GeniCM.pm.in 109 KB
Newer Older
Leigh B. Stoller's avatar
Leigh B. Stoller committed
1
2
#!/usr/bin/perl -wT
#
3
# GENIPUBLIC-COPYRIGHT
4
# Copyright (c) 2008-2009 University of Utah and the Flux Group.
Leigh B. Stoller's avatar
Leigh B. Stoller committed
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
# All rights reserved.
#
package GeniCM;

#
# 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 Genixmlrpc;
Leigh B. Stoller's avatar
Leigh B. Stoller committed
24
25
use GeniResponse;
use GeniTicket;
Leigh B. Stoller's avatar
Leigh B. Stoller committed
26
use GeniCredential;
27
use GeniCertificate;
Leigh B. Stoller's avatar
Leigh B. Stoller committed
28
use GeniSlice;
Leigh B. Stoller's avatar
Leigh B. Stoller committed
29
use GeniAggregate;
30
use GeniAuthority;
Leigh B. Stoller's avatar
Leigh B. Stoller committed
31
use GeniSliver;
Leigh B. Stoller's avatar
Leigh B. Stoller committed
32
use GeniUser;
Leigh B. Stoller's avatar
Leigh B. Stoller committed
33
use GeniRegistry;
34
use GeniUtil;
35
use GeniHRN;
36
use GeniUsage;
37
use libtestbed qw(SENDMAIL);
38
use emutil;
Leigh B. Stoller's avatar
Leigh B. Stoller committed
39
# Hate to import all this crap; need a utility library.
40
41
use libdb qw(TBGetSiteVar EXPTSTATE_SWAPPED EXPTSTATE_ACTIVE TBOPSPID
	     TBDB_NODESTATE_TBFAILED);
Leigh B. Stoller's avatar
Leigh B. Stoller committed
42
use User;
Leigh B. Stoller's avatar
Leigh B. Stoller committed
43
use Node;
44
use OSinfo;
Leigh B. Stoller's avatar
Leigh B. Stoller committed
45
use Image;
46
use Interface;
Leigh B. Stoller's avatar
Leigh B. Stoller committed
47
48
use English;
use Data::Dumper;
Leigh B. Stoller's avatar
Leigh B. Stoller committed
49
use XML::Simple;
Leigh B. Stoller's avatar
Leigh B. Stoller committed
50
use Date::Parse;
Leigh B. Stoller's avatar
Leigh B. Stoller committed
51
use POSIX qw(strftime tmpnam);
Leigh B. Stoller's avatar
Leigh B. Stoller committed
52
use Time::Local;
Leigh B. Stoller's avatar
Leigh B. Stoller committed
53
use Experiment;
Leigh B. Stoller's avatar
Leigh B. Stoller committed
54
use VirtExperiment;
55
use Firewall;
56
57
use Compress::Zlib;
use MIME::Base64;
Leigh B. Stoller's avatar
Leigh B. Stoller committed
58
59
60
61
62
63
64
65

# Configure variables
my $TB		   = "@prefix@";
my $TBOPS          = "@TBOPSEMAIL@";
my $TBAPPROVAL     = "@TBAPPROVALEMAIL@";
my $TBAUDIT   	   = "@TBAUDITEMAIL@";
my $BOSSNODE       = "@BOSSNODE@";
my $OURDOMAIN      = "@OURDOMAIN@";
66
my $PGENIDOMAIN    = "@PROTOGENI_DOMAIN@";
Leigh B. Stoller's avatar
Leigh B. Stoller committed
67
my $CREATEEXPT     = "$TB/bin/batchexp";
Leigh B. Stoller's avatar
Leigh B. Stoller committed
68
my $ENDEXPT        = "$TB/bin/endexp";
Leigh B. Stoller's avatar
Leigh B. Stoller committed
69
my $NALLOC	   = "$TB/bin/nalloc";
70
my $NFREE	   = "$TB/bin/nfree";
Leigh B. Stoller's avatar
Leigh B. Stoller committed
71
my $AVAIL	   = "$TB/sbin/avail";
72
my $PTOPGEN	   = "$TB/libexec/ptopgen";
Leigh B. Stoller's avatar
Leigh B. Stoller committed
73
74
my $TBSWAP	   = "$TB/bin/tbswap";
my $SWAPEXP	   = "$TB/bin/swapexp";
Leigh B. Stoller's avatar
Leigh B. Stoller committed
75
76
my $PLABSLICE	   = "$TB/sbin/plabslicewrapper";
my $NAMEDSETUP     = "$TB/sbin/named_setup";
77
my $EXPORTS_SETUP  = "$TB/sbin/exports_setup";
Leigh B. Stoller's avatar
Leigh B. Stoller committed
78
79
my $VNODESETUP     = "$TB/sbin/vnode_setup";
my $GENTOPOFILE    = "$TB/libexec/gentopofile";
80
my $TARFILES_SETUP = "$TB/bin/tarfiles_setup";
Leigh B. Stoller's avatar
Leigh B. Stoller committed
81
82
83
84
my $MAPPER         = "$TB/bin/mapper";
my $VTOPGEN        = "$TB/bin/vtopgen";
my $SNMPIT         = "$TB/bin/snmpit";
my $PRERENDER      = "$TB/libexec/vis/prerender";
85
my $EMULAB_PEMFILE = "@prefix@/etc/genicm.pem";
Leigh B. Stoller's avatar
Leigh B. Stoller committed
86

87
88
89
90
91
92
93
94
95
96
97
98
my $API_VERSION = 1;

#
# 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()
{
    return GeniResponse->Create( GENIRESPONSE_SUCCESS, $API_VERSION );
}

99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
# Look up a node by an identifier of unspecified type (perhaps a URN, an
# (obsolete) UUID, or an old-style HRN.  Ultimately, all IDs should be
# URNs and this mess will go away, but for now we try not to make
# any assumptions, because of backward compatibility constraints.
sub LookupNode($)
{
    my ($nodeid) = @_;

    if( GeniHRN::IsValid( $nodeid ) ) {
	# Looks like a URN.
	my ($auth,$t,$id) = GeniHRN::Parse( $nodeid );

	return undef if $auth ne $OURDOMAIN or $t ne "node";

	return Node->Lookup( $id );
    }
 
    #
    # Looks like an old HRN, but we only want the last token for node lookup.
    #
    if ($nodeid =~ /\./) {
	($nodeid) = ($nodeid =~ /\.([-\w]*)$/);

