test/snapshot-test.pm

   1 package PVE::QemuServer; ## no critic
   2
   3 use strict;
   4 use warnings;
   5
   6 use lib qw(..);
   7
   8 use PVE::Storage;
   9 use PVE::Storage::Plugin;
  10 use PVE::QemuServer;
  11 use PVE::QemuConfig;
  12 use PVE::Tools;
  13 use PVE::ReplicationConfig;
  14
  15 use Test::MockModule;
  16 use Test::More;
  17
  18 my $activate_storage_possible = 1;
  19 my $nodename;
  20 my $snapshot_possible;
  21 my $vol_snapshot_possible = {};
  22 my $vol_snapshot_delete_possible = {};
  23 my $vol_snapshot_rollback_possible = {};
  24 my $vol_snapshot_rollback_enabled = {};
  25 my $vol_snapshot = {};
  26 my $vol_snapshot_delete = {};
  27 my $vol_snapshot_rollback = {};
  28 my $running;
  29 my $freeze_possible;
  30 my $stop_possible;
  31 my $save_vmstate_works;
  32 my $vm_mon = {};
  33
  34 # Mocked methods
  35
  36 sub mocked_volume_snapshot {
  37     my ($storecfg, $volid, $snapname) = @_;
  38     die "Storage config not mocked! aborting\n"
  39         if defined($storecfg);
  40     die "volid undefined\n"
  41         if !defined($volid);
  42     die "snapname undefined\n"
  43         if !defined($snapname);
  44     if ($vol_snapshot_possible->{$volid}) {
  45         if (defined($vol_snapshot->{$volid})) {
  46             $vol_snapshot->{$volid} .= ",$snapname";
  47         } else {
  48             $vol_snapshot->{$volid} = $snapname;
  49         }
  50         return 1;
  51     } else {
  52         die "volume snapshot disabled\n";
  53     }
  54 }
  55
  56 sub mocked_volume_snapshot_delete {
  57     my ($storecfg, $volid, $snapname) = @_;
  58     die "Storage config not mocked! aborting\n"
  59         if defined($storecfg);
  60     die "volid undefined\n"
  61         if !defined($volid);
  62     die "snapname undefined\n"
  63         if !defined($snapname);
  64     if ($vol_snapshot_delete_possible->{$volid}) {
  65         if (defined($vol_snapshot_delete->{$volid})) {
  66             $vol_snapshot_delete->{$volid} .= ",$snapname";
  67         } else {
  68             $vol_snapshot_delete->{$volid} = $snapname;
  69         }
  70         return 1;
  71     } else {
  72         die "volume snapshot delete disabled\n";
  73     }
  74 }
  75
  76 sub mocked_volume_snapshot_rollback {
  77     my ($storecfg, $volid, $snapname) = @_;
  78     die "Storage config not mocked! aborting\n"
  79         if defined($storecfg);
  80     die "volid undefined\n"
  81         if !defined($volid);
  82     die "snapname undefined\n"
  83         if !defined($snapname);
  84     if ($vol_snapshot_rollback_enabled->{$volid}) {
  85         if (defined($vol_snapshot_rollback->{$volid})) {
  86             $vol_snapshot_rollback->{$volid} .= ",$snapname";
  87         } else {
  88             $vol_snapshot_rollback->{$volid} = $snapname;
  89         }
  90         return 1;
  91     } else {
  92         die "volume snapshot rollback disabled\n";
  93     }
  94 }
  95
  96 sub mocked_volume_rollback_is_possible {
  97     my ($storecfg, $volid, $snapname) = @_;
  98     die "Storage config not mocked! aborting\n"
  99         if defined($storecfg);
 100     die "volid undefined\n"
 101         if !defined($volid);
 102     die "snapname undefined\n"
 103         if !defined($snapname);
 104     return $vol_snapshot_rollback_possible->{$volid}
 105         if ($vol_snapshot_rollback_possible->{$volid});
