-
Notifications
You must be signed in to change notification settings - Fork 25
/
lf_max_cxs_v1_3000.pl
executable file
·1749 lines (1533 loc) · 53.3 KB
/
lf_max_cxs_v1_3000.pl
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
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
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
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
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
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
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
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
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
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540
541
542
543
544
545
546
547
548
549
550
551
552
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
618
619
620
621
622
623
624
625
626
627
628
629
630
631
632
633
634
635
636
637
638
639
640
641
642
643
644
645
646
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
677
678
679
680
681
682
683
684
685
686
687
688
689
690
691
692
693
694
695
696
697
698
699
700
701
702
703
704
705
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
757
758
759
760
761
762
763
764
765
766
767
768
769
770
771
772
773
774
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
812
813
814
815
816
817
818
819
820
821
822
823
824
825
826
827
828
829
830
831
832
833
834
835
836
837
838
839
840
841
842
843
844
845
846
847
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
874
875
876
877
878
879
880
881
882
883
884
885
886
887
888
889
890
891
892
893
894
895
896
897
898
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
927
928
929
930
931
932
933
934
935
936
937
938
939
940
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
970
971
972
973
974
975
976
977
978
979
980
981
982
983
984
985
986
987
988
989
990
991
992
993
994
995
996
997
998
999
1000
#!/usr/bin/perl
# This program is used to test the max TCP connections allowed through a firewall,
# and may be used as an example for others who wish to automate LANforge tests.
# This script sets up 1 UDP connection and as many TCP connections as specified
# by $num_macvlans. Each connection is started and verified that it is passing
# traffic before starting the next connection. As each TCP connection is started
# the UDP connection is checked for any dropped packets. As soon as dropped packets
# are detected on the UDP connection, the number of TCP connections is recorded
# and the entire test is repeated for $loop_max times. An average number of TCP
# connections is calculated and reported at the conclusion of all the test runs.
# Un-buffer output
$| = 1;
use strict;
use Switch;
use Net::Telnet ();
use Time::HiRes qw (usleep);
use LANforge::Port;
use LANforge::Utils;
use LANforge::Endpoint;
my $init_stop_all = 1; # Stop all tests before running script test.
my $script_speed = 25; # Increase to issue commands faster.
my $quiet_cli_cmds = 1; # Quiesce CLI response output to commands sent.
my $quiet_cli_output = 1; # Quiesce unsolicited CLI output.
my $cli_cmd_delay = 0; # Increase to slow command rate sent to cli.
my $report_timer = 9000; # Set report timer for all tests created in ms, i.e. 8 seconds
my $INIT = 1; # If true, removes all previous tests and ports!!!
my $create_only = 0; # If true, only create tests, i.e. do not automatically run them.
my $mac_init = 0; # Set to 1 to start MAC address from zero when running looped test.
my $ip_init = 0; # Set to 1 to start IP addresses from zero when running looped test.
my $init_once = 1; # Set to 1 to only initialize test creation once.
my $init_net = 1; # Set to 0 to disable reconfiguring MAC and IP addresses.
my $init_tests = 1; # Set to 0 to disable reconfiguring tests.
my $first_run = 1; # Set to 0 to disable initial configurations.
my $name_id = 0; # First index of name of endpoints and CXs.
my $name_id_len = 0; # Override for length of $name_id.
my $loop_max = 3;
my $start_stop_loops = 2;
my $run_for_time = 120; # Run for XX seconds..then will be stopped again.
my $stop_for_time = 5; # Run for XX seconds..then will be stopped again.
my $keep_running = 1; # If ture, will keep last test loop running.
my $ignore_phys_ports = 1; # If true, just muck with MACVLANs.
my $one_cx_per_port = 0; # If zero, will have one of EACH of the cx types on each port.
