[pve-devel] [PATCH qemu-server 1/2] vzdump: tpmstate: escape drive string
Fabian Grünbichler
f.gruenbichler at proxmox.com
Wed Sep 14 15:07:27 CEST 2022
the volume path could contain escaped ":" or ",", which means their '\'
needs to be escaped another time for passing to HMP.
the same approach is used for hotplugging regular drives in
PVE::QemuServer, and is needed (at least) for RBD storages with IPv6
monhosts or an explicit monhost port.
Signed-off-by: Fabian Grünbichler <f.gruenbichler at proxmox.com>
---
Notes:
reported and fix tested by Tuxis in our forum:
https://forum.proxmox.com/threads/pbs-backup-attaching-tpm-drive-failed.114996
PVE/VZDump/QemuServer.pm | 1 +
1 file changed, 1 insertion(+)
diff --git a/PVE/VZDump/QemuServer.pm b/PVE/VZDump/QemuServer.pm
index 202e53dd..0d58e03b 100644
--- a/PVE/VZDump/QemuServer.pm
+++ b/PVE/VZDump/QemuServer.pm
@@ -442,6 +442,7 @@ my $attach_tpmstate_drive = sub {
$self->loginfo('attaching TPM drive to QEMU for backup');
my $drive = "file=$task->{tpmpath},if=none,read-only=on,id=drive-tpmstate0-backup";
+ $drive =~ s/\\/\\\\/g;
my $ret = PVE::QemuServer::Monitor::hmp_cmd($vmid, "drive_add auto \"$drive\"");
die "attaching TPM drive failed\n" if $ret !~ m/OK/s;
};
--
2.30.2
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