 106     die "volume_rollback_is_possible failed\n";
 107 }
 108
 109 sub mocked_activate_storage {
 110     my ($storecfg, $storeid) = @_;
 111     die "Storage config not mocked! aborting\n"
 112         if defined($storecfg);
 113     die "storage activation failed\n"
 114         if !$activate_storage_possible;
 115     return;
 116 }
 117
 118 sub mocked_activate_volumes {
 119     my ($storecfg, $volumes) = @_;
 120     die "Storage config not mocked! aborting\n"
 121         if defined($storecfg);
 122     die "wrong volume - fake vmstate expected!\n"
 123         if ((scalar @$volumes != 1) || @$volumes[0] ne "somestorage:state-volume");
 124     return;
 125 }
 126
 127 sub mocked_deactivate_volumes {
 128     my ($storecfg, $volumes) = @_;
 129     die "Storage config not mocked! aborting\n"
 130         if defined($storecfg);
 131     die "wrong volume - fake vmstate expected!\n"
 132         if ((scalar @$volumes != 1) || @$volumes[0] ne "somestorage:state-volume");
 133     return;
 134 }
 135
 136 sub mocked_vdisk_free {
 137     my ($storecfg, $vmstate) = @_;
 138     die "Storage config not mocked! aborting\n"
 139         if defined($storecfg);
 140     die "wrong vdisk - fake vmstate expected!\n"
 141         if ($vmstate ne "somestorage:state-volume");
 142     return;
 143 }
 144
 145 sub mocked_run_command {
 146     my ($cmd, %param) = @_;
 147     my $cmdstring;
 148     if (my $ref = ref($cmd)) {
 149         $cmdstring = PVE::Tools::cmd2string($cmd);
 150         if ($cmdstring =~ m/.*\/qemu-(un)?freeze.*/) {
 151             return 1 if $freeze_possible;
 152             die "qemu-[un]freeze disabled\n";
 153         }
 154         if ($cmdstring =~ m/.*\/qemu-stop.*--kill.*/) {
 155             if ($stop_possible) {
 156                 $running = 0;
 157                 return 1;
 158             } else {
 159                 return 0;
 160             }
 161         }
 162     }
 163     die "unexpected run_command call: '$cmdstring', aborting\n";
 164 }
 165
 166 # Testing methods
 167
 168 sub test_file {
 169     my ($exp_fn, $real_fn) = @_;
 170     my $ret;
 171     eval {
 172         $ret = system("diff -u '$exp_fn' '$real_fn'");
 173     };
 174     die if $@;
 175     return !$ret;
 176 }
 177
 178 sub testcase_prepare {
 179     my ($vmid, $snapname, $save_vmstate, $comment, $exp_err) = @_;
 180     subtest "Preparing snapshot '$snapname' for vm '$vmid'" => sub {
 181         plan tests => 2;
 182         $@ = undef;
 183         eval {
 184             PVE::QemuConfig->__snapshot_prepare($vmid, $snapname, $save_vmstate, $comment);
 185         };
 186         is($@, $exp_err, "\$@ correct");
 187         ok(test_file("snapshot-expected/prepare/qemu-server/$vmid.conf", "snapshot-working/prepare/qemu-server/$vmid.conf"), "config file correct");
 188     };
 189 }
 190
 191 sub testcase_commit {
 192     my ($vmid, $snapname, $exp_err) = @_;
 193     subtest "Committing snapshot '$snapname' for vm '$vmid'" => sub {
 194         plan tests => 2;
 195         $@ = undef;
 196         eval {
 197             PVE::QemuConfig->__snapshot_commit($vmid, $snapname);
 198         };
 199         is($@, $exp_err, "\$@ correct");
 200         ok(test_file("snapshot-expected/commit/qemu-server/$vmid.conf", "snapshot-working/commit/qemu-server/$vmid.conf"), "config file correct");
 201     }
 202 }
 203
 204 sub testcase_create {
