GeniCMV2.pm.in 60 KB
Newer Older
1 2 3
#!/usr/bin/perl -wT
#
# GENIPUBLIC-COPYRIGHT
4
# Copyright (c) 2008-2011 University of Utah and the Flux Group.
5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26
# All rights reserved.
#
package GeniCMV2;

#
# The server side of the CM interface on remote sites. Also communicates
# with the GMC interface at Geni Central as a client.
#
use strict;
use Exporter;
use vars qw(@ISA @EXPORT);

@ISA    = "Exporter";
@EXPORT = qw ( );

# Must come after package declaration!
use lib '@prefix@/lib';
use GeniDB;
use GeniResponse;
use GeniTicket;
use GeniCredential;
use GeniCertificate;
27
use GeniComponent;
28 29 30 31
use GeniSlice;
use GeniAggregate;
use GeniSliver;
use GeniUtil;
32
use GeniCM;
33
use GeniHRN;
34
use GeniXML;
35 36 37 38 39 40 41 42
use emutil;
use English;
use Data::Dumper;
use XML::Simple;
use Date::Parse;
use POSIX qw(strftime tmpnam);
use Time::Local;
use Compress::Zlib;
43
use File::Temp qw(tempfile);
44 45 46 47 48 49 50 51 52 53
use MIME::Base64;

# Configure variables
my $TB		   = "@prefix@";
my $TBOPS          = "@TBOPSEMAIL@";
my $TBAPPROVAL     = "@TBAPPROVALEMAIL@";
my $TBAUDIT   	   = "@TBAUDITEMAIL@";
my $BOSSNODE       = "@BOSSNODE@";
my $OURDOMAIN      = "@OURDOMAIN@";
my $PGENIDOMAIN    = "@PROTOGENI_DOMAIN@";
54
my $ELABINELAB     = "@ELABINELAB@";
55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70
my $CREATEEXPT     = "$TB/bin/batchexp";
my $ENDEXPT        = "$TB/bin/endexp";
my $NALLOC	   = "$TB/bin/nalloc";
my $NFREE	   = "$TB/bin/nfree";
my $AVAIL	   = "$TB/sbin/avail";
my $PTOPGEN	   = "$TB/libexec/ptopgen";
my $TBSWAP	   = "$TB/bin/tbswap";
my $SWAPEXP	   = "$TB/bin/swapexp";
my $PLABSLICE	   = "$TB/sbin/plabslicewrapper";
my $NAMEDSETUP     = "$TB/sbin/named_setup";
my $VNODESETUP     = "$TB/sbin/vnode_setup";
my $GENTOPOFILE    = "$TB/libexec/gentopofile";
my $TARFILES_SETUP = "$TB/bin/tarfiles_setup";
my $MAPPER         = "$TB/bin/mapper";
my $VTOPGEN        = "$TB/bin/vtopgen";
my $SNMPIT         = "$TB/bin/snmpit";
71
my $XMLLINT	   = "/usr/local/bin/xmllint";
72 73
my $PRERENDER      = "$TB/libexec/vis/prerender";
my $EMULAB_PEMFILE = "@prefix@/etc/genicm.pem";
74 75
# Just one of these, at Utah.
my $GENICH_PEMFILE = "@prefix@/etc/genich.pem";
76
my $API_VERSION    = 2;
77 78 79 80 81 82 83 84

#
# Tell the client what API revision we support.  The correspondence
# between revision numbers and API features is to be specified elsewhere.
# No credentials are required.
#
sub GetVersion()
{
85
    my @input_rspec_versions = ( "0.1", "2" );
Gary Wong's avatar
Gary Wong committed
86 87 88
    my $blob = {
	"api" => $API_VERSION,
	"level" => 1,
89
	"input_rspec" => \@input_rspec_versions,
Gary Wong's avatar
Gary Wong committed
90 91 92
	"output_rspec" => "0.1"
    };

93
    return GeniResponse->Create( GENIRESPONSE_SUCCESS, $blob);
94 95 96 97 98 99 100 101
}

#
# Respond to a Resolve request. 
#
sub Resolve($)
{
    my ($argref) = @_;
102 103
    my $credentials = $argref->{'credentials'};
    my $urn         = $argref->{'urn'};
104
    my $admin       = 0;
105
    my $isauth	    = 0;
106

107 108 109 110 111 112 113 114 115 116
    if (! (defined($credentials) && defined($urn))) {
	return GeniResponse->MalformedArgsResponse("Missing arguments");
    }
    if (! GeniHRN::IsValid($urn)) {
	return GeniResponse->MalformedArgsResponse("Invalid URN");
    }
    my $credential = CheckCredentials($credentials);
    return $credential
	if (GeniResponse::IsResponse($credential));

117 118 119
    my ($object, $type) = LookupURN($urn);
    return $object
	if (GeniResponse::IsResponse($object));
120 121 122 123

    #
    # This is a convenience for testing. If a local user and that
    # user is an admin person, then do whatever it says. This is
124 125
    # easier then trying to do this with credential privs. But,
    # watch for credentials from authorities instead of users.
126
    #
127 128 129 130 131 132 133 134 135
    my (undef,$callertype,$callerid) = GeniHRN::Parse($credential->owner_urn());
    if ($callertype eq "user") {
	my $user = GeniCM::CreateUserFromCertificate($credential->owner_cert());
	if (defined($user) && $user->IsLocal() && $user->admin()) {
	    $admin = 1;
	}
    }
    elsif ($callertype eq "authority" && $callerid eq "cm") {
	$isauth = 1;
136
    }
137 138
    
    if ($type eq "node") {
139
	my $node  = $object;
140
	my $rspec = GeniCM::GetAdvertisement(0, $node->node_id(), "0.1", undef);
141
	if (! defined($rspec)) {
142
	    print STDERR "Could not get advertisement for $node!\n";
143
	    return GeniResponse->Create(GENIRESPONSE_ERROR, undef,
144
					"Error getting advertisement");
145
	}
146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181
	my $me = GeniAuthority->Lookup($ENV{'MYURN'});
	if (!defined($me)) {
	    print STDERR
		"Could not find local authority object for $ENV{'MYURN'}\n";
	    return GeniResponse->Create(GENIRESPONSE_ERROR, undef,
					"Error getting advertisement");
	}
	my $myurn = GeniHRN::Generate($OURDOMAIN, "node", $node->node_id());
	my $myhrn = "${PGENIDOMAIN}." . $node->node_id();

