GeniCMV2.pm.in 76.7 KB
Newer Older
1
2
#!/usr/bin/perl -wT
#
3
# Copyright (c) 2008-2013 University of Utah and the Flux Group.
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
# 
# {{{GENIPUBLIC-LICENSE
# 
# GENI Public License
# 
# Permission is hereby granted, free of charge, to any person obtaining
# a copy of this software and/or hardware specification (the "Work") to
# deal in the Work without restriction, including without limitation the
# rights to use, copy, modify, merge, publish, distribute, sublicense,
# and/or sell copies of the Work, and to permit persons to whom the Work
# is furnished to do so, subject to the following conditions:
# 
# The above copyright notice and this permission notice shall be
# included in all copies or substantial portions of the Work.
# 
# THE WORK IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
# OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
# MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
# NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
# HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
# WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
# OUT OF OR IN CONNECTION WITH THE WORK OR THE USE OR OTHER DEALINGS
# IN THE WORK.
# 
# }}}
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
#
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 GeniDB;
use GeniResponse;
use GeniTicket;
use GeniCredential;
use GeniCertificate;
49
use GeniComponent;
50
51
52
53
use GeniSlice;
use GeniAggregate;
use GeniSliver;
use GeniUtil;
54
use GeniCM;
55
use GeniHRN;
56
use GeniXML;
57
58
59
60
61
62
63
64
use emutil;
use English;
use Data::Dumper;
use XML::Simple;
use Date::Parse;
use POSIX qw(strftime tmpnam);
use Time::Local;
use Compress::Zlib;
65
use File::Temp qw(tempfile);
66
use MIME::Base64;
67
use Errno;
68
69
70
71
72
73
74
75
76

# Configure variables
my $TB		   = "@prefix@";
my $TBOPS          = "@TBOPSEMAIL@";
my $TBAPPROVAL     = "@TBAPPROVALEMAIL@";
my $TBAUDIT   	   = "@TBAUDITEMAIL@";
my $BOSSNODE       = "@BOSSNODE@";
my $OURDOMAIN      = "@OURDOMAIN@";
my $PGENIDOMAIN    = "@PROTOGENI_DOMAIN@";
77
my $ELABINELAB     = "@ELABINELAB@";
78
my $TBBASE         = "@TBBASE@";
79
80
81
82
my $CREATEEXPT     = "$TB/bin/batchexp";
my $ENDEXPT        = "$TB/bin/endexp";
my $NALLOC	   = "$TB/bin/nalloc";
my $NFREE	   = "$TB/bin/nfree";
83
my $TEVC	   = "$TB/bin/tevc";
84
85
86
87
88
89
90
91
92
93
94
95
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";
96
97
my $CLONEIMAGE     = "$TB/sbin/clone_image";
my $CREATEIMAGE    = "$TB/bin/create_image";
98
my $DELETEIMAGE    = "$TB/sbin/delete_image";
99
my $XMLLINT	   = "/usr/local/bin/xmllint";
100
101
my $PRERENDER      = "$TB/libexec/vis/prerender";
my $EMULAB_PEMFILE = "@prefix@/etc/genicm.pem";
102
103
# Just one of these, at Utah.
my $GENICH_PEMFILE = "@prefix@/etc/genich.pem";
104
my $API_VERSION    = 2;
105
106
107
108
109
110
111
112

#
# 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()
{
113
114
    my @input_rspec_versions = ( "0.1", "0.2", "2", "3", "PG 0.1", "PG 0.2", "PG 2" );
    my @ad_rspec_versions = ( "0.1", "0.2", "2", "3", "PG 0.1", "PG 0.2", "PG 2" );
Gary Wong's avatar
Gary Wong committed
115
116
117
    my $blob = {
	"api" => $API_VERSION,
	"level" => 1,
118
	"input_rspec" => \@input_rspec_versions,
119
	"output_rspec" => "2",
120
	"ad_rspec" => \@ad_rspec_versions
Gary Wong's avatar
Gary Wong committed
121
    };
122
    return GeniResponse->Create(GENIRESPONSE_SUCCESS, $blob);
123
124
125
126
127
128
129
130
}

#
# Respond to a Resolve request. 
#
sub Resolve($)
{
    my ($argref) = @_;
131
132
    my $credentials = $argref->{'credentials'};
    my $urn         = $argref->{'urn'};
133
    my $admin       = 0;
134
    my $isauth	    = 0;
135

136
137
138
139
140
141
142
143
144
145
    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));

146
147
148
    my ($object, $type) = LookupURN($urn);
    return $object
	if (GeniResponse::IsResponse($object));
149
150
151
152

