projects / pve-storage.git / blame
| Commit | Line | Data |
|---|---|---|
| b6cf0a66 DM |
1 | package PVE::Storage; |
| 2 | ||
| 3 | use strict; | |
| 4 | use POSIX; | |
| 5 | use IO::Select; | |
| 6 | use IO::Dir; | |
| 7 | use IO::File; | |
| 8 | use Fcntl ':flock'; | |
| 9 | use File::stat; | |
| 10 | use File::Basename; | |
| 11 | use File::Path; | |
| 12 | use IPC::Open2; | |
| 13 | use Cwd 'abs_path'; | |
| 14 | use Getopt::Long qw(GetOptionsFromArray); | |
| 15 | use Socket; | |
| 16 | use Digest::SHA1; | |
| 17 | use Net::Ping; | |
| 18 | ||
| 19 | use PVE::Tools qw(run_command file_read_firstline trim); | |
| 20 | use PVE::Cluster qw(cfs_register_file cfs_read_file cfs_write_file cfs_lock_file); | |
| 21 | use PVE::Exception qw(raise_param_exc); | |
| 22 | use PVE::JSONSchema; | |
| 23 | use PVE::INotify; | |
| 24 | ||
| 25 | my $ISCSIADM = '/usr/bin/iscsiadm'; | |
| 26 | my $UDEVADM = '/sbin/udevadm'; | |
| 27 | ||
| 28 | $ISCSIADM = undef if ! -X $ISCSIADM; | |
| 29 | ||
| 30 | # fixme: always_call_parser => 1 ?? | |
| 31 | cfs_register_file ('storage.cfg', | |
| 32 | \&parse_config, | |
| 33 | \&write_config); | |
| 34 | ||
| 35 | # generic utility function | |
| 36 | ||
| 37 | sub config { | |
| 38 | return cfs_read_file("storage.cfg"); | |
| 39 | } | |
| 40 | ||
| 41 | sub check_iscsi_support { | |
| 42 | my $noerr = shift; | |
| 43 | ||
| 44 | if (!$ISCSIADM) { | |
| 45 | my $msg = "no iscsi support - please install open-iscsi"; | |
| 46 | if ($noerr) { | |
| 47 | warn "warning: $msg\n"; | |
| 48 | return 0; | |
| 49 | } | |
| 50 | ||
| 51 | die "error: $msg\n"; | |
| 52 | } | |
| 53 | ||
| 54 | return 1; | |
| 55 | } | |
| 56 | ||
| 57 | sub load_stable_scsi_paths { | |
| 58 | ||
| 59 | my $stable_paths = {}; | |
| 60 | ||
| 61 | my $stabledir = "/dev/disk/by-id"; | |
| 62 | ||
| 63 | if (my $dh = IO::Dir->new($stabledir)) { | |
| 64 | while (defined(my $tmp = $dh->read)) { | |
| 65 | # exclude filenames with part in name (same disk but partitions) | |
| 66 | # use only filenames with scsi(with multipath i have the same device | |
| 67 | # with dm-uuid-mpath , dm-name and scsi in name) | |
| 68 | if($tmp !~ m/-part\d+$/ && $tmp =~ m/^scsi-/) { | |
| 69 | my $path = "$stabledir/$tmp"; | |
| 70 | my $bdevdest = readlink($path); | |
| 71 | if ($bdevdest && $bdevdest =~ m|^../../([^/]+)|) { | |
| 72 | $stable_paths->{$1}=$tmp; | |
| 73 | } | |
| 74 | } | |
| 75 | } | |
| 76 | $dh->close; | |
| 77 | } | |
| 78 | return $stable_paths; | |
| 79 | } | |
| 80 | ||
| 81 | sub dir_glob_regex { | |
| 82 | my ($dir, $regex) = @_; | |
| 83 | ||
| 84 | my $dh = IO::Dir->new ($dir); | |
| 85 | return wantarray ? () : undef if !$dh; | |
| 86 | ||
| 87 | while (defined(my $tmp = $dh->read)) { | |
| 88 | if (my @res = $tmp =~ m/^($regex)$/) { | |
| 89 | $dh->close; | |
| 90 | return wantarray ? @res : $tmp; | |
| 91 | } | |
| 92 | } | |
| 93 | $dh->close; | |
| 94 | ||
| 95 | return wantarray ? () : undef; | |
| 96 | } | |
| 97 | ||
| 98 | sub dir_glob_foreach { | |
| 99 | my ($dir, $regex, $func) = @_; | |
| 100 | ||
| 101 | my $dh = IO::Dir->new ($dir); | |
| 102 | if (defined $dh) { | |
| 103 | while (defined(my $tmp = $dh->read)) { | |
| 104 | if (my @res = $tmp =~ m/^($regex)$/) { | |
| 105 | &$func (@res); | |
| 106 | } | |
| 107 | } | |
| 108 | } | |
| 109 | } | |
| 110 | ||
| 111 | sub read_proc_mounts { | |
| 112 | ||
| 113 | local $/; # enable slurp mode | |
| 114 | ||
| 115 | my $data = ""; | |
| 116 | if (my $fd = IO::File->new ("/proc/mounts", "r")) { | |
| 117 | $data = <$fd>; | |
| 118 | close ($fd); | |
| 119 | } | |
| 120 | ||
| 121 | return $data; | |
| 122 | } | |
| 123 | ||
| 124 | # PVE::Storage utility functions | |
| 125 | ||
| 126 | sub lock_storage_config { | |
| 127 | my ($code, $errmsg) = @_; | |
| 128 | ||
| 129 | cfs_lock_file("storage.cfg", undef, $code); | |
| 130 | my $err = $@; | |
| 131 | if ($err) { | |
| 132 | $errmsg ? die "$errmsg: $err" : die $err; | |
| 133 | } | |
| 134 | } | |
| 135 | ||
| 136 | my $confvars = { | |
| 137 | path => 'path', | |
| 138 | shared => 'bool', | |
| 139 | disable => 'bool', | |
| 140 | format => 'format', | |
| 141 | content => 'content', | |
| 142 | server => 'server', | |
| 143 | export => 'path', | |
| 144 | vgname => 'vgname', | |
| 145 | base => 'volume', | |
| 146 | portal => 'portal', | |
| 147 | target => 'target', | |
| 148 | nodes => 'nodes', | |
| 149 | options => 'options', | |
| 150 | }; | |
| 151 | ||
| 152 | my $required_config = { | |
| 153 | dir => ['path'], | |
| 154 | nfs => ['path', 'server', 'export'], | |
| 155 | lvm => ['vgname'], | |
| 156 | iscsi => ['portal', 'target'], | |
| 157 | }; | |
| 158 | ||
| 159 | my $fixed_config = { | |
| 160 | dir => ['path'], | |
| 161 | nfs => ['path', 'server', 'export'], | |
| 162 | lvm => ['vgname', 'base'], | |
| 163 | iscsi => ['portal', 'target'], | |
| 164 | }; | |
| 165 | ||
| 166 | my $default_config = { | |
| 167 | dir => { | |
| 168 | path => 1, | |
| 169 | nodes => 0, | |
| 170 | shared => 0, | |
| 171 | disable => 0, | |
| 172 | content => [ { images => 1, rootdir => 1, vztmpl => 1, iso => 1, backup => 1, none => 1 }, | |
| 173 | { images => 1, rootdir => 1 }], | |
| 174 | format => [ { raw => 1, qcow2 => 1, vmdk => 1 } , 'raw' ], | |
| 175 | }, | |
| 176 | ||
| 177 | nfs => { | |
| 178 | path => 1, | |
| 179 | nodes => 0, | |
| 180 | disable => 0, | |
| 181 | server => 1, | |
| 182 | export => 1, | |
| 183 | options => 0, | |
| 184 | content => [ { images => 1, iso => 1, backup => 1}, | |
| 185 | { images => 1 }], | |
| 186 | format => [ { raw => 1, qcow2 => 1, vmdk => 1 } , 'raw' ], | |
| 187 | }, | |
| 188 | ||
| 189 | lvm => { | |
| 190 | vgname => 1, | |
| 191 | nodes => 0, | |
| 192 | shared => 0, | |
| 193 | disable => 0, | |
| 194 | content => [ {images => 1}, { images => 1 }], | |
| 195 | base => 1, | |
| 196 | }, | |
| 197 | ||
| 198 | iscsi => { | |
| 199 | portal => 1, | |
| 200 | target => 1, | |
| 201 | nodes => 0, | |
| 202 | disable => 0, | |
| 203 | content => [ {images => 1, none => 1}, { images => 1 }], | |
| 204 | }, | |
| 205 | }; | |
| 206 | ||
| 207 | sub valid_content_types { | |
| 208 | my ($stype) = @_; | |
| 209 | ||
| 210 | my $def = $default_config->{$stype}; | |
| 211 | ||
| 212 | return {} if !$def; | |
| 213 | ||
| 214 | return $def->{content}->[0]; | |
| 215 | } | |
| 216 | ||
| 217 | sub content_hash_to_string { | |
| 218 | my $hash = shift; | |
| 219 | ||
| 220 | my @cta; | |
| 221 | foreach my $ct (keys %$hash) { | |
| 222 | push @cta, $ct if $hash->{$ct}; | |
| 223 | } | |
| 224 | ||
| 225 | return join(',', @cta); | |
| 226 | } | |
| 227 | ||
| 228 | PVE::JSONSchema::register_format('pve-storage-path', \&verify_path); | |
| 229 | sub verify_path { | |
| 230 | my ($path, $noerr) = @_; | |
| 231 | ||
| 232 | # fixme: exclude more shell meta characters? | |
| 233 | # we need absolute paths | |
| 234 | if ($path !~ m|^/[^;\(\)]+|) { | |
| 235 | return undef if $noerr; | |
| 236 | die "value does not look like a valid absolute path\n"; | |
| 237 | } | |
| 238 | return $path; | |
| 239 | } | |
| 240 | ||
| 241 | PVE::JSONSchema::register_format('pve-storage-server', \&verify_server); | |
| 242 | sub verify_server { | |
| 243 | my ($server, $noerr) = @_; | |
| 244 | ||
| 245 | # fixme: use better regex ? | |
| 246 | # IP or DNS name | |
| 247 | if ($server !~ m/^[[:alnum:]\-\.]+$/) { | |
| 248 | return undef if $noerr; | |
| 249 | die "value does not look like a valid server name or IP address\n"; | |
| 250 | } | |
| 251 | return $server; | |
| 252 | } | |
| 253 | ||
| 254 | PVE::JSONSchema::register_format('pve-storage-portal', \&verify_portal); | |
| 255 | sub verify_portal { | |
| 256 | my ($portal, $noerr) = @_; | |
| 257 | ||
| 258 | # IP with optional port | |
| 259 | if ($portal !~ m/^\d{1,3}\.\d{1,3}\.\d{1,3}\.\d{1,3}(:\d+)?$/) { | |
| 260 | return undef if $noerr; | |
| 261 | die "value does not look like a valid portal address\n"; | |
| 262 | } | |
| 263 | return $portal; | |
| 264 | } | |
| 265 | ||
| 266 | PVE::JSONSchema::register_format('pve-storage-portal-dns', \&verify_portal_dns); | |
| 267 | sub verify_portal_dns { | |
| 268 | my ($portal, $noerr) = @_; | |
| 269 | ||
| 270 | # IP or DNS name with optional port | |
| 271 | if ($portal !~ m/^(\d{1,3}\.\d{1,3}\.\d{1,3}\.\d{1,3}|[[:alnum:]\-\.]+)(:\d+)?$/) { | |
| 272 | return undef if $noerr; | |
| 273 | die "value does not look like a valid portal address\n"; | |
| 274 | } | |
| 275 | return $portal; | |
| 276 | } | |
| 277 | ||
| 278 | PVE::JSONSchema::register_format('pve-storage-content', \&verify_content); | |
| 279 | sub verify_content { | |
| 280 | my ($ct, $noerr) = @_; | |
| 281 | ||
| 282 | my $valid_content = valid_content_types('dir'); # dir includes all types | |
| 283 | ||
| 284 | if (!$valid_content->{$ct}) { | |
| 285 | return undef if $noerr; | |
| 286 | die "invalid content type '$ct'\n"; | |
| 287 | } | |
| 288 | ||
| 289 | return $ct; | |
| 290 | } | |
| 291 | ||
| 292 | PVE::JSONSchema::register_format('pve-storage-format', \&verify_format); | |
| 293 | sub verify_format { | |
| 294 | my ($fmt, $noerr) = @_; | |
| 295 | ||
| 296 | if ($fmt !~ m/(raw|qcow2|vmdk)/) { | |
| 297 | return undef if $noerr; | |
| 298 | die "invalid format '$fmt'\n"; | |
| 299 | } | |
| 300 | ||
| 301 | return $fmt; | |
| 302 | } | |
| 303 | ||
| 304 | PVE::JSONSchema::register_format('pve-storage-options', \&verify_options); | |
| 305 | sub verify_options { | |
| 306 | my ($value, $noerr) = @_; | |
| 307 | ||
| 308 | # mount options (see man fstab) | |
| 309 | if ($value !~ m/^\S+$/) { | |