my $cx_types_from_file = 0; # If true, will rotate through the @cx_types_files
# when creating tests instead of using @cx_types array.
my @cx_types = (
#"lf_tcp","lf_tcp","lf_tcp","lf_tcp","lf_tcp","lf_tcp","lf_tcp","lf_tcp","lf_tcp","lf_tcp",
"lf_tcp","lf_tcp","lf_tcp","lf_tcp","lf_tcp","lf_tcp","lf_tcp","lf_tcp","lf_tcp","lf_tcp",
"lf_tcp","lf_tcp","lf_tcp","lf_tcp","lf_tcp","lf_tcp","lf_tcp","lf_tcp","lf_tcp","lf_tcp",
"lf_tcp","lf_tcp","lf_tcp","lf_tcp","lf_tcp","lf_tcp","lf_tcp","lf_tcp","lf_tcp","lf_tcp");
my $test_mgr = "max_cxs_tm";
my $lfmgr_host = "localhost";
my $lfmgr_port = 4001;
my $shelf = 1;
# This sets up connections.
my $lf1 = 1; # Minor Resource EID of first LANforge resource.
my $lf2 = ""; # Set to "" if we have no second machine. Or set to second Resource
# minor EID to create mac-vlans on it.
# Port pairs. These are the ports that should be talking to each other.
# i.e. the third column in lf1_ports talks to the third column in lf2_ports.
# EIDs or aliases can be used.
# Port pairs must match on each shelf - will enhance to allow any pair on each shelf.
#my @lf1_ports = (1); #, 2, 3);
#my @lf2_ports = (2); #, 2, 3);
my @lf1_ports = ( "eth0", "eth1");
my @lf2_ports = ("");
my @ip_base = ( "192.168", "172.1");
my @ip_c = ( 2 , 1 );
my @ip_lsb = ( 2 , 2 );
my @msk = ("255.255.255.0","255.255.255.0");
my @ip_gw = ( "192.168.2.1", "172.1.1.1");
my $mac1 = 0x00; # Starting MAC address 00:m5:m4:m3:m2:m1 where:
my $mac2 = 0x00; # m5 is shelf EID, m4 is card EID, m3 is $mac3,
my $mac3 = 0x00; # m2 is $mac2 and m1 is $mac1.
my $start_mvlan = 0;
my $num_mvlans = 30;
my $num_cxs = 0;
my @min_rate = (19200);# bps
my @max_rate = (19200);# bps
my @min_pkt_szs = (948); # bytes
my @max_pkt_szs = (948); # bytes
##########################
# lf_max_cxs.pl specific #
##########################
my $max_delay = 100; # Maximum endpoint delay threshold in milliseconds.
my $percent_ep_delay = 3.0;# Percentage of endpoints allowed to exceed the
# $max_delay. Exceeding percentage will cause curren
# test loop to exit.
my $settle_time = 1; # Number of seconds to allow an endpoint to receive data
my $ep_rx_strikes = 3; # Number of strikes before declaring it failed.
my $sample_time_dly = 500; # Milliseconds between endpoint delay samples.
my $samples = 3;
my $use_udp_probe = 1;
my $use_udp_loss = 1;
my $end_udp_drop = 0;
#my $percentile = 97;
#my $filename = "delay_data.txt";
################
# Layer-4 only #
################
my $url_dl = 1; # If true, test will download from URL. False will upload to URL.
#my $l4_dl_path = "/tmp"; # Path to save downloaded file.
#my $l4_dl_path = "NUL"; # Windows equivalent of *nix /dev/null.
my $l4_dl_path = "/dev/null"; # Improve performance by saving downloaded file to /dev/null.
my @l4_urls = (
"http://192.168.100.3/index.html", "ftp://192.168.100.3/file", "http://192.168.100.3/index.html", "ftp://192.168.100.3/file"
,"http://192.168.100.3/index.html", "ftp://192.168.100.3/file", "http://192.168.100.3/index.html", "ftp://192.168.100.3/file"
,"http://192.168.100.3/index.html", "ftp://192.168.100.3/file", "http://192.168.100.3/index.html", "ftp://192.168.100.3/file"
,"http://192.168.100.3/index.html", "ftp://192.168.100.3/file", "http://192.168.100.3/index.html", "ftp://192.168.100.3/file"
,"http://192.168.100.3/index.html", "ftp://192.168.100.3/file", "http://192.168.100.3/index.html", "ftp://192.168.100.3/file"
);
#my @l4_urls = ("ftp://192.168.100.3/file");
my $urls_10m = 100; # How many URLs to process every 10 minutes.
my $l4_timeout = 10000; # How long to wait for a connection, in milliseconds.
