
1753 my $q35 = PVE
::QemuServer
::Machine
::machine_type_is_q35
($conf);
1754 my $vgaid = "vga" . ($id // '');
1757 if ($q35 && $vgaid eq 'vga') {
1758 # the first display uses pcie.0 bus on q35 machines
1759 $pciaddr = print_pcie_addr
($vgaid, $bridges, $arch, $machine);
1761 $pciaddr = print_pci_addr
($vgaid, $bridges, $arch, $machine);
1764 return "$type,id=${vgaid}${memory}${max_outputs}${pciaddr}${edidoff}";
1767 sub parse_number_sets
{
1770 foreach my $part (split(/;/, $set)) {
1771 if ($part =~ /^\s*(\d+)(?:-(\d+))?\s*$/) {
1772 die "invalid range: $part ($2 < $1)\n" if defined($2) && $2 < $1;
1773 push @$res, [ $1, $2 ];
1775 die "invalid range: $part\n";
1784 my $res = parse_property_string
($numa_fmt, $data);
1785 $res->{cpus
} = parse_number_sets
($res->{cpus
}) if defined($res->{cpus
});
1786 $res->{hostnodes
} = parse_number_sets
($res->{hostnodes
}) if defined($res->{hostnodes
});
1790 # netX: e1000=XX:XX:XX:XX:XX:XX,bridge=vmbr0,rate=<mbps>
1794 my $res = eval { parse_property_string
($net_fmt, $data) };
1799 if (!defined($res->{macaddr
})) {
1800 my $dc = PVE
::Cluster
::cfs_read_file
('datacenter.cfg');
1801 $res->{macaddr
} = PVE
::Tools
::random_ether_addr
($dc->{mac_prefix
});
1806 # ipconfigX ip=cidr,gw=ip,ip6=cidr,gw6=ip
1807 sub parse_ipconfig
{
1810 my $res = eval { parse_property_string
($ipconfig_fmt, $data) };
1816 if ($res->{gw
} && !$res->{ip
}) {
1817 warn 'gateway specified without specifying an IP address';
1820 if ($res->{gw6
} && !$res->{ip6
}) {
1821 warn 'IPv6 gateway specified without specifying an IPv6 address';
1824 if ($res->{gw
} && $res->{ip
} eq 'dhcp') {
1825 warn 'gateway specified together with DHCP';
1828 if ($res->{gw6
} && $res->{ip6
} !~ /^$IPV6RE/) {
1830 warn "IPv6 gateway specified together with $res->{ip6} address";
1834 if (!$res->{ip
} && !$res->{ip6
}) {
1835 return { ip
=> 'dhcp', ip6
=> 'dhcp' };
1844 return PVE
::JSONSchema
::print_property_string
($net, $net_fmt);
1847 sub add_random_macs
{
1848 my ($settings) = @_;
1850 foreach my $opt (keys %$settings) {
1851 next if $opt !~ m/^net(\d+)$/;
1852 my $net = parse_net
($settings->{$opt});
1854 $settings->{$opt} = print_net
($net);
1858 sub vm_is_volid_owner
{
1859 my ($storecfg, $vmid, $volid) = @_;
1861 if ($volid !~ m
|^/|) {
1863 eval { ($path, $owner) = PVE
::Storage
::path
($storecfg, $volid); };
1864 if ($owner && ($owner == $vmid)) {
1872 sub vmconfig_register_unused_drive
{
1873 my ($storecfg, $vmid, $conf, $drive) = @_;
1875 if (drive_is_cloudinit
($drive)) {
1876 eval { PVE
::Storage
::vdisk_free
($storecfg, $drive->{file
}) };
1878 } elsif (!drive_is_cdrom
($drive)) {
1879 my $volid = $drive->{file
};
1880 if (vm_is_volid_owner
($storecfg, $vmid, $volid)) {
1881 PVE
::QemuConfig-
>add_unused_volume($conf, $volid, $vmid);
1886 # smbios: [manufacturer=str][,product=str][,version=str][,serial=str][,uuid=uuid][,sku=str][,family=str][,base64=bool]
1890 pattern
=> '[a-fA-F0-9]{8}(?:-[a-fA-F0-9]{4}){3}-[a-fA-F0-9]{12}',
1891 format_description
=> 'UUID',
1892 description
=> "Set SMBIOS1 UUID.",
1897 pattern
=> '[A-Za-z0-9+\/]+={0,2}',
1898 format_description
=> 'Base64 encoded string',
1899 description
=> "Set SMBIOS1 version.",
1904 pattern
=> '[A-Za-z0-9+\/]+={0,2}',
1905 format_description
=> 'Base64 encoded string',
1906 description
=> "Set SMBIOS1 serial number.",
1911 pattern
=> '[A-Za-z0-9+\/]+={0,2}',
1912 format_description
=> 'Base64 encoded string',
1913 description
=> "Set SMBIOS1 manufacturer.",
1918 pattern
=> '[A-Za-z0-9+\/]+={0,2}',
1919 format_description
=> 'Base64 encoded string',
1920 description
=> "Set SMBIOS1 product ID.",
1925 pattern
=> '[A-Za-z0-9+\/]+={0,2}',
1926 format_description
=> 'Base64 encoded string',
1927 description
=> "Set SMBIOS1 SKU string.",
1932 pattern
=> '[A-Za-z0-9+\/]+={0,2}',
1933 format_description
=> 'Base64 encoded string',
1934 description
=> "Set SMBIOS1 family string.",
1939 description
=> 'Flag to indicate that the SMBIOS values are base64 encoded',
1947 my $res = eval { parse_property_string
($smbios1_fmt, $data) };
1954 return PVE
::JSONSchema
::print_property_string
($smbios1, $smbios1_fmt);
1957 PVE
::JSONSchema
::register_format
('pve-qm-smbios1', $smbios1_fmt);
1959 sub parse_watchdog
{
1964 my $res = eval { parse_property_string
($watchdog_fmt, $value) };
1969 sub parse_guest_agent
{
1972 return {} if !defined($conf->{agent
});
1974 my $res = eval { parse_property_string
($agent_fmt, $conf->{agent
}) };
1977 # if the agent is disabled ignore the other potentially set properties
1978 return {} if !$res->{enabled
};
1983 my ($conf, $key) = @_;
1984 return undef if !defined($conf->{agent
});
1986 my $agent = parse_guest_agent
($conf);
1987 return $agent->{$key};
1993 return {} if !$value;
1994 my $res = eval { parse_property_string
($vga_fmt, $value) };
2004 my $res = eval { parse_property_string
($rng_fmt, $value) };
2009 PVE
::JSONSchema
::register_format
('pve-qm-usb-device', \
&verify_usb_device
);
2010 sub verify_usb_device
{
2011 my ($value, $noerr) = @_;
2013 return $value if parse_usb_device
($value);
2017 die "unable to parse usb device\n";
2020 # add JSON properties for create and set function
2021 sub json_config_properties
{
2024 foreach my $opt (keys %$confdesc) {
2025 next if $opt eq 'parent' || $opt eq 'snaptime' || $opt eq 'vmstate' ||
2026 $opt eq 'runningmachine' || $opt eq 'runningcpu';
2027 $prop->{$opt} = $confdesc->{$opt};
2033 # return copy of $confdesc_cloudinit to generate documentation
2034 sub cloudinit_config_properties
{
2036 return dclone
($confdesc_cloudinit);
2040 my ($key, $value) = @_;
2042 die "unknown setting '$key'\n" if !$confdesc->{$key};
2044 my $type = $confdesc->{$key}->{type
};
2046 if (!defined($value)) {
2047 die "got undefined value\n";
2050 if ($value =~ m/[\n\r]/) {
2051 die "property contains a line feed\n";
2054 if ($type eq 'boolean') {
2055 return 1 if ($value eq '1') || ($value =~ m/^(on|yes|true)$/i);
2056 return 0 if ($value eq '0') || ($value =~ m/^(off|no|false)$/i);
2057 die "type check ('boolean') failed - got '$value'\n";
2058 } elsif ($type eq 'integer') {
2059 return int($1) if $value =~ m/^(\d+)$/;
2060 die "type check ('integer') failed - got '$value'\n";
2061 } elsif ($type eq 'number') {
2062 return $value if $value =~ m/^(\d+)(\.\d+)?$/;
2063 die "type check ('number') failed - got '$value'\n";
2064 } elsif ($type eq 'string') {
2065 if (my $fmt = $confdesc->{$key}->{format
}) {
2066 PVE
::JSONSchema
::check_format
($fmt, $value);
2069 $value =~ s/^\"(.*)\"$/$1/;
2072 die "internal error"
2077 my ($storecfg, $vmid, $skiplock, $replacement_conf, $purge_unreferenced) = @_;
2079 my $conf = PVE
::QemuConfig-
>load_config($vmid);
2081 PVE
::QemuConfig-
>check_lock($conf) if !$skiplock;
2083 if ($conf->{template
}) {
2084 # check if any base image is still used by a linked clone
2085 PVE
::QemuConfig-
>foreach_volume($conf, sub {
2086 my ($ds, $drive) = @_;
2087 return if drive_is_cdrom
($drive);
2089 my $volid = $drive->{file
};
2090 return if !$volid || $volid =~ m
|^/|;
2092 die "base volume '$volid' is still in use by linked cloned\n"
2093 if PVE
::Storage
::volume_is_base_and_used
($storecfg, $volid);
2098 # only remove disks owned by this VM (referenced in the config)
2099 PVE
::QemuConfig-
>foreach_volume_full($conf, { include_unused
=> 1 }, sub {
2100 my ($ds, $drive) = @_;
2101 return if drive_is_cdrom
($drive, 1);
2103 my $volid = $drive->{file
};
2104 return if !$volid || $volid =~ m
|^/|;
2106 my ($path, $owner) = PVE
::Storage
::path
($storecfg, $volid);
2107 return if !$path || !$owner || ($owner != $vmid);
2109 eval { PVE
::Storage
::vdisk_free
($storecfg, $volid) };
2110 warn "Could not remove disk '$volid', check manually: $@" if $@;
2113 if ($purge_unreferenced) { # also remove unreferenced disk
2114 my $vmdisks = PVE
::Storage
::vdisk_list
($storecfg, undef, $vmid);
2115 PVE
::Storage
::foreach_volid
($vmdisks, sub {
2116 my ($volid, $sid, $volname, $d) = @_;
2117 eval { PVE
::Storage
::vdisk_free
($storecfg, $volid) };
2122 if (defined $replacement_conf) {
2123 PVE
::QemuConfig-
>write_config($vmid, $replacement_conf);
2125 PVE
::QemuConfig-
>destroy_config($vmid);
2129 sub parse_vm_config
{
2130 my ($filename, $raw) = @_;
2132 return if !defined($raw);
2135 digest
=> Digest
::SHA
::sha1_hex
($raw),
2140 $filename =~ m
|/qemu-server/(\d
+)\
.conf
$|
2141 || die "got strange filename '$filename'";
2149 my @lines = split(/\n/, $raw);
2150 foreach my $line (@lines) {
2151 next if $line =~ m/^\s*$/;
2153 if ($line =~ m/^\[PENDING\]\s*$/i) {
2154 $section = 'pending';
2155 if (defined($descr)) {
2157 $conf->{description
} = $descr;
2160 $conf = $res->{$section} = {};
2163 } elsif ($line =~ m/^\[([a-z][a-z0-9_\-]+)\]\s*$/i) {
2165 if (defined($descr)) {
2167 $conf->{description
} = $descr;
2170 $conf = $res->{snapshots
}->{$section} = {};
2174 if ($line =~ m/^\#(.*)\s*$/) {
2175 $descr = '' if !defined($descr);
2176 $descr .= PVE
::Tools
::decode_text
($1) . "\n";
2180 if ($line =~ m/^(description):\s*(.*\S)\s*$/) {
2181 $descr = '' if !defined($descr);
2182 $descr .= PVE
::Tools
::decode_text
($2);
2183 } elsif ($line =~ m/snapstate:\s*(prepare|delete)\s*$/) {
2184 $conf->{snapstate
} = $1;
2185 } elsif ($line =~ m/^(args):\s*(.*\S)\s*$/) {
2188 $conf->{$key} = $value;
2189 } elsif ($line =~ m/^delete:\s*(.*\S)\s*$/) {
2191 if ($section eq 'pending') {
2192 $conf->{delete} = $value; # we parse this later
2194 warn "vm $vmid - propertry 'delete' is only allowed in [PENDING]\n";
2196 } elsif ($line =~ m/^([a-z][a-z_]*\d*):\s*(.+?)\s*$/) {
2199 eval { $value = check_type
($key, $value); };
2201 warn "vm $vmid - unable to parse value of '$key' - $@";
2203 $key = 'ide2' if $key eq 'cdrom';
2204 my $fmt = $confdesc->{$key}->{format
};
2205 if ($fmt && $fmt =~ /^pve-qm-(?:ide|scsi|virtio|sata)$/) {
2206 my $v = parse_drive
($key, $value);
2207 if (my $volid = filename_to_volume_id
($vmid, $v->{file
}, $v->{media
})) {
2208 $v->{file
} = $volid;
2209 $value = print_drive
($v);
2211 warn "vm $vmid - unable to parse value of '$key'\n";
2216 $conf->{$key} = $value;
2219 warn "vm $vmid - unable to parse config: $line\n";
2223 if (defined($descr)) {
2225 $conf->{description
} = $descr;
2227 delete $res->{snapstate
}; # just to be sure
2232 sub write_vm_config
{
2233 my ($filename, $conf) = @_;
2235 delete $conf->{snapstate
}; # just to be sure
2237 if ($conf->{cdrom
}) {
2238 die "option ide2 conflicts with cdrom\n" if $conf->{ide2
};
2239 $conf->{ide2
} = $conf->{cdrom
};
2240 delete $conf->{cdrom
};
2243 # we do not use 'smp' any longer
2244 if ($conf->{sockets
}) {
2245 delete $conf->{smp
};
2246 } elsif ($conf->{smp
}) {
2247 $conf->{sockets
} = $conf->{smp
};
2248 delete $conf->{cores
};
2249 delete $conf->{smp
};
2252 my $used_volids = {};
2254 my $cleanup_config = sub {
2255 my ($cref, $pending, $snapname) = @_;
2257 foreach my $key (keys %$cref) {
2258 next if $key eq 'digest' || $key eq 'description' || $key eq 'snapshots' ||
2259 $key eq 'snapstate' || $key eq 'pending';
2260 my $value = $cref->{$key};
2261 if ($key eq 'delete') {
2262 die "propertry 'delete' is only allowed in [PENDING]\n"
2264 # fixme: check syntax?
2267 eval { $value = check_type
($key, $value); };
2268 die "unable to parse value of '$key' - $@" if $@;
2270 $cref->{$key} = $value;
2272 if (!$snapname && is_valid_drivename
($key)) {
2273 my $drive = parse_drive
($key, $value);
2274 $used_volids->{$drive->{file
}} = 1 if $drive && $drive->{file
};
2279 &$cleanup_config($conf);
2281 &$cleanup_config($conf->{pending
}, 1);
2283 foreach my $snapname (keys %{$conf->{snapshots
}}) {
2284 die "internal error: snapshot name '$snapname' is forbidden" if lc($snapname) eq 'pending';
2285 &$cleanup_config($conf->{snapshots
}->{$snapname}, undef, $snapname);
2288 # remove 'unusedX' settings if we re-add a volume
2289 foreach my $key (keys %$conf) {
2290 my $value = $conf->{$key};
2291 if ($key =~ m/^unused/ && $used_volids->{$value}) {
2292 delete $conf->{$key};
2296 my $generate_raw_config = sub {
2297 my ($conf, $pending) = @_;
2301 # add description as comment to top of file
2302 if (defined(my $descr = $conf->{description
})) {
2304 foreach my $cl (split(/\n/, $descr)) {
2305 $raw .= '#' . PVE
::Tools
::encode_text
($cl) . "\n";
2308 $raw .= "#\n" if $pending;
2312 foreach my $key (sort keys %$conf) {
2313 next if $key =~ /^(digest|description|pending|snapshots)$/;
2314 $raw .= "$key: $conf->{$key}\n";
2319 my $raw = &$generate_raw_config($conf);
2321 if (scalar(keys %{$conf->{pending
}})){
2322 $raw .= "\n[PENDING]\n";
2323 $raw .= &$generate_raw_config($conf->{pending
}, 1);
2326 foreach my $snapname (sort keys %{$conf->{snapshots
}}) {
2327 $raw .= "\n[$snapname]\n";
2328 $raw .= &$generate_raw_config($conf->{snapshots
}->{$snapname});
2338 # we use static defaults from our JSON schema configuration
2339 foreach my $key (keys %$confdesc) {
2340 if (defined(my $default = $confdesc->{$key}->{default})) {
2341 $res->{$key} = $default;
2349 my $vmlist = PVE
::Cluster
::get_vmlist
();
2351 return $res if !$vmlist || !$vmlist->{ids
};
2352 my $ids = $vmlist->{ids
};
2353 my $nodename = nodename
();
2355 foreach my $vmid (keys %$ids) {
2356 my $d = $ids->{$vmid};
2357 next if !$d->{node
} || $d->{node
} ne $nodename;
2358 next if !$d->{type
} || $d->{type
} ne 'qemu';
2359 $res->{$vmid}->{exists} = 1;
2364 # test if VM uses local resources (to prevent migration)
2365 sub check_local_resources
{
2366 my ($conf, $noerr) = @_;
2370 push @loc_res, "hostusb" if $conf->{hostusb
}; # old syntax
2371 push @loc_res, "hostpci" if $conf->{hostpci
}; # old syntax
2373 push @loc_res, "ivshmem" if $conf->{ivshmem
};
2375 foreach my $k (keys %$conf) {
2376 next if $k =~ m/^usb/ && ($conf->{$k} =~ m/^spice(?![^,])/);
2377 # sockets are safe: they will recreated be on the target side post-migrate
2378 next if $k =~ m/^serial/ && ($conf->{$k} eq 'socket');
2379 push @loc_res, $k if $k =~ m/^(usb|hostpci|serial|parallel)\d+$/;
2382 die "VM uses local resources\n" if scalar @loc_res && !$noerr;
2387 # check if used storages are available on all nodes (use by migrate)
2388 sub check_storage_availability
{
2389 my ($storecfg, $conf, $node) = @_;
2391 PVE
::QemuConfig-
>foreach_volume($conf, sub {
2392 my ($ds, $drive) = @_;
2394 my $volid = $drive->{file
};
2397 my ($sid, $volname) = PVE
::Storage
::parse_volume_id
($volid, 1);
2400 # check if storage is available on both nodes
2401 my $scfg = PVE
::Storage
::storage_check_node
($storecfg, $sid);
2402 PVE
::Storage
::storage_check_node
($storecfg, $sid, $node);
2406 # list nodes where all VM images are available (used by has_feature API)
2408 my ($conf, $storecfg) = @_;
2410 my $nodelist = PVE
::Cluster
::get_nodelist
();
2411 my $nodehash = { map { $_ => 1 } @$nodelist };
2412 my $nodename = nodename
();
2414 PVE
::QemuConfig-
>foreach_volume($conf, sub {
2415 my ($ds, $drive) = @_;
2417 my $volid = $drive->{file
};
2420 my ($storeid, $volname) = PVE
::Storage
::parse_volume_id
($volid, 1);
2422 my $scfg = PVE
::Storage
::storage_config
($storecfg, $storeid);
2423 if ($scfg->{disable
}) {
2425 } elsif (my $avail = $scfg->{nodes
}) {
2426 foreach my $node (keys %$nodehash) {
2427 delete $nodehash->{$node} if !$avail->{$node};
2429 } elsif (!$scfg->{shared
}) {
2430 foreach my $node (keys %$nodehash) {
2431 delete $nodehash->{$node} if $node ne $nodename
2440 sub check_local_storage_availability
{
2441 my ($conf, $storecfg) = @_;
2443 my $nodelist = PVE
::Cluster
::get_nodelist
();
2444 my $nodehash = { map { $_ => {} } @$nodelist };
2446 PVE
::QemuConfig-
>foreach_volume($conf, sub {
2447 my ($ds, $drive) = @_;
2449 my $volid = $drive->{file
};
2452 my ($storeid, $volname) = PVE
::Storage
::parse_volume_id
($volid, 1);
2454 my $scfg = PVE
::Storage
::storage_config
($storecfg, $storeid);
2456 if ($scfg->{disable
}) {
2457 foreach my $node (keys %$nodehash) {
2458 $nodehash->{$node}->{unavailable_storages
}->{$storeid} = 1;
2460 } elsif (my $avail = $scfg->{nodes
}) {
2461 foreach my $node (keys %$nodehash) {
2462 if (!$avail->{$node}) {
2463 $nodehash->{$node}->{unavailable_storages
}->{$storeid} = 1;
2470 foreach my $node (values %$nodehash) {
2471 if (my $unavail = $node->{unavailable_storages
}) {
2472 $node->{unavailable_storages
} = [ sort keys %$unavail ];
2479 # Compat only, use assert_config_exists_on_node and vm_running_locally where possible
2481 my ($vmid, $nocheck, $node) = @_;
2483 PVE
::QemuConfig
::assert_config_exists_on_node
($vmid, $node) if !$nocheck;
2484 return PVE
::QemuServer
::Helpers
::vm_running_locally
($vmid);
2489 my $vzlist = config_list
();
2491 my $fd = IO
::Dir-
>new($PVE::QemuServer
::Helpers
::var_run_tmpdir
) || return $vzlist;
2493 while (defined(my $de = $fd->read)) {
2494 next if $de !~ m/^(\d+)\.pid$/;
2496 next if !defined($vzlist->{$vmid});
2497 if (my $pid = check_running
($vmid)) {
2498 $vzlist->{$vmid}->{pid
} = $pid;
2505 our $vmstatus_return_properties = {
2506 vmid
=> get_standard_option
('pve-vmid'),
2508 description
=> "Qemu process status.",
2510 enum
=> ['stopped', 'running'],
2513 description
=> "Maximum memory in bytes.",
2516 renderer
=> 'bytes',
2519 description
=> "Root disk size in bytes.",
2522 renderer
=> 'bytes',
2525 description
=> "VM name.",
2530 description
=> "Qemu QMP agent status.",
2535 description
=> "PID of running qemu process.",
2540 description
=> "Uptime.",
2543 renderer
=> 'duration',
2546 description
=> "Maximum usable CPUs.",
2551 description
=> "The current config lock, if any.",
2556 description
=> "The current configured tags, if any",
2560 'running-machine' => {
2561 description
=> "The currently running machine type (if running).",
2566 description
=> "The currently running QEMU version (if running).",
2572 my $last_proc_pid_stat;
2574 # get VM status information
2575 # This must be fast and should not block ($full == false)
2576 # We only query KVM using QMP if $full == true (this can be slow)
2578 my ($opt_vmid, $full) = @_;
2582 my $storecfg = PVE
::Storage
::config
();
2584 my $list = vzlist
();
2585 my $defaults = load_defaults
();
2587 my ($uptime) = PVE
::ProcFSTools
::read_proc_uptime
(1);
2589 my $cpucount = $cpuinfo->{cpus
} || 1;
2591 foreach my $vmid (keys %$list) {
2592 next if $opt_vmid && ($vmid ne $opt_vmid);
2594 my $conf = PVE
::QemuConfig-
>load_config($vmid);
2596 my $d = { vmid
=> $vmid };
2597 $d->{pid
} = $list->{$vmid}->{pid
};
2599 # fixme: better status?
2600 $d->{status
} = $list->{$vmid}->{pid
} ?
'running' : 'stopped';
2602 my $size = PVE
::QemuServer
::Drive
::bootdisk_size
($storecfg, $conf);
2603 if (defined($size)) {
2604 $d->{disk
} = 0; # no info available
2605 $d->{maxdisk
} = $size;
2611 $d->{cpus
} = ($conf->{sockets
} || $defaults->{sockets
})
2612 * ($conf->{cores
} || $defaults->{cores
});
2613 $d->{cpus
} = $cpucount if $d->{cpus
} > $cpucount;
2614 $d->{cpus
} = $conf->{vcpus
} if $conf->{vcpus
};
2616 $d->{name
} = $conf->{name
} || "VM $vmid";
2617 $d->{maxmem
} = $conf->{memory
} ?
$conf->{memory
}*(1024*1024)
2618 : $defaults->{memory
}*(1024*1024);
2620 if ($conf->{balloon
}) {
2621 $d->{balloon_min
} = $conf->{balloon
}*(1024*1024);
2622 $d->{shares
} = defined($conf->{shares
}) ?
