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Subject: [pve-devel] [PATCH qemu-server 02/14] blockdev: cmdline: convert
drive to blockdev syntax
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From: Alexandre Derumier <alexandre.derumier@groupe-cyllene.com>
To: pve-devel@lists.proxmox.com
Subject: [PATCH qemu-server 02/14] blockdev: cmdline: convert drive to blockdev syntax
Date: Tue, 22 Apr 2025 13:51:25 +0200
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The blockdev chain is:
-throttle-group-node (drive-(ide|scsi|virtio)x)
- format-node (fmt-drive-x)
- file-node (file-drive -x)
fixme:
- rbd blockdev don't allow extra options (keyring file for example),
do we need to patch qemu ? or write client option in a file ?
Signed-off-by: Alexandre Derumier <alexandre.derumier@groupe-cyllene.com>
---
PVE/QemuServer.pm | 172 +-------
PVE/QemuServer/Drive.pm | 400 ++++++++++++++++--
test/cfg2cmd/bootorder-empty.conf.cmd | 12 +-
test/cfg2cmd/bootorder-legacy.conf.cmd | 12 +-
test/cfg2cmd/bootorder.conf.cmd | 12 +-
...putype-icelake-client-deprecation.conf.cmd | 6 +-
test/cfg2cmd/ide.conf.cmd | 23 +-
test/cfg2cmd/pinned-version-pxe-pve.conf.cmd | 6 +-
test/cfg2cmd/pinned-version-pxe.conf.cmd | 6 +-
test/cfg2cmd/pinned-version.conf.cmd | 6 +-
test/cfg2cmd/q35-ide.conf.cmd | 23 +-
.../q35-linux-hostpci-template.conf.cmd | 3 +-
test/cfg2cmd/seabios_serial.conf.cmd | 6 +-
...imple-balloon-free-page-reporting.conf.cmd | 6 +-
test/cfg2cmd/simple-btrfs.conf.cmd | 6 +-
test/cfg2cmd/simple-disk-passthrough.conf.cmd | 11 +-
test/cfg2cmd/simple-rbd.conf.cmd | 9 +-
test/cfg2cmd/simple-virtio-blk.conf.cmd | 6 +-
test/cfg2cmd/simple-zfs-over-iscsi.conf.cmd | 6 +-
test/cfg2cmd/simple1-template.conf.cmd | 11 +-
test/cfg2cmd/simple1.conf.cmd | 6 +-
21 files changed, 472 insertions(+), 276 deletions(-)
diff --git a/PVE/QemuServer.pm b/PVE/QemuServer.pm
index ccdceedc..fed0ef2b 100644
--- a/PVE/QemuServer.pm
+++ b/PVE/QemuServer.pm
@@ -55,7 +55,7 @@ use PVE::QemuServer::Helpers qw(config_aware_timeout min_version kvm_user_versio
use PVE::QemuServer::Cloudinit;
use PVE::QemuServer::CGroup;
use PVE::QemuServer::CPUConfig qw(print_cpu_device get_cpu_options get_cpu_bitness is_native_arch get_amd_sev_object get_amd_sev_type);
-use PVE::QemuServer::Drive qw(is_valid_drivename checked_volume_format drive_is_cloudinit drive_is_cdrom drive_is_read_only parse_drive print_drive);
+use PVE::QemuServer::Drive qw(is_valid_drivename checked_volume_format drive_is_cloudinit drive_is_cdrom drive_is_read_only parse_drive print_drive print_drive_throttle_group generate_drive_blockdev);
use PVE::QemuServer::Machine;
use PVE::QemuServer::Memory qw(get_current_memory);
use PVE::QemuServer::MetaInfo;
@@ -1367,7 +1367,10 @@ sub print_drivedevice_full {
} else {
$device .= ",bus=ahci$controller.$unit";
}
- $device .= ",drive=drive-$drive_id,id=$drive_id";
+ $device .= ",id=$drive_id";
+ #with blockdev, empty cdrom device don't have any blockdev attached, so drive param can't be declared
+ #with drive=none (and throttle-filter can't be defined without media too)
+ $device .= ",drive=drive-$drive_id" if $device_type ne 'cd' || $drive->{file} ne 'none';
if ($device_type eq 'hd') {
if (my $model = $drive->{model}) {
@@ -1393,6 +1396,13 @@ sub print_drivedevice_full {
$device .= ",serial=$serial";
}
+ my $writecache = $drive->{cache} && $drive->{cache} =~ /^(?:none|writeback|unsafe)$/ ? "on" : "off";
+ $device .= ",write-cache=$writecache" if $drive->{media} && $drive->{media} ne 'cdrom';
+
+ my @qemu_drive_options = qw(heads secs cyls trans rerror werror);
+ foreach my $o (@qemu_drive_options) {
+ $device .= ",$o=$drive->{$o}" if defined($drive->{$o});
+ }
return $device;
}
@@ -1411,154 +1421,6 @@ sub get_initiator_name {
return $initiator;
}
-my sub storage_allows_io_uring_default {
- my ($scfg, $cache_direct) = @_;
-
- # io_uring with cache mode writeback or writethrough on krbd will hang...
- return if $scfg && $scfg->{type} eq 'rbd' && $scfg->{krbd} && !$cache_direct;
-
- # io_uring with cache mode writeback or writethrough on LVM will hang, without cache only
- # sometimes, just plain disable...
- return if $scfg && $scfg->{type} eq 'lvm';
-
- # io_uring causes problems when used with CIFS since kernel 5.15
- # Some discussion: https://www.spinics.net/lists/linux-cifs/msg26734.html
- return if $scfg && $scfg->{type} eq 'cifs';
-
- return 1;
-}
-
-my sub drive_uses_cache_direct {
- my ($drive, $scfg) = @_;
-
- my $cache_direct = 0;
-
- if (my $cache = $drive->{cache}) {
- $cache_direct = $cache =~ /^(?:off|none|directsync)$/;
- } elsif (!drive_is_cdrom($drive) && !($scfg && $scfg->{type} eq 'btrfs' && !$scfg->{nocow})) {
- $cache_direct = 1;
- }
-
- return $cache_direct;
-}
-
-sub print_drive_commandline_full {
- my ($storecfg, $vmid, $drive, $live_restore_name, $io_uring) = @_;
-
- my $drive_id = PVE::QemuServer::Drive::get_drive_id($drive);
-
- my ($storeid) = PVE::Storage::parse_volume_id($drive->{file}, 1);
- my $scfg = $storeid ? PVE::Storage::storage_config($storecfg, $storeid) : undef;
- my $vtype = $storeid ? (PVE::Storage::parse_volname($storecfg, $drive->{file}))[0] : undef;
-
- my ($path, $format) = PVE::QemuServer::Drive::get_path_and_format(
- $storecfg, $vmid, $drive, $live_restore_name);
-
- my $is_rbd = $path =~ m/^rbd:/;
-
- my $opts = '';
- my @qemu_drive_options = qw(heads secs cyls trans media cache rerror werror aio discard);
- foreach my $o (@qemu_drive_options) {
- $opts .= ",$o=$drive->{$o}" if defined($drive->{$o});
- }
-
- # snapshot only accepts on|off
- if (defined($drive->{snapshot})) {
- my $v = $drive->{snapshot} ? 'on' : 'off';
- $opts .= ",snapshot=$v";
- }
-
- if (defined($drive->{ro})) { # ro maps to QEMUs `readonly`, which accepts `on` or `off` only
- $opts .= ",readonly=" . ($drive->{ro} ? 'on' : 'off');
- }
-
- foreach my $type (['', '-total'], [_rd => '-read'], [_wr => '-write']) {
- my ($dir, $qmpname) = @$type;
- if (my $v = $drive->{"mbps$dir"}) {
- $opts .= ",throttling.bps$qmpname=".int($v*1024*1024);
- }
- if (my $v = $drive->{"mbps${dir}_max"}) {
- $opts .= ",throttling.bps$qmpname-max=".int($v*1024*1024);
- }
- if (my $v = $drive->{"bps${dir}_max_length"}) {
- $opts .= ",throttling.bps$qmpname-max-length=$v";
- }
- if (my $v = $drive->{"iops${dir}"}) {
- $opts .= ",throttling.iops$qmpname=$v";
- }
- if (my $v = $drive->{"iops${dir}_max"}) {
- $opts .= ",throttling.iops$qmpname-max=$v";
- }
- if (my $v = $drive->{"iops${dir}_max_length"}) {
- $opts .= ",throttling.iops$qmpname-max-length=$v";
- }
- }
-
- if ($live_restore_name) {
- $format = "rbd" if $is_rbd;
- die "$drive_id: Proxmox Backup Server backed drive cannot auto-detect the format\n"
- if !$format;
- $opts .= ",format=alloc-track,file.driver=$format";
- } elsif ($format) {
- $opts .= ",format=$format";
- }
-
- my $cache_direct = drive_uses_cache_direct($drive, $scfg);
-
- $opts .= ",cache=none" if !$drive->{cache} && $cache_direct;
-
- if (!$drive->{aio}) {
- if ($io_uring && storage_allows_io_uring_default($scfg, $cache_direct)) {
- # io_uring supports all cache modes
- $opts .= ",aio=io_uring";
- } else {
- # aio native works only with O_DIRECT
- if($cache_direct) {
- $opts .= ",aio=native";
- } else {
- $opts .= ",aio=threads";
- }
- }
- }
-
- die "$drive_id: explicit media parameter is required for iso images\n"
- if !defined($drive->{media}) && defined($vtype) && $vtype eq 'iso';
-
- if (!drive_is_cdrom($drive)) {
- my $detectzeroes;
- if (defined($drive->{detect_zeroes}) && !$drive->{detect_zeroes}) {
- $detectzeroes = 'off';
- } elsif ($drive->{discard}) {
- $detectzeroes = $drive->{discard} eq 'on' ? 'unmap' : 'on';
- } else {
- # This used to be our default with discard not being specified:
- $detectzeroes = 'on';
- }
-
- # note: 'detect-zeroes' works per blockdev and we want it to persist
- # after the alloc-track is removed, so put it on 'file' directly
- my $dz_param = $live_restore_name ? "file.detect-zeroes" : "detect-zeroes";
- $opts .= ",$dz_param=$detectzeroes" if $detectzeroes;
- }
-
- if ($live_restore_name) {
- $opts .= ",backing=$live_restore_name";
- $opts .= ",auto-remove=on";
- }
-
- # my $file_param = $live_restore_name ? "file.file.filename" : "file";
- my $file_param = "file";
- if ($live_restore_name) {
- # non-rbd drivers require the underlying file to be a separate block
- # node, so add a second .file indirection
- $file_param .= ".file" if !$is_rbd;
- $file_param .= ".filename";
- }
- my $pathinfo = $path ? "$file_param=$path," : '';
-
- return "${pathinfo}if=none,id=drive-$drive->{interface}$drive->{index}$opts";
-}
-
sub print_pbs_blockdev {
my ($pbs_conf, $pbs_name) = @_;
my $blockdev = "driver=pbs,node-name=$pbs_name,read-only=on";
@@ -3960,13 +3822,13 @@ sub config_to_command {
push @$devices, '-blockdev', $live_restore->{blockdev};
}
- my $drive_cmd = print_drive_commandline_full(
- $storecfg, $vmid, $drive, $live_blockdev_name, min_version($kvmver, 6, 0));
+ my $throttle_group = print_drive_throttle_group($drive);
+ push @$devices, '-object', $throttle_group if $throttle_group;
# extra protection for templates, but SATA and IDE don't support it..
- $drive_cmd .= ',readonly=on' if drive_is_read_only($conf, $drive);
-
- push @$devices, '-drive',$drive_cmd;
+ $drive->{ro} = 1 if drive_is_read_only($conf, $drive);
+ my $blockdev = generate_drive_blockdev($storecfg, $drive, $live_blockdev_name);
+ push @$devices, '-blockdev', JSON->new->canonical->allow_nonref->encode($blockdev) if $blockdev;
push @$devices, '-device', print_drivedevice_full(
$storecfg, $conf, $vmid, $drive, $bridges, $arch, $machine_type);
});
diff --git a/PVE/QemuServer/Drive.pm b/PVE/QemuServer/Drive.pm
index 81e1aa04..1a9242e1 100644
--- a/PVE/QemuServer/Drive.pm
+++ b/PVE/QemuServer/Drive.pm
@@ -24,6 +24,8 @@ drive_is_read_only
get_scsi_devicetype
parse_drive
print_drive
+print_drive_throttle_group
+generate_drive_blockdev
);
our $QEMU_FORMAT_RE = qr/raw|qcow|qcow2|qed|vmdk|cloop/;
@@ -87,7 +89,7 @@ sub get_cdrom_path {
}
sub get_iso_path {
- my ($storecfg, $vmid, $cdrom) = @_;
+ my ($storecfg, $cdrom) = @_;
if ($cdrom eq 'cdrom') {
return get_cdrom_path();
@@ -100,49 +102,6 @@ sub get_iso_path {
}
}
-# Returns the path that can be used on the QEMU commandline and in QMP commands as well as the
-# checked format of the drive.