###########
# File-IO #
###########
my $fio_base = "/mnt/fio_base";
my $fio_targ_dir = "";
my $fsrw = "write";
#########
# Debug #
#########
my $DEBUG = 0;
my $D_PAUSE = 3;
########################################################################
# Nothing to configure below here, most likely.
########################################################################
my $script_name = $0;
$sample_time_dly = $sample_time_dly * 1000;
# Parse cmd-line args
my $i;
my $j;
for ($i = 0; $i<@ARGV; $i++) {
my $var = $ARGV[$i];
if ($var =~ m/(\S+)=(.*)/) {
my $arg = $1;
my $val = $2;
handleCmdLineArg($arg, $val);
}
else {
handleCmdLineArg($var);
}
}
my $ss_wait
= 0.003 * $report_timer; # Increase delay (seconds) if experiencing problems on slow systems.
if ($lfmgr_host eq undef) {
print "\nYou must define a LANforge Manager!!!\n\n"
. "For example:\n"
. "./$script_name mgr=localhost\n"
. "OR\n"
. "./$script_name mgr=192.168.1.101\n\n";
printHelp();
exit (1);
}
my $foundL4 = 0;
for ($i = 0; $i<@cx_types; $i++) {
if ($cx_types[$i] eq "l4") {
$foundL4 = 1;
last;
}
}
if ($lf2 == "" && @lf1_ports < 2 && !$foundL4) {
die ("Must have more than one port with only one resource.");
}
#if (!$numvlan && !$num_cxs) {
# die ("Must have either number of MACVLANs (num_mvl) or cross-connects (num_cxs) > 0.");
#}
print
"\nStarting script with the following arguments:"
. "\ninit: $INIT"
. "\nmanager: $lfmgr_host\n"
. "\nlf1: $lf1\nlf2: $lf2\n"
. "\nlf1_ports: " . join(" ", @lf1_ports)
. "\nlf2_ports: " . join(" ", @lf2_ports) . "\n"
. "\nstart_macvlans: $start_mvlan"
. "\nnum_mvlans: $num_mvlans\n"
. "\nmin_rates: " . join(" ", @min_rate)
. "\nmax_rates: " . join(" ", @max_rate)
. "\nmin_pkt_sizes: " . join(" ", @min_pkt_szs)
. "\nmax_pkt_sizes: " . join(" ", @max_pkt_szs) . "\n"
. "\ncx_types: " . join(" ", @cx_types)
. "\none_cx_per_port: $one_cx_per_port\n\n";
if ($DEBUG) { sleep ($D_PAUSE); }
# Determine total port and endpoint counts and make sorting by name easier in the GUI :P
my @num = (); # Formatted index number for name sorting in GUI.
my $t_num = 0;
my $t_ports = 0;
my $ni=0;
my $nj=0;
my $lf2orig = $lf2;
if ($lf2 == "") {
$lf2 = $lf1;
if ($foundL4) {
@lf2_ports = undef;
}
else {
# put every other port into @lf2_ports to fake out lf2 info which makes the
# script work later.
my @lf1_ports_tmp = @lf1_ports;
@lf1_ports = undef;
@lf2_ports = undef;
$i=0;
for ($ni=0; $ni<@lf1_ports_tmp; $ni++) {
$lf1_ports[$i] = $lf1_ports_tmp[$ni];
$lf2_ports[$i] = $lf1_ports_tmp[++$ni];
$i++;