$conf->{shares
}
2623 : $defaults->{shares
};
2634 $d->{diskwrite
} = 0;
2636 $d->{template
} = PVE
::QemuConfig-
>is_template($conf);
2638 $d->{serial
} = 1 if conf_has_serial
($conf);
2639 $d->{lock} = $conf->{lock} if $conf->{lock};
2640 $d->{tags
} = $conf->{tags
} if defined($conf->{tags
});
2645 my $netdev = PVE
::ProcFSTools
::read_proc_net_dev
();
2646 foreach my $dev (keys %$netdev) {
2647 next if $dev !~ m/^tap([1-9]\d*)i/;
2649 my $d = $res->{$vmid};
2652 $d->{netout
} += $netdev->{$dev}->{receive
};
2653 $d->{netin
} += $netdev->{$dev}->{transmit
};
2656 $d->{nics
}->{$dev}->{netout
} = $netdev->{$dev}->{receive
};
2657 $d->{nics
}->{$dev}->{netin
} = $netdev->{$dev}->{transmit
};
2662 my $ctime = gettimeofday
;
2664 foreach my $vmid (keys %$list) {
2666 my $d = $res->{$vmid};
2667 my $pid = $d->{pid
};
2670 my $pstat = PVE
::ProcFSTools
::read_proc_pid_stat
($pid);
2671 next if !$pstat; # not running
2673 my $used = $pstat->{utime} + $pstat->{stime
};
2675 $d->{uptime
} = int(($uptime - $pstat->{starttime
})/$cpuinfo->{user_hz
});
2677 if ($pstat->{vsize
}) {
2678 $d->{mem
} = int(($pstat->{rss
}/$pstat->{vsize
})*$d->{maxmem
});
2681 my $old = $last_proc_pid_stat->{$pid};
2683 $last_proc_pid_stat->{$pid} = {
2691 my $dtime = ($ctime - $old->{time}) * $cpucount * $cpuinfo->{user_hz
};
2693 if ($dtime > 1000) {
2694 my $dutime = $used - $old->{used
};
2696 $d->{cpu
} = (($dutime/$dtime)* $cpucount) / $d->{cpus
};
2697 $last_proc_pid_stat->{$pid} = {
2703 $d->{cpu
} = $old->{cpu
};
2707 return $res if !$full;
2709 my $qmpclient = PVE
::QMPClient-
>new();
2711 my $ballooncb = sub {
2712 my ($vmid, $resp) = @_;
2714 my $info = $resp->{'return'};
2715 return if !$info->{max_mem
};
2717 my $d = $res->{$vmid};
2719 # use memory assigned to VM
2720 $d->{maxmem
} = $info->{max_mem
};
2721 $d->{balloon
} = $info->{actual
};
2723 if (defined($info->{total_mem
}) && defined($info->{free_mem
})) {
2724 $d->{mem
} = $info->{total_mem
} - $info->{free_mem
};
2725 $d->{freemem
} = $info->{free_mem
};
2728 $d->{ballooninfo
} = $info;
2731 my $blockstatscb = sub {
2732 my ($vmid, $resp) = @_;
2733 my $data = $resp->{'return'} || [];
2734 my $totalrdbytes = 0;
2735 my $totalwrbytes = 0;
2737 for my $blockstat (@$data) {
2738 $totalrdbytes = $totalrdbytes + $blockstat->{stats
}->{rd_bytes
};
2739 $totalwrbytes = $totalwrbytes + $blockstat->{stats
}->{wr_bytes
};
2741 $blockstat->{device
} =~ s/drive-//;
2742 $res->{$vmid}->{blockstat
}->{$blockstat->{device
}} = $blockstat->{stats
};
2744 $res->{$vmid}->{diskread
} = $totalrdbytes;
2745 $res->{$vmid}->{diskwrite
} = $totalwrbytes;
2748 my $machinecb = sub {
2749 my ($vmid, $resp) = @_;
2750 my $data = $resp->{'return'} || [];
2752 $res->{$vmid}->{'running-machine'} =
2753 PVE
::QemuServer
::Machine
::current_from_query_machines
($data);
2756 my $versioncb = sub {
2757 my ($vmid, $resp) = @_;
2758 my $data = $resp->{'return'} // {};
2759 my $version = 'unknown';
2761 if (my $v = $data->{qemu
}) {
2762 $version = $v->{major
} . "." . $v->{minor
} . "." . $v->{micro
};
2765 $res->{$vmid}->{'running-qemu'} = $version;
2768 my $statuscb = sub {
2769 my ($vmid, $resp) = @_;
2771 $qmpclient->queue_cmd($vmid, $blockstatscb, 'query-blockstats');
2772 $qmpclient->queue_cmd($vmid, $machinecb, 'query-machines');
2773 $qmpclient->queue_cmd($vmid, $versioncb, 'query-version');
2774 # this fails if ballon driver is not loaded, so this must be
2775 # the last commnand (following command are aborted if this fails).
2776 $qmpclient->queue_cmd($vmid, $ballooncb, 'query-balloon');
2778 my $status = 'unknown';
2779 if (!defined($status = $resp->{'return'}->{status
})) {
2780 warn "unable to get VM status\n";
2784 $res->{$vmid}->{qmpstatus
} = $resp->{'return'}->{status
};
2787 foreach my $vmid (keys %$list) {
2788 next if $opt_vmid && ($vmid ne $opt_vmid);
2789 next if !$res->{$vmid}->{pid
}; # not running
2790 $qmpclient->queue_cmd($vmid, $statuscb, 'query-status');
2793 $qmpclient->queue_execute(undef, 2);
2795 foreach my $vmid (keys %$list) {
2796 next if $opt_vmid && ($vmid ne $opt_vmid);
2797 next if !$res->{$vmid}->{pid
}; #not running
2799 # we can't use the $qmpclient since it might have already aborted on
2800 # 'query-balloon', but this might also fail for older versions...
2801 my $qemu_support = eval { mon_cmd
($vmid, "query-proxmox-support") };
2802 $res->{$vmid}->{'proxmox-support'} = $qemu_support // {};
2805 foreach my $vmid (keys %$list) {
2806 next if $opt_vmid && ($vmid ne $opt_vmid);
2807 $res->{$vmid}->{qmpstatus
} = $res->{$vmid}->{status
} if !$res->{$vmid}->{qmpstatus
};
2813 sub conf_has_serial
{
2816 for (my $i = 0; $i < $MAX_SERIAL_PORTS; $i++) {
2817 if ($conf->{"serial$i"}) {
2825 sub conf_has_audio
{
2826 my ($conf, $id) = @_;
2829 my $audio = $conf->{"audio$id"};
2830 return if !defined($audio);
2832 my $audioproperties = parse_property_string
($audio_fmt, $audio);
2833 my $audiodriver = $audioproperties->{driver
} // 'spice';
2836 dev
=> $audioproperties->{device
},
2837 dev_id
=> "audiodev$id",
2838 backend
=> $audiodriver,
2839 backend_id
=> "$audiodriver-backend${id}",
2844 my ($audio, $audiopciaddr, $machine_version) = @_;
2848 my $id = $audio->{dev_id
};
2850 if (min_version
($machine_version, 4, 2)) {
2851 $audiodev = ",audiodev=$audio->{backend_id}";
2854 if ($audio->{dev
} eq 'AC97') {
2855 push @$devs, '-device', "AC97,id=${id}${audiopciaddr}$audiodev";
2856 } elsif ($audio->{dev
} =~ /intel\-hda$/) {
2857 push @$devs, '-device', "$audio->{dev},id=${id}${audiopciaddr}";
2858 push @$devs, '-device', "hda-micro,id=${id}-codec0,bus=${id}.0,cad=0$audiodev";
2859 push @$devs, '-device', "hda-duplex,id=${id}-codec1,bus=${id}.0,cad=1$audiodev";
2861 die "unkown audio device '$audio->{dev}', implement me!";
2864 push @$devs, '-audiodev', "$audio->{backend},id=$audio->{backend_id}";
2869 sub vga_conf_has_spice
{
2872 my $vgaconf = parse_vga
($vga);
2873 my $vgatype = $vgaconf->{type
};
2874 return 0 if !$vgatype || $vgatype !~ m/^qxl([234])?$/;
2881 return get_host_arch
() eq $arch;
2886 return $conf->{arch
} // get_host_arch
();
2889 my $default_machines = {
2894 sub get_installed_machine_version
{
2895 my ($kvmversion) = @_;
2896 $kvmversion = kvm_user_version
() if !defined($kvmversion);
2897 $kvmversion =~ m/^(\d+\.\d+)/;
2901 sub windows_get_pinned_machine_version
{
2902 my ($machine, $base_version, $kvmversion) = @_;
2904 my $pin_version = $base_version;
2905 if (!defined($base_version) ||
2906 !PVE
::QemuServer
::Machine
::can_run_pve_machine_version
($base_version, $kvmversion)
2908 $pin_version = get_installed_machine_version
($kvmversion);
2910 if (!$machine || $machine eq 'pc') {
2911 $machine = "pc-i440fx-$pin_version";
2912 } elsif ($machine eq 'q35') {
2913 $machine = "pc-q35-$pin_version";
2914 } elsif ($machine eq 'virt') {
2915 $machine = "virt-$pin_version";
2917 warn "unknown machine type '$machine', not touching that!\n";
2923 sub get_vm_machine
{
2924 my ($conf, $forcemachine, $arch, $add_pve_version, $kvmversion) = @_;
2926 my $machine = $forcemachine || $conf->{machine
};
2928 if (!$machine || $machine =~ m/^(?:pc|q35|virt)$/) {
2929 $kvmversion //= kvm_user_version
();
2930 # we must pin Windows VMs without a specific version to 5.1, as 5.2 fixed a bug in ACPI
2931 # layout which confuses windows quite a bit and may result in various regressions..
2932 # see: https://lists.gnu.org/archive/html/qemu-devel/2021-02/msg08484.html
2933 if (windows_version
($conf->{ostype
})) {
2934 $machine = windows_get_pinned_machine_version
($machine, '5.1', $kvmversion);
2937 $machine ||= $default_machines->{$arch};
2938 if ($add_pve_version) {
2939 my $pvever = PVE
::QemuServer
::Machine
::get_pve_version
($kvmversion);
2940 $machine .= "+pve$pvever";
2944 if ($add_pve_version && $machine !~ m/\+pve\d+$/) {
2945 # for version-pinned machines that do not include a pve-version (e.g.
2946 # pc-q35-4.1), we assume 0 to keep them stable in case we bump
2947 $machine .= '+pve0';
2953 sub get_ovmf_files
($) {
2956 my $ovmf = $OVMF->{$arch}
2957 or die "no OVMF images known for architecture '$arch'\n";
2963 aarch64
=> '/usr/bin/qemu-system-aarch64',
2964 x86_64
=> '/usr/bin/qemu-system-x86_64',
2966 sub get_command_for_arch
($) {
2968 return '/usr/bin/kvm' if is_native
($arch);
2970 my $cmd = $Arch2Qemu->{$arch}
2971 or die "don't know how to emulate architecture '$arch'\n";
2975 # To use query_supported_cpu_flags and query_understood_cpu_flags to get flags
2976 # to use in a QEMU command line (-cpu element), first array_intersect the result
2977 # of query_supported_ with query_understood_. This is necessary because:
2979 # a) query_understood_ returns flags the host cannot use and
2980 # b) query_supported_ (rather the QMP call) doesn't actually return CPU
2981 # flags, but CPU settings - with most of them being flags. Those settings
2982 # (and some flags, curiously) cannot be specified as a "-cpu" argument.
2984 # query_supported_ needs to start up to 2 temporary VMs and is therefore rather
2985 # expensive. If you need the value returned from this, you can get it much
2986 # cheaper from pmxcfs using PVE::Cluster::get_node_kv('cpuflags-$accel') with
2987 # $accel being 'kvm' or 'tcg'.
2989 # pvestatd calls this function on startup and whenever the QEMU/KVM version
2990 # changes, automatically populating pmxcfs.
2992 # Returns: { kvm => [ flagX, flagY, ... ], tcg => [ flag1, flag2, ... ] }
2993 # since kvm and tcg machines support different flags
2995 sub query_supported_cpu_flags
{
2998 $arch //= get_host_arch
();
2999 my $default_machine = $default_machines->{$arch};
3003 # FIXME: Once this is merged, the code below should work for ARM as well:
3004 # https://lists.nongnu.org/archive/html/qemu-devel/2019-06/msg04947.html
3005 die "QEMU/KVM cannot detect CPU flags on ARM (aarch64)\n" if
3008 my $kvm_supported = defined(kvm_version
());
3009 my $qemu_cmd = get_command_for_arch
($arch);
3011 my $pidfile = PVE
::QemuServer
::Helpers
::pidfile_name
($fakevmid);
3013 # Start a temporary (frozen) VM with vmid -1 to allow sending a QMP command
3014 my $query_supported_run_qemu = sub {
3020 '-machine', $default_machine,
3022 '-chardev', "socket,id=qmp,path=/var/run/qemu-server/$fakevmid.qmp,server,nowait",
3023 '-mon', 'chardev=qmp,mode=control',
3024 '-pidfile', $pidfile,
3029 push @$cmd, '-accel', 'tcg';
3032 my $rc = run_command
($cmd, noerr
=> 1, quiet
=> 0);
3033 die "QEMU flag querying VM exited with code " . $rc if $rc;
3036 my $cmd_result = mon_cmd
(
3038 'query-cpu-model-expansion',
3040 model
=> { name
=> 'host' }
3043 my $props = $cmd_result->{model
}->{props
};
3044 foreach my $prop (keys %$props) {
3045 next if $props->{$prop} ne '1';
3046 # QEMU returns some flags multiple times, with '_', '.' or '-'
3047 # (e.g. lahf_lm and lahf-lm; sse4.2, sse4-2 and sse4_2; ...).
3048 # We only keep those with underscores, to match /proc/cpuinfo
3049 $prop =~ s/\.|-/_/g;
3050 $flags->{$prop} = 1;
3055 # force stop with 10 sec timeout and 'nocheck'
3056 # always stop, even if QMP failed
3057 vm_stop
(undef, $fakevmid, 1, 1, 10, 0, 1);
3061 return [ sort keys %$flags ];
3064 # We need to query QEMU twice, since KVM and TCG have different supported flags
3065 PVE
::QemuConfig-
>lock_config($fakevmid, sub {
3066 $flags->{tcg
} = eval { $query_supported_run_qemu->(0) };
3067 warn "warning: failed querying supported tcg flags: $@\n" if $@;
3069 if ($kvm_supported) {
3070 $flags->{kvm
} = eval { $query_supported_run_qemu->(1) };
3071 warn "warning: failed querying supported kvm flags: $@\n" if $@;
3078 # Understood CPU flags are written to a file at 'pve-qemu' compile time
3079 my $understood_cpu_flag_dir = "/usr/share/kvm";
3080 sub query_understood_cpu_flags
{
3081 my $arch = get_host_arch
();
3082 my $filepath = "$understood_cpu_flag_dir/recognized-CPUID-flags-$arch";
3084 die "Cannot query understood QEMU CPU flags for architecture: $arch (file not found)\n"
3087 my $raw = file_get_contents
($filepath);
3088 $raw =~ s/^\s+|\s+$//g;
3089 my @flags = split(/\s+/, $raw);
3094 sub config_to_command
{
3095 my ($storecfg, $vmid, $conf, $defaults, $forcemachine, $forcecpu) = @_;
3098 my $globalFlags = [];
3099 my $machineFlags = [];
3104 my $ostype = $conf->{ostype
};
3105 my $winversion = windows_version
($ostype);
3106 my $kvm = $conf->{kvm
};
3107 my $nodename = nodename
();
3109 my $arch = get_vm_arch
($conf);
3110 my $kvm_binary = get_command_for_arch
($arch);
3111 my $kvmver = kvm_user_version
($kvm_binary);
3113 if (!$kvmver || $kvmver !~ m/^(\d+)\.(\d+)/ || $1 < 3) {
3114 $kvmver //= "undefined";
3115 die "Detected old QEMU binary ('$kvmver', at least 3.0 is required)\n";
3118 my $add_pve_version = min_version
($kvmver, 4, 1);
3120 my $machine_type = get_vm_machine
($conf, $forcemachine, $arch, $add_pve_version);
3121 my $machine_version = extract_version
($machine_type, $kvmver);
3122 $kvm //= 1 if is_native
($arch);
3124 $machine_version =~ m/(\d+)\.(\d+)/;
3125 my ($machine_major, $machine_minor) = ($1, $2);
3127 if ($kvmver =~ m/^\d+\.\d+\.(\d+)/ && $1 >= 90) {
3128 warn "warning: Installed QEMU version ($kvmver) is a release candidate, ignoring version checks\n";
3129 } elsif (!min_version
($kvmver, $machine_major, $machine_minor)) {
3130 die "Installed QEMU version '$kvmver' is too old to run machine type '$machine_type',"
3131 ." please upgrade node '$nodename'\n"
3132 } elsif (!PVE
::QemuServer
::Machine
::can_run_pve_machine_version
($machine_version, $kvmver)) {
3133 my $max_pve_version = PVE
::QemuServer
::Machine
::get_pve_version
($machine_version);
3134 die "Installed qemu-server (max feature level for $machine_major.$machine_minor is"
3135 ." pve$max_pve_version) is too old to run machine type '$machine_type', please upgrade"
3136 ." node '$nodename'\n";
3139 # if a specific +pve version is required for a feature, use $version_guard
3140 # instead of min_version to allow machines to be run with the minimum
3142 my $required_pve_version = 0;
3143 my $version_guard = sub {
3144 my ($major, $minor, $pve) = @_;
3145 return 0 if !min_version
($machine_version, $major, $minor, $pve);
3146 my $max_pve = PVE
::QemuServer
::Machine
::get_pve_version
("$major.$minor");
3147 return 1 if min_version
($machine_version, $major, $minor, $max_pve+1);
3148 $required_pve_version = $pve if $pve && $pve > $required_pve_version;
3152 if ($kvm && !defined kvm_version
()) {
3153 die "KVM virtualisation configured, but not available. Either disable in VM configuration"
3154 ." or enable in BIOS.\n";
3157 my $q35 = PVE
::QemuServer
::Machine
::machine_type_is_q35
($conf);
3158 my $hotplug_features = parse_hotplug_features
(defined($conf->{hotplug
}) ?
$conf->{hotplug
} : '1');
3159 my $use_old_bios_files = undef;
3160 ($use_old_bios_files, $machine_type) = qemu_use_old_bios_files
($machine_type);
3162 my $cpuunits = defined($conf->{cpuunits
}) ?
3163 $conf->{cpuunits
} : $defaults->{cpuunits
};
3165 push @$cmd, $kvm_binary;
3167 push @$cmd, '-id', $vmid;
3169 my $vmname = $conf->{name
} || "vm$vmid";
3171 push @$cmd, '-name', $vmname;
3173 push @$cmd, '-no-shutdown';
3177 my $qmpsocket = PVE
::QemuServer
::Helpers
::qmp_socket
($vmid);
3178 push @$cmd, '-chardev', "socket,id=qmp,path=$qmpsocket,server,nowait";
3179 push @$cmd, '-mon', "chardev=qmp,mode=control";
3181 if (min_version
($machine_version, 2, 12)) {
3182 push @$cmd, '-chardev', "socket,id=qmp-event,path=/var/run/qmeventd.sock,reconnect=5";
3183 push @$cmd, '-mon', "chardev=qmp-event,mode=control";
3186 push @$cmd, '-pidfile' , PVE
::QemuServer
::Helpers
::pidfile_name
($vmid);
3188 push @$cmd, '-daemonize';
3190 if ($conf->{smbios1
}) {
3191 my $smbios_conf = parse_smbios1
($conf->{smbios1
});
3192 if ($smbios_conf->{base64
}) {
3193 # Do not pass base64 flag to qemu
3194 delete $smbios_conf->{base64
};
3195 my $smbios_string = "";
3196 foreach my $key (keys %$smbios_conf) {
3198 if ($key eq "uuid") {
3199 $value = $smbios_conf->{uuid
}
3201 $value = decode_base64
($smbios_conf->{$key});
3203 # qemu accepts any binary data, only commas need escaping by double comma
3205 $smbios_string .= "," . $key . "=" . $value if $value;
3207 push @$cmd, '-smbios', "type=1" . $smbios_string;
3209 push @$cmd, '-smbios', "type=1,$conf->{smbios1}";
3213 if ($conf->{bios
} && $conf->{bios
} eq 'ovmf') {
3214 my ($ovmf_code, $ovmf_vars) = get_ovmf_files
($arch);
3215 die "uefi base image '$ovmf_code' not found\n" if ! -f
$ovmf_code;
3217 my ($path, $format);
3218 if (my $efidisk = $conf->{efidisk0
}) {
3219 my $d = parse_drive
('efidisk0', $efidisk);
3220 my ($storeid, $volname) = PVE
::Storage
::parse_volume_id
($d->{file
}, 1);
3221 $format = $d->{format
};
3223 $path = PVE
::Storage
::path
($storecfg, $d->{file
});
3224 if (!defined($format)) {
3225 my $scfg = PVE
::Storage
::storage_config
($storecfg, $storeid);
3226 $format = qemu_img_format
($scfg, $volname);
3230 die "efidisk format must be specified\n"
3231 if !defined($format);
3234 warn "no efidisk configured! Using temporary efivars disk.\n";
3235 $path = "/tmp/$vmid-ovmf.fd";
3236 PVE
::Tools
::file_copy
($ovmf_vars, $path, -s
$ovmf_vars);
3242 if ($format eq 'raw' && $version_guard->(4, 1, 2)) {
3243 $size_str = ",size=" . (-s
$ovmf_vars);
3246 push @$cmd, '-drive', "if=pflash,unit=0,format=raw,readonly,file=$ovmf_code";
3247 push @$cmd, '-drive', "if=pflash,unit=1,format=$format,id=drive-efidisk0$size_str,file=$path";
3252 # we use different pcie-port hardware for qemu >= 4.0 for passthrough
3253 if (min_version
($machine_version, 4, 0)) {
3254 push @$devices, '-readconfig', '/usr/share/qemu-server/pve-q35-4.0.cfg';
3256 push @$devices, '-readconfig', '/usr/share/qemu-server/pve-q35.cfg';
3260 if ($conf->{vmgenid
}) {
3261 push @$devices, '-device', 'vmgenid,guid='.$conf->{vmgenid
};
3264 # add usb controllers
3265 my @usbcontrollers = PVE
::QemuServer
::USB
::get_usb_controllers
(
3266 $conf, $bridges, $arch, $machine_type, $usbdesc->{format
}, $MAX_USB_DEVICES);
3267 push @$devices, @usbcontrollers if @usbcontrollers;
3268 my $vga = parse_vga
($conf->{vga
});
3270 my $qxlnum = vga_conf_has_spice
($conf->{vga
});
3271 $vga->{type
} = 'qxl' if $qxlnum;
3273 if (!$vga->{type
}) {
3274 if ($arch eq 'aarch64') {
3275 $vga->{type
} = 'virtio';
3276 } elsif (min_version
($machine_version, 2, 9)) {
3277 $vga->{type
} = (!$winversion || $winversion >= 6) ?
'std' : 'cirrus';
3279 $vga->{type
} = ($winversion >= 6) ?
'std' : 'cirrus';
3283 # enable absolute mouse coordinates (needed by vnc)
3285 if (defined($conf->{tablet
})) {
3286 $tablet = $conf->{tablet
};
3288 $tablet = $defaults->{tablet
};
3289 $tablet = 0 if $qxlnum; # disable for spice because it is not needed
3290 $tablet = 0 if $vga->{type
} =~ m/^serial\d+$/; # disable if we use serial terminal (no vga card)
3294 push @$devices, '-device', print_tabletdevice_full
($conf, $arch) if $tablet;
3295 my $kbd = print_keyboarddevice_full
($conf, $arch);
3296 push @$devices, '-device', $kbd if defined($kbd);
3299 my $bootorder = device_bootorder
($conf);
3301 # host pci device passthrough
3302 my ($kvm_off, $gpu_passthrough, $legacy_igd) = PVE
::QemuServer
::PCI
::print_hostpci_devices
(
3303 $vmid, $conf, $devices, $vga, $winversion, $q35, $bridges, $arch, $machine_type, $bootorder);
3306 my $usb_dev_features = {};
3307 $usb_dev_features->{spice_usb3
} = 1 if min_version
($machine_version, 4, 0);
3309 my @usbdevices = PVE
::QemuServer
::USB
::get_usb_devices
(
3310 $conf, $usbdesc->{format
}, $MAX_USB_DEVICES, $usb_dev_features, $bootorder);
3311 push @$devices, @usbdevices if @usbdevices;
3314 for (my $i = 0; $i < $MAX_SERIAL_PORTS; $i++) {
3315 if (my $path = $conf->{"serial$i"}) {
3316 if ($path eq 'socket') {
3317 my $socket = "/var/run/qemu-server/${vmid}.serial$i";
3318 push @$devices, '-chardev', "socket,id=serial$i,path=$socket,server,nowait";
3319 # On aarch64, serial0 is the UART device. Qemu only allows
3320 # connecting UART devices via the '-serial' command line, as
3321 # the device has a fixed slot on the hardware...