| 310 | return undef if $noerr; | |
| 311 | die "invalid options '$value'\n"; | |
| 312 | } | |
| 313 | ||
| 314 | return $value; | |
| 315 | } | |
| 316 | ||
| 317 | sub check_type { | |
| 318 | my ($stype, $ct, $key, $value, $storeid, $noerr) = @_; | |
| 319 | ||
| 320 | my $def = $default_config->{$stype}; | |
| 321 | ||
| 322 | if (!$def) { # should not happen | |
| 323 | return undef if $noerr; | |
| 324 | die "unknown storage type '$stype'\n"; | |
| 325 | } | |
| 326 | ||
| 327 | if (!defined($def->{$key})) { | |
| 328 | return undef if $noerr; | |
| 329 | die "unexpected property\n"; | |
| 330 | } | |
| 331 | ||
| 332 | if (!defined ($value)) { | |
| 333 | return undef if $noerr; | |
| 334 | die "got undefined value\n"; | |
| 335 | } | |
| 336 | ||
| 337 | if ($value =~ m/[\n\r]/) { | |
| 338 | return undef if $noerr; | |
| 339 | die "property contains a line feed\n"; | |
| 340 | } | |
| 341 | ||
| 342 | if ($ct eq 'bool') { | |
| 343 | return 1 if ($value eq '1') || ($value =~ m/^(on|yes|true)$/i); | |
| 344 | return 0 if ($value eq '0') || ($value =~ m/^(off|no|false)$/i); | |
| 345 | return undef if $noerr; | |
| 346 | die "type check ('boolean') failed - got '$value'\n"; | |
| 347 | } elsif ($ct eq 'options') { | |
| 348 | return verify_options($value, $noerr); | |
| 349 | } elsif ($ct eq 'path') { | |
| 350 | return verify_path($value, $noerr); | |
| 351 | } elsif ($ct eq 'server') { | |
| 352 | return verify_server($value, $noerr); | |
| 353 | } elsif ($ct eq 'vgname') { | |
| 354 | return parse_lvm_name ($value, $noerr); | |
| 355 | } elsif ($ct eq 'portal') { | |
| 356 | return verify_portal($value, $noerr); | |
| 357 | } elsif ($ct eq 'nodes') { | |
| 358 | my $res = {}; | |
| 359 | ||
| 360 | foreach my $node (PVE::Tools::split_list($value)) { | |
| 361 | if (PVE::JSONSchema::pve_verify_node_name($node, $noerr)) { | |
| 362 | $res->{$node} = 1; | |
| 363 | } | |
| 364 | } | |
| 365 | ||
| 366 | # no node restrictions for local storage | |
| 367 | if ($storeid && $storeid eq 'local' && scalar(keys(%$res))) { | |
| 368 | return undef if $noerr; | |
| 369 | die "storage '$storeid' does not allow node restrictions\n"; | |
| 370 | } | |
| 371 | ||
| 372 | return $res; | |
| 373 | } elsif ($ct eq 'target') { | |
| 374 | return $value; | |
| 375 | } elsif ($ct eq 'string') { | |
| 376 | return $value; | |
| 377 | } elsif ($ct eq 'format') { | |
| 378 | my $valid_formats = $def->{format}->[0]; | |
| 379 | ||
| 380 | if (!$valid_formats->{$value}) { | |
| 381 | return undef if $noerr; | |
| 382 | die "storage does not support format '$value'\n"; | |
| 383 | } | |
| 384 | ||
| 385 | return $value; | |
| 386 | ||
| 387 | } elsif ($ct eq 'content') { | |
| 388 | my $valid_content = $def->{content}->[0]; | |
| 389 | ||
| 390 | my $res = {}; | |
| 391 | ||
| 392 | foreach my $c (PVE::Tools::split_list($value)) { | |
| 393 | if (!$valid_content->{$c}) { | |
| 394 | return undef if $noerr; | |
| 395 | die "storage does not support content type '$c'\n"; | |
| 396 | } | |
| 397 | $res->{$c} = 1; | |
| 398 | } | |
| 399 | ||
| 6a4d7398 | 400 | if ($res->{none} && scalar (keys %$res) > 1) { |
| b6cf0a66 | 401 | return undef if $noerr; |
| 6a4d7398 | 402 | die "unable to combine 'none' with other content types\n"; |
| b6cf0a66 DM |
403 | } |
| 404 | ||
| b6cf0a66 DM |
405 | return $res; |
| 406 | } elsif ($ct eq 'volume') { | |
| 407 | return $value if parse_volume_id ($value, $noerr); | |
| 408 | } | |
| 409 | ||
| 410 | return undef if $noerr; | |
| 411 | die "type check not implemented - internal error\n"; | |
| 412 | } | |
| 413 | ||
| 414 | sub parse_config { | |
| 415 | my ($filename, $raw) = @_; | |
| 416 | ||
| 417 | my $ids = {}; | |
| 418 | ||
| 6c64928f | 419 | my $digest = Digest::SHA1::sha1_hex(defined($raw) ? $raw : ''); |
| b6cf0a66 DM |
420 | |
| 421 | my $pri = 0; | |
| 422 | ||
| 423 | while ($raw && $raw =~ s/^(.*?)(\n|$)//) { | |
| 424 | my $line = $1; | |
| 425 | ||
| b6cf0a66 DM |
426 | next if $line =~ m/^\#/; |
| 427 | next if $line =~ m/^\s*$/; | |
| 428 | ||
| 429 | if ($line =~ m/^(\S+):\s*(\S+)\s*$/) { | |
| 430 | my $storeid = $2; | |
| 431 | my $type = $1; | |
| 432 | my $ignore = 0; | |
| 433 | ||
| 434 | if (!parse_storage_id ($storeid, 1)) { | |
| 435 | $ignore = 1; | |
| 436 | warn "ignoring storage '$storeid' - (illegal characters)\n"; | |
| 437 | } elsif (!$default_config->{$type}) { | |
| 438 | $ignore = 1; | |
| 439 | warn "ignoring storage '$storeid' (unsupported type '$type')\n"; | |
| 440 | } else { | |
| 441 | $ids->{$storeid}->{type} = $type; | |
| 442 | $ids->{$storeid}->{priority} = $pri++; | |
| 443 | } | |
| 444 | ||
| 445 | while ($raw && $raw =~ s/^(.*?)(\n|$)//) { | |
| 446 | $line = $1; | |
| 447 | ||
| 448 | next if $line =~ m/^\#/; | |
| 449 | last if $line =~ m/^\s*$/; | |
| 450 | ||
| 451 | next if $ignore; # skip | |
| 452 | ||
| 453 | if ($line =~ m/^\s+(\S+)(\s+(.*\S))?\s*$/) { | |
| 454 | my ($k, $v) = ($1, $3); | |
| 455 | if (my $ct = $confvars->{$k}) { | |
| 456 | $v = 1 if $ct eq 'bool' && !defined($v); | |
| 457 | eval { | |
| 458 | $ids->{$storeid}->{$k} = check_type ($type, $ct, $k, $v, $storeid); | |
| 459 | }; | |
| 460 | warn "storage '$storeid' - unable to parse value of '$k': $@" if $@; | |
| 461 | } else { | |
| 462 | warn "storage '$storeid' - unable to parse value of '$k'\n"; | |
| 463 | } | |
| 464 | ||
| 465 | } else { | |
| 466 | warn "storage '$storeid' - ignore config line: $line\n"; | |
| 467 | } | |
| 468 | } | |
| 469 | } else { | |
| 470 | warn "ignore config line: $line\n"; | |
| 471 | } | |
| 472 | } | |
| 473 | ||
| 474 | # make sure we have a reasonable 'local:' storage | |
| 475 | # openvz expects things to be there | |
| 476 | if (!$ids->{local} || $ids->{local}->{type} ne 'dir' || | |
| 477 | $ids->{local}->{path} ne '/var/lib/vz') { | |
| 478 | $ids->{local} = { | |
| 479 | type => 'dir', | |
| 480 | priority => $pri++, | |
| 481 | path => '/var/lib/vz', | |
| 482 | content => { images => 1, rootdir => 1, vztmpl => 1, iso => 1}, | |
| 483 | }; | |
| 484 | } | |
| 485 | ||
| 486 | # we always need this for OpenVZ | |
| 487 | $ids->{local}->{content}->{rootdir} = 1; | |
| 488 | $ids->{local}->{content}->{vztmpl} = 1; | |
| 489 | delete ($ids->{local}->{disable}); | |
| 490 | ||
| 491 | # remove node restrictions for local storage | |
| 492 | delete($ids->{local}->{nodes}); | |
| 493 | ||
| 494 | foreach my $storeid (keys %$ids) { | |
| 495 | my $d = $ids->{$storeid}; | |
| 496 | ||
| 497 | my $req_keys = $required_config->{$d->{type}}; | |
| 498 | foreach my $k (@$req_keys) { | |
| 499 | if (!defined ($d->{$k})) { | |
| 500 | warn "ignoring storage '$storeid' - missing value " . | |
| 501 | "for required option '$k'\n"; | |
| 502 | delete $ids->{$storeid}; | |
| 503 | next; | |
| 504 | } | |
| 505 | } | |
| 506 | ||
| 507 | my $def = $default_config->{$d->{type}}; | |
| 508 | ||
| 509 | if ($def->{content}) { | |
| 510 | $d->{content} = $def->{content}->[1] if !$d->{content}; | |
| 511 | } | |
| 512 | ||
| 513 | if ($d->{type} eq 'iscsi' || $d->{type} eq 'nfs') { | |
| 514 | $d->{shared} = 1; | |
| 515 | } | |
| 516 | } | |
| 517 | ||
| b6cf0a66 DM |
518 | my $cfg = { ids => $ids, digest => $digest}; |
| 519 | ||
| 520 | return $cfg; | |
| 521 | } | |
| 522 | ||
| 523 | sub parse_options { | |
| 524 | my ($storeid, $stype, $param, $create) = @_; | |
| 525 | ||
| 526 | my $settings = { type => $stype }; | |
| 527 | ||
| 528 | die "unknown storage type '$stype'\n" | |
| 529 | if !$default_config->{$stype}; | |
| 530 | ||
| 531 | foreach my $opt (keys %$param) { | |
| 532 | my $value = $param->{$opt}; | |
| 533 | ||
| 534 | my $ct = $confvars->{$opt}; | |
| 535 | if (defined($value)) { | |
| 536 | eval { | |
| 537 | $settings->{$opt} = check_type ($stype, $ct, $opt, $value, $storeid); | |
| 538 | }; | |
| 539 | raise_param_exc({ $opt => $@ }) if $@; | |
| 540 | } else { | |
| 541 | raise_param_exc({ $opt => "got undefined value" }); | |
| 542 | } | |
| 543 | } | |
| 544 | ||
| 545 | if ($create) { | |
| 546 | my $req_keys = $required_config->{$stype}; | |
| 547 | foreach my $k (@$req_keys) { | |
| 548 | ||
| 549 | if ($stype eq 'nfs' && !$settings->{path}) { | |
| 550 | $settings->{path} = "/mnt/pve/$storeid"; | |
| 551 | } | |
| 552 | ||
| 553 | # check if we have a value for all required options | |
| 554 | if (!defined ($settings->{$k})) { | |
| 555 | raise_param_exc({ $k => "property is missing and it is not optional" }); | |
| 556 | } | |
| 557 | } | |
| 558 | } else { | |
| 559 | my $fixed_keys = $fixed_config->{$stype}; | |
| 560 | foreach my $k (@$fixed_keys) { | |
| 561 | ||
| 562 | # only allow to change non-fixed values | |
| 563 | ||
| 564 | if (defined ($settings->{$k})) { | |
| 565 | raise_param_exc({$k => "can't change value (fixed parameter)"}); | |
| 566 | } | |
| 567 | } | |
| 568 | } | |
| 569 | ||
| 570 | return $settings; | |
| 571 | } | |
| 572 | ||
| 573 | sub cluster_lock_storage { | |
| 574 | my ($storeid, $shared, $timeout, $func, @param) = @_; | |
| 575 | ||
| 576 | my $res; | |
| 577 | if (!$shared) { | |
| 578 | my $lockid = "pve-storage-$storeid"; | |
| 579 | my $lockdir = "/var/lock/pve-manager"; | |
| 580 | mkdir $lockdir; | |
| 581 | $res = PVE::Tools::lock_file("$lockdir/$lockid", $timeout, $func, @param); | |
| 582 | die $@ if $@; | |
| 583 | } else { | |
| 584 | $res = PVE::Cluster::cfs_lock_storage($storeid, $timeout, $func, @param); | |
| 585 | die $@ if $@; | |
| 586 | } | |
| 587 | return $res; | |
| 588 | } | |
| 589 | ||
| 590 | sub storage_config { | |
| 591 | my ($cfg, $storeid, $noerr) = @_; | |