}
}
}
# Check that ip_base address pairs aren't the same.
for ($ni = 0; $ni<@ip_base; $ni++) {
if ($ip_base[$ni] == $ip_base[$ni+1]) {
die ("ERROR: Base IP addresses cannot be the same.");
}
$ni++;
}
my @cxts = ("lf", "lf_udp", "lf_tcp", "custom_udp", "custom_tcp", "l4",
"fileIONFS", "fileIOCIFS");
my @t_cxts = ();
for ($ni=0; $ni<@cxts; $ni++) {
@t_cxts[$ni] = 0;
}
if ($lf2orig ne "") {
if ($ignore_phys_ports) {
$t_ports = $num_mvlans;
}
else {
$t_ports = @lf1_ports + @lf2_ports + ($num_mvlans);
}
}
elsif ($num_mvlans) {
if ($ignore_phys_ports) {
$t_ports = $num_mvlans;
}
else {
$t_ports = @lf1_ports + ($num_mvlans);
}
}
else {
$t_ports = @lf1_ports + @lf2_ports;
}
my $t_cxtypes = @cx_types;
my $t_urls = @l4_urls;
if (@min_rate != @max_rate ) {
die("Number of elements in min_rate does not match number of elements in max_rate.");
}
else {
my $t_rate = @min_rate + @max_rate;
}
if (@min_pkt_szs != @max_pkt_szs ) {
die("Number of elements in min_pkt_szs does not match number of elements in max_pkt_szs.");
}
else {
my $t_pkt_szs = @min_pkt_szs + @max_pkt_szs;
}
for ($ni=0; $ni<@cx_types; $ni++) {
for ($nj=0; $nj<@cxts; $nj++) {
if ( $cx_types[$ni] eq $cxts[$nj] ) {
$t_cxts[$nj]++;
}
}
}
for ($nj=0; $nj<@cxts; $nj++) {
if ( $cxts[$nj] eq "l4") {
$t_num += ($t_ports * (2 * ($t_cxts[$nj] * $t_urls)));
}
else {
$t_num += ($t_ports * (2 * $t_cxts[$nj]));
}
}
$t_num += $name_id;
my $num_len;
if ($name_id_len) {
if (length($name_id) > $name_id_len || length($t_num) > $name_id_len) {
print "\nWARNING: id_len specifies a string length less that first_name_id or less that total number of endpoints\n";
}
$num_len = $name_id_len;
}
else {
$num_len = length ($t_num);
}
$t_num -= $name_id;
$i = 0;
switch ($num_len) {
case 1 {
for ($i ; $i<$t_num; $i++) {
$num[$i] = sprintf("%01d", $name_id + $i);
}
}
case 2 {
for ($i ; $i<$t_num; $i++) {
$num[$i] = sprintf("%02d", $name_id + $i);
}
}
case 3 {
for ($i ; $i<$t_num; $i++) {
$num[$i] = sprintf("%03d", $name_id + $i);
}
}
case 4 {
for ($i ; $i<$t_num; $i++) {
$num[$i] = sprintf("%04d", $name_id + $i);
}
}
case 5 {
for ($i ; $i<$t_num; $i++) {
$num[$i] = sprintf("%05d", $name_id + $i);
}
}
case 6 {
for ($i ; $i<$t_num; $i++) {
$num[$i] = sprintf("%06d", $name_id + $i);
}
}
else {
for ($i ; $i<$t_num; $i++) {
$num[$i] = $name_id + $i;
}
}
}
if ($DEBUG > 99) {
$i = 0;
print "name_id: $name_id, t_num: $t_num, num_len: $num_len :-\n";
for ($i ; $i<$t_num; $i++) {
print $num[$i] . " ";
}
print "\n";
sleep ($D_PAUSE);
}
if ($DEBUG) { printArgs(); sleep ($D_PAUSE); }
# Open connection to the LANforge server.
my $t = new Net::Telnet(Timeout => 15,
Prompt => '/default\@btbits\>\>/');
$t->open(Host => $lfmgr_host,
Port => $lfmgr_port,
Timeout => 60);
$t->waitfor("/btbits\>\>/");
$t->max_buffer_length(1024 * 1024 * 10); # 10M buffer
# Configure our utils.
my $utils = new LANforge::Utils();
$utils->telnet($t); # Set our telnet object.
