libvtop_test.pm.in 291 KB
Newer Older
1
#!/usr/bin/perl -w
2
#
3
# Copyright (c) 2005-2013 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
# 
# {{{EMULAB-LICENSE
# 
# This file is part of the Emulab network testbed software.
# 
# This file is free software: you can redistribute it and/or modify it
# under the terms of the GNU Affero General Public License as published by
# the Free Software Foundation, either version 3 of the License, or (at
# your option) any later version.
# 
# This file is distributed in the hope that it will be useful, but WITHOUT
# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
# FITNESS FOR A PARTICULAR PURPOSE.  See the GNU Affero General Public
# License for more details.
# 
# You should have received a copy of the GNU Affero General Public License
# along with this file.  If not, see <http://www.gnu.org/licenses/>.
# 
# }}}
23
#
24
package libvtop_test;
25
26
27
28

use strict;
use Exporter;
use vars qw(@ISA @EXPORT @EXPORT_OK
29
	    $VTOP_FLAGS_UPDATE $VTOP_FLAGS_VERBOSE $VTOP_FLAGS_QUIET
30
	    $VTOP_FLAGS_FIXNODES $VTOP_FLAGS_IMPOTENT $VTOP_FLAGS_ALLOCONLY
31
	    $VTOP_FLAGS_REGRESSION $VTOP_FLAGS_FIXLANNODES);
32
33
34
35
36

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

use libdb;
37
use libtblog_simple;
38
39
use libtestbed;
use Experiment;
40
use EmulabConstants;
41
42
43
44
45
use VirtExperiment;
use Node;
use NodeType;
use Lan;
use OSinfo;
46
use Blockstore;
47
use Image;
48
use Port;
49
use English;
50
use emutil qw(SpanningTree GenFakeMac);
51
52
use Data::Dumper;
use Carp;
53
use POSIX;
54
use XML::LibXML;
55
use XML::Simple;
56
57

# Configure variables
58
59
my $TB		  = "@prefix@";
my $BOSSNODE      = "@BOSSNODE@";
60
my $AVAIL         = "$TB/bin/avail";
61
62
63
my $NALLOC        = "$TB/bin/nalloc";
my $NFREE         = "$TB/bin/nfree";
my $OS_SELECT     = "$TB/bin/os_select";
64
my $DELAYCAPACITY = @DELAYCAPACITY@;	# Can be overridden by user.
65
my $DELAYTHRESH   = @DELAYTHRESH@;
66
my $PGENISUPPORT  = @PROTOGENI_SUPPORT@;
67
my $PGENIRACK     = @PROTOGENI_GENIRACK@;
68
my $OURDOMAIN     = "@OURDOMAIN@";
69
my $MAINSITE      = @TBMAINSITE@;
70
71
72
73
74
75
my $mycmurn       = "";

if ($PGENISUPPORT) {
  require GeniHRN;
  $mycmurn = GeniHRN::Generate("@OURDOMAIN@", "authority", "cm");  
}
76
77
78
79

# Flags.
$VTOP_FLAGS_VERBOSE	= 0x01;
$VTOP_FLAGS_UPDATE	= 0x02;
80
$VTOP_FLAGS_FIXNODES	= 0x04;
81
$VTOP_FLAGS_IMPOTENT	= 0x08;
82
$VTOP_FLAGS_REGRESSION  = 0x10;
83
$VTOP_FLAGS_QUIET       = 0x20;
84
$VTOP_FLAGS_ALLOCONLY	= 0x40;
85
$VTOP_FLAGS_FIXLANNODES	= 0x80;
86

87
@EXPORT_OK = qw($VTOP_FLAGS_UPDATE $VTOP_FLAGS_VERBOSE $VTOP_FLAGS_FIXNODES
88
		$VTOP_FLAGS_IMPOTENT $VTOP_FLAGS_REGRESSION $VTOP_FLAGS_QUIET
89
		$VTOP_FLAGS_ALLOCONLY $VTOP_FLAGS_FIXLANNODES);
90
91
92
93

#
# Create an object representing the stuff we need to create the vtop file.
#
94
sub Create($$$$)
95
{
96
    my ($class, $experiment, $user, $flags) = @_;
97
98
99
100
101
102
103
104
105

    my $virtexperiment = VirtExperiment->Lookup($experiment);
    if (!defined($virtexperiment)) {
	tberror("Could not load virtual experiment object for $experiment\n");
	return undef;
    }

    my $self              = {};
    $self->{'EXPERIMENT'} = $experiment;
106
    $self->{'USER'}       = $user;
107
108
109
    $self->{'VIRTEXPT'}   = $virtexperiment;
    $self->{'FLAGS'}      = $flags;
    $self->{'VNODES'}     = {};
110
111
    $self->{'DELAYNODES'} = {};
    $self->{'LANNODES'}   = {};
112
    $self->{'BRIDGES'}    = {};
113
114
    $self->{'BLOCKSTORES'}= {};
    $self->{'SANHOSTS'}   = {};
115
    $self->{'VLANS'}      = {};
Leigh B Stoller's avatar
Leigh B Stoller committed
116
    $self->{'VPATHS'}     = {};
117
118
119
120
    $self->{'MEMBEROF'}   = {};
    $self->{'COUNTERS'}   = {};
    $self->{'EXPTSTATS'}  = {};
    $self->{'DELAYLINKS'} = {};
Leigh B Stoller's avatar
Leigh B Stoller committed
121
    $self->{'VLINKS'}     = {};
122
123
    $self->{'OPTIONS'}    = {};
    $self->{'DELAYID'}    = 0;
124
    $self->{'PHOSTID'}    = 0;
125
    $self->{'IFACEID'}    = 32768;
126
    $self->{'PORTBW'}     = {};
127
128
129
130
    $self->{'RESULTS'}    = { "nodes"  => [],
			      "links"  => [],
			      "class"  => [],
			      "fixed"  => [] };
131
    $self->{'RSPEC'}      = {};
132
    $self->{'GENIRSPEC'}  = undef;
133
134

