ptopgen.in 38.8 KB
Newer Older
Leigh B. Stoller's avatar
Leigh B. Stoller committed
1
#!/usr/bin/perl -w
Leigh B. Stoller's avatar
Leigh B. Stoller committed
2
3
4

#
# EMULAB-COPYRIGHT
5
# Copyright (c) 2000-2008 University of Utah and the Flux Group.
Leigh B. Stoller's avatar
Leigh B. Stoller committed
6
7
8
# All rights reserved.
#

9
10
use English;
use Getopt::Std;
11
use Math::BigInt;
Leigh B. Stoller's avatar
Leigh B. Stoller committed
12

13
14
sub usage()
{
Leigh B. Stoller's avatar
Leigh B. Stoller committed
15
    print("Usage: ptopgen [-v] [-s switch] [-p pid [-e eid]] [-m factor] " .
16
	  "[-n c/e] [-x] [-g]\n".
17
	  "       -p include nodes the project has permission to use\n".
18
	  "       -e include given experiments resources\n" .
19
20
	  "          in the ptopfile (as if they were free)\n" .
	  "       -v Include stuff for topologies with virtual nodes\n".
21
	  "       -r Include stuff for topologies with widearea nodes\n".
22
	  "       -s Include stuff for topologies with simulated nodes\n".
23
	  "       -a Include even reserved nodes\n".
Leigh B. Stoller's avatar
Leigh B. Stoller committed
24
	  "       -m Override multiplex_factor\n".
25
	  "       -u Prune unused interfaces of allocated nodes (-e)\n".
26
	  "       -c Delay capacity override\n".
27
	  "       -n Add in modelnet core and edge node features\n".
28
29
30
	  "       -x Output into the new xml ptop format.\n".
	  "       -g With -x, geni version\n");
        exit(-1);
31
}
32

33
my $optlist = "s:e:m:vp:rSan:c:uxg";
34
my $mfactor;
35
my $virtstuff = 0;
36
my $widearea  = 0;
37
my $simstuff  = 0;
38
my $allnodes  = 0;
Leigh B. Stoller's avatar
Leigh B. Stoller committed
39
40
my $mnetcores = 0;
my $mnetedges = 0;
41
my $prune     = 0;
42
43
44
my $do_xml    = 0;
my $genimode  = 0;

45
my $delaycap_override;
46

47
48
49
50
#
# Turn off line buffering on output
#
$| = 1;
51
52
53
54
55
56
57
58
59
60
61
62

# Settings - Change these to your particular network.

#
# Also bogus. The interfaces table does not hold entries for the switch
# side of each link. It will have to at some point, when we have something
# other than 100Mbs ports (say, gbit ports).
#
# Speed in in Kbs!
#
my $default_switchport_speed    = 100000;

63
64
65
66
67
68
#
# Yet more bogosity - we hardcode this weight, which is given to wide-area
# (primarily plab) nodes to prefer spreading across sites
#
my $site_weight = 0.99;

69
70
######################################################################

71
my $TBROOT = "@prefix@";
72
use lib '@prefix@/lib';
73
require exitonwarn;
74
use libdb;
Kevin Atkinson's avatar
Kevin Atkinson committed
75
use libtblog;
76
use NodeType;
77
use Lan;
Kevin Atkinson's avatar
Kevin Atkinson committed
78
79

tblog_stop_capture('stdout');
Leigh B. Stoller's avatar
Leigh B. Stoller committed
80

81
82
my $TRACK_INTERSWITCH_BANDWIDTH = "@TRACK_INTERSWITCH_BANDWIDTH@";

83
84
85
my %switches	  = ();
my %used_switches = ();
my %permissions   = ();
86
87
my %typemap       = ();
my %auxtypemap    = ();
Timothy Stack's avatar
   
Timothy Stack committed
88
my %areamap       = ();
89
my %globalcounts  = ();
90

91
92
93
my $DEADPID = NODEDEAD_PID();
my $DEADEID = NODEDEAD_EID();

94
my $pid;
95
my $exempt_eid;
96
my $switchtouse;
97

98
99
100
101
102
103
104
105
106
107
108
109
110
111
#
# Parse command arguments. Once we return from getopts, all that should be
# left are the required arguments.
#
%options = ();
if (! getopts($optlist, \%options)) {
    usage();
}
if (@ARGV) {
    usage();
}
if (defined($options{"s"})) {
    $switchtouse = $options{"s"};
}
112
113
114
if (defined($options{"m"})) {
    $mfactor = $options{"m"};
}
115
116
117
if (defined($options{"v"})) {
    $virtstuff = 1;
}
118
119
120
if (defined($options{"r"})) {
    $widearea = 1;
}
121
122
123
if (defined($options{"S"})) {
    $simstuff = 1;
}
124
125
126
if (defined($options{"p"})) {
    $pid = $options{"p"};
}
127
128
129
if (defined($options{"a"})) {
    $allnodes = 1;
}
130
131
132
if (defined($options{"u"})) {
    $prune = 1;
}
133
134
135
if (defined($options{"c"})) {
    $delaycap_override = $options{"c"};
}
Leigh B. Stoller's avatar
Leigh B. Stoller committed
136
137
138
139
140
141
142
143
144
if (defined($options{"n"})) {
    if ($options{"n"} =~ /(\d*),(\d*)/) {
	$mnetcores = $1;
	$mnetedges = $2;
    }
    else {
	usage();
    }
}
145
if (defined($options{"e"})) {
146
147
148
    $exempt_eid = $options{"e"};
    usage()
	if (!defined($pid));
149
}
150
if (defined($options{"x"})) {
151
152
    $genimode = 1
	if (defined($options{"g"}));
153
154
    $do_xml = 1;
}
155
156
usage()
    if ($prune && !defined($exempt_eid));
157

158
159
print_header();

160
161
162
163
164
165
166
167
168
169
170
171
172
my %nodetointerface;

