use PVE::QemuServer::Memory;
use PVE::QemuServer::USB qw(parse_usb_device);
use PVE::QemuServer::Cloudinit;
+use PVE::Systemd;
use Time::HiRes qw(gettimeofday);
use File::Copy qw(copy);
use URI::Escape;
-my $OVMF_CODE = '/usr/share/kvm/OVMF_CODE-pure-efi.fd';
-my $OVMF_VARS = '/usr/share/kvm/OVMF_VARS-pure-efi.fd';
+my $EDK2_FW_BASE = '/usr/share/pve-edk2-firmware/';
+my $OVMF_CODE = "$EDK2_FW_BASE/OVMF_CODE.fd";
+my $OVMF_VARS = "$EDK2_FW_BASE/OVMF_VARS.fd";
my $qemu_snap_storage = {rbd => 1, sheepdog => 1};
shares => {
optional => 1,
type => 'integer',
- description => "Amount of memory shares for auto-ballooning. The larger the number is, the more memory this VM gets. Number is relative to weights of all other running VMs. Using zero disables auto-ballooning",
+ description => "Amount of memory shares for auto-ballooning. The larger the number is, the more memory this VM gets. Number is relative to weights of all other running VMs. Using zero disables auto-ballooning. Auto-ballooning is done by pvestatd.",
minimum => 0,
maximum => 50000,
default => 1000,
keyboard => {
optional => 1,
type => 'string',
- description => "Keybord layout for vnc server. Default is read from the '/etc/pve/datacenter.conf' configuration file.".
+ description => "Keybord layout for vnc server. Default is read from the '/etc/pve/datacenter.cfg' configuration file.".
"It should not be necessary to set it.",
enum => PVE::Tools::kvmkeymaplist(),
default => undef,
$device .= ",bootindex=$drive->{bootindex}" if $drive->{bootindex};
+ if (my $serial = $drive->{serial}) {
+ $serial = URI::Escape::uri_unescape($serial);
+ $device .= ",serial=$serial";
+ }
+
+
return $device;
}
}
}
- if (my $serial = $drive->{serial}) {
- $serial = URI::Escape::uri_unescape($serial);
- $opts .= ",serial=$serial";
- }
-
$opts .= ",format=$format" if $format && !$drive->{format};
my $cache_direct = 0;
my $dc = PVE::Cluster::cfs_read_file('datacenter.cfg');
$res->{macaddr} = PVE::Tools::random_ether_addr($dc->{mac_prefix});
}
- $res->{macaddr} = PVE::Tools::random_ether_addr() if !defined($res->{macaddr});
return $res;
}
}
}
- my $conf = PVE::Cluster::cfs_read_file('datacenter.cfg');
- $res->{keyboard} = $conf->{keyboard} if $conf->{keyboard};
-
return $res;
}
return $drive->{size};
}
+our $vmstatus_return_properties = {
+ vmid => get_standard_option('pve-vmid'),
+ status => {
+ description => "Qemu process status.",
+ type => 'string',
+ enum => ['stopped', 'running'],
+ },
+ maxmem => {
+ description => "Maximum memory in bytes.",
+ type => 'integer',
+ optional => 1,
+ renderer => 'bytes',
+ },
+ maxdisk => {
+ description => "Root disk size in bytes.",
+ type => 'integer',
+ optional => 1,
+ renderer => 'bytes',
+ },
+ name => {
+ description => "VM name.",
+ type => 'string',
+ optional => 1,
+ },
+ qmpstatus => {
+ description => "Qemu QMP agent status.",
+ type => 'string',
+ optional => 1,
+ },
+ pid => {
+ description => "PID of running qemu process.",
+ type => 'integer',
+ optional => 1,
+ },
+ uptime => {
+ description => "Uptime.",
+ type => 'integer',
+ optional => 1,
+ renderer => 'duration',
+ },
+ cpus => {
+ description => "Maximum usable CPUs.",
+ type => 'number',
+ optional => 1,
+ },
+};
+
my $last_proc_pid_stat;
# get VM status information
my $cfspath = PVE::QemuConfig->cfs_config_path($vmid);
my $conf = PVE::Cluster::cfs_read_file($cfspath) || {};
- my $d = {};
+ my $d = { vmid => $vmid };
$d->{pid} = $list->{$vmid}->{pid};