    # Mostly for update mode.
135
136
    $self->{'FIXEDNODES'}  = {};
    $self->{'CURRENT_V2P'} = {};
137
    $self->{'CURRENT_V2P'} = {};
138
139
    $self->{'CURRENT_P2V'} = {};
    $self->{'CURRENT_V2V'} = {};
140
141
    $self->{'OLDRSRVCLEAN_FLAG'}  = 0;
    $self->{'OLDRSRVCLEAN_NODES'} = {};
142

143
144
145
    # This is just for lannodes.
    $self->{'CURRENT_V2PMAP'} = {};

146
    # Below is for interpretation of assign results.
147
    $self->{'PNODES'}      = {};
148
149
    $self->{'SOLUTION'}    = {};
    $self->{'NEWRESERVED'} = {};	# Newly reserved nodes.
150
    $self->{'NORECOVER'}   = 0;	
151
    
152
    bless($self, $class);
153
154
    $virtexperiment->Dump()
	if (0 && $self->verbose());
155
156
157
158
159

    return $self;
}
# accessors
sub experiment($)       { return $_[0]->{'EXPERIMENT'}; }
160
sub user($)             { return $_[0]->{'USER'}; }
161
162
163
sub virtexperiment($)   { return $_[0]->{'VIRTEXPT'}; }
sub flags($)            { return $_[0]->{'FLAGS'}; }
sub vnodes($)           { return $_[0]->{'VNODES'}; }
164
sub delaynodes($)       { return $_[0]->{'DELAYNODES'}; }
165
sub bridges($)          { return $_[0]->{'BRIDGES'}; }
166
167
sub blockstores($)      { return $_[0]->{'BLOCKSTORES'}; }
sub sanhosts($)         { return $_[0]->{'SANHOSTS'}; }
168
sub lannodes($)         { return $_[0]->{'LANNODES'}; }
169
sub vlans($)            { return $_[0]->{'VLANS'}; }
170
sub memberof($)         { return $_[0]->{'MEMBEROF'}; }
Leigh B Stoller's avatar
Leigh B Stoller committed
171
sub vpaths($)           { return $_[0]->{'VPATHS'}; }
172
sub counters($)         { return $_[0]->{'COUNTERS'}; }
173
sub counter($$)         { return $_[0]->{'COUNTERS'}->{$_[1]}; }
174
sub options($)          { return $_[0]->{'OPTIONS'}; }
175
176
sub option($$)          { return (exists($_[0]->{'OPTIONS'}->{$_[1]}) ?
				  $_[0]->{'OPTIONS'}->{$_[1]} : undef); }
177
sub exptstats($)        { return $_[0]->{'EXPTSTATS'}; }
Leigh B Stoller's avatar
Leigh B Stoller committed
178
sub vlinks($)           { return $_[0]->{'VLINKS'}; }
179
180
181
sub delaylinks($)       { return $_[0]->{'DELAYLINKS'}; }
sub delaynodecount()    { return scalar(keys(%{ $_[0]->delaynodes() })); }
sub portbw($)           { return $_[0]->{'PORTBW'}; }
182
sub results($)          { return $_[0]->{'RESULTS'}; }
183
184
185
sub current_v2p($)      { return $_[0]->{'CURRENT_V2P'}; }
sub current_p2v($)      { return $_[0]->{'CURRENT_P2V'}; }
sub current_v2v($)      { return $_[0]->{'CURRENT_V2V'}; }
186
sub current_v2pmap($)   { return $_[0]->{'CURRENT_V2PMAP'}; }
187
188
sub pnodes($)           { return $_[0]->{'PNODES'}; }
sub fixednodes($)       { return $_[0]->{'FIXEDNODES'}; }
189
sub newreserved($)      { return $_[0]->{'NEWRESERVED'}; }
190
sub rspec($)            { return $_[0]->{'RSPEC'}; }
191
sub genirspec($)        { return $_[0]->{'GENIRSPEC'}; }
192
sub newreservednodes($) { return keys(%{ $_[0]->{'NEWRESERVED'} }); }
193
sub oldreservednodes($) { return $_[0]->{'OLDRSRVCLEAN_NODES'}; }
194
sub norecover($)        { return $_[0]->{'norecover'}; }
195
196
197
198
199
200
201
202
203
sub pid($)		{ return $_[0]->experiment()->pid(); }
sub pid_idx($)		{ return $_[0]->experiment()->pid_idx(); }
sub eid($)		{ return $_[0]->experiment()->eid(); }
sub exptidx($)		{ return $_[0]->experiment()->idx(); }