# Read interfaces
my $result = DBQueryFatal("SELECT node_id,card,port,iface,interface_type" .
		     " from interfaces");
while (($node,$card,$port,$iface,$type) = $result->fetchrow_array) {
    push @{ $nodetointerface{"$node"} }, $iface;
    $interfacemap{"$node:$card:$port"} = $iface;
    if ((defined $type) && ($type ne "")) {
	$interfacetypes{"$node:$card:$port"} = $type;
    }
}

173
# Read class/type maps
174
$result =
175
176
177
    DBQueryFatal("select class,type,isvirtnode from node_types");

while (my ($class,$type,$isvirt) = $result->fetchrow_array) {
178
179
180
    $map = {};
    $map->{'CLASS'}    = $class;
    $map->{'ISVIRT'}   = $isvirt;
181
182
183
184
185
186
187
188
189
    my $typeinfo       = NodeType->Lookup($type);
    $map->{'DELAYCAP'} = $typeinfo->delay_capacity();
    $map->{'VIRTCAP'}  = $typeinfo->virtnode_capacity();
    $map->{'SIMCAP'}   = $typeinfo->simnode_capacity();
    $map->{'SPEED'}    = $typeinfo->frequency();
    $map->{'RAM'}      = $typeinfo->memory();
    $map->{'OSID'}     = $typeinfo->default_osid();
    $map->{'IMAGEABLE'}= $typeinfo->imageable();
    $map->{'TRIVSPEED'}= $typeinfo->trivlink_maxspeed();
190
    $map->{'TYPEINFO'} = $typeinfo;
191
192
193
    $map->{'FEATURES'} = [];
    $map->{'AUXTYPES'} = {};
    $typemap{$type} = $map;
194
195
196
197
198
199

    # Default is permission to use all types,classes. 
    $permissions{$class} = 1;
    $permissions{$type}  = 1;
}

Timothy Stack's avatar
   
Timothy Stack committed
200
201
# Read node_startloc
$result = DBQueryFatal("select node_id,building from node_startloc");
Timothy Stack's avatar
   
Timothy Stack committed
202
while (($node,$building) = $result->fetchrow_array) {
203
204
205
206
    # TODO: This screws up the meaning of the @features list. Now it
    # is not just a list of feature strings, but a list of strings
    # which might themselves be space-delimited lists of feature
    # strings. Fix this.
Timothy Stack's avatar
   
Timothy Stack committed
207
    $areamap{$node} .= " area-$building:0";
Timothy Stack's avatar
   
Timothy Stack committed
208
209
}

210
211
212
213
214
#
# Read the features table for each type.
# 
$result = DBQueryFatal("select type, feature, weight from node_type_features");
while (my ($type, $feature, $weight) = $result->fetchrow()) {
215
216
217
218
219
220
221
222
223
224
    push(@{$typemap{$type}->{'FEATURES'}}, "$feature:$weight");
}

#
# Read the auxtypes for each type.
# 
$result = DBQueryFatal("select auxtype,type from node_types_auxtypes");
while (my ($auxtype,$type) = $result->fetchrow()) {
    $typemap{$type}->{'AUXTYPES'}->{$auxtype} = 1;
    $auxtypemap{$auxtype} = $type;
225
226
}

227
228
229
230
231
232
233
234
235
236
237
238
#
# Read the features table for each individual node
#
$result = DBQueryFatal("select node_id, feature, weight from node_features");
while (my ($node_id, $feature, $weight) = $result->fetchrow()) {
    if (! defined($features{$node_id})) {
	$features{$node_id} = ["$feature:$weight"];
	next;
    } else {
	push @{$features{$node_id}}, "$feature:$weight";
    }
}
239
240
241
242
243
244
245
246
247
#
# Read in the node_auxtypes table for each node.
#
$result = DBQueryFatal("select node_id, type, count from node_auxtypes");
while (my ($node_id, $type, $count) = $result->fetchrow()) {
    if (! defined($auxtypes{$node_id})) {
	$auxtypes{$node_id} = ["$type:$count"];
	next;
    }
248
    push @{$auxtypes{$node_id}}, "$type:$count";
249
}
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
#
# Read the permission table if given a pid. If there is an entry in
# the table for a type/class, then permission is granted only if there
# is a record with the pid. If not, remove the permission granted above.
# 
if (defined($pid)) {
    $result =
	DBQueryFatal("select type from nodetypeXpid_permissions");
    
    while (my ($type) = $result->fetchrow_array) {
	$permissions{$type} = 0;
    }
    
    $result =
	DBQueryFatal("select type from nodetypeXpid_permissions ".
		     "where pid='$pid'");
    
    while (my ($type) = $result->fetchrow_array) {
	$permissions{$type} = 1;
    }
270
271
}

272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
#
# Read the table of which image types are supported on which hardware - we
# limit this to global images and ones that match the PID (if given) We do this
# limiting for two reasons:
# 1) To avoid an explosion in the number of features for nodes
# 2) To avoid information leaks, allowing projects to see each other's images
# 
my $osidquery = "select distinct o.osid, oi.type from os_info as o " .
	"left join osidtoimageid as oi on o.osid = oi.osid " .
	"left join images as i on oi.imageid = i.imageid ".
	"where i.global = 1";
if ($pid) {
    $osidquery .= " or i.pid='$pid'";
}

my %node_type_osids;
my %osid_node_types;
$result = DBQueryFatal($osidquery);
while (my ($osid,$type) = $result->fetchrow()) {
    if ($node_type_osids{$type}) {
	push @{$node_type_osids{$type}}, $osid;
    } else {
	$node_type_osids{$type} = [$osid];
    }
    #
    # We have to maintain a data structure telling us which types an OSID could
    # be on for use below with generic OSIDs
    #
    if ($osid_node_types{$osid}) {
	push @{$osid_node_types{$osid}}, $type;
    } else {
	$osid_node_types{$osid} = [$type];
    }
}