3322 if ($arch eq 'aarch64' && $i == 0) {
3323 push @$devices, '-serial', "chardev:serial$i";
3325 push @$devices, '-device', "isa-serial,chardev=serial$i";
3328 die "no such serial device\n" if ! -c
$path;
3329 push @$devices, '-chardev', "tty,id=serial$i,path=$path";
3330 push @$devices, '-device', "isa-serial,chardev=serial$i";
3336 for (my $i = 0; $i < $MAX_PARALLEL_PORTS; $i++) {
3337 if (my $path = $conf->{"parallel$i"}) {
3338 die "no such parallel device\n" if ! -c
$path;
3339 my $devtype = $path =~ m!^/dev/usb/lp! ?
'tty' : 'parport';
3340 push @$devices, '-chardev', "$devtype,id=parallel$i,path=$path";
3341 push @$devices, '-device', "isa-parallel,chardev=parallel$i";
3345 if (min_version
($machine_version, 4, 0) && (my $audio = conf_has_audio
($conf))) {
3346 my $audiopciaddr = print_pci_addr
("audio0", $bridges, $arch, $machine_type);
3347 my $audio_devs = audio_devs
($audio, $audiopciaddr, $machine_version);
3348 push @$devices, @$audio_devs;
3352 $sockets = $conf->{smp
} if $conf->{smp
}; # old style - no longer iused
3353 $sockets = $conf->{sockets
} if $conf->{sockets
};
3355 my $cores = $conf->{cores
} || 1;
3357 my $maxcpus = $sockets * $cores;
3359 my $vcpus = $conf->{vcpus
} ?
$conf->{vcpus
} : $maxcpus;
3361 my $allowed_vcpus = $cpuinfo->{cpus
};
3363 die "MAX $allowed_vcpus vcpus allowed per VM on this node\n"
3364 if ($allowed_vcpus < $maxcpus);
3366 if($hotplug_features->{cpu
} && min_version
($machine_version, 2, 7)) {
3368 push @$cmd, '-smp', "1,sockets=$sockets,cores=$cores,maxcpus=$maxcpus";
3369 for (my $i = 2; $i <= $vcpus; $i++) {
3370 my $cpustr = print_cpu_device
($conf,$i);
3371 push @$cmd, '-device', $cpustr;
3376 push @$cmd, '-smp', "$vcpus,sockets=$sockets,cores=$cores,maxcpus=$maxcpus";
3378 push @$cmd, '-nodefaults';
3380 push @$cmd, '-boot', "menu=on,strict=on,reboot-timeout=1000,splash=/usr/share/qemu-server/bootsplash.jpg";
3382 push @$cmd, '-no-acpi' if defined($conf->{acpi
}) && $conf->{acpi
} == 0;
3384 push @$cmd, '-no-reboot' if defined($conf->{reboot
}) && $conf->{reboot
} == 0;
3386 if ($vga->{type
} && $vga->{type
} !~ m/^serial\d+$/ && $vga->{type
} ne 'none'){
3387 push @$devices, '-device', print_vga_device
(
3388 $conf, $vga, $arch, $machine_version, $machine_type, undef, $qxlnum, $bridges);
3389 my $socket = PVE
::QemuServer
::Helpers
::vnc_socket
($vmid);
3390 push @$cmd, '-vnc', "unix:$socket,password";
3392 push @$cmd, '-vga', 'none' if $vga->{type
} eq 'none';
3393 push @$cmd, '-nographic';
3397 my $tdf = defined($conf->{tdf
}) ?
$conf->{tdf
} : $defaults->{tdf
};
3398 my $useLocaltime = $conf->{localtime};
3400 if ($winversion >= 5) { # windows
3401 $useLocaltime = 1 if !defined($conf->{localtime});
3403 # use time drift fix when acpi is enabled
3404 if (!(defined($conf->{acpi
}) && $conf->{acpi
} == 0)) {
3405 $tdf = 1 if !defined($conf->{tdf
});
3409 if ($winversion >= 6) {
3410 push @$globalFlags, 'kvm-pit.lost_tick_policy=discard';
3411 push @$cmd, '-no-hpet';
3414 push @$rtcFlags, 'driftfix=slew' if $tdf;
3416 if ($conf->{startdate
} && $conf->{startdate
} ne 'now') {
3417 push @$rtcFlags, "base=$conf->{startdate}";
3418 } elsif ($useLocaltime) {
3419 push @$rtcFlags, 'base=localtime';
3423 push @$cmd, '-cpu', $forcecpu;
3425 push @$cmd, get_cpu_options
($conf, $arch, $kvm, $kvm_off, $machine_version, $winversion, $gpu_passthrough);
3428 PVE
::QemuServer
::Memory
::config
($conf, $vmid, $sockets, $cores, $defaults, $hotplug_features, $cmd);
3430 push @$cmd, '-S' if $conf->{freeze
};
3432 push @$cmd, '-k', $conf->{keyboard
} if defined($conf->{keyboard
});
3434 my $guest_agent = parse_guest_agent
($conf);
3436 if ($guest_agent->{enabled
}) {
3437 my $qgasocket = PVE
::QemuServer
::Helpers
::qmp_socket
($vmid, 1);
3438 push @$devices, '-chardev', "socket,path=$qgasocket,server,nowait,id=qga0";
3440 if (!$guest_agent->{type
} || $guest_agent->{type
} eq 'virtio') {
3441 my $pciaddr = print_pci_addr
("qga0", $bridges, $arch, $machine_type);
3442 push @$devices, '-device', "virtio-serial,id=qga0$pciaddr";
3443 push @$devices, '-device', 'virtserialport,chardev=qga0,name=org.qemu.guest_agent.0';
3444 } elsif ($guest_agent->{type
} eq 'isa') {
3445 push @$devices, '-device', "isa-serial,chardev=qga0";
3449 my $rng = $conf->{rng0
} ? parse_rng
($conf->{rng0
}) : undef;
3450 if ($rng && $version_guard->(4, 1, 2)) {
3451 check_rng_source
($rng->{source
});
3453 my $max_bytes = $rng->{max_bytes
} // $rng_fmt->{max_bytes
}->{default};
3454 my $period = $rng->{period
} // $rng_fmt->{period
}->{default};
3455 my $limiter_str = "";
3457 $limiter_str = ",max-bytes=$max_bytes,period=$period";
3460 my $rng_addr = print_pci_addr
("rng0", $bridges, $arch, $machine_type);
3461 push @$devices, '-object', "rng-random,filename=$rng->{source},id=rng0";
3462 push @$devices, '-device', "virtio-rng-pci,rng=rng0$limiter_str$rng_addr";
3470 for (my $i = 1; $i < $qxlnum; $i++){
3471 push @$devices, '-device', print_vga_device
(
3472 $conf, $vga, $arch, $machine_version, $machine_type, $i, $qxlnum, $bridges);
3475 # assume other OS works like Linux
3476 my ($ram, $vram) = ("134217728", "67108864");
3477 if ($vga->{memory
}) {
3478 $ram = PVE
::Tools
::convert_size
($qxlnum*4*$vga->{memory
}, 'mb' => 'b');
3479 $vram = PVE
::Tools
::convert_size
($qxlnum*2*$vga->{memory
}, 'mb' => 'b');
3481 push @$cmd, '-global', "qxl-vga.ram_size=$ram";
3482 push @$cmd, '-global', "qxl-vga.vram_size=$vram";
3486 my $pciaddr = print_pci_addr
("spice", $bridges, $arch, $machine_type);
3488 my $pfamily = PVE
::Tools
::get_host_address_family
($nodename);
3489 my @nodeaddrs = PVE
::Tools
::getaddrinfo_all
('localhost', family
=> $pfamily);
3490 die "failed to get an ip address of type $pfamily for 'localhost'\n" if !@nodeaddrs;
3492 push @$devices, '-device', "virtio-serial,id=spice$pciaddr";
3493 push @$devices, '-chardev', "spicevmc,id=vdagent,name=vdagent";
3494 push @$devices, '-device', "virtserialport,chardev=vdagent,name=com.redhat.spice.0";
3496 my $localhost = PVE
::Network
::addr_to_ip
($nodeaddrs[0]->{addr
});
3497 $spice_port = PVE
::Tools
::next_spice_port
($pfamily, $localhost);
3499 my $spice_enhancement_str = $conf->{spice_enhancements
} // '';
3500 my $spice_enhancement = parse_property_string
($spice_enhancements_fmt, $spice_enhancement_str);
3501 if ($spice_enhancement->{foldersharing
}) {
3502 push @$devices, '-chardev', "spiceport,id=foldershare,name=org.spice-space.webdav.0";
3503 push @$devices, '-device', "virtserialport,chardev=foldershare,name=org.spice-space.webdav.0";
3506 my $spice_opts = "tls-port=${spice_port},addr=$localhost,tls-ciphers=HIGH,seamless-migration=on";
3507 $spice_opts .= ",streaming-video=$spice_enhancement->{videostreaming}"
3508 if $spice_enhancement->{videostreaming
};
3510 push @$devices, '-spice', "$spice_opts";
3513 # enable balloon by default, unless explicitly disabled
3514 if (!defined($conf->{balloon
}) || $conf->{balloon
}) {
3515 $pciaddr = print_pci_addr
("balloon0", $bridges, $arch, $machine_type);
3516 push @$devices, '-device', "virtio-balloon-pci,id=balloon0$pciaddr";
3519 if ($conf->{watchdog
}) {
3520 my $wdopts = parse_watchdog
($conf->{watchdog
});
3521 $pciaddr = print_pci_addr
("watchdog", $bridges, $arch, $machine_type);
3522 my $watchdog = $wdopts->{model
} || 'i6300esb';
3523 push @$devices, '-device', "$watchdog$pciaddr";
3524 push @$devices, '-watchdog-action', $wdopts->{action
} if $wdopts->{action
};
3528 my $scsicontroller = {};
3529 my $ahcicontroller = {};
3530 my $scsihw = defined($conf->{scsihw
}) ?
$conf->{scsihw
} : $defaults->{scsihw
};
3532 # Add iscsi initiator name if available
3533 if (my $initiator = get_initiator_name
()) {
3534 push @$devices, '-iscsi', "initiator-name=$initiator";
3537 PVE
::QemuConfig-
>foreach_volume($conf, sub {
3538 my ($ds, $drive) = @_;
3540 if (PVE
::Storage
::parse_volume_id
($drive->{file
}, 1)) {
3541 push @$vollist, $drive->{file
};
3544 # ignore efidisk here, already added in bios/fw handling code above
3545 return if $drive->{interface
} eq 'efidisk';
3547 $use_virtio = 1 if $ds =~ m/^virtio/;
3549 $drive->{bootindex
} = $bootorder->{$ds} if $bootorder->{$ds};
3551 if ($drive->{interface
} eq 'virtio'){
3552 push @$cmd, '-object', "iothread,id=iothread-$ds" if $drive->{iothread
};
3555 if ($drive->{interface
} eq 'scsi') {
3557 my ($maxdev, $controller, $controller_prefix) = scsihw_infos
($conf, $drive);
3559 die "scsi$drive->{index}: machine version 4.1~pve2 or higher is required to use more than 14 SCSI disks\n"
3560 if $drive->{index} > 13 && !&$version_guard(4, 1, 2);
3562 $pciaddr = print_pci_addr
("$controller_prefix$controller", $bridges, $arch, $machine_type);
3563 my $scsihw_type = $scsihw =~ m/^virtio-scsi-single/ ?
"virtio-scsi-pci" : $scsihw;
3566 if($conf->{scsihw
} && $conf->{scsihw
} eq "virtio-scsi-single" && $drive->{iothread
}){
3567 $iothread .= ",iothread=iothread-$controller_prefix$controller";
3568 push @$cmd, '-object', "iothread,id=iothread-$controller_prefix$controller";
3569 } elsif ($drive->{iothread
}) {
3570 warn "iothread is only valid with virtio disk or virtio-scsi-single controller, ignoring\n";
3574 if($conf->{scsihw
} && $conf->{scsihw
} eq "virtio-scsi-single" && $drive->{queues
}){
3575 $queues = ",num_queues=$drive->{queues}";
3578 push @$devices, '-device', "$scsihw_type,id=$controller_prefix$controller$pciaddr$iothread$queues"
3579 if !$scsicontroller->{$controller};
3580 $scsicontroller->{$controller}=1;
3583 if ($drive->{interface
} eq 'sata') {
3584 my $controller = int($drive->{index} / $PVE::QemuServer
::Drive
::MAX_SATA_DISKS
);
3585 $pciaddr = print_pci_addr
("ahci$controller", $bridges, $arch, $machine_type);
3586 push @$devices, '-device', "ahci,id=ahci$controller,multifunction=on$pciaddr"
3587 if !$ahcicontroller->{$controller};
3588 $ahcicontroller->{$controller}=1;
3591 my $drive_cmd = print_drive_commandline_full
($storecfg, $vmid, $drive);
3592 $drive_cmd .= ',readonly' if PVE
::QemuConfig-
>is_template($conf);
3594 push @$devices, '-drive',$drive_cmd;
3595 push @$devices, '-device', print_drivedevice_full
(
3596 $storecfg, $conf, $vmid, $drive, $bridges, $arch, $machine_type);
3599 for (my $i = 0; $i < $MAX_NETS; $i++) {
3600 my $netname = "net$i";
3602 next if !$conf->{$netname};
3603 my $d = parse_net
($conf->{$netname});
3606 $use_virtio = 1 if $d->{model
} eq 'virtio';
3608 $d->{bootindex
} = $bootorder->{$netname} if $bootorder->{$netname};
3610 my $netdevfull = print_netdev_full
($vmid, $conf, $arch, $d, $netname);
3611 push @$devices, '-netdev', $netdevfull;
3613 my $netdevicefull = print_netdevice_full
(
3614 $vmid, $conf, $d, $netname, $bridges, $use_old_bios_files, $arch, $machine_type);
3616 push @$devices, '-device', $netdevicefull;
3619 if ($conf->{ivshmem
}) {
3620 my $ivshmem = parse_property_string
($ivshmem_fmt, $conf->{ivshmem
});
3624 $bus = print_pcie_addr
("ivshmem");
3626 $bus = print_pci_addr
("ivshmem", $bridges, $arch, $machine_type);
3629 my $ivshmem_name = $ivshmem->{name
} // $vmid;
3630 my $path = '/dev/shm/pve-shm-' . $ivshmem_name;
3632 push @$devices, '-device', "ivshmem-plain,memdev=ivshmem$bus,";
3633 push @$devices, '-object', "memory-backend-file,id=ivshmem,share=on,mem-path=$path"
3634 .",size=$ivshmem->{size}M";
3637 # pci.4 is nested in pci.1
3638 $bridges->{1} = 1 if $bridges->{4};
3642 if (min_version
($machine_version, 2, 3)) {
3647 $bridges->{3} = 1 if $scsihw =~ m/^virtio-scsi-single/;
3651 for my $k (sort {$b cmp $a} keys %$bridges) {
3652 next if $q35 && $k < 4; # q35.cfg already includes bridges up to 3
3655 if ($k == 2 && $legacy_igd) {
3658 $pciaddr = print_pci_addr
("pci.$k_name", undef, $arch, $machine_type);
3660 my $devstr = "pci-bridge,id=pci.$k,chassis_nr=$k$pciaddr";
3662 # add after -readconfig pve-q35.cfg
3663 splice @$devices, 2, 0, '-device', $devstr;
3665 unshift @$devices, '-device', $devstr if $k > 0;
3670 push @$machineFlags, 'accel=tcg';
3673 my $machine_type_min = $machine_type;
3674 if ($add_pve_version) {
3675 $machine_type_min =~ s/\+pve\d+$//;
3676 $machine_type_min .= "+pve$required_pve_version";
3678 push @$machineFlags, "type=${machine_type_min}";
3680 push @$cmd, @$devices;
3681 push @$cmd, '-rtc', join(',', @$rtcFlags) if scalar(@$rtcFlags);
3682 push @$cmd, '-machine', join(',', @$machineFlags) if scalar(@$machineFlags);
3683 push @$cmd, '-global', join(',', @$globalFlags) if scalar(@$globalFlags);
3685 if (my $vmstate = $conf->{vmstate
}) {
3686 my $statepath = PVE
::Storage
::path
($storecfg, $vmstate);
3687 push @$vollist, $vmstate;
3688 push @$cmd, '-loadstate', $statepath;
3689 print "activating and using '$vmstate' as vmstate\n";
3693 if ($conf->{args
}) {
3694 my $aa = PVE
::Tools
::split_args
($conf->{args
});
3698 return wantarray ?
($cmd, $vollist, $spice_port) : $cmd;
3701 sub check_rng_source
{
3704 # mostly relevant for /dev/hwrng, but doesn't hurt to check others too
3705 die "cannot create VirtIO RNG device: source file '$source' doesn't exist\n"
3708 my $rng_current = '/sys/devices/virtual/misc/hw_random/rng_current';
3709 if ($source eq '/dev/hwrng' && file_read_firstline
($rng_current) eq 'none') {
3710 # Needs to abort, otherwise QEMU crashes on first rng access. Note that rng_current cannot
3711 # be changed to 'none' manually, so once the VM is past this point, it's no longer an issue.
3712 die "Cannot start VM with passed-through RNG device: '/dev/hwrng' exists, but"
3713 ." '$rng_current' is set to 'none'. Ensure that a compatible hardware-RNG is attached"
3721 my $res = mon_cmd
($vmid, 'query-spice');
3723 return $res->{'tls-port'} || $res->{'port'} || die "no spice port\n";
3726 sub vm_devices_list
{
3729 my $res = mon_cmd
($vmid, 'query-pci');
3730 my $devices_to_check = [];
3732 foreach my $pcibus (@$res) {
3733 push @$devices_to_check, @{$pcibus->{devices
}},
3736 while (@$devices_to_check) {
3738 for my $d (@$devices_to_check) {
3739 $devices->{$d->{'qdev_id'}} = 1 if $d->{'qdev_id'};
3740 next if !$d->{'pci_bridge'};
3742 $devices->{$d->{'qdev_id'}} += scalar(@{$d->{'pci_bridge'}->{devices
}});
3743 push @$to_check, @{$d->{'pci_bridge'}->{devices
}};
3745 $devices_to_check = $to_check;
3748 my $resblock = mon_cmd
($vmid, 'query-block');
3749 foreach my $block (@$resblock) {
3750 if($block->{device
} =~ m/^drive-(\S+)/){
3755 my $resmice = mon_cmd
($vmid, 'query-mice');
3756 foreach my $mice (@$resmice) {
3757 if ($mice->{name
} eq 'QEMU HID Tablet') {
3758 $devices->{tablet
} = 1;
3763 # for usb devices there is no query-usb
3764 # but we can iterate over the entries in
3765 # qom-list path=/machine/peripheral
3766 my $resperipheral = mon_cmd
($vmid, 'qom-list', path
=> '/machine/peripheral');
3767 foreach my $per (@$resperipheral) {
3768 if ($per->{name
} =~ m/^usb\d+$/) {
3769 $devices->{$per->{name
}} = 1;
3777 my ($storecfg, $conf, $vmid, $deviceid, $device, $arch, $machine_type) = @_;
3779 my $q35 = PVE
::QemuServer
::Machine
::machine_type_is_q35
($conf);
3781 my $devices_list = vm_devices_list
($vmid);
3782 return 1 if defined($devices_list->{$deviceid});
3784 # add PCI bridge if we need it for the device
3785 qemu_add_pci_bridge
($storecfg, $conf, $vmid, $deviceid, $arch, $machine_type);
3787 if ($deviceid eq 'tablet') {
3789 qemu_deviceadd
($vmid, print_tabletdevice_full
($conf, $arch));
3791 } elsif ($deviceid eq 'keyboard') {
3793 qemu_deviceadd
($vmid, print_keyboarddevice_full
($conf, $arch));
3795 } elsif ($deviceid =~ m/^usb(\d+)$/) {
3797 die "usb hotplug currently not reliable\n";
3798 # since we can't reliably hot unplug all added usb devices and usb
3799 # passthrough breaks live migration we disable usb hotplugging for now
3800 #qemu_deviceadd($vmid, PVE::QemuServer::USB::print_usbdevice_full($conf, $deviceid, $device));
3802 } elsif ($deviceid =~ m/^(virtio)(\d+)$/) {
3804 qemu_iothread_add
($vmid, $deviceid, $device);
3806 qemu_driveadd
($storecfg, $vmid, $device);
3807 my $devicefull = print_drivedevice_full
($storecfg, $conf, $vmid, $device, undef, $arch, $machine_type);
3809 qemu_deviceadd
($vmid, $devicefull);
3810 eval { qemu_deviceaddverify
($vmid, $deviceid); };
3812 eval { qemu_drivedel
($vmid, $deviceid); };
3817 } elsif ($deviceid =~ m/^(virtioscsi|scsihw)(\d+)$/) {
3820 my $scsihw = defined($conf->{scsihw
}) ?
$conf->{scsihw
} : "lsi";
3821 my $pciaddr = print_pci_addr
($deviceid, undef, $arch, $machine_type);
3822 my $scsihw_type = $scsihw eq 'virtio-scsi-single' ?
"virtio-scsi-pci" : $scsihw;
3824 my $devicefull = "$scsihw_type,id=$deviceid$pciaddr";
3826 if($deviceid =~ m/^virtioscsi(\d+)$/ && $device->{iothread
}) {
3827 qemu_iothread_add
($vmid, $deviceid, $device);
3828 $devicefull .= ",iothread=iothread-$deviceid";
3831 if($deviceid =~ m/^virtioscsi(\d+)$/ && $device->{queues
}) {
3832 $devicefull .= ",num_queues=$device->{queues}";
3835 qemu_deviceadd
($vmid, $devicefull);
3836 qemu_deviceaddverify
($vmid, $deviceid);
3838 } elsif ($deviceid =~ m/^(scsi)(\d+)$/) {
3840 qemu_findorcreatescsihw
($storecfg,$conf, $vmid, $device, $arch, $machine_type);
3841 qemu_driveadd
($storecfg, $vmid, $device);
3843 my $devicefull = print_drivedevice_full
($storecfg, $conf, $vmid, $device, undef, $arch, $machine_type);
3844 eval { qemu_deviceadd
($vmid, $devicefull); };
3846 eval { qemu_drivedel
($vmid, $deviceid); };
3851 } elsif ($deviceid =~ m/^(net)(\d+)$/) {
3853 return if !qemu_netdevadd
($vmid, $conf, $arch, $device, $deviceid);
3855 my $machine_type = PVE
::QemuServer
::Machine
::qemu_machine_pxe
($vmid, $conf);
3856 my $use_old_bios_files = undef;
3857 ($use_old_bios_files, $machine_type) = qemu_use_old_bios_files
($machine_type);
3859 my $netdevicefull = print_netdevice_full
(
3860 $vmid, $conf, $device, $deviceid, undef, $use_old_bios_files, $arch, $machine_type);
3861 qemu_deviceadd
($vmid, $netdevicefull);
3863 qemu_deviceaddverify
($vmid, $deviceid);
3864 qemu_set_link_status
($vmid, $deviceid, !$device->{link_down
});
3867 eval { qemu_netdevdel
($vmid, $deviceid); };
3872 } elsif (!$q35 && $deviceid =~ m/^(pci\.)(\d+)$/) {
3875 my $pciaddr = print_pci_addr
($deviceid, undef, $arch, $machine_type);
3876 my $devicefull = "pci-bridge,id=pci.$bridgeid,chassis_nr=$bridgeid$pciaddr";
3878 qemu_deviceadd
($vmid, $devicefull);
3879 qemu_deviceaddverify
($vmid, $deviceid);
3882 die "can't hotplug device '$deviceid'\n";
3888 # fixme: this should raise exceptions on error!