| 592 | ||
| 593 | die "no storage id specified\n" if !$storeid; | |
| 594 | ||
| 595 | my $scfg = $cfg->{ids}->{$storeid}; | |
| 596 | ||
| 597 | die "storage '$storeid' does not exists\n" if (!$noerr && !$scfg); | |
| 598 | ||
| 599 | return $scfg; | |
| 600 | } | |
| 601 | ||
| 602 | sub storage_check_node { | |
| 603 | my ($cfg, $storeid, $node, $noerr) = @_; | |
| 604 | ||
| 605 | my $scfg = storage_config ($cfg, $storeid); | |
| 606 | ||
| 607 | if ($scfg->{nodes}) { | |
| 608 | $node = PVE::INotify::nodename() if !$node || ($node eq 'localhost'); | |
| 609 | if (!$scfg->{nodes}->{$node}) { | |
| 610 | die "storage '$storeid' is not available on node '$node'" if !$noerr; | |
| 611 | return undef; | |
| 612 | } | |
| 613 | } | |
| 614 | ||
| 615 | return $scfg; | |
| 616 | } | |
| 617 | ||
| 618 | sub storage_check_enabled { | |
| 619 | my ($cfg, $storeid, $node, $noerr) = @_; | |
| 620 | ||
| 621 | my $scfg = storage_config ($cfg, $storeid); | |
| 622 | ||
| 623 | if ($scfg->{disable}) { | |
| 624 | die "storage '$storeid' is disabled\n" if !$noerr; | |
| 625 | return undef; | |
| 626 | } | |
| 627 | ||
| 628 | return storage_check_node($cfg, $storeid, $node, $noerr); | |
| 629 | } | |
| 630 | ||
| 631 | sub storage_ids { | |
| 632 | my ($cfg) = @_; | |
| 633 | ||
| 634 | my $ids = $cfg->{ids}; | |
| 635 | ||
| 636 | my @sa = sort {$ids->{$a}->{priority} <=> $ids->{$b}->{priority}} keys %$ids; | |
| 637 | ||
| 638 | return @sa; | |
| 639 | } | |
| 640 | ||
| 641 | sub assert_if_modified { | |
| 642 | my ($cfg, $digest) = @_; | |
| 643 | ||
| 644 | if ($digest && ($cfg->{digest} ne $digest)) { | |
| 645 | die "detected modified storage configuration - try again\n"; | |
| 646 | } | |
| 647 | } | |
| 648 | ||
| 649 | sub sprint_config_line { | |
| 650 | my ($k, $v) = @_; | |
| 651 | ||
| 652 | my $ct = $confvars->{$k}; | |
| 653 | ||
| 654 | if ($ct eq 'bool') { | |
| 655 | return $v ? "\t$k\n" : ''; | |
| 656 | } elsif ($ct eq 'nodes') { | |
| 657 | my $nlist = join(',', keys(%$v)); | |
| 658 | return $nlist ? "\tnodes $nlist\n" : ''; | |
| 659 | } elsif ($ct eq 'content') { | |
| 660 | my $clist = content_hash_to_string($v); | |
| 661 | if ($clist) { | |
| 662 | return "\t$k $clist\n"; | |
| 663 | } else { | |
| 664 | return "\t$k none\n"; | |
| 665 | } | |
| 666 | } else { | |
| 667 | return "\t$k $v\n"; | |
| 668 | } | |
| 669 | } | |
| 670 | ||
| 671 | sub write_config { | |
| 672 | my ($filename, $cfg) = @_; | |
| 673 | ||
| 674 | my $out = ''; | |
| 675 | ||
| 676 | my $ids = $cfg->{ids}; | |
| 677 | ||
| 678 | my $maxpri = 0; | |
| 679 | foreach my $storeid (keys %$ids) { | |
| 680 | my $pri = $ids->{$storeid}->{priority}; | |
| 681 | $maxpri = $pri if $pri && $pri > $maxpri; | |
| 682 | } | |
| 683 | foreach my $storeid (keys %$ids) { | |
| 684 | if (!defined ($ids->{$storeid}->{priority})) { | |
| 685 | $ids->{$storeid}->{priority} = ++$maxpri; | |
| 686 | } | |
| 687 | } | |
| 688 | ||
| 689 | foreach my $storeid (sort {$ids->{$a}->{priority} <=> $ids->{$b}->{priority}} keys %$ids) { | |
| 690 | my $scfg = $ids->{$storeid}; | |
| 691 | my $type = $scfg->{type}; | |
| 692 | my $def = $default_config->{$type}; | |
| 693 | ||
| 694 | die "unknown storage type '$type'\n" if !$def; | |
| 695 | ||
| 696 | my $data = "$type: $storeid\n"; | |
| 697 | ||
| 698 | $data .= "\tdisable\n" if $scfg->{disable}; | |
| 699 | ||
| 700 | my $done_hash = { disable => 1}; | |
| 701 | foreach my $k (@{$required_config->{$type}}) { | |
| 702 | $done_hash->{$k} = 1; | |
| 703 | my $v = $ids->{$storeid}->{$k}; | |
| 704 | die "storage '$storeid' - missing value for required option '$k'\n" | |
| 705 | if !defined ($v); | |
| 706 | $data .= sprint_config_line ($k, $v); | |
| 707 | } | |
| 708 | ||
| 709 | foreach my $k (keys %$def) { | |
| 710 | next if defined ($done_hash->{$k}); | |
| 711 | if (defined (my $v = $ids->{$storeid}->{$k})) { | |
| 712 | $data .= sprint_config_line ($k, $v); | |
| 713 | } | |
| 714 | } | |
| 715 | ||
| 716 | $out .= "$data\n"; | |
| 717 | } | |
| 718 | ||
| 719 | return $out; | |
| 720 | } | |
| 721 | ||
| 722 | sub get_image_dir { | |
| 723 | my ($cfg, $storeid, $vmid) = @_; | |
| 724 | ||
| 725 | my $path = $cfg->{ids}->{$storeid}->{path}; | |
| 726 | return $vmid ? "$path/images/$vmid" : "$path/images"; | |
| 727 | } | |
| 728 | ||
| 729 | sub get_iso_dir { | |
| 730 | my ($cfg, $storeid) = @_; | |
| 731 | ||
| 732 | my $isodir = $cfg->{ids}->{$storeid}->{path}; | |
| 6a4d7398 | 733 | $isodir .= '/template/iso'; |
| b6cf0a66 DM |
734 | |
| 735 | return $isodir; | |
| 736 | } | |
| 737 | ||
| 738 | sub get_vztmpl_dir { | |
| 739 | my ($cfg, $storeid) = @_; | |
| 740 | ||
| 741 | my $tmpldir = $cfg->{ids}->{$storeid}->{path}; | |
| 6a4d7398 | 742 | $tmpldir .= '/template/cache'; |
| b6cf0a66 DM |
743 | |
| 744 | return $tmpldir; | |
| 745 | } | |
| 746 | ||
| 568de3d1 DM |
747 | sub get_backup_dir { |
| 748 | my ($cfg, $storeid) = @_; | |
| 749 | ||
| 750 | my $dir = $cfg->{ids}->{$storeid}->{path}; | |
| 6a4d7398 | 751 | $dir .= '/dump'; |
| 568de3d1 DM |
752 | |
| 753 | return $dir; | |
| 754 | } | |
| 755 | ||
| b6cf0a66 DM |
756 | # iscsi utility functions |
| 757 | ||
| 758 | sub iscsi_session_list { | |
| 759 | ||
| 760 | check_iscsi_support (); | |
| 761 | ||
| 762 | my $cmd = [$ISCSIADM, '--mode', 'session']; | |
| 763 | ||
| 764 | my $res = {}; | |
| 765 | ||
| 766 | run_command ($cmd, outfunc => sub { | |
| 767 | my $line = shift; | |
| 768 | ||
| 769 | if ($line =~ m/^tcp:\s+\[(\S+)\]\s+\S+\s+(\S+)\s*$/) { | |
| 770 | my ($session, $target) = ($1, $2); | |
| 771 | # there can be several sessions per target (multipath) | |
| 772 | push @{$res->{$target}}, $session; | |
| 773 | ||
| 774 | } | |
| 775 | }); | |
| 776 | ||
| 777 | return $res; | |
| 778 | } | |
| 779 | ||
| 780 | sub iscsi_test_portal { | |
| 781 | my ($portal) = @_; | |
| 782 | ||
| 783 | my ($server, $port) = split(':', $portal); | |
| 784 | my $p = Net::Ping->new("tcp", 2); | |
| 785 | $p->port_number($port || 3260); | |
| 786 | return $p->ping($server); | |
| 787 | } | |
| 788 | ||
| 789 | sub iscsi_discovery { | |
| 790 | my ($portal) = @_; | |
| 791 | ||
| 792 | check_iscsi_support (); | |
| 793 | ||
| 794 | my $cmd = [$ISCSIADM, '--mode', 'discovery', '--type', 'sendtargets', | |
| 795 | '--portal', $portal]; | |
| 796 | ||
| 797 | my $res = {}; | |
| 798 | ||
| 799 | return $res if !iscsi_test_portal($portal); # fixme: raise exception here? | |
| 800 | ||
| 801 | run_command ($cmd, outfunc => sub { | |
| 802 | my $line = shift; | |
| 803 | ||
| 804 | if ($line =~ m/^(\d{1,3}\.\d{1,3}\.\d{1,3}\.\d{1,3}:\d+)\,\S+\s+(\S+)\s*$/) { | |
| 805 | my $portal = $1; | |
| 806 | my $target = $2; | |
| 807 | # one target can have more than one portal (multipath). | |
| 808 | push @{$res->{$target}}, $portal; | |
| 809 | } | |
| 810 | }); | |
| 811 | ||
| 812 | return $res; | |
| 813 | } | |
| 814 | ||
| 815 | sub iscsi_login { | |
| 816 | my ($target, $portal_in) = @_; | |
| 817 | ||
| 818 | check_iscsi_support (); | |
| 819 | ||
| 820 | eval { iscsi_discovery ($portal_in); }; | |
| 821 | warn $@ if $@; | |
| 822 | ||
| 823 | my $cmd = [$ISCSIADM, '--mode', 'node', '--targetname', $target, '--login']; | |
| 824 | run_command ($cmd); | |
| 825 | } | |
| 826 | ||
| 827 | sub iscsi_logout { | |
| 828 | my ($target, $portal) = @_; | |
| 829 | ||
| 830 | check_iscsi_support (); | |
| 831 | ||
| 832 | my $cmd = [$ISCSIADM, '--mode', 'node', '--targetname', $target, '--logout']; | |
| 833 | run_command ($cmd); | |
| 834 | } | |
| 835 | ||
| 836 | my $rescan_filename = "/var/run/pve-iscsi-rescan.lock"; | |
| 837 | ||
| 838 | sub iscsi_session_rescan { | |
| 839 | my $session_list = shift; | |
| 840 | ||
| 841 | check_iscsi_support (); | |
| 842 | ||
| 843 | my $rstat = stat ($rescan_filename); | |
| 844 | ||
| 845 | if (!$rstat) { | |
| 846 | if (my $fh = IO::File->new ($rescan_filename, "a")) { | |
| 847 | utime undef, undef, $fh; | |
| 848 | close ($fh); | |
| 849 | } | |
| 850 | } else { | |
| 851 | my $atime = $rstat->atime; | |
| 852 | my $tdiff = time() - $atime; | |
| 853 | # avoid frequent rescans | |
| 854 | return if !($tdiff < 0 || $tdiff > 10); | |
| 855 | utime undef, undef, $rescan_filename; | |
| 856 | } | |
| 857 | ||
| 858 | foreach my $session (@$session_list) { | |
| 859 | my $cmd = [$ISCSIADM, '--mode', 'session', '-r', $session, '-R']; | |
| 860 | eval { run_command ($cmd, outfunc => sub {}); }; | |
| 861 | warn $@ if $@; | |
| 862 | } | |
| 863 | } | |
| 864 | ||
| 865 | sub iscsi_device_list { | |
| 866 | ||
| 867 | my $res = {}; | |
| 868 | ||
| 869 | my $dirname = '/sys/class/iscsi_session'; | |
| 870 | ||
| 871 | my $stable_paths = load_stable_scsi_paths(); | |
| 872 | ||
| 873 | dir_glob_foreach ($dirname, 'session(\d+)', sub { | |
| 874 | my ($ent, $session) = @_; | |
| 875 | ||
| 876 | my $target = file_read_firstline ("$dirname/$ent/targetname"); | |
| 877 | return if !$target; | |
| 878 | ||
| 879 | my (undef, $host) = dir_glob_regex ("$dirname/$ent/device", 'target(\d+):.*'); | |
| 880 | return if !defined($host); | |
| 881 | ||
| 882 | dir_glob_foreach ("/sys/bus/scsi/devices", "$host:" . '(\d+):(\d+):(\d+)', sub { | |
| 883 | my ($tmp, $channel, $id, $lun) = @_; | |
| 884 | ||
| 885 | my $type = file_read_firstline ("/sys/bus/scsi/devices/$tmp/type"); | |
| 886 | return if !defined($type) || $type ne '0'; # list disks only | |
| 887 | ||
| 888 | my $bdev; | |
| 889 | if (-d "/sys/bus/scsi/devices/$tmp/block") { # newer kernels | |