 205     my ($vmid, $snapname, $save_vmstate, $comment, $exp_err, $exp_vol_snap, $exp_vol_snap_delete) = @_;
 206     subtest "Creating snapshot '$snapname' for vm '$vmid'" => sub {
 207         plan tests => 4;
 208         $vol_snapshot = {};
 209         $vol_snapshot_delete = {};
 210         $exp_vol_snap = {} if !defined($exp_vol_snap);
 211         $exp_vol_snap_delete = {} if !defined($exp_vol_snap_delete);
 212         $@ = undef;
 213         eval {
 214             PVE::QemuConfig->snapshot_create($vmid, $snapname, $save_vmstate, $comment);
 215         };
 216         is($@, $exp_err, "\$@ correct");
 217         is_deeply($vol_snapshot, $exp_vol_snap, "created correct volume snapshots");
 218         is_deeply($vol_snapshot_delete, $exp_vol_snap_delete, "deleted correct volume snapshots");
 219         ok(test_file("snapshot-expected/create/qemu-server/$vmid.conf", "snapshot-working/create/qemu-server/$vmid.conf"), "config file correct");
 220     };
 221 }
 222
 223 sub testcase_delete {
 224     my ($vmid, $snapname, $force, $exp_err, $exp_vol_snap_delete) = @_;
 225     subtest "Deleting snapshot '$snapname' of vm '$vmid'" => sub {
 226         plan tests => 3;
 227         $vol_snapshot_delete = {};
 228         $exp_vol_snap_delete = {} if !defined($exp_vol_snap_delete);
 229         $@ = undef;
 230         eval {
 231             PVE::QemuConfig->snapshot_delete($vmid, $snapname, $force);
 232         };
 233         is($@, $exp_err, "\$@ correct");
 234         is_deeply($vol_snapshot_delete, $exp_vol_snap_delete, "deleted correct volume snapshots");
 235         ok(test_file("snapshot-expected/delete/qemu-server/$vmid.conf", "snapshot-working/delete/qemu-server/$vmid.conf"), "config file correct");
 236     };
 237 }
 238
 239 sub testcase_rollback {
 240     my ($vmid, $snapname, $exp_err, $exp_vol_snap_rollback) = @_;
 241     subtest "Rolling back to snapshot '$snapname' of vm '$vmid'" => sub {
 242         plan tests => 3;
 243         $vol_snapshot_rollback = {};
 244         $running = 1;
 245         $exp_vol_snap_rollback = {} if !defined($exp_vol_snap_rollback);
 246         $@ = undef;
 247         eval {
 248             PVE::QemuConfig->snapshot_rollback($vmid, $snapname);
 249         };
 250         is($@, $exp_err, "\$@ correct");
 251         is_deeply($vol_snapshot_rollback, $exp_vol_snap_rollback, "rolled back to correct volume snapshots");
 252         ok(test_file("snapshot-expected/rollback/qemu-server/$vmid.conf", "snapshot-working/rollback/qemu-server/$vmid.conf"), "config file correct");
 253     };
 254 }
 255
 256 # BEGIN mocked PVE::QemuConfig methods
 257 sub config_file_lock {
 258     return "snapshot-working/pve-test.lock";
 259 }
 260
 261 sub cfs_config_path {
 262     my ($class, $vmid, $node) = @_;
 263
 264     $node = $nodename if !$node;
 265     return "snapshot-working/$node/qemu-server/$vmid.conf";
 266 }
 267
 268 sub load_config {
 269     my ($class, $vmid, $node) = @_;
 270
 271     my $filename = $class->cfs_config_path($vmid, $node);
 272
 273     my $raw = PVE::Tools::file_get_contents($filename);
 274
 275     my $conf = PVE::QemuServer::parse_vm_config($filename, $raw);
 276     return $conf;
 277 }
 278
 279 sub write_config {
 280     my ($class, $vmid, $conf) = @_;
 281
 282     my $filename = $class->cfs_config_path($vmid);
 283
 284     if ($conf->{snapshots}) {
 285         foreach my $snapname (keys %{$conf->{snapshots}}) {