	return Node->Lookup($nodeid);
    }
    
    # Assume it's a UUID, and pass it on as is.
    return Node->Lookup($nodeid);
}

Leigh B. Stoller's avatar
Leigh B. Stoller committed
129
#
Leigh B. Stoller's avatar
Leigh B. Stoller committed
130
# Respond to a Resolve request. 
Leigh B. Stoller's avatar
Leigh B. Stoller committed
131
132
133
134
135
136
#
sub Resolve($)
{
    my ($argref) = @_;
    my $uuid       = $argref->{'uuid'};
    my $cred       = $argref->{'credential'};
137
138
    my $type       = lc( $argref->{'type'} );
    my $hrn        = $argref->{'hrn'};
Leigh B. Stoller's avatar
Leigh B. Stoller committed
139
140
141
142

    if (! defined($cred)) {
	return GeniResponse->MalformedArgsResponse();
    }
143
144
145
146
    if (defined($uuid) && GeniHRN::IsValid($uuid)) {
	$hrn  = $uuid;
	$uuid = undef;
    }
147
148
149
150
151
152
153
154
155
156
157
158
    if( defined( $hrn ) && GeniHRN::IsValid( $hrn ) ) {
	my ($auth,$t,$id) = GeniHRN::Parse( $hrn );

	return GeniResponse->Create( GENIRESPONSE_ERROR, undef,
				     "Authority mismatch" )
	    if( $auth ne $OURDOMAIN );

	$type = lc( $t );
	
	$hrn = $id;	
    }
    if (! (defined($type) && ($type =~ /^(node)$/))) {
Leigh B. Stoller's avatar
Leigh B. Stoller committed
159
160
161
	return GeniResponse->MalformedArgsResponse();
    }
    # Allow lookup by uuid or hrn.
162
    if (! defined($uuid) && !defined( $hrn ) ) {
Leigh B. Stoller's avatar
Leigh B. Stoller committed
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
	return GeniResponse->MalformedArgsResponse();
    }
    if (defined($uuid) && !($uuid =~ /^[-\w]*$/)) {
	return GeniResponse->MalformedArgsResponse();
    }

    my $credential = GeniCredential->CreateFromSigned($cred);
    if (!defined($credential)) {
	return GeniResponse->Create(GENIRESPONSE_ERROR, undef,
				    "Could not create GeniCredential object");
    }
    
    #
    # Make sure the credential was issued to the caller, but no special
    # permission required to resolve component resources.
    #
    if ($credential->owner_uuid() ne $ENV{'GENIUUID'}) {
	return GeniResponse->Create(GENIRESPONSE_ERROR, undef,
				    "This is not your credential!");
    }
183
    if ($type eq "node") {
Leigh B. Stoller's avatar
Leigh B. Stoller committed
184
185
186
	my $node;
	
	if (defined($uuid)) {
187
	    $node= LookupNode($uuid);
Leigh B. Stoller's avatar
Leigh B. Stoller committed
188
189
	}
	else {
190
	    $node= LookupNode($hrn);
Leigh B. Stoller's avatar
Leigh B. Stoller committed
191
	}
192
	if (! defined($node)) {
Leigh B. Stoller's avatar
Leigh B. Stoller committed
193
194
195
	    return GeniResponse->Create(GENIRESPONSE_SEARCHFAILED,
					undef, "Nothing here by that name");
	}
196
197
198
199
200
201

	my $rspec = GetAdvertisement(0, $node->node_id());
	if (! defined($rspec)) {
	    return GeniResponse->Create(GENIRESPONSE_ERROR, undef,
					"Could not start avail");
	}
Leigh B. Stoller's avatar
Leigh B. Stoller committed
202
203
	
	# Return a blob.
204
	my $blob = { "hrn"          => "${PGENIDOMAIN}." . $node->node_id(),
Leigh B. Stoller's avatar
Leigh B. Stoller committed
205
		     "uuid"         => $node->uuid(),
206
		     "role"	    => $node->role(),
207
		     "hostname"     => $node->node_id() . ".${OURDOMAIN}",
208
209
		     "physctrl"     => 
			 Interface->LookupControl( $node->phys_nodeid() )->IP(),
210
211
		     "urn"          => GeniHRN::Generate( $OURDOMAIN,
							  "node",
212
213
							  $node->node_id() ),
		     "rspec"        => $rspec
Leigh B. Stoller's avatar
Leigh B. Stoller committed
214
215
216
217
218
219
220
		   };

	return GeniResponse->Create(GENIRESPONSE_SUCCESS, $blob);
    }
    return GeniResponse->Create(GENIRESPONSE_UNSUPPORTED);
}

Leigh B. Stoller's avatar
Leigh B. Stoller committed
221
222
223
224
225
226
227
#
# Discover resources on this component, returning a resource availablity spec
#
sub DiscoverResources($)
{
    my ($argref) = @_;
    my $credential = $argref->{'credential'};
228
229
    my $available = $argref->{'available'} || 0;
    my $compress = $argref->{'compress'} || 0;
Leigh B. Stoller's avatar
Leigh B. Stoller committed
230
231
232
233
234
235
236
237
    my $user_uuid  = $ENV{'GENIUSER'};

    $credential = GeniCredential->CreateFromSigned($credential);
    if (!defined($credential)) {
	return GeniResponse->Create(GENIRESPONSE_ERROR, undef,
				    "Could not create GeniCredential object");
    }
    # The credential owner/slice has to match what was provided.
238
    if ($user_uuid ne $credential->owner_uuid()) {
Leigh B. Stoller's avatar
Leigh B. Stoller committed
239
240
241
	return GeniResponse->Create(GENIRESPONSE_FORBIDDEN, undef,
				    "Invalid credentials for operation");
    }
242
243
244
245
246
247
248
    return DiscoverResourcesAux($available, $compress);
}
# Helper function for V2.
sub DiscoverResourcesAux($$)
{
    my ($available, $compress) = @_;
    my $user_uuid  = $ENV{'GENIUSER'};
Leigh B. Stoller's avatar
Leigh B. Stoller committed
249

250
251
252
    # Oh, for $*%(s sake.  Frontier::RPC2 insists on representing a
    # Boolean as its own object type -- which Perl always interprets as
    # true, regardless of the object's value.  Undo all of that silliness.
253
254
255
256
257
258
    if (defined($available) && ref($available) eq 'Frontier::RPC2::Boolean') {
	$available = $available->value;
    }
    if (defined($compress) && ref($compress) eq 'Frontier::RPC2::Boolean') {
	$compress = $compress->value;
    }
259

Leigh B. Stoller's avatar
Leigh B. Stoller committed
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
    #
    # A sitevar controls whether external users can get any nodes.
    #
    my $allow_externalusers = 0;
    if (!TBGetSiteVar('protogeni/allow_externalusers', \$allow_externalusers)){
	# Cannot get the value, say no.
	$allow_externalusers = 0;
    }
    if (!$allow_externalusers) {
	my $user = GeniUser->Lookup($user_uuid, 1);
	# No record means the user is remote.
	if (!defined($user) || !$user->IsLocal()) {
	    return GeniResponse->Create(GENIRESPONSE_UNAVAILABLE, undef,
					"External users temporarily denied");
	}
    }