| 890 | (undef, $bdev) = dir_glob_regex ("/sys/bus/scsi/devices/$tmp/block/", '([A-Za-z]\S*)'); | |
| 891 | } else { | |
| 892 | (undef, $bdev) = dir_glob_regex ("/sys/bus/scsi/devices/$tmp", 'block:(\S+)'); | |
| 893 | } | |
| 894 | return if !$bdev; | |
| 895 | ||
| 896 | #check multipath | |
| 897 | if (-d "/sys/block/$bdev/holders") { | |
| 898 | my $multipathdev = dir_glob_regex ("/sys/block/$bdev/holders", '[A-Za-z]\S*'); | |
| 899 | $bdev = $multipathdev if $multipathdev; | |
| 900 | } | |
| 901 | ||
| 902 | my $blockdev = $stable_paths->{$bdev}; | |
| 903 | return if !$blockdev; | |
| 904 | ||
| 905 | my $size = file_read_firstline ("/sys/block/$bdev/size"); | |
| 906 | return if !$size; | |
| 907 | ||
| 908 | my $volid = "$channel.$id.$lun.$blockdev"; | |
| 909 | ||
| 910 | $res->{$target}->{$volid} = { | |
| 911 | 'format' => 'raw', | |
| 912 | 'size' => int($size / 2), | |
| 913 | 'vmid' => 0, # not assigned to any vm | |
| 914 | 'channel' => int($channel), | |
| 915 | 'id' => int($id), | |
| 916 | 'lun' => int($lun), | |
| 917 | }; | |
| 918 | ||
| 919 | #print "TEST: $target $session $host,$bus,$tg,$lun $blockdev\n"; | |
| 920 | }); | |
| 921 | ||
| 922 | }); | |
| 923 | ||
| 924 | return $res; | |
| 925 | } | |
| 926 | ||
| 927 | # library implementation | |
| 928 | ||
| 929 | ||
| 930 | PVE::JSONSchema::register_format('pve-storage-id', \&parse_storage_id); | |
| 931 | sub parse_storage_id { | |
| 932 | my ($storeid, $noerr) = @_; | |
| 933 | ||
| 934 | if ($storeid !~ m/^[a-z][a-z0-9\-\_\.]*[a-z0-9]$/i) { | |
| 935 | return undef if $noerr; | |
| 936 | die "storage ID '$storeid' contains illegal characters\n"; | |
| 937 | } | |
| 938 | return $storeid; | |
| 939 | } | |
| 940 | ||
| 941 | PVE::JSONSchema::register_standard_option('pve-storage-id', { | |
| 942 | description => "The storage identifier.", | |
| 943 | type => 'string', format => 'pve-storage-id', | |
| 944 | }); | |
| 945 | ||
| 946 | PVE::JSONSchema::register_format('pve-storage-vgname', \&parse_lvm_name); | |
| 947 | sub parse_lvm_name { | |
| 948 | my ($name, $noerr) = @_; | |
| 949 | ||
| 950 | if ($name !~ m/^[a-z][a-z0-9\-\_\.]*[a-z0-9]$/i) { | |
| 951 | return undef if $noerr; | |
| 952 | die "lvm name '$name' contains illegal characters\n"; | |
| 953 | } | |
| 954 | ||
| 955 | return $name; | |
| 956 | } | |
| 957 | ||
| 958 | sub parse_vmid { | |
| 959 | my $vmid = shift; | |
| 960 | ||
| 961 | die "VMID '$vmid' contains illegal characters\n" if $vmid !~ m/^\d+$/; | |
| 962 | ||
| 963 | return int($vmid); | |
| 964 | } | |
| 965 | ||
| 966 | PVE::JSONSchema::register_format('pve-volume-id', \&parse_volume_id); | |
| 967 | sub parse_volume_id { | |
| 968 | my ($volid, $noerr) = @_; | |
| 969 | ||
| 970 | if ($volid =~ m/^([a-z][a-z0-9\-\_\.]*[a-z0-9]):(.+)$/i) { | |
| 971 | return wantarray ? ($1, $2) : $1; | |
| 972 | } | |
| 973 | return undef if $noerr; | |
| 974 | die "unable to parse volume ID '$volid'\n"; | |
| 975 | } | |
| 976 | ||
| 977 | sub parse_name_dir { | |
| 978 | my $name = shift; | |
| 979 | ||
| 980 | if ($name =~ m!^([^/\s]+\.(raw|qcow2|vmdk))$!) { | |
| 981 | return ($1, $2); | |
| 982 | } | |
| 983 | ||
| 984 | die "unable to parse volume filename '$name'\n"; | |
| 985 | } | |
| 986 | ||
| 987 | sub parse_volname_dir { | |
| 988 | my $volname = shift; | |
| 989 | ||
| 990 | if ($volname =~ m!^(\d+)/(\S+)$!) { | |
| 991 | my ($vmid, $name) = ($1, $2); | |
| 992 | parse_name_dir ($name); | |
| 993 | return ('image', $name, $vmid); | |
| 994 | } elsif ($volname =~ m!^iso/([^/]+\.[Ii][Ss][Oo])$!) { | |
| 995 | return ('iso', $1); | |
| 996 | } elsif ($volname =~ m!^vztmpl/([^/]+\.tar\.gz)$!) { | |
| 997 | return ('vztmpl', $1); | |
| 686e1d03 DM |
998 | } elsif ($volname =~ m!^backup/([^/]+(\.tar|\.tgz))$!) { |
| 999 | return ('backup', $1); | |
| 1000 | } | |
| b6cf0a66 DM |
1001 | die "unable to parse directory volume name '$volname'\n"; |
| 1002 | } | |
| 1003 | ||
| 1004 | sub parse_volname_lvm { | |
| 1005 | my $volname = shift; | |
| 1006 | ||
| 1007 | parse_lvm_name ($volname); | |
| 1008 | ||
| 1009 | if ($volname =~ m/^(vm-(\d+)-\S+)$/) { | |
| 1010 | return ($1, $2); | |
| 1011 | } | |
| 1012 | ||
| 1013 | die "unable to parse lvm volume name '$volname'\n"; | |
| 1014 | } | |
| 1015 | ||
| 1016 | sub parse_volname_iscsi { | |
| 1017 | my $volname = shift; | |
| 1018 | ||
| 1019 | if ($volname =~ m!^\d+\.\d+\.\d+\.(\S+)$!) { | |
| 1020 | my $byid = $1; | |
| 1021 | return $byid; | |
| 1022 | } | |
| 1023 | ||
| 1024 | die "unable to parse iscsi volume name '$volname'\n"; | |
| 1025 | } | |
| 1026 | ||
| 1027 | # try to map a filesystem path to a volume identifier | |
| 1028 | sub path_to_volume_id { | |
| 1029 | my ($cfg, $path) = @_; | |
| 1030 | ||
| 1031 | my $ids = $cfg->{ids}; | |
| 1032 | ||
| 1033 | my ($sid, $volname) = parse_volume_id ($path, 1); | |
| 1034 | if ($sid) { | |
| 1035 | if ($ids->{$sid} && (my $type = $ids->{$sid}->{type})) { | |
| 1036 | if ($type eq 'dir' || $type eq 'nfs') { | |
| 1037 | my ($vtype, $name, $vmid) = parse_volname_dir ($volname); | |
| 1038 | return ($vtype, $path); | |
| 1039 | } | |
| 1040 | } | |
| 1041 | return (''); | |
| 1042 | } | |
| 1043 | ||
| 1044 | $path = abs_path ($path); | |
| 1045 | ||
| 1046 | foreach my $sid (keys %$ids) { | |
| 1047 | my $type = $ids->{$sid}->{type}; | |
| 1048 | next if !($type eq 'dir' || $type eq 'nfs'); | |
| 1049 | ||
| 568de3d1 DM |
1050 | my $imagedir = get_image_dir($cfg, $sid); |
| 1051 | my $isodir = get_iso_dir($cfg, $sid); | |
| 1052 | my $tmpldir = get_vztmpl_dir($cfg, $sid); | |
| 1053 | my $backupdir = get_backup_dir($cfg, $sid); | |
| b6cf0a66 DM |
1054 | |
| 1055 | if ($path =~ m!^$imagedir/(\d+)/([^/\s]+)$!) { | |
| 1056 | my $vmid = $1; | |
| 1057 | my $name = $2; | |
| 1058 | return ('image', "$sid:$vmid/$name"); | |
| 1059 | } elsif ($path =~ m!^$isodir/([^/]+\.[Ii][Ss][Oo])$!) { | |
| 1060 | my $name = $1; | |
| 1061 | return ('iso', "$sid:iso/$name"); | |
| 1062 | } elsif ($path =~ m!^$tmpldir/([^/]+\.tar\.gz)$!) { | |
| 1063 | my $name = $1; | |
| 1064 | return ('vztmpl', "$sid:vztmpl/$name"); | |
| 568de3d1 DM |
1065 | } elsif ($path =~ m!^$backupdir/([^/]+\.(tar|tgz))$!) { |
| 1066 | my $name = $1; | |
| 1067 | return ('iso', "$sid:backup/$name"); | |
| b6cf0a66 DM |
1068 | } |
| 1069 | } | |
| 1070 | ||
| 1071 | # can't map path to volume id | |
| 1072 | return (''); | |
| 1073 | } | |
| 1074 | ||
| 1075 | sub path { | |
| 1076 | my ($cfg, $volid) = @_; | |
| 1077 | ||
| 1078 | my ($storeid, $volname) = parse_volume_id ($volid); | |
| 1079 | ||
| 1080 | my $scfg = storage_config ($cfg, $storeid); | |
| 1081 | ||
| 1082 | my $path; | |
| 1083 | my $owner; | |
| 1084 | ||
| 1085 | if ($scfg->{type} eq 'dir' || $scfg->{type} eq 'nfs') { | |
| 1086 | my ($vtype, $name, $vmid) = parse_volname_dir ($volname); | |
| 1087 | $owner = $vmid; | |
| 1088 | ||
| 568de3d1 DM |
1089 | my $imagedir = get_image_dir($cfg, $storeid, $vmid); |
| 1090 | my $isodir = get_iso_dir($cfg, $storeid); | |
| 1091 | my $tmpldir = get_vztmpl_dir($cfg, $storeid); | |
| 1092 | my $backupdir = get_backup_dir($cfg, $storeid); | |
| b6cf0a66 DM |
1093 | |
| 1094 | if ($vtype eq 'image') { | |
| 1095 | $path = "$imagedir/$name"; | |
| 1096 | } elsif ($vtype eq 'iso') { | |
| 1097 | $path = "$isodir/$name"; | |
| 1098 | } elsif ($vtype eq 'vztmpl') { | |
| 1099 | $path = "$tmpldir/$name"; | |
| 568de3d1 DM |
1100 | } elsif ($vtype eq 'backup') { |
| 1101 | $path = "$backupdir/$name"; | |
| b6cf0a66 DM |
1102 | } else { |
| 1103 | die "should not be reached"; | |
| 1104 | } | |
| 1105 | ||
| 1106 | } elsif ($scfg->{type} eq 'lvm') { | |
| 1107 | ||
| 1108 | my $vg = $scfg->{vgname}; | |
| 1109 | ||
| 1110 | my ($name, $vmid) = parse_volname_lvm ($volname); | |
| 1111 | $owner = $vmid; | |
| 1112 | ||
| 1113 | $path = "/dev/$vg/$name"; | |
| 1114 | ||
| 1115 | } elsif ($scfg->{type} eq 'iscsi') { | |
| 1116 | my $byid = parse_volname_iscsi ($volname); | |
| 1117 | $path = "/dev/disk/by-id/$byid"; | |
| 1118 | } else { | |
| 1119 | die "unknown storage type '$scfg->{type}'"; | |
| 1120 | } | |
| 1121 | ||
| 1122 | return wantarray ? ($path, $owner) : $path; | |
| 1123 | } | |
| 1124 | ||
| 1125 | sub storage_migrate { | |
| 1126 | my ($cfg, $volid, $target_host, $target_storeid, $target_volname) = @_; | |
| 1127 | ||
| 1128 | my ($storeid, $volname) = parse_volume_id ($volid); | |
| 1129 | $target_volname = $volname if !$target_volname; | |
| 1130 | ||
| 1131 | my $scfg = storage_config ($cfg, $storeid); | |
| 1132 | ||
| 1133 | # no need to migrate shared content | |
| 1134 | return if $storeid eq $target_storeid && $scfg->{shared}; | |
| 1135 | ||
| 1136 | my $tcfg = storage_config ($cfg, $target_storeid); | |
| 1137 | ||
| 1138 | my $target_volid = "${target_storeid}:${target_volname}"; | |
| 1139 | ||
| 1140 | my $errstr = "unable to migrate '$volid' to '${target_volid}' on host '$target_host'"; | |
| 1141 | ||
| 1142 | # blowfish is a fast block cipher, much faster then 3des | |
| 1143 | my $sshoptions = "-c blowfish -o 'BatchMode=yes'"; | |
| 1144 | my $ssh = "/usr/bin/ssh $sshoptions"; | |
| 1145 | ||
| 1146 | local $ENV{RSYNC_RSH} = $ssh; | |
| 1147 | ||
| 1148 | if ($scfg->{type} eq 'dir' || $scfg->{type} eq 'nfs') { | |
| 1149 | if ($tcfg->{type} eq 'dir' || $tcfg->{type} eq 'nfs') { | |
| 1150 | ||
| 1151 | my $src = path ($cfg, $volid); | |
| 1152 | my $dst = path ($cfg, $target_volid); | |
| 1153 | ||
| 1154 | my $dirname = dirname ($dst); | |
| 1155 | ||
| 1156 | if ($tcfg->{shared}) { # we can do a local copy | |
| 1157 | ||
| 1158 | run_command (['/bin/mkdir', '-p', $dirname]); | |