$utils->cli_send_silent($quiet_cli_cmds); # Do not show input to CLI
$utils->cli_rcv_silent($quiet_cli_output); # Repress output from CLI ??
my $dt = getDate();
my $dt_start = $dt;
my $cmd;
my @t_cx_run_loop = ();
my @endpoint_names = (); #will be added to as they are created
my @cx_names = ();
my @ep_delay = ();
my $cx_run = 0;
my $avg_cx_run = 0;
my $t_cx_run = 0;
my $t_prcnt_ep_dly = 0;
my $avg_prcnt_ep_dly = 0;
my $eia = 0;
my $eib = 0;
my $ci = 0;
my $ep_dly_cnt = 0;
my $t_ep_dly_cnt = 0;
my $avg_ep_dly_cnt = 0;
my $prcnt_ep_dly = 0;
my $epa_rx = 0;
my $epb_rx = 0;
my $ep_delay = 0.0;
#my $epa_delay = 0;
#my $epb_delay = 0;
my $epa_drop = 0;
my $epb_drop = 0;
my $t_ep_run = 0;
my $prcnt_ep_dlyd = 0;
if ($init_stop_all) { doCmd("set_cx_state ALL ALL STOPPED"); }
$SIG{'INT'} = 'CLEANUP';
my $loop = 0;
for ($loop = 0; $loop<$loop_max; $loop++) {
$dt = getDate();
print "\n\n***** Starting $script_name at: $dt. Test Loop: ". ($loop+1) . " *****\n\n";
if (!$init_once) {
if ($INIT) { initToDefaults(); }
if ($init_net) {
addMacVlans(); # Add MACVLANs.
initIpAddresses(); # Add some IP addresses to the ports.
}
if ($init_tests) {
doCmd("rm_cx $test_mgr all");
doCmd("rm_endp YES_ALL");
doCmd("rm_test_mgr $test_mgr");
doCmd("add_tm $test_mgr");
doCmd("tm_register $test_mgr default"); # Add default user
doCmd("tm_register $test_mgr default_gui"); # Add default GUI user
addCrossConnects(); # Add our endpoints.
print "Done adding CXs.\n";
}
}
elsif ($first_run) {
if ($INIT) { initToDefaults(); }
if ($init_net) {
addMacVlans();
initIpAddresses();
}
if ($first_run && $init_tests) {
doCmd("rm_cx $test_mgr all");
doCmd("rm_endp YES_ALL");
doCmd("rm_test_mgr $test_mgr");
doCmd("add_tm $test_mgr");
doCmd("tm_register $test_mgr default"); # Add default user
doCmd("tm_register $test_mgr default_gui"); # Add default GUI user
addCrossConnects(); # Add our endpoints.
print "Done adding CXs.\n";
}
$first_run = 0;
}
if ($DEBUG) { printArgs(); }
$dt = getDate();
print "\n\n*** Started $script_name script at : $dt_start ***\n"
. "*** Finished $script_name configuration at: $dt ***\n\n";
sleep($D_PAUSE);
if ($create_only == 1) { exit(0); }
print "Wait $ss_wait seconds for ports to update.\n";
sleep($ss_wait);
#######################
# START lf_max_cxs.pl #
#######################
# Start Cross-Connects
my $endp = new LANforge::Endpoint();
for ($ci=0; $ci<@cx_names; $ci++) {
$cmd = "set_cx_state $test_mgr " . $cx_names[$ci] . " RUNNING";
doCmd($cmd);
$eia = 2 * $ci;
$eib = $eia + 1;
$ep_delay[$eia] = $ep_delay[$eib] = 0.0;
# check that the CX is passing packets
$utils->updateEndpoint($endp, $endpoint_names[$eia]);
$epa_rx = $endp->rx_pkts();
$utils->updateEndpoint($endp, $endpoint_names[$eib]);
$epb_rx = $endp->rx_pkts();
my $slp = 0;
$ep_delay = 0.0;
# $epa_delay = $epb_delay = 0;
while ($epa_rx == 0 || $epb_rx == 0) {
sleep($settle_time); # sleep to allow CX to connect
$slp++;
$utils->updateEndpoint($endp, $endpoint_names[$eia]);
$epa_rx = $endp->rx_pkts();
$utils->updateEndpoint($endp, $endpoint_names[$eib]);
$epb_rx = $endp->rx_pkts();
if ($slp > $ep_rx_strikes) {
# too long
print "WARNING: Waited too long on endpoint $ci to receive packet\n";
if ($epa_rx == 0) {
$ep_delay[$eia] = 999999;
}
if ($epb_rx == 0) {
$ep_delay[$eib] = 999999;
}
last; # for $ci
}
} # while
$cx_run++;
if ($DEBUG > 99) {
print "\n[DEBUG] cx_run: $cx_run\n";
}
print "Test Loop: " . ($loop+1) . "\n Processing data for " . ($eib+1) . " endpoints";
$ep_dly_cnt = 0;
for ($i=0; $i<=$eib; $i++) {
print ".";