# fixme: better status?
push @$cmd, '-id', $vmid;
+ my $vmname = $conf->{name} || "vm$vmid";
+
+ push @$cmd, '-name', $vmname;
+
my $use_virtio = 0;
my $qmpsocket = qmp_socket($vmid);
}
}
- my $vmname = $conf->{name} || "vm$vmid";
-
- push @$cmd, '-name', $vmname;
my $sockets = 1;
$sockets = $conf->{smp} if $conf->{smp}; # old style - no longer iused
push @$cmd, '-S' if $conf->{freeze};
- # set keyboard layout
- my $kb = $conf->{keyboard} || $defaults->{keyboard};
- push @$cmd, '-k', $kb if $kb;
+ push @$cmd, '-k', $conf->{keyboard} if defined($conf->{keyboard});
# enable sound
#my $soundhw = $conf->{soundhw} || $defaults->{soundhw};
if ($winversion){
for(my $i = 1; $i < $qxlnum; $i++){
my $pciaddr = print_pci_addr("vga$i", $bridges);
- push @$cmd, '-device', "qxl,id=vga$i,ram_size=67108864,vram_size=33554432$pciaddr";
+ push @$devices, '-device', "qxl,id=vga$i,ram_size=67108864,vram_size=33554432$pciaddr";
}
} else {
# assume other OS works like Linux
my ($vmid) = @_;
my $res = vm_mon_cmd($vmid, 'query-pci');
+ my $devices_to_check = [];
my $devices = {};
foreach my $pcibus (@$res) {
- foreach my $device (@{$pcibus->{devices}}) {
- next if !$device->{'qdev_id'};
- if ($device->{'pci_bridge'}) {
- $devices->{$device->{'qdev_id'}} = 1;
- foreach my $bridge_device (@{$device->{'pci_bridge'}->{devices}}) {
- next if !$bridge_device->{'qdev_id'};
- $devices->{$bridge_device->{'qdev_id'}} = 1;
- $devices->{$device->{'qdev_id'}}++;
- }
- } else {
- $devices->{$device->{'qdev_id'}} = 1;
- }
+ push @$devices_to_check, @{$pcibus->{devices}},
+ }
+
+ while (@$devices_to_check) {
+ my $to_check = [];
+ for my $d (@$devices_to_check) {
+ $devices->{$d->{'qdev_id'}} = 1 if $d->{'qdev_id'};
+ next if !$d->{'pci_bridge'};
+
+ $devices->{$d->{'qdev_id'}} += scalar(@{$d->{'pci_bridge'}->{devices}});
+ push @$to_check, @{$d->{'pci_bridge'}->{devices}};
}
+ $devices_to_check = $to_check;
}
my $resblock = vm_mon_cmd($vmid, 'query-block');
return $res;
}
-# old code, only used to shutdown old VM after update
-sub vm_monitor_command {
- my ($vmid, $cmdstr, $nocheck) = @_;
-
- my $res;
-
- eval {
- die "VM $vmid not running\n" if !check_running($vmid, $nocheck);
-
- my $sname = "${var_run_tmpdir}/$vmid.mon";
-
- my $sock = IO::Socket::UNIX->new( Peer => $sname ) ||
- die "unable to connect to VM $vmid socket - $!\n";
-
- my $timeout = 3;
-
- # hack: migrate sometime blocks the monitor (when migrate_downtime
- # is set)
- if ($cmdstr =~ m/^(info\s+migrate|migrate\s)/) {
- $timeout = 60*60; # 1 hour
- }
-
- # read banner;
- my $data = __read_avail($sock, $timeout);
-
- if ($data !~ m/^QEMU\s+(\S+)\s+monitor\s/) {
- die "got unexpected qemu monitor banner\n";
- }
-
- my $sel = new IO::Select;
- $sel->add($sock);
-
- if (!scalar(my @ready = $sel->can_write($timeout))) {
- die "monitor write error - timeout";
- }
-
- my $fullcmd = "$cmdstr\r";
-