Leigh B. Stoller's avatar
Leigh B. Stoller committed
277
    #
278
    # Acquire the advertisement from ptopgen and compress it if requested.
Leigh B. Stoller's avatar
Leigh B. Stoller committed
279
    #
280
281
    my $xml = GetAdvertisement($available, undef);
    if (! defined($xml)) {
Leigh B. Stoller's avatar
Leigh B. Stoller committed
282
283
284
285
	return GeniResponse->Create(GENIRESPONSE_ERROR, undef,
				    "Could not start avail");
    }

286
287
288
289
290
291
    if( $compress ) {
	my $coder = Frontier::RPC2->new();
	my $base64 = encode_base64( compress( $xml ) );
	$xml = $coder->base64( $base64 );	
    }

Leigh B. Stoller's avatar
Leigh B. Stoller committed
292
293
    return GeniResponse->Create(GENIRESPONSE_SUCCESS, $xml);
}
Leigh B. Stoller's avatar
Leigh B. Stoller committed
294

295
296
297
298
299
300
301
302
#
# Use ptopgen in xml mode to spit back an xml file. 
#
sub GetAdvertisement($$)
{
    my ($available, $pc) = @_;
    my $xml = undef;

Jonathon Duerig's avatar
Jonathon Duerig committed
303
    my $invocation = "$PTOPGEN -x -g -r -p GeniSlices";
304
305
306
307
308
    $invocation .= " -a" unless $available;
    if (defined($pc)) {
	$invocation .= " -1 $pc";
    }
    if (open(AVAIL, "$invocation |")) {
309
	$xml = "";
310
311
312
313
314
315
316
317
	while (<AVAIL>) {
	    $xml .= $_;
	}
	close(AVAIL);
    }
    return $xml;
}

Leigh B. Stoller's avatar
Leigh B. Stoller committed
318
#
319
# Update a ticket with a new rspec.
Leigh B. Stoller's avatar
Leigh B. Stoller committed
320
#
321
sub UpdateTicket($)
Leigh B. Stoller's avatar
Leigh B. Stoller committed
322
323
{
    my ($argref) = @_;
324
325
326
327
328
329
330
331
332
333

    return GetTicket($argref, 1);
}

#
# Respond to a GetTicket request. 
#
sub GetTicket($;$)
{
    my ($argref, $isupdate) = @_;
334
    my $rspecstr   = $argref->{'rspec'};
Leigh B. Stoller's avatar
Leigh B. Stoller committed
335
    my $impotent   = $argref->{'impotent'};
336
337
    my $credstr    = $argref->{'credential'};
    my $tickstr    = $argref->{'ticket'};
338
339
340
341
342
343
344
    my $ticket;

    # Default to no update
    $isupdate = 0
	if (!defined($isupdate));
    $impotent = 0
	if (!defined($impotent));
Leigh B. Stoller's avatar
Leigh B. Stoller committed
345

346
    if (! defined($credstr)) {
347
	return GeniResponse->MalformedArgsResponse();
Leigh B. Stoller's avatar
Leigh B. Stoller committed
348
    }
349
    if (!defined($rspecstr)) {
350
351
	return GeniResponse->MalformedArgsResponse();
    }
352
353
354
355
    if (! ($rspecstr =~ /^[\040-\176\012\015\011]+$/)) {
	return GeniResponse->Create(GENIRESPONSE_BADARGS, undef,
				    "Improper characters in rspec");
    }
356
    my $credential = GeniCredential->CreateFromSigned($credstr);
Leigh B. Stoller's avatar
Leigh B. Stoller committed
357
358
359
360
    if (!defined($credential)) {
	return GeniResponse->Create(GENIRESPONSE_ERROR, undef,
				    "Could not create GeniCredential object");
    }
361
362
363
    #
    # Make sure the credential was issued to the caller.
    #
364
    if ($credential->owner_uuid() ne $ENV{'GENIUUID'}) {
Leigh B. Stoller's avatar
Leigh B. Stoller committed
365
	return GeniResponse->Create(GENIRESPONSE_ERROR, undef,
366
				    "This is not your credential!");
Leigh B. Stoller's avatar
Leigh B. Stoller committed
367
    }
368
    if ($isupdate) {
369
	$ticket = GeniTicket->CreateFromSignedTicket($tickstr);
370
371
372
373
374
	if (!defined($ticket)) {
	    return GeniResponse->Create(GENIRESPONSE_ERROR, undef,
					"Could not create GeniTicket object");
	}
    }
375
    return GetTicketAux($credential,
376
			$rspecstr, $isupdate, $impotent, 0, 1, $ticket);
377
}
378

379
sub GetTicketAux($$$$$$$)
380
{
381
382
    my ($credential, $rspecstr, $isupdate, $impotent, $v2, $level,
	$ticket) = @_;
383
    
384
385
386
387
388
389
    defined($credential) &&
	($credential->HasPrivilege( "pi" ) or
	 $credential->HasPrivilege( "instantiate" ) or
	 $credential->HasPrivilege( "bind" ) or
	 return GeniResponse->Create( GENIRESPONSE_FORBIDDEN, undef,
				      "Insufficient privilege" ));
390
    
391
392
    my $slice_uuid = $credential->target_uuid();
    my $user_uuid  = $credential->owner_uuid();
393
    
Leigh B. Stoller's avatar
Leigh B. Stoller committed
394
    #
395
    # Create slice from the certificate.
Leigh B. Stoller's avatar
Leigh B. Stoller committed
396
397
398
    #
    my $slice = GeniSlice->Lookup($slice_uuid);
    if (!defined($slice)) {
399
400
401
402
403
	if ($isupdate) {
	    print STDERR "Could not locate slice $slice_uuid for Update\n";
	    return GeniResponse->Create(GENIRESPONSE_ERROR, undef,
					"No slice found for UpdateTicket");
	}
404
	$slice = CreateSliceFromCertificate($credential);
Leigh B. Stoller's avatar
Leigh B. Stoller committed
405
	if (!defined($slice)) {
406
	    print STDERR "Could not create $slice_uuid\n";
Leigh B. Stoller's avatar
Leigh B. Stoller committed
407
	    return GeniResponse->Create(GENIRESPONSE_ERROR, undef,
408
					"Could not create slice");
Leigh B. Stoller's avatar
Leigh B. Stoller committed
409
	}
Leigh B. Stoller's avatar
Leigh B. Stoller committed
410
411
    }

