src/PVE/API2/LXC/Status.pm

   1 package PVE::API2::LXC::Status;
   2
   3 use strict;
   4 use warnings;
   5
   6 use PVE::SafeSyslog;
   7 use PVE::Tools qw(extract_param run_command);
   8 use PVE::Exception qw(raise raise_param_exc);
   9 use PVE::INotify;
  10 use PVE::Cluster qw(cfs_read_file);
  11 use PVE::AccessControl;
  12 use PVE::Firewall;
  13 use PVE::Storage;
  14 use PVE::RESTHandler;
  15 use PVE::RPCEnvironment;
  16 use PVE::LXC;
  17 use PVE::LXC::Create;
  18 use PVE::JSONSchema qw(get_standard_option);
  19 use base qw(PVE::RESTHandler);
  20
  21 BEGIN {
  22     if (!$ENV{PVE_GENERATING_DOCS}) {
  23         require PVE::HA::Env::PVE2;
  24         import  PVE::HA::Env::PVE2;
  25         require PVE::HA::Config;
  26         import  PVE::HA::Config;
  27     }
  28 }
  29
  30 __PACKAGE__->register_method({
  31     name => 'vmcmdidx',
  32     path => '',
  33     method => 'GET',
  34     proxyto => 'node',
  35     description => "Directory index",
  36     permissions => {
  37         user => 'all',
  38     },
  39     parameters => {
  40         additionalProperties => 0,
  41         properties => {
  42             node => get_standard_option('pve-node'),
  43             vmid => get_standard_option('pve-vmid'),
  44         },
  45     },
  46     returns => {
  47         type => 'array',
  48         items => {
  49             type => "object",
  50             properties => {
  51                 subdir => { type => 'string' },
  52             },
  53         },
  54         links => [ { rel => 'child', href => "{subdir}" } ],
  55     },
  56     code => sub {
  57         my ($param) = @_;
  58
  59         # test if VM exists
  60         my $conf = PVE::LXC::Config->load_config($param->{vmid});
  61
  62         my $res = [
  63             { subdir => 'current' },
  64             { subdir => 'start' },
  65             { subdir => 'stop' },
  66             { subdir => 'shutdown' },
  67             { subdir => 'migrate' },
  68             ];
  69
  70         return $res;
  71     }});
  72
  73 __PACKAGE__->register_method({
  74     name => 'vm_status',
  75     path => 'current',
  76     method => 'GET',
  77     proxyto => 'node',
  78     protected => 1, # openvz /proc entries are only readable by root
  79     description => "Get virtual machine status.",
  80     permissions => {
  81         check => ['perm', '/vms/{vmid}', [ 'VM.Audit' ]],
  82     },
  83     parameters => {
  84         additionalProperties => 0,
  85         properties => {
  86             node => get_standard_option('pve-node'),
  87             vmid => get_standard_option('pve-vmid'),
  88         },
  89     },
  90     returns => {
  91         type => 'object',
  92         properties => {
  93             %$PVE::LXC::vmstatus_return_properties,
  94             ha => {
  95                 description => "HA manager service status.",
  96                 type => 'object',
  97             },
  98         },
  99     },
 100     code => sub {
 101         my ($param) = @_;
 102
 103         # test if VM exists
 104         my $vmid = $param->{vmid};
 105         my $conf = PVE::LXC::Config->load_config($vmid);
 106
 107         my $vmstatus = PVE::LXC::vmstatus($vmid);
 108         my $status = $vmstatus->{$vmid};
 109
 110         $status->{ha} = PVE::HA::Config::get_service_status("ct:$vmid");
 111
 112         return $status;
 113     }});
 114
 115 __PACKAGE__->register_method({
 116     name => 'vm_start',
 117     path => 'start',
 118     method => 'POST',
 119     protected => 1,
 120     proxyto => 'node',
 121     description => "Start the container.",
 122     permissions => {
 123         check => ['perm', '/vms/{vmid}', [ 'VM.PowerMgmt' ]],
 124     },
 125     parameters => {