 286             $conf->{snapshots}->{$snapname}->{snaptime} = "1234567890"
 287                 if $conf->{snapshots}->{$snapname}->{snaptime};
 288         }
 289     }
 290
 291     my $raw = PVE::QemuServer::write_vm_config($filename, $conf);
 292
 293     PVE::Tools::file_set_contents($filename, $raw);
 294 }
 295
 296 sub has_feature {
 297     my ($class, $feature, $conf, $storecfg, $snapname, $running, $backup_only) = @_;
 298     return $snapshot_possible;
 299 }
 300
 301 sub __snapshot_save_vmstate {
 302     my ($class, $vmid, $conf, $snapname, $storecfg) = @_;
 303     die "save_vmstate failed\n"
 304         if !$save_vmstate_works;
 305
 306     my $snap = $conf->{snapshots}->{$snapname};
 307     $snap->{vmstate} = "somestorage:state-volume";
 308     $snap->{runningmachine} = "somemachine"
 309 }
 310
 311 sub assert_config_exists_on_node {
 312     my ($vmid, $node) = @_;
 313     return -f cfs_config_path("PVE::QemuConfig", $vmid, $node);
 314 }
 315 # END mocked PVE::QemuConfig methods
 316
 317 # BEGIN mocked PVE::QemuServer::Helpers methods
 318
 319 sub vm_running_locally {
 320     return $running;
 321 }
 322
 323 # END mocked PVE::QemuServer::Helpers methods
 324
 325 # BEGIN mocked PVE::QemuServer::Monitor methods
 326
 327 sub qmp_cmd {
 328     my ($vmid, $cmd) = @_;
 329
 330     my $exec = $cmd->{execute};
 331     if ($exec eq "delete-drive-snapshot") {
 332         return;
 333     }
 334     if ($exec eq "guest-ping") {
 335         die "guest-ping disabled\n"
 336             if !$vm_mon->{guest_ping};
 337         return;
 338     }
 339     if ($exec eq "guest-fsfreeze-freeze" || $exec eq "guest-fsfreeze-thaw") {
 340         die "freeze disabled\n"
 341             if !$freeze_possible;
 342         return;
 343     }
 344     if ($exec eq "savevm-start") {
 345         die "savevm-start disabled\n"
 346             if !$vm_mon->{savevm_start};
 347         return;
 348     }
 349     if ($exec eq "savevm-end") {
 350         die "savevm-end disabled\n"
 351             if !$vm_mon->{savevm_end};
 352         return;
 353     }
 354     if ($exec eq "query-savevm") {
 355         return {
 356             "status" => "completed",
 357             "bytes" => 1024*1024*1024,
 358             "total-time" => 5000,
 359         };
 360     }
 361     die "unexpected vm_qmp_command!\n";
 362 }
 363
 364 # END mocked PVE::QemuServer::Monitor methods
 365
 366 # BEGIN redefine PVE::QemuServer methods
 367
 368 sub do_snapshots_with_qemu {
 369     return 0;
 370 }
 371
 372 sub vm_start {
 373     my ($storecfg, $vmid, $params, $migrate_opts) = @_;
 374
 375     die "Storage config not mocked! aborting\n"
 376         if defined($storecfg);
 377
 378     die "statefile and forcemachine must be both defined or undefined! aborting\n"
 379         if defined($params->{statefile}) xor defined($params->{forcemachine});
 380
 381     return;
 382 }
 383
 384 sub vm_stop {
 385     my ($storecfg, $vmid, $skiplock, $nocheck, $timeout, $shutdown, $force, $keepActive, $migratedfrom) = @_;
 386
 387     $running = 0
 388         if $stop_possible;
 389
 390     return;
 391 }
 392
 393 sub set_migration_caps {} # ignored
 394
 395 # END redefine PVE::QemuServer methods
 396
 397 PVE::Tools::run_command("rm -rf snapshot-working");
 398 PVE::Tools::run_command("cp -a snapshot-input snapshot-working");
 399
 400 my $qemu_helpers_module = Test::MockModule->new('PVE::QemuServer::Helpers');