	#
	# See if the component object exists; if not create it.
	#
	my $component = GeniComponent->Lookup($node->uuid());
	if (!defined($component)) {
	    my $certificate = GeniCertificate->Lookup($node->uuid());
	    if (!defined($certificate)) {
		$certificate =
		    GeniCertificate->Create({'urn'  => $myurn,
					     'hrn'  => $myhrn,
					     'email'=> $TBOPS,
					     'uuid' => $node->uuid(),
					     'url'  => $me->url()});
		if (!defined($certificate)) {
		    print STDERR "Could not generate certificate for $node\n";
		    return GeniResponse->Create(GENIRESPONSE_ERROR, undef,
					    "Error getting advertisement");
		}
	    }
	    $component = GeniComponent->Create($certificate, $me);
	    if (!defined($component)) {
		print STDERR "Could not create component for $node\n";
		return GeniResponse->Create(GENIRESPONSE_ERROR, undef,
					    "Error getting advertisement");
	    }
	}
182
	# Return a blob.
183
	my $blob = { "hrn"          => $myhrn,
184 185
		     "uuid"         => $node->uuid(),
		     "role"	    => $node->role(),
186 187
		     "hostname"     =>
			 GeniUtil::FindHostname($node->node_id()),
188 189
		     "physctrl"     => 
			 Interface->LookupControl($node->phys_nodeid())->IP(),
190 191 192 193
		     "urn"          => $myurn,
		     "rspec"        => $rspec,
		     "url"          => $me->url(),
		     "gid"          => $component->cert(),
194 195 196 197
		   };

	return GeniResponse->Create(GENIRESPONSE_SUCCESS, $blob);
    }
Leigh B. Stoller's avatar
Leigh B. Stoller committed
198
    if ($type eq "slice") {
199 200
	my $slice = $object;

Leigh B. Stoller's avatar
Leigh B. Stoller committed
201 202 203 204
	#
	# In this implementation, the caller must hold a valid slice
	# credential for the slice being looked up. 
	#
205 206
	if (! ($isauth || $admin ||
	       $slice->urn() eq $credential->target_urn())) {
Leigh B. Stoller's avatar
Leigh B. Stoller committed
207 208 209 210 211 212 213
	    return GeniResponse->Create(GENIRESPONSE_FORBIDDEN());
	}
	# Return a blob.
	my $blob = { "urn"          => $urn };

	my $aggregate = GeniAggregate->SliceAggregate($slice);
	if (defined($aggregate)) {
214
	    $blob->{'sliver_urn'} = $aggregate->urn();
215 216 217 218
	    my $manifest = $aggregate->GetManifest(1);
	    if (defined($manifest)) {
		$blob->{'manifest'}   = $manifest;
	    }
Leigh B. Stoller's avatar
Leigh B. Stoller committed
219 220 221
	}
	my $ticket = GeniTicket->SliceTicket($slice);
	if (defined($ticket)) {
222
	    $blob->{'ticket_urn'} = $ticket->urn();
Leigh B. Stoller's avatar
Leigh B. Stoller committed
223 224 225 226
	}
	return GeniResponse->Create(GENIRESPONSE_SUCCESS, $blob);
    }
    if ($type eq "sliver") {
227 228
	my $sliver = $object;

Leigh B. Stoller's avatar
Leigh B. Stoller committed
229 230 231 232
	#
	# In this implementation, the caller must hold a valid slice
	# or sliver credential for the slice being looked up. 
	#
233
	if (! ($admin ||
234
	       $sliver->urn() eq $credential->target_urn() ||
235
	       $sliver->slice_uuid() eq $credential->target_uuid())) {
Leigh B. Stoller's avatar
Leigh B. Stoller committed
236 237
	    return GeniResponse->Create(GENIRESPONSE_FORBIDDEN);
	}
238 239
	my $manifest = $sliver->GetManifest(1);
	if (!defined($manifest)) {
Leigh B. Stoller's avatar
Leigh B. Stoller committed
240 241 242 243 244 245 246 247 248
	    return GeniResponse->Create(GENIRESPONSE_ERROR);
	}
	# Return a blob.
	my $blob = { "urn"          => $urn,
		     "manifest"     => $manifest,
		 };
	return GeniResponse->Create(GENIRESPONSE_SUCCESS, $blob);
    }
    if ($type eq "ticket") {
249 250
	my $ticket = $object;

Leigh B. Stoller's avatar
Leigh B. Stoller committed
251 252 253 254
	#
	# In this implementation, the caller must hold a valid slice
	# or sliver credential to get the ticket.
	#
255
	my $slice = GeniSlice->Lookup($ticket->slice_urn());
Leigh B. Stoller's avatar
Leigh B. Stoller committed
256 257 258 259
	if (!defined($slice)) {
	    print STDERR "Could not find slice for $ticket\n";
	    return GeniResponse->Create(GENIRESPONSE_ERROR);
	}
260
	if (! ($admin || $slice->urn() eq $credential->target_urn())) {
Leigh B. Stoller's avatar
Leigh B. Stoller committed
261 262 263 264 265
	    #
	    # See if its the sliver credential. 
	    #
	    my $aggregate = GeniAggregate->SliceAggregate($slice);
	    if (!defined($aggregate) ||
266
		$aggregate->urn() ne $credential->target_urn()) {
Leigh B. Stoller's avatar
Leigh B. Stoller committed
267 268 269 270 271
		return GeniResponse->Create(GENIRESPONSE_FORBIDDEN());
	    }
	}
	return GeniResponse->Create(GENIRESPONSE_SUCCESS, $ticket->asString());
    }
272 273
    return GeniResponse->Create(GENIRESPONSE_UNSUPPORTED, undef,
				"Cannot resolve $type at this authority");
274 275 276 277 278 279 280 281
}