    #
    # This is a convenience for testing. If a local user and that
    # user is an admin person, then do whatever it says. This is
153
154
    # easier then trying to do this with credential privs. But,
    # watch for credentials from authorities instead of users.
155
    #
156
157
    my (undef,$callertype,$callerid) = GeniHRN::Parse($credential->owner_urn());
    if ($callertype eq "user") {
158
	my $user = GeniCM::CreateUserFromCertificate($credential);
159
160
	if (!GeniResponse::IsResponse($user) &&
	    $user->IsLocal() && $user->admin()) {
161
162
163
	    $admin = 1;
	}
    }
164
165
    elsif ($callertype eq "authority" &&
	   ($callerid eq "cm" || $callerid eq "sa")) {
166
	$isauth = 1;
167
    }
168
169
    
    if ($type eq "node") {
170
	my $node  = $object;
171
172
173
174
175
	# Not sure about this, but I do know that Resolving a virtnode
	# is not useful right now. 
	if ($node->isvirtnode()) {
	    $node = Node->Lookup($node->phys_nodeid());
	}
176
	my $rspec = GeniCM::GetAdvertisement(0, $node->node_id(), "0.1", undef);
177
	if (! defined($rspec)) {
178
	    print STDERR "Could not get advertisement for $node!\n";
179
	    return GeniResponse->Create(GENIRESPONSE_ERROR, undef,
180
					"Error getting advertisement");
181
	}
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
	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");
	    }
	}
218
	# Return a blob.
219
	my $blob = { "hrn"          => $myhrn,
220
221
		     "uuid"         => $node->uuid(),
		     "role"	    => $node->role(),
222
223
		     "hostname"     =>
			 GeniUtil::FindHostname($node->node_id()),
224
225
		     "physctrl"     => 
			 Interface->LookupControl($node->phys_nodeid())->IP(),
226
227
228
229
		     "urn"          => $myurn,
		     "rspec"        => $rspec,
		     "url"          => $me->url(),
		     "gid"          => $component->cert(),
230
231
232
233
		   };

	return GeniResponse->Create(GENIRESPONSE_SUCCESS, $blob);
    }
Leigh B. Stoller's avatar
Leigh B. Stoller committed
234
    if ($type eq "slice") {
235
236
	my $slice = $object;

Leigh B. Stoller's avatar
Leigh B. Stoller committed
237
238
239
240
	#
	# In this implementation, the caller must hold a valid slice
	# credential for the slice being looked up. 
	#
241
242
	if (! ($isauth || $admin ||
	       $slice->urn() eq $credential->target_urn())) {
243
244
	    return GeniResponse->Create(GENIRESPONSE_FORBIDDEN(), undef,
					"No permission to resolve $slice\n");
Leigh B. Stoller's avatar
Leigh B. Stoller committed
245
246
247
248
249
250
	}
	# Return a blob.
	my $blob = { "urn"          => $urn };

	my $aggregate = GeniAggregate->SliceAggregate($slice);
	if (defined($aggregate)) {
251
	    $blob->{'sliver_urn'} = $aggregate->urn();
252
253
254
255
	    my $manifest = $aggregate->GetManifest(1);
	    if (defined($manifest)) {
		$blob->{'manifest'}   = $manifest;
	    }
256
257
258
259
260
261
262
263
264
265
266
	    # For key bindings.
	    my $slice_experiment = $slice->GetExperiment();
	    if (!defined($slice_experiment)) {
		print STDERR "*** No Experiment for $slice\n";
	    }
	    else {
		my $bindings;
		if ($slice_experiment->NonLocalUsers(\$bindings)) {
		    print STDERR "*** No bindings for $slice_experiment\n";
		}
		elsif (@{ $bindings }) {
267
		    $blob->{'users'} = $bindings;
268
269
		}
	    }
Leigh B. Stoller's avatar
Leigh B. Stoller committed
270
271
272
	}
	my $ticket = GeniTicket->SliceTicket($slice);
	if (defined($ticket)) {
273
	    $blob->{'ticket_urn'} = $ticket->urn();
Leigh B. Stoller's avatar
Leigh B. Stoller committed
274
275
276
277
	}
	return GeniResponse->Create(GENIRESPONSE_SUCCESS, $blob);
    }
    if ($type eq "sliver") {
278
	my $sliver = $object;
279
280
281
	my $slice  = $sliver->GetSlice();
	return GeniResponse->Create(GENIRESPONSE_ERROR)
	    if (!defined($slice));
282