3889 sub vm_deviceunplug
{
3890 my ($vmid, $conf, $deviceid) = @_;
3892 my $devices_list = vm_devices_list
($vmid);
3893 return 1 if !defined($devices_list->{$deviceid});
3895 my $bootdisks = PVE
::QemuServer
::Drive
::get_bootdisks
($conf);
3896 die "can't unplug bootdisk '$deviceid'\n" if grep {$_ eq $deviceid} @$bootdisks;
3898 if ($deviceid eq 'tablet' || $deviceid eq 'keyboard') {
3900 qemu_devicedel
($vmid, $deviceid);
3902 } elsif ($deviceid =~ m/^usb\d+$/) {
3904 die "usb hotplug currently not reliable\n";
3905 # when unplugging usb devices this way, there may be remaining usb
3906 # controllers/hubs so we disable it for now
3907 #qemu_devicedel($vmid, $deviceid);
3908 #qemu_devicedelverify($vmid, $deviceid);
3910 } elsif ($deviceid =~ m/^(virtio)(\d+)$/) {
3912 qemu_devicedel
($vmid, $deviceid);
3913 qemu_devicedelverify
($vmid, $deviceid);
3914 qemu_drivedel
($vmid, $deviceid);
3915 qemu_iothread_del
($conf, $vmid, $deviceid);
3917 } elsif ($deviceid =~ m/^(virtioscsi|scsihw)(\d+)$/) {
3919 qemu_devicedel
($vmid, $deviceid);
3920 qemu_devicedelverify
($vmid, $deviceid);
3921 qemu_iothread_del
($conf, $vmid, $deviceid);
3923 } elsif ($deviceid =~ m/^(scsi)(\d+)$/) {
3925 qemu_devicedel
($vmid, $deviceid);
3926 qemu_drivedel
($vmid, $deviceid);
3927 qemu_deletescsihw
($conf, $vmid, $deviceid);
3929 } elsif ($deviceid =~ m/^(net)(\d+)$/) {
3931 qemu_devicedel
($vmid, $deviceid);
3932 qemu_devicedelverify
($vmid, $deviceid);
3933 qemu_netdevdel
($vmid, $deviceid);
3936 die "can't unplug device '$deviceid'\n";
3942 sub qemu_deviceadd
{
3943 my ($vmid, $devicefull) = @_;
3945 $devicefull = "driver=".$devicefull;
3946 my %options = split(/[=,]/, $devicefull);
3948 mon_cmd
($vmid, "device_add" , %options);
3951 sub qemu_devicedel
{
3952 my ($vmid, $deviceid) = @_;
3954 my $ret = mon_cmd
($vmid, "device_del", id
=> $deviceid);
3957 sub qemu_iothread_add
{
3958 my($vmid, $deviceid, $device) = @_;
3960 if ($device->{iothread
}) {
3961 my $iothreads = vm_iothreads_list
($vmid);
3962 qemu_objectadd
($vmid, "iothread-$deviceid", "iothread") if !$iothreads->{"iothread-$deviceid"};
3966 sub qemu_iothread_del
{
3967 my($conf, $vmid, $deviceid) = @_;
3969 my $confid = $deviceid;
3970 if ($deviceid =~ m/^(?:virtioscsi|scsihw)(\d+)$/) {
3971 $confid = 'scsi' . $1;
3973 my $device = parse_drive
($confid, $conf->{$confid});
3974 if ($device->{iothread
}) {
3975 my $iothreads = vm_iothreads_list
($vmid);
3976 qemu_objectdel
($vmid, "iothread-$deviceid") if $iothreads->{"iothread-$deviceid"};
3980 sub qemu_objectadd
{
3981 my($vmid, $objectid, $qomtype) = @_;
3983 mon_cmd
($vmid, "object-add", id
=> $objectid, "qom-type" => $qomtype);
3988 sub qemu_objectdel
{
3989 my($vmid, $objectid) = @_;
3991 mon_cmd
($vmid, "object-del", id
=> $objectid);
3997 my ($storecfg, $vmid, $device) = @_;
3999 my $drive = print_drive_commandline_full
($storecfg, $vmid, $device);
4000 $drive =~ s/\\/\\\\/g;
4001 my $ret = PVE
::QemuServer
::Monitor
::hmp_cmd
($vmid, "drive_add auto \"$drive\"");
4003 # If the command succeeds qemu prints: "OK
"
4004 return 1 if $ret =~ m/OK/s;
4006 die "adding drive failed
: $ret\n";
4010 my($vmid, $deviceid) = @_;
4012 my $ret = PVE::QemuServer::Monitor::hmp_cmd($vmid, "drive_del drive-
$deviceid");
4015 return 1 if $ret eq "";
4017 # NB: device not found errors mean the drive was auto-deleted and we ignore the error
4018 return 1 if $ret =~ m/Device \'.*?\' not found/s;
4020 die "deleting drive
$deviceid failed
: $ret\n";
4023 sub qemu_deviceaddverify {
4024 my ($vmid, $deviceid) = @_;
4026 for (my $i = 0; $i <= 5; $i++) {
4027 my $devices_list = vm_devices_list($vmid);
4028 return 1 if defined($devices_list->{$deviceid});
4032 die "error on hotplug device
'$deviceid'\n";
4036 sub qemu_devicedelverify {
4037 my ($vmid, $deviceid) = @_;
4039 # need to verify that the device is correctly removed as device_del
4040 # is async and empty return is not reliable
4042 for (my $i = 0; $i <= 5; $i++) {
4043 my $devices_list = vm_devices_list($vmid);
4044 return 1 if !defined($devices_list->{$deviceid});
4048 die "error on hot-unplugging device
'$deviceid'\n";
4051 sub qemu_findorcreatescsihw {
4052 my ($storecfg, $conf, $vmid, $device, $arch, $machine_type) = @_;
4054 my ($maxdev, $controller, $controller_prefix) = scsihw_infos($conf, $device);
4056 my $scsihwid="$controller_prefix$controller";
4057 my $devices_list = vm_devices_list($vmid);
4059 if(!defined($devices_list->{$scsihwid})) {
4060 vm_deviceplug($storecfg, $conf, $vmid, $scsihwid, $device, $arch, $machine_type);
4066 sub qemu_deletescsihw {
4067 my ($conf, $vmid, $opt) = @_;
4069 my $device = parse_drive($opt, $conf->{$opt});
4071 if ($conf->{scsihw} && ($conf->{scsihw} eq 'virtio-scsi-single')) {
4072 vm_deviceunplug($vmid, $conf, "virtioscsi
$device->{index}");
4076 my ($maxdev, $controller, $controller_prefix) = scsihw_infos($conf, $device);
4078 my $devices_list = vm_devices_list($vmid);
4079 foreach my $opt (keys %{$devices_list}) {
4080 if (is_valid_drivename($opt)) {
4081 my $drive = parse_drive($opt, $conf->{$opt});
4082 if($drive->{interface} eq 'scsi' && $drive->{index} < (($maxdev-1)*($controller+1))) {
4088 my $scsihwid="scsihw
$controller";
4090 vm_deviceunplug($vmid, $conf, $scsihwid);
4095 sub qemu_add_pci_bridge {
4096 my ($storecfg, $conf, $vmid, $device, $arch, $machine_type) = @_;
4102 print_pci_addr($device, $bridges, $arch, $machine_type);
4104 while (my ($k, $v) = each %$bridges) {
4107 return 1 if !defined($bridgeid) || $bridgeid < 1;
4109 my $bridge = "pci
.$bridgeid";
4110 my $devices_list = vm_devices_list($vmid);
4112 if (!defined($devices_list->{$bridge})) {
4113 vm_deviceplug($storecfg, $conf, $vmid, $bridge, $arch, $machine_type);
4119 sub qemu_set_link_status {
4120 my ($vmid, $device, $up) = @_;
4122 mon_cmd($vmid, "set_link
", name => $device,
4123 up => $up ? JSON::true : JSON::false);
4126 sub qemu_netdevadd {
4127 my ($vmid, $conf, $arch, $device, $deviceid) = @_;
4129 my $netdev = print_netdev_full($vmid, $conf, $arch, $device, $deviceid, 1);
4130 my %options = split(/[=,]/, $netdev);
4132 if (defined(my $vhost = $options{vhost})) {
4133 $options{vhost} = JSON::boolean(PVE::JSONSchema::parse_boolean($vhost));
4136 if (defined(my $queues = $options{queues})) {
4137 $options{queues} = $queues + 0;
4140 mon_cmd($vmid, "netdev_add
", %options);
4144 sub qemu_netdevdel {
4145 my ($vmid, $deviceid) = @_;
4147 mon_cmd($vmid, "netdev_del
", id => $deviceid);
4150 sub qemu_usb_hotplug {
4151 my ($storecfg, $conf, $vmid, $deviceid, $device, $arch, $machine_type) = @_;
4155 # remove the old one first
4156 vm_deviceunplug($vmid, $conf, $deviceid);
4158 # check if xhci controller is necessary and available
4159 if ($device->{usb3}) {
4161 my $devicelist = vm_devices_list($vmid);
4163 if (!$devicelist->{xhci}) {
4164 my $pciaddr = print_pci_addr("xhci
", undef, $arch, $machine_type);
4165 qemu_deviceadd($vmid, "nec-usb-xhci
,id
=xhci
$pciaddr");
4168 my $d = parse_usb_device($device->{host});
4169 $d->{usb3} = $device->{usb3};
4172 vm_deviceplug($storecfg, $conf, $vmid, $deviceid, $d, $arch, $machine_type);
4175 sub qemu_cpu_hotplug {
4176 my ($vmid, $conf, $vcpus) = @_;
4178 my $machine_type = PVE::QemuServer::Machine::get_current_qemu_machine($vmid);
4181 $sockets = $conf->{smp} if $conf->{smp}; # old style - no longer iused
4182 $sockets = $conf->{sockets} if $conf->{sockets};
4183 my $cores = $conf->{cores} || 1;
4184 my $maxcpus = $sockets * $cores;
4186 $vcpus = $maxcpus if !$vcpus;
4188 die "you can
't add more vcpus than maxcpus\n"
4189 if $vcpus > $maxcpus;
4191 my $currentvcpus = $conf->{vcpus} || $maxcpus;
4193 if ($vcpus < $currentvcpus) {
4195 if (PVE::QemuServer::Machine::machine_version($machine_type, 2, 7)) {
4197 for (my $i = $currentvcpus; $i > $vcpus; $i--) {
4198 qemu_devicedel($vmid, "cpu$i");
4200 my $currentrunningvcpus = undef;
4202 $currentrunningvcpus = mon_cmd($vmid, "query-cpus-fast");
4203 last if scalar(@{$currentrunningvcpus}) == $i-1;
4204 raise_param_exc({ vcpus => "error unplugging cpu$i" }) if $retry > 5;
4208 #update conf after each succesfull cpu unplug
4209 $conf->{vcpus} = scalar(@{$currentrunningvcpus});
4210 PVE::QemuConfig->write_config($vmid, $conf);
4213 die "cpu hot-unplugging requires qemu version 2.7 or higher\n";
4219 my $currentrunningvcpus = mon_cmd($vmid, "query-cpus-fast");
4220 die "vcpus in running vm does not match its configuration\n"
4221 if scalar(@{$currentrunningvcpus}) != $currentvcpus;
4223 if (PVE::QemuServer::Machine::machine_version($machine_type, 2, 7)) {
4225 for (my $i = $currentvcpus+1; $i <= $vcpus; $i++) {
4226 my $cpustr = print_cpu_device($conf, $i);
4227 qemu_deviceadd($vmid, $cpustr);
4230 my $currentrunningvcpus = undef;
4232 $currentrunningvcpus = mon_cmd($vmid, "query-cpus-fast");
4233 last if scalar(@{$currentrunningvcpus}) == $i;
4234 raise_param_exc({ vcpus => "error hotplugging cpu$i" }) if $retry > 10;
4238 #update conf after each succesfull cpu hotplug
4239 $conf->{vcpus} = scalar(@{$currentrunningvcpus});
4240 PVE::QemuConfig->write_config($vmid, $conf);
4244 for (my $i = $currentvcpus; $i < $vcpus; $i++) {
4245 mon_cmd($vmid, "cpu-add", id => int($i));
4250 sub qemu_block_set_io_throttle {
4251 my ($vmid, $deviceid,
4252 $bps, $bps_rd, $bps_wr, $iops, $iops_rd, $iops_wr,
4253 $bps_max, $bps_rd_max, $bps_wr_max, $iops_max, $iops_rd_max, $iops_wr_max,
4254 $bps_max_length, $bps_rd_max_length, $bps_wr_max_length,
4255 $iops_max_length, $iops_rd_max_length, $iops_wr_max_length) = @_;
4257 return if !check_running($vmid) ;
4259 mon_cmd($vmid, "block_set_io_throttle", device => $deviceid,
4261 bps_rd => int($bps_rd),
4262 bps_wr => int($bps_wr),
4264 iops_rd => int($iops_rd),
4265 iops_wr => int($iops_wr),
4266 bps_max => int($bps_max),
4267 bps_rd_max => int($bps_rd_max),
4268 bps_wr_max => int($bps_wr_max),
4269 iops_max => int($iops_max),
4270 iops_rd_max => int($iops_rd_max),
4271 iops_wr_max => int($iops_wr_max),
4272 bps_max_length => int($bps_max_length),
4273 bps_rd_max_length => int($bps_rd_max_length),
4274 bps_wr_max_length => int($bps_wr_max_length),
4275 iops_max_length => int($iops_max_length),
4276 iops_rd_max_length => int($iops_rd_max_length),
4277 iops_wr_max_length => int($iops_wr_max_length),
4282 sub qemu_block_resize {
4283 my ($vmid, $deviceid, $storecfg, $volid, $size) = @_;
4285 my $running = check_running($vmid);
4287 $size = 0 if !PVE::Storage::volume_resize($storecfg, $volid, $size, $running);
4289 return if !$running;
4291 my $padding = (1024 - $size % 1024) % 1024;
4292 $size = $size + $padding;
4297 device => $deviceid,
4303 sub qemu_volume_snapshot {
4304 my ($vmid, $deviceid, $storecfg, $volid, $snap) = @_;
4306 my $running = check_running($vmid);
4308 if ($running && do_snapshots_with_qemu($storecfg, $volid)){
4309 mon_cmd($vmid, 'blockdev-snapshot-internal-sync
', device => $deviceid, name => $snap);
4311 PVE::Storage::volume_snapshot($storecfg, $volid, $snap);
4315 sub qemu_volume_snapshot_delete {
4316 my ($vmid, $deviceid, $storecfg, $volid, $snap) = @_;
4318 my $running = check_running($vmid);
4323 my $conf = PVE::QemuConfig->load_config($vmid);
4324 PVE::QemuConfig->foreach_volume($conf, sub {
4325 my ($ds, $drive) = @_;
4326 $running = 1 if $drive->{file} eq $volid;
4330 if ($running && do_snapshots_with_qemu($storecfg, $volid)){
4331 mon_cmd($vmid, 'blockdev-snapshot-delete-internal-sync
', device => $deviceid, name => $snap);
4333 PVE::Storage::volume_snapshot_delete($storecfg, $volid, $snap, $running);
4337 sub set_migration_caps {
4338 my ($vmid, $savevm) = @_;
4340 my $qemu_support = eval { mon_cmd($vmid, "query-proxmox-support") };
4342 my $bitmap_prop = $savevm ? 'pbs-dirty-bitmap-savevm
' : 'pbs-dirty-bitmap-migration
';
4343 my $dirty_bitmaps = $qemu_support->{$bitmap_prop} ? 1 : 0;
4348 "auto-converge" => 1,
4350 "x-rdma-pin-all" => 0,
4353 "dirty-bitmaps" => $dirty_bitmaps,
4356 my $supported_capabilities = mon_cmd($vmid, "query-migrate-capabilities");
4358 for my $supported_capability (@$supported_capabilities) {
4360 capability => $supported_capability->{capability},
4361 state => $enabled_cap->{$supported_capability->{capability}} ? JSON::true : JSON::false,
4365 mon_cmd($vmid, "migrate-set-capabilities", capabilities => $cap_ref);
4369 my ($conf, $func, @param) = @_;
4373 my $test_volid = sub {
4374 my ($key, $drive, $snapname) = @_;
4376 my $volid = $drive->{file};
4379 $volhash->{$volid}->{cdrom} //= 1;
4380 $volhash->{$volid}->{cdrom} = 0 if !drive_is_cdrom($drive);
4382 my $replicate = $drive->{replicate} // 1;
4383 $volhash->{$volid}->{replicate} //= 0;
4384 $volhash->{$volid}->{replicate} = 1 if $replicate;
4386 $volhash->{$volid}->{shared} //= 0;
4387 $volhash->{$volid}->{shared} = 1 if $drive->{shared};
4389 $volhash->{$volid}->{referenced_in_config} //= 0;
4390 $volhash->{$volid}->{referenced_in_config} = 1 if !defined($snapname);
4392 $volhash->{$volid}->{referenced_in_snapshot}->{$snapname} = 1
4393 if defined($snapname);
4395 my $size = $drive->{size};
4396 $volhash->{$volid}->{size} //= $size if $size;
4398 $volhash->{$volid}->{is_vmstate} //= 0;
4399 $volhash->{$volid}->{is_vmstate} = 1 if $key eq 'vmstate
';
4401 $volhash->{$volid}->{is_unused} //= 0;
4402 $volhash->{$volid}->{is_unused} = 1 if $key =~ /^unused\d+$/;
4405 my $include_opts = {
4406 extra_keys => ['vmstate
'],
4407 include_unused => 1,
4410 PVE::QemuConfig->foreach_volume_full($conf, $include_opts, $test_volid);
4411 foreach my $snapname (keys %{$conf->{snapshots}}) {
4412 my $snap = $conf->{snapshots}->{$snapname};
4413 PVE::QemuConfig->foreach_volume_full($snap, $include_opts, $test_volid, $snapname);
4416 foreach my $volid (keys %$volhash) {
4417 &$func($volid, $volhash->{$volid}, @param);
4421 my $fast_plug_option = {
4429 'vmstatestorage
' => 1,
4434 # hotplug changes in [PENDING]
4435 # $selection hash can be used to only apply specified options, for
4436 # example: { cores => 1 } (only apply changed 'cores
')
4437 # $errors ref is used to return error messages
4438 sub vmconfig_hotplug_pending {
4439 my ($vmid, $conf, $storecfg, $selection, $errors) = @_;
4441 my $defaults = load_defaults();
4442 my $arch = get_vm_arch($conf);
4443 my $machine_type = get_vm_machine($conf, undef, $arch);
4445 # commit values which do not have any impact on running VM first
4446 # Note: those option cannot raise errors, we we do not care about
4447 # $selection and always apply them.
4449 my $add_error = sub {
4450 my ($opt, $msg) = @_;
4451 $errors->{$opt} = "hotplug problem - $msg";
4455 foreach my $opt (keys %{$conf->{pending}}) { # add/change
4456 if ($fast_plug_option->{$opt}) {
4457 $conf->{$opt} = $conf->{pending}->{$opt};
4458 delete $conf->{pending}->{$opt};
4464 PVE::QemuConfig->write_config($vmid, $conf);
4467 my $hotplug_features = parse_hotplug_features(defined($conf->{hotplug}) ? $conf->{hotplug} : '1');
4469 my $cgroup = PVE::QemuServer::CGroup->new($vmid);
4470 my $pending_delete_hash = PVE::QemuConfig->parse_pending_delete($conf->{pending}->{delete});
4471 foreach my $opt (sort keys %$pending_delete_hash) {
4472 next if $selection && !$selection->{$opt};
4473 my $force = $pending_delete_hash->{$opt}->{force};
4475 if ($opt eq 'hotplug
') {
4476 die "skip\n" if ($conf->{hotplug} =~ /memory/);
4477 } elsif ($opt eq 'tablet
') {
4478 die "skip\n" if !$hotplug_features->{usb};
4479 if ($defaults->{tablet}) {
4480 vm_deviceplug($storecfg, $conf, $vmid, 'tablet
', $arch, $machine_type);
4481 vm_deviceplug($storecfg, $conf, $vmid, 'keyboard
', $arch, $machine_type)
4482 if $arch eq 'aarch64
';
4484 vm_deviceunplug($vmid, $conf, 'tablet
');
4485 vm_deviceunplug($vmid, $conf, 'keyboard
') if $arch eq 'aarch64
';
4487 } elsif ($opt =~ m/^usb\d+/) {
4489 # since we cannot reliably hot unplug usb devices we are disabling it
4490 #die "skip\n" if !$hotplug_features->{usb} || $conf->{$opt} =~ m/spice/i;
4491 #vm_deviceunplug($vmid, $conf, $opt);
4492 } elsif ($opt eq 'vcpus
') {
4493 die "skip\n" if !$hotplug_features->{cpu};
4494 qemu_cpu_hotplug($vmid, $conf, undef);
4495 } elsif ($opt eq 'balloon
') {
4496 # enable balloon device is not hotpluggable
4497 die "skip\n" if defined($conf->{balloon}) && $conf->{balloon} == 0;
4498 # here we reset the ballooning value to memory
4499 my $balloon = $conf->{memory} || $defaults->{memory};
4500 mon_cmd($vmid, "balloon", value => $balloon*1024*1024);
4501 } elsif ($fast_plug_option->{$opt}) {
4503 } elsif ($opt =~ m/^net(\d+)$/) {
4504 die "skip\n" if !$hotplug_features->{network};
4505 vm_deviceunplug($vmid, $conf, $opt);
4506 } elsif (is_valid_drivename($opt)) {
4507 die "skip\n" if !$hotplug_features->{disk} || $opt =~ m/(ide|sata)(\d+)/;
4508 vm_deviceunplug($vmid, $conf, $opt);
4509 vmconfig_delete_or_detach_drive($vmid, $storecfg, $conf, $opt, $force);
4510 } elsif ($opt =~ m/^memory$/) {
4511 die "skip\n" if !$hotplug_features->{memory};
4512 PVE::QemuServer::Memory::qemu_memory_hotplug($vmid, $conf, $defaults, $opt);
4513 } elsif ($opt eq 'cpuunits
') {
4514 $cgroup->change_cpu_shares(undef, $defaults->{cpuunits});
4515 } elsif ($opt eq 'cpulimit
') {
4516 $cgroup->change_cpu_quota(-1, 100000);
4522 &$add_error($opt, $err) if $err ne "skip\n";
4524 delete $conf->{$opt};
4525 PVE::QemuConfig->remove_from_pending_delete($conf, $opt);
4529 my ($apply_pending_cloudinit, $apply_pending_cloudinit_done);
4530 $apply_pending_cloudinit = sub {
4531 return if $apply_pending_cloudinit_done; # once is enough
4532 $apply_pending_cloudinit_done = 1; # once is enough
4534 my ($key, $value) = @_;
4536 my @cloudinit_opts = keys %$confdesc_cloudinit;
4537 foreach my $opt (keys %{$conf->{pending}}) {
4538 next if !grep { $_ eq $opt } @cloudinit_opts;
4539 $conf->{$opt} = delete $conf->{pending}->{$opt};
4542 my $pending_delete_hash = PVE::QemuConfig->parse_pending_delete($conf->{pending}->{delete});
4543 foreach my $opt (sort keys %$pending_delete_hash) {
4544 next if !grep { $_ eq $opt } @cloudinit_opts;
4545 PVE::QemuConfig->remove_from_pending_delete($conf, $opt);
4546 delete $conf->{$opt};
4549 my $new_conf = { %$conf };
4550 $new_conf->{$key} = $value;
4551 PVE::QemuServer::Cloudinit::generate_cloudinitconfig($new_conf, $vmid);
4554 foreach my $opt (keys %{$conf->{pending}}) {
4555 next if $selection && !$selection->{$opt};
4556 my $value = $conf->{pending}->{$opt};
4558 if ($opt eq 'hotplug
') {
4559 die "skip\n" if ($value =~ /memory/) || ($value !~ /memory/ && $conf->{hotplug} =~ /memory/);
4560 } elsif ($opt eq 'tablet
') {
4561 die "skip\n" if !$hotplug_features->{usb};
4563 vm_deviceplug($storecfg, $conf, $vmid, 'tablet
', $arch, $machine_type);
4564 vm_deviceplug($storecfg, $conf, $vmid, 'keyboard
', $arch, $machine_type)
4565 if $arch eq 'aarch64
';
4566 } elsif ($value == 0) {
4567 vm_deviceunplug($vmid, $conf, 'tablet
');
4568 vm_deviceunplug($vmid, $conf, 'keyboard
') if $arch eq 'aarch64
';
4570 } elsif ($opt =~ m/^usb\d+$/) {
4572 # since we cannot reliably hot unplug usb devices we disable it for now
4573 #die "skip\n" if !$hotplug_features->{usb} || $value =~ m/spice/i;
4574 #my $d = eval { parse_property_string($usbdesc->{format}, $value) };
4575 #die "skip\n" if !$d;
4576 #qemu_usb_hotplug($storecfg, $conf, $vmid, $opt, $d, $arch, $machine_type);
4577 } elsif ($opt eq 'vcpus
') {
4578 die "skip\n" if !$hotplug_features->{cpu};
4579 qemu_cpu_hotplug($vmid, $conf, $value);
4580 } elsif ($opt eq 'balloon
') {
4581 # enable/disable balloning device is not hotpluggable
4582 my $old_balloon_enabled = !!(!defined($conf->{balloon}) || $conf->{balloon});
4583 my $new_balloon_enabled = !!(!defined($conf->{pending}->{balloon}) || $conf->{pending}->{balloon});
4584 die "skip\n" if $old_balloon_enabled != $new_balloon_enabled;
4586 # allow manual ballooning if shares is set to zero
4587 if ((defined($conf->{shares}) && ($conf->{shares} == 0))) {
4588 my $balloon = $conf->{pending}->{balloon} || $conf->{memory} || $defaults->{memory};
4589 mon_cmd($vmid, "balloon", value => $balloon*1024*1024);
4591 } elsif ($opt =~ m/^net(\d+)$/) {
4592 # some changes can be done without hotplug
4593 vmconfig_update_net($storecfg, $conf, $hotplug_features->{network},
4594 $vmid, $opt, $value, $arch, $machine_type);
4595 } elsif (is_valid_drivename($opt)) {
4596 die "skip\n" if $opt eq 'efidisk0
';
4597 # some changes can be done without hotplug
4598 my $drive = parse_drive($opt, $value);
4599 if (drive_is_cloudinit($drive)) {
4600 &$apply_pending_cloudinit($opt, $value);
4602 vmconfig_update_disk($storecfg, $conf, $hotplug_features->{disk},
4603 $vmid, $opt, $value, $arch, $machine_type);
4604 } elsif ($opt =~ m/^memory$/) { #dimms
4605 die "skip\n" if !$hotplug_features->{memory};
4606 $value = PVE::QemuServer::Memory::qemu_memory_hotplug($vmid, $conf, $defaults, $opt, $value);
4607 } elsif ($opt eq 'cpuunits
') {
4608 $cgroup->change_cpu_shares($conf->{pending}->{$opt}, $defaults->{cpuunits});
4609 } elsif ($opt eq 'cpulimit
') {
4610 my $cpulimit = $conf->{pending}->{$opt} == 0 ? -1 : int($conf->{pending}->{$opt} * 100000);
4611 $cgroup->change_cpu_quota($cpulimit, 100000);
4613 die "skip\n"; # skip non-hot-pluggable options
4617 &$add_error($opt, $err) if $err ne "skip\n";
4619 $conf->{$opt} = $value;
4620 delete $conf->{pending}->{$opt};
4624 PVE::QemuConfig->write_config($vmid, $conf);
4627 sub try_deallocate_drive {
4628 my ($storecfg, $vmid, $conf, $key, $drive, $rpcenv, $authuser, $force) = @_;
4630 if (($force || $key =~ /^unused/) && !drive_is_cdrom($drive, 1)) {
4631 my $volid = $drive->{file};
4632 if (vm_is_volid_owner($storecfg, $vmid, $volid)) {
4633 my $sid = PVE::Storage::parse_volume_id($volid);
4634 $rpcenv->check($authuser, "/storage/$sid", ['Datastore
.AllocateSpace
']);
4636 # check if the disk is really unused
4637 die "unable to delete '$volid' - volume is still in use (snapshot?)\n"
4638 if PVE::QemuServer::Drive::is_volume_in_use($storecfg, $conf, $key, $volid);
4639 PVE::Storage::vdisk_free($storecfg, $volid);
4642 # If vm is not owner of this disk remove from config
4650 sub vmconfig_delete_or_detach_drive {
4651 my ($vmid, $storecfg, $conf, $opt, $force) = @_;
4653 my $drive = parse_drive($opt, $conf->{$opt});
4655 my $rpcenv = PVE::RPCEnvironment::get();
4656 my $authuser = $rpcenv->get_user();
4659 $rpcenv->check_vm_perm($authuser, $vmid, undef, ['VM
.Config
.Disk
']);
4660 try_deallocate_drive($storecfg, $vmid, $conf, $opt, $drive, $rpcenv, $authuser, $force);
4662 vmconfig_register_unused_drive($storecfg, $vmid, $conf, $drive);
4668 sub vmconfig_apply_pending {
4669 my ($vmid, $conf, $storecfg, $errors) = @_;
4671 my $add_apply_error = sub {
4672 my ($opt, $msg) = @_;
4673 my $err_msg = "unable to apply pending change $opt : $msg";
4674 $errors->{$opt} = $err_msg;
4680 my $pending_delete_hash = PVE::QemuConfig->parse_pending_delete($conf->{pending}->{delete});
4681 foreach my $opt (sort keys %$pending_delete_hash) {
4682 my $force = $pending_delete_hash->{$opt}->{force};
4684 if ($opt =~ m/^unused/) {
4685 die "internal error";
4686 } elsif (defined($conf->{$opt}) && is_valid_drivename($opt)) {
4687 vmconfig_delete_or_detach_drive($vmid, $storecfg, $conf, $opt, $force);
4691 $add_apply_error->($opt, $err);
4693 PVE::QemuConfig->remove_from_pending_delete($conf, $opt);
4694 delete $conf->{$opt};
4698 PVE::QemuConfig->cleanup_pending($conf);
4700 foreach my $opt (keys %{$conf->{pending}}) { # add/change
4701 next if $opt eq 'delete'; # just to be sure
4703 if (defined($conf->{$opt}) && is_valid_drivename($opt)) {
4704 vmconfig_register_unused_drive($storecfg, $vmid, $conf, parse_drive($opt, $conf->{$opt}))
4708 $add_apply_error->($opt, $err);
4710 $conf->{$opt} = delete $conf->{pending}->{$opt};
4714 # write all changes at once to avoid unnecessary i/o
4715 PVE::QemuConfig->write_config($vmid, $conf);
4718 sub vmconfig_update_net {
4719 my ($storecfg, $conf, $hotplug, $vmid, $opt, $value, $arch, $machine_type) = @_;
4721 my $newnet = parse_net($value);
4723 if ($conf->{$opt}) {
4724 my $oldnet = parse_net($conf->{$opt});
4726 if (safe_string_ne($oldnet->{model}, $newnet->{model}) ||
4727 safe_string_ne($oldnet->{macaddr}, $newnet->{macaddr}) ||
4728 safe_num_ne($oldnet->{queues}, $newnet->{queues}) ||
4729 !($newnet->{bridge} && $oldnet->{bridge})) { # bridge/nat mode change
4731 # for non online change, we try to hot-unplug
4732 die "skip\n" if !$hotplug;
4733 vm_deviceunplug($vmid, $conf, $opt);
4736 die "internal error" if $opt !~ m/net(\d+)/;
4737 my $iface = "tap${vmid}i$1";
4739 if (safe_string_ne($oldnet->{bridge}, $newnet->{bridge}) ||
4740 safe_num_ne($oldnet->{tag}, $newnet->{tag}) ||
4741 safe_string_ne($oldnet->{trunks}, $newnet->{trunks}) ||
4742 safe_num_ne($oldnet->{firewall}, $newnet->{firewall})) {
4743 PVE::Network::tap_unplug($iface);
4746 PVE::Network::SDN::Zones::tap_plug($iface, $newnet->{bridge}, $newnet->{tag}, $newnet->{firewall}, $newnet->{trunks}, $newnet->{rate});
4748 PVE::Network::tap_plug($iface, $newnet->{bridge}, $newnet->{tag}, $newnet->{firewall}, $newnet->{trunks}, $newnet->{rate});
4750 } elsif (safe_num_ne($oldnet->{rate}, $newnet->{rate})) {
4751 # Rate can be applied on its own but any change above needs to
4752 # include the rate in tap_plug since OVS resets everything.
