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From: Fiona Ebner <f.ebner@proxmox.com>
To: pve-devel@lists.proxmox.com
Date: Mon, 31 Mar 2025 15:20:06 +0200
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Subject: [pve-devel] [PATCH qemu-server v6 23/37] image convert: collect
options in hash argument
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In preparation to add another option and to improve style for the
callers.
One of the test cases that specified $is_zero_initialized is for a
non-existent storage, so the option was not added there.
Signed-off-by: Fiona Ebner <f.ebner@proxmox.com>
---
New in v6.
PVE/QemuServer.pm | 19 +++++++---
PVE/QemuServer/ImportDisk.pm | 3 +-
test/run_qemu_img_convert_tests.pl | 58 ++++++++++++++++++++----------
3 files changed, 56 insertions(+), 24 deletions(-)
diff --git a/PVE/QemuServer.pm b/PVE/QemuServer.pm
index ffd5d56b..5c6cb94a 100644
--- a/PVE/QemuServer.pm
+++ b/PVE/QemuServer.pm
@@ -7787,8 +7787,14 @@ sub convert_iscsi_path {
die "cannot convert iscsi path '$path', unknown format\n";
}
+# The possible options are:
+# bwlimit - The bandwidth limit in KiB/s.
+# is-zero-initialized - If the destination image is zero-initialized.
+# snapname - Use this snapshot of the source image.
sub qemu_img_convert {
- my ($src_volid, $dst_volid, $size, $snapname, $is_zero_initialized, $bwlimit) = @_;
+ my ($src_volid, $dst_volid, $size, $opts) = @_;
+
+ my ($bwlimit, $snapname) = $opts->@{qw(bwlimit snapname)};
my $storecfg = PVE::Storage::config();
my ($src_storeid) = PVE::Storage::parse_volume_id($src_volid, 1);
@@ -7846,7 +7852,7 @@ sub qemu_img_convert {
push @$cmd, $src_path;
- if (!$dst_is_iscsi && $is_zero_initialized) {
+ if (!$dst_is_iscsi && $opts->{'is-zero-initialized'}) {
push @$cmd, "zeroinit:$dst_path";
} else {
push @$cmd, $dst_path;
@@ -8307,7 +8313,12 @@ sub clone_disk {
push $cmd->@*, "bs=$bs", "osize=$size", "if=$src_path", "of=$dst_path";
run_command($cmd);
} else {
- qemu_img_convert($drive->{file}, $newvolid, $size, $snapname, $sparseinit, $bwlimit);
+ my $opts = {
+ bwlimit => $bwlimit,
+ 'is-zero-initialized' => $sparseinit,
+ snapname => $snapname,
+ };
+ qemu_img_convert($drive->{file}, $newvolid, $size, $opts);
}
}
}
@@ -8391,7 +8402,7 @@ sub create_efidisk($$$$$$$) {
my $volid = PVE::Storage::vdisk_alloc($storecfg, $storeid, $vmid, $fmt, undef, $vars_size);
PVE::Storage::activate_volumes($storecfg, [$volid]);
- qemu_img_convert($ovmf_vars, $volid, $vars_size_b, undef, 0);
+ qemu_img_convert($ovmf_vars, $volid, $vars_size_b);
my $size = PVE::Storage::volume_size_info($storecfg, $volid, 3);
return ($volid, $size/1024);
diff --git a/PVE/QemuServer/ImportDisk.pm b/PVE/QemuServer/ImportDisk.pm
index 30d56bae..75b5e0de 100755
--- a/PVE/QemuServer/ImportDisk.pm
+++ b/PVE/QemuServer/ImportDisk.pm
@@ -70,7 +70,8 @@ sub do_import {
local $SIG{PIPE} = sub { die "interrupted by signal $!\n"; };