 401 $qemu_helpers_module->mock('vm_running_locally', \&vm_running_locally);
 402
 403 my $qemu_monitor_module = Test::MockModule->new('PVE::QemuServer::Monitor');
 404 $qemu_monitor_module->mock('qmp_cmd', \&qmp_cmd);
 405
 406 my $qemu_config_module = Test::MockModule->new('PVE::QemuConfig');
 407 $qemu_config_module->mock('config_file_lock', \&config_file_lock);
 408 $qemu_config_module->mock('cfs_config_path', \&cfs_config_path);
 409 $qemu_config_module->mock('load_config', \&load_config);
 410 $qemu_config_module->mock('write_config', \&write_config);
 411 $qemu_config_module->mock('has_feature', \&has_feature);
 412 $qemu_config_module->mock('__snapshot_save_vmstate', \&__snapshot_save_vmstate);
 413 $qemu_config_module->mock('assert_config_exists_on_node', \&assert_config_exists_on_node);
 414
 415 # ignore existing replication config
 416 my $repl_config_module = Test::MockModule->new('PVE::ReplicationConfig');
 417 $repl_config_module->mock('new' => sub { return bless {}, "PVE::ReplicationConfig" });
 418 $repl_config_module->mock('check_for_existing_jobs' => sub { return });
 419
 420 my $storage_module = Test::MockModule->new('PVE::Storage');
 421 $storage_module->mock('config', sub { return; });
 422 $storage_module->mock('path', sub { return "/some/store/statefile/path"; });
 423 $storage_module->mock('activate_storage', \&mocked_activate_storage);
 424 $storage_module->mock('activate_volumes', \&mocked_activate_volumes);
 425 $storage_module->mock('deactivate_volumes', \&mocked_deactivate_volumes);
 426 $storage_module->mock('vdisk_free', \&mocked_vdisk_free);
 427 $storage_module->mock('volume_snapshot', \&mocked_volume_snapshot);
 428 $storage_module->mock('volume_snapshot_delete', \&mocked_volume_snapshot_delete);
 429 $storage_module->mock('volume_snapshot_rollback', \&mocked_volume_snapshot_rollback);
 430 $storage_module->mock('volume_rollback_is_possible', \&mocked_volume_rollback_is_possible);
 431
 432 $running = 1;
 433 $freeze_possible = 1;
 434 $save_vmstate_works = 1;
 435
 436 printf("\n");
 437 printf("Running prepare tests\n");
 438 printf("\n");
 439 $nodename = "prepare";
 440
 441 printf("\n");
 442 printf("Setting has_feature to return true\n");
 443 printf("\n");
 444 $snapshot_possible = 1;
 445
 446 printf("Successful snapshot_prepare with no existing snapshots\n");
 447 testcase_prepare("101", "test", 0, "test comment", '');
 448
 449 printf("Successful snapshot_prepare with no existing snapshots, including vmstate\n");
 450 testcase_prepare("102", "test", 1, "test comment", '');
 451
 452 printf("Successful snapshot_prepare with one existing snapshot\n");
 453 testcase_prepare("103", "test2", 0, "test comment", "");
 454
 455 printf("Successful snapshot_prepare with one existing snapshot, including vmstate\n");
 456 testcase_prepare("104", "test2", 1, "test comment", "");
 457
 458 printf("Expected error for snapshot_prepare on locked container\n");
 459 testcase_prepare("200", "test", 0, "test comment", "VM is locked (snapshot)\n");
 460
 461 printf("Expected error for snapshot_prepare with duplicate snapshot name\n");
 462 testcase_prepare("201", "test", 0, "test comment", "snapshot name 'test' already used\n");
 463
 464 $save_vmstate_works = 0;
 465
 466 printf("Expected error for snapshot_prepare with failing save_vmstate\n");
 467 testcase_prepare("202", "test", 1, "test comment", "save_vmstate failed\n");
 468