# The virtual tables from the DB.
sub virt_table($$)      { return $_[0]->virtexperiment()->Table($_[1]); }
sub virt_vtypes($)	{ return $_[0]->virt_table("virt_vtypes"); }
sub virt_nodes($)       { return $_[0]->virt_table("virt_nodes"); }
204
205
sub virt_lans($)        { return $_[0]->virt_table("virt_lans"); }
sub virt_lan_lans($)    { return $_[0]->virt_table("virt_lan_lans"); }
Leigh B Stoller's avatar
Leigh B Stoller committed
206
sub virt_paths($)       { return $_[0]->virt_table("virt_paths"); }
207
sub virt_bridges($)     { return $_[0]->virt_table("virt_bridges"); }
208
sub virt_desires($)	{ return $_[0]->virt_table("virt_node_desires"); }
209
sub virt_attributes($)	{ return $_[0]->virt_table("virt_node_attributes"); }
210
sub virt_startloc($)	{ return $_[0]->virt_table("virt_node_startloc"); }
211
212
213
214
sub virt_trafgens($)	{ return $_[0]->virt_table("virt_trafgens"); }
sub virt_lan_settings($){ return $_[0]->virt_table("virt_lan_settings"); }
sub virt_lan_member_settings($)	{
    return $_[0]->virt_table("virt_lan_member_settings"); }
215
216
217
sub virt_blockstores($) { return $_[0]->virt_table("virt_blockstores"); }
sub virt_blockstore_attributes($) {
    return $_[0]->virt_table("virt_blockstore_attributes"); }
218
219
220
221

# Given a vname, is it a node in the topo (or something else like a delay).
sub isatoponode($$)     { return exists($_[0]->vnodes()->{$_[1]}); }
sub isadelaynode($$)    { return exists($_[0]->delaynodes()->{$_[1]}); }
222
sub isasanhost($$)      { return exists($_[0]->sanhosts()->{$_[1]}); }
223
224
225

# Debug output.
sub verbose($)		{ return $_[0]->flags() & $VTOP_FLAGS_VERBOSE; }
226
sub quiet($)		{ return $_[0]->flags() & $VTOP_FLAGS_QUIET; }
227
sub updating($)		{ return $_[0]->flags() & $VTOP_FLAGS_UPDATE; }
228
sub fixcurrent($)	{ return $_[0]->flags() & $VTOP_FLAGS_FIXNODES; }
229
sub fixlanodes($)	{ return $_[0]->flags() & $VTOP_FLAGS_FIXLANNODES; }
230
sub impotent($)		{ return $_[0]->flags() & $VTOP_FLAGS_IMPOTENT; }
231
sub alloconly($)	{ return $_[0]->flags() & $VTOP_FLAGS_ALLOCONLY; }
232
sub regression($)	{ return $_[0]->flags() & $VTOP_FLAGS_REGRESSION; }
233
sub printdb($$)		{ print $_[1] if ($_[0]->verbose()); return 1; }
234

235
# We name delay nodes internally as they are needed.
236
sub nextdelayname($)    { return "tbdelay" . $_[0]->{'DELAYID'}++; }
237
# For when the user wants a specific delay os. Use a desire.
238
239
240
241
# sub delay_desire($)	{ return $_[0]->option("delay_desire_string"); }
sub delay_desire_type($)	{ return $_[0]->option("delay_desire_type"); }
sub delay_desire_name($)	{ return $_[0]->option("delay_desire_name"); }
sub delay_desire_penalty($)	{ return $_[0]->option("delay_desire_penalty"); }
242
243
# For XML
sub nextifacenumber($)  { return $_[0]->{'IFACEID'}++; }
244
sub nextphostnumber($)  { return $_[0]->{'PHOSTID'}++; }
245

246
247
248
249
# Virtual Types. 
sub virttypeisvtype($$) { return $_[0]->virt_vtypes()->Find($_[1]); }
sub VirtTypes($)        { return $_[0]->virt_vtypes()->Rows(); }

250
251
252
# Caller will want these.
sub minimum_nodes($)    { return $_[0]->counter("minimum_nodes"); }
sub maximum_nodes($)    { return $_[0]->counter("maximum_nodes"); }
253
sub nodecount($)	{ return $_[0]->counter("nodecount"); }
254
sub plabcount($)	{ return $_[0]->counter("plabcount"); }
255
sub genicount($)	{ return $_[0]->counter("genicount"); }
256
257
258
sub virtnodecount($)	{ return $_[0]->counter("virtcount"); }
sub simnodecount($)	{ return $_[0]->counter("simcount"); }
sub remotenodecount($)	{ return $_[0]->counter("remotecount"); }
259
sub sharednodecount($)	{ return $_[0]->counter("sharedcount"); }
260
sub bstorecount($)	{ return $_[0]->counter("bstorecount"); }
261

