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fix #2862: properly backup (all) VM templates

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until we maybe have a 'pbs-backup' that links Qemu and PBS like
'pbs-restore', we need to do a regular backup for the template case to
support all storage types and image formats.

Signed-off-by: Fabian Grünbichler <f.gruenbichler@proxmox.com>
This commit is contained in:
Fabian Grünbichler 2020-08-06 13:13:48 +02:00 committed by Thomas Lamprecht
parent 3eb2f3eb56
commit 4ef13a7f9a
2 changed files with 12 additions and 16 deletions
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6
PVE/QemuServer.pm
View File

@ -3407,6 +3407,8 @@ sub config_to_command {
}
my $drive_cmd = print_drive_commandline_full($storecfg, $vmid, $drive);
$drive_cmd .= ',readonly' if PVE::QemuConfig->is_template($conf);
push @$devices, '-drive',$drive_cmd;
push @$devices, '-device', print_drivedevice_full($storecfg, $conf, $vmid, $drive, $bridges, $arch, $machine_type);
});
@ -4785,7 +4787,8 @@ sub vm_start {
return PVE::QemuConfig->lock_config($vmid, sub {
my $conf = PVE::QemuConfig->load_config($vmid, $migrate_opts->{migratedfrom});
die "you can't start a vm if it's a template\n" if PVE::QemuConfig->is_template($conf);
die "you can't start a vm if it's a template\n"
if !$params->{skiptemplate} && PVE::QemuConfig->is_template($conf);
my $has_suspended_lock = PVE::QemuConfig->has_lock($conf, 'suspended');
@ -4814,6 +4817,7 @@ sub vm_start {
# params:
# statefile => 'tcp', 'unix' for migration or path/volid for RAM state
# skiplock => 0/1, skip checking for config lock
# skiptemplate => 0/1, skip checking whether VM is template
# forcemachine => to force Qemu machine (rollback/migration)
# forcecpu => a QEMU '-cpu' argument string to override get_cpu_options
# timeout => in seconds

20
PVE/VZDump/QemuServer.pm
View File

@ -472,20 +472,11 @@ sub archive_pbs {
my $keyfile = PVE::Storage::PBSPlugin::pbs_encryption_key_file_name($scfg, $opts->{storage});
my $diskcount = scalar(@{$task->{disks}});
if (PVE::QemuConfig->is_template($self->{vmlist}->{$vmid}) || !$diskcount) {
my @pathlist;
# FIXME: accumulate disk sizes to use for backup job (email) log
foreach my $di (@{$task->{disks}}) {
if ($di->{type} eq 'block' || $di->{type} eq 'file') {
push @pathlist, "$di->{qmdevice}.img:$di->{path}";
} else {
die "implement me (type $di->{type})";
}
}
# proxmox-backup-client can only handle raw files and block devs
# only use it (directly) for disk-less VMs
if (!$diskcount) {
my @pathlist;
$self->loginfo("backup contains no disks");
}
local $ENV{PBS_PASSWORD} = $password;
local $ENV{PBS_FINGERPRINT} = $fingerprint if defined($fingerprint);
@ -500,7 +491,6 @@ sub archive_pbs {
push @$cmd, "qemu-server.conf:$conffile";
push @$cmd, "fw.conf:$firewall" if -e $firewall;
push @$cmd, @pathlist if scalar(@pathlist);
$self->loginfo("starting template backup");
$self->loginfo(join(' ', @$cmd));
@ -549,8 +539,9 @@ sub archive_pbs {
$params->{encrypt} = JSON::false;
}
my $is_template = PVE::QemuConfig->is_template($self->{vmlist}->{$vmid});
$params->{'use-dirty-bitmap'} = JSON::true
if $qemu_support->{'pbs-dirty-bitmap'} && $self->{vm_was_running};
if $qemu_support->{'pbs-dirty-bitmap'} && $self->{vm_was_running} && !$is_template;
$params->{timeout} = 60; # give some time to connect to the backup server
@ -831,6 +822,7 @@ sub enforce_vm_running_for_backup {
# start with skiplock
my $params = {
skiplock => 1,
skiptemplate => 1,
paused => 1,
};
PVE::QemuServer::vm_start($self->{storecfg}, $vmid, $params);