| 1159 | ||
| 1160 | run_command (['/bin/cp', $src, $dst]); | |
| 1161 | ||
| 1162 | } else { | |
| 1163 | ||
| 1164 | run_command (['/usr/bin/ssh', "root\@${target_host}", | |
| 1165 | '/bin/mkdir', '-p', $dirname]); | |
| 1166 | ||
| 1167 | # we use rsync with --sparse, so we can't use --inplace, | |
| 1168 | # so we remove file on the target if it already exists to | |
| 1169 | # save space | |
| 1170 | my ($size, $format) = file_size_info($src); | |
| 1171 | if ($format && ($format eq 'raw') && $size) { | |
| 1172 | run_command (['/usr/bin/ssh', "root\@${target_host}", | |
| 1173 | 'rm', '-f', $dst], | |
| 1174 | outfunc => sub {}); | |
| 1175 | } | |
| 1176 | ||
| 1177 | my $cmd = ['/usr/bin/rsync', '--progress', '--sparse', '--whole-file', | |
| 1178 | $src, "root\@${target_host}:$dst"]; | |
| 1179 | ||
| 1180 | my $percent = -1; | |
| 1181 | ||
| 1182 | run_command ($cmd, outfunc => sub { | |
| 1183 | my $line = shift; | |
| 1184 | ||
| 1185 | if ($line =~ m/^\s*(\d+\s+(\d+)%\s.*)$/) { | |
| 1186 | if ($2 > $percent) { | |
| 1187 | $percent = $2; | |
| 1188 | print "rsync status: $1\n"; | |
| 1189 | *STDOUT->flush(); | |
| 1190 | } | |
| 1191 | } else { | |
| 1192 | print "$line\n"; | |
| 1193 | *STDOUT->flush(); | |
| 1194 | } | |
| 1195 | }); | |
| 1196 | } | |
| 1197 | ||
| 1198 | ||
| 1199 | } else { | |
| 1200 | ||
| 1201 | die "$errstr - target type '$tcfg->{type}' not implemented\n"; | |
| 1202 | } | |
| 1203 | ||
| 1204 | } else { | |
| 1205 | die "$errstr - source type '$scfg->{type}' not implemented\n"; | |
| 1206 | } | |
| 1207 | } | |
| 1208 | ||
| 1209 | sub vdisk_alloc { | |
| 1210 | my ($cfg, $storeid, $vmid, $fmt, $name, $size) = @_; | |
| 1211 | ||
| 1212 | die "no storage id specified\n" if !$storeid; | |
| 1213 | ||
| 1214 | parse_storage_id ($storeid); | |
| 1215 | ||
| 1216 | my $scfg = storage_config ($cfg, $storeid); | |
| 1217 | ||
| 1218 | die "no VMID specified\n" if !$vmid; | |
| 1219 | ||
| 1220 | $vmid = parse_vmid ($vmid); | |
| 1221 | ||
| 1222 | my $defformat = storage_default_format ($cfg, $storeid); | |
| 1223 | ||
| 1224 | $fmt = $defformat if !$fmt; | |
| 1225 | ||
| 1226 | activate_storage ($cfg, $storeid); | |
| 1227 | ||
| 1228 | # lock shared storage | |
| 1229 | return cluster_lock_storage($storeid, $scfg->{shared}, undef, sub { | |
| 1230 | ||
| 1231 | if ($scfg->{type} eq 'dir' || $scfg->{type} eq 'nfs') { | |
| 1232 | ||
| 1233 | my $imagedir = get_image_dir ($cfg, $storeid, $vmid); | |
| 1234 | ||
| 1235 | mkpath $imagedir; | |
| 1236 | ||
| 1237 | if (!$name) { | |
| 1238 | ||
| 1239 | for (my $i = 1; $i < 100; $i++) { | |
| 1240 | my @gr = <$imagedir/vm-$vmid-disk-$i.*>; | |
| 1241 | if (!scalar(@gr)) { | |
| 1242 | $name = "vm-$vmid-disk-$i.$fmt"; | |
| 1243 | last; | |
| 1244 | } | |
| 1245 | } | |
| 1246 | } | |
| 1247 | ||
| 1248 | die "unable to allocate an image name for VM $vmid in storage '$storeid'\n" | |
| 1249 | if !$name; | |
| 1250 | ||
| 1251 | my (undef, $tmpfmt) = parse_name_dir ($name); | |
| 1252 | ||
| 1253 | die "illegal name '$name' - wrong extension for format ('$tmpfmt != '$fmt')\n" | |
| 1254 | if $tmpfmt ne $fmt; | |
| 1255 | ||
| 1256 | my $path = "$imagedir/$name"; | |
| 1257 | ||
| 1258 | die "disk image '$path' already exists\n" if -f $path; | |
| 1259 | ||
| 1260 | run_command("/usr/bin/qemu-img create -f $fmt '$path' ${size}K", | |
| 1261 | errmsg => "unable to create image"); | |
| 1262 | ||
| 1263 | return "$storeid:$vmid/$name"; | |
| 1264 | ||
| 1265 | } elsif ($scfg->{type} eq 'lvm') { | |
| 1266 | ||
| 1267 | die "unsupported format '$fmt'" if $fmt ne 'raw'; | |
| 1268 | ||
| 1269 | die "illegal name '$name' - sould be 'vm-$vmid-*'\n" | |
| 1270 | if $name && $name !~ m/^vm-$vmid-/; | |
| 1271 | ||
| 1272 | my $vgs = lvm_vgs (); | |
| 1273 | ||
| 1274 | my $vg = $scfg->{vgname}; | |
| 1275 | ||
| 1276 | die "no such volume gruoup '$vg'\n" if !defined ($vgs->{$vg}); | |
| 1277 | ||
| 1278 | my $free = int ($vgs->{$vg}->{free}); | |
| 1279 | ||
| 1280 | die "not enough free space ($free < $size)\n" if $free < $size; | |
| 1281 | ||
| 1282 | if (!$name) { | |
| 1283 | my $lvs = lvm_lvs ($vg); | |
| 1284 | ||
| 1285 | for (my $i = 1; $i < 100; $i++) { | |
| 1286 | my $tn = "vm-$vmid-disk-$i"; | |
| 1287 | if (!defined ($lvs->{$vg}->{$tn})) { | |
| 1288 | $name = $tn; | |
| 1289 | last; | |
| 1290 | } | |
| 1291 | } | |
| 1292 | } | |
| 1293 | ||
| 1294 | die "unable to allocate an image name for VM $vmid in storage '$storeid'\n" | |
| 1295 | if !$name; | |
| 1296 | ||
| 9dec0cb1 | 1297 | my $cmd = ['/sbin/lvcreate', '-aly', '--addtag', "pve-vm-$vmid", '--size', "${size}k", '--name', $name, $vg]; |
| b6cf0a66 DM |
1298 | |
| 1299 | run_command ($cmd); | |
| 1300 | ||
| 1301 | return "$storeid:$name"; | |
| 1302 | ||
| 1303 | } elsif ($scfg->{type} eq 'iscsi') { | |
| 1304 | die "can't allocate space in iscsi storage\n"; | |
| 1305 | } else { | |
| 1306 | die "unknown storage type '$scfg->{type}'"; | |
| 1307 | } | |
| 1308 | }); | |
| 1309 | } | |
| 1310 | ||
| 1311 | sub vdisk_free { | |
| 1312 | my ($cfg, $volid) = @_; | |
| 1313 | ||
| 1314 | my ($storeid, $volname) = parse_volume_id ($volid); | |
| 1315 | ||
| 1316 | my $scfg = storage_config ($cfg, $storeid); | |
| 1317 | ||
| 1318 | activate_storage ($cfg, $storeid); | |
| 1319 | ||
| 1320 | # lock shared storage | |
| 1321 | cluster_lock_storage($storeid, $scfg->{shared}, undef, sub { | |
| 1322 | ||
| 1323 | if ($scfg->{type} eq 'dir' || $scfg->{type} eq 'nfs') { | |
| 1324 | my $path = path ($cfg, $volid); | |
| 1325 | ||
| 1326 | if (! -f $path) { | |
| 1327 | warn "disk image '$path' does not exists\n"; | |
| 1328 | } else { | |
| 1329 | unlink $path; | |
| 1330 | } | |
| 1331 | } elsif ($scfg->{type} eq 'lvm') { | |
| 1332 | ||
| 1333 | my $vg = $scfg->{vgname}; | |
| 1334 | ||
| 1335 | my $cmd = ['/sbin/lvremove', '-f', "$vg/$volname"]; | |
| 1336 | ||
| 1337 | run_command ($cmd); | |
| 1338 | } elsif ($scfg->{type} eq 'iscsi') { | |
| 1339 | die "can't free space in iscsi storage\n"; | |
| 1340 | } else { | |
| 1341 | die "unknown storage type '$scfg->{type}'"; | |
| 1342 | } | |
| 1343 | }); | |
| 1344 | } | |
| 1345 | ||
| 1346 | # lvm utility functions | |
| 1347 | ||
| 1348 | sub lvm_pv_info { | |
| 1349 | my ($device) = @_; | |
| 1350 | ||
| 1351 | die "no device specified" if !$device; | |
| 1352 | ||
| 1353 | my $has_label = 0; | |
| 1354 | ||
| 1355 | my $cmd = ['/usr/bin/file', '-L', '-s', $device]; | |
| 1356 | run_command ($cmd, outfunc => sub { | |
| 1357 | my $line = shift; | |
| 1358 | $has_label = 1 if $line =~ m/LVM2/; | |
| 1359 | }); | |
| 1360 | ||
| 1361 | return undef if !$has_label; | |
| 1362 | ||
| 1363 | $cmd = ['/sbin/pvs', '--separator', ':', '--noheadings', '--units', 'k', | |
| 1364 | '--unbuffered', '--nosuffix', '--options', | |
| 1365 | 'pv_name,pv_size,vg_name,pv_uuid', $device]; | |
| 1366 | ||
| 1367 | my $pvinfo; | |
| 1368 | run_command ($cmd, outfunc => sub { | |
| 1369 | my $line = shift; | |
| 1370 | ||
| 1371 | $line = trim($line); | |
| 1372 | ||
| 1373 | my ($pvname, $size, $vgname, $uuid) = split (':', $line); | |
| 1374 | ||
| 1375 | die "found multiple pvs entries for device '$device'\n" | |
| 1376 | if $pvinfo; | |
| 1377 | ||
| 1378 | $pvinfo = { | |
| 1379 | pvname => $pvname, | |
| 1380 | size => $size, | |
| 1381 | vgname => $vgname, | |
| 1382 | uuid => $uuid, | |
| 1383 | }; | |
| 1384 | }); | |
| 1385 | ||
| 1386 | return $pvinfo; | |
| 1387 | } | |
| 1388 | ||
| 1389 | sub clear_first_sector { | |
| 1390 | my ($dev) = shift; | |
| 1391 | ||
| 1392 | if (my $fh = IO::File->new ($dev, "w")) { | |
| 1393 | my $buf = 0 x 512; | |
| 1394 | syswrite $fh, $buf; | |
| 1395 | $fh->close(); | |
| 1396 | } | |
| 1397 | } | |
| 1398 | ||
| 1399 | sub lvm_create_volume_group { | |
| 1400 | my ($device, $vgname, $shared) = @_; | |
| 1401 | ||
| 1402 | my $res = lvm_pv_info ($device); | |
| 1403 | ||
| 1404 | if ($res->{vgname}) { | |
| 1405 | return if $res->{vgname} eq $vgname; # already created | |
| 1406 | die "device '$device' is already used by volume group '$res->{vgname}'\n"; | |
| 1407 | } | |
| 1408 | ||
| 1409 | clear_first_sector ($device); # else pvcreate fails | |
| 1410 | ||
| 1411 | # we use --metadatasize 250k, which reseults in "pe_start = 512" | |
| 1412 | # so pe_start is aligned on a 128k boundary (advantage for SSDs) | |
| 1413 | my $cmd = ['/sbin/pvcreate', '--metadatasize', '250k', $device]; | |
| 1414 | ||
| 1415 | run_command ($cmd); | |
| 1416 | ||
| 1417 | $cmd = ['/sbin/vgcreate', $vgname, $device]; | |
| 1418 | # push @$cmd, '-c', 'y' if $shared; # we do not use this yet | |
| 1419 | ||
| 1420 | run_command ($cmd); | |
| 1421 | } | |
| 1422 | ||
| 1423 | sub lvm_vgs { | |
| 1424 | ||
| 1425 | my $cmd = ['/sbin/vgs', '--separator', ':', '--noheadings', '--units', 'b', | |
| 1426 | '--unbuffered', '--nosuffix', '--options', | |
| 1427 | 'vg_name,vg_size,vg_free']; | |
| 1428 | ||
| 1429 | my $vgs = {}; | |
| 1430 | run_command ($cmd, outfunc => sub { | |
| 1431 | my $line = shift; | |
| 1432 | ||
| 1433 | $line = trim($line); | |
| 1434 | ||
| 1435 | my ($name, $size, $free) = split (':', $line); | |
| 1436 | ||
| 1437 | $vgs->{$name} = { size => int ($size), free => int ($free) }; | |
| 1438 | }); | |
| 1439 | ||
| 1440 | return $vgs; | |
| 1441 | } | |
| 1442 | ||
| 1443 | sub lvm_lvs { | |
| 1444 | my ($vgname) = @_; | |
| 1445 | ||
| 1446 | my $cmd = ['/sbin/lvs', '--separator', ':', '--noheadings', '--units', 'b', | |
| 1447 | '--unbuffered', '--nosuffix', '--options', | |