 469 $save_vmstate_works = 1;
 470
 471 printf("\n");
 472 printf("Setting has_feature to return false\n");
 473 printf("\n");
 474 $snapshot_possible = 0;
 475
 476 printf("Expected error for snapshot_prepare if snapshots not possible\n");
 477 testcase_prepare("300", "test", 0, "test comment", "snapshot feature is not available\n");
 478
 479 printf("\n");
 480 printf("Running commit tests\n");
 481 printf("\n");
 482 $nodename = "commit";
 483
 484 printf("\n");
 485 printf("Setting has_feature to return true\n");
 486 printf("\n");
 487 $snapshot_possible = 1;
 488
 489 printf("Successful snapshot_commit with one prepared snapshot\n");
 490 testcase_commit("101", "test", "");
 491
 492 printf("Successful snapshot_commit with one committed and one prepared snapshot\n");
 493 testcase_commit("102", "test2", "");
 494
 495 printf("Expected error for snapshot_commit with no snapshot lock\n");
 496 testcase_commit("201", "test", "missing snapshot lock\n");
 497
 498 printf("Expected error for snapshot_commit with invalid snapshot name\n");
 499 testcase_commit("202", "test", "snapshot 'test' does not exist\n");
 500
 501 printf("Expected error for snapshot_commit with invalid snapshot state\n");
 502 testcase_commit("203", "test", "wrong snapshot state\n");
 503
 504 $vol_snapshot_possible->{"local:snapshotable-disk-1"} = 1;
 505 $vol_snapshot_possible->{"local:snapshotable-disk-2"} = 1;
 506 $vol_snapshot_possible->{"local:snapshotable-disk-3"} = 1;
 507 $vol_snapshot_delete_possible->{"local:snapshotable-disk-1"} = 1;
 508 $vol_snapshot_delete_possible->{"local:snapshotable-disk-3"} = 1;
 509 $vol_snapshot_rollback_enabled->{"local:snapshotable-disk-1"} = 1;
 510 $vol_snapshot_rollback_enabled->{"local:snapshotable-disk-2"} = 1;
 511 $vol_snapshot_rollback_enabled->{"local:snapshotable-disk-3"} = 1;
 512 $vol_snapshot_rollback_possible->{"local:snapshotable-disk-1"} = 1;
 513 $vol_snapshot_rollback_possible->{"local:snapshotable-disk-2"} = 1;
 514 $vol_snapshot_rollback_possible->{"local:snapshotable-disk-3"} = 1;
 515 $vol_snapshot_rollback_possible->{"local:snapshotable-disk-4"} = 1;
 516 $vm_mon->{guest_ping} = 1;
 517 $vm_mon->{savevm_start} = 1;
 518 $vm_mon->{savevm_end} = 1;
 519
 520 # possible, but fails
 521 $vol_snapshot_rollback_possible->{"local:snapshotable-disk-4"} = 1;
 522
 523
 524 #printf("\n");
 525 #printf("Setting up Mocking for PVE::Tools\n");
 526 #my $tools_module = Test::MockModule->new('PVE::Tools');
 527 #$tools_module->mock('run_command' => \&mocked_run_command);
 528 #printf("\trun_command() mocked\n");
 529 #
 530 $nodename = "create";
 531 printf("\n");
 532 printf("Running create tests\n");
 533 printf("\n");
 534
 535 printf("Successful snapshot_create with no existing snapshots\n");
 536 testcase_create("101", "test", 0, "test comment", "", { "local:snapshotable-disk-1" => "test" });
 537
 538 printf("Successful snapshot_create with no existing snapshots, including vmstate\n");
 539 testcase_create("102", "test", 1, "test comment", "", { "local:snapshotable-disk-1" => "test" });
 540
 541 printf("Successful snapshot_create with one existing snapshots\n");
 542 testcase_create("103", "test2", 0, "test comment", "", { "local:snapshotable-disk-1" => "test2" });
 543
 544 printf("Successful snapshot_create with one existing snapshots, including vmstate\n");
 545 testcase_create("104", "test2", 1, "test comment", "", { "local:snapshotable-disk-1" => "test2" });