Leigh B. Stoller's avatar
Leigh B. Stoller committed
412
    #
Leigh B. Stoller's avatar
Leigh B. Stoller committed
413
414
    # Ditto the user.
    #
415
    my $user = CreateUserFromCertificate($credential->owner_cert());
Leigh B. Stoller's avatar
Leigh B. Stoller committed
416
    if (!defined($user)) {
417
418
419
420
421
	if ($isupdate) {
	    print STDERR "Could not locate $user_uuid for UpdateTicket\n";
	    return GeniResponse->Create(GENIRESPONSE_ERROR, undef,
					"No user found for UpdateTicket");
	}
422
	return GeniResponse->Create(GENIRESPONSE_ERROR);
Leigh B. Stoller's avatar
Leigh B. Stoller committed
423
    }
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
    return GetTicketAuxAux($slice, $user, $rspecstr,
			   $isupdate, $impotent, $v2, $level, $ticket);
}
sub GetTicketAuxAux($$$$$$$$)
{
    my ($slice, $user,
	$rspecstr, $isupdate, $impotent, $v2, $level, $ticket) = @_;
    my $response    = undef;
    my $restorevirt = 0;	# Flag to restore virtual state
    my $restorephys = 0;	# Flag to restore physical state

    #
    # We need this below to sign the ticket.
    #
    my $authority = GeniCertificate->LoadFromFile($EMULAB_PEMFILE);
    if (!defined($authority)) {
	print STDERR " Could not get uuid from $EMULAB_PEMFILE\n";
	return GeniResponse->Create(GENIRESPONSE_ERROR);
    }

    my $rspec =
	eval { XMLin($rspecstr, KeyAttr => [],
		     ForceArray => ["node", "link", "interface",
				    "interface_ref", "linkendpoints"]) };
    if ($@) {
	print STDERR "XMLin error: $@\n";
	return GeniResponse->Create(GENIRESPONSE_BADARGS, undef,
				    "XML error in rspec");
    }
Leigh B. Stoller's avatar
Leigh B. Stoller committed
453

Leigh B. Stoller's avatar
Leigh B. Stoller committed
454
455
456
457
458
459
460
461
462
463
464
465
466
467
    #
    # A sitevar controls whether external users can get any nodes.
    #
    my $allow_externalusers = 0;
    if (!TBGetSiteVar('protogeni/allow_externalusers', \$allow_externalusers)){
	# Cannot get the value, say no.
	$allow_externalusers = 0;
    }
    if (!$allow_externalusers && !$user->IsLocal()) {
	return GeniResponse->Create(GENIRESPONSE_UNAVAILABLE, undef,
				    "External users temporarily denied");
    }
    
    #
468
    # For now all tickets expire very quickly (minutes), but once the
Leigh B. Stoller's avatar
Leigh B. Stoller committed
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
    # ticket is redeemed, it will expire according to the rspec request.
    #
    if (exists($rspec->{'valid_until'})) {
	my $expires = $rspec->{'valid_until'};

	if (! ($expires =~ /^[-\w:.\/]+/)) {
	    return GeniResponse->Create(GENIRESPONSE_BADARGS, undef,
					"Illegal valid_until in rspec");
	}
	# Convert to a localtime.
	my $when = timegm(strptime($expires));
	if (!defined($when)) {
	    return GeniResponse->Create(GENIRESPONSE_BADARGS, undef,
					"Could not parse valid_until");
	}
	
	#
486
	# Do we need a policy limit?
Leigh B. Stoller's avatar
Leigh B. Stoller committed
487
488
	#
	my $diff = $when - time();
489
	if ($diff < (60 * 5) || $diff > (3600 * 24 * 100)) {
Leigh B. Stoller's avatar
Leigh B. Stoller committed
490
491
492
493
494
495
496
497
498
	    return GeniResponse->Create(GENIRESPONSE_BADARGS, undef,
					"valid_until out of range");
	}
    }
    else {
	# Give it a reasonable default for later when the ticket is redeemed.
	$rspec->{'valid_until'} =
	    POSIX::strftime("20%y-%m-%dT%H:%M:%S", gmtime(time() + (3600*1)));
    }
499
500
501
502
503
504
505

    #
    # Lock the ticket so it cannot be released.
    #
    if (defined($ticket) && $ticket->stored() && $ticket->Lock() != 0) {
	return GeniResponse->BusyResponse("ticket");
    }
506
507
508
    if (defined($ticket)) {
	$ticket->SetSlice($slice);
    }
Leigh B. Stoller's avatar
Leigh B. Stoller committed
509
510
511
512
513
514
    
    #
    #
    # Lock the slice from further access.
    #
    if ($slice->Lock() != 0) {
515
516
517
	$ticket->UnLock()
	    if (defined($ticket) && $ticket->stored());
	return GeniResponse->BusyResponse("slice");
Leigh B. Stoller's avatar
Leigh B. Stoller committed
518
    }
519
520
521
    # Shutdown slices get nothing.
    if ($slice->shutdown()) {
	$slice->UnLock();
522
523
	$ticket->UnLock()
	    if (defined($ticket) && $ticket->stored());
524
525
526
	return GeniResponse->Create(GENIRESPONSE_FORBIDDEN, undef,
				    "Slice has been shutdown");
    }
Leigh B. Stoller's avatar
Leigh B. Stoller committed
527

528
    #
Leigh B. Stoller's avatar
Leigh B. Stoller committed
529
    # For now, there can be only a single toplevel aggregate per slice.
530
    # The existence of an aggregate means the slice is active here. 
Leigh B. Stoller's avatar
Leigh B. Stoller committed
531
    #
532
    my $aggregate = GeniAggregate->SliceAggregate($slice);
533
534
535
536
537
    if (!$isupdate) {
	if (defined($aggregate)) {
	    $response = GeniResponse->Create(GENIRESPONSE_BADARGS, undef,
				     "Already have an aggregate for slice");
	    goto bad;
538
539
	}
    }
540
541
542
543
544
    elsif ($v2 && $level && !defined($ticket) && !defined($aggregate)) {
	print STDERR "No aggregate for $slice in version two API\n";
	$response = GeniResponse->Create(GENIRESPONSE_ERROR);
	goto bad;
    }
545
546
547
548
549
550

    #
    # Firewall hack; just a flag in the rspec for now.
    #
    if (exists($rspec->{'needsfirewall'}) && $rspec->{'needsfirewall'}) {
	if ($slice->SetFirewallFlag($rspec->{'needsfirewall'}) != 0) {
551
552
	    $response = GeniResponse->Create(GENIRESPONSE_ERROR);
	    goto bad;
553
554
	}
    }
555
556

    #
Leigh B. Stoller's avatar
Leigh B. Stoller committed
557
    # We need this now so we can form a virtual topo.
558
    #
Leigh B. Stoller's avatar
Leigh B. Stoller committed
559
560
561
562
563
564
565
566
    my $slice_experiment = GeniExperiment($slice);
    if (!defined($slice_experiment)) {
	print STDERR "Could not create new Geni slice experiment!\n";
	$response = GeniResponse->Create(GENIRESPONSE_ERROR);
	goto bad;
    }
    my $pid = $slice_experiment->pid();
    my $eid = $slice_experiment->eid();
567
568
569
570
571
572
573
574
575
576
577