#
# We also have to resolve the 'generic' OSIDs, which use the nextosid field to
# redirect to another OSID
#
311
$result = DBQueryFatal("select osid from os_info where " .
312
    "nextosid is not null");
313
while (my ($osid) = $result->fetchrow()) {
314
315
316
    #
    # Check to see if they were allowed to use the real OSID
    #
317
    my $realosid = TBResolveNextOSID($osid, $pid, $exempt_eid);
318
319
    if ($osid_node_types{$realosid}) {
	foreach my $type (@{$osid_node_types{$realosid}}) {
320
321
322
323
324
	    push @{$node_type_osids{$type}}, $osid;
	}
    }
}

325
# Print switches
326
if (defined($switchtouse)) {
327
    print_switch($switchtouse);
328
329
330
331
    $switches{$switchtouse} = 1;
}
else {
    $result =
332
	DBQueryFatal("select node_id,uuid from nodes ".
333
		     "where role='testswitch' or role='widearea_switch'");
334

335
    while (($switch, $uuid) = $result->fetchrow_array) {
336
	print_switch($switch, $uuid);
337
338
	$switches{$switch} = 1;
    }
339
}
340

341
342
343
344
345
346
#
# Get the global counts.
#
$result =
    DBQueryFatal("select phys_nodeid,count(phys_nodeid) from reserved as r ".
		 "left join nodes as n on n.node_id=r.node_id ".
347
348
349
350
		 "where n.node_id!=n.phys_nodeid ".
		 (defined($exempt_eid) ?
		  "and not (pid='$pid' and eid='$exempt_eid') " : " ") .
		 "group by phys_nodeid");
351
352
353
354
while (my ($node_id,$count) = $result->fetchrow_array) {
    $globalcounts{$node_id} = $count;
}

355
# Find available nodes.
356
#
357
358
# This first query deals with just local nodes. Local nodes can host
# virtnodes, according to the delay_capacity in the types table. 
359
#
360

361
# the ordinary free condition for a local node.
362
363
my $free_condition = "(b.node_id is null and ".
                     " (np.eventstate='" . TBDB_NODESTATE_ISUP . "' or ".
364
                     "  np.eventstate='" . TBDB_NODESTATE_PXEWAIT . "' or ".
365
                     "  np.eventstate='" . TBDB_NODESTATE_POWEROFF . "' or ".
366
                     "  np.eventstate='" . TBDB_NODESTATE_ALWAYSUP . "')) ";
367

368
369
370
371
372
if (defined($pid)) {
    $free_condition = "($free_condition and ".
	"(np.reserved_pid is null or np.reserved_pid='$pid'))";
}

373
374
375
376
# if the user has specified an exempt pid/eid, 
# then view any node which is reserved to that experiment as available.
if (defined($exempt_eid)) {
    $free_condition = "($free_condition or ".
377
	"(b.pid='$pid' and b.eid='$exempt_eid'))"; 
378
}
Chad Barb's avatar
Chad Barb committed
379

380
381
382
383
384
385
# In genimode exclude nodes with exclusion attribute.
if ($genimode) {
    $free_condition = "($free_condition and ".
	"(nat.attrvalue is null or nat.attrvalue=0))";
}

386
387
388
389
390
391
# If the user wants all nodes, we consider everything to be free (this
# overrides the other possible free conditions
if ($allnodes) {
    $free_condition = "1";
}

392
$result =
393
    DBQueryFatal("select a.node_id,a.type,a.phys_nodeid,t.class,t.issubnode," .
Timothy Stack's avatar
   
Timothy Stack committed
394
		 "a.def_boot_osid, (b.pid is not null and b.eid is not null), " .
395
		 "  np.reserved_pid is not null,np.eventstate, ".
396
		 "  np.battery_percentage,np.uuid ".
397
		 "from nodes as a ".
398
399
		 "left join reserved as b on a.node_id=b.node_id ".
		 "left join reserved as m on a.phys_nodeid=m.node_id ".
400
		 "left join nodes as np on a.phys_nodeid=np.node_id ".
401
		 "left join node_types as t on t.type=a.type ".
402
403
404
		 "left join node_attributes as nat on ".
		 "     nat.node_id=a.node_id and ".
		 "     nat.attrkey='protogeni_exclude' ".
405
406
407
408
409
410
		 "left outer join ". 
		 "  (select type,attrvalue ".
		 "   from node_type_attributes ".
		 "   where attrkey='dedicated_widearea' ".
		 "   group by type) as dedicated_wa_types ".
		 "  on t.type=dedicated_wa_types.type ".
411
		 "where $free_condition and ".
412
413
		 "      (a.role='testnode' and (t.isremotenode=0 or ".
		 "                              dedicated_wa_types.attrvalue=1))");
Leigh B. Stoller's avatar
Leigh B. Stoller committed
414

415
416
417
#
# Scan the results, checking permissions and adding to the list
# You get to use a node type if no pid was specified (that is, you get
418
419
420
# to use all nodes), or if there is no entry in the perms table for
# the type/class of node.
#
Timothy Stack's avatar
   
Timothy Stack committed
421
while (($node,$type,$physnode,$class,$issubnode,$def_boot_osid,$reserved,
422
423
	$prereserved,$eventstate,$battery_perc,$uuid) =
       $result->fetchrow_array) {
424
425
426
    $nodes{$node} = $type
	if (!defined($pid) ||
	    ($permissions{$type} && $permissions{$class}));
427
428
429
    if ($issubnode) {
	$subnode_of{$node} = $physnode;
    }
430
    $node_def_boot_osid{$node} = $def_boot_osid;
431
    $node_uuids{$node} = $uuid;
432
433
434
435
436
437

    if ($reserved) {
	$is_reserved{$node} = 1;
    } else {
	$is_reserved{$node} = 0;
    }
Timothy Stack's avatar
   
