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Fix SWTPM in Proxmox

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This commit is contained in:
Vitaliy Filippov
2026-06-27 16:04:51 +03:00
parent 66cb564e2c
commit d750d00c6f
1 changed files with 45 additions and 10 deletions
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patches/VitastorPlugin.pm
+45 -10
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@@ -366,15 +366,38 @@ sub map_volume
my $prefix = defined $scfg->{vitastor_prefix} ? $scfg->{vitastor_prefix} : 'pve/';
my ($vtype, $img_name, $vmid) = $class->parse_volname($volname);
my $name = $img_name;
my $name = $prefix.$img_name;
$name .= '@'.$snapname if $snapname;
my $mapped = run_cli($scfg, [ 'ls' ], binary => '/usr/bin/vitastor-nbd');
my ($kerneldev) = grep { $mapped->{$_}->{image} eq $prefix.$name } keys %$mapped;
return $kerneldev if $kerneldev && -b $kerneldev; # already mapped
my ($kerneldev) = grep {
$mapped->{$_} && $mapped->{$_}->{image} && $mapped->{$_}->{image} eq $name
} keys %$mapped;
$kerneldev = run_cli($scfg, [ 'map', '--image', $prefix.$name ], binary => '/usr/bin/vitastor-nbd', json => 0);
return $kerneldev;
if ($kerneldev && -b $kerneldev)
{
my $size = `/usr/sbin/blockdev --getsize64 $kerneldev`;
return $kerneldev if $size && $size > 0;
}
my $map_out = run_cli($scfg, [ 'map', '--image', $name ], binary => '/usr/bin/vitastor-nbd', json => 0);
$map_out =~ s/^\s+|\s+$//gso;
# Wait until the device is started
for (my $i = 0; $i < 100; $i++)
{
$mapped = run_cli($scfg, [ 'ls' ], binary => '/usr/bin/vitastor-nbd');
($kerneldev) = grep { $mapped->{$_} && $mapped->{$_}->{image} && $mapped->{$_}->{image} eq $name } keys %$mapped;
if ($kerneldev && -b $kerneldev)
{
my $size = `/usr/sbin/blockdev --getsize64 $kerneldev`;
return $kerneldev if $size && $size > 0;
}
select(undef, undef, undef, 0.1);
}
die "Failed to map Vitastor image $name via NBD".
($map_out ? ", vitastor-nbd map returned '$map_out'" : "")."\n";
}
sub unmap_volume
@@ -383,13 +406,19 @@ sub unmap_volume
my $prefix = defined $scfg->{vitastor_prefix} ? $scfg->{vitastor_prefix} : 'pve/';
my ($vtype, $name, $vmid) = $class->parse_volname($volname);
$name = $prefix.$name;
$name .= '@'.$snapname if $snapname;
my $mapped = run_cli($scfg, [ 'ls' ], binary => '/usr/bin/vitastor-nbd');
my ($kerneldev) = grep { $mapped->{$_}->{image} eq $prefix.$name } keys %$mapped;
if ($kerneldev && -b $kerneldev)
my @kerneldevs = grep {
$mapped->{$_} && $mapped->{$_}->{image} && $mapped->{$_}->{image} eq $name
} keys %$mapped;
for my $kerneldev (@kerneldevs)
{
run_cli($scfg, [ 'unmap', $kerneldev ], binary => '/usr/bin/vitastor-nbd', json => 0);
next if !$kerneldev || !-b $kerneldev;
eval { run_cli($scfg, [ 'unmap', $kerneldev ], binary => '/usr/bin/vitastor-nbd', json => 0); };
warn "Failed to unmap Vitastor image $name from $kerneldev: $@" if $@;
}
return 1;
@@ -405,7 +434,13 @@ sub activate_volume
sub deactivate_volume
{
my ($class, $storeid, $scfg, $volname, $snapname, $cache) = @_;
$class->unmap_volume($storeid, $scfg, $volname, $snapname) if $scfg->{vitastor_nbd};
# Even with vitastor_nbd=0, Proxmox may call map_volume() for special
# volumes like tpmstate0 because swtpm needs a local file/block path.
# Therefore, always try to unmap an existing NBD mapping here.
# unmap_volume() is a no-op if the volume is not currently mapped.
$class->unmap_volume($storeid, $scfg, $volname, $snapname);
return 1;
}