 126         additionalProperties => 0,
 127         properties => {
 128             node => get_standard_option('pve-node'),
 129             vmid => get_standard_option('pve-vmid', { completion => \&PVE::LXC::complete_ctid_stopped }),
 130             skiplock => get_standard_option('skiplock'),
 131         },
 132     },
 133     returns => {
 134         type => 'string',
 135     },
 136     code => sub {
 137         my ($param) = @_;
 138
 139         my $rpcenv = PVE::RPCEnvironment::get();
 140
 141         my $authuser = $rpcenv->get_user();
 142
 143         my $node = extract_param($param, 'node');
 144
 145         my $vmid = extract_param($param, 'vmid');
 146
 147         my $skiplock = extract_param($param, 'skiplock');
 148         raise_param_exc({ skiplock => "Only root may use this option." })
 149             if $skiplock && $authuser ne 'root@pam';
 150
 151         die "CT $vmid already running\n" if PVE::LXC::check_running($vmid);
 152
 153         PVE::Cluster::check_cfs_quorum();
 154
 155         if (PVE::HA::Config::vm_is_ha_managed($vmid) && $rpcenv->{type} ne 'ha') {
 156
 157             my $hacmd = sub {
 158                 my $upid = shift;
 159
 160                 print "Requesting HA start for CT $vmid\n";
 161
 162                 my $cmd = ['ha-manager', 'set',  "ct:$vmid", '--state', 'started'];
 163                 PVE::Tools::run_command($cmd);
 164             };
 165
 166             return $rpcenv->fork_worker('hastart', $vmid, $authuser, $hacmd);
 167
 168         } else {
 169
 170             my $realcmd = sub {
 171                 my $upid = shift;
 172
 173                 syslog('info', "starting CT $vmid: $upid\n");
 174
 175                 my $conf = PVE::LXC::Config->load_config($vmid);
 176
 177                 die "you can't start a CT if it's a template\n"
 178                     if PVE::LXC::Config->is_template($conf);
 179
 180                 if (!$skiplock && !PVE::LXC::Config->has_lock($conf, 'mounted')) {
 181                     PVE::LXC::Config->check_lock($conf);
 182                 }
 183
 184                 if ($conf->{unprivileged}) {
 185                     PVE::LXC::Config->foreach_mountpoint($conf, sub {
 186                         my ($ms, $mountpoint) = @_;
 187                         die "Quotas are not supported by unprivileged containers.\n" if $mountpoint->{quota};
 188                     });
 189                 }
 190
 191                 PVE::LXC::vm_start($vmid, $conf, $skiplock);
 192             };
 193
 194             my $lockcmd = sub {
 195                 return $rpcenv->fork_worker('vzstart', $vmid, $authuser, $realcmd);
 196             };
 197
 198             return PVE::LXC::Config->lock_config($vmid, $lockcmd);
 199         }
 200     }});
 201
 202 __PACKAGE__->register_method({
 203     name => 'vm_stop',
 204     path => 'stop',
 205     method => 'POST',
 206     protected => 1,
 207     proxyto => 'node',
 208     description => "Stop the container. This will abruptly stop all processes running in the container.",
 209     permissions => {
 210         check => ['perm', '/vms/{vmid}', [ 'VM.PowerMgmt' ]],
 211     },
 212     parameters => {
 213         additionalProperties => 0,
 214         properties => {
 215             node => get_standard_option('pve-node'),
 216             vmid => get_standard_option('pve-vmid', { completion => \&PVE::LXC::complete_ctid_running }),
 217             skiplock => get_standard_option('skiplock'),
 218         },
 219     },
 220     returns => {
 221         type => 'string',
 222     },
 223     code => sub {
 224         my ($param) = @_;
 225
 226         my $rpcenv = PVE::RPCEnvironment::get();
 227
 228         my $authuser = $rpcenv->get_user();
 229
 230         my $node = extract_param($param, 'node');