 546
 547 printf("Successful snapshot_create with multiple mps\n");
 548 testcase_create("105", "test", 0, "test comment", "", { "local:snapshotable-disk-1" => "test", "local:snapshotable-disk-2" => "test", "local:snapshotable-disk-3" => "test" });
 549
 550 $freeze_possible = 0;
 551 printf("Successful snapshot_create with no existing snapshots and broken freeze\n");
 552 testcase_create("106", "test", 1, "test comment", "", { "local:snapshotable-disk-1" => "test" });
 553 $freeze_possible = 1;
 554
 555 printf("Expected error for snapshot_create when volume snapshot is not possible\n");
 556 testcase_create("201", "test", 0, "test comment", "volume snapshot disabled\n\n");
 557
 558 printf("Expected error for snapshot_create when volume snapshot is not possible for one drive\n");
 559 testcase_create("202", "test", 0, "test comment", "volume snapshot disabled\n\n", { "local:snapshotable-disk-1" => "test" }, { "local:snapshotable-disk-1" => "test" });
 560
 561 $vm_mon->{savevm_start} = 0;
 562 printf("Expected error for snapshot_create when QEMU mon command 'savevm-start' fails\n");
 563 testcase_create("203", "test", 0, "test comment", "savevm-start disabled\n\n");
 564 $vm_mon->{savevm_start} = 1;
 565
 566 printf("Successful snapshot_create with no existing snapshots but set machine type\n");
 567 testcase_create("301", "test", 1, "test comment", "", { "local:snapshotable-disk-1" => "test" });
 568
 569 $activate_storage_possible = 0;
 570
 571 printf("Expected error for snapshot_create when storage activation is not possible\n");
 572 testcase_create("303", "test", 1, "test comment", "storage activation failed\n\n");
 573
 574 $activate_storage_possible = 1;
 575
 576 $nodename = "delete";
 577 printf("\n");
 578 printf("Running delete tests\n");
 579 printf("\n");
 580
 581 printf("Successful snapshot_delete of only existing snapshot\n");
 582 testcase_delete("101", "test", 0, "", { "local:snapshotable-disk-1" => "test" });
 583
 584 printf("Successful snapshot_delete of leaf snapshot\n");
 585 testcase_delete("102", "test2", 0, "", { "local:snapshotable-disk-1" => "test2" });
 586
 587 printf("Successful snapshot_delete of root snapshot\n");
 588 testcase_delete("103", "test", 0, "", { "local:snapshotable-disk-1" => "test" });
 589
 590 printf("Successful snapshot_delete of intermediate snapshot\n");
 591 testcase_delete("104", "test2", 0, "", { "local:snapshotable-disk-1" => "test2" });
 592
 593 printf("Successful snapshot_delete with broken volume_snapshot_delete and force=1\n");
 594 testcase_delete("105", "test", 1, "");
 595
 596 printf("Successful snapshot_delete with mp broken volume_snapshot_delete and force=1\n");
 597 testcase_delete("106", "test", 1, "", { "local:snapshotable-disk-1" => "test", "local:snapshotable-disk-3" => "test" });
 598
 599 printf("Expected error when snapshot_delete fails with broken volume_snapshot_delete and force=0\n");
 600 testcase_delete("201", "test", 0, "volume snapshot delete disabled\n");
 601
 602 printf("Expected error when snapshot_delete fails with broken mp volume_snapshot_delete and force=0\n");
 603 testcase_delete("202", "test", 0, "volume snapshot delete disabled\n", { "local:snapshotable-disk-1" => "test" });
 604
 605 printf("Expected error for snapshot_delete with locked config\n");
 606 testcase_delete("203", "test", 0, "VM is locked (backup)\n");
 607
 608 $activate_storage_possible = 0;
 609
