]> git.proxmox.com Git - qemu-server.git/blobdiff - PVE/API2/Qemu.pm
create_disks: fix uninitialized warning
[qemu-server.git] / PVE / API2 / Qemu.pm
index 8a7e98c1ceef84ca2386ca5841c58e033ad95475..5e6fd42513dbaf509e9ae128c85a6eab84276018 100644 (file)
@@ -21,6 +21,7 @@ use PVE::GuestHelpers;
 use PVE::QemuConfig;
 use PVE::QemuServer;
 use PVE::QemuServer::Drive;
+use PVE::QemuServer::CPUConfig;
 use PVE::QemuServer::Monitor qw(mon_cmd);
 use PVE::QemuMigrate;
 use PVE::RPCEnvironment;
@@ -63,7 +64,7 @@ my $NEW_DISK_RE = qr!^(([^/:\s]+):)?(\d+(\.\d+)?)$!;
 my $check_storage_access = sub {
    my ($rpcenv, $authuser, $storecfg, $vmid, $settings, $default_storage) = @_;
 
-   PVE::QemuServer::foreach_drive($settings, sub {
+   PVE::QemuConfig->foreach_volume($settings, sub {
        my ($ds, $drive) = @_;
 
        my $isCDROM = PVE::QemuServer::drive_is_cdrom($drive);
@@ -96,7 +97,7 @@ my $check_storage_access_clone = sub {
 
    my $sharedvm = 1;
 
-   PVE::QemuServer::foreach_drive($conf, sub {
+   PVE::QemuConfig->foreach_volume($conf, sub {
        my ($ds, $drive) = @_;
 
        my $isCDROM = PVE::QemuServer::drive_is_cdrom($drive);
@@ -216,7 +217,7 @@ my $create_disks = sub {
        }
     };
 
-    eval { PVE::QemuServer::foreach_drive($settings, $code); };
+    eval { PVE::QemuConfig->foreach_volume($settings, $code); };
 
     # free allocated images on error
     if (my $err = $@) {
@@ -236,6 +237,26 @@ my $create_disks = sub {
     return $vollist;
 };
 
+my $check_cpu_model_access = sub {
+    my ($rpcenv, $authuser, $new, $existing) = @_;
+
+    return if !defined($new->{cpu});
+
+    my $cpu = PVE::JSONSchema::check_format('pve-vm-cpu-conf', $new->{cpu});
+    return if !$cpu || !$cpu->{cputype}; # always allow default
+    my $cputype = $cpu->{cputype};
+
+    if ($existing && $existing->{cpu}) {
+       # changing only other settings doesn't require permissions for CPU model
+       my $existingCpu = PVE::JSONSchema::check_format('pve-vm-cpu-conf', $existing->{cpu});
+       return if $existingCpu->{cputype} eq $cputype;
+    }
+
+    if (PVE::QemuServer::CPUConfig::is_custom_model($cputype)) {
+       $rpcenv->check($authuser, "/nodes", ['Sys.Audit']);
+    }
+};
+
 my $cpuoptions = {
     'cores' => 1,
     'cpu' => 1,
@@ -404,7 +425,7 @@ __PACKAGE__->register_method({
 my $parse_restore_archive = sub {
     my ($storecfg, $archive) = @_;
 
-    my ($archive_storeid, $archive_volname) = PVE::Storage::parse_volume_id($archive);
+    my ($archive_storeid, $archive_volname) = PVE::Storage::parse_volume_id($archive, 1);
 
     if (defined($archive_storeid)) {
        my $scfg =  PVE::Storage::storage_config($storecfg, $archive_storeid);
@@ -543,6 +564,8 @@ __PACKAGE__->register_method({
 
            &$check_vm_modify_config_perm($rpcenv, $authuser, $vmid, $pool, [ keys %$param]);
 
