ptopgen.in 31 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 16
    print("Usage: ptopgen [-v] [-s switch] [-p pid [-e eid]] [-m factor] " .
	  "[-n c/e]\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".
Leigh B. Stoller's avatar
Leigh B. Stoller committed
27
	  "       -n Add in modelnet core and edge node features\n");
28 29
    exit(-1);
}
30
my $optlist = "s:e:m:vp:rSan:c:u";
31
my $mfactor;
32
my $virtstuff = 0;
33
my $widearea  = 0;
34
my $simstuff  = 0;
35
my $allnodes  = 0;
Leigh B. Stoller's avatar
Leigh B. Stoller committed
36 37
my $mnetcores = 0;
my $mnetedges = 0;
38
my $prune     = 0;
39
my $delaycap_override;
40

41 42 43 44
#
# Turn off line buffering on output
#
$| = 1;
45 46 47 48 49 50 51 52 53 54 55 56

# 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;

57 58 59 60 61 62
#
# 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;

63 64
######################################################################

65
my $TBROOT = "@prefix@";
66
use lib '@prefix@/lib';
67
require exitonwarn;
68
use libdb;
Kevin Atkinson's avatar
Kevin Atkinson committed
69
use libtblog;
70
use NodeType;
71
use Lan;
Kevin Atkinson's avatar
Kevin Atkinson committed
72 73

tblog_stop_capture('stdout');
Leigh B. Stoller's avatar
Leigh B. Stoller committed
74

75 76
my $TRACK_INTERSWITCH_BANDWIDTH = "@TRACK_INTERSWITCH_BANDWIDTH@";

77 78 79
my %switches	  = ();
my %used_switches = ();
my %permissions   = ();
80 81
my %typemap       = ();
my %auxtypemap    = ();
Timothy Stack's avatar
 
Timothy Stack committed
82
my %areamap       = ();
83
my %globalcounts  = ();
84

85 86 87
my $DEADPID = NODEDEAD_PID();
my $DEADEID = NODEDEAD_EID();

88
my $pid;
89
my $exempt_eid;
90
my $switchtouse;
91

92 93 94 95 96 97 98 99 100 101 102 103 104 105
#
# 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 = $options{"s"};
}
106 107 108
if (defined($options{"m"})) {
    $mfactor = $options{"m"};
}
109 110 111
if (defined($options{"v"})) {
    $virtstuff = 1;
}
112 113 114
if (defined($options{"r"})) {
    $widearea = 1;
}
115 116 117
if (defined($options{"S"})) {
    $simstuff = 1;
}
118 119 120
if (defined($options{"p"})) {
    $pid = $options{"p"};
}
121 122 123
if (defined($options{"a"})) {
    $allnodes = 1;
}
124 125 126
if (defined($options{"u"})) {
    $prune = 1;
}
127 128 129
if (defined($options{"c"})) {
    $delaycap_override = $options{"c"};
}
Leigh B. Stoller's avatar
Leigh B. Stoller committed
130 131 132 133 134 135 136 137 138
if (defined($options{"n"})) {
    if ($options{"n"} =~ /(\d*),(\d*)/) {
	$mnetcores = $1;
	$mnetedges = $2;
    }
    else {
	usage();
    }
}
139
if (defined($options{"e"})) {
140 141 142
    $exempt_eid = $options{"e"};
    usage()
	if (!defined($pid));
143
}
144 145
usage()
    if ($prune && !defined($exempt_eid));
146

147
# Read class/type maps
148
my $result =
149 150 151
    DBQueryFatal("select class,type,isvirtnode from node_types");

while (my ($class,$type,$isvirt) = $result->fetchrow_array) {
152 153 154
    $map = {};
    $map->{'CLASS'}    = $class;
    $map->{'ISVIRT'}   = $isvirt;
155 156 157 158 159 160 161 162 163
    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();
164
    $map->{'TYPEINFO'} = $typeinfo;
165 166 167
    $map->{'FEATURES'} = [];
    $map->{'AUXTYPES'} = {};
    $typemap{$type} = $map;
168 169 170 171 172 173

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

Timothy Stack's avatar
 
Timothy Stack committed
174 175
# Read node_startloc
$result = DBQueryFatal("select node_id,building from node_startloc");
Timothy Stack's avatar
 