#
# Discover resources on this component, returning a resource availablity spec
#
sub DiscoverResources($)
{
    my ($argref) = @_;
282 283 284
    my $credentials = $argref->{'credentials'};
    my $available   = $argref->{'available'} || 0;
    my $compress    = $argref->{'compress'} || 0;
285
    my $version     = $argref->{'rspec_version'} || undef;
286 287 288 289 290 291 292

    if (! (defined($credentials))) {
	return GeniResponse->MalformedArgsResponse("Missing arguments");
    }
    my $credential = CheckCredentials($credentials);
    return $credential
	if (GeniResponse::IsResponse($credential));
293

294 295
    my $credential_objects = [];
    foreach my $credstr (@$credentials) {
296 297 298
        my $cred = CheckCredential($credstr);
        push(@$credential_objects, $cred) 
            if(!GeniResponse::IsResponse($cred));
299 300 301
    }
    return GeniCM::DiscoverResourcesAux($available, $compress,
        $credential_objects);
302 303 304 305 306 307 308 309
}

#
# Create a Sliver.
#
sub CreateSliver($)
{
    my ($argref) = @_;
310 311 312 313 314
    my $slice_urn    = $argref->{'slice_urn'};
    my $rspecstr     = $argref->{'rspec'};
    my $credentials  = $argref->{'credentials'};
    my $keys         = $argref->{'keys'};
    my $impotent     = $argref->{'impotent'} || 0;
315 316
    require Node;
    require Experiment;
317 318
    require libtestbed;
    require libaudit;
319 320
    
    # For now, I am not worrying about the slice_urn argument.
321 322
    if (! (defined($credentials) &&
	   defined($slice_urn) && defined($rspecstr))) {
323 324
	return GeniResponse->MalformedArgsResponse("Missing arguments");
    }
325 326 327 328 329 330
    if (! ($rspecstr =~ /^[\040-\176\012\015\011]+$/)) {
	return GeniResponse->MalformedArgsResponse("Bad characters in rspec");
    }
    if (! GeniHRN::IsValid($slice_urn)) {
	return GeniResponse->MalformedArgsResponse("Bad characters in URN");
    }
331 332 333
    my $credential = CheckCredentials($credentials);
    return $credential
	if (GeniResponse::IsResponse($credential));
334

335 336 337 338 339 340 341 342 343 344 345
    #
    # In this implementation, the user must provide a slice credential,
    # so we ignore the slice_urn. For CreateSliver(), the slice must not
    # be instantiated.
    #
    my ($slice,$aggregate) = Credential2SliceAggregate($credential);
    if (defined($slice)) {
	if ($slice_urn ne $slice->urn()) {
	    return GeniResponse->Create(GENIRESPONSE_FORBIDDEN(), undef,
					"Credential does not match the URN");
	}
346 347 348 349 350 351 352 353 354 355 356 357 358 359 360 361 362 363 364 365 366 367 368 369 370 371 372 373 374
	#
	# Watch for a placeholder slice and update it.
	#
	if ($slice->isplaceholder()) {
	    if ($slice->Lock() != 0) {
		return GeniResponse->BusyResponse();
	    }
	    #
	    # Confirm that the slice certificate is the same.
	    #
	    if ($slice->cert() ne $credential->target_cert()->cert()) {
		$slice->UnLock();
		return GeniResponse->Create(GENIRESPONSE_FORBIDDEN, undef,
					    "Slice certificate mismatch");
	    }
	    my $user =
		GeniCM::CreateUserFromCertificate($credential->owner_cert());
	    if (!defined($user)) {
		$slice->UnLock();
		return GeniResponse->Create(GENIRESPONSE_ERROR, undef,
					    "Could not create user");
	    }
	    if ($slice->ConvertPlaceholder($user) != 0) {
		$slice->UnLock();
		return GeniResponse->Create(GENIRESPONSE_ERROR, undef,
					    "Could not convert placeholder");
	    }
	    $slice->UnLock();
	}
375 376 377 378 379
	if (defined($aggregate)) {
	    return GeniResponse->Create(GENIRESPONSE_REFUSED, undef,
					"Must delete existing slice first");
	}
    }
380
    my $rspec = GeniCM::GetTicketAux($credential,
381
				     $rspecstr, 0, $impotent, 1, 0, undef);
382 383 384
    return $rspec
	if (GeniResponse::IsResponse($rspec));

385 386 387 388
    # Make sure that the next phase sees all changes.
    Experiment->FlushAll();
    Node->FlushAll();

389
    my $response = GeniCM::SliverWorkAux($credential,
390
					 $rspec, $keys, 0, $impotent, 1, 0);
391

392 393 394 395 396 397 398
    if (GeniResponse::IsError($response)) {
	#
	# We have to make sure there is nothing left over since there
	# is no actual ticket, so the resources will not get cleaned
	# up by the daemon. This is mostly cause I am reaching into
	# the V1 code, and its messy.
	#
399
	my $slice = GeniSlice->Lookup($credential->target_urn());
400 401 402 403 404 405 406
	if ($slice->Lock() != 0) {
	    print STDERR "CreateSliver: Could not lock $slice before delete\n";
	    return $response;
	}
	if (defined($slice)) {
	    GeniCM::CleanupDeadSlice($slice, 1);
	}
407
	return $response;
408
    }
409 410
    my ($sliver_credential, $sliver_manifest) = @{ $response->{'value'} };
    