Leigh B. Stoller's avatar
Leigh B. Stoller committed
283
284
285
286
	#
	# In this implementation, the caller must hold a valid slice
	# or sliver credential for the slice being looked up. 
	#
287
	if (! ($admin || $isauth ||
288
	       $sliver->urn() eq $credential->target_urn() ||
289
290
291
292
293
	       $slice->urn() eq $credential->target_urn())) {
	    print STDERR $sliver->urn() . "\n";
	    print STDERR $slice->urn() . "\n";
	    print STDERR $credential->target_urn() . "\n";
	    print STDERR $ENV{'MYURN'} . "\n";
Leigh B. Stoller's avatar
Leigh B. Stoller committed
294
295
	    return GeniResponse->Create(GENIRESPONSE_FORBIDDEN);
	}
296
297
	my $manifest = $sliver->GetManifest(1);
	if (!defined($manifest)) {
Leigh B. Stoller's avatar
Leigh B. Stoller committed
298
299
300
301
302
303
	    return GeniResponse->Create(GENIRESPONSE_ERROR);
	}
	# Return a blob.
	my $blob = { "urn"          => $urn,
		     "manifest"     => $manifest,
		 };
304
305
306
307
308
309
310
311
312
313
314
	# For key bindings.
	my $slice_experiment = $slice->GetExperiment();
	if (!defined($slice_experiment)) {
	    print STDERR "*** No Experiment for $slice\n";
	}
	else {
	    my $bindings;
	    if ($slice_experiment->NonLocalUsers(\$bindings)) {
		print STDERR "*** No bindings for $slice_experiment\n";
	    }
	    elsif (@{ $bindings }) {
315
		$blob->{'users'} = $bindings;
316
317
	    }
	}
Leigh B. Stoller's avatar
Leigh B. Stoller committed
318
319
320
	return GeniResponse->Create(GENIRESPONSE_SUCCESS, $blob);
    }
    if ($type eq "ticket") {
321
322
	my $ticket = $object;

Leigh B. Stoller's avatar
Leigh B. Stoller committed
323
324
325
326
	#
	# In this implementation, the caller must hold a valid slice
	# or sliver credential to get the ticket.
	#
327
	my $slice = GeniSlice->Lookup($ticket->slice_urn());
Leigh B. Stoller's avatar
Leigh B. Stoller committed
328
329
330
331
	if (!defined($slice)) {
	    print STDERR "Could not find slice for $ticket\n";
	    return GeniResponse->Create(GENIRESPONSE_ERROR);
	}
332
	if (! ($admin || $slice->urn() eq $credential->target_urn())) {
Leigh B. Stoller's avatar
Leigh B. Stoller committed
333
334
335
336
337
	    #
	    # See if its the sliver credential. 
	    #
	    my $aggregate = GeniAggregate->SliceAggregate($slice);
	    if (!defined($aggregate) ||
338
		$aggregate->urn() ne $credential->target_urn()) {
Leigh B. Stoller's avatar
Leigh B. Stoller committed
339
340
341
342
343
		return GeniResponse->Create(GENIRESPONSE_FORBIDDEN());
	    }
	}
	return GeniResponse->Create(GENIRESPONSE_SUCCESS, $ticket->asString());
    }
344
345
    return GeniResponse->Create(GENIRESPONSE_UNSUPPORTED, undef,
				"Cannot resolve $type at this authority");
346
347
348
349
350
351
352
353
}

#
# Discover resources on this component, returning a resource availablity spec
#
sub DiscoverResources($)
{
    my ($argref) = @_;
354
355
356
    my $credentials = $argref->{'credentials'};
    my $available   = $argref->{'available'} || 0;
    my $compress    = $argref->{'compress'} || 0;
357
    my $version     = $argref->{'rspec_version'} || undef;
358
359
360
361
362
363
364

    if (! (defined($credentials))) {
	return GeniResponse->MalformedArgsResponse("Missing arguments");
    }
    my $credential = CheckCredentials($credentials);
    return $credential
	if (GeniResponse::IsResponse($credential));
365

366
367
    my $credential_objects = [];
    foreach my $credstr (@$credentials) {
368
369
370
        my $cred = CheckCredential($credstr);
        push(@$credential_objects, $cred) 
            if(!GeniResponse::IsResponse($cred));
371
372
    }
    return GeniCM::DiscoverResourcesAux($available, $compress,
373
        $version, $credential_objects);
374
375
376
377
378
379
380
381
}