| 1448 | 'vg_name,lv_name,lv_size,uuid,tags']; | |
| 1449 | ||
| 1450 | push @$cmd, $vgname if $vgname; | |
| 1451 | ||
| 1452 | my $lvs = {}; | |
| 1453 | run_command ($cmd, outfunc => sub { | |
| 1454 | my $line = shift; | |
| 1455 | ||
| 1456 | $line = trim($line); | |
| 1457 | ||
| 1458 | my ($vg, $name, $size, $uuid, $tags) = split (':', $line); | |
| 1459 | ||
| 1460 | return if $name !~ m/^vm-(\d+)-/; | |
| 1461 | my $nid = $1; | |
| 1462 | ||
| 1463 | my $owner; | |
| 1464 | foreach my $tag (split (/,/, $tags)) { | |
| 1465 | if ($tag =~ m/^pve-vm-(\d+)$/) { | |
| 1466 | $owner = $1; | |
| 1467 | last; | |
| 1468 | } | |
| 1469 | } | |
| 1470 | ||
| 1471 | if ($owner) { | |
| 1472 | if ($owner ne $nid) { | |
| 1473 | warn "owner mismatch name = $name, owner = $owner\n"; | |
| 1474 | } | |
| 1475 | ||
| 1476 | $lvs->{$vg}->{$name} = { format => 'raw', size => $size, | |
| 1477 | uuid => $uuid, tags => $tags, | |
| 1478 | vmid => $owner }; | |
| 1479 | } | |
| 1480 | }); | |
| 1481 | ||
| 1482 | return $lvs; | |
| 1483 | } | |
| 1484 | ||
| b6cf0a66 DM |
1485 | #list iso or openvz template ($tt = <iso|vztmpl|backup>) |
| 1486 | sub template_list { | |
| 1487 | my ($cfg, $storeid, $tt) = @_; | |
| 1488 | ||
| 1489 | die "unknown template type '$tt'\n" if !($tt eq 'iso' || $tt eq 'vztmpl' || $tt eq 'backup'); | |
| 1490 | ||
| 1491 | my $ids = $cfg->{ids}; | |
| 1492 | ||
| 1493 | storage_check_enabled($cfg, $storeid) if ($storeid); | |
| 1494 | ||
| 1495 | my $res = {}; | |
| 1496 | ||
| 1497 | # query the storage | |
| 1498 | ||
| 1499 | foreach my $sid (keys %$ids) { | |
| 1500 | next if $storeid && $storeid ne $sid; | |
| 1501 | ||
| 1502 | my $scfg = $ids->{$sid}; | |
| 1503 | my $type = $scfg->{type}; | |
| 1504 | ||
| 1505 | next if !storage_check_enabled($cfg, $sid, undef, 1); | |
| 1506 | ||
| 1507 | next if $tt eq 'iso' && !$scfg->{content}->{iso}; | |
| 1508 | next if $tt eq 'vztmpl' && !$scfg->{content}->{vztmpl}; | |
| 1509 | next if $tt eq 'backup' && !$scfg->{content}->{backup}; | |
| 1510 | ||
| 1511 | activate_storage ($cfg, $sid); | |
| 1512 | ||
| 1513 | if ($type eq 'dir' || $type eq 'nfs') { | |
| 1514 | ||
| 1515 | my $path; | |
| 1516 | if ($tt eq 'iso') { | |
| 568de3d1 | 1517 | $path = get_iso_dir($cfg, $sid); |
| b6cf0a66 | 1518 | } elsif ($tt eq 'vztmpl') { |
| 568de3d1 | 1519 | $path = get_vztmpl_dir($cfg, $sid); |
| b6cf0a66 | 1520 | } elsif ($tt eq 'backup') { |
| 568de3d1 | 1521 | $path = get_backup_dir($cfg, $sid); |
| b6cf0a66 DM |
1522 | } else { |
| 1523 | die "unknown template type '$tt'\n"; | |
| 1524 | } | |
| 1525 | ||
| 1526 | foreach my $fn (<$path/*>) { | |
| 1527 | ||
| 1528 | my $info; | |
| 1529 | ||
| 1530 | if ($tt eq 'iso') { | |
| 1531 | next if $fn !~ m!/([^/]+\.[Ii][Ss][Oo])$!; | |
| 1532 | ||
| 1533 | $info = { volid => "$sid:iso/$1", format => 'iso' }; | |
| 1534 | ||
| 1535 | } elsif ($tt eq 'vztmpl') { | |
| 1536 | next if $fn !~ m!/([^/]+\.tar\.gz)$!; | |
| 1537 | ||
| 1538 | $info = { volid => "$sid:vztmpl/$1", format => 'tgz' }; | |
| 1539 | ||
| 1540 | } elsif ($tt eq 'backup') { | |
| 1541 | next if $fn !~ m!/([^/]+\.(tar|tgz))$!; | |
| 1542 | ||
| 1543 | $info = { volid => "$sid:backup/$1", format => $2 }; | |
| 1544 | } | |
| 1545 | ||
| 1546 | $info->{size} = -s $fn; | |
| 1547 | ||
| 1548 | push @{$res->{$sid}}, $info; | |
| 1549 | } | |
| 1550 | ||
| 1551 | } | |
| 1552 | ||
| 1553 | @{$res->{$sid}} = sort {lc($a->{volid}) cmp lc ($b->{volid}) } @{$res->{$sid}} if $res->{$sid}; | |
| 1554 | } | |
| 1555 | ||
| 1556 | return $res; | |
| 1557 | } | |
| 1558 | ||
| 1559 | sub file_size_info { | |
| 1560 | my ($filename, $timeout) = @_; | |
| 1561 | ||
| 1562 | my $cmd = ['/usr/bin/qemu-img', 'info', $filename]; | |
| 1563 | ||
| 1564 | my $format; | |
| 1565 | my $size = 0; | |
| 1566 | my $used = 0; | |
| 1567 | ||
| 1568 | eval { | |
| 1569 | run_command ($cmd, timeout => $timeout, outfunc => sub { | |
| 1570 | my $line = shift; | |
| 1571 | ||
| 1572 | if ($line =~ m/^file format:\s+(\S+)\s*$/) { | |
| 1573 | $format = $1; | |
| 1574 | } elsif ($line =~ m/^virtual size:\s\S+\s+\((\d+)\s+bytes\)$/) { | |
| 1575 | $size = int($1); | |
| 1576 | } elsif ($line =~ m/^disk size:\s+(\d+(.\d+)?)([KMGT])\s*$/) { | |
| 1577 | $used = $1; | |
| 1578 | my $u = $3; | |
| 1579 | ||
| 1580 | $used *= 1024 if $u eq 'K'; | |
| 1581 | $used *= (1024*1024) if $u eq 'M'; | |
| 1582 | $used *= (1024*1024*1024) if $u eq 'G'; | |
| 1583 | $used *= (1024*1024*1024*1024) if $u eq 'T'; | |
| 1584 | ||
| 1585 | $used = int($used); | |
| 1586 | } | |
| 1587 | }); | |
| 1588 | }; | |
| 1589 | ||
| 1590 | return wantarray ? ($size, $format, $used) : $size; | |
| 1591 | } | |
| 1592 | ||
| 1593 | sub vdisk_list { | |
| 1594 | my ($cfg, $storeid, $vmid, $vollist) = @_; | |
| 1595 | ||
| 1596 | my $ids = $cfg->{ids}; | |
| 1597 | ||
| 1598 | storage_check_enabled($cfg, $storeid) if ($storeid); | |
| 1599 | ||
| 1600 | my $res = {}; | |
| 1601 | ||
| 1602 | # prepare/activate/refresh all storages | |
| 1603 | ||
| 1604 | my $stypes = {}; | |
| 1605 | ||
| 1606 | my $storage_list = []; | |
| 1607 | if ($vollist) { | |
| 1608 | foreach my $volid (@$vollist) { | |
| 1609 | my ($sid, undef) = parse_volume_id ($volid); | |
| 1610 | next if !defined ($ids->{$sid}); | |
| 1611 | next if !storage_check_enabled($cfg, $sid, undef, 1); | |
| 1612 | push @$storage_list, $sid; | |
| 1613 | $stypes->{$ids->{$sid}->{type}} = 1; | |
| 1614 | } | |
| 1615 | } else { | |
| 1616 | foreach my $sid (keys %$ids) { | |
| 1617 | next if $storeid && $storeid ne $sid; | |
| 1618 | next if !storage_check_enabled($cfg, $sid, undef, 1); | |
| 1619 | push @$storage_list, $sid; | |
| 1620 | $stypes->{$ids->{$sid}->{type}} = 1; | |
| 1621 | } | |
| 1622 | } | |
| 1623 | ||
| 1624 | activate_storage_list ($cfg, $storage_list); | |
| 1625 | ||
| 1626 | my $lvs = $stypes->{lvm} ? lvm_lvs () : {}; | |
| 1627 | ||
| 1628 | my $iscsi_devices = iscsi_device_list() if $stypes->{iscsi}; | |
| 1629 | ||
| 1630 | # query the storage | |
| 1631 | ||
| 1632 | foreach my $sid (keys %$ids) { | |
| 1633 | if ($storeid) { | |
| 1634 | next if $storeid ne $sid; | |
| 1635 | next if !storage_check_enabled($cfg, $sid, undef, 1); | |
| 1636 | } | |
| 1637 | my $scfg = $ids->{$sid}; | |
| 1638 | my $type = $scfg->{type}; | |
| 1639 | ||
| 1640 | if ($type eq 'dir' || $type eq 'nfs') { | |
| 1641 | ||
| 1642 | my $path = $scfg->{path}; | |
| 1643 | ||
| 1644 | my $fmts = join ('|', keys %{$default_config->{$type}->{format}->[0]}); | |
| 1645 | ||
| 1646 | foreach my $fn (<$path/images/[0-9][0-9]*/*>) { | |
| 1647 | ||
| 1648 | next if $fn !~ m!^(/.+/images/(\d+)/([^/]+\.($fmts)))$!; | |
| 1649 | $fn = $1; # untaint | |
| 1650 | ||
| 1651 | my $owner = $2; | |
| 1652 | my $name = $3; | |
| 1653 | my $volid = "$sid:$owner/$name"; | |
| 1654 | ||
| 1655 | if ($vollist) { | |
| 1656 | my $found = grep { $_ eq $volid } @$vollist; | |
| 1657 | next if !$found; | |
| 1658 | } else { | |
| 1659 | next if defined ($vmid) && ($owner ne $vmid); | |
| 1660 | } | |
| 1661 | ||
| 1662 | my ($size, $format, $used) = file_size_info ($fn); | |
| 1663 | ||
| 1664 | if ($format && $size) { | |
| 1665 | push @{$res->{$sid}}, { | |
| 1666 | volid => $volid, format => $format, | |
| 1667 | size => $size, vmid => $owner, used => $used }; | |
| 1668 | } | |
| 1669 | ||
| 1670 | } | |
| 1671 | ||
| 1672 | } elsif ($type eq 'lvm') { | |
| 1673 | ||
| 1674 | my $vgname = $scfg->{vgname}; | |
| 1675 | ||
| 1676 | if (my $dat = $lvs->{$vgname}) { | |
| 1677 | ||
| 1678 | foreach my $volname (keys %$dat) { | |
| 1679 | ||
| 1680 | my $owner = $dat->{$volname}->{vmid}; | |
| 1681 | ||
| 1682 | my $volid = "$sid:$volname"; | |
| 1683 | ||
| 1684 | if ($vollist) { | |
| 1685 | my $found = grep { $_ eq $volid } @$vollist; | |
| 1686 | next if !$found; | |
| 1687 | } else { | |
| 1688 | next if defined ($vmid) && ($owner ne $vmid); | |
| 1689 | } | |
| 1690 | ||
| 1691 | my $info = $dat->{$volname}; | |
| 1692 | $info->{volid} = $volid; | |
| 1693 | ||
| 1694 | push @{$res->{$sid}}, $info; | |
| 1695 | } | |
| 1696 | } | |
| 1697 | ||
| 1698 | } elsif ($type eq 'iscsi') { | |
| 1699 | ||
| 1700 | # we have no owner for iscsi devices | |
| 1701 | ||
| 1702 | my $target = $scfg->{target}; | |
| 1703 | ||
| 1704 | if (my $dat = $iscsi_devices->{$target}) { | |
| 1705 | ||
| 1706 | foreach my $volname (keys %$dat) { | |
| 1707 | ||
| 1708 | my $volid = "$sid:$volname"; | |
| 1709 | ||
| 1710 | if ($vollist) { | |
| 1711 | my $found = grep { $_ eq $volid } @$vollist; | |
| 1712 | next if !$found; | |
| 1713 | } else { | |
| 1714 | next if !($storeid && ($storeid eq $sid)); | |
| 1715 | } | |
| 1716 | ||
| 1717 | my $info = $dat->{$volname}; | |
| 1718 | $info->{volid} = $volid; | |
| 1719 | ||
| 1720 | push @{$res->{$sid}}, $info; | |
| 1721 | } | |
| 1722 | } | |
| 1723 | ||
| 1724 | } else { | |
| 1725 | die "implement me"; | |
| 1726 | } | |
| 1727 | ||
| 1728 | @{$res->{$sid}} = sort {lc($a->{volid}) cmp lc ($b->{volid}) } @{$res->{$sid}} if $res->{$sid}; | |
| 1729 | } | |
| 1730 | ||
| 1731 | return $res; | |
| 1732 | } | |
| 1733 | ||
| 1734 | sub nfs_is_mounted { | |
| 1735 | my ($server, $export, $mountpoint, $mountdata) = @_; | |
| 1736 | ||
| 1737 | my $source = "$server:$export"; | |
| 1738 | ||
| 1739 | $mountdata = read_proc_mounts() if !$mountdata; | |
| 1740 | ||
| 1741 | if ($mountdata =~ m/^$source\s$mountpoint\snfs/m) { | |
| 1742 | return $mountpoint; | |
| 1743 | } | |
| 1744 | ||
| 1745 | return undef; | |
| 1746 | } | |
| 1747 | ||
