use PVE::Storage;
use PVE::Tools;
+use PVE::QemuConfig;
+use PVE::QemuServer::CPUConfig;
use PVE::QemuServer::Drive;
use PVE::QemuServer::Helpers qw(min_version);
use PVE::QemuServer::Machine;
}
sub fork_tunnel {
- my ($self, $tunnel_addr) = @_;
+ my ($self, $ssh_forward_info) = @_;
my @localtunnelinfo = ();
- foreach my $addr (@$tunnel_addr) {
+ foreach my $addr (@$ssh_forward_info) {
push @localtunnelinfo, '-L', $addr;
}
$self->finish_command_pipe($tunnel, 30);
- if ($tunnel->{sock_addr}) {
+ if (my $unix_sockets = $tunnel->{unix_sockets}) {
# ssh does not clean up on local host
- my $cmd = ['rm', '-f', @{$tunnel->{sock_addr}}]; #
+ my $cmd = ['rm', '-f', @$unix_sockets];
PVE::Tools::run_command($cmd);
# .. and just to be sure check on remote side
$self->{forcemachine} = PVE::QemuServer::Machine::qemu_machine_pxe($vmid, $conf);
+ # To support custom CPU types, we keep QEMU's "-cpu" parameter intact.
+ # Since the parameter itself contains no reference to a custom model,
+ # this makes migration independent of changes to "cpu-models.conf".
+ if ($conf->{cpu}) {
+ my $cpuconf = PVE::QemuServer::CPUConfig::parse_cpu_conf_basic($conf->{cpu});
+ if ($cpuconf && PVE::QemuServer::CPUConfig::is_custom_model($cpuconf->{cputype})) {
+ $self->{forcecpu} = PVE::QemuServer::CPUConfig::get_cpu_from_running_vm($pid);
+ }
+ }
}
+
my $loc_res = PVE::QemuServer::check_local_resources($conf, 1);
if (scalar @$loc_res) {
if ($self->{running} || !$self->{opts}->{force}) {
my $conf = $self->{vmconf};
# local volumes which have been copied
+ # and their old_id => new_id pairs
$self->{volumes} = [];
+ $self->{volume_map} = {};
my $storecfg = $self->{storecfg};
eval {
return if $scfg->{shared};
$local_volumes->{$volid}->{ref} = $attr->{referenced_in_config} ? 'config' : 'snapshot';
+ $local_volumes->{$volid}->{ref} = 'storage' if $attr->{is_unused};
+
+ $local_volumes->{$volid}->{is_vmstate} = $attr->{is_vmstate} ? 1 : 0;
if ($attr->{cdrom}) {
if ($volid =~ /vm-\d+-cloudinit/) {
die "owned by other VM (owner = VM $owner)\n"
if !$owner || ($owner != $vmid);
+ return if $attr->{is_vmstate};
+
if (defined($snaprefs)) {
$local_volumes->{$volid}->{snapshots} = 1;
}
my $live_replicatable_volumes = {};
- PVE::QemuServer::foreach_drive($conf, sub {
+ PVE::QemuConfig->foreach_volume($conf, sub {
my ($ds, $drive) = @_;
my $volid = $drive->{file};
# sizes in config have to be accurate for remote node to correctly
# allocate disks, rescan to be sure
my $volid_hash = PVE::QemuServer::scan_volids($storecfg, $vmid);
- PVE::QemuServer::foreach_drive($conf, sub {
+ PVE::QemuConfig->foreach_volume($conf, sub {
my ($key, $drive) = @_;
+ return if $key eq 'efidisk0'; # skip efidisk, will be handled later
+ return if !defined($local_volumes->{$key}); # only update sizes for local volumes
+
my ($updated, $old_size, $new_size) = PVE::QemuServer::Drive::update_disksize($drive, $volid_hash);
if (defined($updated)) {
$conf->{$key} = PVE::QemuServer::print_drive($updated);
next if $self->{replicated_volumes}->{$volid};
push @{$self->{volumes}}, $volid;
my $opts = $self->{opts};
- my $insecure = $opts->{migration_type} eq 'insecure';
- my $with_snapshots = $local_volumes->{$volid}->{snapshots};
# use 'migrate' limit for transfer to other node
my $bwlimit = PVE::Storage::get_bandwidth_limit('migration', [$targetsid, $sid], $opts->{bwlimit});
# JSONSchema and get_bandwidth_limit use kbps - storage_migrate bps
$bwlimit = $bwlimit * 1024 if defined($bwlimit);
- PVE::Storage::storage_migrate($storecfg, $volid, $self->{ssh_info}, $targetsid,
- undef, undef, undef, $bwlimit, $insecure, $with_snapshots);