#
# Create a Sliver.
#
sub CreateSliver($)
{
    my ($argref) = @_;
382
383
384
385
386
    my $slice_urn    = $argref->{'slice_urn'};
    my $rspecstr     = $argref->{'rspec'};
    my $credentials  = $argref->{'credentials'};
    my $keys         = $argref->{'keys'};
    my $impotent     = $argref->{'impotent'} || 0;
387
388
    require Node;
    require Experiment;
389
390
    require libtestbed;
    require libaudit;
391

392
    # For now, I am not worrying about the slice_urn argument.
393
394
    if (! (defined($credentials) &&
	   defined($slice_urn) && defined($rspecstr))) {
395
396
	return GeniResponse->MalformedArgsResponse("Missing arguments");
    }
397
398
399
400
401
402
    if (! ($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");
    }
403
404
405
    my $credential = CheckCredentials($credentials);
    return $credential
	if (GeniResponse::IsResponse($credential));
406

407
408
    main::AddLogfileMetaData("slice_urn", $slice_urn);
    
409
410
411
412
413
414
415
    #
    # 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)) {
416
417
418
	return $slice
	    if (GeniResponse::IsResponse($slice));

419
420
421
422
	if ($slice_urn ne $slice->urn()) {
	    return GeniResponse->Create(GENIRESPONSE_FORBIDDEN(), undef,
					"Credential does not match the URN");
	}
423
	main::AddLogfileMetaDataFromSlice($slice);
424
	
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
	#
	# 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 $user =
441
		GeniCM::CreateUserFromCertificate($credential);
442
	    if (GeniResponse::IsResponse($user)) {	    
443
		$slice->UnLock();
444
		return $user;
445
446
447
448
449
450
451
452
	    }
	    if ($slice->ConvertPlaceholder($user) != 0) {
		$slice->UnLock();
		return GeniResponse->Create(GENIRESPONSE_ERROR, undef,
					    "Could not convert placeholder");
	    }
	    $slice->UnLock();
	}
453
454
455
456
457
	if (defined($aggregate)) {
	    return GeniResponse->Create(GENIRESPONSE_REFUSED, undef,
					"Must delete existing slice first");
	}
    }
458
    my $rspec = GeniCM::GetTicketAux($credential,
459
				     $rspecstr, 0, $impotent, 1, 0, undef);
460
461
462
    return $rspec
	if (GeniResponse::IsResponse($rspec));

463
464
465
466
467
    my $slice = GeniSlice->Lookup($credential->target_urn());
    if (!defined($slice)) {
	print STDERR "CreateSliver: Could not find slice for $credential\n";
	return GeniResponse->Create(GENIRESPONSE_ERROR, undef,"Internal Error");
    }
468
469
    main::AddLogfileMetaDataFromSlice($slice);
        
470
471
472
473
    # Make sure that the next phase sees all changes.
    Experiment->FlushAll();
    Node->FlushAll();

474
    my $response = GeniCM::SliverWorkAux($credential,
475
					 $rspec, $keys, 0, $impotent, 1, 0);
476

477
478
479
480
481
482
483
    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.
	#
484
	$slice = GeniSlice->Lookup($credential->target_urn());
485
	if (defined($slice)) {
486
487
488
489
490
	    if ($slice->Lock() != 0) {
		print STDERR
		    "CreateSliver: Could not lock $slice before delete\n";
		return $response;
	    }
491
492
	    GeniCM::CleanupDeadSlice($slice, 1);
	}
493
	return $response;
494
    }
495
496
    my ($sliver_credential, $sliver_manifest) = @{ $response->{'value'} };
    
497
498
499
500
501
502
503
504
    #
    # Leave the slice intact on error, so we can go look at it. 
    #
    if ($slice->Lock() != 0) {
	print STDERR "CreateSliver: Could not lock $slice before start\n";
	return GeniResponse->Create(GENIRESPONSE_ERROR, undef,
				    "Internal Error");
    }
505
    $aggregate = GeniAggregate->SliceAggregate($slice);
506
507
508
509
510
    if (!defined($aggregate)) {
	print STDERR "CreateSliver: Could not find aggregate for $slice\n";
	return GeniResponse->Create(GENIRESPONSE_ERROR, undef,
				    "Internal Error");
    }
511
512
    #
    # At this point we want to return and let the startsliver proceed
513
    # in the background. Parent never returns, just the child.
514
    #
515
    my $mypid = main::WrapperFork();
516
517
518
519
    if ($mypid) {
	return GeniResponse->Create(GENIRESPONSE_SUCCESS,
				    [$sliver_credential, $sliver_manifest]);
    }
520

521
522
523
524
    # Make sure that the next phase sees all changes.
    Experiment->FlushAll();
    Node->FlushAll();