411 412 413
    #
    # Leave the slice intact on error, so we can go look at it. 
    #
414
    $slice = GeniSlice->Lookup($credential->target_urn());
415 416 417 418 419 420 421 422 423 424
    if (!defined($slice)) {
	print STDERR "CreateSliver: Could not find slice for $credential\n";
	return GeniResponse->Create(GENIRESPONSE_ERROR, undef,
				    "Internal Error");
    }
    if ($slice->Lock() != 0) {
	print STDERR "CreateSliver: Could not lock $slice before start\n";
	return GeniResponse->Create(GENIRESPONSE_ERROR, undef,
				    "Internal Error");
    }
425
    $aggregate = GeniAggregate->SliceAggregate($slice);
426 427 428 429 430
    if (!defined($aggregate)) {
	print STDERR "CreateSliver: Could not find aggregate for $slice\n";
	return GeniResponse->Create(GENIRESPONSE_ERROR, undef,
				    "Internal Error");
    }
431 432 433 434 435 436 437 438 439 440 441 442 443 444
    #
    # At this point we want to return and let the startsliver proceed
    # in the background
    #
    my $mypid = fork();
    if ($mypid) {
	# Let the child get going.
	sleep(1);
	return GeniResponse->Create(GENIRESPONSE_SUCCESS,
				    [$sliver_credential, $sliver_manifest]);
    }
    # This switches the file that we are writing to. 
    libaudit::AuditFork();
    
445 446 447 448
    # Make sure that the next phase sees all changes.
    Experiment->FlushAll();
    Node->FlushAll();

Leigh B. Stoller's avatar
Leigh B. Stoller committed
449
    if ($aggregate->Start($API_VERSION, 0) != 0) {
450
	$slice->UnLock();
451 452
	print STDERR "Could not start sliver\n";
	return -1;
453
    }
454
    $slice->UnLock();
455
    return 0;
456 457 458 459 460 461
}

#
# Delete a Sliver.
#
sub DeleteSliver($)
462 463 464 465 466 467 468 469 470 471 472 473 474 475 476 477 478 479 480 481 482 483 484 485 486 487 488 489 490 491 492 493 494 495 496
{
    my ($argref) = @_;
    my $sliver_urn   = $argref->{'sliver_urn'};
    my $credentials  = $argref->{'credentials'};
    my $impotent     = $argref->{'impotent'} || 0;

    if (! (defined($credentials) && defined($sliver_urn))) {
	return GeniResponse->MalformedArgsResponse("Missing arguments");
    }
    if (! GeniHRN::IsValid($sliver_urn)) {
	return GeniResponse->MalformedArgsResponse("Bad characters in URN");
    }
    my $credential = CheckCredentials($credentials);
    return $credential
	if (GeniResponse::IsResponse($credential));

    #
    # In this implementation, the user must provide a slice or sliver
    # credential
    #
    my ($slice, $aggregate) = Credential2SliceAggregate($credential);
    if (! (defined($slice) && defined($aggregate))) {
	return GeniResponse->Create(GENIRESPONSE_SEARCHFAILED, undef,
				    "Sliver does not exist");
    }
    if ($sliver_urn ne $aggregate->urn()) {
	return GeniResponse->Create(GENIRESPONSE_FORBIDDEN(), undef,
				    "Credential does not match the URN");
    }

    #
    # We need this below to sign the ticket.
    #
    my $authority = GeniCertificate->LoadFromFile($EMULAB_PEMFILE);
    if (!defined($authority)) {
497
	print STDERR " Could not load $EMULAB_PEMFILE\n";
498 499 500 501 502 503
	return GeniResponse->Create(GENIRESPONSE_ERROR);
	
    }
    #
    # We need the user to sign the new ticket to. 
    #
504
    my $user = GeniCM::CreateUserFromCertificate($credential->owner_cert());
505
    if (!defined($user)) {
506
	return GeniResponse->Create(GENIRESPONSE_ERROR);
507 508 509 510 511 512 513 514 515 516 517 518 519 520 521 522 523 524 525 526
    }
    
    my $response = GeniCM::DeleteSliverAux($credential, $impotent, 1);
    return $response
	if (GeniResponse::IsResponse($response));

    #
    # In the v2 API, return a new ticket for the resources
    # (which were not released). As with all tickets, it will
    # expire very quickly. 
    #
    #
    # Create a new ticket from the manifest.
    #
    my $manifest = $aggregate->GetManifest(0);
    if (!defined($manifest)) {
	print STDERR "No manifest found for $aggregate\n";
	$response = GeniResponse->Create(GENIRESPONSE_ERROR);
	goto bad;
    }
527 528
    my $ticket = GeniTicket->Create($authority, $user,
				    GeniXML::Serialize($manifest));
529 530 531 532 533
    if (!defined($ticket)) {
	print STDERR "Could not create new ticket for $slice\n";
	$response = GeniResponse->Create(GENIRESPONSE_ERROR);
	goto bad;
    }
534
    $ticket->SetSlice($slice);
535 536 537 538 539 540 541 542 543 544 545 546 547 548 549 550 551 552 553 554 555 556 557 558 559 560 561 562 563 564
    
    if ($ticket->Sign()) {
	$ticket->Delete();
	print STDERR "Could not sign new ticket $ticket\n";
	$response = GeniResponse->Create(GENIRESPONSE_ERROR);
	goto bad;
    }
    if ($ticket->Store()) {
	$ticket->Delete();
	print STDERR "Could not store new ticket $ticket\n";
	$response = GeniResponse->Create(GENIRESPONSE_ERROR);
	goto bad;
    }
    my $slice_uuid = $slice->uuid();
    DBQueryWarn("delete from geni_manifests ".
		"where slice_uuid='$slice_uuid'");
    $slice->UnLock();
    return GeniResponse->Create(GENIRESPONSE_SUCCESS, $ticket->asString());

  bad:
    if (GeniCM::CleanupDeadSlice($slice) != 0) {
	print STDERR "Could not cleanup slice\n";
    }
    return $response;
}

#
# Delete a Slice
#
sub DeleteSlice($)
565 566
{
    my ($argref) = @_;
567 568 569 570
    my $slice_urn    = $argref->{'slice_urn'};
    my $credentials  = $argref->{'credentials'};
    my $impotent     = $argref->{'impotent'} || 0;