# MIGHT MOVE UDP CHECK into loop so that tcp delay and udp loss or delay can be used.
# if UDP check CX for dropped packets
if ($use_udp_probe) {
if ($use_udp_loss) {
$utils->updateEndpoint($endp, $endpoint_names[0]);
$epa_drop = $endp->rx_dropped_pkts();
$utils->updateEndpoint($endp, $endpoint_names[1]);
$epb_drop = $endp->rx_dropped_pkts();
if (($epa_drop || $epb_drop) && $i == 0) { # If there are ANY dropped packets on UDP CX.
print "DROP ON PROBE ENDPOINT DETECTED";
if ($end_udp_drop) {
print "\nSTOP FURTHER PROCESSING !!!\n";
# Probably should refine this to have a drop threshold.
# $t_cx_run += $cx_run; # Average calculated later.
# $t_ep_run = $t_cx_run * 2; # Probably need more or different results now.
# Might add processing for all UDP CXs....
#save ep delays
last; # not sure but NOT for $i - need the next one to break out of for $i
}
}
#elsif ($ci > 0) {
# # Successfully added TCP CX, count it
# $cx_run++;
#}
}
# if UDP delay? Nothing special about delay wrt UDP - just loss is special
}
if ($end_udp_drop && ($epa_drop || $epb_drop)) {
last; # for $i
}
if ($endpoint_names[$eia] eq $endpoint_names[$i] || $endpoint_names[$eib] eq $endpoint_names[$i] ) {
for ($j=0; $j<$samples; $j++) {
$utils->updateEndpoint($endp, $endpoint_names[$i]);
$ep_delay += $endp->avg_latency();
# $epa_delay += $endp->avg_latency();
# $utils->updateEndpoint($endp, $endpoint_names[($i+1)]);
# $epb_delay += $endp->avg_latency();
if ($DEBUG > 1) {
print "\n[DEBUG] Sample#" . ($j+1) . ": ". $endpoint_names[$i] . " - ep_delay +=: $ep_delay ms\n"
# print "\n[DEBUG] Sample#" . ($j+1) . ": ". $endpoint_names[$i] . " - epa_delay: $epa_delay\n"
# . "[DEBUG] Sample#" . ($j+1) . ": ". $endpoint_names[($i+1)] . " - epb_delay: $epb_delay\n";
}
usleep ($sample_time_dly);
}
$ep_delay[$i] = $ep_delay / $samples;
} else {
$utils->updateEndpoint($endp, $endpoint_names[$i]);
$ep_delay = $endp->avg_latency();
$ep_delay[$i] = $ep_delay;
if ($DEBUG > 1 ) {
print "\n[DEBUG] Single sample ". $endpoint_names[$i] . " - ep_delay: $ep_delay ms\n";
}
# $epa_delay = $endp->avg_latency();
# $utils->updateEndpoint($endp, $endpoint_names[($i+1)]);
# $epb_delay = $endp->avg_latency();
}
# $ep_delay[($i+1)] = $epb_delay / $samples;
# $epa_delay = $epb_delay = 0;
$ep_delay = 0.0;
# if ($ep_delay[$i] > $max_delay || $ep_delay[($i+1)] > $max_delay) {
if ($ep_delay[$i] > $max_delay) {
$ep_dly_cnt++;
} # if $ep_delay > $max_delay
} # for $i Processing endpoint delay data
if ($end_udp_drop && ($epa_drop || $epb_drop)) {
print "\nSTOP FURTHER PROCESSING !!!\n";
last; # for $ci
}
$prcnt_ep_dly = ($ep_dly_cnt / ($eib+1)) * 100.0;
if ($prcnt_ep_dly > $percent_ep_delay) {
$t_cx_run += $cx_run;
$t_ep_run = $t_cx_run * 2.0;
$t_ep_dly_cnt += $ep_dly_cnt;
$t_prcnt_ep_dly += $prcnt_ep_dly;