-sub get_path_and_format {
- my ($storecfg, $vmid, $drive, $live_restore_name) = @_;
-
- my $path;
- my $volid = $drive->{file};
- my $drive_id = get_drive_id($drive);
-
- my ($storeid) = PVE::Storage::parse_volume_id($volid, 1);
-
- if (drive_is_cdrom($drive)) {
- $path = get_iso_path($storecfg, $vmid, $volid);
- die "$drive_id: cannot back cdrom drive with a live restore image\n" if $live_restore_name;
- } else {
- if ($storeid) {
- $path = PVE::Storage::path($storecfg, $volid);
- } else {
- $path = $volid;
- }
- }
-
- # For PVE-managed volumes, use the format from the storage layer and prevent overrides via the
- # drive's 'format' option. For unmanaged volumes, fallback to 'raw' to avoid auto-detection by
- # QEMU. For the special case 'none' (get_iso_path() returns an empty $path), there should be no
- # format or QEMU won't start.
- my $format;
- if (drive_is_cdrom($drive) && !$path) {
- # no format
- } elsif ($storeid) {
- $format = checked_volume_format($storecfg, $volid);
-
- if ($drive->{format} && $drive->{format} ne $format) {
- die "drive '$drive_id' - volume '$volid' - 'format=$drive->{format}' option different"
- ." from storage format '$format'\n";
- }
- } else {
- $format = $drive->{format} // 'raw';
- }
-
- return ($path, $format);
-}
-
my $MAX_IDE_DISKS = 4;
my $MAX_SCSI_DISKS = 31;
my $MAX_VIRTIO_DISKS = 16;
@@ -998,4 +957,357 @@ sub get_scsi_device_type {
return $devicetype;
}
+
+my sub storage_allows_io_uring_default {
+ my ($scfg, $cache_direct) = @_;
+
+ # io_uring with cache mode writeback or writethrough on krbd will hang...
+ return if $scfg && $scfg->{type} eq 'rbd' && $scfg->{krbd} && !$cache_direct;
+
+ # io_uring with cache mode writeback or writethrough on LVM will hang, without cache only
+ # sometimes, just plain disable...
+ return if $scfg && $scfg->{type} eq 'lvm';
+
+ # io_uring causes problems when used with CIFS since kernel 5.15
+ # Some discussion: https://www.spinics.net/lists/linux-cifs/msg26734.html
+ return if $scfg && $scfg->{type} eq 'cifs';
+
+ return 1;
+}
+
+my sub drive_uses_cache_direct {
+ my ($drive, $scfg) = @_;
+
+ my $cache_direct = 0;
+
+ if (my $cache = $drive->{cache}) {
+ $cache_direct = $cache =~ /^(?:off|none|directsync)$/;
+ } elsif (!drive_is_cdrom($drive) && !($scfg && $scfg->{type} eq 'btrfs' && !$scfg->{nocow})) {
+ $cache_direct = 1;
+ }
+
+ return $cache_direct;
+}
+
+sub generate_blockdev_drive_aio {
+ my ($drive, $scfg) = @_;
+
+ my $cache_direct = drive_uses_cache_direct($drive, $scfg);
+ $drive->{aio} = 'threads' if drive_is_cdrom($drive);
+ my $aio = $drive->{aio};
+ if (!$aio) {
+ if (storage_allows_io_uring_default($scfg, $cache_direct)) {
+ # io_uring supports all cache modes
+ $aio = "io_uring";
+ } else {
+ # aio native works only with O_DIRECT
+ if($cache_direct) {
+ $aio = "native";
+ } else {
+ $aio = "threads";
+ }
+ }
+ }
+ return $aio;
+}
+
+sub generate_blockdev_drive_cache {
+ my ($drive, $scfg) = @_;
+
+ my $cache_direct = drive_uses_cache_direct($drive, $scfg);
+ my $cache = {};
+ $cache->{direct} = $cache_direct ? JSON::true : JSON::false;
+ $cache->{'no-flush'} = $drive->{cache} && $drive->{cache} eq 'unsafe' ? JSON::true : JSON::false;
+ return $cache;
+}
+
+sub generate_throttle_group {
+ my ($drive) = @_;
+
+ my $drive_id = get_drive_id($drive);
+
+ my $throttle_group = { id => "throttle-drive-$drive_id" };
+ my $limits = {};
+
+ foreach my $type (['', '-total'], [_rd => '-read'], [_wr => '-write']) {
+ my ($dir, $qmpname) = @$type;
+
+ if (my $v = $drive->{"mbps$dir"}) {
+ $limits->{"bps$qmpname"} = int($v*1024*1024);
+ }
+ if (my $v = $drive->{"mbps${dir}_max"}) {
+ $limits->{"bps$qmpname-max"} = int($v*1024*1024);
+ }
+ if (my $v = $drive->{"bps${dir}_max_length"}) {
+ $limits->{"bps$qmpname-max-length"} = int($v)
+ }
+ if (my $v = $drive->{"iops${dir}"}) {
+ $limits->{"iops$qmpname"} = int($v);
+ }
+ if (my $v = $drive->{"iops${dir}_max"}) {
+ $limits->{"iops$qmpname-max"} = int($v);
+ }
+ if (my $v = $drive->{"iops${dir}_max_length"}) {
+ $limits->{"iops$qmpname-max-length"} = int($v);
+ }
+ }
+
+ $throttle_group->{limits} = $limits;
+
+ return $throttle_group;
+}
+
+sub print_drive_throttle_group {
+ my ($drive) = @_;
+
+ return if drive_is_cdrom($drive) && $drive->{file} eq 'none';
+
+ my $group = generate_throttle_group($drive);
+ $group->{'qom-type'} = "throttle-group";
+ return JSON->new->canonical->allow_nonref->encode($group)
+}
+
+sub generate_file_blockdev {
+ my ($storecfg, $drive, $snap, $nodename) = @_;
+
+ my $volid = $drive->{file};
+ my $blockdev = {};
+
+ my $scfg = undef;
+ my $path = $volid;
+ my $storeid = undef;
+
+ if($path !~ m/^nbd:(\S+)$/) {
+
+ ($storeid) = PVE::Storage::parse_volume_id($volid, 1);
+ my $vtype = $storeid ? (PVE::Storage::parse_volname($storecfg, $drive->{file}))[0] : undef;
+ die "$driveid: explicit media parameter is required for iso images\n"
+ if !defined($drive->{media}) && defined($vtype) && $vtype eq 'iso';
+
+ if (drive_is_cdrom($drive)) {
+ $path = get_iso_path($storecfg, $volid);
+ } elsif ($storeid) {
+ $path = PVE::Storage::path($storecfg, $volid, $snap);
+ $scfg = PVE::Storage::storage_config($storecfg, $storeid);
+ }
+ }
+
+ if ($path =~ m/^rbd:(\S+)$/) {
+
+ my $rbd_options = $1;
+ $blockdev->{driver} = 'rbd';
+
+ #map options to key=value pair (if not key is provided, this is the image)
+ #options are seprated with : but we need to exclude \: used for ipv6 address
+ my $options = {
+ map {
+ s/\\:/:/g; /^(.*?)=(.*)/ ? ($1=>$2) : (image=>$_)
+ } $rbd_options =~ /(?:\\:|\[[^\]]*\]|[^:\\])+/g
+ };
+
+
+ $blockdev->{'auth-client-required'} = [$options->{'auth_supported'}] if $options->{'auth_supported'};
+ $blockdev->{'conf'} = $options->{'conf'} if $options->{'conf'};
+ $blockdev->{'user'} = $options->{'id'} if $options->{'id'};
+
+ if($options->{'mon_host'}) {
+ my $server = [];
+ my @mons = split(';', $options->{'mon_host'});
+ for my $mon (@mons) {
+ $mon =~ s/[\[\]]//g;
+ my ($host, $port) = PVE::Tools::parse_host_and_port($mon);
+ $port = '3300' if !$port;
+ push @$server, { host => $host, port => $port };
+ }
+ $blockdev->{server} = $server;
+ }
+
+ if($options->{'image'} =~ m|^(\S+)/(\S+)$|) {
+ $blockdev->{pool} = $1;
+ $blockdev->{image} = $2;
+ if($blockdev->{image} =~ m|^(\S+)/(\S+)$|) {
+ $blockdev->{namespace} = $1;
+ $blockdev->{image} = $2;
+ }
+ }
+
+ if($options->{keyring} && $blockdev->{server}) {
+ #qemu devs are removed passing arbitrary values to blockdev object, and don't have added
+ #keyring to the list of allowed keys. It need to be defined in the store ceph.conf.
+ #https://lists.gnu.org/archive/html/qemu-devel/2018-08/msg02676.html
+ #another way could be to simply patch qemu to allow the key
+ my $ceph_conf = "/etc/pve/priv/ceph/${storeid}.conf";
+ $blockdev->{conf} = $ceph_conf;
+ if (!-e $ceph_conf) {
+ my $content = "[global]\nkeyring = $options->{keyring}\n";
+ PVE::Tools::file_set_contents($ceph_conf, $content, 0400);
+ }
+ }
+ } elsif ($path =~ m/^nbd:(\S+):(\d+):exportname=(\S+)$/) {
+ my $server = { type => 'inet', host => $1, port => $2 };
+ $blockdev = { driver => 'nbd', server => $server, export => $3 };
+ } elsif ($path =~ m/^nbd:unix:(\S+):exportname=(\S+)$/) {
+ my $server = { type => 'unix', path => $1 };
+ $blockdev = { driver => 'nbd', server => $server, export => $2 };
+ } elsif ($path =~ m|^gluster(\+(tcp\|unix\|rdma))?://(.*)/(.*)/(images/(\S+)/(\S+))$|) {
+ my $protocol = $2 ? $2 : 'inet';
+ $protocol = 'inet' if $protocol eq 'tcp';
+ my $server = [{ type => $protocol, host => $3, port => '24007' }];
+ $blockdev = { driver => 'gluster', server => $server, volume => $4, path => $5 };
+ } elsif ($path =~ m/^iscsi:\/\/(\S+)\/(\S+)\/(\d+)$/) {
+ $blockdev = { driver => 'iscsi', portal => $1, target => $2, lun => $3, transport => "tcp" };
+ } elsif ($path =~ m/^\/dev/) {
+ my $driver = drive_is_cdrom($drive) ? 'host_cdrom' : 'host_device';
+ $blockdev = { driver => $driver, filename => $path };
+ } elsif ($path =~ m/^\//) {
+ $blockdev = { driver => 'file', filename => $path};
+ } else {
+ die "unsupported path: $path\n";
+ }
+
+ $blockdev->{cache} = generate_blockdev_drive_cache($drive, $scfg);
+ #non-host qemu block driver (rbd, gluster,iscsi,..) don't have aio attribute
+ $blockdev->{aio} = generate_blockdev_drive_aio($drive, $scfg) if $blockdev->{filename};
+
+ ##discard && detect-zeroes
+ my $discard = 'ignore';
+ if($drive->{discard}) {
+ $discard = $drive->{discard};
+ $discard = 'unmap' if $discard eq 'on';
+ }
+ $blockdev->{discard} = $discard if !drive_is_cdrom($drive);
+
+ my $detect_zeroes;
+ if (defined($drive->{detect_zeroes}) && !$drive->{detect_zeroes}) {
+ $detect_zeroes = 'off';
+ } elsif ($drive->{discard}) {
+ $detect_zeroes = $drive->{discard} eq 'on' ? 'unmap' : 'on';
+ } else {
+ # This used to be our default with discard not being specified:
+ $detect_zeroes = 'on';
+ }
+ $blockdev->{'detect-zeroes'} = $detect_zeroes if !drive_is_cdrom($drive);
+
+ $nodename = encode_nodename('file', $volid, $snap) if !$nodename;
+ $blockdev->{'node-name'} = $nodename;
+
+ return $blockdev;
+}
+
+sub generate_format_blockdev {
+ my ($storecfg, $drive, $file, $snap, $nodename) = @_;
+
+ my $volid = $drive->{file};
+ #nbd don't support format blockdev, return the fileblockdev
+ return $file if $volid =~ /^nbd:/;
+
+ my $scfg = undef;
+ $nodename = encode_nodename('fmt', $volid, $snap) if !$nodename;
+
+ my $drive_id = get_drive_id($drive);
+
+ if ($drive->{zeroinit}) {
+ #fixme how to handle zeroinit ? insert special blockdev filter ?