262
sub createLink($$$$$$$$$)
263
{
264
265
266
    # $others here will be a hashtable for the link flags.  The table
    # could also contain non-default values for latency and
    # packet_loss
267
    my ($self, $name, $plink, $cm, $src, $dst, $bw, $type, $others) = @_;
Tarun Prabhu's avatar
Tarun Prabhu committed
268
    my $ref = {
269
270
271
	'virtual_id'     => $name,
	'plink'		 => $plink,
	'manager_urn'    => $cm,
272
	'link_type'      => $type,
Tarun Prabhu's avatar
Tarun Prabhu committed
273
274
275
276
277
278
279
280
281
	'interface_ref'  => [$src, $dst],
	'capacity'       => $bw,
	'packet_loss'    => "0",
	'latency'        => "0"
    };
    
    if ($others) {
	while ( my ($key, $value) = each %{$others} ) {
	    $ref->{$key} = $value;
282
	}
Tarun Prabhu's avatar
Tarun Prabhu committed
283
284
285
286
287
    }
    if (!exists($self->rspec()->{'link'})) {
	$self->rspec()->{'link'} = [];
    }
    push(@{ $self->rspec()->{'link'} }, $ref);
288
289
}

290
sub createNode ($$$$$$$;$)
291
{
292
293
294
    # $others here will be a hashtable for the desires
    # The key will be the desire name and the value will be a pair
    # of the desire type and the penalty
295
    my ($self, $name, $cm, $type, $typecount, $desires, $others, $ifaces) = @_;
Tarun Prabhu's avatar
Tarun Prabhu committed
296
    my $ref = {
297
298
	'virtual_id'    => $name,
	'manager_urn'   => $cm,
Tarun Prabhu's avatar
Tarun Prabhu committed
299
300
301
302
303
304
305
306
307
308
309
310
    };
    
    my $typename = $type;
    my $typeslots = $typecount;
    my $isstatic = 0;
    if ($typename =~ /^\*([-\w]*)$/) {
	$typename = $1;
	$isstatic = 1;
    }
    if ($typecount eq '*') {
	$typeslots = 'unlimited';
    }
311

Tarun Prabhu's avatar
Tarun Prabhu committed
312
313
    # We will need this to generate interface names later
    $ref->{'interface_count'} = 0;
314
    $ref->{'interfaces'} = $ifaces;
Tarun Prabhu's avatar
Tarun Prabhu committed
315
316
317
318
319
320
321
322
323

    $ref->{'node_type'} = $typename;
    $ref->{'type_slots'} = $typecount;
    $ref->{'node_static'} = $isstatic;

    my $desiretable = {};
    if ($desires) {
	while ( my ($key, $value) = each %{$desires} ) {
	    $desiretable->{$key} = $value;
324
	}
Tarun Prabhu's avatar
Tarun Prabhu committed
325
326
327
328
329
330
    }
    $ref->{'desires'} = $desiretable;
    
    if ($others) {
	while ( my ($key, $value) = each %{$others} ) {
	    $ref->{$key} = $value;
331
	}
Tarun Prabhu's avatar
Tarun Prabhu committed
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
    }
    
    if (!exists($self->rspec()->{'node'})) {
	$self->rspec()->{'node'} = [];
    }
    push(@{ $self->rspec()->{'node'} }, $ref);
}

sub createVClass ($$$$)
{
    my ($self, $name, $weight, $members) = @_;
    my $ref = {
	'name'    => $name,
	'weight'  => $weight,
	'members' => $members
    };
    if (!exists($self->rspec()->{'vclass'})) {
	$self->rspec()->{'vclass'} = [];
    }
    push(@{ $self->rspec()->{'vclass'} }, $ref);
}

sub createFixedNode ($$$)
{
    my ($self, $vnode, $pnode) = @_;
    my $ref = { 'vnode' => $vnode,
358
359
		# XXX Going to need a URN in rspec output ...
		'pnode' => $pnode,
Tarun Prabhu's avatar
Tarun Prabhu committed
360
361
362
363
364
365
366
    };
    if (!exists($self->rspec()->{'fixed'})) {
	$self->rspec()->{'fixed'} = [];
    }
    push(@{ $self->rspec()->{'fixed'} }, $ref);
}

367
368
369
370
371
372
373
###############################################################################
# Virtual Nodes. A separate package so we can create objects for each one
# and then add local stuff to them.
#
package libvtop::virt_node;
use Carp;
use vars qw($AUTOLOAD);
374
use overload ('""' => 'Stringify');
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404

# To avoid wrtting out all the methods.
sub AUTOLOAD {
    my $self = shift;
    my $type = ref($self) or croak "$self is not an object";

    my $name = $AUTOLOAD;
    $name =~ s/.*://;   # strip fully-qualified portion

    if (@_) {
	return $self->{'HASH'}->{$name} = shift;
    }
    elsif (exists($self->{'HASH'}->{$name})) {
	return $self->{'HASH'}->{$name};
    }
    else {
	return $self->virt_node()->$name();
    }
}

#
# Wrap up a virt node.
#
sub Create($$$)
{
    my ($class, $vtop, $virt_node) = @_;

    my $self = {};
    bless($self, $class);

405
406
407
408
409
    $self->{'VIRTNODE'}   = $virt_node;
    $self->{'VTOP'}       = $vtop;
    $self->{'HASH'}       = {};
    # The virtlans this virtnode is a member of. 
    $self->{'MEMBERSHIP'} = {};
410
    
411
412
413
414
415
416
    return $self;
}
# accessors
sub virt_node($)	{ return $_[0]->{'VIRTNODE'}; }
sub vtop($)		{ return $_[0]->{'VTOP'}; }
sub hash($)		{ return $_[0]->{'HASH'}; }
417
418
sub membership($)       { return $_[0]->{'MEMBERSHIP'}; }
sub memberlist($)       { return values(%{ $_[0]->{'MEMBERSHIP'} }); }
419
420
421
422
423
424
425
426