4753 PVE::Network::tap_rate_limit($iface, $newnet->{rate});
4756 if (safe_string_ne($oldnet->{link_down}, $newnet->{link_down})) {
4757 qemu_set_link_status($vmid, $opt, !$newnet->{link_down});
4765 vm_deviceplug($storecfg, $conf, $vmid, $opt, $newnet, $arch, $machine_type);
4771 sub vmconfig_update_disk {
4772 my ($storecfg, $conf, $hotplug, $vmid, $opt, $value, $arch, $machine_type) = @_;
4774 my $drive = parse_drive($opt, $value);
4776 if ($conf->{$opt} && (my $old_drive = parse_drive($opt, $conf->{$opt}))) {
4777 my $media = $drive->{media} || 'disk
';
4778 my $oldmedia = $old_drive->{media} || 'disk
';
4779 die "unable to change media type\n" if $media ne $oldmedia;
4781 if (!drive_is_cdrom($old_drive)) {
4783 if ($drive->{file} ne $old_drive->{file}) {
4785 die "skip\n" if !$hotplug;
4787 # unplug and register as unused
4788 vm_deviceunplug($vmid, $conf, $opt);
4789 vmconfig_register_unused_drive($storecfg, $vmid, $conf, $old_drive)
4792 # update existing disk
4794 # skip non hotpluggable value
4795 if (safe_string_ne($drive->{discard}, $old_drive->{discard}) ||
4796 safe_string_ne($drive->{iothread}, $old_drive->{iothread}) ||
4797 safe_string_ne($drive->{queues}, $old_drive->{queues}) ||
4798 safe_string_ne($drive->{cache}, $old_drive->{cache}) ||
4799 safe_string_ne($drive->{ssd}, $old_drive->{ssd})) {
4804 if (safe_num_ne($drive->{mbps}, $old_drive->{mbps}) ||
4805 safe_num_ne($drive->{mbps_rd}, $old_drive->{mbps_rd}) ||
4806 safe_num_ne($drive->{mbps_wr}, $old_drive->{mbps_wr}) ||
4807 safe_num_ne($drive->{iops}, $old_drive->{iops}) ||
4808 safe_num_ne($drive->{iops_rd}, $old_drive->{iops_rd}) ||
4809 safe_num_ne($drive->{iops_wr}, $old_drive->{iops_wr}) ||
4810 safe_num_ne($drive->{mbps_max}, $old_drive->{mbps_max}) ||
4811 safe_num_ne($drive->{mbps_rd_max}, $old_drive->{mbps_rd_max}) ||
4812 safe_num_ne($drive->{mbps_wr_max}, $old_drive->{mbps_wr_max}) ||
4813 safe_num_ne($drive->{iops_max}, $old_drive->{iops_max}) ||
4814 safe_num_ne($drive->{iops_rd_max}, $old_drive->{iops_rd_max}) ||
4815 safe_num_ne($drive->{iops_wr_max}, $old_drive->{iops_wr_max}) ||
4816 safe_num_ne($drive->{bps_max_length}, $old_drive->{bps_max_length}) ||
4817 safe_num_ne($drive->{bps_rd_max_length}, $old_drive->{bps_rd_max_length}) ||
4818 safe_num_ne($drive->{bps_wr_max_length}, $old_drive->{bps_wr_max_length}) ||
4819 safe_num_ne($drive->{iops_max_length}, $old_drive->{iops_max_length}) ||
4820 safe_num_ne($drive->{iops_rd_max_length}, $old_drive->{iops_rd_max_length}) ||
4821 safe_num_ne($drive->{iops_wr_max_length}, $old_drive->{iops_wr_max_length})) {
4823 qemu_block_set_io_throttle(
4825 ($drive->{mbps} || 0)*1024*1024,
4826 ($drive->{mbps_rd} || 0)*1024*1024,
4827 ($drive->{mbps_wr} || 0)*1024*1024,
4828 $drive->{iops} || 0,
4829 $drive->{iops_rd} || 0,
4830 $drive->{iops_wr} || 0,
4831 ($drive->{mbps_max} || 0)*1024*1024,
4832 ($drive->{mbps_rd_max} || 0)*1024*1024,
4833 ($drive->{mbps_wr_max} || 0)*1024*1024,
4834 $drive->{iops_max} || 0,
4835 $drive->{iops_rd_max} || 0,
4836 $drive->{iops_wr_max} || 0,
4837 $drive->{bps_max_length} || 1,
4838 $drive->{bps_rd_max_length} || 1,
4839 $drive->{bps_wr_max_length} || 1,
4840 $drive->{iops_max_length} || 1,
4841 $drive->{iops_rd_max_length} || 1,
4842 $drive->{iops_wr_max_length} || 1,
4852 if ($drive->{file} eq 'none
') {
4853 mon_cmd($vmid, "eject", force => JSON::true, id => "$opt");
4854 if (drive_is_cloudinit($old_drive)) {
4855 vmconfig_register_unused_drive($storecfg, $vmid, $conf, $old_drive);
4858 my $path = get_iso_path($storecfg, $vmid, $drive->{file});
4860 # force eject if locked
4861 mon_cmd($vmid, "eject", force => JSON::true, id => "$opt");
4864 mon_cmd($vmid, "blockdev-change-medium",
4865 id => "$opt", filename => "$path");
4873 die "skip\n" if !$hotplug || $opt =~ m/(ide|sata)(\d+)/;
4875 PVE::Storage::activate_volumes($storecfg, [$drive->{file}]) if $drive->{file} !~ m|^/dev/.+|;
4876 vm_deviceplug($storecfg, $conf, $vmid, $opt, $drive, $arch, $machine_type);
4879 # called in locked context by incoming migration
4880 sub vm_migrate_get_nbd_disks {
4881 my ($storecfg, $conf, $replicated_volumes) = @_;
4883 my $local_volumes = {};
4884 PVE::QemuConfig->foreach_volume($conf, sub {
4885 my ($ds, $drive) = @_;
4887 return if drive_is_cdrom($drive);
4889 my $volid = $drive->{file};
4893 my ($storeid, $volname) = PVE::Storage::parse_volume_id($volid);
4895 my $scfg = PVE::Storage::storage_config($storecfg, $storeid);
4896 return if $scfg->{shared};
4898 # replicated disks re-use existing state via bitmap
4899 my $use_existing = $replicated_volumes->{$volid} ? 1 : 0;
4900 $local_volumes->{$ds} = [$volid, $storeid, $volname, $drive, $use_existing];
4902 return $local_volumes;
4905 # called in locked context by incoming migration
4906 sub vm_migrate_alloc_nbd_disks {
4907 my ($storecfg, $vmid, $source_volumes, $storagemap) = @_;
4912 foreach my $opt (sort keys %$source_volumes) {
4913 my ($volid, $storeid, $volname, $drive, $use_existing) = @{$source_volumes->{$opt}};
4915 if ($use_existing) {
4916 $nbd->{$opt}->{drivestr} = print_drive($drive);
4917 $nbd->{$opt}->{volid} = $volid;
4918 $nbd->{$opt}->{replicated} = 1;
4922 # If a remote storage is specified and the format of the original
4923 # volume is not available there, fall back to the default format.
4924 # Otherwise use the same format as the original.
4925 if (!$storagemap->{identity}) {
4926 $storeid = map_storage($storagemap, $storeid);
4927 my ($defFormat, $validFormats) = PVE::Storage::storage_default_format($storecfg, $storeid);
4928 my $scfg = PVE::Storage::storage_config($storecfg, $storeid);
4929 my $fileFormat = qemu_img_format($scfg, $volname);
4930 $format = (grep {$fileFormat eq $_} @{$validFormats}) ? $fileFormat : $defFormat;
4932 my $scfg = PVE::Storage::storage_config($storecfg, $storeid);
4933 $format = qemu_img_format($scfg, $volname);
4936 my $size = $drive->{size} / 1024;
4937 my $newvolid = PVE::Storage::vdisk_alloc($storecfg, $storeid, $vmid, $format, undef, $size);
4938 my $newdrive = $drive;
4939 $newdrive->{format} = $format;
4940 $newdrive->{file} = $newvolid;
4941 my $drivestr = print_drive($newdrive);
4942 $nbd->{$opt}->{drivestr} = $drivestr;
4943 $nbd->{$opt}->{volid} = $newvolid;
4949 # see vm_start_nolock for parameters, additionally:
4951 # storagemap = parsed storage map for allocating NBD disks
4953 my ($storecfg, $vmid, $params, $migrate_opts) = @_;
4955 return PVE::QemuConfig->lock_config($vmid, sub {
4956 my $conf = PVE::QemuConfig->load_config($vmid, $migrate_opts->{migratedfrom});
4958 die "you can't start a vm
if it
's a template\n"
4959 if !$params->{skiptemplate} && PVE::QemuConfig->is_template($conf);
4961 my $has_suspended_lock = PVE::QemuConfig->has_lock($conf, 'suspended
');
4962 my $has_backup_lock = PVE::QemuConfig->has_lock($conf, 'backup
');
4964 my $running = check_running($vmid, undef, $migrate_opts->{migratedfrom});
4966 if ($has_backup_lock && $running) {
4967 # a backup is currently running, attempt to start the guest in the
4968 # existing QEMU instance
4969 return vm_resume($vmid);
4972 PVE::QemuConfig->check_lock($conf)
4973 if !($params->{skiplock} || $has_suspended_lock);
4975 $params->{resume} = $has_suspended_lock || defined($conf->{vmstate});
4977 die "VM $vmid already running\n" if $running;
4979 if (my $storagemap = $migrate_opts->{storagemap}) {
4980 my $replicated = $migrate_opts->{replicated_volumes};
4981 my $disks = vm_migrate_get_nbd_disks($storecfg, $conf, $replicated);
4982 $migrate_opts->{nbd} = vm_migrate_alloc_nbd_disks($storecfg, $vmid, $disks, $storagemap);
4984 foreach my $opt (keys %{$migrate_opts->{nbd}}) {
4985 $conf->{$opt} = $migrate_opts->{nbd}->{$opt}->{drivestr};
4989 return vm_start_nolock($storecfg, $vmid, $conf, $params, $migrate_opts);
4995 # statefile => 'tcp
', 'unix
' for migration or path/volid for RAM state
4996 # skiplock => 0/1, skip checking for config lock
4997 # skiptemplate => 0/1, skip checking whether VM is template
4998 # forcemachine => to force Qemu machine (rollback/migration)
4999 # forcecpu => a QEMU '-cpu
' argument string to override get_cpu_options
5000 # timeout => in seconds
5001 # paused => start VM in paused state (backup)
5002 # resume => resume from hibernation
5004 # nbd => volumes for NBD exports (vm_migrate_alloc_nbd_disks)
5005 # migratedfrom => source node
5006 # spice_ticket => used for spice migration, passed via tunnel/stdin
5007 # network => CIDR of migration network
5008 # type => secure/insecure - tunnel over encrypted connection or plain-text
5009 # nbd_proto_version => int, 0 for TCP, 1 for UNIX
5010 # replicated_volumes = which volids should be re-used with bitmaps for nbd migration
5011 sub vm_start_nolock {
5012 my ($storecfg, $vmid, $conf, $params, $migrate_opts) = @_;
5014 my $statefile = $params->{statefile};
5015 my $resume = $params->{resume};
5017 my $migratedfrom = $migrate_opts->{migratedfrom};
5018 my $migration_type = $migrate_opts->{type};
5022 # clean up leftover reboot request files
5023 eval { clear_reboot_request($vmid); };
5026 if (!$statefile && scalar(keys %{$conf->{pending}})) {
5027 vmconfig_apply_pending($vmid, $conf, $storecfg);
5028 $conf = PVE::QemuConfig->load_config($vmid); # update/reload
5031 PVE::QemuServer::Cloudinit::generate_cloudinitconfig($conf, $vmid);
5033 my $defaults = load_defaults();
5035 # set environment variable useful inside network script
5036 $ENV{PVE_MIGRATED_FROM} = $migratedfrom if $migratedfrom;
5038 PVE::GuestHelpers::exec_hookscript($conf, $vmid, 'pre-start
', 1);
5040 my $forcemachine = $params->{forcemachine};
5041 my $forcecpu = $params->{forcecpu};
5043 # enforce machine and CPU type on suspended vm to ensure HW compatibility
5044 $forcemachine = $conf->{runningmachine};
5045 $forcecpu = $conf->{runningcpu};
5046 print "Resuming suspended VM\n";
5049 my ($cmd, $vollist, $spice_port) =
5050 config_to_command($storecfg, $vmid, $conf, $defaults, $forcemachine, $forcecpu);
5053 my $get_migration_ip = sub {
5054 my ($nodename) = @_;
5056 return $migration_ip if defined($migration_ip);
5058 my $cidr = $migrate_opts->{network};
5060 if (!defined($cidr)) {
5061 my $dc_conf = PVE::Cluster::cfs_read_file('datacenter
.cfg
');
5062 $cidr = $dc_conf->{migration}->{network};
5065 if (defined($cidr)) {
5066 my $ips = PVE::Network::get_local_ip_from_cidr($cidr);
5068 die "could not get IP: no address configured on local " .
5069 "node for network '$cidr'\n" if scalar(@$ips) == 0;
5071 die "could not get IP: multiple addresses configured on local " .
5072 "node for network '$cidr'\n" if scalar(@$ips) > 1;
5074 $migration_ip = @$ips[0];
5077 $migration_ip = PVE::Cluster::remote_node_ip($nodename, 1)
5078 if !defined($migration_ip);
5080 return $migration_ip;
5085 if ($statefile eq 'tcp
') {
5086 my $localip = "localhost";
5087 my $datacenterconf = PVE::Cluster::cfs_read_file('datacenter
.cfg
');
5088 my $nodename = nodename();
5090 if (!defined($migration_type)) {
5091 if (defined($datacenterconf->{migration}->{type})) {
5092 $migration_type = $datacenterconf->{migration}->{type};
5094 $migration_type = 'secure
';
5098 if ($migration_type eq 'insecure
') {
5099 $localip = $get_migration_ip->($nodename);
5100 $localip = "[$localip]" if Net::IP::ip_is_ipv6($localip);
5103 my $pfamily = PVE::Tools::get_host_address_family($nodename);
5104 my $migrate_port = PVE::Tools::next_migrate_port($pfamily);
5105 $migrate_uri = "tcp:${localip}:${migrate_port}";
5106 push @$cmd, '-incoming
', $migrate_uri;
5109 } elsif ($statefile eq 'unix
') {
5110 # should be default for secure migrations as a ssh TCP forward
5111 # tunnel is not deterministic reliable ready and fails regurarly
5112 # to set up in time, so use UNIX socket forwards
5113 my $socket_addr = "/run/qemu-server/$vmid.migrate";
5114 unlink $socket_addr;
5116 $migrate_uri = "unix:$socket_addr";
5118 push @$cmd, '-incoming
', $migrate_uri;
5121 } elsif (-e $statefile) {
5122 push @$cmd, '-loadstate
', $statefile;
5124 my $statepath = PVE::Storage::path($storecfg, $statefile);
5125 push @$vollist, $statefile;
5126 push @$cmd, '-loadstate
', $statepath;
5128 } elsif ($params->{paused}) {
5133 for (my $i = 0; $i < $PVE::QemuServer::PCI::MAX_HOSTPCI_DEVICES; $i++) {
5134 my $d = parse_hostpci($conf->{"hostpci$i"});
5136 my $pcidevices = $d->{pciid};
5137 foreach my $pcidevice (@$pcidevices) {
5138 my $pciid = $pcidevice->{id};
5140 my $info = PVE::SysFSTools::pci_device_info("$pciid");
5141 die "IOMMU not present\n" if !PVE::SysFSTools::check_iommu_support();
5142 die "no pci device info for device '$pciid'\n" if !$info;
5145 my $uuid = PVE::SysFSTools::generate_mdev_uuid($vmid, $i);
5146 PVE::SysFSTools::pci_create_mdev_device($pciid, $uuid, $d->{mdev});
5148 die "can't unbind
/bind PCI group to VFIO
'$pciid'\n"
5149 if !PVE::SysFSTools::pci_dev_group_bind_to_vfio($pciid);
5150 die "can
't reset PCI device '$pciid'\n"
5151 if $info->{has_fl_reset} && !PVE::SysFSTools::pci_dev_reset($info);
5156 PVE::Storage::activate_volumes($storecfg, $vollist);
5159 run_command(['/bin/systemctl
', 'stop
', "$vmid.scope"],
5160 outfunc => sub {}, errfunc => sub {});
5162 # Issues with the above 'stop
' not being fully completed are extremely rare, a very low
5163 # timeout should be more than enough here...