Timothy Stack committed
438
439

    $is_prereserved{$node} = $prereserved;
440
441
442

    $curr_state{$node} = $eventstate;
    $curr_batt{$node} = $battery_perc;
443
}
Leigh B. Stoller's avatar
Leigh B. Stoller committed
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
#
# Find out which nodes are connected to which, so that we can add some special
# features
#
$result = DBQueryFatal("SELECT DISTINCT node_id1, node_id2 " .
                       "  FROM wires");
my %connections = ();
while (my ($node_id1, $node_id2) = $result->fetchrow()) {
    foreach my $nodes ([$node_id1, $node_id2], [$node_id2, $node_id1]) {
        my ($node1, $node2) = @$nodes;
        if ($connections{$node1}) {
            # Check to see if we've already added this one (possible if the
            # nodes appeared in node1,node2 order, then node2,node1
            if (!grep(/^$node2$/, @{$connections{$node1}})) {
                push @{$connections{$node1}}, $node2;
            }
        } else {
            $connections{$node1} = [$node2];
        }
    }
}

#
# Loop through and print out all nodes
#
Leigh B. Stoller's avatar
Leigh B. Stoller committed
470
foreach $node (keys(%nodes)) {
471
472
473
    my $type  = $nodes{$node};
    my $class = $typemap{$type}->{'CLASS'};
    my $delay_capacity = $typemap{$type}->{'DELAYCAP'};
474
    my $simnode_capacity = $typemap{$type}->{'SIMCAP'};
475
476
    my $cpu_speed = $typemap{$type}->{'SPEED'};
    my $ram = $typemap{$type}->{'RAM'};
477
    my $trivspeed = $typemap{$type}->{'TRIVSPEED'};
478
    my $uuid = $node_uuids{$node};
479
    
480
    my @types = ("$type:1");
481
482
    my @features;
    my @flags;
483
    my $needvirtgoo = 0;
484

485
486
487
488
489
    # XXX temporary hack until node reboot avoidance 
    # is available. Nodes running the FBSD-NSE image
    # will have a feature def-osid-fbsd-nse 0.0
    # This is used by assign to prefer these pnodes
    # first before using others.
490
491
    if($node_def_boot_osid{$node} && ($node_def_boot_osid{$node} eq 
	TBOSID(TB_OPSPID, "FBSD-NSE"))) { 
492
493
494
	push(@features, "FBSD-NSE:0.0");
    }

495
    # Might be equal, which assign would sum as two, not one!
496
497
    if ($type ne $class) {
	push(@types, "$class:1");
498
499
    }

500
    if (defined($delay_capacity) && $delay_capacity > 0) {
501
502
503
504
505
506
	# Comes from the NS file;
	$delay_capacity = $delaycap_override
	    if (defined($delaycap_override) &&
		$delaycap_override > 0 &&
		$delaycap_override < $delay_capacity);
	
507
	push @types, "delay:$delay_capacity";
508
	push @types, "delay-${type}:$delay_capacity";
509
    }
510

511
512
513
    #
    # Add any auxiliary types
    #
514
515
516
    foreach my $auxinfo (@{$auxtypes{$node}}) {
	my ($auxtype,$count) = split(":", $auxinfo);
	my $realtype;
517

518
519
520
	# Map an auxtype back to its real type, unless it is a real type.
	if (defined($auxtypemap{$auxtype})) {
	    $realtype = $auxtypemap{$auxtype};
521
522
	}
	else {
523
	    $realtype = $auxtype;
524
	}
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540

	if ($typemap{$realtype}->{'ISVIRT'} && $count > 0) {
	    next
		if (! $virtstuff);
		
	    if (defined($mfactor) && $mfactor <= $count) {
		$auxinfo = "$auxtype:$mfactor";
	    }
	    else {
		$auxinfo = "$auxtype:$count";
	    }
	    $needvirtgoo = 1;
	}
	push(@types, $auxinfo);
    }

Timothy Stack's avatar
   
Timothy Stack committed
541
    if (defined($areamap{$node})) {
Timothy Stack's avatar
   
Timothy Stack committed
542
	push @features, $areamap{$node};
Timothy Stack's avatar
   
Timothy Stack committed
543
544
    }

545
    my $cpu_ram_features_present = 0;
546
547
548
549
    #
    # This stuff is extra goo for local virtual nodes.
    # 
    if ($needvirtgoo) {
550
	push @types, "*lan:*";
551
552
553
554
	# Add trivial bw spec., but only if the node type has it
	if ($trivspeed) {
	    push @flags, "trivial_bw:$trivspeed";
	}
555
	# Add CPU and RAM information
556
	$cpu_ram_features_present++;
557
558
	# This number can be use for fine-tuning packing
	push @features, "?+virtpercent:100";
559
	# Put this silly feature in so that we can try to keep vnodes
560
561
562
563
	# on the same pnode they were before - but only if updating
        if ($exempt_eid) {
            push @features, "${node}:0.0";
        }
564
565
    }

566
    if ($simstuff && defined($simnode_capacity) && $simnode_capacity > 0) {
567
568
569
570
571
572
573
574
575
	#
	# Use user specified multiplex factor
	#
	if (defined($mfactor) && $mfactor <= $simnode_capacity) {
	    push @types, "sim:$mfactor";
	}
	else {
	    push @types, "sim:$simnode_capacity";
	}
576
	# Add CPU and RAM information
577
	$cpu_ram_features_present++;
578
579
580
581
	push @types, "*lan:*";
	# Add trivial bw spec.
	push @flags, "trivial_bw:100000";
    }
582
583
584
585
    if ($cpu_ram_features_present) {
	# Add CPU and RAM information
	push @features, "?+cpu:$cpu_speed";
	push @features, "?+ram:$ram";
586
587
	push @features, "?+cpupercent:92"; # XXX Hack
	push @features, "?+rampercent:80"; # XXX Hack
588
    }
589