Leigh B. Stoller's avatar
Leigh B. Stoller committed
525
    if ($aggregate->Start($API_VERSION, 0) != 0) {
526
	$slice->UnLock();
527
528
	print STDERR "Could not start sliver\n";
	return -1;
529
    }
530
    $slice->UnLock();
531
    return 0;
532
533
534
535
536
537
}

#
# Delete a Sliver.
#
sub DeleteSliver($)
538
539
540
541
542
543
544
545
546
547
548
549
550
551
552
553
{
    my ($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));

554
555
    main::AddLogfileMetaData("sliver_urn", $sliver_urn);

556
557
558
559
560
    #
    # In this implementation, the user must provide a slice or sliver
    # credential
    #
    my ($slice, $aggregate) = Credential2SliceAggregate($credential);
561
562
563
    return $slice
	if (defined($slice) && GeniResponse::IsResponse($slice));
    
564
565
566
567
    if (! (defined($slice) && defined($aggregate))) {
	return GeniResponse->Create(GENIRESPONSE_SEARCHFAILED, undef,
				    "Sliver does not exist");
    }
568
    main::AddLogfileMetaDataFromSlice($slice);
569
    
570
571
572
573
574
575
576
577
578
579
    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)) {
580
	print STDERR " Could not load $EMULAB_PEMFILE\n";
581
582
583
584
585
586
	return GeniResponse->Create(GENIRESPONSE_ERROR);
	
    }
    #
    # We need the user to sign the new ticket to. 
    #
587
    my $user = GeniCM::CreateUserFromCertificate($credential);
588
589
    return $user
	if (GeniResponse::IsResponse($user));
590
591
592
593
594
595
596
597
598
599
600
601
602
603
604
605
606
607
608
    
    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;
    }
609
610
    my $ticket = GeniTicket->Create($authority, $user,
				    GeniXML::Serialize($manifest));
611
612
613
614
615
    if (!defined($ticket)) {
	print STDERR "Could not create new ticket for $slice\n";
	$response = GeniResponse->Create(GENIRESPONSE_ERROR);
	goto bad;
    }
616
    $ticket->SetSlice($slice);
617
618
619
620
621
622
623
624
625
626
627
628
629
630
631
632
633
634
635
636
637
638
639
640
641
642
643
644
645
646
    
    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($)
647
648
{
    my ($argref) = @_;
649
650
651
652
    my $slice_urn    = $argref->{'slice_urn'};
    my $credentials  = $argref->{'credentials'};
    my $impotent     = $argref->{'impotent'} || 0;

653
    if (! (defined($credentials) && defined($slice_urn))) {
654
655
	return GeniResponse->MalformedArgsResponse("Missing arguments");
    }
656
657
658
    if (! GeniHRN::IsValid($slice_urn)) {
	return GeniResponse->MalformedArgsResponse("Bad characters in URN");
    }
659
660
661
    my $credential = CheckCredentials($credentials);
    return $credential
	if (GeniResponse::IsResponse($credential));
662

663
664
665
666
    #
    # In this implementation, the user must provide a slice credential.
    #
    my ($slice, $aggregate) = Credential2SliceAggregate($credential);
667
668
669
    return $slice
	if (defined($slice) && GeniResponse::IsResponse($slice));

670
671
672
673
    if (! defined($slice)) {
	return GeniResponse->Create(GENIRESPONSE_SEARCHFAILED, undef,
				    "No such slice here");
    }
674
    main::AddLogfileMetaDataFromSlice($slice);
675
    
676
677
678
679
680
681
682
    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
683
    if (GeniCM::CleanupDeadSlice($slice, 1) != 0) {
684
685
686
687
	return GeniResponse->Create(GENIRESPONSE_ERROR, undef,
				    "Could not cleanup slice");
    }
    return GeniResponse->Create(GENIRESPONSE_SUCCESS);
688
689
690
691
692
693
694
695
}

#
# Get a Sliver (credential)
#
sub GetSliver($)
{
    my ($argref) = @_;
696
697
    my $slice_urn    = $argref->{'slice_urn'};
    my $credentials  = $argref->{'credentials'};
698

699
    if (! (defined($credentials) && defined($slice_urn))) {
700
701
	return GeniResponse->MalformedArgsResponse("Missing arguments");
    }
702
703
704
    if (! GeniHRN::IsValid($slice_urn)) {
	return GeniResponse->MalformedArgsResponse("Bad characters in URN");
    }
705
706
707
708
    my $credential = CheckCredentials($credentials);
    return $credential
	if (GeniResponse::IsResponse($credential));