- # syslog('info', "VM $vmid monitor command: $cmdstr");
-
- my $b;
- if (!($b = $sock->syswrite($fullcmd)) || ($b != length($fullcmd))) {
- die "monitor write error - $!";
- }
-
- return if ($cmdstr eq 'q') || ($cmdstr eq 'quit');
-
- $timeout = 20;
-
- if ($cmdstr =~ m/^(info\s+migrate|migrate\s)/) {
- $timeout = 60*60; # 1 hour
- } elsif ($cmdstr =~ m/^(eject|change)/) {
- $timeout = 60; # note: cdrom mount command is slow
- }
- if ($res = __read_avail($sock, $timeout)) {
-
- my @lines = split("\r?\n", $res);
-
- shift @lines if $lines[0] !~ m/^unknown command/; # skip echo
-
- $res = join("\n", @lines);
- $res .= "\n";
- }
- };
-
- my $err = $@;
-
- if ($err) {
- syslog("err", "VM $vmid monitor command failed - $err");
- die $err;
- }
-
- return $res;
-}
-
sub qemu_block_resize {
my ($vmid, $deviceid, $storecfg, $volid, $size) = @_;
my $running = check_running($vmid);
+ if($running) {
+
+ $running = undef;
+ my $conf = PVE::QemuConfig->load_config($vmid);
+ foreach_drive($conf, sub {
+ my ($ds, $drive) = @_;
+ $running = 1 if $drive->{file} eq $volid;
+ });
+ }
+
if ($running && do_snapshots_with_qemu($storecfg, $volid)){
vm_mon_cmd($vmid, "delete-drive-snapshot", device => $deviceid, name => $snap);
} else {
qemu_cpu_hotplug($vmid, $conf, undef);
} elsif ($opt eq 'balloon') {
# enable balloon device is not hotpluggable
- die "skip\n" if !defined($conf->{balloon}) || $conf->{balloon};
+ die "skip\n" if defined($conf->{balloon}) && $conf->{balloon} == 0;
+ # here we reset the ballooning value to memory
+ my $balloon = $conf->{memory} || $defaults->{memory};
+ vm_mon_cmd($vmid, "balloon", value => $balloon*1024*1024);
} elsif ($fast_plug_option->{$opt}) {
# do nothing
} elsif ($opt =~ m/^net(\d+)$/) {
PVE::Storage::activate_volumes($storecfg, $vollist);
- if (!check_running($vmid, 1) && -d "/sys/fs/cgroup/systemd/qemu.slice/$vmid.scope") {
- my $cmd = [];
- push @$cmd, '/bin/systemctl', 'stop', "$vmid.scope";
- eval { run_command($cmd); };
+ if (!check_running($vmid, 1)) {
+ eval {
+ run_command(['/bin/systemctl', 'stop', "$vmid.scope"],
+ outfunc => sub {}, errfunc => sub {});
+ };
}
my $cpuunits = defined($conf->{cpuunits}) ? $conf->{cpuunits}
}
$properties{timeout} = 10 if $statefile; # setting up the scope shoul be quick
+ my $run_qemu = sub {
+ PVE::Tools::run_fork sub {
+ PVE::Systemd::enter_systemd_scope($vmid, "Proxmox VE VM $vmid", %properties);
+ run_command($cmd, %run_params);
+ };
+ };
+
if ($conf->{hugepages}) {
my $code = sub {
PVE::QemuServer::Memory::hugepages_mount();
PVE::QemuServer::Memory::hugepages_allocate($hugepages_topology, $hugepages_host_topology);
- eval {
- PVE::Tools::enter_systemd_scope($vmid, "Proxmox VE VM $vmid", %properties);
- run_command($cmd, %run_params);
- };
-
+ eval { $run_qemu->() };
if (my $err = $@) {
PVE::QemuServer::Memory::hugepages_reset($hugepages_host_topology);
die $err;