590
    # Add features
591
    push(@features, @{$typemap{$type}->{'FEATURES'}});
592
593
    if (defined($features{$node})) {
	push @features, @{$features{$node}};
594
595
    }

596
597
598
599
600
601
602
    #
    # Add in features for all of the OSes that this node (as evidenced by its
    # type) can support
    #
    if ($node_type_osids{$type}) {
	push @features, map "OS-$_:0", @{$node_type_osids{$type}};
    }
603
604
605
606
607
608
609
610
611
612
613
    elsif (! $typemap{$type}->{'IMAGEABLE'} &&
	   defined($typemap{$type}->{'OSID'})) {
	#
	# If node is not imageable (and thus no entries in osidtoimageid,
	# then assume it always has its default OSID loaded and ready to
	# go, so that assign will agree to the allocation (assign_wrapper
	# adds a desire that says it has to be running the OSID the user
	# has selected, or the default OSID from the node_types table).
	#
	push @features, map "OS-$_:0", $typemap{$type}->{'OSID'};
    }
614

615
616
617
618
619
620
621
622
    # Add features indicating what this node has connections to
    if ($connections{$node}) {
        my @connected_to  = @{$connections{$node}};
        foreach my $other_end (@connected_to) {
            push(@features,"connected-to-$other_end:0.0");
        }
    }

623
624
    # This is for the case that we are modifying an existing experiment - tell
    # assign to prefer nodes the user has already allocated
625
    if ($exempt_eid && !$allnodes && $is_reserved{$node}) {
626
627
628
	push(@features,"already_reserved:0");
    }

Timothy Stack's avatar
   
Timothy Stack committed
629
630
631
632
    if ($is_prereserved{$node}) {
	push(@features,"prereserved:0.9");
    }

633
634
635
636
637
638
639
640
641
    # For robots, prefer ones that are already powered on and/or won't need to
    # be recharged soon.
    if (defined($curr_state{$node}) && ($curr_state{$node} eq TBDB_NODESTATE_POWEROFF)) {
	push(@features,"poweroff:0.9");
    }
    if (defined($curr_batt{$node})) {
	push(@features,"powerneeded:" . (1.0 - $curr_batt{$node} / 100.0));
    }

Leigh B. Stoller's avatar
Leigh B. Stoller committed
642
643
644
645
646
647
648
649
    # Add in modelnet stuff.
    if ($mnetcores) {
	push(@types, "modelnet-core:$mnetcores");
    }
    if ($mnetedges) {
	push(@types, "modelnet-edge:$mnetedges");
    }

650
651
652
653
654
655
656
657
658
659
660
    #
    # Handle subnodes
    #
    if ($subnode_of{$node}) {
	# We don't want to include subnodes unless their parent node is going
	# to be in the ptop file too
	if (!$nodes{$subnode_of{$node}}) {
	    # In fact, nuke it from %nodes so that we don't include its links,
	    # either
	    delete $nodes{$node};
	    next;
Leigh B. Stoller's avatar
Leigh B. Stoller committed
661
	}
662
663
	# Push the subnode's information into its flags
	push @flags, "subnode_of:$subnode_of{$node}";
Leigh B. Stoller's avatar
Leigh B. Stoller committed
664
    }
665

666
    my @parse_features = split(" ", join(" ", @features));
667
668
    print_node($node, \@types, \@parse_features, \@flags, $uuid,
	       $nodetointerface{$node});
Leigh B. Stoller's avatar
Leigh B. Stoller committed
669
670
}

671
672
673
674
675
676
677
678
679
680
681
#
# Widearea Nodes. Includes plab nodes. Note that widearea nodes are never
# allocated directly (they are in a holding experiment), but assign deals
# with it by allocating multiple vnodes on a pnode.
#
# The underlying physnode has to be "up", as determined by the
# autostatus stuff; this will prevent us from allocating a dead
# virtual node to an experiment.  This is especially hacky. We need
# another mechanism for this. We only add virtnodes when assign says
# we need them. This reduces the problem size for assign.
#
682
683
684
685
# The types we lay out are only those in the auxtypes table for the node,
# since that is where we define what vtypes are hosted on a particular
# physnode. 
#
686
if ($widearea) {
687
688
689
690
691
692
693
694
    #
    # Set up 'the Internet' as a fake switch that all widearea nodes can
    # talk to.
    # Some day, it may make sense to connect control net ports to this
    # switch.
    #
    my $fake_inet_switch = "internet";
    my @inet_protos = ("ipv4");
695
    my @types = map("*$_:*", @inet_protos);
696
    print_node($fake_inet_switch, \@types, [], [], undef, []);
697
698
699
    
    #
    # Note - there is currently an assumption in this query that widearea nodes
700
    # have only one control interface.
701
    #
702
    $result =
703
	DBQueryFatal("select n.node_id,nt.type,ns.status,r.pid,r.eid,wn.site,".
704
                     "i.iface,wn.bwlimit,n.uuid ".
Leigh B. Stoller's avatar
Leigh B. Stoller committed
705
706
707
708
		     "from nodes as n ".
		     "left join node_types as nt on nt.type=n.type ".
		     "left join reserved as r on r.node_id=n.node_id ".
		     "left join node_status as ns on ns.node_id=n.node_id ".
709
		     "left join widearea_nodeinfo as wn on ".
Leigh B. Stoller's avatar
Leigh B. Stoller committed
710
		     "     wn.node_id=n.node_id ".
711
		     "left join interfaces as i on ".
712
		     "     n.node_id=i.node_id and ".
713
714
715
716
717
718
719
		     "     i.role='" . TBDB_IFACEROLE_CONTROL() . "' ".
		     "left outer join ". 
		     "  (select type,attrvalue ".
		     "   from node_type_attributes ".
		     "   where attrkey='dedicated_widearea' ".
		     "   group by type) as dedicated_wa_types ".
		     "  on nt.type=dedicated_wa_types.type ".
Leigh B. Stoller's avatar
Leigh B. Stoller committed
720
		     "where  (n.role='testnode' and nt.isremotenode=1 and ".
721
722
		     "        nt.isvirtnode=0 and ".
		     "        dedicated_wa_types.attrvalue is NULL)");
723
    