709
710
711
712
    #
    # In this implementation, the user must provide a slice credential.
    #
    my ($slice, $aggregate) = Credential2SliceAggregate($credential);
713
714
715
    return $slice
	if (defined($slice) && GeniResponse::IsResponse($slice));

716
    if (! (defined($slice) && defined($aggregate))) {
717
	return GeniResponse->Create(GENIRESPONSE_SEARCHFAILED, undef,
718
719
720
721
722
723
				    "No slice or aggregate here");
    }
    if ($slice_urn ne $slice->urn()) {
	return GeniResponse->Create(GENIRESPONSE_FORBIDDEN(), undef,
				    "Credential does not match the URN");
    }
724
    return GeniCM::GetSliverAux($credential);
725
726
727
}

#
728
# Start a sliver (not sure what this means yet, so reboot for now).
729
#
730
sub StartSliver($)
731
732
{
    my ($argref) = @_;
733
    my $slice_urn    = $argref->{'slice_urn'};
734
    my $sliver_urns  = $argref->{'sliver_urns'} || $argref->{'component_urns'};
735
    my $credentials  = $argref->{'credentials'};
736
    my $manifest     = $argref->{'manifest'};
Leigh B. Stoller's avatar
Leigh B. Stoller committed
737
    
738
739
    return SliverAction("start",
			$slice_urn, $sliver_urns, $credentials, $manifest);
Leigh B. Stoller's avatar
Leigh B. Stoller committed
740
741
742
743
744
745
}

sub StopSliver($)
{
    my ($argref) = @_;
    my $slice_urn    = $argref->{'slice_urn'};
746
    my $sliver_urns  = $argref->{'sliver_urns'} || $argref->{'component_urns'};
Leigh B. Stoller's avatar
Leigh B. Stoller committed
747
748
    my $credentials  = $argref->{'credentials'};

749
750
    return SliverAction("stop",
			$slice_urn, $sliver_urns, $credentials, undef);
Leigh B. Stoller's avatar
Leigh B. Stoller committed
751
752
753
754
755
756
}

sub RestartSliver($)
{
    my ($argref) = @_;
    my $slice_urn    = $argref->{'slice_urn'};
757
    my $sliver_urns  = $argref->{'sliver_urns'} || $argref->{'component_urns'};
Leigh B. Stoller's avatar
Leigh B. Stoller committed
758
    my $credentials  = $argref->{'credentials'};
759
    my $manifest     = $argref->{'manifest'};
Leigh B. Stoller's avatar
Leigh B. Stoller committed
760

761
762
    return SliverAction("restart",
			$slice_urn, $sliver_urns, $credentials, $manifest);
Leigh B. Stoller's avatar
Leigh B. Stoller committed
763
}
764

765
sub SliverAction($$$$$)
Leigh B. Stoller's avatar
Leigh B. Stoller committed
766
{
767
    my ($action, $slice_urn, $sliver_urns, $credentials, $manifest) = @_;
768
    my $response;
769
    my $isasync = 0;
770

771
772
    if (! (defined($credentials) &&
	   (defined($slice_urn) || defined($sliver_urns)))) {
773
774
775
776
777
778
779
780
781
782
783
	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");

784
785
786
787
788
789
790
791
792
    if (defined($manifest)) {
	$manifest = GeniXML::Parse($manifest);
	if (!defined($manifest)) {
	    print STDERR "Error reading manifest\n";
	    return GeniResponse->Create(GENIRESPONSE_BADARGS, undef,
					"Bad manifest");
	}
    }
    
793
794
795
    #
    # For now, only allow top level aggregate or the slice
    #
796
    my ($slice, $aggregate) = Credential2SliceAggregate($credential);
797
798
    return $slice
	if (defined($slice) && GeniResponse::IsResponse($slice));
Srikanth's avatar
Srikanth committed
799

800
    if (defined($slice)) {
801
	main::AddLogfileMetaDataFromSlice($slice);
802
803
    }

804
805
806
807
808
    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
809
            return GeniResponse->Create(GENIRESPONSE_FORBIDDEN(), undef,
810
811
812
813
                      "Credential target does not match CM URN");
          }

      if (!defined($slice_urn)) {
Srikanth's avatar
Srikanth committed
814
815
          return GeniResponse->MalformedArgsResponse("Missing arguments");
      }       
816
817
818
819
820
821
822
823
      $slice = GeniSlice->Lookup($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
824
    } 
825