    #
    # Mark the experiment locally as coming from the cooked interface.
    # This changes what tmcd returns to the local nodes.
    #
    if (exists($rspec->{'generated_by'}) &&
	$rspec->{'generated_by'} eq "libvtop") {
	$slice_experiment->Update({"geniflags" =>
				       $Experiment::EXPT_GENIFLAGS_EXPT|
				       $Experiment::EXPT_GENIFLAGS_COOKED});
    }
Leigh B. Stoller's avatar
Leigh B. Stoller committed
578
579
580
581
582
583
584
585
586
587
588
589
590
    
    #
    # Create a virt topology object. We are going to load this up as we
    # process the rspec.
    #
    my $virtexperiment = VirtExperiment->CreateNew($slice_experiment);
    if (!defined($virtexperiment)) {
	print STDERR "Could not create VirtExperiment object!\n";
	$response = GeniResponse->Create(GENIRESPONSE_ERROR);
	goto bad;
    }
    # Turn off fixnode; we will control this on the commandline.
    $virtexperiment->allowfixnode(0);
591
592

    # This is where nodes are parked until a ticket is redeemed.
593
    # This experiment no longer has to exist.
594
    my $reserved_holding = Experiment->Lookup("GeniSlices", "reservations");
Leigh B. Stoller's avatar
Leigh B. Stoller committed
595

Leigh B. Stoller's avatar
Leigh B. Stoller committed
596
    #
Leigh B. Stoller's avatar
Leigh B. Stoller committed
597
598
    # An rspec is a structure that requests specific nodes. If those
    # nodes are available, then reserve it. Otherwise the ticket
Leigh B. Stoller's avatar
Leigh B. Stoller committed
599
600
    # cannot be granted.
    #
601
602
603
    my %namemap  = ();
    my %colomap  = ();
    my %ifacemap = ();
Leigh B. Stoller's avatar
Leigh B. Stoller committed
604
    my %nodemap  = ();
605
    my @nodeids  = ();
606
    my %lannodes = ();
607
    my @dealloc;
608
609
610
611
612
613
614
615

    #
    # If this is a ticket update, we want to seed the namemap with
    # existing nodes. This is cause the rspec might refer to wildcards
    # that were already bound in a previous call. We also want to know
    # what nodes are currently reserved in case we have to release some.
    #
    if ($isupdate) {
Leigh B. Stoller's avatar
Leigh B. Stoller committed
616
617
618
619
620
621
622
623
624
625
626
627
628
629
630
631
632
633
	$slice_experiment->ClearBackupState();
	if ($slice_experiment->BackupVirtualState()) {
	    print STDERR "Could not backup virtual state!\n";
	    $response = GeniResponse->Create(GENIRESPONSE_ERROR);
	    goto bad;
	}
	if ($slice_experiment->RemoveVirtualState()) {
	    print STDERR "Could not remove virtual state!\n";
	    $response = GeniResponse->Create(GENIRESPONSE_ERROR);
	    goto bad;
	}
	$restorevirt = 1;

	if ($slice_experiment->BackupPhysicalState()) {
	    print STDERR "Could not backup physical state!\n";
	    $response = GeniResponse->Create(GENIRESPONSE_ERROR);
	    goto bad;
	}
634
635
636
637
638
639
640
	my $oldrspec;
	if ($v2 && defined($aggregate)) {
	    $oldrspec = $aggregate->GetManifest(0);
	}
	else {
	    $oldrspec = $ticket->rspec();
	}
Leigh B. Stoller's avatar
Leigh B. Stoller committed
641
	
642
	foreach my $ref (@{$oldrspec->{'node'}}) {
643
644
645
646
647
648
	    my $resource_uuid = $ref->{'component_uuid'} || $ref->{'uuid'};
	    my $manager_uuid  = $ref->{'component_manager_uuid'};
	    my $node_nickname = $ref->{'virtual_id'} || $ref->{'nickname'};
	    my $colocate      = $ref->{'colocate'} || $ref->{'phys_nickname'};

	    # Let remote nodes pass through.
649
	    next
650
651
652
		if (defined($manager_uuid) &&
		    !GeniHRN::Equal( $manager_uuid, $ENV{'MYURN'} ) &&
		    $manager_uuid ne $ENV{'MYUUID'});
653

654
655
656
657
658
659
	    # Skip lan nodes; they are fake.
	    next
		if (exists($ref->{'node_type'}) &&
		    exists($ref->{'node_type'}->{'type_name'}) &&
		    $ref->{'node_type'}->{'type_name'} eq "lan");

660
	    my $node = LookupNode($resource_uuid);
661
662
	    if (!defined($node)) {
		$response = GeniResponse->Create(GENIRESPONSE_BADARGS, undef,
Leigh B. Stoller's avatar
Leigh B. Stoller committed
663
				 "Bad resource $resource_uuid in ticket");
664
665
666
		goto bad;
	    }

667
668
669
670
671
672
	    #
	    # Grab the reservation. For backwards compatibility, we want
	    # to find nodes in the reservations holding area, and move them
	    # into the slice experiment. The holding area is no longer going
	    # to be used, at least not until we have a reservations system.
	    #
673
	    my $reservation = $node->Reservation();
674
	    if (defined($reservation) &&
675
		defined($reserved_holding) &&
676
677
678
679
680
681
		$reservation->SameExperiment($reserved_holding)) {
		if ($node->MoveReservation($slice_experiment)) {
		    print STDERR "Could not move $node to $slice_experiment\n";
		    goto bad;
		}
		$node->Refresh();
682
683
684
685
686
687
	    }
	    $namemap{$node_nickname} = $node;
	    $colomap{$colocate} = $node
		if (defined($colocate));
	}
    }
Leigh B. Stoller's avatar
Leigh B. Stoller committed
688

Leigh B. Stoller's avatar
Leigh B. Stoller committed
689
690
    print STDERR Dumper($rspec);

691
    foreach my $ref (@{$rspec->{'node'}}) {
692
693
694
695
	my $resource_uuid = $ref->{'component_uuid'} || $ref->{'uuid'};
	my $manager_uuid  = $ref->{'component_manager_uuid'};
	my $node_nickname = $ref->{'virtual_id'} || $ref->{'nickname'};
	my $colocate      = $ref->{'colocate'} || $ref->{'phys_nickname'};
696
	my $subnode_of    = $ref->{'subnode_of'};
Leigh B. Stoller's avatar
Leigh B. Stoller committed
697
698
699
	my $virtualization_type    = $ref->{'virtualization_type'};
	my $virtualization_subtype = $ref->{'virtualization_subtype'};
	my $exclusive     = $ref->{'exclusive'};
700
	my $pctype;
701
	my $osname;
Leigh B. Stoller's avatar
Leigh B. Stoller committed
702
703
	my $node;