5164 PVE::Systemd::wait_for_unit_removed("$vmid.scope", 5);
5166 my $cpuunits = defined($conf->{cpuunits}) ? $conf->{cpuunits}
5167 : $defaults->{cpuunits};
5169 my $start_timeout = $params->{timeout} // config_aware_timeout($conf, $resume);
5171 timeout => $statefile ? undef : $start_timeout,
5176 # when migrating, prefix QEMU output so other side can pick up any
5177 # errors that might occur and show the user
5178 if ($migratedfrom) {
5179 $run_params{quiet} = 1;
5180 $run_params{logfunc} = sub { print "QEMU: $_[0]\n" };
5184 Slice => 'qemu
.slice
',
5188 if (PVE::CGroup::cgroup_mode() == 2) {
5189 $properties{CPUWeight} = $cpuunits;
5191 $properties{CPUShares} = $cpuunits;
5194 if (my $cpulimit = $conf->{cpulimit}) {
5195 $properties{CPUQuota} = int($cpulimit * 100);
5197 $properties{timeout} = 10 if $statefile; # setting up the scope shoul be quick
5199 my $run_qemu = sub {
5200 PVE::Tools::run_fork sub {
5201 PVE::Systemd::enter_systemd_scope($vmid, "Proxmox VE VM $vmid", %properties);
5203 my $exitcode = run_command($cmd, %run_params);
5204 die "QEMU exited with code $exitcode\n" if $exitcode;
5208 if ($conf->{hugepages}) {
5211 my $hugepages_topology = PVE::QemuServer::Memory::hugepages_topology($conf);
5212 my $hugepages_host_topology = PVE::QemuServer::Memory::hugepages_host_topology();
5214 PVE::QemuServer::Memory::hugepages_mount();
5215 PVE::QemuServer::Memory::hugepages_allocate($hugepages_topology, $hugepages_host_topology);
5217 eval { $run_qemu->() };
5219 PVE::QemuServer::Memory::hugepages_reset($hugepages_host_topology)
5220 if !$conf->{keephugepages};
5224 PVE::QemuServer::Memory::hugepages_pre_deallocate($hugepages_topology)
5225 if !$conf->{keephugepages};
5227 eval { PVE::QemuServer::Memory::hugepages_update_locked($code); };
5230 eval { $run_qemu->() };
5234 # deactivate volumes if start fails
5235 eval { PVE::Storage::deactivate_volumes($storecfg, $vollist); };
5236 die "start failed: $err";
5239 print "migration listens on $migrate_uri\n" if $migrate_uri;
5240 $res->{migrate_uri} = $migrate_uri;
5242 if ($statefile && $statefile ne 'tcp
' && $statefile ne 'unix
') {
5243 eval { mon_cmd($vmid, "cont"); };
5247 #start nbd server for storage migration
5248 if (my $nbd = $migrate_opts->{nbd}) {
5249 my $nbd_protocol_version = $migrate_opts->{nbd_proto_version} // 0;
5251 my $migrate_storage_uri;
5252 # nbd_protocol_version > 0 for unix socket support
5253 if ($nbd_protocol_version > 0 && $migration_type eq 'secure
') {
5254 my $socket_path = "/run/qemu-server/$vmid\_nbd.migrate";
5255 mon_cmd($vmid, "nbd-server-start", addr => { type => 'unix
', data => { path => $socket_path } } );
5256 $migrate_storage_uri = "nbd:unix:$socket_path";
5258 my $nodename = nodename();
5259 my $localip = $get_migration_ip->($nodename);
5260 my $pfamily = PVE::Tools::get_host_address_family($nodename);
5261 my $storage_migrate_port = PVE::Tools::next_migrate_port($pfamily);
5263 mon_cmd($vmid, "nbd-server-start", addr => {
5266 host => "${localip}",
5267 port => "${storage_migrate_port}",
5270 $localip = "[$localip]" if Net::IP::ip_is_ipv6($localip);
5271 $migrate_storage_uri = "nbd:${localip}:${storage_migrate_port}";
5274 $res->{migrate_storage_uri} = $migrate_storage_uri;
5276 foreach my $opt (sort keys %$nbd) {
5277 my $drivestr = $nbd->{$opt}->{drivestr};
5278 my $volid = $nbd->{$opt}->{volid};
5279 mon_cmd($vmid, "nbd-server-add", device => "drive-$opt", writable => JSON::true );
5280 my $nbd_uri = "$migrate_storage_uri:exportname=drive-$opt";
5281 print "storage migration listens on $nbd_uri volume:$drivestr\n";
5282 print "re-using replicated volume: $opt - $volid\n"
5283 if $nbd->{$opt}->{replicated};
5285 $res->{drives}->{$opt} = $nbd->{$opt};
5286 $res->{drives}->{$opt}->{nbd_uri} = $nbd_uri;
5290 if ($migratedfrom) {
5292 set_migration_caps($vmid);
5297 print "spice listens on port $spice_port\n";
5298 $res->{spice_port} = $spice_port;
5299 if ($migrate_opts->{spice_ticket}) {
5300 mon_cmd($vmid, "set_password", protocol => 'spice
', password =>
5301 $migrate_opts->{spice_ticket});
5302 mon_cmd($vmid, "expire_password", protocol => 'spice
', time => "+30");
5307 mon_cmd($vmid, "balloon", value => $conf->{balloon}*1024*1024)
5308 if !$statefile && $conf->{balloon};
5310 foreach my $opt (keys %$conf) {
5311 next if $opt !~ m/^net\d+$/;
5312 my $nicconf = parse_net($conf->{$opt});
5313 qemu_set_link_status($vmid, $opt, 0) if $nicconf->{link_down};
5317 mon_cmd($vmid, 'qom-set
',
5318 path => "machine/peripheral/balloon0",
5319 property => "guest-stats-polling-interval",
5320 value => 2) if (!defined($conf->{balloon}) || $conf->{balloon});
5323 print "Resumed VM, removing state\n";
5324 if (my $vmstate = $conf->{vmstate}) {
5325 PVE::Storage::deactivate_volumes($storecfg, [$vmstate]);
5326 PVE::Storage::vdisk_free($storecfg, $vmstate);
5328 delete $conf->@{qw(lock vmstate runningmachine runningcpu)};
5329 PVE
::QemuConfig-
>write_config($vmid, $conf);
5332 PVE
::GuestHelpers
::exec_hookscript
($conf, $vmid, 'post-start');
5337 sub vm_commandline
{
5338 my ($storecfg, $vmid, $snapname) = @_;
5340 my $conf = PVE
::QemuConfig-
>load_config($vmid);
5345 my $snapshot = $conf->{snapshots
}->{$snapname};
5346 die "snapshot '$snapname' does not exist\n" if !defined($snapshot);
5348 # check for machine or CPU overrides in snapshot
5349 $forcemachine = $snapshot->{runningmachine
};
5350 $forcecpu = $snapshot->{runningcpu
};
5352 $snapshot->{digest
} = $conf->{digest
}; # keep file digest for API
5357 my $defaults = load_defaults
();
5359 my $cmd = config_to_command
($storecfg, $vmid, $conf, $defaults,
5360 $forcemachine, $forcecpu);
5362 return PVE
::Tools
::cmd2string
($cmd);
5366 my ($vmid, $skiplock) = @_;
5368 PVE
::QemuConfig-
>lock_config($vmid, sub {
5370 my $conf = PVE
::QemuConfig-
>load_config($vmid);
5372 PVE
::QemuConfig-
>check_lock($conf) if !$skiplock;
5374 mon_cmd
($vmid, "system_reset");
5378 sub get_vm_volumes
{
5382 foreach_volid
($conf, sub {
5383 my ($volid, $attr) = @_;
5385 return if $volid =~ m
|^/|;
5387 my ($sid, $volname) = PVE
::Storage
::parse_volume_id
($volid, 1);
5390 push @$vollist, $volid;
5396 sub vm_stop_cleanup
{
5397 my ($storecfg, $vmid, $conf, $keepActive, $apply_pending_changes) = @_;
5402 my $vollist = get_vm_volumes
($conf);
5403 PVE
::Storage
::deactivate_volumes
($storecfg, $vollist);
5406 foreach my $ext (qw(mon qmp pid vnc qga)) {
5407 unlink "/var/run/qemu-server/${vmid}.$ext";
5410 if ($conf->{ivshmem
}) {
5411 my $ivshmem = parse_property_string
($ivshmem_fmt, $conf->{ivshmem
});
5412 # just delete it for now, VMs which have this already open do not
5413 # are affected, but new VMs will get a separated one. If this
5414 # becomes an issue we either add some sort of ref-counting or just
5415 # add a "don't delete on stop" flag to the ivshmem format.
5416 unlink '/dev/shm/pve-shm-' . ($ivshmem->{name
} // $vmid);
5419 foreach my $key (keys %$conf) {
5420 next if $key !~ m/^hostpci(\d+)$/;
5421 my $hostpciindex = $1;
5422 my $d = parse_hostpci
($conf->{$key});
5423 my $uuid = PVE
::SysFSTools
::generate_mdev_uuid
($vmid, $hostpciindex);
5425 foreach my $pci (@{$d->{pciid
}}) {
5426 my $pciid = $pci->{id
};
5427 PVE
::SysFSTools
::pci_cleanup_mdev_device
($pciid, $uuid);
5431 vmconfig_apply_pending
($vmid, $conf, $storecfg) if $apply_pending_changes;
5433 warn $@ if $@; # avoid errors - just warn
5436 # call only in locked context
5438 my ($storecfg, $vmid, $skiplock, $nocheck, $timeout, $shutdown, $force, $keepActive) = @_;
5440 my $pid = check_running
($vmid, $nocheck);
5445 $conf = PVE
::QemuConfig-
>load_config($vmid);
5446 PVE
::QemuConfig-
>check_lock($conf) if !$skiplock;
5447 if (!defined($timeout) && $shutdown && $conf->{startup
}) {
5448 my $opts = PVE
::JSONSchema
::pve_parse_startup_order
($conf->{startup
});
5449 $timeout = $opts->{down
} if $opts->{down
};
5451 PVE
::GuestHelpers
::exec_hookscript
($conf, $vmid, 'pre-stop');
5456 if (defined($conf) && get_qga_key
($conf, 'enabled')) {
5457 mon_cmd
($vmid, "guest-shutdown", timeout
=> $timeout);
5459 mon_cmd
($vmid, "system_powerdown");
5462 mon_cmd
($vmid, "quit");
5468 $timeout = 60 if !defined($timeout);
5471 while (($count < $timeout) && check_running
($vmid, $nocheck)) {
5476 if ($count >= $timeout) {
5478 warn "VM still running - terminating now with SIGTERM\n";
5481 die "VM quit/powerdown failed - got timeout\n";
5484 vm_stop_cleanup
($storecfg, $vmid, $conf, $keepActive, 1) if $conf;
5488 if (!check_running
($vmid, $nocheck)) {
5489 warn "Unexpected: VM shutdown command failed, but VM not running anymore..\n";
5493 warn "VM quit/powerdown failed - terminating now with SIGTERM\n";
5496 die "VM quit/powerdown failed\n";
5504 while (($count < $timeout) && check_running
($vmid, $nocheck)) {
5509 if ($count >= $timeout) {
5510 warn "VM still running - terminating now with SIGKILL\n";
5515 vm_stop_cleanup
($storecfg, $vmid, $conf, $keepActive, 1) if $conf;
5518 # Note: use $nocheck to skip tests if VM configuration file exists.
5519 # We need that when migration VMs to other nodes (files already moved)
5520 # Note: we set $keepActive in vzdump stop mode - volumes need to stay active
5522 my ($storecfg, $vmid, $skiplock, $nocheck, $timeout, $shutdown, $force, $keepActive, $migratedfrom) = @_;
5524 $force = 1 if !defined($force) && !$shutdown;
5527 my $pid = check_running
($vmid, $nocheck, $migratedfrom);
5528 kill 15, $pid if $pid;
5529 my $conf = PVE
::QemuConfig-
>load_config($vmid, $migratedfrom);
5530 vm_stop_cleanup
($storecfg, $vmid, $conf, $keepActive, 0);
5534 PVE
::QemuConfig-
>lock_config($vmid, sub {
5535 _do_vm_stop
($storecfg, $vmid, $skiplock, $nocheck, $timeout, $shutdown, $force, $keepActive);
5540 my ($vmid, $timeout) = @_;
5542 PVE
::QemuConfig-
>lock_config($vmid, sub {
5545 # only reboot if running, as qmeventd starts it again on a stop event
5546 return if !check_running
($vmid);
5548 create_reboot_request
($vmid);
5550 my $storecfg = PVE
::Storage
::config
();
5551 _do_vm_stop
($storecfg, $vmid, undef, undef, $timeout, 1);
5555 # avoid that the next normal shutdown will be confused for a reboot
5556 clear_reboot_request
($vmid);
5562 # note: if using the statestorage parameter, the caller has to check privileges
5564 my ($vmid, $skiplock, $includestate, $statestorage) = @_;
5571 PVE
::QemuConfig-
>lock_config($vmid, sub {
5573 $conf = PVE
::QemuConfig-
>load_config($vmid);
5575 my $is_backing_up = PVE
::QemuConfig-
>has_lock($conf, 'backup');
5576 PVE
::QemuConfig-
>check_lock($conf)
5577 if !($skiplock || $is_backing_up);
5579 die "cannot suspend to disk during backup\n"
5580 if $is_backing_up && $includestate;
5582 if ($includestate) {
5583 $conf->{lock} = 'suspending';
5584 my $date = strftime
("%Y-%m-%d", localtime(time()));
5585 $storecfg = PVE
::Storage
::config
();
5586 if (!$statestorage) {
5587 $statestorage = find_vmstate_storage
($conf, $storecfg);
5588 # check permissions for the storage
5589 my $rpcenv = PVE
::RPCEnvironment
::get
();
5590 if ($rpcenv->{type
} ne 'cli') {
5591 my $authuser = $rpcenv->get_user();
5592 $rpcenv->check($authuser, "/storage/$statestorage", ['Datastore.AllocateSpace']);
5597 $vmstate = PVE
::QemuConfig-
>__snapshot_save_vmstate(
5598 $vmid, $conf, "suspend-$date", $storecfg, $statestorage, 1);
5599 $path = PVE
::Storage
::path
($storecfg, $vmstate);
5600 PVE
::QemuConfig-
>write_config($vmid, $conf);
5602 mon_cmd
($vmid, "stop");
5606 if ($includestate) {
5608 PVE
::Storage
::activate_volumes
($storecfg, [$vmstate]);
5611 set_migration_caps
($vmid, 1);
5612 mon_cmd
($vmid, "savevm-start", statefile
=> $path);
5614 my $state = mon_cmd
($vmid, "query-savevm");
5615 if (!$state->{status
}) {
5616 die "savevm not active\n";
5617 } elsif ($state->{status
} eq 'active') {
5620 } elsif ($state->{status
} eq 'completed') {
5621 print "State saved, quitting\n";
5623 } elsif ($state->{status
} eq 'failed' && $state->{error
}) {
5624 die "query-savevm failed with error '$state->{error}'\n"
5626 die "query-savevm returned status '$state->{status}'\n";
5632 PVE
::QemuConfig-
>lock_config($vmid, sub {
5633 $conf = PVE
::QemuConfig-
>load_config($vmid);
5635 # cleanup, but leave suspending lock, to indicate something went wrong
5637 mon_cmd
($vmid, "savevm-end");
5638 PVE
::Storage
::deactivate_volumes
($storecfg, [$vmstate]);
5639 PVE
::Storage
::vdisk_free
($storecfg, $vmstate);
5640 delete $conf->@{qw(vmstate runningmachine runningcpu)};
5641 PVE
::QemuConfig-
>write_config($vmid, $conf);
5647 die "lock changed unexpectedly\n"
5648 if !PVE
::QemuConfig-
>has_lock($conf, 'suspending');
5650 mon_cmd
($vmid, "quit");
5651 $conf->{lock} = 'suspended';
5652 PVE
::QemuConfig-
>write_config($vmid, $conf);
5658 my ($vmid, $skiplock, $nocheck) = @_;
5660 PVE
::QemuConfig-
>lock_config($vmid, sub {
5661 my $res = mon_cmd
($vmid, 'query-status');
5662 my $resume_cmd = 'cont';
5665 if ($res->{status
}) {
5666 return if $res->{status
} eq 'running'; # job done, go home
5667 $resume_cmd = 'system_wakeup' if $res->{status
} eq 'suspended';
5668 $reset = 1 if $res->{status
} eq 'shutdown';
5673 my $conf = PVE
::QemuConfig-
>load_config($vmid);
5675 PVE
::QemuConfig-
>check_lock($conf)
5676 if !($skiplock || PVE
::QemuConfig-
>has_lock($conf, 'backup'));
5680 # required if a VM shuts down during a backup and we get a resume
5681 # request before the backup finishes for example
5682 mon_cmd
($vmid, "system_reset");
5684 mon_cmd
($vmid, $resume_cmd);
5689 my ($vmid, $skiplock, $key) = @_;
5691 PVE
::QemuConfig-
>lock_config($vmid, sub {
5693 my $conf = PVE
::QemuConfig-
>load_config($vmid);
5695 # there is no qmp command, so we use the human monitor command
5696 my $res = PVE
::QemuServer
::Monitor
::hmp_cmd
($vmid, "sendkey $key");
5697 die $res if $res ne '';
5701 # vzdump restore implementaion
5703 sub tar_archive_read_firstfile
{
5704 my $archive = shift;
5706 die "ERROR: file '$archive' does not exist\n" if ! -f
$archive;
5708 # try to detect archive type first
5709 my $pid = open (my $fh, '-|', 'tar', 'tf', $archive) ||
5710 die "unable to open file '$archive'\n";
5711 my $firstfile = <$fh>;
5715 die "ERROR: archive contaions no data\n" if !$firstfile;
5721 sub tar_restore_cleanup
{
5722 my ($storecfg, $statfile) = @_;
5724 print STDERR
"starting cleanup\n";
5726 if (my $fd = IO
::File-
>new($statfile, "r")) {
5727 while (defined(my $line = <$fd>)) {
5728 if ($line =~ m/vzdump:([^\s:]*):(\S+)$/) {
5731 if ($volid =~ m
|^/|) {
5732 unlink $volid || die 'unlink failed\n';
5734 PVE
::Storage
::vdisk_free
($storecfg, $volid);
5736 print STDERR
"temporary volume '$volid' sucessfuly removed\n";
5738 print STDERR
"unable to cleanup '$volid' - $@" if $@;
5740 print STDERR
"unable to parse line in statfile - $line";
5747 sub restore_file_archive
{
5748 my ($archive, $vmid, $user, $opts) = @_;
5750 return restore_vma_archive
($archive, $vmid, $user, $opts)
5753 my $info = PVE
::Storage
::archive_info
($archive);
5754 my $format = $opts->{format
} // $info->{format
};
5755 my $comp = $info->{compression
};
5757 # try to detect archive format
5758 if ($format eq 'tar') {
5759 return restore_tar_archive
($archive, $vmid, $user, $opts);
5761 return restore_vma_archive
($archive, $vmid, $user, $opts, $comp);
5765 # hepler to remove disks that will not be used after restore
5766 my $restore_cleanup_oldconf = sub {
5767 my ($storecfg, $vmid, $oldconf, $virtdev_hash) = @_;
5769 PVE
::QemuConfig-
>foreach_volume($oldconf, sub {
5770 my ($ds, $drive) = @_;
5772 return if drive_is_cdrom
($drive, 1);
5774 my $volid = $drive->{file
};
5775 return if !$volid || $volid =~ m
|^/|;
5777 my ($path, $owner) = PVE
::Storage
::path
($storecfg, $volid);
5778 return if !$path || !$owner || ($owner != $vmid);
5780 # Note: only delete disk we want to restore
5781 # other volumes will become unused
5782 if ($virtdev_hash->{$ds}) {
5783 eval { PVE
::Storage
::vdisk_free
($storecfg, $volid); };
5790 # delete vmstate files, after the restore we have no snapshots anymore
5791 foreach my $snapname (keys %{$oldconf->{snapshots
}}) {
5792 my $snap = $oldconf->{snapshots
}->{$snapname};
5793 if ($snap->{vmstate
}) {
5794 eval { PVE
::Storage
::vdisk_free
($storecfg, $snap->{vmstate
}); };
5802 # Helper to parse vzdump backup device hints
5804 # $rpcenv: Environment, used to ckeck storage permissions
5805 # $user: User ID, to check storage permissions
5806 # $storecfg: Storage configuration
5807 # $fh: the file handle for reading the configuration
5808 # $devinfo: should contain device sizes for all backu-up'ed devices
5809 # $options: backup options (pool, default storage)
5811 # Return: $virtdev_hash, updates $devinfo (add devname, virtdev, format, storeid)
5812 my $parse_backup_hints = sub {
5813 my ($rpcenv, $user, $storecfg, $fh, $devinfo, $options) = @_;
5815 my $virtdev_hash = {};
5817 while (defined(my $line = <$fh>)) {
5818 if ($line =~ m/^\#qmdump\#map:(\S+):(\S+):(\S*):(\S*):$/) {
5819 my ($virtdev, $devname, $storeid, $format) = ($1, $2, $3, $4);
5820 die "archive does not contain data for drive '$virtdev'\n"
5821 if !$devinfo->{$devname};
5823 if (defined($options->{storage
})) {
5824 $storeid = $options->{storage
} || 'local';
5825 } elsif (!$storeid) {
5828 $format = 'raw' if !$format;
5829 $devinfo->{$devname}->{devname
} = $devname;
5830 $devinfo->{$devname}->{virtdev
} = $virtdev;
5831 $devinfo->{$devname}->{format
} = $format;
5832 $devinfo->{$devname}->{storeid
} = $storeid;
5834 # check permission on storage
5835 my $pool = $options->{pool
}; # todo: do we need that?
5836 if ($user ne 'root@pam') {
5837 $rpcenv->check($user, "/storage/$storeid", ['Datastore.AllocateSpace']);
5840 $virtdev_hash->{$virtdev} = $devinfo->{$devname};
5841 } elsif ($line =~ m/^((?:ide|sata|scsi)\d+):\s*(.*)\s*$/) {
5843 my $drive = parse_drive
($virtdev, $2);
5844 if (drive_is_cloudinit
($drive)) {
5845 my ($storeid, $volname) = PVE
::Storage
::parse_volume_id
($drive->{file
});
5846 $storeid = $options->{storage
} if defined ($options->{storage
});
5847 my $scfg = PVE
::Storage
::storage_config
($storecfg, $storeid);
5848 my $format = qemu_img_format
($scfg, $volname); # has 'raw' fallback
5850 $virtdev_hash->{$virtdev} = {
5852 storeid
=> $storeid,
5853 size
=> PVE
::QemuServer
::Cloudinit
::CLOUDINIT_DISK_SIZE
,
5860 return $virtdev_hash;
5863 # Helper to allocate and activate all volumes required for a restore
5865 # $storecfg: Storage configuration
5866 # $virtdev_hash: as returned by parse_backup_hints()
5868 # Returns: { $virtdev => $volid }
5869 my $restore_allocate_devices = sub {
5870 my ($storecfg, $virtdev_hash, $vmid) = @_;
5873 foreach my $virtdev (sort keys %$virtdev_hash) {
5874 my $d = $virtdev_hash->{$virtdev};
5875 my $alloc_size = int(($d->{size
} + 1024 - 1)/1024);
5876 my $storeid = $d->{storeid
};
5877 my $scfg = PVE
::Storage
::storage_config
($storecfg, $storeid);
5879 # test if requested format is supported
5880 my ($defFormat, $validFormats) = PVE
::Storage
::storage_default_format
($storecfg, $storeid);
5881 my $supported = grep { $_ eq $d->{format
} } @$validFormats;
5882 $d->{format
} = $defFormat if !$supported;
5885 if ($d->{is_cloudinit
}) {
5886 $name = "vm-$vmid-cloudinit";
5887 my $scfg = PVE
::Storage
::storage_config
($storecfg, $storeid);
5888 if ($scfg->{path
}) {
5889 $name .= ".$d->{format}";
5893 my $volid = PVE
::Storage
::vdisk_alloc
(
5894 $storecfg, $storeid, $vmid, $d->{format
}, $name, $alloc_size);
5896 print STDERR
"new volume ID is '$volid'\n";
5897 $d->{volid
} = $volid;
5899 PVE
::Storage
::activate_volumes
($storecfg, [$volid]);
5901 $map->{$virtdev} = $volid;
5907 my $restore_update_config_line = sub {
5908 my ($cookie, $vmid, $map, $line, $unique) = @_;
5910 return '' if $line =~ m/^\#qmdump\#/;
5911 return '' if $line =~ m/^\#vzdump\#/;
5912 return '' if $line =~ m/^lock:/;
5913 return '' if $line =~ m/^unused\d+:/;
5914 return '' if $line =~ m/^parent:/;
5918 my $dc = PVE
::Cluster
::cfs_read_file
('datacenter.cfg');
5919 if (($line =~ m/^(vlan(\d+)):\s*(\S+)\s*$/)) {
5920 # try to convert old 1.X settings
5921 my ($id, $ind, $ethcfg) = ($1, $2, $3);
5922 foreach my $devconfig (PVE
::Tools
::split_list
($ethcfg)) {
5923 my ($model, $macaddr) = split(/\=/, $devconfig);
5924 $macaddr = PVE
::Tools
::random_ether_addr
($dc->{mac_prefix
}) if !$macaddr || $unique;
5927 bridge
=> "vmbr$ind",
5928 macaddr
=> $macaddr,
5930 my $netstr = print_net
($net);
5932 $res .= "net$cookie->{netcount}: $netstr\n";
5933 $cookie->{netcount
}++;
5935 } elsif (($line =~ m/^(net\d+):\s*(\S+)\s*$/) && $unique) {
5936 my ($id, $netstr) = ($1, $2);
5937 my $net = parse_net
($netstr);
5938 $net->{macaddr
} = PVE
::Tools
::random_ether_addr
($dc->{mac_prefix
}) if $net->{macaddr
};
5939 $netstr = print_net
($net);
5940 $res .= "$id: $netstr\n";
5941 } elsif ($line =~ m/^((ide|scsi|virtio|sata|efidisk)\d+):\s*(\S+)\s*$/) {
5944 my $di = parse_drive
($virtdev, $value);
5945 if (defined($di->{backup
}) && !$di->{backup
}) {
5947 } elsif ($map->{$virtdev}) {
5948 delete $di->{format
}; # format can change on restore
5949 $di->{file
} = $map->{$virtdev};
5950 $value = print_drive
($di);
5951 $res .= "$virtdev: $value\n";
5955 } elsif (($line =~ m/^vmgenid: (.*)/)) {
5957 if ($vmgenid ne '0') {
5958 # always generate a new vmgenid if there was a valid one setup
5959 $vmgenid = generate_uuid
();
5961 $res .= "vmgenid: $vmgenid\n";
5962 } elsif (($line =~ m/^(smbios1: )(.*)/) && $unique) {
5963 my ($uuid, $uuid_str);
5964 UUID
::generate
($uuid);
5965 UUID
::unparse
($uuid, $uuid_str);
5966 my $smbios1 = parse_smbios1
($2);
5967 $smbios1->{uuid
} = $uuid_str;
5968 $res .= $1.print_smbios1
($smbios1)."\n";
5976 my $restore_deactivate_volumes = sub {
5977 my ($storecfg, $devinfo) = @_;
5980 foreach my $devname (keys %$devinfo) {
5981 my $volid = $devinfo->{$devname}->{volid
};
5982 push @$vollist, $volid if $volid;
5985 PVE
::Storage
::deactivate_volumes
($storecfg, $vollist);
5988 my $restore_destroy_volumes = sub {
5989 my ($storecfg, $devinfo) = @_;
5991 foreach my $devname (keys %$devinfo) {
5992 my $volid = $devinfo->{$devname}->{volid
};
5995 if ($volid =~ m
|^/|) {
5996 unlink $volid || die 'unlink failed\n';
5998 PVE
::Storage
::vdisk_free
($storecfg, $volid);
6000 print STDERR
"temporary volume '$volid' sucessfuly removed\n";
6002 print STDERR
"unable to cleanup '$volid' - $@" if $@;
6007 my ($cfg, $vmid) = @_;
6009 my $info = PVE
::Storage
::vdisk_list
($cfg, undef, $vmid);
6011 my $volid_hash = {};
6012 foreach my $storeid (keys %$info) {
6013 foreach my $item (@{$info->{$storeid}}) {
6014 next if !($item->{volid
} && $item->{size
});
6015 $item->{path
} = PVE
::Storage
::path
($cfg, $item->{volid
});
6016 $volid_hash->{$item->{volid
}} = $item;
6023 sub update_disk_config
{
6024 my ($vmid, $conf, $volid_hash) = @_;
6027 my $prefix = "VM $vmid";
6029 # used and unused disks
6030 my $referenced = {};
6032 # Note: it is allowed to define multiple storages with same path (alias), so
6033 # we need to check both 'volid' and real 'path' (two different volid can point
6034 # to the same path).