571
    if (! (defined($credentials) && defined($slice_urn))) {
572 573
	return GeniResponse->MalformedArgsResponse("Missing arguments");
    }
574 575 576
    if (! GeniHRN::IsValid($slice_urn)) {
	return GeniResponse->MalformedArgsResponse("Bad characters in URN");
    }
577 578 579
    my $credential = CheckCredentials($credentials);
    return $credential
	if (GeniResponse::IsResponse($credential));
580

581 582 583 584 585 586 587 588 589 590 591 592 593 594 595
    #
    # In this implementation, the user must provide a slice credential.
    #
    my ($slice, $aggregate) = Credential2SliceAggregate($credential);
    if (! defined($slice)) {
	return GeniResponse->Create(GENIRESPONSE_SEARCHFAILED, undef,
				    "No such slice here");
    }
    if ($slice_urn ne $slice->urn()) {
	return GeniResponse->Create(GENIRESPONSE_FORBIDDEN(), undef,
				    "Credential does not match the URN");
    }
    if ($slice->Lock() != 0) {
	return GeniResponse->BusyResponse();
    }
Leigh B. Stoller's avatar
Leigh B. Stoller committed
596
    if (GeniCM::CleanupDeadSlice($slice, 1) != 0) {
597 598 599 600
	return GeniResponse->Create(GENIRESPONSE_ERROR, undef,
				    "Could not cleanup slice");
    }
    return GeniResponse->Create(GENIRESPONSE_SUCCESS);
601 602 603 604 605 606 607 608
}

#
# Get a Sliver (credential)
#
sub GetSliver($)
{
    my ($argref) = @_;
609 610
    my $slice_urn    = $argref->{'slice_urn'};
    my $credentials  = $argref->{'credentials'};
611

612
    if (! (defined($credentials) && defined($slice_urn))) {
613 614
	return GeniResponse->MalformedArgsResponse("Missing arguments");
    }
615 616 617
    if (! GeniHRN::IsValid($slice_urn)) {
	return GeniResponse->MalformedArgsResponse("Bad characters in URN");
    }
618 619 620 621
    my $credential = CheckCredentials($credentials);
    return $credential
	if (GeniResponse::IsResponse($credential));

622 623 624 625 626 627 628 629 630 631 632 633
    #
    # In this implementation, the user must provide a slice credential.
    #
    my ($slice, $aggregate) = Credential2SliceAggregate($credential);
    if (! (defined($slice) && defined($aggregate))) {
	return GeniResponse->Create(GENIRESPONSE_BADARGS, undef,
				    "No slice or aggregate here");
    }
    if ($slice_urn ne $slice->urn()) {
	return GeniResponse->Create(GENIRESPONSE_FORBIDDEN(), undef,
				    "Credential does not match the URN");
    }
634
    return GeniCM::GetSliverAux($credential);
635 636 637
}

#
638
# Start a sliver (not sure what this means yet, so reboot for now).
639
#
640
sub StartSliver($)
641 642
{
    my ($argref) = @_;
643
    my $slice_urn    = $argref->{'slice_urn'};
644
    my $sliver_urns  = $argref->{'sliver_urns'} || $argref->{'component_urns'};
645
    my $credentials  = $argref->{'credentials'};
646
    my $manifest     = $argref->{'manifest'};
Leigh B. Stoller's avatar
Leigh B. Stoller committed
647
    
648 649
    return SliverAction("start",
			$slice_urn, $sliver_urns, $credentials, $manifest);
Leigh B. Stoller's avatar
Leigh B. Stoller committed
650 651 652 653 654 655
}

sub StopSliver($)
{
    my ($argref) = @_;
    my $slice_urn    = $argref->{'slice_urn'};
656
    my $sliver_urns  = $argref->{'sliver_urns'} || $argref->{'component_urns'};
Leigh B. Stoller's avatar
Leigh B. Stoller committed
657 658
    my $credentials  = $argref->{'credentials'};

659 660
    return SliverAction("stop",
			$slice_urn, $sliver_urns, $credentials, undef);
Leigh B. Stoller's avatar
Leigh B. Stoller committed
661 662 663 664 665 666
}

sub RestartSliver($)
{
    my ($argref) = @_;
    my $slice_urn    = $argref->{'slice_urn'};
667
    my $sliver_urns  = $argref->{'sliver_urns'} || $argref->{'component_urns'};
Leigh B. Stoller's avatar
Leigh B. Stoller committed
668
    my $credentials  = $argref->{'credentials'};
669
    my $manifest     = $argref->{'manifest'};
Leigh B. Stoller's avatar
Leigh B. Stoller committed
670

671 672
    return SliverAction("restart",
			$slice_urn, $sliver_urns, $credentials, $manifest);
Leigh B. Stoller's avatar
Leigh B. Stoller committed
673
}
674

675
sub SliverAction($$$$$)
Leigh B. Stoller's avatar
Leigh B. Stoller committed
676
{
677
    my ($action, $slice_urn, $sliver_urns, $credentials, $manifest) = @_;
678
    my $response;
679

680 681
    if (! (defined($credentials) &&
	   (defined($slice_urn) || defined($sliver_urns)))) {
682 683 684 685 686 687 688 689 690 691 692
	return GeniResponse->MalformedArgsResponse("Missing arguments");
    }
    my $credential = CheckCredentials($credentials);
    return $credential
	if (GeniResponse::IsResponse($credential));

    $credential->HasPrivilege( "pi" ) or
	$credential->HasPrivilege( "info" ) or
	return GeniResponse->Create(GENIRESPONSE_FORBIDDEN, undef,
				    "Insufficient privilege");

693 694 695 696 697 698 699 700 701
    if (defined($manifest)) {
	$manifest = GeniXML::Parse($manifest);
	if (!defined($manifest)) {
	    print STDERR "Error reading manifest\n";
	    return GeniResponse->Create(GENIRESPONSE_BADARGS, undef,
					"Bad manifest");
	}
    }
    