+           &$check_cpu_model_access($rpcenv, $authuser, $param);
+
            foreach my $opt (keys %$param) {
                if (PVE::QemuServer::is_valid_drivename($opt)) {
                    my $drive = PVE::QemuServer::parse_drive($opt, $param->{$opt});
@@ -1072,7 +1095,7 @@ my $update_vm_api  = sub {
        return if PVE::QemuServer::drive_is_cdrom($drive);
 
        my ($storeid, $volname) = PVE::Storage::parse_volume_id($volid, 1);
-       return if $volname eq 'cloudinit';
+       return if defined($volname) && $volname eq 'cloudinit';
 
        my $format;
        if ($volid =~ $NEW_DISK_RE) {
@@ -1122,6 +1145,8 @@ my $update_vm_api  = sub {
        die "checksum missmatch (file change by other user?)\n"
            if $digest && $digest ne $conf->{digest};
 
+       &$check_cpu_model_access($rpcenv, $authuser, $param, $conf);
+
        # FIXME: 'suspended' lock should probabyl be a state or "weak" lock?!
        if (scalar(@delete) && grep { $_ eq 'vmstate'} @delete) {
            if (defined($conf->{lock}) && $conf->{lock} eq 'suspended') {
@@ -1129,6 +1154,7 @@ my $update_vm_api  = sub {
                push @delete, 'lock'; # this is the real deal to write it out
            }
            push @delete, 'runningmachine' if $conf->{runningmachine};
+           push @delete, 'runningcpu' if $conf->{runningcpu};
        }
 
        PVE::QemuConfig->check_lock($conf) if !$skiplock;
@@ -1467,32 +1493,38 @@ __PACKAGE__->register_method({
        raise_param_exc({ skiplock => "Only root may use this option." })
            if $skiplock && $authuser ne 'root@pam';
 
-       # test if VM exists
-       my $conf = PVE::QemuConfig->load_config($vmid);
-       my $storecfg = PVE::Storage::config();
-       PVE::QemuConfig->check_protection($conf, "can't remove VM $vmid");
+       my $early_checks = sub {
+           # test if VM exists
+           my $conf = PVE::QemuConfig->load_config($vmid);
+           PVE::QemuConfig->check_protection($conf, "can't remove VM $vmid");
 
-       my $ha_managed = PVE::HA::Config::service_is_configured("vm:$vmid");
+           my $ha_managed = PVE::HA::Config::service_is_configured("vm:$vmid");
 
-       if (!$param->{purge}) {
-           die "unable to remove VM $vmid - used in HA resources and purge parameter not set.\n"
-               if $ha_managed;
-           # don't allow destroy if with replication jobs but no purge param
-           my $repl_conf = PVE::ReplicationConfig->new();
-           $repl_conf->check_for_existing_jobs($vmid);
-       }
+           if (!$param->{purge}) {
+               die "unable to remove VM $vmid - used in HA resources and purge parameter not set.\n"
+                   if $ha_managed;
+               # don't allow destroy if with replication jobs but no purge param
+               my $repl_conf = PVE::ReplicationConfig->new();
+               $repl_conf->check_for_existing_jobs($vmid);
+           }
 
-       # early tests (repeat after locking)
-       die "VM $vmid is running - destroy failed\n"
-           if PVE::QemuServer::check_running($vmid);
+           die "VM $vmid is running - destroy failed\n"
+               if PVE::QemuServer::check_running($vmid);
+
+           return $ha_managed;
+       };
+
+       $early_checks->();
 
        my $realcmd = sub {
            my $upid = shift;
 
+           my $storecfg = PVE::Storage::config();
+
            syslog('info', "destroy VM $vmid: $upid\n");
            PVE::QemuConfig->lock_config($vmid, sub {
-               die "VM $vmid is running - destroy failed\n"
-                   if (PVE::QemuServer::check_running($vmid));
+               # repeat, config might have changed
+               my $ha_managed = $early_checks->();
 
                PVE::QemuServer::destroy_vm($storecfg, $vmid, $skiplock, { lock => 'destroyed' });
 
@@ -2024,11 +2056,12 @@ __PACKAGE__->register_method({
                optional => 1,
            },
            machine => get_standard_option('pve-qemu-machine'),
-           targetstorage => {
-               description => "Target storage for the migration. (Can be '1' to use the same storage id as on the source node.)",
+           'force-cpu' => {
+               description => "Override QEMU's -cpu argument with the given string.",
                type => 'string',
-               optional => 1
+               optional => 1,
            },
+           targetstorage => get_standard_option('pve-targetstorage'),
            timeout => {
                description => "Wait maximal timeout seconds.",
                type => 'integer',
@@ -2052,6 +2085,7 @@ __PACKAGE__->register_method({
        my $timeout = extract_param($param, 'timeout');
 
        my $machine = extract_param($param, 'machine');
+       my $force_cpu = extract_param($param, 'force-cpu');
 
        my $get_root_param = sub {
            my $value = extract_param($param, $_[0]);
@@ -2067,8 +2101,15 @@ __PACKAGE__->register_method({
        my $migration_network = $get_root_param->('migration_network');
        my $targetstorage = $get_root_param->('targetstorage');
 