+ }
+
+ my ($storeid, $volname) = PVE::Storage::parse_volume_id($volid, 1);
+
+ # For PVE-managed volumes, use the format from the storage layer and prevent overrides via the
+ # drive's 'format' option. For unmanaged volumes, fallback to 'raw' to avoid auto-detection by
+ # QEMU.
+ my $format = undef;
+ if($storeid) {
+ $scfg = PVE::Storage::storage_config($storecfg, $storeid);
+ $format = checked_volume_format($storecfg, $volid);
+ if ($drive->{format} && $drive->{format} ne $format) {
+ die "drive '$drive->{interface}$drive->{index}' - volume '$volid'"
+ ." - 'format=$drive->{format}' option different from storage format '$format'\n";
+ }
+ } else {
+ $format = $drive->{format} // 'raw';
+ }
+
+ my $readonly = defined($drive->{ro}) ? JSON::true : JSON::false;
+
+ #libvirt define cache option on both format && file
+ my $cache = generate_blockdev_drive_cache($drive, $scfg);
+
+ my $blockdev = { 'node-name' => $nodename, driver => $format, file => $file, cache => $cache, 'read-only' => $readonly };
+
+ return $blockdev;
+}
+
+sub generate_drive_blockdev {
+ my ($storecfg, $drive, $live_restore_name) = @_;
+
+ my $volid = $drive->{file};
+ my $drive_id = get_drive_id($drive);
+
+ if (drive_is_cdrom($drive)) {
+ die "$drive_id: cannot back cdrom drive with a live restore image\n" if $live_restore_name;
+
+ my $path = get_iso_path($storecfg, $volid);
+ #throttle-filter can't be defined without attached disk
+ return if !$path;
+ $drive->{ro} = 1;
+ }
+
+ my $blockdev_file = generate_file_blockdev($storecfg, $drive);
+ my $blockdev_format = generate_format_blockdev($storecfg, $drive, $blockdev_file);
+
+ my $blockdev_live_restore = undef;
+ if ($live_restore_name) {
+ die "$drive_id: Proxmox Backup Server backed drive cannot auto-detect the format\n"
+ if !$drive->{format};
+
+ $blockdev_live_restore = { 'node-name' => "liverestore-drive-$drive_id",
+ backing => $live_restore_name,
+ 'auto-remove' => 'on', format => "alloc-track",
+ file => $blockdev_format };
+ }
+
+ #this is the topfilter entry point, use $drive-drive_id as nodename
+ my $blockdev_throttle = { driver => "throttle", 'node-name' => "drive-$drive_id", 'throttle-group' => "throttle-drive-$drive_id" };
+ #put liverestore filter between throttle && format filter
+ $blockdev_throttle->{file} = $live_restore_name ? $blockdev_live_restore : $blockdev_format;
+ return $blockdev_throttle,
+}
+
+sub encode_base62 {
+ my ($input) = @_;
+ my @chars = ('0'..'9', 'A'..'Z', 'a'..'z');
+ my $base = 62;
+ my $value = 0;
+
+ foreach my $byte (unpack('C*', $input)) {
+ $value = $value * 256 + $byte;
+ }
+
+ my $result = '';
+ while ($value > 0) {
+ $result = $chars[$value % $base] . $result;
+ $value = int($value / $base);
+ }
+
+ return $result || '0';
+}
+
+sub encode_nodename {
+ my ($type, $volid, $snap) = @_;
+
+ my $nodename = "$volid";
+ $nodename .= "-$snap" if $snap;
+ $nodename = encode_base62(Digest::SHA::sha1($nodename));
+ my $prefix = "";
+ if ($type eq 'fmt') {
+ $prefix = 'f';
+ } elsif ($type eq 'file') {
+ $prefix = 'e';
+ } else {
+ die "wrong node type";
+ }
+ #node-name start with an alpha character
+ return "$prefix-$nodename";
+}
+
1;
diff --git a/test/cfg2cmd/bootorder-empty.conf.cmd b/test/cfg2cmd/bootorder-empty.conf.cmd
index 07d46ee9..63e73be1 100644
--- a/test/cfg2cmd/bootorder-empty.conf.cmd
+++ b/test/cfg2cmd/bootorder-empty.conf.cmd
@@ -27,14 +27,16 @@
-device 'VGA,id=vga,bus=pci.0,addr=0x2' \
-device 'virtio-balloon-pci,id=balloon0,bus=pci.0,addr=0x3,free-page-reporting=on' \
-iscsi 'initiator-name=iqn.1993-08.org.debian:01:aabbccddeeff' \
- -drive 'if=none,id=drive-ide2,media=cdrom,aio=io_uring' \
- -device 'ide-cd,bus=ide.1,unit=0,drive=drive-ide2,id=ide2' \
+ -device 'ide-cd,bus=ide.1,unit=0,id=ide2' \
-device 'lsi,id=scsihw0,bus=pci.0,addr=0x5' \
- -drive 'file=/var/lib/vz/images/8006/vm-8006-disk-0.qcow2,if=none,id=drive-scsi4,discard=on,format=qcow2,cache=none,aio=io_uring,detect-zeroes=unmap' \
+ -object '{"id":"throttle-drive-scsi4","limits":{},"qom-type":"throttle-group"}' \
+ -blockdev '{"driver":"throttle","file":{"cache":{"direct":true,"no-flush":false},"driver":"qcow2","file":{"aio":"io_uring","cache":{"direct":true,"no-flush":false},"detect-zeroes":"unmap","discard":"unmap","driver":"file","filename":"/var/lib/vz/images/8006/vm-8006-disk-0.qcow2","node-name":"e-IQHs2Stp3mYmKYSGmUACmUu8i6u"},"node-name":"f-IQHs2Stp3mYmKYSGmUACmUu8i6u","read-only":false},"node-name":"drive-scsi4","throttle-group":"throttle-drive-scsi4"}'
-device 'scsi-hd,bus=scsihw0.0,scsi-id=4,drive=drive-scsi4,id=scsi4' \
- -drive 'file=/var/lib/vz/images/8006/vm-8006-disk-0.qcow2,if=none,id=drive-virtio0,discard=on,format=qcow2,cache=none,aio=io_uring,detect-zeroes=unmap' \
+ -object '{"id":"throttle-drive-virtio0","limits":{},"qom-type":"throttle-group"}' \
+ -blockdev '{"driver":"throttle","file":{"cache":{"direct":true,"no-flush":false},"driver":"qcow2","file":{"aio":"io_uring","cache":{"direct":true,"no-flush":false},"detect-zeroes":"unmap","discard":"unmap","driver":"file","filename":"/var/lib/vz/images/8006/vm-8006-disk-0.qcow2","node-name":"e-IQHs2Stp3mYmKYSGmUACmUu8i6u"},"node-name":"f-IQHs2Stp3mYmKYSGmUACmUu8i6u","read-only":false},"node-name":"drive-virtio0","throttle-group":"throttle-drive-virtio0"}' \
-device 'virtio-blk-pci,drive=drive-virtio0,id=virtio0,bus=pci.0,addr=0xa,iothread=iothread-virtio0' \
- -drive 'file=/var/lib/vz/images/8006/vm-8006-disk-0.qcow2,if=none,id=drive-virtio1,discard=on,format=qcow2,cache=none,aio=io_uring,detect-zeroes=unmap' \
+ -object '{"id":"throttle-drive-virtio1","limits":{},"qom-type":"throttle-group"}' \
+ -blockdev '{"driver":"throttle","file":{"cache":{"direct":true,"no-flush":false},"driver":"qcow2","file":{"aio":"io_uring","cache":{"direct":true,"no-flush":false},"detect-zeroes":"unmap","discard":"unmap","driver":"file","filename":"/var/lib/vz/images/8006/vm-8006-disk-0.qcow2","node-name":"e-IQHs2Stp3mYmKYSGmUACmUu8i6u"},"node-name":"f-IQHs2Stp3mYmKYSGmUACmUu8i6u","read-only":false},"node-name":"drive-virtio1","throttle-group":"throttle-drive-virtio1"}' \
-device 'virtio-blk-pci,drive=drive-virtio1,id=virtio1,bus=pci.0,addr=0xb,iothread=iothread-virtio1' \
-netdev 'type=tap,id=net0,ifname=tap8006i0,script=/usr/libexec/qemu-server/pve-bridge,downscript=/usr/libexec/qemu-server/pve-bridgedown,vhost=on' \
-device 'virtio-net-pci,mac=A2:C0:43:77:08:A0,netdev=net0,bus=pci.0,addr=0x12,id=net0,rx_queue_size=1024,tx_queue_size=256' \
diff --git a/test/cfg2cmd/bootorder-legacy.conf.cmd b/test/cfg2cmd/bootorder-legacy.conf.cmd
index d12dcd94..7debfe13 100644
--- a/test/cfg2cmd/bootorder-legacy.conf.cmd
+++ b/test/cfg2cmd/bootorder-legacy.conf.cmd
@@ -27,14 +27,16 @@
-device 'VGA,id=vga,bus=pci.0,addr=0x2' \
-device 'virtio-balloon-pci,id=balloon0,bus=pci.0,addr=0x3,free-page-reporting=on' \
-iscsi 'initiator-name=iqn.1993-08.org.debian:01:aabbccddeeff' \
- -drive 'if=none,id=drive-ide2,media=cdrom,aio=io_uring' \
- -device 'ide-cd,bus=ide.1,unit=0,drive=drive-ide2,id=ide2,bootindex=200' \
+ -device 'ide-cd,bus=ide.1,unit=0,id=ide2,bootindex=200' \
-device 'lsi,id=scsihw0,bus=pci.0,addr=0x5' \
- -drive 'file=/var/lib/vz/images/8006/vm-8006-disk-0.qcow2,if=none,id=drive-scsi4,discard=on,format=qcow2,cache=none,aio=io_uring,detect-zeroes=unmap' \
+ -object '{"id":"throttle-drive-scsi4","limits":{},"qom-type":"throttle-group"}' \
+ -blockdev '{"driver":"throttle","file":{"cache":{"direct":true,"no-flush":false},"driver":"qcow2","file":{"aio":"io_uring","cache":{"direct":true,"no-flush":false},"detect-zeroes":"unmap","discard":"unmap","driver":"file","filename":"/var/lib/vz/images/8006/vm-8006-disk-0.qcow2","node-name":"e-IQHs2Stp3mYmKYSGmUACmUu8i6u"},"node-name":"f-IQHs2Stp3mYmKYSGmUACmUu8i6u","read-only":false},"node-name":"drive-scsi4","throttle-group":"throttle-drive-scsi4"}' \
-device 'scsi-hd,bus=scsihw0.0,scsi-id=4,drive=drive-scsi4,id=scsi4' \
- -drive 'file=/var/lib/vz/images/8006/vm-8006-disk-0.qcow2,if=none,id=drive-virtio0,discard=on,format=qcow2,cache=none,aio=io_uring,detect-zeroes=unmap' \
+ -object '{"id":"throttle-drive-virtio0","limits":{},"qom-type":"throttle-group"}' \