Timothy Stack committed
176
while (($node,$building) = $result->fetchrow_array) {
Timothy Stack's avatar
 
Timothy Stack committed
177
    $areamap{$node} .= " area-$building:0";
Timothy Stack's avatar
 
Timothy Stack committed
178 179
}

180 181 182 183 184
#
# Read the features table for each type.
# 
$result = DBQueryFatal("select type, feature, weight from node_type_features");
while (my ($type, $feature, $weight) = $result->fetchrow()) {
185 186 187 188 189 190 191 192 193 194
    push(@{$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;
195 196
}

197 198 199 200 201 202 203 204 205 206 207 208
#
# 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";
    }
}
209 210 211 212 213 214 215 216 217
#
# 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;
    }
218
    push @{$auxtypes{$node_id}}, "$type:$count";
219
}
220 221 222 223 224 225 226 227 228 229 230 231 232 233 234 235 236 237 238 239
#
# 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;
    }
240 241
}

242 243 244 245 246 247 248 249 250 251 252 253 254 255 256 257 258 259 260 261 262 263 264 265 266 267 268 269 270 271 272 273 274 275 276 277 278 279 280
#
# 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
#
281
$result = DBQueryFatal("select osid from os_info where " .
282
    "nextosid is not null");
283
while (my ($osid) = $result->fetchrow()) {
284 285 286
    #
    # Check to see if they were allowed to use the real OSID
    #
287
    my $realosid = TBResolveNextOSID($osid, $pid, $exempt_eid);
288 289
    if ($osid_node_types{$realosid}) {
	foreach my $type (@{$osid_node_types{$realosid}}) {
290 291 292 293 294
	    push @{$node_type_osids{$type}}, $osid;
	}
    }
}

295
# Print switches
296
if (defined($switchtouse)) {
297
    print "node $switchtouse switch:1 *lan:*\n";
298 299 300 301 302 303 304
    $switches{$switchtouse} = 1;
}
else {
    $result =
	DBQueryFatal("select node_id from nodes where role = \"testswitch\"");

    while (($switch) = $result->fetchrow_array) {
305
	print "node $switch switch:1 *lan:*\n";
306 307
	$switches{$switch} = 1;
    }
308
}
309

310 311 312 313 314 315
#
# Get the global counts.
#
$result =
    DBQueryFatal("select phys_nodeid,count(phys_nodeid) from reserved as r ".
		 "left join nodes as n on n.node_id=r.node_id ".
316 317 318 319
		 "where n.node_id!=n.phys_nodeid ".
		 (defined($exempt_eid) ?
		  "and not (pid='$pid' and eid='$exempt_eid') " : " ") .
		 "group by phys_nodeid");
320 321 322 323
while (my ($node_id,$count) = $result->fetchrow_array) {
    $globalcounts{$node_id} = $count;
}

324
# Find available nodes.
325
#
326 327
# This first query deals with just local nodes. Local nodes can host
# virtnodes, according to the delay_capacity in the types table. 
328
#
329

330
# the ordinary free condition for a local node.
331 332
my $free_condition = "(b.node_id is null and ".
                     " (np.eventstate='" . TBDB_NODESTATE_ISUP . "' or ".
333
                     "  np.eventstate='" . TBDB_NODESTATE_PXEWAIT . "' or ".
334
                     "  np.eventstate='" . TBDB_NODESTATE_POWEROFF . "' or ".
335
                     "  np.eventstate='" . TBDB_NODESTATE_ALWAYSUP . "')) ";
336

337 338 339 340 341
if (defined($pid)) {
    $free_condition = "($free_condition and ".
	"(np.reserved_pid is null or np.reserved_pid='$pid'))";
}

342 343 344 345
# 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 ".
346
	"(b.pid='$pid' and b.eid='$exempt_eid'))"; 
347
}
Chad Barb's avatar
Chad Barb committed
348

349 350 351 352 353 354
# If the user wants all nodes, we consider everything to be free (this
# overrides the other possible free conditions
if ($allnodes) {
    $free_condition = "1";
}