+ my $storage_migrate_opts = {
+ 'bwlimit' => $bwlimit,
+ 'insecure' => $opts->{migration_type} eq 'insecure',
+ 'with_snapshots' => $local_volumes->{$volid}->{snapshots},
+ 'allow_rename' => !$local_volumes->{$volid}->{is_vmstate},
+ };
+
+ my $logfunc = sub { $self->log('info', $_[0]); };
+ my $new_volid = eval {
+ PVE::Storage::storage_migrate($storecfg, $volid, $self->{ssh_info},
+ $targetsid, $storage_migrate_opts, $logfunc);
+ };
+ if (my $err = $@) {
+ die "storage migration for '$volid' to storage '$targetsid' failed - $err\n";
+ }
+
+ $self->{volume_map}->{$volid} = $new_volid;
+ $self->log('info', "volume '$volid' is '$new_volid' on the target\n");
}
}
};
push @$cmd, '--machine', $self->{forcemachine};
}
+ if ($self->{forcecpu}) {
+ push @$cmd, '--force-cpu', $self->{forcecpu};
+ }
+
if ($self->{online_local_volumes}) {
push @$cmd, '--targetstorage', ($self->{opts}->{targetstorage} // '1');
}
my $spice_port;
- my $tunnel_addr = [];
- my $sock_addr = [];
+ my $unix_socket_info = {};
# version > 0 for unix socket support
my $nbd_protocol_version = 1;
# TODO change to 'spice_ticket: <ticket>\n' in 7.0
my $input = $spice_ticket ? "$spice_ticket\n" : "\n";
$input .= "nbd_protocol_version: $nbd_protocol_version\n";
- foreach my $volid (keys %{$self->{replicated_volumes}}) {
- $input .= "replicated_volume: $volid\n";
+
+ my $number_of_online_replicated_volumes = 0;
+
+ # prevent auto-vivification
+ if ($self->{online_local_volumes}) {
+ foreach my $volid (@{$self->{online_local_volumes}}) {
+ next if !$self->{replicated_volumes}->{$volid};
+ $number_of_online_replicated_volumes++;
+ $input .= "replicated_volume: $volid\n";
+ }
}
my $target_replicated_volumes = {};
my $targetdrive = $3;
$targetdrive =~ s/drive-//g;
+ $self->{stopnbd} = 1;
$self->{target_drive}->{$targetdrive}->{drivestr} = $drivestr;
$self->{target_drive}->{$targetdrive}->{nbd_uri} = $nbd_uri;
} elsif ($line =~ m!^storage migration listens on nbd:unix:(/run/qemu-server/(\d+)_nbd\.migrate):exportname=(\S+) volume:(\S+)$!) {
my $targetdrive = $3;
$targetdrive =~ s/drive-//g;
+ $self->{stopnbd} = 1;
$self->{target_drive}->{$targetdrive}->{drivestr} = $drivestr;
$self->{target_drive}->{$targetdrive}->{nbd_uri} = $nbd_uri;
- push @$tunnel_addr, "$nbd_unix_addr:$nbd_unix_addr";
- push @$sock_addr, $nbd_unix_addr;
+ $unix_socket_info->{$nbd_unix_addr} = 1;
} elsif ($line =~ m/^re-using replicated volume: (\S+) - (.*)$/) {
my $drive = $1;
my $volid = $2;
die "unable to detect remote migration address\n" if !$raddr;
- if (scalar(keys %$target_replicated_volumes) != scalar(keys %{$self->{replicated_volumes}})) {
+ if (scalar(keys %$target_replicated_volumes) != $number_of_online_replicated_volumes) {
die "number of replicated disks on source and target node do not match - target node too old?\n"
}
if ($migration_type eq 'secure') {
if ($ruri =~ /^unix:/) {
- unlink $raddr;
- push @$tunnel_addr, "$raddr:$raddr";
- $self->{tunnel} = $self->fork_tunnel($tunnel_addr);
- push @$sock_addr, $raddr;
+ my $ssh_forward_info = ["$raddr:$raddr"];
+ $unix_socket_info->{$raddr} = 1;
+
+ my $unix_sockets = [ keys %$unix_socket_info ];
+ for my $sock (@$unix_sockets) {
+ push @$ssh_forward_info, "$sock:$sock";
+ unlink $sock;
+ }
+
+ $self->{tunnel} = $self->fork_tunnel($ssh_forward_info);
my $unix_socket_try = 0; # wait for the socket to become ready
while ($unix_socket_try <= 100) {
$unix_socket_try++;
my $available = 0;
- foreach my $sock (@$sock_addr) {
+ foreach my $sock (@$unix_sockets) {
if (-S $sock) {
$available++;
}
}
- if ($available == @$sock_addr) {
+ if ($available == @$unix_sockets) {