+ -blockdev '{"driver":"throttle","file":{"cache":{"direct":true,"no-flush":false},"driver":"qcow2","file":{"aio":"io_uring","cache":{"direct":true,"no-flush":false},"detect-zeroes":"unmap","discard":"unmap","driver":"file","filename":"/var/lib/vz/images/8006/vm-8006-disk-0.qcow2","node-name":"e-IQHs2Stp3mYmKYSGmUACmUu8i6u"},"node-name":"f-IQHs2Stp3mYmKYSGmUACmUu8i6u","read-only":false},"node-name":"drive-virtio0","throttle-group":"throttle-drive-virtio0"}' \
-device 'virtio-blk-pci,drive=drive-virtio0,id=virtio0,bus=pci.0,addr=0xa,iothread=iothread-virtio0' \
- -drive 'file=/var/lib/vz/images/8006/vm-8006-disk-0.qcow2,if=none,id=drive-virtio1,discard=on,format=qcow2,cache=none,aio=io_uring,detect-zeroes=unmap' \
+ -object '{"id":"throttle-drive-virtio1","limits":{},"qom-type":"throttle-group"}' \
+ -blockdev '{"driver":"throttle","file":{"cache":{"direct":true,"no-flush":false},"driver":"qcow2","file":{"aio":"io_uring","cache":{"direct":true,"no-flush":false},"detect-zeroes":"unmap","discard":"unmap","driver":"file","filename":"/var/lib/vz/images/8006/vm-8006-disk-0.qcow2","node-name":"e-IQHs2Stp3mYmKYSGmUACmUu8i6u"},"node-name":"f-IQHs2Stp3mYmKYSGmUACmUu8i6u","read-only":false},"node-name":"drive-virtio1","throttle-group":"throttle-drive-virtio1"}' \
-device 'virtio-blk-pci,drive=drive-virtio1,id=virtio1,bus=pci.0,addr=0xb,iothread=iothread-virtio1,bootindex=302' \
-netdev 'type=tap,id=net0,ifname=tap8006i0,script=/usr/libexec/qemu-server/pve-bridge,downscript=/usr/libexec/qemu-server/pve-bridgedown,vhost=on' \
-device 'virtio-net-pci,mac=A2:C0:43:77:08:A0,netdev=net0,bus=pci.0,addr=0x12,id=net0,rx_queue_size=1024,tx_queue_size=256,bootindex=100' \
diff --git a/test/cfg2cmd/bootorder.conf.cmd b/test/cfg2cmd/bootorder.conf.cmd
index 2f2aa555..79d6da95 100644
--- a/test/cfg2cmd/bootorder.conf.cmd
+++ b/test/cfg2cmd/bootorder.conf.cmd
@@ -27,14 +27,16 @@
-device 'VGA,id=vga,bus=pci.0,addr=0x2' \
-device 'virtio-balloon-pci,id=balloon0,bus=pci.0,addr=0x3,free-page-reporting=on' \
-iscsi 'initiator-name=iqn.1993-08.org.debian:01:aabbccddeeff' \
- -drive 'if=none,id=drive-ide2,media=cdrom,aio=io_uring' \
- -device 'ide-cd,bus=ide.1,unit=0,drive=drive-ide2,id=ide2,bootindex=103' \
+ -device 'ide-cd,bus=ide.1,unit=0,id=ide2,bootindex=103' \
-device 'lsi,id=scsihw0,bus=pci.0,addr=0x5' \
- -drive 'file=/var/lib/vz/images/8006/vm-8006-disk-0.qcow2,if=none,id=drive-scsi4,discard=on,format=qcow2,cache=none,aio=io_uring,detect-zeroes=unmap' \
+ -object '{"id":"throttle-drive-scsi4","limits":{},"qom-type":"throttle-group"}' \
+ -blockdev '{"driver":"throttle","file":{"cache":{"direct":true,"no-flush":false},"driver":"qcow2","file":{"aio":"io_uring","cache":{"direct":true,"no-flush":false},"detect-zeroes":"unmap","discard":"unmap","driver":"file","filename":"/var/lib/vz/images/8006/vm-8006-disk-0.qcow2","node-name":"e-IQHs2Stp3mYmKYSGmUACmUu8i6u"},"node-name":"f-IQHs2Stp3mYmKYSGmUACmUu8i6u","read-only":false},"node-name":"drive-scsi4","throttle-group":"throttle-drive-scsi4"}' \
-device 'scsi-hd,bus=scsihw0.0,scsi-id=4,drive=drive-scsi4,id=scsi4,bootindex=102' \
- -drive 'file=/var/lib/vz/images/8006/vm-8006-disk-0.qcow2,if=none,id=drive-virtio0,discard=on,format=qcow2,cache=none,aio=io_uring,detect-zeroes=unmap' \
+ -object '{"id":"throttle-drive-virtio0","limits":{},"qom-type":"throttle-group"}' \
+ -blockdev '{"driver":"throttle","file":{"cache":{"direct":true,"no-flush":false},"driver":"qcow2","file":{"aio":"io_uring","cache":{"direct":true,"no-flush":false},"detect-zeroes":"unmap","discard":"unmap","driver":"file","filename":"/var/lib/vz/images/8006/vm-8006-disk-0.qcow2","node-name":"e-IQHs2Stp3mYmKYSGmUACmUu8i6u"},"node-name":"f-IQHs2Stp3mYmKYSGmUACmUu8i6u","read-only":false},"node-name":"drive-virtio0","throttle-group":"throttle-drive-virtio0"}' \
-device 'virtio-blk-pci,drive=drive-virtio0,id=virtio0,bus=pci.0,addr=0xa,iothread=iothread-virtio0' \
- -drive 'file=/var/lib/vz/images/8006/vm-8006-disk-0.qcow2,if=none,id=drive-virtio1,discard=on,format=qcow2,cache=none,aio=io_uring,detect-zeroes=unmap' \
+ -object '{"id":"throttle-drive-virtio1","limits":{},"qom-type":"throttle-group"}' \
+ -blockdev '{"driver":"throttle","file":{"cache":{"direct":true,"no-flush":false},"driver":"qcow2","file":{"aio":"io_uring","cache":{"direct":true,"no-flush":false},"detect-zeroes":"unmap","discard":"unmap","driver":"file","filename":"/var/lib/vz/images/8006/vm-8006-disk-0.qcow2","node-name":"e-IQHs2Stp3mYmKYSGmUACmUu8i6u"},"node-name":"f-IQHs2Stp3mYmKYSGmUACmUu8i6u","read-only":false},"node-name":"drive-virtio1","throttle-group":"throttle-drive-virtio1"}' \
-device 'virtio-blk-pci,drive=drive-virtio1,id=virtio1,bus=pci.0,addr=0xb,iothread=iothread-virtio1,bootindex=100' \
-netdev 'type=tap,id=net0,ifname=tap8006i0,script=/usr/libexec/qemu-server/pve-bridge,downscript=/usr/libexec/qemu-server/pve-bridgedown,vhost=on' \
-device 'virtio-net-pci,mac=A2:C0:43:77:08:A0,netdev=net0,bus=pci.0,addr=0x12,id=net0,rx_queue_size=1024,tx_queue_size=256,bootindex=101' \
diff --git a/test/cfg2cmd/cputype-icelake-client-deprecation.conf.cmd b/test/cfg2cmd/cputype-icelake-client-deprecation.conf.cmd
index 4fe10b66..e5edcb4c 100644
--- a/test/cfg2cmd/cputype-icelake-client-deprecation.conf.cmd
+++ b/test/cfg2cmd/cputype-icelake-client-deprecation.conf.cmd
@@ -25,9 +25,9 @@
-device 'VGA,id=vga,bus=pci.0,addr=0x2' \
-device 'virtio-balloon-pci,id=balloon0,bus=pci.0,addr=0x3,free-page-reporting=on' \
-iscsi 'initiator-name=iqn.1993-08.org.debian:01:aabbccddeeff' \
- -drive 'if=none,id=drive-ide2,media=cdrom,aio=io_uring' \
- -device 'ide-cd,bus=ide.1,unit=0,drive=drive-ide2,id=ide2,bootindex=200' \
+ -device 'ide-cd,bus=ide.1,unit=0,id=ide2,bootindex=200' \
-device 'virtio-scsi-pci,id=scsihw0,bus=pci.0,addr=0x5' \
- -drive 'file=/var/lib/vz/images/8006/base-8006-disk-0.qcow2,if=none,id=drive-scsi0,discard=on,format=qcow2,cache=none,aio=io_uring,detect-zeroes=unmap' \
+ -object '{"id":"throttle-drive-scsi0","limits":{},"qom-type":"throttle-group"}' \
+ -blockdev '{"driver":"throttle","file":{"cache":{"direct":true,"no-flush":false},"driver":"qcow2","file":{"aio":"io_uring","cache":{"direct":true,"no-flush":false},"detect-zeroes":"unmap","discard":"unmap","driver":"file","filename":"/var/lib/vz/images/8006/base-8006-disk-0.qcow2","node-name":"e-Nc8rhHZ7kcE2uuU2M8keyicwm0w"},"node-name":"f-Nc8rhHZ7kcE2uuU2M8keyicwm0w","read-only":false},"node-name":"drive-scsi0","throttle-group":"throttle-drive-scsi0"}'
-device 'scsi-hd,bus=scsihw0.0,channel=0,scsi-id=0,lun=0,drive=drive-scsi0,id=scsi0,bootindex=100' \
-machine 'type=pc+pve1'
diff --git a/test/cfg2cmd/ide.conf.cmd b/test/cfg2cmd/ide.conf.cmd
index 273b8e7d..eca6bacd 100644
--- a/test/cfg2cmd/ide.conf.cmd
+++ b/test/cfg2cmd/ide.conf.cmd
@@ -25,16 +25,21 @@
-device 'VGA,id=vga,bus=pci.0,addr=0x2' \
-device 'virtio-balloon-pci,id=balloon0,bus=pci.0,addr=0x3,free-page-reporting=on' \
-iscsi 'initiator-name=iqn.1993-08.org.debian:01:aabbccddeeff' \
- -drive 'file=/mnt/pve/cifs-store/template/iso/zero.iso,if=none,id=drive-ide0,media=cdrom,format=raw,aio=threads' \
- -device 'ide-cd,bus=ide.0,unit=0,drive=drive-ide0,id=ide0,bootindex=200' \
- -drive 'file=/mnt/pve/cifs-store/template/iso/one.iso,if=none,id=drive-ide1,media=cdrom,format=raw,aio=threads' \
- -device 'ide-cd,bus=ide.0,unit=1,drive=drive-ide1,id=ide1,bootindex=201' \
- -drive 'file=/mnt/pve/cifs-store/template/iso/two.iso,if=none,id=drive-ide2,media=cdrom,format=raw,aio=threads' \
- -device 'ide-cd,bus=ide.1,unit=0,drive=drive-ide2,id=ide2,bootindex=202' \
- -drive 'file=/mnt/pve/cifs-store/template/iso/three.iso,if=none,id=drive-ide3,media=cdrom,format=raw,aio=threads' \
- -device 'ide-cd,bus=ide.1,unit=1,drive=drive-ide3,id=ide3,bootindex=203' \
+ -object '{"id":"throttle-drive-ide0","limits":{},"qom-type":"throttle-group"}' \
+ -blockdev '{"driver":"throttle","file":{"cache":{"direct":false,"no-flush":false},"driver":"raw","file":{"aio":"threads","cache":{"direct":false,"no-flush":false},"driver":"file","filename":"/mnt/pve/cifs-store/template/iso/zero.iso","node-name":"e-OO9IkxxtCYSqog6okQom0we4S48"},"node-name":"f-OO9IkxxtCYSqog6okQom0we4S48","read-only":true},"node-name":"drive-ide0","throttle-group":"throttle-drive-ide0"}' \