702 703 704
    #
    # For now, only allow top level aggregate or the slice
    #
705
    my ($slice, $aggregate) = Credential2SliceAggregate($credential);
Srikanth's avatar
Srikanth committed
706

707 708 709 710 711
    if ( (!defined($slice)) && 
          ($credential->target_urn() =~ /\+authority\+cm$/)) {
          # administrative credentials are presented.
          my $cm_urn = GeniHRN::Generate($OURDOMAIN, "authority", "cm");
          if ($cm_urn != $credential->target_urn()) {
Srikanth's avatar
Srikanth committed
712
            return GeniResponse->Create(GENIRESPONSE_FORBIDDEN(), undef,
713 714 715 716
                      "Credential target does not match CM URN");
          }

      if (!defined($slice_urn)) {
Srikanth's avatar
Srikanth committed
717 718
          return GeniResponse->MalformedArgsResponse("Missing arguments");
      }       
719 720 721 722 723 724 725 726
      $slice = GeniSlice->Lookup($slice_urn);
      return GeniResponse->Create(GENIRESPONSE_ERROR, undef, 
                "No Slice with urn $slice_urn here")
          if (!defined($slice));
      $aggregate = GeniAggregate->SliceAggregate($slice);
      return GeniResponse->Create(GENIRESPONSE_ERROR, undef, 
                      "No Aggregate here")
          if (!defined($aggregate));
Srikanth's avatar
Srikanth committed
727
    } 
728

729 730 731 732 733 734
    if (! (defined($slice) && defined($aggregate))) {
	return GeniResponse->Create(GENIRESPONSE_BADARGS, undef,
				    "No slice or aggregate here");
    }
    if (defined($slice_urn)) {
	if (! GeniHRN::IsValid($slice_urn)) {
Leigh B. Stoller's avatar
Leigh B. Stoller committed
735 736
	    return
		GeniResponse->MalformedArgsResponse("Bad characters in URN");
737
	}
738 739 740
	if ($slice_urn ne $slice->urn()) {
	    return GeniResponse->Create(GENIRESPONSE_FORBIDDEN(), undef,
					"Credential does not match the URN");
741
	}
742 743 744 745 746 747 748 749 750 751 752 753 754 755 756 757 758 759
    }
    if ($slice->Lock() != 0) {
	return GeniResponse->BusyResponse();
    }
    # Shutdown slices get nothing.
    if ($slice->shutdown()) {
	$slice->UnLock();
	return GeniResponse->Create(GENIRESPONSE_FORBIDDEN, undef,
				    "Slice has been shutdown");
    }
    if ($aggregate->ComputeState()) {
	$slice->UnLock();
	print STDERR "Could not determine current state\n";
	return GeniResponse->Create(GENIRESPONSE_ERROR);
    }
    my $CheckState = sub {
	my ($object, $action) = @_;

Leigh B. Stoller's avatar
Leigh B. Stoller committed
760
	if ($action eq "start") {
761 762
	    if ($object->state() ne "stopped" && $object->state() ne "new"
		&& $object->state() ne "mixed") {
Leigh B. Stoller's avatar
Leigh B. Stoller committed
763 764 765 766 767
		return GeniResponse->Create(GENIRESPONSE_REFUSED, undef,
					    "Sliver is not stopped (yet)");
	    }
	}
	elsif ($action eq "stop") {
768
	    if ($object->state() ne "started" && $object->state() ne "mixed") {
Leigh B. Stoller's avatar
Leigh B. Stoller committed
769 770 771 772 773
		return GeniResponse->Create(GENIRESPONSE_REFUSED, undef,
					    "Sliver is not started (yet)");
	    }
	}
	elsif ($action eq "restart") {
774
	    if ($object->state() ne "started" && $object->state() ne "mixed") {
Leigh B. Stoller's avatar
Leigh B. Stoller committed
775 776 777
		return GeniResponse->Create(GENIRESPONSE_REFUSED, undef,
					    "Sliver is not started (yet)");
	    }
778 779 780 781 782 783
	}
	return 0;
    };
    my $PerformAction = sub {
	my ($object, $action) = @_;

784 785
	my $exitval = 0;

786
	if ($action eq "start") {
787
	    $exitval = $object->Start($API_VERSION, 0);
788
	}
789
	elsif ($action eq "stop") {
790
	    $exitval = $object->Stop($API_VERSION);
791 792
	}
	elsif ($action eq "restart") {
793
	    $exitval = $object->Start($API_VERSION, 1);
794
	}
795 796 797 798
	return GeniResponse->Create(GENIRESPONSE_ERROR, 
				    "Could not $action sliver")
	    if ($exitval);
	
799 800 801 802 803 804 805 806
	return 0;
    };

    if (defined($slice_urn)) {
	$response = &$CheckState($aggregate, $action);
	goto bad
	    if (GeniResponse::IsResponse($response));
	    
807 808 809 810 811 812 813 814 815
	if ($action eq "start" && defined($manifest)) {
	    if ($aggregate->ProcessManifest($manifest)) {
		$response = GeniResponse->Create(GENIRESPONSE_ERROR,
						 undef,
						 "Error processing manifest");
		goto bad;
	    }
	}
	
816 817 818 819
	$response = &$PerformAction($aggregate, $action);
	goto bad
	    if (GeniResponse::IsResponse($response));

820
	if ($action eq "start" || $action eq "restart") {
821
	    # GeniCM::UpdateManifest($slice);
822
	}
823 824
	$slice->UnLock();
	return GeniResponse->Create(GENIRESPONSE_SUCCESS);
825
    }
Leigh B. Stoller's avatar
Leigh B. Stoller committed
826
    else {
827
	my @slivers = ();
Leigh B. Stoller's avatar
Leigh B. Stoller committed
828