 231
 232         my $vmid = extract_param($param, 'vmid');
 233
 234         my $skiplock = extract_param($param, 'skiplock');
 235         raise_param_exc({ skiplock => "Only root may use this option." })
 236             if $skiplock && $authuser ne 'root@pam';
 237
 238         die "CT $vmid not running\n" if !PVE::LXC::check_running($vmid);
 239
 240         if (PVE::HA::Config::vm_is_ha_managed($vmid) && $rpcenv->{type} ne 'ha') {
 241
 242             my $hacmd = sub {
 243                 my $upid = shift;
 244
 245                 print "Requesting HA stop for CT $vmid\n";
 246
 247                 my $cmd = ['ha-manager', 'set',  "ct:$vmid", '--state', 'stopped'];
 248                 PVE::Tools::run_command($cmd);
 249             };
 250
 251             return $rpcenv->fork_worker('hastop', $vmid, $authuser, $hacmd);
 252
 253         } else {
 254
 255             my $realcmd = sub {
 256                 my $upid = shift;
 257
 258                 syslog('info', "stopping CT $vmid: $upid\n");
 259
 260                 my $conf = PVE::LXC::Config->load_config($vmid);
 261                 if (!$skiplock && !PVE::LXC::Config->has_lock($conf, 'mounted')) {
 262                     PVE::LXC::Config->check_lock($conf);
 263                 }
 264
 265                 PVE::LXC::vm_stop($vmid, 1);
 266             };
 267
 268             my $lockcmd = sub {
 269                 return $rpcenv->fork_worker('vzstop', $vmid, $authuser, $realcmd);
 270             };
 271
 272             return PVE::LXC::Config->lock_config($vmid, $lockcmd);
 273         }
 274     }});
 275
 276 __PACKAGE__->register_method({
 277     name => 'vm_shutdown',
 278     path => 'shutdown',
 279     method => 'POST',
 280     protected => 1,
 281     proxyto => 'node',
 282     description => "Shutdown the container. This will trigger a clean shutdown " .
 283         "of the container, see lxc-stop(1) for details.",
 284     permissions => {
 285         check => ['perm', '/vms/{vmid}', [ 'VM.PowerMgmt' ]],
 286     },
 287     parameters => {
 288         additionalProperties => 0,
 289         properties => {
 290             node => get_standard_option('pve-node'),
 291             vmid => get_standard_option('pve-vmid', { completion => \&PVE::LXC::complete_ctid_running }),
 292             timeout => {
 293                 description => "Wait maximal timeout seconds.",
 294                 type => 'integer',
 295                 minimum => 0,
 296                 optional => 1,
 297                 default => 60,
 298             },
 299             forceStop => {
 300                 description => "Make sure the Container stops.",
 301                 type => 'boolean',
 302                 optional => 1,
 303                 default => 0,
 304             }
 305         },
 306     },
 307     returns => {
 308         type => 'string',
 309     },
 310     code => sub {
 311         my ($param) = @_;
 312
 313         my $rpcenv = PVE::RPCEnvironment::get();
 314         my $authuser = $rpcenv->get_user();
 315
 316         my $node = extract_param($param, 'node');
 317         my $vmid = extract_param($param, 'vmid');
 318
 319         my $timeout = extract_param($param, 'timeout') // 60;
 320
 321         die "CT $vmid not running\n" if !PVE::LXC::check_running($vmid);
 322
 323         if (PVE::HA::Config::vm_is_ha_managed($vmid) && $rpcenv->{type} ne 'ha') {
 324             my $hacmd = sub {
 325                 my $upid = shift;
 326
 327                 print "Requesting HA stop for CT $vmid\n";
 328
 329                 my $cmd = ['ha-manager', 'set',  "ct:$vmid", '--state', 'stopped'];
 330                 PVE::Tools::run_command($cmd);
 331             };
 332
 333             return $rpcenv->fork_worker('hastop', $vmid, $authuser, $hacmd);