print "\n\n PERCENT DELAY EXCEEDED!!!\n";
#if ($DEBUG > 99) {
print "\n";
for ($i=0; $i<=$eib; $i++) {
print " Delay Exceeded, Endpoint: " . $endpoint_names[$i] . ", Delay: ". $ep_delay[$i] . " ms\n";
}
print "\n ep_dly_cnt: $ep_dly_cnt, prcnt_ep_dly: $prcnt_ep_dly%"
. "\n loop: $loop"
. "\n t_cx_run: $t_cx_run, t_ep_dly_cnt: $t_ep_dly_cnt, t_prcnt_ep_dly: $t_prcnt_ep_dly"
. "\n";
sleep ($D_PAUSE);
#}
#$avg_ep_dly_cnt
#do something like write out the ep delay data to file
#wonder if there is a way to use internal perl sort on the delay and still keep the endpoint
#name correctly indexed.
last; # for $ci
}
# $ep_dly_cnt = 0; might need to transfer to average ep_dly_cnt for loops.
#perhaps, do array sort on delays don't see why if were checking for a certain percentage of delayed CXs
#sort would be slooow and painful
} #for $ci
$t_cx_run_loop[$loop] = $cx_run;
$cx_run = 0;
if ($keep_running) {
if ($loop < ($loop_max - 1)) {
doCmd("set_cx_state $test_mgr ALL STOPPED");
} else {
last; # for $loop
}
} else {
doCmd("set_cx_state $test_mgr ALL STOPPED");
}
# SHOULD probably get throughput data for each pass
# need to save off each loops results.
$epa_drop = $epb_drop = 0;
doCmd("clear_cx_counters ALL");
} #for $loop_max
#save endpoints delays to file
print "\n\n*** RESULTS ****\n\n";
$loop++;
if ($t_cx_run == 0 && $use_udp_probe) {
print "$cx_run connections were made.\n";
print "No dropped packets were detected on the UDP connection.\n";
print "Try increasing the number of connections.\n";
}
#elsif ($use_udp_probe) {
# $avg_cx_run = int($t_cx_run / $loop);
# print "\n$loop test loops completed.\n"
# . "Average number of simultaneous connections: $avg_cx_run\n";
#}
elsif ($t_cx_run == 0) {
# if ($DEBUG) {
for ($i=0; $i<$loop_max; $i++) {
print "Loop " . ($i+1) . ": " . $t_cx_run_loop[$i] . " simultaneous connections.\n";
}
# }
print "$cx_run connections were made.\n"
. "Less than $percent_ep_delay% of endpoints exceeded $max_delay ms of delay.\n"
. "Actual percentage of endpoints that exceeded $max_delay ms of delay is $prcnt_ep_dly%.\n"
. "Try increasing the number of connections.\n";
}
else {
$prcnt_ep_dlyd = ($t_ep_dly_cnt / $t_ep_run) * 100.0;
$avg_cx_run = ($t_cx_run / $loop);
$avg_ep_dly_cnt = ($t_ep_dly_cnt / $loop);
$avg_prcnt_ep_dly = ($t_prcnt_ep_dly / $loop);
my $mean_ep_dly = 0;
#for ($i=0; $i<=$eib; $i++) {
#my $t_ep_dly += $_ foreach @ep_delay;
#my $avg_ep_dly = $t_ep_dly /
#}
if ($DEBUG > 1) {
print "\n";
for ($i=0; $i<=$eib; $i++) {
print "[DEBUG] Endpoint: " . $endpoint_names[$i] . " - Delay: ". $ep_delay[$i] . " ms\n";
}
}
for ($i=0; $i<$loop_max; $i++) {
print "Loop " . ($i+1) . ": " . $t_cx_run_loop[$i] . " simultaneous connections.\n";
}
print "\n"
. "$loop test loops completed.\n\n"
. "Over $percent_ep_delay% of endpoints exceeded $max_delay ms of delay.\n\n"