826
827
828
829
830
831
    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
832
833
	    return
		GeniResponse->MalformedArgsResponse("Bad characters in URN");
834
	}
835
836
837
	if ($slice_urn ne $slice->urn()) {
	    return GeniResponse->Create(GENIRESPONSE_FORBIDDEN(), undef,
					"Credential does not match the URN");
838
	}
839
840
841
842
843
844
845
846
847
848
849
850
851
852
853
854
855
856
    }
    if ($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
857
	if ($action eq "start") {
858
859
	    if ($object->state() ne "stopped" && $object->state() ne "new"
		&& $object->state() ne "mixed") {
Leigh B. Stoller's avatar
Leigh B. Stoller committed
860
861
862
863
864
		return GeniResponse->Create(GENIRESPONSE_REFUSED, undef,
					    "Sliver is not stopped (yet)");
	    }
	}
	elsif ($action eq "stop") {
865
	    if ($object->state() ne "started" && $object->state() ne "mixed") {
Leigh B. Stoller's avatar
Leigh B. Stoller committed
866
867
868
869
870
		return GeniResponse->Create(GENIRESPONSE_REFUSED, undef,
					    "Sliver is not started (yet)");
	    }
	}
	elsif ($action eq "restart") {
871
	    if ($object->state() ne "started" && $object->state() ne "mixed") {
Leigh B. Stoller's avatar
Leigh B. Stoller committed
872
873
874
		return GeniResponse->Create(GENIRESPONSE_REFUSED, undef,
					    "Sliver is not started (yet)");
	    }
875
876
877
878
879
880
	}
	return 0;
    };
    my $PerformAction = sub {
	my ($object, $action) = @_;

881
882
	my $exitval = 0;

883
	if ($action eq "start") {
884
	    $exitval = $object->Start($API_VERSION, 0);
885
	}
886
	elsif ($action eq "stop") {
887
	    $exitval = $object->Stop($API_VERSION);
888
889
	}
	elsif ($action eq "restart") {
890
	    $exitval = $object->Start($API_VERSION, 1);
891
	}
892
893
894
895
	return GeniResponse->Create(GENIRESPONSE_ERROR, 
				    "Could not $action sliver")
	    if ($exitval);
	
896
897
898
	return 0;
    };

899
900
901
902
903
904
905
906
907
908
909
    my $user = GeniCM::CreateUserFromCertificate($credential);
    return $user
	if (GeniResponse::IsResponse($user));

    my $realuser = GeniCM::FlipToUser($slice, $user);
    if (! (defined($realuser) && $realuser)) {
	print STDERR "Error flipping to real user\n";
	return GeniResponse->Create(GENIRESPONSE_ERROR, undef,
				    "FlipToUser Error");
    }

910
911
912
913
914
    if (defined($slice_urn)) {
	$response = &$CheckState($aggregate, $action);
	goto bad
	    if (GeniResponse::IsResponse($response));
	    
915
916
917
	if ($action eq "start" || $action eq "restart") {
	    if (defined($manifest) &&
		$aggregate->ProcessManifest($manifest)) {
918
919
920
921
922
		$response = GeniResponse->Create(GENIRESPONSE_ERROR,
						 undef,
						 "Error processing manifest");
		goto bad;
	    }
923
924
925
926
	    #
	    # At this point we want to return and let the startsliver proceed
	    # in the background
	    #
927
	    my $mypid = main::WrapperFork();
928
929
930
931
	    if ($mypid) {
		return GeniResponse->Create(GENIRESPONSE_SUCCESS);
	    }
	    $isasync = 1;
932
	}
933
934
935
936
	$response = &$PerformAction($aggregate, $action);
	goto bad
	    if (GeniResponse::IsResponse($response));

937
	$slice->UnLock();
938
939
	return ($isasync ? GENIRESPONSE_SUCCESS :
		GeniResponse->Create(GENIRESPONSE_SUCCESS));
940
    }
Leigh B. Stoller's avatar
Leigh B. Stoller committed
941
    else {
942
	my @slivers = ();
Leigh B. Stoller's avatar
Leigh B. Stoller committed
943

944
945
946
947
948
	#
	# 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
949
950
951
952
953
954
	    if (!defined($sliver)) {
		$response = GeniResponse->Create(GENIRESPONSE_SEARCHFAILED,
						 undef,
						 "Nothing here by that name");
		goto bad;
	    }
955
956
957
958
959
960
961
962
	    