+ -device 'ide-cd,bus=ide.0,unit=0,id=ide0,drive=drive-ide0,bootindex=200' \
+ -object '{"id":"throttle-drive-ide1","limits":{},"qom-type":"throttle-group"}' \
+ -blockdev '{"driver":"throttle","file":{"cache":{"direct":false,"no-flush":false},"driver":"raw","file":{"aio":"threads","cache":{"direct":false,"no-flush":false},"driver":"file","filename":"/mnt/pve/cifs-store/template/iso/one.iso","node-name":"e-OiteZ9aAusKmw6oIO8qucwmmmUU"},"node-name":"f-OiteZ9aAusKmw6oIO8qucwmmmUU","read-only":true},"node-name":"drive-ide1","throttle-group":"throttle-drive-ide1"}' \
+ -device 'ide-cd,bus=ide.0,unit=1,id=ide1,drive=drive-ide1,bootindex=201' \
+ -object '{"id":"throttle-drive-ide2","limits":{},"qom-type":"throttle-group"}' \
+ -blockdev '{"driver":"throttle","file":{"cache":{"direct":false,"no-flush":false},"driver":"raw","file":{"aio":"threads","cache":{"direct":false,"no-flush":false},"driver":"file","filename":"/mnt/pve/cifs-store/template/iso/two.iso","node-name":"e-1Aib1Kemp2sgocAWokMGOyIQyQY"},"node-name":"f-1Aib1Kemp2sgocAWokMGOyIQyQY","read-only":true},"node-name":"drive-ide2","throttle-group":"throttle-drive-ide2"}' \
+ -device 'ide-cd,bus=ide.1,unit=0,id=ide2,drive=drive-ide2,bootindex=202' \
+ -object '{"id":"throttle-drive-ide3","limits":{},"qom-type":"throttle-group"}' \
+ -blockdev '{"driver":"throttle","file":{"cache":{"direct":false,"no-flush":false},"driver":"raw","file":{"aio":"threads","cache":{"direct":false,"no-flush":false},"driver":"file","filename":"/mnt/pve/cifs-store/template/iso/three.iso","node-name":"e-UKCOEDGubQ8AywsAyqqGIywCIWQ"},"node-name":"f-UKCOEDGubQ8AywsAyqqGIywCIWQ","read-only":true},"node-name":"drive-ide3","throttle-group":"throttle-drive-ide3"}' \
+ -device 'ide-cd,bus=ide.1,unit=1,id=ide3,drive=drive-ide3,bootindex=203' \
-device 'virtio-scsi-pci,id=scsihw0,bus=pci.0,addr=0x5' \
- -drive 'file=/var/lib/vz/images/100/vm-100-disk-2.qcow2,if=none,id=drive-scsi0,format=qcow2,cache=none,aio=io_uring,detect-zeroes=on' \
+ -object '{"id":"throttle-drive-scsi0","limits":{},"qom-type":"throttle-group"}' \
+ -blockdev '{"driver":"throttle","file":{"cache":{"direct":true,"no-flush":false},"driver":"qcow2","file":{"aio":"io_uring","cache":{"direct":true,"no-flush":false},"detect-zeroes":"on","discard":"ignore","driver":"file","filename":"/var/lib/vz/images/100/vm-100-disk-2.qcow2","node-name":"e-6zrMeiDDrkeISyGMGwACygKAISG"},"node-name":"f-6zrMeiDDrkeISyGMGwACygKAISG","read-only":false},"node-name":"drive-scsi0","throttle-group":"throttle-drive-scsi0"}' \
-device 'scsi-hd,bus=scsihw0.0,channel=0,scsi-id=0,lun=0,drive=drive-scsi0,id=scsi0,bootindex=100' \
-netdev 'type=tap,id=net0,ifname=tap8006i0,script=/usr/libexec/qemu-server/pve-bridge,downscript=/usr/libexec/qemu-server/pve-bridgedown,vhost=on' \
-device 'virtio-net-pci,mac=2E:01:68:F9:9C:87,netdev=net0,bus=pci.0,addr=0x12,id=net0,rx_queue_size=1024,tx_queue_size=256,bootindex=300' \
diff --git a/test/cfg2cmd/pinned-version-pxe-pve.conf.cmd b/test/cfg2cmd/pinned-version-pxe-pve.conf.cmd
index 7301e3fa..01eed505 100644
--- a/test/cfg2cmd/pinned-version-pxe-pve.conf.cmd
+++ b/test/cfg2cmd/pinned-version-pxe-pve.conf.cmd
@@ -23,10 +23,10 @@
-device 'virtio-rng-pci,rng=rng0,max-bytes=1024,period=1000,bus=pci.1,addr=0x1d' \
-device 'virtio-balloon-pci,id=balloon0,bus=pci.0,addr=0x3' \
-iscsi 'initiator-name=iqn.1993-08.org.debian:01:aabbccddeeff' \
- -drive 'if=none,id=drive-ide2,media=cdrom,aio=io_uring' \
- -device 'ide-cd,bus=ide.1,unit=0,drive=drive-ide2,id=ide2,bootindex=200' \
+ -device 'ide-cd,bus=ide.1,unit=0,id=ide2,bootindex=200' \
-device 'virtio-scsi-pci,id=scsihw0,bus=pci.0,addr=0x5' \
- -drive 'file=/var/lib/vz/images/8006/vm-8006-disk-0.raw,if=none,id=drive-scsi0,discard=on,format=raw,cache=none,aio=io_uring,detect-zeroes=unmap' \
+ -object '{"id":"throttle-drive-scsi0","limits":{},"qom-type":"throttle-group"}' \
+ -blockdev '{"driver":"throttle","file":{"cache":{"direct":true,"no-flush":false},"driver":"raw","file":{"aio":"io_uring","cache":{"direct":true,"no-flush":false},"detect-zeroes":"unmap","discard":"unmap","driver":"file","filename":"/var/lib/vz/images/8006/vm-8006-disk-0.raw","node-name":"e-QrVmtMFNQG4wiK6key0AGkSGiE2"},"node-name":"f-QrVmtMFNQG4wiK6key0AGkSGiE2","read-only":false},"node-name":"drive-scsi0","throttle-group":"throttle-drive-scsi0"}' \
-device 'scsi-hd,bus=scsihw0.0,channel=0,scsi-id=0,lun=0,drive=drive-scsi0,id=scsi0,bootindex=100' \
-netdev 'type=tap,id=net0,ifname=tap8006i0,script=/usr/libexec/qemu-server/pve-bridge,downscript=/usr/libexec/qemu-server/pve-bridgedown,vhost=on' \
-device 'virtio-net-pci,mac=A2:C0:43:77:08:A1,netdev=net0,bus=pci.0,addr=0x12,id=net0,bootindex=300,romfile=pxe-virtio.rom' \
diff --git a/test/cfg2cmd/pinned-version-pxe.conf.cmd b/test/cfg2cmd/pinned-version-pxe.conf.cmd
index 89be8c69..6d6c4c63 100644
--- a/test/cfg2cmd/pinned-version-pxe.conf.cmd
+++ b/test/cfg2cmd/pinned-version-pxe.conf.cmd
@@ -21,10 +21,10 @@
-device 'VGA,id=vga,bus=pcie.0,addr=0x1' \
-device 'virtio-balloon-pci,id=balloon0,bus=pci.0,addr=0x3' \
-iscsi 'initiator-name=iqn.1993-08.org.debian:01:aabbccddeeff' \
- -drive 'if=none,id=drive-ide2,media=cdrom,aio=io_uring' \
- -device 'ide-cd,bus=ide.1,unit=0,drive=drive-ide2,id=ide2,bootindex=200' \
+ -device 'ide-cd,bus=ide.1,unit=0,id=ide2,bootindex=200' \
-device 'virtio-scsi-pci,id=scsihw0,bus=pci.0,addr=0x5' \
- -drive 'file=/var/lib/vz/images/8006/vm-8006-disk-0.raw,if=none,id=drive-scsi0,discard=on,format=raw,cache=none,aio=io_uring,detect-zeroes=unmap' \
+ -object '{"id":"throttle-drive-scsi0","limits":{},"qom-type":"throttle-group"}' \
+ -blockdev '{"driver":"throttle","file":{"cache":{"direct":true,"no-flush":false},"driver":"raw","file":{"aio":"io_uring","cache":{"direct":true,"no-flush":false},"detect-zeroes":"unmap","discard":"unmap","driver":"file","filename":"/var/lib/vz/images/8006/vm-8006-disk-0.raw","node-name":"e-QrVmtMFNQG4wiK6key0AGkSGiE2"},"node-name":"f-QrVmtMFNQG4wiK6key0AGkSGiE2","read-only":false},"node-name":"drive-scsi0","throttle-group":"throttle-drive-scsi0"}' \
-device 'scsi-hd,bus=scsihw0.0,channel=0,scsi-id=0,lun=0,drive=drive-scsi0,id=scsi0,bootindex=100' \
-netdev 'type=tap,id=net0,ifname=tap8006i0,script=/usr/libexec/qemu-server/pve-bridge,downscript=/usr/libexec/qemu-server/pve-bridgedown,vhost=on' \
-device 'virtio-net-pci,mac=A2:C0:43:77:08:A1,netdev=net0,bus=pci.0,addr=0x12,id=net0,bootindex=300,romfile=pxe-virtio.rom' \
diff --git a/test/cfg2cmd/pinned-version.conf.cmd b/test/cfg2cmd/pinned-version.conf.cmd
index da161ad9..17f39bb1 100644
--- a/test/cfg2cmd/pinned-version.conf.cmd
+++ b/test/cfg2cmd/pinned-version.conf.cmd
@@ -21,10 +21,10 @@
-device 'VGA,id=vga,bus=pcie.0,addr=0x1' \
-device 'virtio-balloon-pci,id=balloon0,bus=pci.0,addr=0x3' \
-iscsi 'initiator-name=iqn.1993-08.org.debian:01:aabbccddeeff' \
- -drive 'if=none,id=drive-ide2,media=cdrom,aio=io_uring' \
- -device 'ide-cd,bus=ide.1,unit=0,drive=drive-ide2,id=ide2,bootindex=200' \
+ -device 'ide-cd,bus=ide.1,unit=0,id=ide2,bootindex=200' \
-device 'virtio-scsi-pci,id=scsihw0,bus=pci.0,addr=0x5' \
- -drive 'file=/var/lib/vz/images/8006/vm-8006-disk-0.raw,if=none,id=drive-scsi0,discard=on,format=raw,cache=none,aio=io_uring,detect-zeroes=unmap' \
+ -object '{"id":"throttle-drive-scsi0","limits":{},"qom-type":"throttle-group"}' \
+ -blockdev '{"driver":"throttle","file":{"cache":{"direct":true,"no-flush":false},"driver":"raw","file":{"aio":"io_uring","cache":{"direct":true,"no-flush":false},"detect-zeroes":"unmap","discard":"unmap","driver":"file","filename":"/var/lib/vz/images/8006/vm-8006-disk-0.raw","node-name":"e-QrVmtMFNQG4wiK6key0AGkSGiE2"},"node-name":"f-QrVmtMFNQG4wiK6key0AGkSGiE2","read-only":false},"node-name":"drive-scsi0","throttle-group":"throttle-drive-scsi0"}' \
-device 'scsi-hd,bus=scsihw0.0,channel=0,scsi-id=0,lun=0,drive=drive-scsi0,id=scsi0,bootindex=100' \
-netdev 'type=tap,id=net0,ifname=tap8006i0,script=/usr/libexec/qemu-server/pve-bridge,downscript=/usr/libexec/qemu-server/pve-bridgedown,vhost=on' \
-device 'virtio-net-pci,mac=A2:C0:43:77:08:A1,netdev=net0,bus=pci.0,addr=0x12,id=net0,bootindex=300' \
diff --git a/test/cfg2cmd/q35-ide.conf.cmd b/test/cfg2cmd/q35-ide.conf.cmd