6036 my $referencedpath = {};
6039 PVE
::QemuConfig-
>foreach_volume($conf, sub {
6040 my ($opt, $drive) = @_;
6042 my $volid = $drive->{file
};
6044 my $volume = $volid_hash->{$volid};
6046 # mark volid as "in-use" for next step
6047 $referenced->{$volid} = 1;
6048 if ($volume && (my $path = $volume->{path
})) {
6049 $referencedpath->{$path} = 1;
6052 return if drive_is_cdrom
($drive);
6055 my ($updated, $msg) = PVE
::QemuServer
::Drive
::update_disksize
($drive, $volume->{size
});
6056 if (defined($updated)) {
6058 $conf->{$opt} = print_drive
($updated);
6059 print "$prefix ($opt): $msg\n";
6063 # remove 'unusedX' entry if volume is used
6064 PVE
::QemuConfig-
>foreach_unused_volume($conf, sub {
6065 my ($opt, $drive) = @_;
6067 my $volid = $drive->{file
};
6071 $path = $volid_hash->{$volid}->{path
} if $volid_hash->{$volid};
6072 if ($referenced->{$volid} || ($path && $referencedpath->{$path})) {
6073 print "$prefix remove entry '$opt', its volume '$volid' is in use\n";
6075 delete $conf->{$opt};
6078 $referenced->{$volid} = 1;
6079 $referencedpath->{$path} = 1 if $path;
6082 foreach my $volid (sort keys %$volid_hash) {
6083 next if $volid =~ m/vm-$vmid-state-/;
6084 next if $referenced->{$volid};
6085 my $path = $volid_hash->{$volid}->{path
};
6086 next if !$path; # just to be sure
6087 next if $referencedpath->{$path};
6089 my $key = PVE
::QemuConfig-
>add_unused_volume($conf, $volid);
6090 print "$prefix add unreferenced volume '$volid' as '$key' to config\n";
6091 $referencedpath->{$path} = 1; # avoid to add more than once (aliases)
6098 my ($vmid, $nolock, $dryrun) = @_;
6100 my $cfg = PVE
::Storage
::config
();
6102 # FIXME: Remove once our RBD plugin can handle CT and VM on a single storage
6103 # see: https://pve.proxmox.com/pipermail/pve-devel/2018-July/032900.html
6104 foreach my $stor (keys %{$cfg->{ids
}}) {
6105 delete($cfg->{ids
}->{$stor}) if ! $cfg->{ids
}->{$stor}->{content
}->{images
};
6108 print "rescan volumes...\n";
6109 my $volid_hash = scan_volids
($cfg, $vmid);
6111 my $updatefn = sub {
6114 my $conf = PVE
::QemuConfig-
>load_config($vmid);
6116 PVE
::QemuConfig-
>check_lock($conf);
6119 foreach my $volid (keys %$volid_hash) {
6120 my $info = $volid_hash->{$volid};
6121 $vm_volids->{$volid} = $info if $info->{vmid
} && $info->{vmid
} == $vmid;
6124 my $changes = update_disk_config
($vmid, $conf, $vm_volids);
6126 PVE
::QemuConfig-
>write_config($vmid, $conf) if $changes && !$dryrun;
6129 if (defined($vmid)) {
6133 PVE
::QemuConfig-
>lock_config($vmid, $updatefn, $vmid);
6136 my $vmlist = config_list
();
6137 foreach my $vmid (keys %$vmlist) {
6141 PVE
::QemuConfig-
>lock_config($vmid, $updatefn, $vmid);
6147 sub restore_proxmox_backup_archive
{
6148 my ($archive, $vmid, $user, $options) = @_;
6150 my $storecfg = PVE
::Storage
::config
();
6152 my ($storeid, $volname) = PVE
::Storage
::parse_volume_id
($archive);
6153 my $scfg = PVE
::Storage
::storage_config
($storecfg, $storeid);
6155 my $fingerprint = $scfg->{fingerprint
};
6156 my $keyfile = PVE
::Storage
::PBSPlugin
::pbs_encryption_key_file_name
($storecfg, $storeid);
6158 my $repo = PVE
::PBSClient
::get_repository
($scfg);
6160 # This is only used for `pbs-restore`!
6161 my $password = PVE
::Storage
::PBSPlugin
::pbs_get_password
($scfg, $storeid);
6162 local $ENV{PBS_PASSWORD
} = $password;
6163 local $ENV{PBS_FINGERPRINT
} = $fingerprint if defined($fingerprint);
6165 my ($vtype, $pbs_backup_name, undef, undef, undef, undef, $format) =
6166 PVE
::Storage
::parse_volname
($storecfg, $archive);
6168 die "got unexpected vtype '$vtype'\n" if $vtype ne 'backup';
6170 die "got unexpected backup format '$format'\n" if $format ne 'pbs-vm';
6172 my $tmpdir = "/var/tmp/vzdumptmp$$";
6176 my $conffile = PVE
::QemuConfig-
>config_file($vmid);
6177 # disable interrupts (always do cleanups)
6181 local $SIG{HUP
} = sub { print STDERR
"got interrupt - ignored\n"; };
6183 # Note: $oldconf is undef if VM does not exists
6184 my $cfs_path = PVE
::QemuConfig-
>cfs_config_path($vmid);
6185 my $oldconf = PVE
::Cluster
::cfs_read_file
($cfs_path);
6186 my $new_conf_raw = '';
6188 my $rpcenv = PVE
::RPCEnvironment
::get
();
6197 local $SIG{PIPE
} = sub { die "interrupted by signal\n"; };
6199 my $cfgfn = "$tmpdir/qemu-server.conf";
6200 my $firewall_config_fn = "$tmpdir/fw.conf";
6201 my $index_fn = "$tmpdir/index.json";
6203 my $cmd = "restore";
6205 my $param = [$pbs_backup_name, "index.json", $index_fn];
6206 PVE
::Storage
::PBSPlugin
::run_raw_client_cmd
($scfg, $storeid, $cmd, $param);
6207 my $index = PVE
::Tools
::file_get_contents
($index_fn);
6208 $index = decode_json
($index);
6210 # print Dumper($index);
6211 foreach my $info (@{$index->{files
}}) {
6212 if ($info->{filename
} =~ m/^(drive-\S+).img.fidx$/) {
6214 if ($info->{size
} =~ m/^(\d+)$/) { # untaint size
6215 $devinfo->{$devname}->{size
} = $1;
6217 die "unable to parse file size in 'index.json' - got '$info->{size}'\n";
6222 my $is_qemu_server_backup = scalar(
6223 grep { $_->{filename
} eq 'qemu-server.conf.blob' } @{$index->{files
}}
6225 if (!$is_qemu_server_backup) {
6226 die "backup does not look like a qemu-server backup (missing 'qemu-server.conf' file)\n";
6228 my $has_firewall_config = scalar(grep { $_->{filename
} eq 'fw.conf.blob' } @{$index->{files
}});
6230 $param = [$pbs_backup_name, "qemu-server.conf", $cfgfn];
6231 PVE
::Storage
::PBSPlugin
::run_raw_client_cmd
($scfg, $storeid, $cmd, $param);
6233 if ($has_firewall_config) {
6234 $param = [$pbs_backup_name, "fw.conf", $firewall_config_fn];
6235 PVE
::Storage
::PBSPlugin
::run_raw_client_cmd
($scfg, $storeid, $cmd, $param);
6237 my $pve_firewall_dir = '/etc/pve/firewall';
6238 mkdir $pve_firewall_dir; # make sure the dir exists
6239 PVE
::Tools
::file_copy
($firewall_config_fn, "${pve_firewall_dir}/$vmid.fw");
6242 my $fh = IO
::File-
>new($cfgfn, "r") ||
6243 die "unable to read qemu-server.conf - $!\n";
6245 my $virtdev_hash = $parse_backup_hints->($rpcenv, $user, $storecfg, $fh, $devinfo, $options);
6247 # fixme: rate limit?
6249 # create empty/temp config
6250 PVE
::Tools
::file_set_contents
($conffile, "memory: 128\nlock: create");
6252 $restore_cleanup_oldconf->($storecfg, $vmid, $oldconf, $virtdev_hash) if $oldconf;
6255 my $map = $restore_allocate_devices->($storecfg, $virtdev_hash, $vmid);
6257 foreach my $virtdev (sort keys %$virtdev_hash) {
6258 my $d = $virtdev_hash->{$virtdev};
6259 next if $d->{is_cloudinit
}; # no need to restore cloudinit
6261 my $volid = $d->{volid
};
6263 my $path = PVE
::Storage
::path
($storecfg, $volid);
6265 # This is the ONLY user of the PBS_ env vars set on top of this function!
6266 my $pbs_restore_cmd = [
6267 '/usr/bin/pbs-restore',
6268 '--repository', $repo,
6270 "$d->{devname}.img.fidx",
6275 push @$pbs_restore_cmd, '--format', $d->{format
} if $d->{format
};
6276 push @$pbs_restore_cmd, '--keyfile', $keyfile if -e
$keyfile;
6278 if (PVE
::Storage
::volume_has_feature
($storecfg, 'sparseinit', $volid)) {
6279 push @$pbs_restore_cmd, '--skip-zero';
6282 my $dbg_cmdstring = PVE
::Tools
::cmd2string
($pbs_restore_cmd);
6283 print "restore proxmox backup image: $dbg_cmdstring\n";
6284 run_command
($pbs_restore_cmd);
6287 $fh->seek(0, 0) || die "seek failed - $!\n";
6289 my $cookie = { netcount
=> 0 };
6290 while (defined(my $line = <$fh>)) {
6291 $new_conf_raw .= $restore_update_config_line->(
6304 $restore_deactivate_volumes->($storecfg, $devinfo);
6309 $restore_destroy_volumes->($storecfg, $devinfo);
6313 PVE
::Tools
::file_set_contents
($conffile, $new_conf_raw);
6315 PVE
::Cluster
::cfs_update
(); # make sure we read new file
6317 eval { rescan
($vmid, 1); };
6321 sub restore_vma_archive
{
6322 my ($archive, $vmid, $user, $opts, $comp) = @_;
6324 my $readfrom = $archive;
6326 my $cfg = PVE
::Storage
::config
();
6328 my $bwlimit = $opts->{bwlimit
};
6330 my $dbg_cmdstring = '';
6331 my $add_pipe = sub {
6333 push @$commands, $cmd;
6334 $dbg_cmdstring .= ' | ' if length($dbg_cmdstring);
6335 $dbg_cmdstring .= PVE
::Tools
::cmd2string
($cmd);
6340 if ($archive eq '-') {
6343 # If we use a backup from a PVE defined storage we also consider that
6344 # storage's rate limit:
6345 my (undef, $volid) = PVE
::Storage
::path_to_volume_id
($cfg, $archive);
6346 if (defined($volid)) {
6347 my ($sid, undef) = PVE
::Storage
::parse_volume_id
($volid);
6348 my $readlimit = PVE
::Storage
::get_bandwidth_limit
('restore', [$sid], $bwlimit);
6350 print STDERR
"applying read rate limit: $readlimit\n";
6351 my $cstream = ['cstream', '-t', $readlimit*1024, '--', $readfrom];
6352 $add_pipe->($cstream);
6358 my $info = PVE
::Storage
::decompressor_info
('vma', $comp);
6359 my $cmd = $info->{decompressor
};
6360 push @$cmd, $readfrom;
6364 my $tmpdir = "/var/tmp/vzdumptmp$$";
6367 # disable interrupts (always do cleanups)
6371 local $SIG{HUP
} = sub { warn "got interrupt - ignored\n"; };
6373 my $mapfifo = "/var/tmp/vzdumptmp$$.fifo";
6374 POSIX
::mkfifo
($mapfifo, 0600);
6376 my $openfifo = sub { open($fifofh, '>', $mapfifo) or die $! };
6378 $add_pipe->(['vma', 'extract', '-v', '-r', $mapfifo, $readfrom, $tmpdir]);
6385 my $rpcenv = PVE
::RPCEnvironment
::get
();
6387 my $conffile = PVE
::QemuConfig-
>config_file($vmid);
6389 # Note: $oldconf is undef if VM does not exist
6390 my $cfs_path = PVE
::QemuConfig-
>cfs_config_path($vmid);
6391 my $oldconf = PVE
::Cluster
::cfs_read_file
($cfs_path);
6392 my $new_conf_raw = '';
6396 my $print_devmap = sub {
6397 my $cfgfn = "$tmpdir/qemu-server.conf";
6399 # we can read the config - that is already extracted
6400 my $fh = IO
::File-
>new($cfgfn, "r") ||
6401 die "unable to read qemu-server.conf - $!\n";
6403 my $fwcfgfn = "$tmpdir/qemu-server.fw";
6405 my $pve_firewall_dir = '/etc/pve/firewall';
6406 mkdir $pve_firewall_dir; # make sure the dir exists
6407 PVE
::Tools
::file_copy
($fwcfgfn, "${pve_firewall_dir}/$vmid.fw");
6410 my $virtdev_hash = $parse_backup_hints->($rpcenv, $user, $cfg, $fh, $devinfo, $opts);
6412 foreach my $info (values %{$virtdev_hash}) {
6413 my $storeid = $info->{storeid
};
6414 next if defined($storage_limits{$storeid});
6416 my $limit = PVE
::Storage
::get_bandwidth_limit
('restore', [$storeid], $bwlimit) // 0;
6417 print STDERR
"rate limit for storage $storeid: $limit KiB/s\n" if $limit;
6418 $storage_limits{$storeid} = $limit * 1024;
6421 foreach my $devname (keys %$devinfo) {
6422 die "found no device mapping information for device '$devname'\n"
6423 if !$devinfo->{$devname}->{virtdev
};
6426 # create empty/temp config
6428 PVE
::Tools
::file_set_contents
($conffile, "memory: 128\n");
6429 $restore_cleanup_oldconf->($cfg, $vmid, $oldconf, $virtdev_hash);
6433 my $map = $restore_allocate_devices->($cfg, $virtdev_hash, $vmid);
6435 # print restore information to $fifofh
6436 foreach my $virtdev (sort keys %$virtdev_hash) {
6437 my $d = $virtdev_hash->{$virtdev};
6438 next if $d->{is_cloudinit
}; # no need to restore cloudinit
6440 my $storeid = $d->{storeid
};
6441 my $volid = $d->{volid
};
6444 if (my $limit = $storage_limits{$storeid}) {
6445 $map_opts .= "throttling.bps=$limit:throttling.group=$storeid:";
6448 my $write_zeros = 1;
6449 if (PVE
::Storage
::volume_has_feature
($cfg, 'sparseinit', $volid)) {
6453 my $path = PVE
::Storage
::path
($cfg, $volid);
6455 print $fifofh "${map_opts}format=$d->{format}:${write_zeros}:$d->{devname}=$path\n";
6457 print "map '$d->{devname}' to '$path' (write zeros = ${write_zeros})\n";
6460 $fh->seek(0, 0) || die "seek failed - $!\n";
6462 my $cookie = { netcount
=> 0 };
6463 while (defined(my $line = <$fh>)) {
6464 $new_conf_raw .= $restore_update_config_line->(
6482 local $SIG{PIPE
} = sub { die "interrupted by signal\n"; };
6483 local $SIG{ALRM
} = sub { die "got timeout\n"; };
6485 $oldtimeout = alarm($timeout);
6492 if ($line =~ m/^DEV:\sdev_id=(\d+)\ssize:\s(\d+)\sdevname:\s(\S+)$/) {
6493 my ($dev_id, $size, $devname) = ($1, $2, $3);
6494 $devinfo->{$devname} = { size
=> $size, dev_id
=> $dev_id };
6495 } elsif ($line =~ m/^CTIME: /) {
6496 # we correctly received the vma config, so we can disable
6497 # the timeout now for disk allocation (set to 10 minutes, so
6498 # that we always timeout if something goes wrong)
6501 print $fifofh "done\n";
6502 my $tmp = $oldtimeout || 0;
6503 $oldtimeout = undef;
6510 print "restore vma archive: $dbg_cmdstring\n";
6511 run_command
($commands, input
=> $input, outfunc
=> $parser, afterfork
=> $openfifo);
6515 alarm($oldtimeout) if $oldtimeout;
6517 $restore_deactivate_volumes->($cfg, $devinfo);
6519 close($fifofh) if $fifofh;
6524 $restore_destroy_volumes->($cfg, $devinfo);
6528 PVE
::Tools
::file_set_contents
($conffile, $new_conf_raw);
6530 PVE
::Cluster
::cfs_update
(); # make sure we read new file
6532 eval { rescan
($vmid, 1); };
6536 sub restore_tar_archive
{
6537 my ($archive, $vmid, $user, $opts) = @_;
6539 if ($archive ne '-') {
6540 my $firstfile = tar_archive_read_firstfile
($archive);
6541 die "ERROR: file '$archive' does not look like a QemuServer vzdump backup\n"
6542 if $firstfile ne 'qemu-server.conf';
6545 my $storecfg = PVE
::Storage
::config
();
6547 # avoid zombie disks when restoring over an existing VM -> cleanup first
6548 # pass keep_empty_config=1 to keep the config (thus VMID) reserved for us
6549 # skiplock=1 because qmrestore has set the 'create' lock itself already
6550 my $vmcfgfn = PVE
::QemuConfig-
>config_file($vmid);
6551 destroy_vm
($storecfg, $vmid, 1, { lock => 'restore' }) if -f
$vmcfgfn;
6553 my $tocmd = "/usr/lib/qemu-server/qmextract";
6555 $tocmd .= " --storage " . PVE
::Tools
::shellquote
($opts->{storage
}) if $opts->{storage
};
6556 $tocmd .= " --pool " . PVE
::Tools
::shellquote
($opts->{pool
}) if $opts->{pool
};
6557 $tocmd .= ' --prealloc' if $opts->{prealloc
};
6558 $tocmd .= ' --info' if $opts->{info
};
6560 # tar option "xf" does not autodetect compression when read from STDIN,
6561 # so we pipe to zcat
6562 my $cmd = "zcat -f|tar xf " . PVE
::Tools
::shellquote
($archive) . " " .
6563 PVE
::Tools
::shellquote
("--to-command=$tocmd");
6565 my $tmpdir = "/var/tmp/vzdumptmp$$";
6568 local $ENV{VZDUMP_TMPDIR
} = $tmpdir;
6569 local $ENV{VZDUMP_VMID
} = $vmid;
6570 local $ENV{VZDUMP_USER
} = $user;
6572 my $conffile = PVE
::QemuConfig-
>config_file($vmid);
6573 my $new_conf_raw = '';
6575 # disable interrupts (always do cleanups)
6579 local $SIG{HUP
} = sub { print STDERR
"got interrupt - ignored\n"; };
6587 local $SIG{PIPE
} = sub { die "interrupted by signal\n"; };
6589 if ($archive eq '-') {
6590 print "extracting archive from STDIN\n";
6591 run_command
($cmd, input
=> "<&STDIN");
6593 print "extracting archive '$archive'\n";
6597 return if $opts->{info
};
6601 my $statfile = "$tmpdir/qmrestore.stat";
6602 if (my $fd = IO
::File-
>new($statfile, "r")) {
6603 while (defined (my $line = <$fd>)) {
6604 if ($line =~ m/vzdump:([^\s:]*):(\S+)$/) {
6605 $map->{$1} = $2 if $1;
6607 print STDERR
"unable to parse line in statfile - $line\n";
6613 my $confsrc = "$tmpdir/qemu-server.conf";
6615 my $srcfd = IO
::File-
>new($confsrc, "r") || die "unable to open file '$confsrc'\n";
6617 my $cookie = { netcount
=> 0 };
6618 while (defined (my $line = <$srcfd>)) {
6619 $new_conf_raw .= $restore_update_config_line->(
6631 tar_restore_cleanup
($storecfg, "$tmpdir/qmrestore.stat") if !$opts->{info
};
6637 PVE
::Tools
::file_set_contents
($conffile, $new_conf_raw);
6639 PVE
::Cluster
::cfs_update
(); # make sure we read new file
6641 eval { rescan
($vmid, 1); };
6645 sub foreach_storage_used_by_vm
{
6646 my ($conf, $func) = @_;
6650 PVE
::QemuConfig-
>foreach_volume($conf, sub {
6651 my ($ds, $drive) = @_;
6652 return if drive_is_cdrom
($drive);
6654 my $volid = $drive->{file
};
6656 my ($sid, $volname) = PVE
::Storage
::parse_volume_id
($volid, 1);
6657 $sidhash->{$sid} = $sid if $sid;
6660 foreach my $sid (sort keys %$sidhash) {
6665 my $qemu_snap_storage = {
6668 sub do_snapshots_with_qemu
{
6669 my ($storecfg, $volid) = @_;
6671 my $storage_name = PVE
::Storage
::parse_volume_id
($volid);
6672 my $scfg = $storecfg->{ids
}->{$storage_name};
6673 die "could not find storage '$storage_name'\n" if !defined($scfg);
6675 if ($qemu_snap_storage->{$scfg->{type
}} && !$scfg->{krbd
}){
6679 if ($volid =~ m/\.(qcow2|qed)$/){
6686 sub qga_check_running
{
6687 my ($vmid, $nowarn) = @_;
6689 eval { mon_cmd
($vmid, "guest-ping", timeout
=> 3); };
6691 warn "Qemu Guest Agent is not running - $@" if !$nowarn;
6697 sub template_create
{
6698 my ($vmid, $conf, $disk) = @_;
6700 my $storecfg = PVE
::Storage
::config
();
6702 PVE
::QemuConfig-
>foreach_volume($conf, sub {
6703 my ($ds, $drive) = @_;
6705 return if drive_is_cdrom
($drive);
6706 return if $disk && $ds ne $disk;
6708 my $volid = $drive->{file
};
6709 return if !PVE
::Storage
::volume_has_feature
($storecfg, 'template', $volid);
6711 my $voliddst = PVE
::Storage
::vdisk_create_base
($storecfg, $volid);
6712 $drive->{file
} = $voliddst;
6713 $conf->{$ds} = print_drive
($drive);
6714 PVE
::QemuConfig-
>write_config($vmid, $conf);
6718 sub convert_iscsi_path
{
6721 if ($path =~ m
|^iscsi
://([^/]+)/([^/]+)/(.+)$|) {
6726 my $initiator_name = get_initiator_name
();
6728 return "file.driver=iscsi,file.transport=tcp,file.initiator-name=$initiator_name,".