eval { PVE::QemuServer::Memory::hugepages_update_locked($code); };
} else {
- eval {
- PVE::Tools::enter_systemd_scope($vmid, "Proxmox VE VM $vmid", %properties);
- run_command($cmd, %run_params);
- };
+ eval { $run_qemu->() };
}
if (my $err = $@) {
}
} else {
- if (!$statefile && (!defined($conf->{balloon}) || $conf->{balloon})) {
- vm_mon_cmd_nocheck($vmid, "balloon", value => $conf->{balloon}*1024*1024)
- if $conf->{balloon};
- }
+ vm_mon_cmd_nocheck($vmid, "balloon", value => $conf->{balloon}*1024*1024)
+ if !$statefile && $conf->{balloon};
foreach my $opt (keys %$conf) {
next if $opt !~ m/^net\d+$/;
my $qmpclient = PVE::QMPClient->new();
$res = $qmpclient->cmd($vmid, $cmd, $timeout);
- } elsif (-e "${var_run_tmpdir}/$vmid.mon") {
- die "can't execute complex command on old monitor - stop/start your vm to fix the problem\n"
- if scalar(%{$cmd->{arguments}});
- vm_monitor_command($vmid, $cmd->{execute}, $nocheck);
} else {
die "unable to open monitor socket\n";
}
PVE::QemuConfig->lock_config($vmid, sub {
+ my $res = vm_mon_cmd($vmid, 'query-status');
+ my $resume_cmd = 'cont';
+
+ if ($res->{status} && $res->{status} eq 'suspended') {
+ $resume_cmd = 'system_wakeup';
+ }
+
if (!$nocheck) {
my $conf = PVE::QemuConfig->load_config($vmid);
PVE::QemuConfig->check_lock($conf)
if !($skiplock || PVE::QemuConfig->has_lock($conf, 'backup'));
- vm_mon_cmd($vmid, "cont");
+ vm_mon_cmd($vmid, $resume_cmd);
} else {
- vm_mon_cmd_nocheck($vmid, "cont");
+ vm_mon_cmd_nocheck($vmid, $resume_cmd);
}
});
}
my ($vmid, $conf, $volid_hash) = @_;
my $changes;
+ my $prefix = "VM $vmid:";
# used and unused disks
my $referenced = {};
if ($new ne $conf->{$opt}) {
$changes = 1;
$conf->{$opt} = $new;
+ print "$prefix update disk '$opt' information.\n";
}
}
}
my $volid = $conf->{$opt};
my $path = $volid_hash->{$volid}->{path} if $volid_hash->{$volid};
if ($referenced->{$volid} || ($path && $referencedpath->{$path})) {
+ print "$prefix remove entry '$opt', its volume '$volid' is in use.\n";
$changes = 1;
delete $conf->{$opt};
}
next if !$path; # just to be sure
next if $referencedpath->{$path};
$changes = 1;
- PVE::QemuConfig->add_unused_volume($conf, $volid);
+ my $key = PVE::QemuConfig->add_unused_volume($conf, $volid);
+ print "$prefix add unreferenced volume '$volid' as '$key' to config.\n";
$referencedpath->{$path} = 1; # avoid to add more than once (aliases)
}
}
sub rescan {
- my ($vmid, $nolock) = @_;
+ my ($vmid, $nolock, $dryrun) = @_;
my $cfg = PVE::Storage::config();
+ # FIXME: Remove once our RBD plugin can handle CT and VM on a single storage
+ # see: https://pve.proxmox.com/pipermail/pve-devel/2018-July/032900.html
+ foreach my $stor (keys %{$cfg->{ids}}) {
+ delete($cfg->{ids}->{$stor}) if ! $cfg->{ids}->{$stor}->{content}->{images};
+ }
+
+ print "rescan volumes...\n";
my $volid_hash = scan_volids($cfg, $vmid);
my $updatefn = sub {