PVE::Storage::activate_volumes($storecfg, [$dst_volid]);
- PVE::QemuServer::qemu_img_convert($src_path, $dst_volid, $src_size, undef, $zeroinit);
+ PVE::QemuServer::qemu_img_convert(
+ $src_path, $dst_volid, $src_size, { 'is-zero-initialized' => $zeroinit });
PVE::Storage::deactivate_volumes($storecfg, [$dst_volid]);
PVE::QemuConfig->lock_config($vmid, $create_drive) if !$params->{'skip-config-update'};
};
diff --git a/test/run_qemu_img_convert_tests.pl b/test/run_qemu_img_convert_tests.pl
index 29c188d8..652e61f2 100755
--- a/test/run_qemu_img_convert_tests.pl
+++ b/test/run_qemu_img_convert_tests.pl
@@ -55,7 +55,7 @@ my $storage_config = {
my $tests = [
{
name => 'qcow2raw',
- parameters => [ "local:$vmid/vm-$vmid-disk-0.qcow2", "local:$vmid/vm-$vmid-disk-0.raw", 1024*10, undef, 0, undef ],
+ parameters => [ "local:$vmid/vm-$vmid-disk-0.qcow2", "local:$vmid/vm-$vmid-disk-0.raw", 1024*10 ],
expected => [
"/usr/bin/qemu-img", "convert", "-p", "-n", "-f", "qcow2", "-O", "raw",
"/var/lib/vz/images/$vmid/vm-$vmid-disk-0.qcow2", "/var/lib/vz/images/$vmid/vm-$vmid-disk-0.raw"
@@ -63,7 +63,7 @@ my $tests = [
},
{
name => "raw2qcow2",
- parameters => [ "local:$vmid/vm-$vmid-disk-0.raw", "local:$vmid/vm-$vmid-disk-0.qcow2", 1024*10, undef, 0, undef ],
+ parameters => [ "local:$vmid/vm-$vmid-disk-0.raw", "local:$vmid/vm-$vmid-disk-0.qcow2", 1024*10 ],
expected => [
"/usr/bin/qemu-img", "convert", "-p", "-n", "-f", "raw", "-O", "qcow2",
"/var/lib/vz/images/$vmid/vm-$vmid-disk-0.raw", "/var/lib/vz/images/$vmid/vm-$vmid-disk-0.qcow2"
@@ -71,7 +71,7 @@ my $tests = [
},
{
name => "local2rbd",
- parameters => [ "local:$vmid/vm-$vmid-disk-0.raw", "rbd-store:vm-$vmid-disk-0", 1024*10, undef, 0, undef ],
+ parameters => [ "local:$vmid/vm-$vmid-disk-0.raw", "rbd-store:vm-$vmid-disk-0", 1024*10 ],
expected => [
"/usr/bin/qemu-img", "convert", "-p", "-n", "-f", "raw", "-O", "raw",
"/var/lib/vz/images/$vmid/vm-$vmid-disk-0.raw", "rbd:cpool/vm-$vmid-disk-0:mon_host=127.0.0.42;127.0.0.21;[\\:\\:1]:auth_supported=none"
@@ -79,7 +79,7 @@ my $tests = [
},
{
name => "rbd2local",
- parameters => [ "rbd-store:vm-$vmid-disk-0", "local:$vmid/vm-$vmid-disk-0.raw", 1024*10, undef, 0, undef ],
+ parameters => [ "rbd-store:vm-$vmid-disk-0", "local:$vmid/vm-$vmid-disk-0.raw", 1024*10 ],
expected => [
"/usr/bin/qemu-img", "convert", "-p", "-n", "-f", "raw", "-O", "raw",
"rbd:cpool/vm-$vmid-disk-0:mon_host=127.0.0.42;127.0.0.21;[\\:\\:1]:auth_supported=none", "/var/lib/vz/images/$vmid/vm-$vmid-disk-0.raw"
@@ -87,7 +87,7 @@ my $tests = [
},
{
name => "local2zos",
- parameters => [ "local:$vmid/vm-$vmid-disk-0.raw", "zfs-over-iscsi:vm-$vmid-disk-0", 1024*10, undef, 0, undef ],
+ parameters => [ "local:$vmid/vm-$vmid-disk-0.raw", "zfs-over-iscsi:vm-$vmid-disk-0", 1024*10 ],
expected => [
"/usr/bin/qemu-img", "convert", "-p", "-n", "-f", "raw", "--target-image-opts",