| 1748 | sub nfs_mount { | |
| 1749 | my ($server, $export, $mountpoint, $options) = @_; | |
| 1750 | ||
| 1751 | my $source = "$server:$export"; | |
| 1752 | ||
| 1753 | my $cmd = ['/bin/mount', '-t', 'nfs', $source, $mountpoint]; | |
| 1754 | if ($options) { | |
| 1755 | push @$cmd, '-o', $options; | |
| 1756 | } | |
| 1757 | ||
| 1758 | run_command ($cmd); | |
| 1759 | } | |
| 1760 | ||
| 1761 | sub uevent_seqnum { | |
| 1762 | ||
| 1763 | my $filename = "/sys/kernel/uevent_seqnum"; | |
| 1764 | ||
| 1765 | my $seqnum = 0; | |
| 1766 | if (my $fh = IO::File->new ($filename, "r")) { | |
| 1767 | my $line = <$fh>; | |
| 1768 | if ($line =~ m/^(\d+)$/) { | |
| 1769 | $seqnum = int ($1); | |
| 1770 | } | |
| 1771 | close ($fh); | |
| 1772 | } | |
| 1773 | return $seqnum; | |
| 1774 | } | |
| 1775 | ||
| 1776 | sub __activate_storage_full { | |
| 1777 | my ($cfg, $storeid, $session) = @_; | |
| 1778 | ||
| 1779 | my $scfg = storage_check_enabled($cfg, $storeid); | |
| 1780 | ||
| 1781 | return if $session->{activated}->{$storeid}; | |
| 1782 | ||
| 1783 | if (!$session->{mountdata}) { | |
| 1784 | $session->{mountdata} = read_proc_mounts(); | |
| 1785 | } | |
| 1786 | ||
| 1787 | if (!$session->{uevent_seqnum}) { | |
| 1788 | $session->{uevent_seqnum} = uevent_seqnum (); | |
| 1789 | } | |
| 1790 | ||
| 1791 | my $mountdata = $session->{mountdata}; | |
| 1792 | ||
| 1793 | my $type = $scfg->{type}; | |
| 1794 | ||
| 1795 | if ($type eq 'dir' || $type eq 'nfs') { | |
| 1796 | ||
| 1797 | my $path = $scfg->{path}; | |
| 1798 | ||
| 1799 | if ($type eq 'nfs') { | |
| 1800 | my $server = $scfg->{server}; | |
| 1801 | my $export = $scfg->{export}; | |
| 1802 | ||
| 1803 | if (!nfs_is_mounted ($server, $export, $path, $mountdata)) { | |
| 1804 | ||
| 1805 | # NOTE: only call mkpath when not mounted (avoid hang | |
| 1806 | # when NFS server is offline | |
| 1807 | ||
| 1808 | mkpath $path; | |
| 1809 | ||
| 1810 | die "unable to activate storage '$storeid' - " . | |
| 1811 | "directory '$path' does not exist\n" if ! -d $path; | |
| 1812 | ||
| 1813 | nfs_mount ($server, $export, $path, $scfg->{options}); | |
| 1814 | } | |
| 1815 | ||
| 1816 | } else { | |
| 1817 | ||
| 1818 | mkpath $path; | |
| 1819 | ||
| 1820 | die "unable to activate storage '$storeid' - " . | |
| 1821 | "directory '$path' does not exist\n" if ! -d $path; | |
| 1822 | } | |
| 1823 | ||
| 568de3d1 DM |
1824 | my $imagedir = get_image_dir($cfg, $storeid); |
| 1825 | my $isodir = get_iso_dir($cfg, $storeid); | |
| 1826 | my $tmpldir = get_vztmpl_dir($cfg, $storeid); | |
| 1827 | my $backupdir = get_backup_dir($cfg, $storeid); | |
| b6cf0a66 DM |
1828 | |
| 1829 | if (defined($scfg->{content})) { | |
| 1830 | mkpath $imagedir if $scfg->{content}->{images} && | |
| 1831 | $imagedir ne $path; | |
| 1832 | mkpath $isodir if $scfg->{content}->{iso} && | |
| 1833 | $isodir ne $path; | |
| 1834 | mkpath $tmpldir if $scfg->{content}->{vztmpl} && | |
| 1835 | $tmpldir ne $path; | |
| 568de3d1 DM |
1836 | mkpath $backupdir if $scfg->{content}->{backup} && |
| 1837 | $backupdir ne $path; | |
| b6cf0a66 DM |
1838 | } |
| 1839 | ||
| 1840 | } elsif ($type eq 'lvm') { | |
| 1841 | ||
| 1842 | if ($scfg->{base}) { | |
| 1843 | my ($baseid, undef) = parse_volume_id ($scfg->{base}); | |
| 1844 | __activate_storage_full ($cfg, $baseid, $session); | |
| 1845 | } | |
| 1846 | ||
| 1847 | if (!$session->{vgs}) { | |
| 1848 | $session->{vgs} = lvm_vgs(); | |
| 1849 | } | |
| 1850 | ||
| 1851 | # In LVM2, vgscans take place automatically; | |
| 1852 | # this is just to be sure | |
| 1853 | if ($session->{vgs} && !$session->{vgscaned} && | |
| 1854 | !$session->{vgs}->{$scfg->{vgname}}) { | |
| 1855 | $session->{vgscaned} = 1; | |
| 1856 | my $cmd = ['/sbin/vgscan', '--ignorelockingfailure', '--mknodes']; | |
| 1857 | eval { run_command ($cmd, outfunc => sub {}); }; | |
| 1858 | warn $@ if $@; | |
| 1859 | } | |
| 1860 | ||
| 1861 | my $cmd = ['/sbin/vgchange', '-aly', $scfg->{vgname}]; | |
| 1862 | run_command ($cmd, outfunc => sub {}); | |
| 1863 | ||
| 1864 | } elsif ($type eq 'iscsi') { | |
| 1865 | ||
| 1866 | return if !check_iscsi_support(1); | |
| 1867 | ||
| 1868 | $session->{iscsi_sessions} = iscsi_session_list() | |
| 1869 | if !$session->{iscsi_sessions}; | |
| 1870 | ||
| 1871 | my $iscsi_sess = $session->{iscsi_sessions}->{$scfg->{target}}; | |
| 1872 | if (!defined ($iscsi_sess)) { | |
| 1873 | eval { iscsi_login ($scfg->{target}, $scfg->{portal}); }; | |
| 1874 | warn $@ if $@; | |
| 1875 | } else { | |
| 1876 | # make sure we get all devices | |
| 1877 | iscsi_session_rescan ($iscsi_sess); | |
| 1878 | } | |
| 1879 | ||
| 1880 | } else { | |
| 1881 | die "implement me"; | |
| 1882 | } | |
| 1883 | ||
| 1884 | my $newseq = uevent_seqnum (); | |
| 1885 | ||
| 1886 | # only call udevsettle if there are events | |
| 1887 | if ($newseq > $session->{uevent_seqnum}) { | |
| 1888 | my $timeout = 30; | |
| 1889 | system ("$UDEVADM settle --timeout=$timeout"); # ignore errors | |
| 1890 | $session->{uevent_seqnum} = $newseq; | |
| 1891 | } | |
| 1892 | ||
| 1893 | $session->{activated}->{$storeid} = 1; | |
| 1894 | } | |
| 1895 | ||
| 1896 | sub activate_storage_list { | |
| 1897 | my ($cfg, $storeid_list, $session) = @_; | |
| 1898 | ||
| 1899 | $session = {} if !$session; | |
| 1900 | ||
| 1901 | foreach my $storeid (@$storeid_list) { | |
| 1902 | __activate_storage_full ($cfg, $storeid, $session); | |
| 1903 | } | |
| 1904 | } | |
| 1905 | ||
| 1906 | sub activate_storage { | |
| 1907 | my ($cfg, $storeid) = @_; | |
| 1908 | ||
| 1909 | my $session = {}; | |
| 1910 | ||
| 1911 | __activate_storage_full ($cfg, $storeid, $session); | |
| 1912 | } | |
| 1913 | ||
| 1914 | sub activate_volumes { | |
| 1915 | my ($cfg, $vollist) = @_; | |
| 1916 | ||
| 1917 | my $storagehash = {}; | |
| 1918 | foreach my $volid (@$vollist) { | |
| 1919 | my ($storeid, undef) = parse_volume_id ($volid); | |
| 1920 | $storagehash->{$storeid} = 1; | |
| 1921 | } | |
| 1922 | ||
| 1923 | activate_storage_list ($cfg, [keys %$storagehash]); | |
| 1924 | ||
| 1925 | foreach my $volid (@$vollist) { | |
| 1926 | my ($storeid, $volname) = parse_volume_id ($volid); | |
| 1927 | ||
| 1928 | my $scfg = storage_config ($cfg, $storeid); | |
| 1929 | ||
| 1930 | my $path = path ($cfg, $volid); | |
| 1931 | ||
| 1932 | if ($scfg->{type} eq 'lvm') { | |
| 1933 | my $cmd = ['/sbin/lvchange', '-aly', $path]; | |
| 1934 | eval { run_command ($cmd); }; | |
| 1935 | warn $@ if $@; | |
| 1936 | } | |
| 1937 | ||
| 1938 | # check is volume exists | |
| 1939 | if ($scfg->{type} eq 'dir' || $scfg->{type} eq 'nfs') { | |
| 1940 | die "volume '$volid' does not exist\n" if ! -f $path; | |
| 1941 | } else { | |
| 1942 | die "volume '$volid' does not exist\n" if ! -b $path; | |
| 1943 | } | |
| 1944 | } | |
| 1945 | } | |
| 1946 | ||
| 1947 | sub deactivate_volumes { | |
| 1948 | my ($cfg, $vollist) = @_; | |
| 1949 | ||
| 1950 | my $lvs = lvm_lvs (); | |
| 1951 | ||
| 1952 | foreach my $volid (@$vollist) { | |
| 1953 | my ($storeid, $volname) = parse_volume_id ($volid); | |
| 1954 | ||
| 1955 | my $scfg = storage_config ($cfg, $storeid); | |
| 1956 | ||
| 1957 | if ($scfg->{type} eq 'lvm') { | |
| 1958 | my ($name) = parse_volname_lvm ($volname); | |
| 1959 | ||
| 1960 | if ($lvs->{$scfg->{vgname}}->{$name}) { | |
| 1961 | my $path = path ($cfg, $volid); | |
| 1962 | my $cmd = ['/sbin/lvchange', '-aln', $path]; | |
| 1963 | eval { run_command ($cmd); }; | |
| 1964 | warn $@ if $@; | |
| 1965 | } | |
| 1966 | } | |
| 1967 | } | |
| 1968 | } | |
| 1969 | ||
| 1970 | sub deactivate_storage { | |
| 1971 | my ($cfg, $storeid) = @_; | |
| 1972 | ||
| 1973 | my $iscsi_sessions; | |
| 1974 | ||
| 1975 | my $scfg = storage_config ($cfg, $storeid); | |
| 1976 | ||
| 1977 | my $type = $scfg->{type}; | |
| 1978 | ||
| 1979 | if ($type eq 'dir') { | |
| 1980 | # nothing to do | |
| 1981 | } elsif ($type eq 'nfs') { | |
| 1982 | my $mountdata = read_proc_mounts(); | |
| 1983 | my $server = $scfg->{server}; | |
| 1984 | my $export = $scfg->{export}; | |
| 1985 | my $path = $scfg->{path}; | |
| 1986 | ||
| 1987 | my $cmd = ['/bin/umount', $path]; | |
| 1988 | ||
| 1989 | run_command ($cmd) if nfs_is_mounted ($server, $export, $path, $mountdata); | |
| 1990 | } elsif ($type eq 'lvm') { | |
| 1991 | my $cmd = ['/sbin/vgchange', '-aln', $scfg->{vgname}]; | |
| 1992 | run_command ($cmd); | |
| 1993 | } elsif ($type eq 'iscsi') { | |
| 1994 | my $portal = $scfg->{portal}; | |
| 1995 | my $target = $scfg->{target}; | |
| 1996 | ||
| 1997 | my $iscsi_sessions = iscsi_session_list(); | |
| 1998 | iscsi_logout ($target, $portal) | |
| 1999 | if defined ($iscsi_sessions->{$target}); | |
| 2000 | ||
| 2001 | } else { | |
| 2002 | die "implement me"; | |
| 2003 | } | |
| 2004 | } | |
| 2005 | ||
| 2006 | sub storage_info { | |
| 2007 | my ($cfg, $content) = @_; | |
| 2008 | ||
| 2009 | my $ids = $cfg->{ids}; | |
| 2010 | ||
| 2011 | my $info = {}; | |
| 2012 | my $stypes = {}; | |
| 2013 | ||
| 2014 | my $slist = []; | |
| 2015 | foreach my $storeid (keys %$ids) { | |
| 2016 | ||
| 2017 | next if $content && !$ids->{$storeid}->{content}->{$content}; | |
| 2018 | ||
| 2019 | next if !storage_check_enabled($cfg, $storeid, undef, 1); | |
| 2020 | ||
| 2021 | my $type = $ids->{$storeid}->{type}; | |
| 2022 | ||
| 2023 | $info->{$storeid} = { | |
| 2024 | type => $type, | |
| 2025 | total => 0, | |
| 2026 | avail => 0, | |
| 2027 | used => 0, | |
| 04a2e4f3 | 2028 | shared => $ids->{$storeid}->{shared} ? 1 : 0, |
| b6cf0a66 DM |