# Break circular reference someplace to avoid exit errors.
sub DESTROY {
    my $self = shift;

    $self->{'VIRTNODE'}   = undef;
    $self->{'VTOP'}       = undef;
    $self->{'HASH'}       = undef;
427
    $self->{'MEMBERSHIP'} = undef;
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
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
sub Stringify($)
{
    my ($self) = @_;
    my $vname  = $self->vname();

    return "[vnode:$vname]";
}

###############################################################################
# Virtual Lans. This wraps up the virt_lan_lan table, and allows storing
# the members (virt_lans table entries).
#
package libvtop::virt_lan;
use Carp;
use vars qw($AUTOLOAD);
use overload ('""' => 'Stringify');

# To avoid wrtting out all the methods.
sub AUTOLOAD {
    my $self = shift;
    my $type = ref($self) or croak "$self is not an object";

    my $name = $AUTOLOAD;
    $name =~ s/.*://;   # strip fully-qualified portion

    if (@_) {
	return $self->{'HASH'}->{$name} = shift;
    }
    elsif (exists($self->{'HASH'}->{$name})) {
	return $self->{'HASH'}->{$name};
    }
    else {
	return $self->virt_lanlan()->$name();
    }
}

#
# Wrap up a virt lan.
#
sub Create($$$$)
{
    my ($class, $vtop, $virt_lanlan) = @_;

    my $self = {};
    bless($self, $class);

    $self->{'VIRTLANLAN'}    = $virt_lanlan;
    $self->{'VTOP'}          = $vtop;
478
479
    $self->{'MEMBERHASH'}    = {};
    $self->{'MEMBERLIST'}    = [];
480
481
482
483
484
485
486
    $self->{'SHAPEDMEMBERS'} = {};
    $self->{'HASH'}          = {};

    return $self;
}
# accessors
sub virt_lanlan($)	{ return $_[0]->{'VIRTLANLAN'}; }
487
488
sub members($)		{ return $_[0]->{'MEMBERHASH'}; }
sub memberlist($)       { return @{ $_[0]->{'MEMBERLIST'} }; }
489
sub member($$)          { return @{ $_[0]->{'MEMBERLIST'} }[$_[1]]; }
490
491
492
sub shapedmembers($)	{ return $_[0]->{'SHAPEDMEMBERS'}; }
sub vtop($)		{ return $_[0]->{'VTOP'}; }
sub hash($)		{ return $_[0]->{'HASH'}; }
493
sub islink($)           { return (@{ $_[0]->{'MEMBERLIST'} } == 2 ? 1 : 0); }
494
495
496
497
498
499

# Break circular reference someplace to avoid exit errors.
sub DESTROY {
    my $self = shift;

    $self->{'VIRTLANLAN'} = undef;
500
501
    $self->{'MEMBERHASH'} = undef;
    $self->{'MEMBERLIST'} = undef;
502
503
504
505
506
507
508
509
510
511
512
513
    $self->{'VTOP'}       = undef;
    $self->{'HASH'}       = undef;
}

sub Stringify($)
{
    my ($self) = @_;
    my $vname  = $self->vname();

    return "[vlan:$vname]";
}

514
515
516
517
518
sub addmember($$)
{
    my ($self, $vlanmember) = @_;
    
    $self->members()->{$vlanmember->member()} = $vlanmember;
519
520

    @{ $self->{'MEMBERLIST'} }[$vlanmember->vindex()] = $vlanmember;
521
522
523
524

    return 0;
}

525
526
527
528
529
530
531
532
#
# Other support functions.
#
sub usevirtiface($)
{
    my ($self) = @_;
    my $encap  = $self->_encapstyle();

533
    return ($encap eq "veth-ne" || $encap eq "vlan");
534
535
536
537
538
539
540
541
}
sub membershaped($$) {
    my ($self, $member) = @_;
    return $self->shapedmembers()->{"$member"};
}
sub setmembershaped($$) {
    my ($self, $member) = @_;
    $self->shapedmembers()->{"$member"} = 1;
542
    $member->_shaped(1);
543
544
545
546
547
548
549
550
551
}

###############################################################################
# Virtual Lans Member. A separate package so we can create objects for
# each one and then add local stuff to them.
#
package libvtop::virt_lan_member;
use Carp;
use vars qw($AUTOLOAD);
552
use overload ('""' => 'Stringify', 'eq' => 'StringEQ');
553
554
555
556
557
558
559
560
561
562
563
564
565
566
567
568
569
570
571
572
573
574
575
576
577
578
579
580
581
582
583
584
585
586
587
588
589
590
591
592
593
594
595
596
597
598
599
600
601
602
603
604
605
606
607
608
609
610
611
612
613
614
615
616
617

# To avoid wrtting out all the methods.
sub AUTOLOAD {
    my $self = shift;
    my $type = ref($self) or croak "$self is not an object";

    my $name = $AUTOLOAD;
    $name =~ s/.*://;   # strip fully-qualified portion

    if (@_) {
	return $self->{'HASH'}->{$name} = shift;
    }
    elsif (exists($self->{'HASH'}->{$name})) {
	return $self->{'HASH'}->{$name};
    }
    else {
	return $self->virt_member()->$name();
    }
}