829 830 831 832 833
	#
	# Sanity check all arguments before doing anything.
	#
	foreach my $urn (@{ $sliver_urns }) {
	    my $sliver = GeniSliver->Lookup($urn);
Leigh B. Stoller's avatar
Leigh B. Stoller committed
834 835 836 837 838 839
	    if (!defined($sliver)) {
		$response = GeniResponse->Create(GENIRESPONSE_SEARCHFAILED,
						 undef,
						 "Nothing here by that name");
		goto bad;
	    }
840 841 842 843 844 845 846 847
	    
	    $response = &$CheckState($sliver, $action);
	    goto bad
		if (GeniResponse::IsResponse($response));

	    push(@slivers, $sliver);
	}
	foreach my $sliver (@slivers) {
848 849 850 851 852 853 854 855
	    if ($action eq "start" && defined($manifest)) {
		if ($sliver->ProcessManifest($manifest)) {
		    $response = GeniResponse->Create(GENIRESPONSE_ERROR,
				     undef,
				     "Error processing manifest for $sliver");
		    goto bad;
		}
	    }
856 857 858 859 860 861
	    $response = &$PerformAction($sliver, $action);
	    goto bad
		if (GeniResponse::IsResponse($response));
	}
	$slice->UnLock();
	return GeniResponse->Create(GENIRESPONSE_SUCCESS);
Leigh B. Stoller's avatar
Leigh B. Stoller committed
862
    }
863 864 865
  bad:
    $slice->UnLock();
    return $response;
866 867 868 869 870 871 872 873 874 875 876 877 878 879 880 881 882 883 884 885 886 887 888 889 890 891 892 893 894 895 896
}

#
# Get sliver status
#
sub SliverStatus($)
{
    my ($argref) = @_;
    my $slice_urn    = $argref->{'slice_urn'};
    my $credentials  = $argref->{'credentials'};

    if (! (defined($credentials) && defined($slice_urn))) {
	return GeniResponse->MalformedArgsResponse("Missing arguments");
    }
    if (! GeniHRN::IsValid($slice_urn)) {
	return GeniResponse->MalformedArgsResponse("Bad characters in URN");
    }
    my $credential = CheckCredentials($credentials);
    return $credential
	if (GeniResponse::IsResponse($credential));

    $credential->HasPrivilege( "pi" ) or
	$credential->HasPrivilege( "info" ) or
	return GeniResponse->Create(GENIRESPONSE_FORBIDDEN, undef,
				    "Insufficient privilege");

    #
    # For now, only allow top level aggregate or the slice
    #
    my ($slice, $aggregate) = Credential2SliceAggregate($credential);
    if (! (defined($slice) && defined($aggregate))) {
897
	return GeniResponse->Create(GENIRESPONSE_SEARCHFAILED, undef,
898 899 900 901 902
				    "No slice or aggregate here");
    }
    if ($slice_urn ne $slice->urn()) {
	return GeniResponse->Create(GENIRESPONSE_FORBIDDEN(), undef,
				    "Credential does not match the URN");
903 904 905 906
    }
    if ($slice->Lock() != 0) {
	return GeniResponse->BusyResponse();
    }
Leigh B. Stoller's avatar
Leigh B. Stoller committed
907 908 909 910 911
    if ($aggregate->ComputeState()) {
	print STDERR "SliverStatus: Could not compute state for $aggregate\n";
	$slice->UnLock();
	return GeniResponse->Create(GENIRESPONSE_ERROR);
    }
912 913 914 915 916 917 918 919 920 921 922

    #
    # Grab all the slivers for this slice, and then
    # look for just the nodes.
    #
    my @slivers    = ();
    if ($aggregate->SliverList(\@slivers) != 0) {
	print STDERR "SliverStatus: Could not get slivers for $aggregate\n";
	$slice->UnLock();
	return GeniResponse->Create(GENIRESPONSE_ERROR);
    }
Leigh B. Stoller's avatar
Leigh B. Stoller committed
923 924 925

    my $blob = {
	"state"   => $aggregate->state(),
Leigh B. Stoller's avatar
Leigh B. Stoller committed
926
	"status"  => $aggregate->status(),
Leigh B. Stoller's avatar
Leigh B. Stoller committed
927 928 929
	"details" => {},
    };
    
930 931 932 933 934
    foreach my $sliver (@slivers) {
	next
	    if ($sliver->isa("GeniAggregate"));
	next
	    if ($sliver->resource_type() ne "Node");
935

936 937
	my $sliver_urn    = $sliver->sliver_urn();
	my $component_urn = $sliver->component_urn();
Leigh B. Stoller's avatar
Leigh B. Stoller committed
938 939 940
	my $state         = $sliver->state();
	my $status        = $sliver->status();
	my $error         = "";
941

942 943 944 945
	# New is the same as stopped. Separate state is handy.
	$state = "stopped"
	    if ($state eq "new");

Leigh B. Stoller's avatar
Leigh B. Stoller committed
946 947
	if ($status eq "failed") {
	    $error = $sliver->ErrorLog();
948
	}
949 950
	$blob->{'details'}->{$sliver_urn} = {
	    "component_urn" => $component_urn,
951 952 953 954 955 956 957
	    "state"  => $state,
	    "status" => $status,
	    "error"  => $error,
	};
    }
    $slice->UnLock();
    return GeniResponse->Create(GENIRESPONSE_SUCCESS, $blob);
958 959 960 961 962 963 964 965
}

#
# Shutdown sliver
#
sub Shutdown($)
{
    my ($argref) = @_;
966 967 968
    my $slice_urn    = $argref->{'slice_urn'};
    my $clear        = $argref->{'clear'} || 0;
    my $credentials  = $argref->{'credentials'};
969
    require libtestbed;
970

971
    if (! (defined($credentials) && defined($slice_urn))) {
972 973 974 975 976
	return GeniResponse->MalformedArgsResponse("Missing arguments");
    }
    my $credential = CheckCredentials($credentials);
    return $credential
	if (GeniResponse::IsResponse($credential));
977