last;
}
$self->finish_tunnel($self->{tunnel});
die "Timeout, migration socket $ruri did not get ready";
}
+ $self->{tunnel}->{unix_sockets} = $unix_sockets if (@$unix_sockets);
} elsif ($ruri =~ /^tcp:/) {
- my $tunnel_addr;
+ my $ssh_forward_info = [];
if ($raddr eq "localhost") {
# for backwards compatibility with older qemu-server versions
my $pfamily = PVE::Tools::get_host_address_family($nodename);
my $lport = PVE::Tools::next_migrate_port($pfamily);
- $tunnel_addr = "$lport:localhost:$rport";
+ push @$ssh_forward_info, "$lport:localhost:$rport";
}
- $self->{tunnel} = $self->fork_tunnel($tunnel_addr);
+ $self->{tunnel} = $self->fork_tunnel($ssh_forward_info);
} else {
die "unsupported protocol in migration URI: $ruri\n";
#fork tunnel for insecure migration, to send faster commands like resume
$self->{tunnel} = $self->fork_tunnel();
}
- $self->{tunnel}->{sock_addr} = $sock_addr if (@$sock_addr);
-
my $start = time();
my $opt_bwlimit = $self->{opts}->{bwlimit};
my $source_drive = PVE::QemuServer::parse_drive($drive, $conf->{$drive});
my $target_drive = PVE::QemuServer::parse_drive($drive, $target->{drivestr});
- my $source_sid = PVE::Storage::Plugin::parse_volume_id($source_drive->{file});
- my $target_sid = PVE::Storage::Plugin::parse_volume_id($target_drive->{file});
+ my $source_volid = $source_drive->{file};
+ my $target_volid = $target_drive->{file};
+
+ my $source_sid = PVE::Storage::Plugin::parse_volume_id($source_volid);
+ my $target_sid = PVE::Storage::Plugin::parse_volume_id($target_volid);
my $bwlimit = PVE::Storage::get_bandwidth_limit('migration', [$source_sid, $target_sid], $opt_bwlimit);
my $bitmap = $target->{bitmap};
$self->log('info', "$drive: start migration to $nbd_uri");
PVE::QemuServer::qemu_drive_mirror($vmid, $drive, $nbd_uri, $vmid, undef, $self->{storage_migration_jobs}, 'skip', undef, $bwlimit, $bitmap);
+
+ $self->{volume_map}->{$source_volid} = $target_volid;
+ $self->log('info', "volume '$source_volid' is '$target_volid' on the target\n");
}
}
eval { PVE::QemuServer::qemu_blockjobs_cancel($vmid, $self->{storage_migration_jobs}) };
eval { PVE::QemuMigrate::cleanup_remotedisks($self) };
die "Failed to complete storage migration: $err\n";
- } else {
- foreach my $target_drive (keys %{$self->{target_drive}}) {
- my $drive = PVE::QemuServer::parse_drive($target_drive, $self->{target_drive}->{$target_drive}->{drivestr});
- $conf->{$target_drive} = PVE::QemuServer::print_drive($drive);
- PVE::QemuConfig->write_config($vmid, $conf);
- }
}
}
+ if ($self->{volume_map}) {
+ my $target_drives = $self->{target_drive};
+
+ # FIXME: for NBD storage migration we now only update the volid, and
+ # not the full drivestr from the target node. Workaround that until we
+ # got some real rescan, to avoid things like wrong format in the drive
+ delete $conf->{$_} for keys %$target_drives;
+ PVE::QemuConfig->update_volume_ids($conf, $self->{volume_map});
+
+ for my $drive (keys %$target_drives) {
+ $conf->{$drive} = $target_drives->{$drive}->{drivestr};
+ }
+ PVE::QemuConfig->write_config($vmid, $conf);
+ }
+
# transfer replication state before move config
$self->transfer_replication_state() if $self->{replicated_volumes};
$self->switch_replication_job_target() if $self->{replicated_volumes};
if ($self->{livemigration}) {
- if ($self->{storage_migration}) {
+ if ($self->{stopnbd}) {
+ $self->log('info', "stopping NBD storage migration server on target.");
# stop nbd server on remote vm - requirement for resume since 2.9
my $cmd = [@{$self->{rem_ssh}}, 'qm', 'nbdstop', $vmid];
projects / qemu-server.git / blobdiff