355
$result =
356
    DBQueryFatal("select a.node_id,a.type,a.phys_nodeid,t.class,t.issubnode," .
Timothy Stack's avatar
 
Timothy Stack committed
357
		 "a.def_boot_osid, (b.pid is not null and b.eid is not null), " .
358 359
		 "  np.reserved_pid is not null,np.eventstate, ".
		 "  np.battery_percentage ".
360
		 "from nodes as a ".
361 362
		 "left join reserved as b on a.node_id=b.node_id ".
		 "left join reserved as m on a.phys_nodeid=m.node_id ".
363
		 "left join nodes as np on a.phys_nodeid=np.node_id ".
364
		 "left join node_types as t on t.type=a.type ".
365 366 367 368 369 370
		 "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 ".
371
		 "where $free_condition and ".
372 373
		 "      (a.role='testnode' and (t.isremotenode=0 or ".
		 "                              dedicated_wa_types.attrvalue=1))");
Leigh B. Stoller's avatar
Leigh B. Stoller committed
374

375 376 377
#
# 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
378 379 380
# 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
381
while (($node,$type,$physnode,$class,$issubnode,$def_boot_osid,$reserved,
382
	$prereserved,$eventstate,$battery_perc) = $result->fetchrow_array) {
383 384 385
    $nodes{$node} = $type
	if (!defined($pid) ||
	    ($permissions{$type} && $permissions{$class}));
386 387 388
    if ($issubnode) {
	$subnode_of{$node} = $physnode;
    }
389
    $node_def_boot_osid{$node} = $def_boot_osid;
390 391 392 393 394 395

    if ($reserved) {
	$is_reserved{$node} = 1;
    } else {
	$is_reserved{$node} = 0;
    }
Timothy Stack's avatar
 
Timothy Stack committed
396 397

    $is_prereserved{$node} = $prereserved;
398 399 400

    $curr_state{$node} = $eventstate;
    $curr_batt{$node} = $battery_perc;
401
}
Leigh B. Stoller's avatar
Leigh B. Stoller committed
402

403 404 405 406 407 408 409 410 411 412 413 414 415 416 417 418 419 420 421 422 423 424 425 426 427
#
# 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
428
foreach $node (keys(%nodes)) {
429 430 431
    my $type  = $nodes{$node};
    my $class = $typemap{$type}->{'CLASS'};
    my $delay_capacity = $typemap{$type}->{'DELAYCAP'};
432
    my $simnode_capacity = $typemap{$type}->{'SIMCAP'};
433 434
    my $cpu_speed = $typemap{$type}->{'SPEED'};
    my $ram = $typemap{$type}->{'RAM'};
435
    my $trivspeed = $typemap{$type}->{'TRIVSPEED'};
436
    
437
    my @types = ("$type:1");
438 439
    my @features;
    my @flags;
440
    my $needvirtgoo = 0;
441

442 443 444 445 446
    # 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.
447 448
    if($node_def_boot_osid{$node} && ($node_def_boot_osid{$node} eq 
	TBOSID(TB_OPSPID, "FBSD-NSE"))) { 
449 450 451
	push(@features, "FBSD-NSE:0.0");
    }

452
    # Might be equal, which assign would sum as two, not one!
453 454
    if ($type ne $class) {
	push(@types, "$class:1");
455 456
    }

457
    if (defined($delay_capacity) && $delay_capacity > 0) {
458 459 460 461 462 463
	# Comes from the NS file;
	$delay_capacity = $delaycap_override
	    if (defined($delaycap_override) &&
		$delaycap_override > 0 &&
		$delaycap_override < $delay_capacity);
	
464
	push @types, "delay:$delay_capacity";
465
	push @types, "delay-${type}:$delay_capacity";
466
    }
467

468 469 470
    #
    # Add any auxiliary types
    #
471 472 473
    foreach my $auxinfo (@{$auxtypes{$node}}) {
	my ($auxtype,$count) = split(":", $auxinfo);
	my $realtype;
474

475 476 477
	# Map an auxtype back to its real type, unless it is a real type.
	if (defined($auxtypemap{$auxtype})) {
	    $realtype = $auxtypemap{$auxtype};
478 479
	}
	else {
480
	    $realtype = $auxtype;
481
	}
482 483 484 485 486 487 488 489 490 491 492 493 494 495 496 497