6729 "file.portal=$portal,file.target=$target,file.lun=$lun,driver=raw";
6732 die "cannot convert iscsi path '$path', unkown format\n";
6735 sub qemu_img_convert
{
6736 my ($src_volid, $dst_volid, $size, $snapname, $is_zero_initialized) = @_;
6738 my $storecfg = PVE
::Storage
::config
();
6739 my ($src_storeid, $src_volname) = PVE
::Storage
::parse_volume_id
($src_volid, 1);
6740 my ($dst_storeid, $dst_volname) = PVE
::Storage
::parse_volume_id
($dst_volid, 1);
6742 die "destination '$dst_volid' is not a valid volid form qemu-img convert\n" if !$dst_storeid;
6746 my $src_is_iscsi = 0;
6750 PVE
::Storage
::activate_volumes
($storecfg, [$src_volid], $snapname);
6751 my $src_scfg = PVE
::Storage
::storage_config
($storecfg, $src_storeid);
6752 $src_format = qemu_img_format
($src_scfg, $src_volname);
6753 $src_path = PVE
::Storage
::path
($storecfg, $src_volid, $snapname);
6754 $src_is_iscsi = ($src_path =~ m
|^iscsi
://|);
6755 $cachemode = 'none' if $src_scfg->{type
} eq 'zfspool';
6756 } elsif (-f
$src_volid) {
6757 $src_path = $src_volid;
6758 if ($src_path =~ m/\.($PVE::QemuServer::Drive::QEMU_FORMAT_RE)$/) {
6763 die "source '$src_volid' is not a valid volid nor path for qemu-img convert\n" if !$src_path;
6765 my $dst_scfg = PVE
::Storage
::storage_config
($storecfg, $dst_storeid);
6766 my $dst_format = qemu_img_format
($dst_scfg, $dst_volname);
6767 my $dst_path = PVE
::Storage
::path
($storecfg, $dst_volid);
6768 my $dst_is_iscsi = ($dst_path =~ m
|^iscsi
://|);
6771 push @$cmd, '/usr/bin/qemu-img', 'convert', '-p', '-n';
6772 push @$cmd, '-l', "snapshot.name=$snapname"
6773 if $snapname && $src_format && $src_format eq "qcow2";
6774 push @$cmd, '-t', 'none' if $dst_scfg->{type
} eq 'zfspool';
6775 push @$cmd, '-T', $cachemode if defined($cachemode);
6777 if ($src_is_iscsi) {
6778 push @$cmd, '--image-opts';
6779 $src_path = convert_iscsi_path
($src_path);
6780 } elsif ($src_format) {
6781 push @$cmd, '-f', $src_format;
6784 if ($dst_is_iscsi) {
6785 push @$cmd, '--target-image-opts';
6786 $dst_path = convert_iscsi_path
($dst_path);
6788 push @$cmd, '-O', $dst_format;
6791 push @$cmd, $src_path;
6793 if (!$dst_is_iscsi && $is_zero_initialized) {
6794 push @$cmd, "zeroinit:$dst_path";
6796 push @$cmd, $dst_path;
6801 if($line =~ m/\((\S+)\/100\
%\)/){
6803 my $transferred = int($size * $percent / 100);
6804 my $remaining = $size - $transferred;
6806 print "transferred: $transferred bytes remaining: $remaining bytes total: $size bytes progression: $percent %\n";
6811 eval { run_command
($cmd, timeout
=> undef, outfunc
=> $parser); };
6813 die "copy failed: $err" if $err;
6816 sub qemu_img_format
{
6817 my ($scfg, $volname) = @_;
6819 if ($scfg->{path
} && $volname =~ m/\.($PVE::QemuServer::Drive::QEMU_FORMAT_RE)$/) {
6826 sub qemu_drive_mirror
{
6827 my ($vmid, $drive, $dst_volid, $vmiddst, $is_zero_initialized, $jobs, $completion, $qga, $bwlimit, $src_bitmap) = @_;
6829 $jobs = {} if !$jobs;
6833 $jobs->{"drive-$drive"} = {};
6835 if ($dst_volid =~ /^nbd:/) {
6836 $qemu_target = $dst_volid;
6839 my $storecfg = PVE
::Storage
::config
();
6840 my ($dst_storeid, $dst_volname) = PVE
::Storage
::parse_volume_id
($dst_volid);
6842 my $dst_scfg = PVE
::Storage
::storage_config
($storecfg, $dst_storeid);
6844 $format = qemu_img_format
($dst_scfg, $dst_volname);
6846 my $dst_path = PVE
::Storage
::path
($storecfg, $dst_volid);
6848 $qemu_target = $is_zero_initialized ?
"zeroinit:$dst_path" : $dst_path;
6851 my $opts = { timeout
=> 10, device
=> "drive-$drive", mode
=> "existing", sync
=> "full", target
=> $qemu_target };
6852 $opts->{format
} = $format if $format;
6854 if (defined($src_bitmap)) {
6855 $opts->{sync
} = 'incremental';
6856 $opts->{bitmap
} = $src_bitmap;
6857 print "drive mirror re-using dirty bitmap '$src_bitmap'\n";
6860 if (defined($bwlimit)) {
6861 $opts->{speed
} = $bwlimit * 1024;
6862 print "drive mirror is starting for drive-$drive with bandwidth limit: ${bwlimit} KB/s\n";
6864 print "drive mirror is starting for drive-$drive\n";
6867 # if a job already runs for this device we get an error, catch it for cleanup
6868 eval { mon_cmd
($vmid, "drive-mirror", %$opts); };
6870 eval { PVE
::QemuServer
::qemu_blockjobs_cancel
($vmid, $jobs) };
6872 die "mirroring error: $err\n";
6875 qemu_drive_mirror_monitor
($vmid, $vmiddst, $jobs, $completion, $qga);
6878 # $completion can be either
6879 # 'complete': wait until all jobs are ready, block-job-complete them (default)
6880 # 'cancel': wait until all jobs are ready, block-job-cancel them
6881 # 'skip': wait until all jobs are ready, return with block jobs in ready state
6882 sub qemu_drive_mirror_monitor
{
6883 my ($vmid, $vmiddst, $jobs, $completion, $qga) = @_;
6885 $completion //= 'complete';
6888 my $err_complete = 0;
6891 die "storage migration timed out\n" if $err_complete > 300;
6893 my $stats = mon_cmd
($vmid, "query-block-jobs");
6895 my $running_mirror_jobs = {};
6896 foreach my $stat (@$stats) {
6897 next if $stat->{type
} ne 'mirror';
6898 $running_mirror_jobs->{$stat->{device
}} = $stat;
6901 my $readycounter = 0;
6903 foreach my $job (keys %$jobs) {
6905 if(defined($jobs->{$job}->{complete
}) && !defined($running_mirror_jobs->{$job})) {
6906 print "$job : finished\n";
6907 delete $jobs->{$job};
6911 die "$job: mirroring has been cancelled\n" if !defined($running_mirror_jobs->{$job});
6913 my $busy = $running_mirror_jobs->{$job}->{busy
};
6914 my $ready = $running_mirror_jobs->{$job}->{ready
};
6915 if (my $total = $running_mirror_jobs->{$job}->{len
}) {
6916 my $transferred = $running_mirror_jobs->{$job}->{offset
} || 0;
6917 my $remaining = $total - $transferred;
6918 my $percent = sprintf "%.2f", ($transferred * 100 / $total);
6920 print "$job: transferred: $transferred bytes remaining: $remaining bytes total: $total bytes progression: $percent % busy: $busy ready: $ready \n";
6923 $readycounter++ if $running_mirror_jobs->{$job}->{ready
};
6926 last if scalar(keys %$jobs) == 0;
6928 if ($readycounter == scalar(keys %$jobs)) {
6929 print "all mirroring jobs are ready \n";
6930 last if $completion eq 'skip'; #do the complete later
6932 if ($vmiddst && $vmiddst != $vmid) {
6933 my $agent_running = $qga && qga_check_running
($vmid);
6934 if ($agent_running) {
6935 print "freeze filesystem\n";
6936 eval { mon_cmd
($vmid, "guest-fsfreeze-freeze"); };
6938 print "suspend vm\n";
6939 eval { PVE
::QemuServer
::vm_suspend
($vmid, 1); };
6942 # if we clone a disk for a new target vm, we don't switch the disk
6943 PVE
::QemuServer
::qemu_blockjobs_cancel
($vmid, $jobs);
6945 if ($agent_running) {
6946 print "unfreeze filesystem\n";
6947 eval { mon_cmd
($vmid, "guest-fsfreeze-thaw"); };
6949 print "resume vm\n";
6950 eval { PVE
::QemuServer
::vm_resume
($vmid, 1, 1); };
6956 foreach my $job (keys %$jobs) {
6957 # try to switch the disk if source and destination are on the same guest
6958 print "$job: Completing block job...\n";
6961 if ($completion eq 'complete') {
6962 $op = 'block-job-complete';
6963 } elsif ($completion eq 'cancel') {
6964 $op = 'block-job-cancel';
6966 die "invalid completion value: $completion\n";
6968 eval { mon_cmd
($vmid, $op, device
=> $job) };
6969 if ($@ =~ m/cannot be completed/) {
6970 print "$job: Block job cannot be completed, try again.\n";
6973 print "$job: Completed successfully.\n";
6974 $jobs->{$job}->{complete
} = 1;
6985 eval { PVE
::QemuServer
::qemu_blockjobs_cancel
($vmid, $jobs) };
6986 die "mirroring error: $err";
6991 sub qemu_blockjobs_cancel
{
6992 my ($vmid, $jobs) = @_;
6994 foreach my $job (keys %$jobs) {
6995 print "$job: Cancelling block job\n";
6996 eval { mon_cmd
($vmid, "block-job-cancel", device
=> $job); };
6997 $jobs->{$job}->{cancel
} = 1;
7001 my $stats = mon_cmd
($vmid, "query-block-jobs");
7003 my $running_jobs = {};
7004 foreach my $stat (@$stats) {
7005 $running_jobs->{$stat->{device
}} = $stat;
7008 foreach my $job (keys %$jobs) {
7010 if (defined($jobs->{$job}->{cancel
}) && !defined($running_jobs->{$job})) {
7011 print "$job: Done.\n";
7012 delete $jobs->{$job};
7016 last if scalar(keys %$jobs) == 0;
7023 my ($storecfg, $vmid, $running, $drivename, $drive, $snapname,
7024 $newvmid, $storage, $format, $full, $newvollist, $jobs, $completion, $qga, $bwlimit, $conf) = @_;
7029 print "create linked clone of drive $drivename ($drive->{file})\n";
7030 $newvolid = PVE
::Storage
::vdisk_clone
($storecfg, $drive->{file
}, $newvmid, $snapname);
7031 push @$newvollist, $newvolid;
7034 my ($storeid, $volname) = PVE
::Storage
::parse_volume_id
($drive->{file
});
7035 $storeid = $storage if $storage;
7037 my $dst_format = resolve_dst_disk_format
($storecfg, $storeid, $volname, $format);
7039 print "create full clone of drive $drivename ($drive->{file})\n";
7042 if (drive_is_cloudinit
($drive)) {
7043 $name = "vm-$newvmid-cloudinit";
7044 my $scfg = PVE
::Storage
::storage_config
($storecfg, $storeid);
7045 if ($scfg->{path
}) {
7046 $name .= ".$dst_format";
7049 $size = PVE
::QemuServer
::Cloudinit
::CLOUDINIT_DISK_SIZE
;
7050 } elsif ($drivename eq 'efidisk0') {
7051 $size = get_efivars_size
($conf);
7053 ($size) = PVE
::Storage
::volume_size_info
($storecfg, $drive->{file
}, 10);
7055 $newvolid = PVE
::Storage
::vdisk_alloc
(
7056 $storecfg, $storeid, $newvmid, $dst_format, $name, ($size/1024)
7058 push @$newvollist, $newvolid;
7060 PVE
::Storage
::activate_volumes
($storecfg, [$newvolid]);
7062 if (drive_is_cloudinit
($drive)) {
7063 # when cloning multiple disks (e.g. during clone_vm) it might be the last disk
7064 # if this is the case, we have to complete any block-jobs still there from
7065 # previous drive-mirrors
7066 if (($completion eq 'complete') && (scalar(keys %$jobs) > 0)) {
7067 qemu_drive_mirror_monitor
($vmid, $newvmid, $jobs, $completion, $qga);
7072 my $sparseinit = PVE
::Storage
::volume_has_feature
($storecfg, 'sparseinit', $newvolid);
7073 if (!$running || $snapname) {
7074 # TODO: handle bwlimits
7075 if ($drivename eq 'efidisk0') {
7076 # the relevant data on the efidisk may be smaller than the source
7077 # e.g. on RBD/ZFS, so we use dd to copy only the amount
7078 # that is given by the OVMF_VARS.fd
7079 my $src_path = PVE
::Storage
::path
($storecfg, $drive->{file
});
7080 my $dst_path = PVE
::Storage
::path
($storecfg, $newvolid);
7082 # better for Ceph if block size is not too small, see bug #3324
7085 run_command
(['qemu-img', 'dd', '-n', '-O', $dst_format, "bs=$bs", "osize=$size",
7086 "if=$src_path", "of=$dst_path"]);
7088 qemu_img_convert
($drive->{file
}, $newvolid, $size, $snapname, $sparseinit);
7092 my $kvmver = get_running_qemu_version
($vmid);
7093 if (!min_version
($kvmver, 2, 7)) {
7094 die "drive-mirror with iothread requires qemu version 2.7 or higher\n"
7095 if $drive->{iothread
};
7098 qemu_drive_mirror
($vmid, $drivename, $newvolid, $newvmid, $sparseinit, $jobs,
7099 $completion, $qga, $bwlimit);
7104 my ($size) = eval { PVE
::Storage
::volume_size_info
($storecfg, $newvolid, 10) };
7107 $disk->{format
} = undef;
7108 $disk->{file
} = $newvolid;
7109 $disk->{size
} = $size if defined($size);
7114 sub get_running_qemu_version
{
7116 my $res = mon_cmd
($vmid, "query-version");
7117 return "$res->{qemu}->{major}.$res->{qemu}->{minor}";
7120 sub qemu_use_old_bios_files
{
7121 my ($machine_type) = @_;
7123 return if !$machine_type;
7125 my $use_old_bios_files = undef;
7127 if ($machine_type =~ m/^(\S+)\.pxe$/) {
7129 $use_old_bios_files = 1;
7131 my $version = extract_version
($machine_type, kvm_user_version
());
7132 # Note: kvm version < 2.4 use non-efi pxe files, and have problems when we
7133 # load new efi bios files on migration. So this hack is required to allow
7134 # live migration from qemu-2.2 to qemu-2.4, which is sometimes used when
7135 # updrading from proxmox-ve-3.X to proxmox-ve 4.0
7136 $use_old_bios_files = !min_version
($version, 2, 4);
7139 return ($use_old_bios_files, $machine_type);
7142 sub get_efivars_size
{
7144 my $arch = get_vm_arch
($conf);
7145 my (undef, $ovmf_vars) = get_ovmf_files
($arch);
7146 die "uefi vars image '$ovmf_vars' not found\n" if ! -f
$ovmf_vars;
7147 return -s
$ovmf_vars;
7150 sub update_efidisk_size
{
7153 return if !defined($conf->{efidisk0
});
7155 my $disk = PVE
::QemuServer
::parse_drive
('efidisk0', $conf->{efidisk0
});
7156 $disk->{size
} = get_efivars_size
($conf);
7157 $conf->{efidisk0
} = print_drive
($disk);
7162 sub create_efidisk
($$$$$) {
7163 my ($storecfg, $storeid, $vmid, $fmt, $arch) = @_;
7165 my (undef, $ovmf_vars) = get_ovmf_files
($arch);
7166 die "EFI vars default image not found\n" if ! -f
$ovmf_vars;
7168 my $vars_size_b = -s
$ovmf_vars;
7169 my $vars_size = PVE
::Tools
::convert_size
($vars_size_b, 'b' => 'kb');
7170 my $volid = PVE
::Storage
::vdisk_alloc
($storecfg, $storeid, $vmid, $fmt, undef, $vars_size);
7171 PVE
::Storage
::activate_volumes
($storecfg, [$volid]);
7173 qemu_img_convert
($ovmf_vars, $volid, $vars_size_b, undef, 0);
7174 my ($size) = PVE
::Storage
::volume_size_info
($storecfg, $volid, 3);
7176 return ($volid, $size/1024);
7179 sub vm_iothreads_list
{
7182 my $res = mon_cmd
($vmid, 'query-iothreads');
7185 foreach my $iothread (@$res) {
7186 $iothreads->{ $iothread->{id
} } = $iothread->{"thread-id"};
7193 my ($conf, $drive) = @_;
7197 if (!$conf->{scsihw
} || ($conf->{scsihw
} =~ m/^lsi/)) {
7199 } elsif ($conf->{scsihw
} && ($conf->{scsihw
} eq 'virtio-scsi-single')) {
7205 my $controller = int($drive->{index} / $maxdev);
7206 my $controller_prefix = ($conf->{scsihw
} && $conf->{scsihw
} eq 'virtio-scsi-single')
7210 return ($maxdev, $controller, $controller_prefix);
7213 sub windows_version
{
7216 return 0 if !$ostype;
7220 if($ostype eq 'wxp' || $ostype eq 'w2k3' || $ostype eq 'w2k') {
7222 } elsif($ostype eq 'w2k8' || $ostype eq 'wvista') {
7224 } elsif ($ostype =~ m/^win(\d+)$/) {
7231 sub resolve_dst_disk_format
{
7232 my ($storecfg, $storeid, $src_volname, $format) = @_;
7233 my ($defFormat, $validFormats) = PVE
::Storage
::storage_default_format
($storecfg, $storeid);
7236 # if no target format is specified, use the source disk format as hint
7238 my $scfg = PVE
::Storage
::storage_config
($storecfg, $storeid);
7239 $format = qemu_img_format
($scfg, $src_volname);
7245 # test if requested format is supported - else use default
7246 my $supported = grep { $_ eq $format } @$validFormats;
7247 $format = $defFormat if !$supported;
7251 # NOTE: if this logic changes, please update docs & possibly gui logic
7252 sub find_vmstate_storage
{
7253 my ($conf, $storecfg) = @_;
7255 # first, return storage from conf if set
7256 return $conf->{vmstatestorage
} if $conf->{vmstatestorage
};
7258 my ($target, $shared, $local);
7260 foreach_storage_used_by_vm
($conf, sub {
7262 my $scfg = PVE
::Storage
::storage_config
($storecfg, $sid);
7263 my $dst = $scfg->{shared
} ? \
$shared : \
$local;
7264 $$dst = $sid if !$$dst || $scfg->{path
}; # prefer file based storage
7267 # second, use shared storage where VM has at least one disk
7268 # third, use local storage where VM has at least one disk
7269 # fall back to local storage
7270 $target = $shared // $local // 'local';
7276 my ($uuid, $uuid_str);
7277 UUID
::generate
($uuid);
7278 UUID
::unparse
($uuid, $uuid_str);
7282 sub generate_smbios1_uuid
{
7283 return "uuid=".generate_uuid
();
7289 mon_cmd
($vmid, 'nbd-server-stop');
7292 sub create_reboot_request
{
7294 open(my $fh, '>', "/run/qemu-server/$vmid.reboot")
7295 or die "failed to create reboot trigger file: $!\n";
7299 sub clear_reboot_request
{
7301 my $path = "/run/qemu-server/$vmid.reboot";
7304 $res = unlink($path);
7305 die "could not remove reboot request for $vmid: $!"
7306 if !$res && $! != POSIX
::ENOENT
;
7311 sub bootorder_from_legacy
{
7312 my ($conf, $bootcfg) = @_;
7314 my $boot = $bootcfg->{legacy
} || $boot_fmt->{legacy
}->{default};
7315 my $bootindex_hash = {};
7317 foreach my $o (split(//, $boot)) {
7318 $bootindex_hash->{$o} = $i*100;
7324 PVE
::QemuConfig-
>foreach_volume($conf, sub {
7325 my ($ds, $drive) = @_;
7327 if (drive_is_cdrom
($drive, 1)) {
7328 if ($bootindex_hash->{d
}) {
7329 $bootorder->{$ds} = $bootindex_hash->{d
};
7330 $bootindex_hash->{d
} += 1;
7332 } elsif ($bootindex_hash->{c
}) {
7333 $bootorder->{$ds} = $bootindex_hash->{c
}
7334 if $conf->{bootdisk
} && $conf->{bootdisk
} eq $ds;
7335 $bootindex_hash->{c
} += 1;
7339 if ($bootindex_hash->{n
}) {
7340 for (my $i = 0; $i < $MAX_NETS; $i++) {
7341 my $netname = "net$i";
7342 next if !$conf->{$netname};
7343 $bootorder->{$netname} = $bootindex_hash->{n
};
7344 $bootindex_hash->{n
} += 1;
7351 # Generate default device list for 'boot: order=' property. Matches legacy
7352 # default boot order, but with explicit device names. This is important, since
7353 # the fallback for when neither 'order' nor the old format is specified relies
7354 # on 'bootorder_from_legacy' above, and it would be confusing if this diverges.
7355 sub get_default_bootdevices
{
7361 my $first = PVE
::QemuServer
::Drive
::resolve_first_disk
($conf, 0);
7362 push @ret, $first if $first;
7365 $first = PVE
::QemuServer
::Drive
::resolve_first_disk
($conf, 1);
7366 push @ret, $first if $first;
7369 for (my $i = 0; $i < $MAX_NETS; $i++) {
7370 my $netname = "net$i";
7371 next if !$conf->{$netname};
7372 push @ret, $netname;
7379 sub device_bootorder
{
7382 return bootorder_from_legacy
($conf) if !defined($conf->{boot
});
7384 my $boot = parse_property_string
($boot_fmt, $conf->{boot
});
7387 if (!defined($boot) || $boot->{legacy
}) {
7388 $bootorder = bootorder_from_legacy
($conf, $boot);
7389 } elsif ($boot->{order
}) {
7390 my $i = 100; # start at 100 to allow user to insert devices before us with -args
7391 for my $dev (PVE
::Tools
::split_list
($boot->{order
})) {
7392 $bootorder->{$dev} = $i++;
7399 # bash completion helper
7401 sub complete_backup_archives
{
7402 my ($cmdname, $pname, $cvalue) = @_;
7404 my $cfg = PVE
::Storage
::config
();
7408 if ($cvalue =~ m/^([^:]+):/) {
7412 my $data = PVE
::Storage
::template_list
($cfg, $storeid, 'backup');
7415 foreach my $id (keys %$data) {
7416 foreach my $item (@{$data->{$id}}) {
7417 next if $item->{format
} !~ m/^vma\.(${\PVE::Storage::Plugin::COMPRESSOR_RE})$/;
7418 push @$res, $item->{volid
} if defined($item->{volid
});
7425 my $complete_vmid_full = sub {
7428 my $idlist = vmstatus
();
7432 foreach my $id (keys %$idlist) {
7433 my $d = $idlist->{$id};
7434 if (defined($running)) {
7435 next if $d->{template
};
7436 next if $running && $d->{status
} ne 'running';
7437 next if !$running && $d->{status
} eq 'running';
7446 return &$complete_vmid_full();
7449 sub complete_vmid_stopped
{
7450 return &$complete_vmid_full(0);
7453 sub complete_vmid_running
{
7454 return &$complete_vmid_full(1);
7457 sub complete_storage
{
7459 my $cfg = PVE
::Storage
::config
();
7460 my $ids = $cfg->{ids
};
7463 foreach my $sid (keys %$ids) {
7464 next if !PVE
::Storage
::storage_check_enabled
($cfg, $sid, undef, 1);
7465 next if !$ids->{$sid}->{content
}->{images
};
7472 sub complete_migration_storage
{
7473 my ($cmd, $param, $current_value, $all_args) = @_;
7475 my $targetnode = @$all_args[1];
7477 my $cfg = PVE
::Storage
::config
();
7478 my $ids = $cfg->{ids
};
7481 foreach my $sid (keys %$ids) {
7482 next if !PVE
::Storage
::storage_check_enabled
($cfg, $sid, $targetnode, 1);
7483 next if !$ids->{$sid}->{content
}->{images
};
7492 my $qmpstatus = eval {
7493 PVE
::QemuConfig
::assert_config_exists_on_node
($vmid);
7494 mon_cmd
($vmid, "query-status");
7497 return $qmpstatus && $qmpstatus->{status
} eq "paused";