#
# Wrap up a virt lan member.
#
sub Create($$$$)
{
    my ($class, $vtop, $virt_member, $virt_lan) = @_;

    my $self = {};
    bless($self, $class);

    $self->{'VIRTMEMBER'} = $virt_member;
    $self->{'VIRTLAN'}    = $virt_lan;
    $self->{'VIRTNODE'}   = $vtop->vnodes()->{$virt_member->vnode()};
    $self->{'VTOP'}       = $vtop;
    $self->{'HASH'}       = {};

    return $self;
}
# accessors
sub virt_member($)	{ return $_[0]->{'VIRTMEMBER'}; }
sub virt_lan($)		{ return $_[0]->{'VIRTLAN'}; }
sub virt_node($)	{ return $_[0]->{'VIRTNODE'}; }
sub vtop($)		{ return $_[0]->{'VTOP'}; }
sub hash($)		{ return $_[0]->{'HASH'}; }

# Break circular reference someplace to avoid exit errors.
sub DESTROY {
    my $self = shift;

    $self->{'VIRTLAN'}    = undef;
    $self->{'VIRTNODE'}   = undef;
    $self->{'VIRTMEMBER'} = undef;
    $self->{'VTOP'}       = undef;
    $self->{'HASH'}       = undef;
}

sub Stringify($)
{
    my ($self) = @_;
    my $vnode  = $self->vnode();
    my $vport  = $self->vport();

    return "$vnode:$vport";
}

618
619
620
621
622
623
624
sub StringEQ($$)
{
    my ($self, $other) = @_;

    return ($self->Stringify() eq "$other" ? 1 : 0);
}

625
626
627
628
629
630
631
632
sub usevirtiface($)
{
    my ($self) = @_;
    my $encap  = $self->_encapstyle();

    return ($encap eq "veth-ne" || $encap eq "vlan");
}

Leigh B Stoller's avatar
Leigh B Stoller committed
633
634
635
636
637
638
639
640
641
642
643
644
645
646
647
648
649
650
651
652
653
654
655
656
657
658
659
660
661
662
663
664
665
666
667
668
669
670
671
672
673
674
675
676
###############################################################################
# Virtual Paths This wraps up the virt_paths table
#
package libvtop::virt_path;
use Carp;
use vars qw($AUTOLOAD);
use overload ('""' => 'Stringify');

# To avoid wrtting out all the methods.
sub AUTOLOAD {
    my $self = shift;
    my $type = ref($self) or croak "$self is not an object";

    my $name = $AUTOLOAD;
    $name =~ s/.*://;   # strip fully-qualified portion

    if (@_) {
	return $self->{'HASH'}->{$name} = shift;
    }
    elsif (exists($self->{'HASH'}->{$name})) {
	return $self->{'HASH'}->{$name};
    }
    else {
	return $self->virt_path()->$name();
    }
}

#
# Wrap up a virt path
#
sub Create($$$$)
{
    my ($class, $vtop, $pathname, $layer) = @_;

    my $self = {};
    bless($self, $class);

    $self->{'PATHNAME'}      = $pathname;
    $self->{'LAYER'}         = $layer;
    $self->{'VTOP'}          = $vtop;
    $self->{'MEMBERHASH'}    = {};
    $self->{'MEMBERLIST'}    = [];
    $self->{'VIRTLANHASH'}   = {};
    $self->{'VIRTLANLIST'}   = [];
677
    $self->{'IMPLEMENTS'}    = {};
Leigh B Stoller's avatar
Leigh B Stoller committed
678
679
680
681
682
683
684
685
686
    $self->{'HASH'}          = {};

    return $self;
}
# accessors
sub pathname($)		{ return $_[0]->{'PATHNAME'}; }
sub layer($)		{ return $_[0]->{'LAYER'}; }
sub members($)		{ return $_[0]->{'MEMBERHASH'}; }
sub memberlist($)       { return @{ $_[0]->{'MEMBERLIST'} }; }
687
sub virtlanlist($)      { return @{ $_[0]->{'VIRTLANLIST'} }; }
Leigh B Stoller's avatar
Leigh B Stoller committed
688
689
690
691
sub member($$)		{ return $_[0]->{'MEMBERLIST'}->[$_[1]]; }
sub lanlink($$)		{ return $_[0]->{'VIRTLANLIST'}->[$_[1]]; }
sub vtop($)		{ return $_[0]->{'VTOP'}; }
sub hash($)		{ return $_[0]->{'HASH'}; }
692
sub implements($)	{ return $_[0]->{'IMPLEMENTS'}; }
Leigh B Stoller's avatar
Leigh B Stoller committed
693
694
695
696
697
698
699
700
701
702
703
704

# Break circular reference someplace to avoid exit errors.
sub DESTROY {
    my $self = shift;

    $self->{'LAYER'}      = undef;
    $self->{'PATHNAME'}   = undef;
    $self->{'MEMBERHASH'} = undef;
    $self->{'MEMBERLIST'} = undef;
    $self->{'VIRTLANHASH'} = undef;
    $self->{'VIRTLANLIST'} = undef;
    $self->{'VTOP'}       = undef;
705
    $self->{'IMPLEMENTS'} = undef;
Leigh B Stoller's avatar
Leigh B Stoller committed
706
707
708
709
710
711
712
713
714
715
716
717
718
719
720
721
722
723
724
725
726
727
728
729
730
731
732
733
734
735
736
737
738
739
740
741
742
743
744
745
746
747
748
749
750
751
752
753
754
755
756
    $self->{'HASH'}       = undef;
}

sub Stringify($)
{
    my ($self) = @_;
    my $vname  = $self->pathname();
    my $layer  = $self->layer();

    return "[vpath:$vname:$layer]";
}

sub addmember($$$)
{
    my ($self, $vpath, $virtlan) = @_;
    