	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
498
    if (defined($areamap{$node})) {
Timothy Stack's avatar
 
Timothy Stack committed
499
	push @features, $areamap{$node};
Timothy Stack's avatar
 
Timothy Stack committed
500 501
    }

502
    my $cpu_ram_features_present = 0;
503 504 505 506
    #
    # This stuff is extra goo for local virtual nodes.
    # 
    if ($needvirtgoo) {
507
	push @types, "*lan:*";
508 509 510 511
	# Add trivial bw spec., but only if the node type has it
	if ($trivspeed) {
	    push @flags, "trivial_bw:$trivspeed";
	}
512
	# Add CPU and RAM information
513
	$cpu_ram_features_present++;
514 515
	# This number can be use for fine-tuning packing
	push @features, "?+virtpercent:100";
516
	# Put this silly feature in so that we can try to keep vnodes
517 518 519 520
	# on the same pnode they were before - but only if updating
        if ($exempt_eid) {
            push @features, "${node}:0.0";
        }
521 522
    }

523
    if ($simstuff && defined($simnode_capacity) && $simnode_capacity > 0) {
524 525 526 527 528 529 530 531 532
	#
	# Use user specified multiplex factor
	#
	if (defined($mfactor) && $mfactor <= $simnode_capacity) {
	    push @types, "sim:$mfactor";
	}
	else {
	    push @types, "sim:$simnode_capacity";
	}
533
	# Add CPU and RAM information
534
	$cpu_ram_features_present++;
535 536 537 538
	push @types, "*lan:*";
	# Add trivial bw spec.
	push @flags, "trivial_bw:100000";
    }
539 540 541 542
    if ($cpu_ram_features_present) {
	# Add CPU and RAM information
	push @features, "?+cpu:$cpu_speed";
	push @features, "?+ram:$ram";
543 544
	push @features, "?+cpupercent:92"; # XXX Hack
	push @features, "?+rampercent:80"; # XXX Hack
545
    }
546

547
    # Add features
548
    push(@features, @{$typemap{$type}->{'FEATURES'}});
549 550
    if (defined($features{$node})) {
	push @features, @{$features{$node}};
551 552
    }

553 554 555 556 557 558 559
    #
    # 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}};
    }
560 561 562 563 564 565 566 567 568 569 570
    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'};
    }
571

572 573 574 575 576 577 578 579
    # 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");
        }
    }

580 581
    # This is for the case that we are modifying an existing experiment - tell
    # assign to prefer nodes the user has already allocated
582
    if ($exempt_eid && !$allnodes && $is_reserved{$node}) {
583 584 585
	push(@features,"already_reserved:0");
    }

Timothy Stack's avatar
 
Timothy Stack committed
586 587 588 589
    if ($is_prereserved{$node}) {
	push(@features,"prereserved:0.9");
    }

590 591 592 593 594 595 596 597 598
    # 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
599 600 601 602 603 604 605 606
    # Add in modelnet stuff.
    if ($mnetcores) {
	push(@types, "modelnet-core:$mnetcores");
    }
    if ($mnetedges) {
	push(@types, "modelnet-edge:$mnetedges");
    }

607 608 609 610 611 612 613 614 615 616 617
    #
    # 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
618
	}
619 620
	# Push the subnode's information into its flags
	push @flags, "subnode_of:$subnode_of{$node}";
Leigh B. Stoller's avatar
Leigh B. Stoller committed
621
    }
622 623 624 625 626

    my $text = "node $node " . join(" ",@types) . " - " . join(" ",@features) .
	" - " . join(" ",@flags);


627
    print "$text\n";
Leigh B. Stoller's avatar
Leigh B. Stoller committed
628 629
}

630 631 632 633 634 635 636 637 638 639 640
#
# 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.
#
641 642 643 644
# 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. 
#
645
if ($widearea) {
646 647 648 649 650 651 652 653 654 655 656 657
    #
    # 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");
    print "node $fake_inet_switch ", join(" ",map("*$_:*",@inet_protos)), "\n";
    