index 4e910ff7..8c890314 100644
--- a/test/cfg2cmd/q35-ide.conf.cmd
+++ b/test/cfg2cmd/q35-ide.conf.cmd
@@ -24,16 +24,21 @@
-device 'VGA,id=vga,bus=pcie.0,addr=0x1' \
-device 'virtio-balloon-pci,id=balloon0,bus=pci.0,addr=0x3,free-page-reporting=on' \
-iscsi 'initiator-name=iqn.1993-08.org.debian:01:aabbccddeeff' \
- -drive 'file=/mnt/pve/cifs-store/template/iso/zero.iso,if=none,id=drive-ide0,media=cdrom,format=raw,aio=threads' \
- -device 'ide-cd,bus=ide.0,unit=0,drive=drive-ide0,id=ide0,bootindex=200' \
- -drive 'file=/mnt/pve/cifs-store/template/iso/one.iso,if=none,id=drive-ide1,media=cdrom,format=raw,aio=threads' \
- -device 'ide-cd,bus=ide.2,unit=0,drive=drive-ide1,id=ide1,bootindex=201' \
- -drive 'file=/mnt/pve/cifs-store/template/iso/two.iso,if=none,id=drive-ide2,media=cdrom,format=raw,aio=threads' \
- -device 'ide-cd,bus=ide.1,unit=0,drive=drive-ide2,id=ide2,bootindex=202' \
- -drive 'file=/mnt/pve/cifs-store/template/iso/three.iso,if=none,id=drive-ide3,media=cdrom,format=raw,aio=threads' \
- -device 'ide-cd,bus=ide.3,unit=0,drive=drive-ide3,id=ide3,bootindex=203' \
+ -object '{"id":"throttle-drive-ide0","limits":{},"qom-type":"throttle-group"}' \
+ -blockdev '{"driver":"throttle","file":{"cache":{"direct":false,"no-flush":false},"driver":"raw","file":{"aio":"threads","cache":{"direct":false,"no-flush":false},"driver":"file","filename":"/mnt/pve/cifs-store/template/iso/zero.iso","node-name":"e-OO9IkxxtCYSqog6okQom0we4S48"},"node-name":"f-OO9IkxxtCYSqog6okQom0we4S48","read-only":true},"node-name":"drive-ide0","throttle-group":"throttle-drive-ide0"}' \
+ -device 'ide-cd,bus=ide.0,unit=0,id=ide0,drive=drive-ide0,bootindex=200' \
+ -object '{"id":"throttle-drive-ide1","limits":{},"qom-type":"throttle-group"}' \
+ -blockdev '{"driver":"throttle","file":{"cache":{"direct":false,"no-flush":false},"driver":"raw","file":{"aio":"threads","cache":{"direct":false,"no-flush":false},"driver":"file","filename":"/mnt/pve/cifs-store/template/iso/one.iso","node-name":"e-OiteZ9aAusKmw6oIO8qucwmmmUU"},"node-name":"f-OiteZ9aAusKmw6oIO8qucwmmmUU","read-only":true},"node-name":"drive-ide1","throttle-group":"throttle-drive-ide1"}' \
+ -device 'ide-cd,bus=ide.2,unit=0,id=ide1,drive=drive-ide1,bootindex=201' \
+ -object '{"id":"throttle-drive-ide2","limits":{},"qom-type":"throttle-group"}' \
+ -blockdev '{"driver":"throttle","file":{"cache":{"direct":false,"no-flush":false},"driver":"raw","file":{"aio":"threads","cache":{"direct":false,"no-flush":false},"driver":"file","filename":"/mnt/pve/cifs-store/template/iso/two.iso","node-name":"e-1Aib1Kemp2sgocAWokMGOyIQyQY"},"node-name":"f-1Aib1Kemp2sgocAWokMGOyIQyQY","read-only":true},"node-name":"drive-ide2","throttle-group":"throttle-drive-ide2"}' \
+ -device 'ide-cd,bus=ide.1,unit=0,id=ide2,drive=drive-ide2,bootindex=202' \
+ -object '{"id":"throttle-drive-ide3","limits":{},"qom-type":"throttle-group"}' \
+ -blockdev '{"driver":"throttle","file":{"cache":{"direct":false,"no-flush":false},"driver":"raw","file":{"aio":"threads","cache":{"direct":false,"no-flush":false},"driver":"file","filename":"/mnt/pve/cifs-store/template/iso/three.iso","node-name":"e-UKCOEDGubQ8AywsAyqqGIywCIWQ"},"node-name":"f-UKCOEDGubQ8AywsAyqqGIywCIWQ","read-only":true},"node-name":"drive-ide3","throttle-group":"throttle-drive-ide3"}' \
+ -device 'ide-cd,bus=ide.3,unit=0,id=ide3,drive=drive-ide3,bootindex=203' \
-device 'virtio-scsi-pci,id=scsihw0,bus=pci.0,addr=0x5' \
- -drive 'file=/var/lib/vz/images/100/vm-100-disk-2.qcow2,if=none,id=drive-scsi0,format=qcow2,cache=none,aio=io_uring,detect-zeroes=on' \
+ -object '{"id":"throttle-drive-scsi0","limits":{},"qom-type":"throttle-group"}' \
+ -blockdev '{"driver":"throttle","file":{"cache":{"direct":true,"no-flush":false},"driver":"qcow2","file":{"aio":"io_uring","cache":{"direct":true,"no-flush":false},"detect-zeroes":"on","discard":"ignore","driver":"file","filename":"/var/lib/vz/images/100/vm-100-disk-2.qcow2","node-name":"e-6zrMeiDDrkeISyGMGwACygKAISG"},"node-name":"f-6zrMeiDDrkeISyGMGwACygKAISG","read-only":false},"node-name":"drive-scsi0","throttle-group":"throttle-drive-scsi0"}' \
-device 'scsi-hd,bus=scsihw0.0,channel=0,scsi-id=0,lun=0,drive=drive-scsi0,id=scsi0,bootindex=100' \
-netdev 'type=tap,id=net0,ifname=tap8006i0,script=/usr/libexec/qemu-server/pve-bridge,downscript=/usr/libexec/qemu-server/pve-bridgedown,vhost=on' \
-device 'virtio-net-pci,mac=2E:01:68:F9:9C:87,netdev=net0,bus=pci.0,addr=0x12,id=net0,rx_queue_size=1024,tx_queue_size=256,bootindex=300' \
diff --git a/test/cfg2cmd/q35-linux-hostpci-template.conf.cmd b/test/cfg2cmd/q35-linux-hostpci-template.conf.cmd
index 1bf1feb6..fcee635f 100644
--- a/test/cfg2cmd/q35-linux-hostpci-template.conf.cmd
+++ b/test/cfg2cmd/q35-linux-hostpci-template.conf.cmd
@@ -26,7 +26,8 @@
-device 'virtio-balloon-pci,id=balloon0,bus=pci.0,addr=0x3,free-page-reporting=on' \
-iscsi 'initiator-name=iqn.1993-08.org.debian:01:aabbccddeeff' \
-device 'virtio-scsi-pci,id=scsihw0,bus=pci.0,addr=0x5' \
- -drive 'file=/var/lib/vz/images/100/base-100-disk-2.raw,if=none,id=drive-scsi0,format=raw,cache=none,aio=io_uring,detect-zeroes=on,readonly=on' \
+ -object '{"id":"throttle-drive-scsi0","limits":{},"qom-type":"throttle-group"}' \
+ -blockdev '{"driver":"throttle","file":{"cache":{"direct":true,"no-flush":false},"driver":"raw","file":{"aio":"io_uring","cache":{"direct":true,"no-flush":false},"detect-zeroes":"on","discard":"ignore","driver":"file","filename":"/var/lib/vz/images/100/base-100-disk-2.raw","node-name":"e-3nPTM162JEOAymkwqg2Ww2QUioK"},"node-name":"f-3nPTM162JEOAymkwqg2Ww2QUioK","read-only":true},"node-name":"drive-scsi0","throttle-group":"throttle-drive-scsi0"}' \
-device 'scsi-hd,bus=scsihw0.0,channel=0,scsi-id=0,lun=0,drive=drive-scsi0,id=scsi0' \
-machine 'accel=tcg,type=pc+pve1' \
-snapshot
diff --git a/test/cfg2cmd/seabios_serial.conf.cmd b/test/cfg2cmd/seabios_serial.conf.cmd
index 114c6752..0da46c84 100644
--- a/test/cfg2cmd/seabios_serial.conf.cmd
+++ b/test/cfg2cmd/seabios_serial.conf.cmd
@@ -25,10 +25,10 @@
-device 'isa-serial,chardev=serial0' \
-device 'virtio-balloon-pci,id=balloon0,bus=pci.0,addr=0x3,free-page-reporting=on' \
-iscsi 'initiator-name=iqn.1993-08.org.debian:01:aabbccddeeff' \
- -drive 'if=none,id=drive-ide2,media=cdrom,aio=io_uring' \
- -device 'ide-cd,bus=ide.1,unit=0,drive=drive-ide2,id=ide2,bootindex=200' \
+ -device 'ide-cd,bus=ide.1,unit=0,id=ide2,bootindex=200' \
-device 'virtio-scsi-pci,id=scsihw0,bus=pci.0,addr=0x5' \
- -drive 'file=/var/lib/vz/images/8006/vm-8006-disk-0.qcow2,if=none,id=drive-scsi0,discard=on,format=qcow2,cache=none,aio=io_uring,detect-zeroes=unmap' \
+ -object '{"id":"throttle-drive-scsi0","limits":{},"qom-type":"throttle-group"}' \
+ -blockdev '{"driver":"throttle","file":{"cache":{"direct":true,"no-flush":false},"driver":"qcow2","file":{"aio":"io_uring","cache":{"direct":true,"no-flush":false},"detect-zeroes":"unmap","discard":"unmap","driver":"file","filename":"/var/lib/vz/images/8006/vm-8006-disk-0.qcow2","node-name":"e-IQHs2Stp3mYmKYSGmUACmUu8i6u"},"node-name":"f-IQHs2Stp3mYmKYSGmUACmUu8i6u","read-only":false},"node-name":"drive-scsi0","throttle-group":"throttle-drive-scsi0"}' \
-device 'scsi-hd,bus=scsihw0.0,channel=0,scsi-id=0,lun=0,drive=drive-scsi0,id=scsi0,bootindex=100' \
-netdev 'type=tap,id=net0,ifname=tap8006i0,script=/usr/libexec/qemu-server/pve-bridge,downscript=/usr/libexec/qemu-server/pve-bridgedown,vhost=on' \
-device 'virtio-net-pci,mac=A2:C0:43:77:08:A0,netdev=net0,bus=pci.0,addr=0x12,id=net0,rx_queue_size=1024,tx_queue_size=256,bootindex=300' \
diff --git a/test/cfg2cmd/simple-balloon-free-page-reporting.conf.cmd b/test/cfg2cmd/simple-balloon-free-page-reporting.conf.cmd
index 0c61d334..fd2e48e9 100644
--- a/test/cfg2cmd/simple-balloon-free-page-reporting.conf.cmd
+++ b/test/cfg2cmd/simple-balloon-free-page-reporting.conf.cmd
@@ -23,10 +23,10 @@
-device 'VGA,id=vga,bus=pci.0,addr=0x2' \
-device 'virtio-balloon-pci,id=balloon0,bus=pci.0,addr=0x3,free-page-reporting=on' \
-iscsi 'initiator-name=iqn.1993-08.org.debian:01:aabbccddeeff' \
- -drive 'if=none,id=drive-ide2,media=cdrom,aio=io_uring' \
- -device 'ide-cd,bus=ide.1,unit=0,drive=drive-ide2,id=ide2,bootindex=200' \