"/var/lib/vz/images/$vmid/vm-$vmid-disk-0.raw",
@@ -96,7 +96,7 @@ my $tests = [
},
{
name => "zos2local",
- parameters => [ "zfs-over-iscsi:vm-$vmid-disk-0", "local:$vmid/vm-$vmid-disk-0.raw", 1024*10, undef, 0, undef ],
+ parameters => [ "zfs-over-iscsi:vm-$vmid-disk-0", "local:$vmid/vm-$vmid-disk-0.raw", 1024*10 ],
expected => [
"/usr/bin/qemu-img", "convert", "-p", "-n", "--image-opts", "-O", "raw",
"file.driver=iscsi,file.transport=tcp,file.initiator-name=foobar,file.portal=127.0.0.1,file.target=iqn.2019-10.org.test:foobar,file.lun=1,driver=raw",
@@ -105,7 +105,7 @@ my $tests = [
},
{
name => "zos2rbd",
- parameters => [ "zfs-over-iscsi:vm-$vmid-disk-0", "rbd-store:vm-$vmid-disk-0", 1024*10, undef, 0, undef ],
+ parameters => [ "zfs-over-iscsi:vm-$vmid-disk-0", "rbd-store:vm-$vmid-disk-0", 1024*10 ],
expected => [
"/usr/bin/qemu-img", "convert", "-p", "-n", "--image-opts", "-O", "raw",
"file.driver=iscsi,file.transport=tcp,file.initiator-name=foobar,file.portal=127.0.0.1,file.target=iqn.2019-10.org.test:foobar,file.lun=1,driver=raw",
@@ -114,7 +114,7 @@ my $tests = [
},
{
name => "rbd2zos",
- parameters => [ "rbd-store:vm-$vmid-disk-0", "zfs-over-iscsi:vm-$vmid-disk-0", 1024*10, undef, 0, undef ],
+ parameters => [ "rbd-store:vm-$vmid-disk-0", "zfs-over-iscsi:vm-$vmid-disk-0", 1024*10 ],
expected => [
"/usr/bin/qemu-img", "convert", "-p", "-n", "-f", "raw", "--target-image-opts",
"rbd:cpool/vm-$vmid-disk-0:mon_host=127.0.0.42;127.0.0.21;[\\:\\:1]:auth_supported=none",
@@ -123,7 +123,7 @@ my $tests = [
},
{
name => "local2lvmthin",
- parameters => [ "local:$vmid/vm-$vmid-disk-0.raw", "local-lvm:vm-$vmid-disk-0", 1024*10, undef, 0, undef ],
+ parameters => [ "local:$vmid/vm-$vmid-disk-0.raw", "local-lvm:vm-$vmid-disk-0", 1024*10 ],
expected => [
"/usr/bin/qemu-img", "convert", "-p", "-n", "-f", "raw", "-O", "raw",
"/var/lib/vz/images/$vmid/vm-$vmid-disk-0.raw",
@@ -132,7 +132,7 @@ my $tests = [
},
{
name => "lvmthin2local",
- parameters => [ "local-lvm:vm-$vmid-disk-0", "local:$vmid/vm-$vmid-disk-0.raw", 1024*10, undef, 0, undef ],
+ parameters => [ "local-lvm:vm-$vmid-disk-0", "local:$vmid/vm-$vmid-disk-0.raw", 1024*10 ],
expected => [
"/usr/bin/qemu-img", "convert", "-p", "-n", "-f", "raw", "-O", "raw",
"/dev/pve/vm-$vmid-disk-0",
@@ -141,7 +141,12 @@ my $tests = [
},
{
name => "zeroinit",
- parameters => [ "local-lvm:vm-$vmid-disk-0", "local:$vmid/vm-$vmid-disk-0.raw", 1024*10, undef, 1, undef ],
+ parameters => [
+ "local-lvm:vm-$vmid-disk-0",
+ "local:$vmid/vm-$vmid-disk-0.raw",
+ 1024*10,
+ { 'is-zero-initialized' => 1 },
+ ],
expected => [
"/usr/bin/qemu-img", "convert", "-p", "-n", "-f", "raw", "-O", "raw",
"/dev/pve/vm-$vmid-disk-0",
@@ -150,12 +155,12 @@ my $tests = [
},
{
name => "notexistingstorage",
- parameters => [ "local-lvm:vm-$vmid-disk-0", "not-existing:$vmid/vm-$vmid-disk-0.raw", 1024*10, undef, 1, undef ],