	    $response = &$CheckState($sliver, $action);
	    goto bad
		if (GeniResponse::IsResponse($response));

	    push(@slivers, $sliver);
	}
	foreach my $sliver (@slivers) {
963
964
965
966
967
968
969
970
	    if ($action eq "start" && defined($manifest)) {
		if ($sliver->ProcessManifest($manifest)) {
		    $response = GeniResponse->Create(GENIRESPONSE_ERROR,
				     undef,
				     "Error processing manifest for $sliver");
		    goto bad;
		}
	    }
971
972
973
974
975
976
	    $response = &$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
977
    }
978
979
  bad:
    $slice->UnLock();
980
    return ($isasync ? $response->{'code'} : $response);
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
}

#
# 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);
1011
1012
1013
    return $slice
	if (defined($slice) && GeniResponse::IsResponse($slice));

1014
    if (! (defined($slice) && defined($aggregate))) {
1015
	return GeniResponse->Create(GENIRESPONSE_SEARCHFAILED, undef,
1016
1017
				    "No slice or aggregate here");
    }
1018
    main::AddLogfileMetaDataFromSlice($slice);
1019
    
1020
1021
1022
    if ($slice_urn ne $slice->urn()) {
	return GeniResponse->Create(GENIRESPONSE_FORBIDDEN(), undef,
				    "Credential does not match the URN");
1023
1024
1025
1026
    }
    if ($slice->Lock() != 0) {
	return GeniResponse->BusyResponse();
    }
Leigh B. Stoller's avatar
Leigh B. Stoller committed
1027
1028
1029
1030
1031
    if ($aggregate->ComputeState()) {
	print STDERR "SliverStatus: Could not compute state for $aggregate\n";
	$slice->UnLock();
	return GeniResponse->Create(GENIRESPONSE_ERROR);
    }
1032
1033
1034
1035
1036
1037
1038
1039
1040
1041
1042

    #
    # 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
1043
1044
1045

    my $blob = {
	"state"   => $aggregate->state(),
Leigh B. Stoller's avatar
Leigh B. Stoller committed
1046
	"status"  => $aggregate->status(),
1047
	"error"   => $aggregate->ErrorLog(),
Leigh B. Stoller's avatar
Leigh B. Stoller committed
1048
1049
	"details" => {},
    };
1050
    foreach my $sliver (@slivers) {
1051
1052
1053
1054
1055
1056
1057
1058
	if ($sliver->isa("GeniAggregate")) {
	    next
		if (! (ref($sliver) eq "GeniAggregate::Link" ||
		       ref($sliver) eq "GeniAggregate::Tunnel"));
	}
	elsif ($sliver->resource_type() ne "Node") {
	    next;
	}
1059

1060
	my $sliver_urn    = $sliver->sliver_urn();
1061
	my $resource_id   = $sliver->resource_id();
Leigh B. Stoller's avatar
Leigh B. Stoller committed
1062
1063
1064
	my $state         = $sliver->state();
	my $status        = $sliver->status();
	my $error         = "";
1065

1066
1067
1068
1069
	# 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
1070
1071
	if ($status eq "failed") {
	    $error = $sliver->ErrorLog();
1072
	}
1073
	$blob->{'details'}->{$sliver_urn} = {
1074
	    "component_urn" => $resource_id,
1075
1076
1077
1078
1079
1080
1081
	    "state"  => $state,
	    "status" => $status,
	    "error"  => $error,
	};
    }
    $slice->UnLock();
    return GeniResponse->Create(GENIRESPONSE_SUCCESS, $blob);
1082
1083
1084
1085
1086
1087
1088
1089
}

#
# Shutdown sliver
#
sub Shutdown($)
{
    my ($argref) = @_;
1090
1091
1092
    my $slice_urn    = $argref->{'slice_urn'};
    my $clear        = $argref->{'clear'} || 0;
    my $credentials  = $argref->{'credentials'};
1093
    require libtestbed;
1094

1095
    if (! (defined($credentials) && defined($slice_urn))) {
1096
1097
1098
1099
1100
	return GeniResponse->MalformedArgsResponse("Missing arguments");
    }
    my $credential = CheckCredentials($credentials);
    return $credential
	if (GeniResponse::IsResponse($credential));
1101

1102
1103
1104
1105
1106
1107
1108
1109
1110
1111
1112
1113
1114
1115
1116
1117
1118
1119
1120
1121
1122
1123
1124
1125
1126
1127
1128
1129
1130
1131
    $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($slice)) {
	return GeniResponse->Create(GENIRESPONSE_SUCCESS);
    }
1132
    main::AddLogfileMetaDataFromSlice($slice);
1133
    
1134
1135
1136
1137
1138
1139
1140
1141
1142
1143
1144
1145
1146
1147
1148
1149
1150
1151
1152
1153
1154
    #
    # 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();
	}