704
	# Let remote nodes pass through.
705
	next
706
707
708
	    if (defined($manager_uuid) &&
		!GeniHRN::Equal( $manager_uuid, $ENV{'MYURN'} ) &&
		$manager_uuid ne $ENV{'MYUUID'});
709

710
711
712
713
714
715
716
717
718
719
720
721
	#
	# Lan nodes are fake and do not go into the virt topo. Need
	# to remember them though, for when we do the links below.
	# They are still in the returned ticket though. 
	#
	if (exists($ref->{'node_type'}) &&
	    exists($ref->{'node_type'}->{'type_name'}) &&
	    $ref->{'node_type'}->{'type_name'} eq "lan") {
	    $lannodes{$node_nickname} = $ref;
	    next;
	}

Leigh B. Stoller's avatar
Leigh B. Stoller committed
722
723
724
725
726
727
728
729
730
	if (defined($virtualization_type)) {
	    if ($virtualization_type eq "emulab-vnode") {
		if (defined($virtualization_subtype)) {
		    if ($virtualization_subtype eq "emulab-jail") {
			$osname = "FBSD-JAIL";
		    }
		    elsif ($virtualization_subtype eq "emulab-openvz") {
			$osname = "OPENVZ-STD";
		    }
731
		    $pctype = "pcvm";
Leigh B. Stoller's avatar
Leigh B. Stoller committed
732
733
734
735
736
737
738
739
740
741
742
743
744
745
		}
		else {
		    goto raw;
		}
	    }
	    else {
	      raw:
		# Lets force to exclusive real node.
		$ref->{'exclusive'} = $exclusive = 1;
		$ref->{'virtualization_type'} = "raw";
	    }
	}
	else {
	    $response = GeniResponse->Create(GENIRESPONSE_BADARGS, undef,
746
				     "Must provide a virtualization_type");
Leigh B. Stoller's avatar
Leigh B. Stoller committed
747
748
749
	    goto bad;

	}
750
751
752
753
754
755
	if (!defined($node_nickname)) {
	    $response = GeniResponse->Create(GENIRESPONSE_BADARGS, undef,
				     "Must provide a virtual_id for nodes");
	    goto bad;
	}

Leigh B. Stoller's avatar
Leigh B. Stoller committed
756
	#
Leigh B. Stoller's avatar
Leigh B. Stoller committed
757
	# Allow wildcarding.
Leigh B. Stoller's avatar
Leigh B. Stoller committed
758
	#
759
760
761
762
763
764
	if (!defined($resource_uuid) || $resource_uuid eq "*") {
	    if (defined($colocate) && exists($colomap{$colocate})) {
		$node = $colomap{$colocate};
	    }
	    elsif ($isupdate && exists($namemap{$node_nickname})) {
		$node = $namemap{$node_nickname};
765
	    }
Leigh B. Stoller's avatar
Leigh B. Stoller committed
766
767
	}
	else {
768
	    $node = LookupNode($resource_uuid);
Leigh B. Stoller's avatar
Leigh B. Stoller committed
769
770
771
772
773
774
775

	    if (!defined($node)) {
		$response =
		    GeniResponse->Create(GENIRESPONSE_BADARGS, undef,
					 "Bad resource $resource_uuid");
		goto bad;
	    }
776
777
	    $pctype = $node->type()
		if (!defined($pctype));
778
779
	}
	#
Leigh B. Stoller's avatar
Leigh B. Stoller committed
780
	# If no osname by this point, try for the default.
781
782
	#
	if (defined($node) && !defined($osname)) {
783
784
785
786
787
	    if (defined($node->default_osid())) {	    
		my $osinfo = OSinfo->Lookup($node->default_osid());
		$osname = $osinfo->osname()
		    if (defined($osinfo));
	    }
Leigh B. Stoller's avatar
Leigh B. Stoller committed
788
	}
789
790
791
	# The slot does not like to be NULL.
	$osname = ""
	    if (!defined($osname));
792
	
793
794
795
	# Need some kind of default.
	$pctype = "pc"
	    if (!defined($pctype));
796
	
797
798
799
800
801
	my $nodeblob = {"vname"   => $node_nickname,
			"type"    => $pctype,
			"osname"  => $osname,
			"ips"     => '', # deprecated
			"cmd_line"=> '', # bogus
Leigh B. Stoller's avatar
Leigh B. Stoller committed
802
803
			"fixed"   => (defined($subnode_of) ? $subnode_of :
				      defined($node) ? $node->node_id() : ""),
804
			};
805
806

	# Tarball and startup command.
807
	if (exists($ref->{'startup_command'})) {
808
809
810
811
812
813
814
815
816
817
818
819
820
821
	    my $startupcmd = $ref->{'startup_command'};
	    
	    if (! TBcheck_dbslot($startupcmd, "virt_nodes", "startupcmd",
			 TBDB_CHECKDBSLOT_WARN|TBDB_CHECKDBSLOT_ERROR)) {
		$response =
		    GeniResponse->Create(GENIRESPONSE_BADARGS, undef,
					 "Invalid startup command");
		goto bad;
	    }
	    $nodeblob->{'startupcmd'} = $startupcmd;
	}
	if (exists($ref->{'tarfiles'})) {
	    my $tarfiles = $ref->{'tarfiles'};
	    
822
	    if (! TBcheck_dbslot($tarfiles, "virt_nodes", "tarfiles",
823
824
825
826
827
828
			 TBDB_CHECKDBSLOT_WARN|TBDB_CHECKDBSLOT_ERROR)) {
		$response =
		    GeniResponse->Create(GENIRESPONSE_BADARGS, undef,
					 "Invalid tarfiles");
		goto bad;
	    }
829
	    $nodeblob->{'tarfiles'} = $tarfiles;
830
831
832
833
834
835
836
837
	}

	my $virtnode = $virtexperiment->NewTableRow("virt_nodes", $nodeblob);
	if (!defined($virtnode)) {
	    $response = GeniResponse->Create(GENIRESPONSE_ERROR, undef,
					     "Error creating virtnode");
	    goto bad;
	}
838

Leigh B. Stoller's avatar
Leigh B. Stoller committed
839
840
841
842
843
844
845
846
847
848
	$virtexperiment->NewTableRow("virt_node_desires",
				     {"vname"    => $node_nickname,
				      "desire"   => "pcshared",
				      "weight"   => 0.95})
	    if (!defined($exclusive) || !$exclusive);

	# Store reference so we can munge it below. 
	$nodemap{$node_nickname} = {"rspec"    => $ref,
				    "virtnode" => $virtnode};
	
849
850
851
852
	#
	# Look for interface forward declarations that will be used later
	# in the link specifications. 
	#
Leigh B. Stoller's avatar
Leigh B. Stoller committed
853
854
855
	next
	    if (!exists($ref->{'interface'}));
	