-       raise_param_exc({ targetstorage => "targetstorage can only by used with migratedfrom." })
-           if $targetstorage && !$migratedfrom;
+       my $storagemap;
+
+       if ($targetstorage) {
+           raise_param_exc({ targetstorage => "targetstorage can only by used with migratedfrom." })
+               if !$migratedfrom;
+           $storagemap = eval { PVE::JSONSchema::parse_idmap($targetstorage, 'pve-storage-id') };
+           raise_param_exc({ targetstorage => "failed to parse storage map: $@" })
+               if $@;
+       }
 
        # read spice ticket from STDIN
        my $spice_ticket;
@@ -2114,9 +2155,25 @@ __PACKAGE__->register_method({
 
                syslog('info', "start VM $vmid: $upid\n");
 
-               PVE::QemuServer::vm_start($storecfg, $vmid, $stateuri, $skiplock, $migratedfrom, undef, $machine,
-                                         $spice_ticket, $migration_network, $migration_type, $targetstorage, $timeout,
-                                         $nbd_protocol_version, $replicated_volumes);
+               my $migrate_opts = {
+                   migratedfrom => $migratedfrom,
+                   spice_ticket => $spice_ticket,
+                   network => $migration_network,
+                   type => $migration_type,
+                   storagemap => $storagemap,
+                   nbd_proto_version => $nbd_protocol_version,
+                   replicated_volumes => $replicated_volumes,
+               };
+
+               my $params = {
+                   statefile => $stateuri,
+                   skiplock => $skiplock,
+                   forcemachine => $machine,
+                   timeout => $timeout,
+                   forcecpu => $force_cpu,
+               };
+
+               PVE::QemuServer::vm_start($storecfg, $vmid, $params, $migrate_opts);
                return;
            };
 
@@ -2563,6 +2620,8 @@ __PACKAGE__->register_method({
            if $skiplock && $authuser ne 'root@pam';
 
        my $nocheck = extract_param($param, 'nocheck');
+       raise_param_exc({ nocheck => "Only root may use this option." })
+           if $nocheck && $authuser ne 'root@pam';
 
        my $to_disk_suspended;
        eval {
@@ -2584,7 +2643,7 @@ __PACKAGE__->register_method({
                PVE::QemuServer::vm_resume($vmid, $skiplock, $nocheck);
            } else {
                my $storecfg = PVE::Storage::config();
-               PVE::QemuServer::vm_start($storecfg, $vmid, undef, $skiplock);
+               PVE::QemuServer::vm_start($storecfg, $vmid, { skiplock => $skiplock });
            }
 
            return;
@@ -2824,9 +2883,6 @@ __PACKAGE__->register_method({
 
        my $running = PVE::QemuServer::check_running($vmid) || 0;
 
-       # exclusive lock if VM is running - else shared lock is enough;
-       my $shared_lock = $running ? 0 : 1;
-
        my $clonefn = sub {
            # do all tests after lock but before forking worker - if possible
 
@@ -2959,7 +3015,7 @@ __PACKAGE__->register_method({
 
                        my $newdrive = PVE::QemuServer::clone_disk($storecfg, $vmid, $running, $opt, $drive, $snapname,
                                                                   $newid, $storage, $format, $fullclone->{$opt}, $newvollist,
-                                                                  $jobs, $completion, $oldconf->{agent}, $clonelimit);
+                                                                  $jobs, $completion, $oldconf->{agent}, $clonelimit, $oldconf);
 
                        $newconf->{$opt} = PVE::QemuServer::print_drive($newdrive);
 
@@ -3014,11 +3070,17 @@ __PACKAGE__->register_method({
            return $rpcenv->fork_worker('qmclone', $vmid, $authuser, $realcmd);
        };
 