724
    while (($physnode,$ptype,$status,$mpid,$meid,$site,$iface,$bwlimit,$uuid)
Leigh B. Stoller's avatar
Leigh B. Stoller committed
725
	   = $result->fetchrow_array) {
726
	my $class = $typemap{$ptype}->{'CLASS'};
727
728
729
	my @types;
	my @features;
	my @flags;
730
731
732
733
734
735
736
737
738
739
740
741
742
743
744
	my $maxvnodes;

	#
	# Grab the global allocation count of vnodes on this pnode (if there
	# is one). This modifies the counts below.  If the count has already
	# been reached, then do not put this node into the ptop file.
	#
	$maxvnodes =
	    $typemap{$ptype}->{'TYPEINFO'}->GetAttribute("global_capacity");
	
	if (defined($maxvnodes) && exists($globalcounts{$physnode})) {
	    $maxvnodes -= $globalcounts{$physnode};
	    next
		if ($maxvnodes <= 0);
	}
745

746
747
748
749
750
	#
	# Mark any nodes that are not up with a feature, so that they won't
	# normally get assigned. We want to include them, though, because we
	# allow people to do fix-node to down nodes
	#
751
752
	if (($status && ($status ne 'up')) ||
	    ($mpid eq $DEADPID && $meid eq $DEADEID)) {
753
754
755
756
	    # But not in genimode.
	    next
		if ($genimode);
	    
757
758
759
	    push @features, "down:1";
	}

760
761
762
763
764
765
766
	#
	# Mark which site this node belongs to
	#
	if ($site) {
	    push @features, "*&$site:$site_weight";
	}

767
768
769
	#
	# Add any auxiliary types.
	#
770
771
	foreach my $auxinfo (@{$auxtypes{$physnode}}) {
	    my ($auxtype,$count) = split(":", $auxinfo);
772

773
774
775
	    $count = $maxvnodes
		if (defined($maxvnodes) && $maxvnodes < $count);

Leigh B. Stoller's avatar
Leigh B. Stoller committed
776
777
778
779
780
	    if (defined($mfactor) && $mfactor <= $count) {
		$auxinfo = "$auxtype:$mfactor";
	    }
	    else {
		$auxinfo = "$auxtype:$count";
781
	    }
782
	    push(@types, $auxinfo);
783
784
785
786
787
	}

	# Add trivial bw spec.
	push @flags, "trivial_bw:400000";

788
789
790
	# Indicate that these nodes are beautiful and unique snowflakes
	push @flags, "unique";

791
	# Add features
792
	push(@features, @{$typemap{$ptype}->{'FEATURES'}});
793
794
	if (defined($features{$physnode})) {
	    push @features, @{$features{$physnode}};
795
796
	}

797
798
799
800
801
802
803
804
	#
	# Add in features for all of the OSes that this node (as evidenced by
	# its type) can support
	#
	if ($node_type_osids{$ptype}) {
	    push @features, map "OS-$_:0", @{$node_type_osids{$ptype}};
	}

805
806
807
808
809
810
811
812
813
814
        #
        # Put in a feature indicating whether or not this node has a bandwidth
        # cap
        #
        if (!defined($bwlimit) || $bwlimit eq "-1") {
	    push @features, "nobwlimit:0";
        } else {
	    push @features, "bwlimit:0";
        }

815
816
	print_node($physnode, \@types, \@features, \@flags, $uuid,
		   $nodetointerface{$physnode});
817
818
819
820
821
822
823

        #
        # Print out a link to the 'internet'.
        # Note - we make up a fake bandwidth. In the future, maybe we
        # could put something real in there.
        #
        if ($iface) {
824
825
826
	    print_simple_link($physnode, $iface,
			      $fake_inet_switch, "(null)",
			      100000, 0, 0, @inet_protos);
827
        }
828
829
830

	# Insert into nodes array in case there are wires entries.
	$nodes{$physnode} = $ptype;
831
832
833
    }
}

834
# TODO: interface reading used to be here.
835

836
837
838
839
840
841
842
843
844
845
846
847
848
849
850
# Read interface types. First need to find the protocols an interface supports
# and then then the speed for each of those protocols.
# Note that we are going to assume anything attached to a switch is ethernet.
$result = DBQueryFatal("SELECT type,capkey,capval from interface_capabilities ".
		       "where capkey='protocols' or capkey like '%_defspeed'"); 
while (($type,$capkey,$capval) = $result->fetchrow_array) {
    if ($capkey eq "protocols") {
	$interfaceprotocols{$type} = [ split(",", $capval) ];
    }
    elsif ($capkey =~ /^([-\w]+)_defspeed$/) {
	$interfacespeeds{$type}{$1} = $capval;
    }
    else {
	die("Improper defspeed $capval for $type!\n");
    }
851
852
}

853
854
855
856
857
858
859
860
861
862
# Read interface switches
$result = DBQueryFatal("SELECT node_id1, iface, node_id2 FROM wires AS w " .
	"LEFT JOIN interfaces as i ON w.node_id1=i.node_id AND w.card1=i.card");
while (($node,$iface,$switch) = $result->fetchrow_array) {
    if ($node && $iface) {
	$interfaceswitches{"$node:$iface"} = $switch;
    }
}

# Read interface cards and ports
863
864
865
866
867
868
869
$result = DBQueryFatal("SELECT node_id, iface, card, port, IP ".
		       "FROM interfaces");

while (($node,$iface,$card,$port,$IP) = $result->fetchrow_array) {
    next
	if ($prune && $is_reserved{$node} && (!defined($IP) || $IP eq ""));