my $changes = update_disksize($vmid, $conf, $vm_volids);
- PVE::QemuConfig->write_config($vmid, $conf) if $changes;
+ PVE::QemuConfig->write_config($vmid, $conf) if $changes && !$dryrun;
};
if (defined($vmid)) {
sub restore_vma_archive {
my ($archive, $vmid, $user, $opts, $comp) = @_;
- my $input = $archive eq '-' ? "<&STDIN" : undef;
my $readfrom = $archive;
- my $uncomp = '';
- if ($comp) {
+ my $cfg = PVE::Storage::config();
+ my $commands = [];
+ my $bwlimit = $opts->{bwlimit};
+
+ my $dbg_cmdstring = '';
+ my $add_pipe = sub {
+ my ($cmd) = @_;
+ push @$commands, $cmd;
+ $dbg_cmdstring .= ' | ' if length($dbg_cmdstring);
+ $dbg_cmdstring .= PVE::Tools::cmd2string($cmd);
$readfrom = '-';
- my $qarchive = PVE::Tools::shellquote($archive);
+ };
+
+ my $input = undef;
+ if ($archive eq '-') {
+ $input = '<&STDIN';
+ } else {
+ # If we use a backup from a PVE defined storage we also consider that
+ # storage's rate limit:
+ my (undef, $volid) = PVE::Storage::path_to_volume_id($cfg, $archive);
+ if (defined($volid)) {
+ my ($sid, undef) = PVE::Storage::parse_volume_id($volid);
+ my $readlimit = PVE::Storage::get_bandwidth_limit('restore', [$sid], $bwlimit);
+ if ($readlimit) {
+ print STDERR "applying read rate limit: $readlimit\n";
+ my $cstream = ['cstream', '-t', $readlimit*1024, '--', $readfrom];
+ $add_pipe->($cstream);
+ }
+ }
+ }
+
+ if ($comp) {
+ my $cmd;
if ($comp eq 'gzip') {
- $uncomp = "zcat $qarchive|";
+ $cmd = ['zcat', $readfrom];
} elsif ($comp eq 'lzop') {
- $uncomp = "lzop -d -c $qarchive|";
+ $cmd = ['lzop', '-d', '-c', $readfrom];
} else {
die "unknown compression method '$comp'\n";
}
-
+ $add_pipe->($cmd);
}
my $tmpdir = "/var/tmp/vzdumptmp$$";
open($fifofh, '>', $mapfifo) || die $!;
};
- my $cmd = "${uncomp}vma extract -v -r $mapfifo $readfrom $tmpdir";
+ $add_pipe->(['vma', 'extract', '-v', '-r', $mapfifo, $readfrom, $tmpdir]);
my $oldtimeout;
my $timeout = 5;
my $cfs_path = PVE::QemuConfig->cfs_config_path($vmid);
my $oldconf = PVE::Cluster::cfs_read_file($cfs_path);
+ my %storage_limits;
+
my $print_devmap = sub {
my $virtdev_hash = {};
$rpcenv->check($user, "/storage/$storeid", ['Datastore.AllocateSpace']);
}
+ $storage_limits{$storeid} = $bwlimit;
+
$virtdev_hash->{$virtdev} = $devinfo->{$devname};
}
}
+ foreach my $key (keys %storage_limits) {
+ my $limit = PVE::Storage::get_bandwidth_limit('restore', [$key], $bwlimit);
+ next if !$limit;
+ print STDERR "rate limit for storage $key: $limit KiB/s\n";
+ $storage_limits{$key} = $limit * 1024;
+ }
+
foreach my $devname (keys %$devinfo) {
die "found no device mapping information for device '$devname'\n"
if !$devinfo->{$devname}->{virtdev};
}
- my $cfg = PVE::Storage::config();
-
# create empty/temp config
if ($oldconf) {
PVE::Tools::file_set_contents($conffile, "memory: 128\n");
foreach my $virtdev (sort keys %$virtdev_hash) {
my $d = $virtdev_hash->{$virtdev};