2029 | content => content_hash_to_string($ids->{$storeid}->{content}), |
| 2030 | active => 0, | |
| 2031 | }; | |
| 2032 | ||
| 2033 | $stypes->{$type} = 1; | |
| 2034 | ||
| 2035 | push @$slist, $storeid; | |
| 2036 | } | |
| 2037 | ||
| 2038 | my $session = {}; | |
| 2039 | my $mountdata = ''; | |
| 2040 | my $iscsi_sessions = {}; | |
| 2041 | my $vgs = {}; | |
| 2042 | ||
| 2043 | if ($stypes->{lvm}) { | |
| 2044 | $session->{vgs} = lvm_vgs(); | |
| 2045 | $vgs = $session->{vgs}; | |
| 2046 | } | |
| 2047 | if ($stypes->{nfs}) { | |
| 2048 | $mountdata = read_proc_mounts(); | |
| 2049 | $session->{mountdata} = $mountdata; | |
| 2050 | } | |
| 2051 | if ($stypes->{iscsi}) { | |
| 2052 | $iscsi_sessions = iscsi_session_list(); | |
| 2053 | $session->{iscsi_sessions} = $iscsi_sessions; | |
| 2054 | } | |
| 2055 | ||
| 2056 | eval { activate_storage_list ($cfg, $slist, $session); }; | |
| 2057 | ||
| 2058 | foreach my $storeid (keys %$ids) { | |
| 2059 | my $scfg = $ids->{$storeid}; | |
| 2060 | ||
| 2061 | next if !$info->{$storeid}; | |
| 2062 | ||
| 2063 | my $type = $scfg->{type}; | |
| 2064 | ||
| 2065 | if ($type eq 'dir' || $type eq 'nfs') { | |
| 2066 | ||
| 2067 | my $path = $scfg->{path}; | |
| 2068 | ||
| 2069 | if ($type eq 'nfs') { | |
| 2070 | my $server = $scfg->{server}; | |
| 2071 | my $export = $scfg->{export}; | |
| 2072 | ||
| 2073 | next if !nfs_is_mounted ($server, $export, $path, $mountdata); | |
| 2074 | } | |
| 2075 | ||
| 2076 | my $timeout = 2; | |
| 2077 | my $res = PVE::Tools::df($path, $timeout); | |
| 2078 | ||
| 2079 | next if !$res || !$res->{total}; | |
| 2080 | ||
| 2081 | $info->{$storeid}->{total} = $res->{total}; | |
| 2082 | $info->{$storeid}->{avail} = $res->{avail}; | |
| 2083 | $info->{$storeid}->{used} = $res->{used}; | |
| 2084 | $info->{$storeid}->{active} = 1; | |
| 2085 | ||
| 2086 | } elsif ($type eq 'lvm') { | |
| 2087 | ||
| 2088 | my $vgname = $scfg->{vgname}; | |
| 2089 | ||
| 2090 | my $total = 0; | |
| 2091 | my $free = 0; | |
| 2092 | ||
| 2093 | if (defined ($vgs->{$vgname})) { | |
| 2094 | $total = $vgs->{$vgname}->{size}; | |
| 2095 | $free = $vgs->{$vgname}->{free}; | |
| 2096 | ||
| 2097 | $info->{$storeid}->{total} = $total; | |
| 2098 | $info->{$storeid}->{avail} = $free; | |
| 2099 | $info->{$storeid}->{used} = $total - $free; | |
| 2100 | $info->{$storeid}->{active} = 1; | |
| 2101 | } | |
| 2102 | ||
| 2103 | } elsif ($type eq 'iscsi') { | |
| 2104 | ||
| 2105 | $info->{$storeid}->{total} = 0; | |
| 2106 | $info->{$storeid}->{avail} = 0; | |
| 2107 | $info->{$storeid}->{used} = 0; | |
| 2108 | $info->{$storeid}->{active} = | |
| 2109 | defined ($iscsi_sessions->{$scfg->{target}}); | |
| 2110 | ||
| 2111 | } else { | |
| 2112 | die "implement me"; | |
| 2113 | } | |
| 2114 | } | |
| 2115 | ||
| 2116 | return $info; | |
| 2117 | } | |
| 2118 | ||
| 2119 | sub resolv_server { | |
| 2120 | my ($server) = @_; | |
| 2121 | ||
| 2122 | my $packed_ip = gethostbyname($server); | |
| 2123 | if (defined $packed_ip) { | |
| 2124 | return inet_ntoa($packed_ip); | |
| 2125 | } | |
| 2126 | return undef; | |
| 2127 | } | |
| 2128 | ||
| 2129 | sub scan_nfs { | |
| 2130 | my ($server_in) = @_; | |
| 2131 | ||
| 2132 | my $server; | |
| 2133 | if (!($server = resolv_server ($server_in))) { | |
| 2134 | die "unable to resolve address for server '${server_in}'\n"; | |
| 2135 | } | |
| 2136 | ||
| 2137 | my $cmd = ['/sbin/showmount', '--no-headers', '--exports', $server]; | |
| 2138 | ||
| 2139 | my $res = {}; | |
| 2140 | run_command ($cmd, outfunc => sub { | |
| 2141 | my $line = shift; | |
| 2142 | ||
| 2143 | # note: howto handle white spaces in export path?? | |
| 2144 | if ($line =~ m!^(/\S+)\s+(.+)$!) { | |
| 2145 | $res->{$1} = $2; | |
| 2146 | } | |
| 2147 | }); | |
| 2148 | ||
| 2149 | return $res; | |
| 2150 | } | |
| 2151 | ||
| 2152 | sub resolv_portal { | |
| 2153 | my ($portal, $noerr) = @_; | |
| 2154 | ||
| 2155 | if ($portal =~ m/^([^:]+)(:(\d+))?$/) { | |
| 2156 | my $server = $1; | |
| 2157 | my $port = $3; | |
| 2158 | ||
| 2159 | if (my $ip = resolv_server($server)) { | |
| 2160 | $server = $ip; | |
| 2161 | return $port ? "$server:$port" : $server; | |
| 2162 | } | |
| 2163 | } | |
| 2164 | return undef if $noerr; | |
| 2165 | ||
| 2166 | raise_param_exc({ portal => "unable to resolve portal address '$portal'" }); | |
| 2167 | } | |
| 2168 | ||
| 2169 | # idea is from usbutils package (/usr/bin/usb-devices) script | |
| 2170 | sub __scan_usb_device { | |
| 2171 | my ($res, $devpath, $parent, $level) = @_; | |
| 2172 | ||
| 2173 | return if ! -d $devpath; | |
| 2174 | return if $level && $devpath !~ m/^.*[-.](\d+)$/; | |
| 2175 | my $port = $level ? int($1 - 1) : 0; | |
| 2176 | ||
| 2177 | my $busnum = int(file_read_firstline("$devpath/busnum")); | |
| 2178 | my $devnum = int(file_read_firstline("$devpath/devnum")); | |
| 2179 | ||
| 2180 | my $d = { | |
| 2181 | port => $port, | |
| 2182 | level => $level, | |
| 2183 | busnum => $busnum, | |
| 2184 | devnum => $devnum, | |
| 2185 | speed => file_read_firstline("$devpath/speed"), | |
| 2186 | class => hex(file_read_firstline("$devpath/bDeviceClass")), | |
| 2187 | vendid => file_read_firstline("$devpath/idVendor"), | |
| 2188 | prodid => file_read_firstline("$devpath/idProduct"), | |
| 2189 | }; | |
| 2190 | ||
| 2191 | if ($level) { | |
| 2192 | my $usbpath = $devpath; | |
| 2193 | $usbpath =~ s|^.*/\d+\-||; | |
| 2194 | $d->{usbpath} = $usbpath; | |
| 2195 | } | |
| 2196 | ||
| 2197 | my $product = file_read_firstline("$devpath/product"); | |
| 2198 | $d->{product} = $product if $product; | |
| 2199 | ||
| 2200 | my $manu = file_read_firstline("$devpath/manufacturer"); | |
| 2201 | $d->{manufacturer} = $manu if $manu; | |
| 2202 | ||
| 2203 | my $serial => file_read_firstline("$devpath/serial"); | |
| 2204 | $d->{serial} = $serial if $serial; | |
| 2205 | ||
| 2206 | push @$res, $d; | |
| 2207 | ||
| 2208 | foreach my $subdev (<$devpath/$busnum-*>) { | |
| 2209 | next if $subdev !~ m|/$busnum-[0-9]+(\.[0-9]+)*$|; | |
| 2210 | __scan_usb_device($res, $subdev, $devnum, $level + 1); | |
| 2211 | } | |
| 2212 | ||
| 2213 | }; | |
| 2214 | ||
| 2215 | sub scan_usb { | |
| 2216 | ||
| 2217 | my $devlist = []; | |
| 2218 | ||
| 2219 | foreach my $device (</sys/bus/usb/devices/usb*>) { | |
| 2220 | __scan_usb_device($devlist, $device, 0, 0); | |
| 2221 | } | |
| 2222 | ||
| 2223 | return $devlist; | |
| 2224 | } | |
| 2225 | ||
| 2226 | sub scan_iscsi { | |
| 2227 | my ($portal_in) = @_; | |
| 2228 | ||
| 2229 | my $portal; | |
| 2230 | if (!($portal = resolv_portal ($portal_in))) { | |
| 2231 | die "unable to parse/resolve portal address '${portal_in}'\n"; | |
| 2232 | } | |
| 2233 | ||
| 2234 | return iscsi_discovery($portal); | |
| 2235 | } | |
| 2236 | ||
| 2237 | sub storage_default_format { | |
| 2238 | my ($cfg, $storeid) = @_; | |
| 2239 | ||
| 2240 | my $scfg = storage_config ($cfg, $storeid); | |
| 2241 | ||
| 2242 | my $def = $default_config->{$scfg->{type}}; | |
| 2243 | ||
| 2244 | my $def_format = 'raw'; | |
| 2245 | my $valid_formats = [ $def_format ]; | |
| 2246 | ||
| 2247 | if (defined ($def->{format})) { | |
| 2248 | $def_format = $scfg->{format} || $def->{format}->[1]; | |
| 2249 | $valid_formats = [ sort keys %{$def->{format}->[0]} ]; | |
| 2250 | } | |
| 2251 | ||
| 2252 | return wantarray ? ($def_format, $valid_formats) : $def_format; | |
| 2253 | } | |
| 2254 | ||
| 2255 | sub vgroup_is_used { | |
| 2256 | my ($cfg, $vgname) = @_; | |
| 2257 | ||
| 2258 | foreach my $storeid (keys %{$cfg->{ids}}) { | |
| 2259 | my $scfg = storage_config ($cfg, $storeid); | |
| 2260 | if ($scfg->{type} eq 'lvm' && $scfg->{vgname} eq $vgname) { | |
| 2261 | return 1; | |
| 2262 | } | |
| 2263 | } | |
| 2264 | ||
| 2265 | return undef; | |
| 2266 | } | |
| 2267 | ||
| 2268 | sub target_is_used { | |
| 2269 | my ($cfg, $target) = @_; | |
| 2270 | ||
| 2271 | foreach my $storeid (keys %{$cfg->{ids}}) { | |
| 2272 | my $scfg = storage_config ($cfg, $storeid); | |
| 2273 | if ($scfg->{type} eq 'iscsi' && $scfg->{target} eq $target) { | |
| 2274 | return 1; | |
| 2275 | } | |
| 2276 | } | |
| 2277 | ||
| 2278 | return undef; | |
| 2279 | } | |
| 2280 | ||
| 2281 | sub volume_is_used { | |
| 2282 | my ($cfg, $volid) = @_; | |
| 2283 | ||
| 2284 | foreach my $storeid (keys %{$cfg->{ids}}) { | |
| 2285 | my $scfg = storage_config ($cfg, $storeid); | |
| 2286 | if ($scfg->{base} && $scfg->{base} eq $volid) { | |
| 2287 | return 1; | |
| 2288 | } | |
| 2289 | } | |
| 2290 | ||
| 2291 | return undef; | |
| 2292 | } | |
| 2293 | ||
| 2294 | sub storage_is_used { | |
| 2295 | my ($cfg, $storeid) = @_; | |
| 2296 | ||
| 2297 | foreach my $sid (keys %{$cfg->{ids}}) { | |
| 2298 | my $scfg = storage_config ($cfg, $sid); | |
| 2299 | next if !$scfg->{base}; | |
| 2300 | my ($st) = parse_volume_id ($scfg->{base}); | |
| 2301 | return 1 if $st && $st eq $storeid; | |
| 2302 | } | |
| 2303 | ||
| 2304 | return undef; | |
| 2305 | } | |
| 2306 | ||
| 2307 | sub foreach_volid { | |
| 2308 | my ($list, $func) = @_; | |
| 2309 | ||
| 2310 | return if !$list; | |
| 2311 | ||
| 2312 | foreach my $sid (keys %$list) { | |
| 2313 | foreach my $info (@{$list->{$sid}}) { | |
| 2314 | my $volid = $info->{volid}; | |
| 2315 | my ($sid1, $volname) = parse_volume_id ($volid, 1); | |
| 2316 | if ($sid1 && $sid1 eq $sid) { | |
| 2317 | &$func ($volid, $sid, $info); | |
| 2318 | } else { | |
| 2319 | warn "detected strange volid '$volid' in volume list for '$sid'\n"; | |
| 2320 | } | |
| 2321 | } | |
| 2322 | } | |
| 2323 | } | |
| 2324 | ||
| 2325 | 1; |