    $self->members()->{$vpath->segmentname()} = $vpath;
    $self->{'VIRTLANHASH'}->{$vpath->segmentname()} = $virtlan;
    # We care about this ordering.
    $self->{'MEMBERLIST'}->[$vpath->segmentindex()]  = $vpath;
    $self->{'VIRTLANLIST'}->[$vpath->segmentindex()] = $virtlan;
    return 0;
}

sub firstmember($)
{
    my ($self) = @_;

    # The lanlink for the first segment.
    my $virtlan = $self->lanlink(0);

    # Both members of a link.
    my ($member0,$member1) = $virtlan->memberlist();

    # The first member.
    return $member0;
}

sub lastmember($)
{
    my ($self) = @_;

    # The lanlink for the last segment.
    my $virtlan = $self->lanlink(scalar($self->memberlist()) - 1);

    # Both members of a link.
    my ($member0,$member1) = $virtlan->memberlist();

    # The last member.
    return $member1;
}
757

758
759
760
761
762
763
764
765
766
767
768
769
770
sub addimplements($$)
{
    my ($self, $virtlan) = @_;

    $self->implements()->{$virtlan->vname()} = $virtlan;
}
sub doesimplement($$)
{
    my ($self, $virtlan) = @_;

    return exists($self->implements()->{$virtlan->vname()});
}

771
772
773
#############################################################################
# Back to the main package.
#
774
package libvtop_test;
775

776
777
778
779
780
781
782
783
784
785
786
787
788
789
790
791
792
793
794
795
796
797
798
799
800
801
802
803
804
805
806
807
808
809
810
811
#
# Load some physical info (for types, interfaces, speeds).
#
sub LoadPhysInfo($)
{
    my ($self) = @_;

    $self->printdb("Loading physical info\n");

    #
    # Interface capabilities, for getting speeds.
    #
    my %interface_capabilities = ();

    my $query_result =
	DBQueryWarn("select * from interface_capabilities");
    return -1
	if (!$query_result);

    while (my ($type, $capkey, $capval) = $query_result->fetchrow()) {
	$interface_capabilities{$type} = {}
  	    if (!defined($interface_capabilities{$type}));
	$interface_capabilities{$type}->{$capkey} = $capval;
    }

    #
    # Now get interface speeds for each type/class. We use this for
    # determining if a delay node is required. Very hacky, quite
    # wrong.
    #
    my %node_type_linkbw = ();
    
    $query_result =
	DBQueryWarn("select distinct i.interface_type,n.type ".
		    "  from interfaces as i ".
		    "left join nodes as n on n.node_id=i.node_id ".
812
813
814
815
		    "where n.type is not null and ".
		    "      (i.role='" . TBDB_IFACEROLE_EXPERIMENT . "' or ".
		    "       i.role='" . TBDB_IFACEROLE_CONTROL . "')");

816
817
818
819
820
821
822
823
824
    return -1
	if (!$query_result);

    # XXX Special hack for sim nodes.
    $node_type_linkbw{"sim"} = {};

    while (my ($iface_type, $node_type) = $query_result->fetchrow()) {
	my $typeinfo = NodeType->Lookup($node_type);
	if (!defined($typeinfo)) {
825
	    warn("No type info for node type $node_type\n");
826
827
828
829
830
831
832
833
834
835
	    return -1;
	}
	my $node_class = $typeinfo->class();

	$node_type_linkbw{$node_type} = {}
	    if (!defined($node_type_linkbw{$node_type}));
	$node_type_linkbw{$node_class} = {}
	    if (!defined($node_type_linkbw{$node_class}));

	if (!defined($interface_capabilities{$iface_type}->{"protocols"})) {
836
	    warn("No protocols listed in capabilities for $iface_type!\n");
837
838
839
840
841
842
843
844
845
846
	    return -1;
	}
	my @protolist =
	    split(",", $interface_capabilities{$iface_type}->{"protocols"});

	foreach my $proto (@protolist) {
	    my $def_speed =
		$interface_capabilities{$iface_type}->{"${proto}_defspeed"};

	    if (!defined($def_speed)) {
847
		warn("No default speed in capabilites for $iface_type!\n");
848
849
850
851
852
853
854
855
856
857
858
859
860
861
862
863
864
865
866
867
868
869
870
871
872
873
		return -1;
	    }

	    my $auxspeeds =
		$interface_capabilities{$iface_type}->{"${proto}_auxspeeds"};
	    my @auxspeedlist = ();
	    if ($auxspeeds) {
		@auxspeedlist = split(",", $auxspeeds);
	    }

	    foreach my $speed ($def_speed, @auxspeedlist) {
		$node_type_linkbw{$node_type}{$proto}->{$speed} = 1;
		$node_type_linkbw{$node_class}{$proto}->{$speed} = 1;