my $alloc_size = int(($d->{size} + 1024 - 1)/1024);
- my $scfg = PVE::Storage::storage_config($cfg, $d->{storeid});
+ my $storeid = $d->{storeid};
+ my $scfg = PVE::Storage::storage_config($cfg, $storeid);
+
+ my $map_opts = '';
+ if (my $limit = $storage_limits{$storeid}) {
+ $map_opts .= "throttling.bps=$limit:throttling.group=$storeid:";
+ }
# test if requested format is supported
- my ($defFormat, $validFormats) = PVE::Storage::storage_default_format($cfg, $d->{storeid});
+ my ($defFormat, $validFormats) = PVE::Storage::storage_default_format($cfg, $storeid);
my $supported = grep { $_ eq $d->{format} } @$validFormats;
$d->{format} = $defFormat if !$supported;
- my $volid = PVE::Storage::vdisk_alloc($cfg, $d->{storeid}, $vmid,
+ my $volid = PVE::Storage::vdisk_alloc($cfg, $storeid, $vmid,
$d->{format}, undef, $alloc_size);
print STDERR "new volume ID is '$volid'\n";
$d->{volid} = $volid;
$write_zeros = 0;
}
- print $fifofh "format=$d->{format}:${write_zeros}:$d->{devname}=$path\n";
+ print $fifofh "${map_opts}format=$d->{format}:${write_zeros}:$d->{devname}=$path\n";
print "map '$d->{devname}' to '$path' (write zeros = ${write_zeros})\n";
$map->{$virtdev} = $volid;
}
};
- print "restore vma archive: $cmd\n";
- run_command($cmd, input => $input, outfunc => $parser, afterfork => $openfifo);
+ print "restore vma archive: $dbg_cmdstring\n";
+ run_command($commands, input => $input, outfunc => $parser, afterfork => $openfifo);
};
my $err = $@;
push @$vollist, $volid if $volid;
}
- my $cfg = PVE::Storage::config();
PVE::Storage::deactivate_volumes($cfg, $vollist);
unlink $mapfifo;
}
sub qga_check_running {
- my ($vmid) = @_;
+ my ($vmid, $nowarn) = @_;
eval { vm_mon_cmd($vmid, "guest-ping", timeout => 3); };
if ($@) {
- warn "Qemu Guest Agent is not running - $@";
+ warn "Qemu Guest Agent is not running - $@" if !$nowarn;
return 0;
}
return 1;
my $cmd = [];
push @$cmd, '/usr/bin/qemu-img', 'convert', '-p', '-n';
push @$cmd, '-s', $snapname if($snapname && $src_format eq "qcow2");
+ push @$cmd, '-t', 'none' if $dst_scfg->{type} eq 'zfspool';
+ push @$cmd, '-T', 'none' if $src_scfg->{type} eq 'zfspool';
push @$cmd, '-f', $src_format, '-O', $dst_format, $src_path;
if ($is_zero_initialized) {
push @$cmd, "zeroinit:$dst_path";
$machine = PVE::QemuServer::get_current_qemu_machine($vmid) if !$machine;
- foreach my $opt (keys %$conf) {
- next if $opt !~ m/^net(\d+)$/;
- my $net = PVE::QemuServer::parse_net($conf->{$opt});
- next if !$net;
- my $romfile = PVE::QemuServer::vm_mon_cmd_nocheck($vmid, 'qom-get', path => $opt, property => 'romfile');
- return $machine.".pxe" if $romfile =~ m/pxe/;
- last;
+ if ($conf->{machine} && $conf->{machine} =~ m/\.pxe$/) {
+ $machine .= '.pxe';
}
return $machine;
return $res;
}
+sub nbd_stop {
+ my ($vmid) = @_;
+
+ vm_mon_cmd($vmid, 'nbd-server-stop');
+}
+
1;
projects / qemu-server.git / blobdiff