978 979 980 981 982 983 984 985 986 987 988 989 990 991 992 993 994 995 996 997 998 999 1000 1001 1002 1003 1004 1005 1006 1007 1008 1009 1010 1011 1012 1013 1014 1015 1016 1017 1018 1019 1020 1021 1022 1023 1024 1025 1026 1027 1028
    $credential->HasPrivilege( "pi" ) or
	$credential->HasPrivilege( "instantiate" ) or
	$credential->HasPrivilege( "control" ) or
	return GeniResponse->Create( GENIRESPONSE_FORBIDDEN, undef,
				     "Insufficient privilege" );

    #
    # The clearinghouse generates a different credential to do this.
    #
    if ($slice_urn ne $credential->target_urn()) {
	my $certificate = GeniCertificate->LoadFromFile($GENICH_PEMFILE);
	if (!defined($certificate)) {
	    print STDERR "Could not load certificate from $GENICH_PEMFILE\n";
	    return GeniResponse->Create(GENIRESPONSE_ERROR);
	}

	# The caller has to match the clearinghouse.
	if ($credential->owner_urn() ne $certificate->urn()) {
	    return GeniResponse->Create(GENIRESPONSE_FORBIDDEN, undef,
					"Insufficient privilege");
	}
    }

    #
    # No slice here? Done.
    #
    my $slice = GeniSlice->Lookup($slice_urn);
    if (!defined($slice)) {
	return GeniResponse->Create(GENIRESPONSE_SUCCESS);
    }
    #
    # Do not worry about locking when setting the shutdown time.
    # This can lead to race though, if a clear shutdown comes in first.
    # Seems unlikely though. 
    #
    if (!$clear) {
	# Do not overwrite original shutdown time
	$slice->SetShutdown(1)
	    if (!defined($slice->shutdown()) || $slice->shutdown() eq "");
    }
    else {
	$slice->SetShutdown(0);
    }
    # Always make sure the slice is shutdown.
    if ($slice->shutdown()) {
	# The expire daemon is going to look for this, so it will get
	# taken care of shortly.
	if ($slice->Lock() != 0) {
	    return GeniResponse->BusyResponse();
	}
	if (GeniCM::CleanupDeadSlice($slice, 0) != 0) {
1029 1030
	    libtestbed::SENDMAIL($TBOPS, "Emergency Shutdown failed",
				 "Emergency shutdown failed on $slice\n");
1031 1032 1033 1034 1035 1036 1037
	    print STDERR "Could not shutdown $slice!\n";
	    # Lets call this a non-error since the local admin person
	    # is going to have to deal with it anyway. 
	}
	$slice->UnLock();
    }
    return GeniResponse->Create(GENIRESPONSE_SUCCESS);
1038 1039 1040
}

#
1041
# Renew a slice
1042
#
1043
sub RenewSlice($)
1044 1045
{
    my ($argref) = @_;
1046
    my $slice_urn    = $argref->{'slice_urn'};
1047
    my $valid_until  = $argref->{'valid_until'} || $argref->{'expiration'};
1048 1049
    my $credentials  = $argref->{'credentials'};

Leigh B. Stoller's avatar
Leigh B. Stoller committed
1050
    if (! (defined($credentials) && defined($slice_urn))) {
1051 1052
	return GeniResponse->MalformedArgsResponse("Missing arguments");
    }
1053 1054 1055
    if (! GeniHRN::IsValid($slice_urn)) {
	return GeniResponse->MalformedArgsResponse("Bad characters in URN");
    }
1056 1057 1058 1059
    my $credential = CheckCredentials($credentials);
    return $credential
	if (GeniResponse::IsResponse($credential));

1060 1061 1062 1063 1064 1065 1066 1067 1068 1069 1070 1071
    #
    # In this implementation, the user must provide a slice credential.
    #
    my ($slice, $aggregate) = Credential2SliceAggregate($credential);
    if (! (defined($slice) && defined($aggregate))) {
	return GeniResponse->Create(GENIRESPONSE_BADARGS, undef,
				    "No slice or aggregate here");
    }
    if ($slice_urn ne $slice->urn()) {
	return GeniResponse->Create(GENIRESPONSE_FORBIDDEN(), undef,
				    "Credential does not match the URN");
    }
1072 1073
    my $credential_objects = [];
    foreach my $credstr (@$credentials) {
1074 1075 1076
        my $cred = CheckCredential($credstr);
        push(@$credential_objects, $cred) 
            if(!GeniResponse::IsResponse($cred));
1077 1078
    }
    return GeniCM::RenewSliverAux($credential_objects, $valid_until);
1079 1080
}

1081 1082 1083 1084 1085 1086 1087 1088 1089 1090 1091 1092 1093 1094 1095 1096 1097 1098 1099 1100 1101 1102 1103 1104 1105 1106 1107 1108 1109 1110 1111 1112
#
# Get a Ticket.
#
sub GetTicket($)
{
    my ($argref) = @_;
    my $slice_urn    = $argref->{'slice_urn'};
    my $rspecstr     = $argref->{'rspec'};
    my $credentials  = $argref->{'credentials'};
    my $impotent     = $argref->{'impotent'} || 0;

    if (! (defined($credentials) &&
	   defined($slice_urn) && defined($rspecstr))) {
	return GeniResponse->MalformedArgsResponse("Missing arguments");
    }
    if (! ($rspecstr =~ /^[\040-\176\012\015\011]+$/)) {
	return GeniResponse->MalformedArgsResponse("Bad characters in rspec");
    }
    my $credential = CheckCredentials($credentials);
    return $credential
	if (GeniResponse::IsResponse($credential));

    #
    # This implementation requires a slice credential, and it must
    # match the slice_urn.
    #
    my ($slice, $aggregate) = Credential2SliceAggregate($credential);
    if (defined($slice)) {
	if ($slice_urn ne $slice->urn()) {
	    return GeniResponse->Create(GENIRESPONSE_FORBIDDEN(), undef,
					"Credential does not match the URN");
	}
1113 1114 1115 1116 1117 1118 1119 1120 1121 1122 1123 1124 1125 1126 1127 1128 1129 1130 1131 1132 1133 1134 1135 1136 1137 1138 1139 1140 1141