+ -device 'ide-cd,bus=ide.1,unit=0,id=ide2,bootindex=200' \
-device 'virtio-scsi-pci,id=scsihw0,bus=pci.0,addr=0x5' \
- -drive 'file=/var/lib/vz/images/8006/vm-8006-disk-0.qcow2,if=none,id=drive-scsi0,discard=on,format=qcow2,cache=none,aio=io_uring,detect-zeroes=unmap' \
+ -object '{"id":"throttle-drive-scsi0","limits":{},"qom-type":"throttle-group"}' \
+ -blockdev '{"driver":"throttle","file":{"cache":{"direct":true,"no-flush":false},"driver":"qcow2","file":{"aio":"io_uring","cache":{"direct":true,"no-flush":false},"detect-zeroes":"unmap","discard":"unmap","driver":"file","filename":"/var/lib/vz/images/8006/vm-8006-disk-0.qcow2","node-name":"e-IQHs2Stp3mYmKYSGmUACmUu8i6u"},"node-name":"f-IQHs2Stp3mYmKYSGmUACmUu8i6u","read-only":false},"node-name":"drive-scsi0","throttle-group":"throttle-drive-scsi0"}' \
-device 'scsi-hd,bus=scsihw0.0,channel=0,scsi-id=0,lun=0,drive=drive-scsi0,id=scsi0,bootindex=100' \
-netdev 'type=tap,id=net0,ifname=tap8006i0,script=/usr/libexec/qemu-server/pve-bridge,downscript=/usr/libexec/qemu-server/pve-bridgedown,vhost=on' \
-device 'virtio-net-pci,mac=A2:C0:43:77:08:A0,netdev=net0,bus=pci.0,addr=0x12,id=net0,bootindex=300' \
diff --git a/test/cfg2cmd/simple-btrfs.conf.cmd b/test/cfg2cmd/simple-btrfs.conf.cmd
index 2d92b0f6..b3660047 100644
--- a/test/cfg2cmd/simple-btrfs.conf.cmd
+++ b/test/cfg2cmd/simple-btrfs.conf.cmd
@@ -25,10 +25,10 @@
-device 'VGA,id=vga,bus=pci.0,addr=0x2' \
-device 'virtio-balloon-pci,id=balloon0,bus=pci.0,addr=0x3,free-page-reporting=on' \
-iscsi 'initiator-name=iqn.1993-08.org.debian:01:aabbccddeeff' \
- -drive 'if=none,id=drive-ide2,media=cdrom,aio=io_uring' \
- -device 'ide-cd,bus=ide.1,unit=0,drive=drive-ide2,id=ide2,bootindex=200' \
+ -device 'ide-cd,bus=ide.1,unit=0,id=ide2,bootindex=200' \
-device 'virtio-scsi-pci,id=scsihw0,bus=pci.0,addr=0x5' \
- -drive 'file=/butter/bread/images/8006/vm-8006-disk-0/disk.raw,if=none,id=drive-scsi0,discard=on,format=raw,aio=io_uring,detect-zeroes=unmap' \
+ -object '{"id":"throttle-drive-scsi0","limits":{},"qom-type":"throttle-group"}' \
+ -blockdev '{"driver":"throttle","file":{"cache":{"direct":false,"no-flush":false},"driver":"raw","file":{"aio":"io_uring","cache":{"direct":false,"no-flush":false},"detect-zeroes":"unmap","discard":"unmap","driver":"file","filename":"/butter/bread/images/8006/vm-8006-disk-0/disk.raw","node-name":"e-Dc613MAbXUuSMOUYkqCWymoyGAM"},"node-name":"f-Dc613MAbXUuSMOUYkqCWymoyGAM","read-only":false},"node-name":"drive-scsi0","throttle-group":"throttle-drive-scsi0"}' \
-device 'scsi-hd,bus=scsihw0.0,channel=0,scsi-id=0,lun=0,drive=drive-scsi0,id=scsi0,bootindex=100' \
-netdev 'type=tap,id=net0,ifname=tap8006i0,script=/usr/libexec/qemu-server/pve-bridge,downscript=/usr/libexec/qemu-server/pve-bridgedown,vhost=on' \
-device 'virtio-net-pci,mac=A2:C0:43:77:08:A0,netdev=net0,bus=pci.0,addr=0x12,id=net0,rx_queue_size=1024,tx_queue_size=256,bootindex=300' \
diff --git a/test/cfg2cmd/simple-disk-passthrough.conf.cmd b/test/cfg2cmd/simple-disk-passthrough.conf.cmd
index ca613a8f..0363b701 100644
--- a/test/cfg2cmd/simple-disk-passthrough.conf.cmd
+++ b/test/cfg2cmd/simple-disk-passthrough.conf.cmd
@@ -25,12 +25,15 @@
-device 'VGA,id=vga,bus=pci.0,addr=0x2' \
-device 'virtio-balloon-pci,id=balloon0,bus=pci.0,addr=0x3,free-page-reporting=on' \
-iscsi 'initiator-name=iqn.1993-08.org.debian:01:aabbccddeeff' \
- -drive 'file=/dev/cdrom,if=none,id=drive-ide2,media=cdrom,format=raw,aio=io_uring' \
- -device 'ide-cd,bus=ide.1,unit=0,drive=drive-ide2,id=ide2,bootindex=200' \
+ -object '{"id":"throttle-drive-ide2","limits":{},"qom-type":"throttle-group"}' \
+ -blockdev '{"driver":"throttle","file":{"cache":{"direct":false,"no-flush":false},"driver":"raw","file":{"aio":"threads","cache":{"direct":false,"no-flush":false},"driver":"host_cdrom","filename":"/dev/cdrom","node-name":"e-59mSJaWzNY8Eg6eyOAiKqyoU6Q4"},"node-name":"f-59mSJaWzNY8Eg6eyOAiKqyoU6Q4","read-only":true},"node-name":"drive-ide2","throttle-group":"throttle-drive-ide2"}' \
+ -device 'ide-cd,bus=ide.1,unit=0,id=ide2,drive=drive-ide2,bootindex=200' \
-device 'virtio-scsi-pci,id=scsihw0,bus=pci.0,addr=0x5' \
- -drive 'file=/dev/sda,if=none,id=drive-scsi0,format=raw,cache=none,aio=io_uring,detect-zeroes=on' \
+ -object '{"id":"throttle-drive-scsi0","limits":{},"qom-type":"throttle-group"}' \
+ -blockdev '{"driver":"throttle","file":{"cache":{"direct":true,"no-flush":false},"driver":"raw","file":{"aio":"io_uring","cache":{"direct":true,"no-flush":false},"detect-zeroes":"on","discard":"ignore","driver":"host_device","filename":"/dev/sda","node-name":"e-4BHkNLIiz2quuiY0o0yQ2WO8SUG"},"node-name":"f-4BHkNLIiz2quuiY0o0yQ2WO8SUG","read-only":false},"node-name":"drive-scsi0","throttle-group":"throttle-drive-scsi0"}' \
-device 'scsi-hd,bus=scsihw0.0,channel=0,scsi-id=0,lun=0,drive=drive-scsi0,id=scsi0,bootindex=100' \
- -drive 'file=/mnt/file.raw,if=none,id=drive-scsi1,format=raw,cache=none,aio=io_uring,detect-zeroes=on' \
+ -object '{"id":"throttle-drive-scsi1","limits":{},"qom-type":"throttle-group"}' \
+ -blockdev '{"driver":"throttle","file":{"cache":{"direct":true,"no-flush":false},"driver":"raw","file":{"aio":"io_uring","cache":{"direct":true,"no-flush":false},"detect-zeroes":"on","discard":"ignore","driver":"file","filename":"/mnt/file.raw","node-name":"e-4Z0R2kiQGecKCcma0k2qO0CCQ0O"},"node-name":"f-4Z0R2kiQGecKCcma0k2qO0CCQ0O","read-only":false},"node-name":"drive-scsi1","throttle-group":"throttle-drive-scsi1"}' \
-device 'scsi-hd,bus=scsihw0.0,channel=0,scsi-id=0,lun=1,drive=drive-scsi1,id=scsi1' \
-netdev 'type=tap,id=net0,ifname=tap8006i0,script=/usr/libexec/qemu-server/pve-bridge,downscript=/usr/libexec/qemu-server/pve-bridgedown,vhost=on' \
-device 'virtio-net-pci,mac=A2:C0:43:77:08:A0,netdev=net0,bus=pci.0,addr=0x12,id=net0,rx_queue_size=1024,tx_queue_size=256,bootindex=300' \
diff --git a/test/cfg2cmd/simple-rbd.conf.cmd b/test/cfg2cmd/simple-rbd.conf.cmd
index 644ff18c..56604d19 100644
--- a/test/cfg2cmd/simple-rbd.conf.cmd
+++ b/test/cfg2cmd/simple-rbd.conf.cmd
@@ -25,12 +25,13 @@
-device 'VGA,id=vga,bus=pci.0,addr=0x2' \
-device 'virtio-balloon-pci,id=balloon0,bus=pci.0,addr=0x3,free-page-reporting=on' \
-iscsi 'initiator-name=iqn.1993-08.org.debian:01:aabbccddeeff' \
- -drive 'if=none,id=drive-ide2,media=cdrom,aio=io_uring' \
- -device 'ide-cd,bus=ide.1,unit=0,drive=drive-ide2,id=ide2,bootindex=200' \
+ -device 'ide-cd,bus=ide.1,unit=0,id=ide2,bootindex=200' \
-device 'virtio-scsi-pci,id=scsihw0,bus=pci.0,addr=0x5' \
- -drive 'file=rbd:cpool/vm-8006-disk-0:mon_host=127.0.0.42;127.0.0.21;[\:\:1]:auth_supported=none,if=none,id=drive-scsi0,discard=on,format=raw,cache=none,aio=io_uring,detect-zeroes=unmap'
+ -object '{"id":"throttle-drive-scsi0","limits":{},"qom-type":"throttle-group"}' \
+ -blockdev '{"driver":"throttle","file":{"cache":{"direct":true,"no-flush":false},"driver":"raw","file":{"auth-client-required":["none"],"cache":{"direct":true,"no-flush":false},"detect-zeroes":"unmap","discard":"unmap","driver":"rbd","image":"vm-8006-disk-0","node-name":"e-WH7PdKLViYcsYSWkcQoqQ0U40uI","pool":"cpool","server":[{"host":"127.0.0.42","port":"3300"},{"host":"127.0.0.21","port":"3300"},{"host":"::1","port":"3300"}]},"node-name":"f-WH7PdKLViYcsYSWkcQoqQ0U40uI","read-only":false},"node-name":"drive-scsi0","throttle-group":"throttle-drive-scsi0"}' \
-device 'scsi-hd,bus=scsihw0.0,channel=0,scsi-id=0,lun=0,drive=drive-scsi0,id=scsi0,bootindex=100' \
- -drive 'file=/dev/rbd-pve/fc4181a6-56eb-4f68-b452-8ba1f381ca2a/cpool/vm-8006-disk-0,if=none,id=drive-scsi1,discard=on,format=raw,cache=none,aio=io_uring,detect-zeroes=unmap'
+ -object '{"id":"throttle-drive-scsi1","limits":{},"qom-type":"throttle-group"}' \
+ -blockdev '{"driver":"throttle","file":{"cache":{"direct":true,"no-flush":false},"driver":"raw","file":{"aio":"io_uring","cache":{"direct":true,"no-flush":false},"detect-zeroes":"unmap","discard":"unmap","driver":"host_device","filename":"/dev/rbd-pve/fc4181a6-56eb-4f68-b452-8ba1f381ca2a/cpool/vm-8006-disk-0","node-name":"e-426qW8R920KGyGqY480ymoSywiU"},"node-name":"f-426qW8R920KGyGqY480ymoSywiU","read-only":false},"node-name":"drive-scsi1","throttle-group":"throttle-drive-scsi1"}' \