870
871
872
    $interfacecardports{"$node:$iface"} = [$card,$port];
}

873
$result = DBQueryFatal("SELECT node_id1,card1,port1,node_id2,card2,port2" .
874
 		    " from wires where type=\"Node\" or type=\"Trunk\"");
875
while (($node1,$card1,$port1,$node2,$card2,$port2) = 
876
       $result->fetchrow_array) {
877
    if ((defined($nodes{$node1}) || defined($switches{$node1})) && 
878
	(defined($nodes{$node2}) || defined($switches{$node2}))) {
879

880
881
882
883
884
        
        # Types for this link - for the time being, we assume that all
        # links are Ethernet, though this will certaily change later.
        my $basetype = "ethernet";

885
886
	$iface1 = get_iface($node1,$card1,$port1);
	$iface2 = get_iface($node2,$card2,$port2);
887
888
889
890
	$iface1bw = get_ifacebw($node1,$card1,$port1,$basetype);
	$iface2bw = get_ifacebw($node2,$card2,$port2,$basetype);

        my @types = ($basetype);
891
892
893
894

	next
	    if (! exists($interfacecardports{"$node1:$iface1"}));
	
895
	# XXX - This is a bad, bad hack - we  use our knowledge that in the
896
	# wires table links to the switch always come as node2.
897
898
899
	# Chris has something better on the way (storing the speed on the
	# switch side), so this is just a temp. hack.
	if (!defined($switches{$node1}) && defined($switches{$node2})) {
900
901
	    $bw = $iface1bw;
	} else {
902
903
904
905
906
	    if ($iface1bw < $iface2bw) {
		$bw = $iface1bw;
	    } else {
		$bw = $iface2bw;
	    }
907
	}
908
	if (defined($switches{$node2})) {
909
910
	    $used_switches{$node2} = 1;
	}
911
912
913
914
915
916
917
918
	if (defined($switches{$node1})) {
	    $used_switches{$node1} = 1;
	}
	if (defined($switches{$node1}) && defined($switches{$node2})) {
	    # interswitch link
	    if (defined($interconnects{"$node1:$node2"})) {
		$interconnects{"$node1:$node2"} += $bw;
	    } else {
919
		$interconnects{"$node1:$node2"} = new Math::BigInt $bw;
920
921
	    }
	} else {
922
            # Node-to-switch link
923
924
	    # !!! - Here we use our knowledge that in the wires table links
	    # to the switch always come as node2.
925
926
927
928
929
930
931
932
933
934
935
936
937
938

            # Come up with some other types for this link. The idea is that
            # it allows people to ask for links to specific switches, specific
            # interface types, etc.
            my $switch = get_ifaceswitch($node1,$iface1);
            if ($switch) {
                push @types, "$basetype-$switch";
            }
            if ($interfacetypes{"$node1:$card1:$port1"}) {
                push @types, "$basetype-" .
                    $interfacetypes{"$node1:$card1:$port1"};
            }
            push @types, "$basetype-$bw";

939
940
941
	    print_simple_link($node1, $iface1,
			      $node2, $iface2,
			      $bw, 0, 0, @types);
942
943
	}
    } 
944
}
945
946
947
948
949
950
951
952
953

#
# If we're supposed to track interswitch bandwidth, subtract out the amount
# that's already in use
#
if ($TRACK_INTERSWITCH_BANDWIDTH) {
    #
    # Get a list of all VLANs
    #
954
955
956
957
958
959
960
961
962
963
964
965
    my @vlans;
    if (VLan->AllVLans(\@vlans) != 0) {
	die("*** $0:\n".
	    "    Unable to load VLANs for all experiments\n");
    }
    foreach my $vlan (@vlans) {
	my @members;

	if ($vlan->MemberList(\@members) != 0) {
	    die("*** $0:\n".
		"    Unable to load members for $vlan\n");
	}
966
967
	my %switches = ();
	foreach my $member (@members) {
968
969
970
971
972
973
974
975
976
977
978
979
	    my $node;
	    my $iface;

	    if ($member->GetNodeIface(\$node, \$iface) != 0) {
		die("*** $0:\n".
		    "    Missing attributes for $member in $vlan\n");
	    }
	    my $nodeid = $node->node_id();
	    
	    my $switch = get_ifaceswitch($nodeid,$iface);
	    my ($card, $port) = get_ifacecardport($nodeid,$iface);
	    my $bw = get_ifacebw($nodeid,$card,$port,"ethernet");
980
981
982
983
984
985
986
987
988
989
990
991
992
993
994
995
996
997
998
999
1000
1001
1002
1003
1004
1005
1006
1007
1008
	    $switches{$switch} += $bw;
	}

	#
	# Check to see if more than one switch was found among the member
	# list, and if so, go through all the pairs
	#
	my @switches = keys %switches;
	if (@switches > 1) {
	    for (my $i = 0; $i < (@switches -1); $i++) {
		my $switch1 = $switches[$i];
		my $switch2 = $switches[$i+1];
		my $bw = $switches{$switch1};
		if ($switches{$switch2} < $bw) {
			$bw = $switches{$switch2};
		}
		#
		# The trunk link could be listed in either order
		#
		if ($interconnects{"$switch1:$switch2"}) {
		    $interconnects{"$switch1:$switch2"} -= $bw;
		} elsif ($interconnects{"$switch2:$switch1"}) {
		    $interconnects{"$switch2:$switch1"} -= $bw;
		}
	    }
	}
    }
}

1009
1010
# TODO: Figure out how to actually add interconnect interfaces rather than
#       just having them be (null).
1011
1012
foreach $interconnect (keys(%interconnects)) {
    ($src,$dst) = split(":",$interconnect);
1013
1014
1015
1016
    my $speed = $interconnects{$interconnect};
    # This is really dumb - BigInts like to print out with a leading '+',
    # which we don't want. Stript it off.
    $speed =~ s/^\+|-//;
1017
1018
1019
1020
    print_named_link("link-$interconnect",
		     $src, "(null)",
		     $dst, "(null)",
		     $speed, 0, 0, "ethernet");
1021
}
1022