		#
		# If the type/class has a non-zero simnode capacity, then add
		# entries for the interface speed so that requires_delay can
		# figure out interface speeds the underlying node type
		# supports.
		#
		if ($typeinfo->simnode_capacity()) {
		    $node_type_linkbw{"sim"}{$proto}->{$speed} = 1;
		}
	    }
	}
    }
874
875
876
877
878
879
880
881
882
883
884
885
886
887
888
889
890
891
892
893
894
895

    #
    # Ug, it just gets worse and worse. We also need to map between the
    # auxtypes that a node (its physical type) can take on. For example,
    # a link between two pcvm nodes is really a link between a pc600 and
    # pc850.
    #
    $query_result =
	DBQueryFatal("select distinct n.type,at.type from node_auxtypes as at ".
		     "left join nodes as n on n.node_id=at.node_id");

    while (my ($phystype, $auxtype) = $query_result->fetchrow()) {
	next
	    if (!exists($node_type_linkbw{$phystype}));
	
	$node_type_linkbw{$auxtype} = $node_type_linkbw{$phystype};
    }

    #
    # Here it goes getting even worse - we have to do a similar thing for
    # vtypes.
    #
896
897
898
    foreach my $ref ($self->VirtTypes()) {
	my $vtype   = $ref->name();
	my @members = split(" ", $ref->members());
899
900
901
902
903
904
905
906
907
908
909
910
911
912
913
914
915
916
917
918
919
920
921
922
923
924
925
926

	foreach my $phystype (@members) {
	    next
		if (!exists($node_type_linkbw{$phystype}));

	    $node_type_linkbw{$vtype} = {}
	        if (!defined($node_type_linkbw{$vtype}));

	    foreach my $protocol (keys(%{ $node_type_linkbw{$phystype} })) {
		my @list = keys(%{ $node_type_linkbw{$phystype}{$protocol} });
		foreach my $speed (@list) {
		    $node_type_linkbw{$vtype}{$protocol}->{$speed} = 1;
		}
	    }
	}
    }

    if ($self->verbose()) {
	$self->printdb("Interface Speeds:\n");
	foreach my $type (keys(%node_type_linkbw)) {
	    foreach my $protocol (keys(%{ $node_type_linkbw{$type} })) {
		my @list = keys(%{ $node_type_linkbw{$type}{$protocol} });

		$self->printdb(" $type:$protocol - @list\n");
	    }
	}
    }
    
927
928
929
930
931
    $self->{'IFACECAPS'}  = \%interface_capabilities;
    $self->{'TYPELINKBW'} = \%node_type_linkbw;
    
    return 0;
}
932
933
934
935
936
937
sub interfacespeedmbps($$$)
{
    my ($self, $type, $which) = @_;
        
    return $self->{'IFACECAPS'}->{$type}->{"${which}_defspeed"}/1000.0;
}
938

939
940
941
942
#
# When updating with fixednodes turned on, we need the current set
# of nodes that need to be fixed.
#
943
sub LoadCurrentResources($)
944
945
{
    my ($self) = @_;
946
    my $exptidx = $self->exptidx();
947
948
949
950
951

    $self->counters()->{'reserved_simcount'}  = 0;
    $self->counters()->{'reserved_virtcount'} = 0;
    $self->counters()->{'reserved_physcount'} = 0;

952
953
    $self->printdb("Loading current resources" .
		   ($self->regression() ? " in regression mode" : "") . "\n");
954

955
    my @nodelist = $self->experiment()->NodeList(0, 1);
956
957
958
    return 0
	if (!@nodelist);

959
960
961
962
963
964
965
966
967
    if ($self->regression()) {
	#
	# In regression mode, we just store the p2v mapping for fixnode.
	#
	foreach my $pnode (@nodelist) {
	    my $vname   = $pnode->vname();
	    my $node_id = $pnode->node_id();

	    if ($pnode->isvirtnode()) {
968
		$node_id = $pnode->phys_nodeid();
969
	    }
970
971
	    $self->fixednodes()->{$vname} = $node_id;
	    $self->printdb("  fixing $vname -> $node_id\n");
972
973
974
975
	}
	return 0;
    }

976
    foreach my $pnode (@nodelist) {
977
978
979
980
981
982
983
984
985
	my $vname   = $pnode->vname();
	my $node_id = $pnode->node_id();
	my $rsrv    = $pnode->ReservedTableEntry();

	# A list of vnodes on this pnode.
	$self->current_p2v()->{$pnode->phys_nodeid()} = []
	    if (! exists($self->current_p2v()->{$pnode->phys_nodeid()}));
	$self->pnodes()->{$node_id} = $pnode;

986
987
988
989
	#
	# WIDEAREA nodes are going to break.
	#
	if ($pnode->isremotenode() &&
990
	    !($pnode->isplabdslice() || $pnode->isfednode() ||
991
	      $pnode->isvirtnode() || $pnode->isdedicatedremote())) {
992
993
994
995
996
	    tberror("Cannot update widearea nodes yet!\n");
	    return -1;
	}
	if ($pnode->isvirtnode()) {
	    $self->counters()->{'reserved_virtcount'}++;
997
998
999
1000

	    # Get the underlying physical node.
	    my $ppnode = Node->Lookup($pnode->phys_nodeid());
	    if (!defined($ppnode)) {
For faster browsing, not all history is shown. View entire blame