    #
    # Note - there is currently an assumption in this query that widearea nodes
658
    # have only one control interface.
659
    #
660
    $result =
661
	DBQueryFatal("select n.node_id,nt.type,ns.status,r.pid,r.eid,wn.site,".
662
                     "i.iface,wn.bwlimit ".
Leigh B. Stoller's avatar
Leigh B. Stoller committed
663 664 665 666
		     "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 ".
667
		     "left join widearea_nodeinfo as wn on ".
Leigh B. Stoller's avatar
Leigh B. Stoller committed
668
		     "     wn.node_id=n.node_id ".
669
		     "left join interfaces as i on ".
670
		     "     n.node_id=i.node_id and ".
671 672 673 674 675 676 677
		     "     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
678
		     "where  (n.role='testnode' and nt.isremotenode=1 and ".
679 680
		     "        nt.isvirtnode=0 and ".
		     "        dedicated_wa_types.attrvalue is NULL)");
681
    
682
    while (($physnode,$ptype,$status,$mpid,$meid,$site,$iface,$bwlimit)
Leigh B. Stoller's avatar
Leigh B. Stoller committed
683
	   = $result->fetchrow_array) {
684
	my $class = $typemap{$ptype}->{'CLASS'};
685 686 687
	my @types;
	my @features;
	my @flags;
688 689 690 691 692 693 694 695 696 697 698 699 700 701 702
	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);
	}
703

704 705 706 707 708
	#
	# 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
	#
709 710
	if (($status && ($status ne 'up')) ||
	    ($mpid eq $DEADPID && $meid eq $DEADEID)) {
711 712 713
	    push @features, "down:1";
	}

714 715 716 717 718 719 720
	#
	# Mark which site this node belongs to
	#
	if ($site) {
	    push @features, "*&$site:$site_weight";
	}

721 722 723
	#
	# Add any auxiliary types.
	#
724 725
	foreach my $auxinfo (@{$auxtypes{$physnode}}) {
	    my ($auxtype,$count) = split(":", $auxinfo);
726

727 728 729
	    $count = $maxvnodes
		if (defined($maxvnodes) && $maxvnodes < $count);

Leigh B. Stoller's avatar
Leigh B. Stoller committed
730 731 732 733 734
	    if (defined($mfactor) && $mfactor <= $count) {
		$auxinfo = "$auxtype:$mfactor";
	    }
	    else {
		$auxinfo = "$auxtype:$count";
735
	    }
736
	    push(@types, $auxinfo);
737 738 739 740 741
	}

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

742 743 744
	# Indicate that these nodes are beautiful and unique snowflakes
	push @flags, "unique";

745
	# Add features
746
	push(@features, @{$typemap{$ptype}->{'FEATURES'}});
747 748
	if (defined($features{$physnode})) {
	    push @features, @{$features{$physnode}};
749 750
	}

751 752 753 754 755 756 757 758
	#
	# 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}};
	}

759 760 761 762 763 764 765 766 767 768
        #
        # 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";
        }

769 770 771 772 773
	my $text = "node $physnode " .
	           join(" ",@types) . " - " . join(" ",@features) .
		   " - " . join(" ",@flags);

	print "$text\n";
774 775 776 777 778 779 780 781 782 783 784 785

        #
        # 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 ($iface) {
            print "link link-$physnode:$iface-$fake_inet_switch:(null) ".
                "$physnode:$physnode/$iface $fake_inet_switch:(null) " .
                "100000 0 0 1 ".
                join(" ",@inet_protos). "\n";
        }
786 787 788
    }
}

789
# Read interfaces
790
$result = DBQueryFatal("SELECT node_id,card,port,iface,interface_type" .
791
		     " from interfaces");
792
while (($node,$card,$port,$iface,$type) = $result->fetchrow_array) {
793
    $interfacemap{"$node:$card:$port"} = $iface;
Chad Barb's avatar
 
Chad Barb committed
794
    if ((defined $type) && ($type ne "")) {
795 796 797 798
	$interfacetypes{"$node:$card:$port"} = $type;
    }
}

799 800 801 802 803 804 805 806 807 808 809 810 811 812 813
# 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");
    }
814 815
}

816 817 818 819 820 821 822 823 824 825
# 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
826 827 828 829 830 831 832
$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 ""));