1023
#
1024
# Fake switch. Hardwired for now. 
1025
#
1026
my @wireless_protos = ("80211", "80211a", "80211b", "80211g", "flex900");
1027
my $fake_switch = "airswitch";
1028
1029
if (!$genimode) {
    my @fake_switch_types = map("*$_:*", @wireless_protos);
1030
    print_node($fake_switch, \@fake_switch_types, [], [], undef, []);
1031
}
1032

1033
1034
foreach my $interface (keys(%interfacetypes)) {
    my ($node,$card,$port) = split(":", $interface);
1035

1036
    next
1037
	if (!defined($nodes{$node}));;
1038
	
1039
    my $type    = $interfacetypes{$interface};
1040
1041
1042
1043

    next
	if (!defined($interfaceprotocols{$type}));
    
1044
1045
    my @protos  = @{ $interfaceprotocols{$type} };
    my $iface   = get_iface($node,$card,$port);
1046

1047
1048
1049
1050
1051
1052
1053
1054
    #
    # Get the intersection of the protocols supported by this interface, and
    # the wireless protocols we know about
    #
    my (%union, %intersection);
    foreach $proto (@protos, @wireless_protos) {
	$union{$proto}++ && $intersection{$proto}++;
    }
1055

1056
1057
1058
1059
1060
1061
1062
1063
1064
1065
1066
1067
1068
1069
1070
1071
    my @intersection = keys %intersection;

    #
    # Skip this interface if it speaks no wireless protocols
    #
    next unless @intersection;

    #
    # Find the max bandwidth supported by any of the wireless protocols
    # supported by this interface
    #
    my $max_bw = 0;
    foreach my $proto (@intersection) {
	my $ifacebw = get_ifacebw($node,$card,$port,$proto);
	if ($ifacebw > $max_bw) {
	    $max_bw = $ifacebw;
1072
1073
	}
    }
1074
1075
1076
    print_simple_link($node, $iface,
		      $fake_switch, "(null)",
		      $max_bw, 0, 0, @intersection);
1077
1078
}

1079
print_footer();
1080
1081
1082

exit(0);

1083
1084
1085
1086
# Print out links
sub get_iface {
    ($node,$card,$port) = @_;
    if (defined($interfacemap{"$node:$card:$port"})) {
1087
1088
1089
1090
1091
	if ($interfacemap{"$node:$card:$port"} eq "") {
	    return "(null)";
	} else {
	    return $interfacemap{"$node:$card:$port"};
	}
1092
1093
1094
1095
1096
1097
1098
1099
1100
1101
1102
    } else {
	# shark hack
	if ($node =~ /^sh/) {
	    return "eth0";
	} else {
	    return "(null)";
	}
	# end shark hack 
    }
};

1103
1104
# Find the bandwidth for an interface, when using the given protocol (which
# most of the time is ethernet).
1105
sub get_ifacebw {
1106
    ($node,$card,$port,$protocol) = @_;
1107
    if (defined($interfacetypes{"$node:$card:$port"})) {
1108
	return $interfacespeeds{$interfacetypes{"$node:$card:$port"}}{$protocol};
1109
1110
1111
    }
    else {
	return $default_switchport_speed;
1112
1113
    }
}
1114
1115
1116
1117
1118
1119
1120
1121
1122
1123
1124
1125
1126
1127
1128
1129
1130
1131

sub get_ifaceswitch {
    ($node,$iface) = @_;
    if (defined($interfaceswitches{"$node:$iface"})) {
	return $interfaceswitches{"$node:$iface"};
    } else {
	return undef;
    }
}

sub get_ifacecardport {
    ($node,$iface) = @_;
    if (defined($interfacecardports{"$node:$iface"})) {
	return @{$interfacecardports{"$node:$iface"}};
    } else {
	return ();
    }
}
1132
1133
1134
1135
1136

######################################################################
# Functions for printing XML
######################################################################

1137
1138
1139
1140
1141
1142
1143
1144
sub print_header {
    if ($do_xml && !$genimode) {
	print "<?xml version=\"1.0\" encoding=\"UTF-8\"?>\n";
	print "<ptop testbed=\"@THISHOMEBASE@\" "
	    . "xmlns=\"http://emulab.net/resources/ptop/0.1\">\n";
    } elsif ($do_xml && $genimode) {
	print "<?xml version=\"1.0\" encoding=\"UTF-8\"?>\n";
	print "<rspec xmlns=\"http://www.protogeni.net/resources/rspec/0.1\" ";
1145
	print "type=\"advertisement\" ";
1146
1147
1148
1149
1150
1151
1152
1153
1154
1155
1156
1157
1158
1159
1160
1161
1162
1163
1164
1165
1166
1167
1168
1169
	my @times = gmtime(time());
	printf("generated=\"%04d-%02d-%02dT%02d:%02d:%02dZ\" ",
	       $times[5] + 1900, $times[4] + 1, $times[3],
	       $times[2], $times[1], $times[0]);
	printf("valid_until=\"%04d-%02d-%02dT%02d:%02d:%02dZ\" ",
	       $times[5] + 1900, $times[4] + 1, $times[3],
	       $times[2], $times[1], $times[0]);
	print ">\n";
    }
}

sub print_footer {
    if ($do_xml && !$genimode) {
	print "</ptop>\n";
    } elsif ($do_xml && $genimode) {
	print "</rspec>\n";
    }
}

# Special print function for switches.
sub print_switch
{
    my $name = shift(@_);
    my $uuid = shift(@_);
1170
    print_node($name, ["switch:1", "*lan:*"], [], [], $uuid, []);
1171
1172
1173
1174
1175
1176
1177
1178
1179
}

sub print_node
{
    my $name = shift(@_);
    my $types = shift(@_);
    my $features = shift(@_);
    my $flags = shift(