856
857
858
859
860
861
862
863
864
865
866
867
868
	foreach my $linkref (@{$ref->{'interface'}}) {
	    my $component_id = $linkref->{"component_id"};
	    my $virtual_id   = $linkref->{"virtual_id"};

	    if (!defined($virtual_id)) {
		$response = GeniResponse->Create(GENIRESPONSE_BADARGS, undef,
			     "Must provide a virtual_id for interfaces");
		goto bad;
	    }
	    
	    $ifacemap{$node_nickname} = {}
	        if (!exists($ifacemap{$node_nickname}));

Leigh B. Stoller's avatar
Leigh B. Stoller committed
869
870
871
	    # port counter.
	    my $vport = scalar(keys(%{ $ifacemap{$node_nickname} }));

872
	    # Store reference so we can munge it below. 
Leigh B. Stoller's avatar
Leigh B. Stoller committed
873
874
	    $ifacemap{$node_nickname}->{$virtual_id} = {"rspec" => $linkref,
							"vport" => $vport};
Leigh B. Stoller's avatar
Leigh B. Stoller committed
875

Leigh B. Stoller's avatar
Leigh B. Stoller committed
876
877
	    # This is used after the mapper runs since it uses vname:vport.
	    $ifacemap{"$node_nickname:$vport"} = $linkref;
Leigh B. Stoller's avatar
Leigh B. Stoller committed
878
	}
Leigh B. Stoller's avatar
Leigh B. Stoller committed
879
880
    }

881
882
883
    goto skiplinks
	if (!exists($rspec->{'link'}));
    
884
885
886
887
    #
    # Now deal with links for wildcarded nodes. We need to fill in the
    # node_uuid.
    #
Leigh B. Stoller's avatar
Leigh B. Stoller committed
888
889
    my $linknum = 1;
    
890
    foreach my $linkref (@{$rspec->{'link'}}) {
891
	my $lanname    = $linkref->{"nickname"} || $linkref->{"virtual_id"};
Leigh B. Stoller's avatar
Leigh B. Stoller committed
892
893
	my $istunnel   = (exists($linkref->{'link_type'}) &&
			  $linkref->{'link_type'} eq "tunnel");
894
895
	my $interfaces = $linkref->{'linkendpoints'} ||
	    $linkref->{'interface_ref'};
Leigh B. Stoller's avatar
Leigh B. Stoller committed
896
	my $ifacenum   = 1;
897

898
	if (!defined($lanname)) {
899
900
901
902
	    $response = GeniResponse->Create(GENIRESPONSE_BADARGS, undef,
				     "Must provide a virtual_id for links");
	    goto bad;
	}
Leigh B. Stoller's avatar
Leigh B. Stoller committed
903

904
905
906
907
908
909
910
	#
	# Ick. Before we create the virt_lan_lans entry, we have to check
	# inside to see if one of the interfaces is connected to a lan
	# node. In this case, we want to reuse (if its been created) the
	# lan name, rather then a bunch of links with one interface, which
	# would result in a bogus topology. 
	#
Leigh B. Stoller's avatar
Leigh B. Stoller committed
911
	if (!$istunnel) {
912
913
914
915
916
917
918
919
920
921
922
923
	    foreach my $ref (@{ $interfaces }) {
		my $node_nickname = $ref->{'virtual_node_id'} ||
		    $ref->{'node_nickname'};

		if (exists($lannodes{$node_nickname})) {
		    $lanname = $node_nickname;
		}
	    }
	    if (!defined($virtexperiment->Find("virt_lan_lans", $lanname))) {
		$virtexperiment->NewTableRow("virt_lan_lans",
					     {"vname" => $lanname});
	    }
Leigh B. Stoller's avatar
Leigh B. Stoller committed
924
	}
925
926
927
928
929
930
	
	foreach my $ref (@{ $interfaces }) {
	    my $node_nickname = $ref->{'virtual_node_id'} ||
		$ref->{'node_nickname'};
	    my $iface_id     = $ref->{'virtual_interface_id'} ||
		$ref->{'iface_name'};
931

932
	    if (!defined($node_nickname)) {
933
934
		$response =
		    GeniResponse->Create(GENIRESPONSE_ERROR, undef,
935
				 "$lanname: Need node id for links");
936
937
938
939
940
		goto bad;
	    }
	    if (!defined($iface_id)) {
		$response =
		    GeniResponse->Create(GENIRESPONSE_ERROR, undef,
941
				 "$lanname: Need interface id for links");
942
943
944
		goto bad;
	    }

945
946
947
948
949
950
951
952
953
	    #
	    # Look for links that are really lans; one of the interfaces
	    # is on a fake lan node, which we caught above. Just skip it
	    # since in the virt topo, a lan is just a link with more then
	    # two nodes.
	    #
	    next
		if (exists($lannodes{$node_nickname}));

954
	    if ($istunnel) {
955
		# Might be the other side. Skip for now; might bite later.
956
957
		next
		    if (!exists($namemap{$node_nickname}));
958

959
960
961
		# Not doing anything else.
		next;
	    }
Leigh B. Stoller's avatar
Leigh B. Stoller committed
962
	    if (!exists($ifacemap{$node_nickname})) {
963
964
		$response =
		    GeniResponse->Create(GENIRESPONSE_ERROR, undef,
965
				 "$lanname: No such virtual_node_id: ".
Leigh B. Stoller's avatar
Leigh B. Stoller committed
966
				 "$node_nickname");
967
		goto bad;
968
	    }
969
	    
970
	    #
971
	    # Sanity check the interface.
972
	    #
973
974
975
	    if (!exists($ifacemap{$node_nickname}->{$iface_id})) {
		$response =
		    GeniResponse->Create(GENIRESPONSE_ERROR, undef,
976
				 "$lanname: No such interface on component: ".
977
978
979
				 "$node_nickname:$iface_id");
		goto bad;
	    }
Leigh B. Stoller's avatar
Leigh B. Stoller committed
980
981
	    my $iface_ref   = $ifacemap{$node_nickname}->{$iface_id}->{"rspec"};
	    my $iface_name  = $iface_ref->{"component_id"} || "";
982
	    if( GeniHRN::IsValid( $iface_name ) ) {
983
984
		my ($urn_authority,$urn_node,$urn_iface) =
		    GeniHRN::ParseInterface( $iface_name );
985
986
		$iface_name = $urn_iface;
	    }
Leigh B. Stoller's avatar
Leigh B. Stoller committed
987
988
989
990
991
992
	    my $iface_vport = $ifacemap{$node_nickname}->{$iface_id}->{"vport"};

	    # XXX
	    my $ip     = "10.10.${linknum}.${ifacenum}";
	    my $mask   = "255.255.255.0";
	    my $member = "$node_nickname:$iface_vport";
993
994
995
996
997
	    my $bandwidth = 100000;