-       return PVE::QemuConfig->lock_config_mode($vmid, 1, $shared_lock, sub {
-           # Aquire exclusive lock lock for $newid
+       # Aquire exclusive lock lock for $newid
+       my $lock_target_vm = sub {
            return PVE::QemuConfig->lock_config_full($newid, 1, $clonefn);
-       });
+       };
 
+       # exclusive lock if VM is running - else shared lock is enough;
+       if ($running) {
+           return PVE::QemuConfig->lock_config_full($vmid, 1, $lock_target_vm);
+       } else {
+           return PVE::QemuConfig->lock_config_shared($vmid, 1, $lock_target_vm);
+       }
     }});
 
 __PACKAGE__->register_method({
@@ -3146,7 +3208,7 @@ __PACKAGE__->register_method({
                    my $movelimit = PVE::Storage::get_bandwidth_limit('move', [$oldstoreid, $storeid], $bwlimit);
 
                    my $newdrive = PVE::QemuServer::clone_disk($storecfg, $vmid, $running, $disk, $drive, undef,
-                                                              $vmid, $storeid, $format, 1, $newvollist, undef, undef, undef, $movelimit);
+                                                              $vmid, $storeid, $format, 1, $newvollist, undef, undef, undef, $movelimit, $conf);
 
                    $conf->{$disk} = PVE::QemuServer::print_drive($newdrive);
 
@@ -3370,9 +3432,7 @@ __PACKAGE__->register_method({
                description => "Enable live storage migration for local disk",
                optional => 1,
            },
-            targetstorage => get_standard_option('pve-storage-id', {
-               description => "Default target storage.",
-               optional => 1,
+            targetstorage => get_standard_option('pve-targetstorage', {
                completion => \&PVE::QemuServer::complete_migration_storage,
             }),
            bwlimit => {
@@ -3431,13 +3491,36 @@ __PACKAGE__->register_method({
            $param->{online} = 0;
        }
 
-       raise_param_exc({ targetstorage => "Live storage migration can only be done online." })
-           if !$param->{online} && $param->{targetstorage};
-
        my $storecfg = PVE::Storage::config();
 
-       if( $param->{targetstorage}) {
-           PVE::Storage::storage_check_node($storecfg, $param->{targetstorage}, $target);
+       if (my $targetstorage = $param->{targetstorage}) {
+           my $check_storage = sub {
+               my ($target_sid) = @_;
+               PVE::Storage::storage_check_node($storecfg, $target_sid, $target);
+               $rpcenv->check($authuser, "/storage/$target_sid", ['Datastore.AllocateSpace']);
+               my $scfg = PVE::Storage::storage_config($storecfg, $target_sid);
+               raise_param_exc({ targetstorage => "storage '$target_sid' does not support vm images"})
+                   if !$scfg->{content}->{images};
+           };
+
+           my $storagemap = eval { PVE::JSONSchema::parse_idmap($targetstorage, 'pve-storage-id') };
+           raise_param_exc({ targetstorage => "failed to parse storage map: $@" })
+               if $@;
+
+           $rpcenv->check_vm_perm($authuser, $vmid, undef, ['VM.Config.Disk'])
+               if !defined($storagemap->{identity});
+
+           foreach my $source (values %{$storagemap->{entries}}) {
+               $check_storage->($source);
+           }
+
+           $check_storage->($storagemap->{default})
+               if $storagemap->{default};
+
+           PVE::QemuServer::check_storage_availability($storecfg, $conf, $target)
+               if $storagemap->{identity};
+
+           $param->{storagemap} = $storagemap;
         } else {
            PVE::QemuServer::check_storage_availability($storecfg, $conf, $target);
        }
@@ -3637,8 +3720,7 @@ __PACKAGE__->register_method({
 
            PVE::QemuServer::qemu_block_resize($vmid, "drive-$disk", $storecfg, $volid, $newsize);
 
-           my $effective_size = eval { PVE::Storage::volume_size_info($storecfg, $volid, 3); };
-           $drive->{size} = $effective_size // $newsize;
+           $drive->{size} = $newsize;
            $conf->{$disk} = PVE::QemuServer::print_drive($drive);
 
            PVE::QemuConfig->write_config($vmid, $conf);