833 834 835
    $interfacecardports{"$node:$iface"} = [$card,$port];
}

836
$result = DBQueryFatal("SELECT node_id1,card1,port1,node_id2,card2,port2" .
837
 		    " from wires where type=\"Node\" or type=\"Trunk\"");
838
while (($node1,$card1,$port1,$node2,$card2,$port2) = 
839
       $result->fetchrow_array) {
840
    if ((defined($nodes{$node1}) || defined($switches{$node1})) && 
841
	(defined($nodes{$node2}) || defined($switches{$node2}))) {
842 843 844 845 846
        
        # Types for this link - for the time being, we assume that all
        # links are Ethernet, though this will certaily change later.
        my $basetype = "ethernet";

847 848
	$iface1 = get_iface($node1,$card1,$port1);
	$iface2 = get_iface($node2,$card2,$port2);
849 850 851 852
	$iface1bw = get_ifacebw($node1,$card1,$port1,$basetype);
	$iface2bw = get_ifacebw($node2,$card2,$port2,$basetype);

        my @types = ($basetype);
853 854 855 856

	next
	    if (! exists($interfacecardports{"$node1:$iface1"}));
	
857
	# XXX - This is a bad, bad hack - we  use our knowledge that in the
858
	# wires table links to the switch always come as node2.
859 860 861
	# 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})) {
862 863
	    $bw = $iface1bw;
	} else {
864 865 866 867 868
	    if ($iface1bw < $iface2bw) {
		$bw = $iface1bw;
	    } else {
		$bw = $iface2bw;
	    }
869
	}
870
	if (defined($switches{$node2})) {
871 872
	    $used_switches{$node2} = 1;
	}
873 874 875 876 877 878 879 880
	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 {
881
		$interconnects{"$node1:$node2"} = new Math::BigInt $bw;
882 883
	    }
	} else {
884
            # Node-to-switch link
885 886
	    # !!! - Here we use our knowledge that in the wires table links
	    # to the switch always come as node2.
887 888 889 890 891 892 893 894 895 896 897 898 899 900

            # 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";

901
	    print "link link-$node1:$iface1-$node2:$iface2 $node1:$node1/$iface1" .
902
		" $node2:$iface2 $bw 0 0 1 " . join(" ",@types) . "\n";
903 904
	}
    } 
905
}
906 907 908 909 910 911 912 913 914

#
# 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
    #
915 916 917 918 919 920 921 922 923 924 925 926
    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");
	}
927 928
	my %switches = ();
	foreach my $member (@members) {
929 930 931 932 933 934 935 936 937 938 939 940
	    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");
941 942 943 944 945 946 947 948 949 950 951 952 953 954 955 956 957 958 959 960 961 962 963 964 965 966 967 968 969
	    $switches{$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;
		}
	    }
	}
    }
}

970 971
foreach $interconnect (keys(%interconnects)) {
    ($src,$dst) = split(":",$interconnect);
972 973 974 975 976
    my $speed = $interconnects{$interconnect};
    # This is really dumb - BigInts like to print out with a leading '+',
    # which we don't want. Stript it off.
    $speed =~ s/^\+|-//;
    print "link link-$interconnect $src $dst $speed 0 0 1 ethernet\n";
977
}
978

979
#
980
# Fake switch. Hardwired for now. 
981
#
982
my @wireless_protos = ("80211", "80211a", "80211b", "80211g", "flex900");
983 984
my $fake_switch = "airswitch";
print "node $fake_switch ", join(" ",map("*$_:*",@wireless_protos)), "\n";
985

986 987
foreach my $interface (keys(%interfacetypes)) {
    my ($node,$card,$port) = split(":", $interface);
988

989 990
    next
    if (!defined($nodes{$node}));
991
	
992 993 994
    my $type    = $interfacetypes{$interface};
    my @protos  = @{ $interfaceprotocols{$type} };
    my $iface   = get_iface($node,$card,$port);
995

996 997 998 999 1000 1001 1002 1003
    #
    # 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}++;
    }
1004

1005 1006 1007 1008 1009 1010 1011 1012 1013 1014 1015 1016 1017 1018 1019 1020
    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;
1021