+ parameters => [ "local-lvm:vm-$vmid-disk-0", "not-existing:$vmid/vm-$vmid-disk-0.raw", 1024*10 ],
expected => "storage 'not-existing' does not exist\n",
},
{
name => "vmdkfile",
- parameters => [ "./test.vmdk", "local:$vmid/vm-$vmid-disk-0.raw", 1024*10, undef, 0, undef ],
+ parameters => [ "./test.vmdk", "local:$vmid/vm-$vmid-disk-0.raw", 1024*10 ],
expected => [
"/usr/bin/qemu-img", "convert", "-p", "-n", "-f", "vmdk", "-O", "raw",
"./test.vmdk",
@@ -164,12 +169,12 @@ my $tests = [
},
{
name => "notexistingfile",
- parameters => [ "/foo/bar", "local:$vmid/vm-$vmid-disk-0.raw", 1024*10, undef, 0, undef ],
+ parameters => [ "/foo/bar", "local:$vmid/vm-$vmid-disk-0.raw", 1024*10 ],
expected => "source '/foo/bar' is not a valid volid nor path for qemu-img convert\n",
},
{
name => "efidisk",
- parameters => [ "/usr/share/kvm/OVMF_VARS-pure-efi.fd", "local:$vmid/vm-$vmid-disk-0.raw", 1024*10, undef, 0, undef ],
+ parameters => [ "/usr/share/kvm/OVMF_VARS-pure-efi.fd", "local:$vmid/vm-$vmid-disk-0.raw", 1024*10 ],
expected => [
"/usr/bin/qemu-img", "convert", "-p", "-n", "-O", "raw",
"/usr/share/kvm/OVMF_VARS-pure-efi.fd",
@@ -178,7 +183,7 @@ my $tests = [
},
{
name => "efi2zos",
- parameters => [ "/usr/share/kvm/OVMF_VARS-pure-efi.fd", "zfs-over-iscsi:vm-$vmid-disk-0", 1024*10, undef, 0, undef ],
+ parameters => [ "/usr/share/kvm/OVMF_VARS-pure-efi.fd", "zfs-over-iscsi:vm-$vmid-disk-0", 1024*10 ],
expected => [
"/usr/bin/qemu-img", "convert", "-p", "-n", "--target-image-opts",
"/usr/share/kvm/OVMF_VARS-pure-efi.fd",
@@ -187,7 +192,12 @@ my $tests = [
},
{
name => "bwlimit",
- parameters => [ "local-lvm:vm-$vmid-disk-0", "local:$vmid/vm-$vmid-disk-0.raw", 1024*10, undef, 0, 1024 ],
+ parameters => [
+ "local-lvm:vm-$vmid-disk-0",
+ "local:$vmid/vm-$vmid-disk-0.raw",
+ 1024*10,
+ { bwlimit => 1024 },
+ ],
expected => [
"/usr/bin/qemu-img", "convert", "-p", "-n", "-r", "1024K", "-f", "raw", "-O", "raw",
"/dev/pve/vm-$vmid-disk-0",
@@ -196,7 +206,12 @@ my $tests = [
},
{
name => "lvmsnapshot",
- parameters => [ "local-lvm:vm-$vmid-disk-0", "local:$vmid/vm-$vmid-disk-0.raw", 1024*10, 'foo', 0, undef ],
+ parameters => [
+ "local-lvm:vm-$vmid-disk-0",
+ "local:$vmid/vm-$vmid-disk-0.raw",
+ 1024*10,
+ { snapname => 'foo'},
+ ],
expected => [
"/usr/bin/qemu-img", "convert", "-p", "-n", "-f", "raw", "-O", "raw",
"/dev/pve/snap_vm-$vmid-disk-0_foo",
@@ -205,7 +220,12 @@ my $tests = [
},
{
name => "qcow2snapshot",
- parameters => [ "local:$vmid/vm-$vmid-disk-0.qcow2", "local:$vmid/vm-$vmid-disk-0.raw", 1024*10, 'snap', 0, undef ],
+ parameters => [
+ "local:$vmid/vm-$vmid-disk-0.qcow2",
+ "local:$vmid/vm-$vmid-disk-0.raw",
+ 1024*10,
+ { snapname => 'snap' },
+ ],
expected => [
"/usr/bin/qemu-img", "convert", "-p", "-n", "-l", "snapshot.name=snap", "-f", "qcow2", "-O", "raw",
"/var/lib/vz/images/$vmid/vm-$vmid-disk-0.qcow2",
--
2.39.5
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