-device 'scsi-hd,bus=scsihw0.0,channel=0,scsi-id=0,lun=1,drive=drive-scsi1,id=scsi1'
-netdev 'type=tap,id=net0,ifname=tap8006i0,script=/usr/libexec/qemu-server/pve-bridge,downscript=/usr/libexec/qemu-server/pve-bridgedown,vhost=on' \
-device 'virtio-net-pci,mac=A2:C0:43:77:08:A0,netdev=net0,bus=pci.0,addr=0x12,id=net0,rx_queue_size=1024,tx_queue_size=256,bootindex=300' \
diff --git a/test/cfg2cmd/simple-virtio-blk.conf.cmd b/test/cfg2cmd/simple-virtio-blk.conf.cmd
index 1680f541..10a4d296 100644
--- a/test/cfg2cmd/simple-virtio-blk.conf.cmd
+++ b/test/cfg2cmd/simple-virtio-blk.conf.cmd
@@ -26,9 +26,9 @@
-device 'VGA,id=vga,bus=pci.0,addr=0x2' \
-device 'virtio-balloon-pci,id=balloon0,bus=pci.0,addr=0x3,free-page-reporting=on' \
-iscsi 'initiator-name=iqn.1993-08.org.debian:01:aabbccddeeff' \
- -drive 'if=none,id=drive-ide2,media=cdrom,aio=io_uring' \
- -device 'ide-cd,bus=ide.1,unit=0,drive=drive-ide2,id=ide2,bootindex=200' \
- -drive 'file=/var/lib/vz/images/8006/vm-8006-disk-0.qcow2,if=none,id=drive-virtio0,discard=on,format=qcow2,cache=none,aio=io_uring,detect-zeroes=unmap' \
+ -device 'ide-cd,bus=ide.1,unit=0,id=ide2,bootindex=200' \
+ -object '{"id":"throttle-drive-virtio0","limits":{},"qom-type":"throttle-group"}' \
+ -blockdev '{"driver":"throttle","file":{"cache":{"direct":true,"no-flush":false},"driver":"qcow2","file":{"aio":"io_uring","cache":{"direct":true,"no-flush":false},"detect-zeroes":"unmap","discard":"unmap","driver":"file","filename":"/var/lib/vz/images/8006/vm-8006-disk-0.qcow2","node-name":"e-IQHs2Stp3mYmKYSGmUACmUu8i6u"},"node-name":"f-IQHs2Stp3mYmKYSGmUACmUu8i6u","read-only":false},"node-name":"drive-virtio0","throttle-group":"throttle-drive-virtio0"}' \
-device 'virtio-blk-pci,drive=drive-virtio0,id=virtio0,bus=pci.0,addr=0xa,iothread=iothread-virtio0,bootindex=100' \
-netdev 'type=tap,id=net0,ifname=tap8006i0,script=/usr/libexec/qemu-server/pve-bridge,downscript=/usr/libexec/qemu-server/pve-bridgedown,vhost=on' \
-device 'virtio-net-pci,mac=A2:C0:43:77:08:A0,netdev=net0,bus=pci.0,addr=0x12,id=net0,rx_queue_size=1024,tx_queue_size=256,bootindex=300' \
diff --git a/test/cfg2cmd/simple-zfs-over-iscsi.conf.cmd b/test/cfg2cmd/simple-zfs-over-iscsi.conf.cmd
index 196d74d4..5cb54fc0 100644
--- a/test/cfg2cmd/simple-zfs-over-iscsi.conf.cmd
+++ b/test/cfg2cmd/simple-zfs-over-iscsi.conf.cmd
@@ -25,10 +25,10 @@
-device 'VGA,id=vga,bus=pci.0,addr=0x2' \
-device 'virtio-balloon-pci,id=balloon0,bus=pci.0,addr=0x3,free-page-reporting=on' \
-iscsi 'initiator-name=iqn.1993-08.org.debian:01:aabbccddeeff' \
- -drive 'if=none,id=drive-ide2,media=cdrom,aio=io_uring' \
- -device 'ide-cd,bus=ide.1,unit=0,drive=drive-ide2,id=ide2,bootindex=200' \
+ -device 'ide-cd,bus=ide.1,unit=0,id=ide2,bootindex=200' \
-device 'virtio-scsi-pci,id=scsihw0,bus=pci.0,addr=0x5' \
- -drive 'file=iscsi://127.0.0.1/iqn.2019-10.org.test:foobar/0,if=none,id=drive-scsi0,discard=on,format=raw,cache=none,aio=io_uring,detect-zeroes=unmap' \
+ -object '{"id":"throttle-drive-scsi0","limits":{},"qom-type":"throttle-group"}' \
+ -blockdev '{"driver":"throttle","file":{"cache":{"direct":true,"no-flush":false},"driver":"raw","file":{"cache":{"direct":true,"no-flush":false},"detect-zeroes":"unmap","discard":"unmap","driver":"iscsi","lun":"0","node-name":"e-R6iR6TPY7y2M8YsIOasguK8KEEo","portal":"127.0.0.1","target":"iqn.2019-10.org.test:foobar","transport":"tcp"},"node-name":"f-R6iR6TPY7y2M8YsIOasguK8KEEo","read-only":false},"node-name":"drive-scsi0","throttle-group":"throttle-drive-scsi0"}' \
-device 'scsi-hd,bus=scsihw0.0,channel=0,scsi-id=0,lun=0,drive=drive-scsi0,id=scsi0,bootindex=100' \
-netdev 'type=tap,id=net0,ifname=tap8006i0,script=/usr/libexec/qemu-server/pve-bridge,downscript=/usr/libexec/qemu-server/pve-bridgedown,vhost=on' \
-device 'virtio-net-pci,mac=A2:C0:43:77:08:A0,netdev=net0,bus=pci.0,addr=0x12,id=net0,rx_queue_size=1024,tx_queue_size=256,bootindex=300' \
diff --git a/test/cfg2cmd/simple1-template.conf.cmd b/test/cfg2cmd/simple1-template.conf.cmd
index 1de512e8..bd2e7f2c 100644
--- a/test/cfg2cmd/simple1-template.conf.cmd
+++ b/test/cfg2cmd/simple1-template.conf.cmd
@@ -23,13 +23,14 @@
-device 'usb-tablet,id=tablet,bus=uhci.0,port=1' \
-device 'virtio-balloon-pci,id=balloon0,bus=pci.0,addr=0x3,free-page-reporting=on' \
-iscsi 'initiator-name=iqn.1993-08.org.debian:01:aabbccddeeff' \
- -drive 'if=none,id=drive-ide2,media=cdrom,aio=io_uring' \
- -device 'ide-cd,bus=ide.1,unit=0,drive=drive-ide2,id=ide2,bootindex=200' \
+ -device 'ide-cd,bus=ide.1,unit=0,id=ide2,bootindex=200' \
-device 'virtio-scsi-pci,id=scsihw0,bus=pci.0,addr=0x5' \
- -drive 'file=/var/lib/vz/images/8006/base-8006-disk-1.qcow2,if=none,id=drive-scsi0,discard=on,format=qcow2,cache=none,aio=io_uring,detect-zeroes=unmap,readonly=on' \
+ -object '{"id":"throttle-drive-scsi0","limits":{},"qom-type":"throttle-group"}' \
+ -blockdev '{"driver":"throttle","file":{"cache":{"direct":true,"no-flush":false},"driver":"qcow2","file":{"aio":"io_uring","cache":{"direct":true,"no-flush":false},"detect-zeroes":"unmap","discard":"unmap","driver":"file","filename":"/var/lib/vz/images/8006/base-8006-disk-1.qcow2","node-name":"e-ZRitpbHqRyeSoKUmIwwMc4Uq0oQ"},"node-name":"f-ZRitpbHqRyeSoKUmIwwMc4Uq0oQ","read-only":true},"node-name":"drive-scsi0","throttle-group":"throttle-drive-scsi0"}' \
-device 'scsi-hd,bus=scsihw0.0,channel=0,scsi-id=0,lun=0,drive=drive-scsi0,id=scsi0' \
-device 'ahci,id=ahci0,multifunction=on,bus=pci.0,addr=0x7' \
- -drive 'file=/var/lib/vz/images/8006/base-8006-disk-0.qcow2,if=none,id=drive-sata0,discard=on,format=qcow2,cache=none,aio=io_uring,detect-zeroes=unmap' \
- -device 'ide-hd,bus=ahci0.0,drive=drive-sata0,id=sata0' \
+ -object '{"id":"throttle-drive-sata0","limits":{},"qom-type":"throttle-group"}' \
+ -blockdev '{"driver":"throttle","file":{"cache":{"direct":true,"no-flush":false},"driver":"qcow2","file":{"aio":"io_uring","cache":{"direct":true,"no-flush":false},"detect-zeroes":"unmap","discard":"unmap","driver":"file","filename":"/var/lib/vz/images/8006/base-8006-disk-0.qcow2","node-name":"e-Nc8rhHZ7kcE2uuU2M8keyicwm0w"},"node-name":"f-Nc8rhHZ7kcE2uuU2M8keyicwm0w","read-only":false},"node-name":"drive-sata0","throttle-group":"throttle-drive-sata0"}' \
+ -device 'ide-hd,bus=ahci0.0,id=sata0,drive=drive-sata0' \
-machine 'accel=tcg,smm=off,type=pc+pve1' \
-snapshot
diff --git a/test/cfg2cmd/simple1.conf.cmd b/test/cfg2cmd/simple1.conf.cmd
index c7fa1e0a..603a28c8 100644
--- a/test/cfg2cmd/simple1.conf.cmd
+++ b/test/cfg2cmd/simple1.conf.cmd
@@ -25,10 +25,10 @@
-device 'VGA,id=vga,bus=pci.0,addr=0x2' \
-device 'virtio-balloon-pci,id=balloon0,bus=pci.0,addr=0x3,free-page-reporting=on' \
-iscsi 'initiator-name=iqn.1993-08.org.debian:01:aabbccddeeff' \
- -drive 'if=none,id=drive-ide2,media=cdrom,aio=io_uring' \
- -device 'ide-cd,bus=ide.1,unit=0,drive=drive-ide2,id=ide2,bootindex=200' \
+ -device 'ide-cd,bus=ide.1,unit=0,id=ide2,bootindex=200' \
-device 'virtio-scsi-pci,id=scsihw0,bus=pci.0,addr=0x5' \
- -drive 'file=/var/lib/vz/images/8006/vm-8006-disk-0.qcow2,if=none,id=drive-scsi0,discard=on,format=qcow2,cache=none,aio=io_uring,detect-zeroes=unmap' \
+ -object '{"id":"throttle-drive-scsi0","limits":{},"qom-type":"throttle-group"}' \
+ -blockdev '{"driver":"throttle","file":{"cache":{"direct":true,"no-flush":false},"driver":"qcow2","file":{"aio":"io_uring","cache":{"direct":true,"no-flush":false},"detect-zeroes":"unmap","discard":"unmap","driver":"file","filename":"/var/lib/vz/images/8006/vm-8006-disk-0.qcow2","node-name":"e-IQHs2Stp3mYmKYSGmUACmUu8i6u"},"node-name":"f-IQHs2Stp3mYmKYSGmUACmUu8i6u","read-only":false},"node-name":"drive-scsi0","throttle-group":"throttle-drive-scsi0"}' \
-device 'scsi-hd,bus=scsihw0.0,channel=0,scsi-id=0,lun=0,drive=drive-scsi0,id=scsi0,bootindex=100' \
-netdev 'type=tap,id=net0,ifname=tap8006i0,script=/usr/libexec/qemu-server/pve-bridge,downscript=/usr/libexec/qemu-server/pve-bridgedown,vhost=on' \
-device 'virtio-net-pci,mac=A2:C0:43:77:08:A0,netdev=net0,bus=pci.0,addr=0x12,id=net0,rx_queue_size=1024,tx_queue_size=256,bootindex=300' \
--
2.39.5
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