 610 printf("Expected error for snapshot_delete when storage activation is not possible\n");
 611 testcase_delete("204", "test", 0, "storage activation failed\n");
 612
 613 $activate_storage_possible = 1;
 614
 615 $nodename = "rollback";
 616 printf("\n");
 617 printf("Running rollback tests\n");
 618 printf("\n");
 619
 620 $stop_possible = 1;
 621
 622 printf("Successful snapshot_rollback to only existing snapshot\n");
 623 testcase_rollback("101", "test", "", { "local:snapshotable-disk-1" => "test" });
 624
 625 printf("Successful snapshot_rollback to leaf snapshot\n");
 626 testcase_rollback("102", "test2", "", { "local:snapshotable-disk-1" => "test2" });
 627
 628 printf("Successful snapshot_rollback to root snapshot\n");
 629 testcase_rollback("103", "test", "", { "local:snapshotable-disk-1" => "test" });
 630
 631 printf("Successful snapshot_rollback to intermediate snapshot\n");
 632 testcase_rollback("104", "test2", "", { "local:snapshotable-disk-1" => "test2" });
 633
 634 printf("Successful snapshot_rollback with multiple mp\n");
 635 testcase_rollback("105", "test", "", { "local:snapshotable-disk-1" => "test", "local:snapshotable-disk-2" => "test", "local:snapshotable-disk-3" => "test" });
 636
 637 printf("Successful snapshot_rollback to only existing snapshot, with saved vmstate and machine config\n");
 638 testcase_rollback("106", "test", "", { "local:snapshotable-disk-1" => "test" });
 639
 640 printf("Expected error for snapshot_rollback with non-existing snapshot\n");
 641 testcase_rollback("201", "test2", "snapshot 'test2' does not exist\n");
 642
 643 printf("Expected error for snapshot_rollback if volume rollback not possible\n");
 644 testcase_rollback("202", "test", "volume_rollback_is_possible failed\n");
 645
 646 printf("Expected error for snapshot_rollback with incomplete snapshot\n");
 647 testcase_rollback("203", "test", "unable to rollback to incomplete snapshot (snapstate = delete)\n");
 648
 649 printf("Expected error for snapshot_rollback with lock\n");
 650 testcase_rollback("204", "test", "VM is locked (backup)\n");
 651
 652 $stop_possible = 0;
 653
 654 printf("Expected error for snapshot_rollback with unkillable container\n");
 655 testcase_rollback("205", "test", "unable to rollback vm 205: vm is running\n");
 656
 657 $stop_possible = 1;
 658
 659 printf("Expected error for snapshot_rollback with mp rollback_is_possible failure\n");
 660 testcase_rollback("206", "test", "volume_rollback_is_possible failed\n");
 661
 662 printf("Expected error for snapshot_rollback with mp rollback failure (results in inconsistent state)\n");
 663 testcase_rollback("207", "test", "volume snapshot rollback disabled\n", { "local:snapshotable-disk-1" => "test", "local:snapshotable-disk-2" => "test" });
 664
 665 printf("Successful snapshot_rollback with saved vmstate and machine config only in snapshot\n");
 666 testcase_rollback("301", "test", "", { "local:snapshotable-disk-1" => "test" });
 667
 668 printf("Successful snapshot_rollback with saved vmstate and machine config and runningmachine \n");
 669 testcase_rollback("302", "test", "", { "local:snapshotable-disk-1" => "test" });
 670
 671 $activate_storage_possible = 0;
 672
 673 printf("Expected error for snapshot_rollback when storage activation is not possible\n");
 674 testcase_rollback("303", "test", "storage activation failed\n");
 675
 676 $activate_storage_possible = 1;
 677
 678 done_testing();
 679
 680 1;