	    # Let user override.
	    $bandwidth = $linkref->{'bandwidth'}
	        if (exists($linkref->{'bandwidth'}));
Leigh B. Stoller's avatar
Leigh B. Stoller committed
998
999
	    
	    $virtexperiment->NewTableRow("virt_lans",
1000
					 {"vname"       => $lanname,
Leigh B. Stoller's avatar
Leigh B. Stoller committed
1001
1002
					  "vnode"       => $node_nickname,
					  "vport"       => $iface_vport,
1003
					  "trivial_ok"  => 1,
Leigh B. Stoller's avatar
Leigh B. Stoller committed
1004
1005
					  "ip"          => $ip,
					  "delay"       => 0.0,
1006
					  "bandwidth"   => $bandwidth, # kbps
Leigh B. Stoller's avatar
Leigh B. Stoller committed
1007
1008
1009
1010
					  "lossrate"    => 0.0,
					  "member"      => $member,
					  "mask"        => $mask,
					  "rdelay"      => 0.0,
1011
					  "rbandwidth"  => $bandwidth, # kbps
Leigh B. Stoller's avatar
Leigh B. Stoller committed
1012
1013
1014
1015
1016
1017
1018
1019
					  "rlossrate"   => 0.0,
					  "fixed_iface" => $iface_name});
	    $ifacenum++;
	}
	$linknum++;
    }
  skiplinks:
    $virtexperiment->Dump();
1020
1021
1022
1023
    if ($virtexperiment->Store()) {
	$response = GeniResponse->Create(GENIRESPONSE_ERROR, undef);
	goto bad;
    }
Leigh B. Stoller's avatar
Leigh B. Stoller committed
1024
1025
1026
1027
1028
1029

    # Must chdir to the work directory for the mapper.
    if (! chdir($slice_experiment->WorkDir())) {
	$response = GeniResponse->Create(GENIRESPONSE_ERROR, undef);
	goto bad;
    }
1030

Leigh B. Stoller's avatar
Leigh B. Stoller committed
1031
1032
1033
    # Do a render cause its nice to have on the show experiment page.
    system("$PRERENDER -r $pid $eid");
    system("$PRERENDER -t $pid $eid");
1034

Leigh B. Stoller's avatar
Leigh B. Stoller committed
1035
1036
1037
1038
1039
1040
1041
1042
1043
1044
1045
1046
1047
1048
1049
    #
    # Now run the mapper in impotent mode. The idea is get a solution
    # without allocating any nodes. If we get a solution, and we can
    # allocate the nodes, we update the rspec with the physical info.
    #
    my $tmpfile = POSIX::tmpnam();

    # First a prerun to get the node counts and verify topo.
    system("$VTOPGEN -p $pid $eid");
    if ($?) {
	$response =
	    GeniResponse->Create(GENIRESPONSE_ERROR, undef,
				 "Could not verify topo");
	goto bad;
    }
1050
    system("$MAPPER -n -d -v -m 3 -u -o $tmpfile $pid $eid");
Leigh B. Stoller's avatar
Leigh B. Stoller committed
1051
1052
1053
1054
1055
1056
1057
1058
    if ($?) {
	$response =
	    GeniResponse->Create(GENIRESPONSE_ERROR, undef,
				 "Could not map to resources");
	unlink($tmpfile);
	if ($isupdate) {
	    $slice_experiment->RemovePhysicalState();
	    $slice_experiment->RestorePhysicalState();
1059
	}
1060
1061
1062
1063
1064
1065
1066
1067
	# Dump the vtop.
	if (-e "$pid-$eid.vtop") {
	    print STDERR "----------------------------------------------\n";
	    print STDERR "------------------ Vtop File -----------------\n";
	    my $log = `cat $pid-$eid.vtop`;
	    print STDERR $log . "\n";
	    print STDERR "----------------------------------------------\n";
	}	    
1068
1069
1070
1071
1072
1073
1074
1075
1076
1077
1078
	#
	# Lets dump the error log too, so it ends up in the email.
	# Have to figure out a better approach for this.
	#
	if (-e "assign.log") {
	    print STDERR "----------------------------------------------\n";
	    print STDERR "------------- Assign Error Log ---------------\n";
	    my $log = `cat assign.log`;
	    print STDERR $log . "\n";
	    print STDERR "----------------------------------------------\n";
	}	    
Leigh B. Stoller's avatar
Leigh B. Stoller committed
1079
	goto bad;
1080
    }
1081
1082
1083
1084
1085
1086
1087
1088
1089
1090
1091
    my $solution =
	eval { XMLin($tmpfile, KeyAttr => [],
		     ForceArray => ["node", "link", "interface",
				    "interface_ref", "linkendpoints"]) };
    if ($@) {
	print STDERR "XMLin error: $@\n";
	$response = GeniResponse->Create(GENIRESPONSE_ERROR, undef,
					 "XML error in solution");
	goto bad;
    }

Leigh B. Stoller's avatar
Leigh B. Stoller committed
1092
1093
1094
1095
1096
1097
    unlink($tmpfile);
    print Dumper($solution);

    foreach my $ref (@{$solution->{'node'}}) {
	my $virtual_id     = $ref->{"virtual_id"};
	my $component_uuid = $ref->{"component_uuid"};
1098
1099
1100
1101
1102
1103
	if (!exists($nodemap{$virtual_id})) {
	    $response =
		GeniResponse->Create(GENIRESPONSE_ERROR, undef,
				     "Mapper inserted nodes you did not want");
	    goto bad;
	}
Leigh B. Stoller's avatar
Leigh B. Stoller committed
1104
1105
	my $rspec          = $nodemap{$virtual_id}->{'rspec'};
	my $virtnode       = $nodemap{$virtual_id}->{'virtnode'};
1106
	my $node           = LookupNode($component_uuid);
Leigh B. Stoller's avatar
Leigh B. Stoller committed
1107
1108
	my $colocate       = $rspec->{'colocate'} ||
	    $rspec->{'phys_nickname'};
1109
	my $exclusive      = $rspec->{'exclusive'};
1110
	my $subnode_of     = $rspec->{'subnode_of'};
1111
1112
	$exclusive = 0
	    if (!defined($exclusive));
Leigh B. Stoller's avatar
Leigh B. Stoller committed
1113
	
1114
1115
	$rspec->{'component_urn'} = GeniHRN::Generate( $OURDOMAIN, "node",
						       $node->node_id() );
Leigh B. Stoller's avatar
Leigh B. Stoller committed
1116
	$rspec->{'component_uuid'} = $component_uuid;
1117
1118
	$rspec->{'component_manager_urn'} = $ENV{'MYURN'};
	$rspec->{'component_manager_uuid'} = $ENV{'MYUUID'};
Leigh B. Stoller's avatar
Leigh B. Stoller committed
1119
1120

	# Also update the virtexperiment table row.