 334         }
 335
 336         my $realcmd = sub {
 337             my $upid = shift;
 338
 339             syslog('info', "shutdown CT $vmid: $upid\n");
 340
 341             my $conf = PVE::LXC::Config->load_config($vmid);
 342             PVE::LXC::Config->check_lock($conf);
 343
 344             PVE::LXC::vm_stop($vmid, 0, $timeout, $param->{forceStop});
 345         };
 346
 347         my $lockcmd = sub {
 348             return $rpcenv->fork_worker('vzshutdown', $vmid, $authuser, $realcmd);
 349         };
 350
 351         return PVE::LXC::Config->lock_config($vmid, $lockcmd);
 352     }});
 353
 354 __PACKAGE__->register_method({
 355     name => 'vm_suspend',
 356     path => 'suspend',
 357     method => 'POST',
 358     protected => 1,
 359     proxyto => 'node',
 360     description => "Suspend the container.",
 361     permissions => {
 362         check => ['perm', '/vms/{vmid}', [ 'VM.PowerMgmt' ]],
 363     },
 364     parameters => {
 365         additionalProperties => 0,
 366         properties => {
 367             node => get_standard_option('pve-node'),
 368             vmid => get_standard_option('pve-vmid', { completion => \&PVE::LXC::complete_ctid_running }),
 369         },
 370     },
 371     returns => {
 372         type => 'string',
 373     },
 374     code => sub {
 375         my ($param) = @_;
 376
 377         my $rpcenv = PVE::RPCEnvironment::get();
 378         my $authuser = $rpcenv->get_user();
 379
 380         my $node = extract_param($param, 'node');
 381         my $vmid = extract_param($param, 'vmid');
 382
 383         die "CT $vmid not running\n" if !PVE::LXC::check_running($vmid);
 384
 385         my $realcmd = sub {
 386             my $upid = shift;
 387
 388             syslog('info', "suspend CT $vmid: $upid\n");
 389
 390             my $conf = PVE::LXC::Config->load_config($vmid);
 391             PVE::LXC::Config->check_lock($conf);
 392
 393             my $cmd = ['lxc-checkpoint', '-n', $vmid, '-s', '-D', '/var/lib/vz/dump'];
 394             run_command($cmd);
 395         };
 396
 397         my $lockcmd = sub {
 398             return $rpcenv->fork_worker('vzsuspend', $vmid, $authuser, $realcmd);
 399         };
 400
 401         return PVE::LXC::Config->lock_config($vmid, $lockcmd);
 402     }});
 403
 404 __PACKAGE__->register_method({
 405     name => 'vm_resume',
 406     path => 'resume',
 407     method => 'POST',
 408     protected => 1,
 409     proxyto => 'node',
 410     description => "Resume the container.",
 411     permissions => {
 412         check => ['perm', '/vms/{vmid}', [ 'VM.PowerMgmt' ]],
 413     },
 414     parameters => {
 415         additionalProperties => 0,
 416         properties => {
 417             node => get_standard_option('pve-node'),
 418             vmid => get_standard_option('pve-vmid', { completion => \&PVE::LXC::complete_ctid_stopped }),
 419         },
 420     },
 421     returns => {
 422         type => 'string',
 423     },
 424     code => sub {
 425         my ($param) = @_;
 426
 427         my $rpcenv = PVE::RPCEnvironment::get();
 428         my $authuser = $rpcenv->get_user();
 429
 430         my $node = extract_param($param, 'node');
 431         my $vmid = extract_param($param, 'vmid');
 432
 433         die "CT $vmid already running\n" if PVE::LXC::check_running($vmid);
 434
 435         my $realcmd = sub {
 436             my $upid = shift;
 437
 438             syslog('info', "resume CT $vmid: $upid\n");
 439
 440             my $cmd = ['lxc-checkpoint', '-n', $vmid, '-r', '--foreground', '-D', '/var/lib/vz/dump'];
 441             run_command($cmd);
 442         };
 443
 444         my $upid = $rpcenv->fork_worker('vzresume', $vmid, $authuser, $realcmd);
 445
 446         return $upid;
 447     }});
 448
 449 1;