. "Total number of endpoints that exceeded $max_delay ms is $t_ep_dly_cnt\n"
. "Total number of endpoints run $t_ep_run\n"
. "Total percentage of delayed endpoints $prcnt_ep_dlyd%\n\n"
. "Average number of simultaneous connections per test loop is $avg_cx_run\n"
. "Average percentage of endpoints that exceeded $max_delay ms of delay per test loop is $avg_prcnt_ep_dly%\n"
. "Average number of endpoints exceeding $max_delay ms per test loop is $avg_ep_dly_cnt"
. "\n";
}
if ($DEBUG) { printArgs(); }
$dt = getDate();
print "\nStarted $script_name script at : $dt_start\n";
print "Completed $script_name script at: $dt\n\n";
exit(0);
#####################
# END lf_macvlan.pl #
#####################
sub CLEANUP {
print "\n\n*** RESULTS ****\n\n";
#save endpoints delays to file
$loop++;
if ($t_cx_run == 0 && $use_udp_probe) {
print "$cx_run connections were made.\n";
print "No dropped packets were detected on the UDP connection.\n";
print "Try increasing the number of connections.\n";
}
#elsif ($use_udp_probe) {
# $avg_cx_run = int($t_cx_run / $loop);
# print "\n$loop test loops completed.\n"
# . "Average number of simultaneous connections: $avg_cx_run\n";
#}
elsif ($t_cx_run == 0) {
# if ($DEBUG) {
for ($i=0; $i<$loop_max; $i++) {
print "Loop " . ($i+1) . ": " . $t_cx_run_loop[$i] . " simultaneous connections.\n";
}
# }
print "$cx_run connections were made.\n"
. "Less than $percent_ep_delay% of endpoints exceeded $max_delay ms of delay.\n"
. "Actual percentage of endpoints that exceeded $max_delay ms of delay is $prcnt_ep_dly%.\n"
. "Try increasing the number of connections.\n";
}
else {
$prcnt_ep_dlyd = ($t_ep_dly_cnt / $t_ep_run) * 100.0;
$avg_cx_run = ($t_cx_run / $loop);
$avg_ep_dly_cnt = ($t_ep_dly_cnt / $loop);
$avg_prcnt_ep_dly = ($t_prcnt_ep_dly / $loop);
my $mean_ep_dly = 0;
#for ($i=0; $i<=$eib; $i++) {
#my $t_ep_dly += $_ foreach @ep_delay;
#my $avg_ep_dly = $t_ep_dly /
#}
if ($DEBUG > 1) {
print "\n";
for ($i=0; $i<=$eib; $i++) {
print "[DEBUG] Endpoint: " . $endpoint_names[$i] . " - Delay: ". $ep_delay[$i] . " ms\n";
}
}
for ($i=0; $i<$loop_max; $i++) {
print "Loop " . ($i+1) . ": " . $t_cx_run_loop[$i] . " simultaneous connections.\n";
}
print "\n"
. "$loop test loops completed.\n\n"
. "Over $percent_ep_delay% of endpoints exceeded $max_delay ms of delay.\n\n"
. "Total number of endpoints that exceeded $max_delay ms is $t_ep_dly_cnt\n"
. "Total number of endpoints run $t_ep_run\n"
. "Total percentage of delayed endpoints $prcnt_ep_dlyd%\n\n"
. "Average number of simultaneous connections per test loop is $avg_cx_run\n"
. "Average percentage of endpoints that exceeded $max_delay ms of delay per test loop is $avg_prcnt_ep_dly%\n"
. "Average number of endpoints exceeding $max_delay ms per test loop is $avg_ep_dly_cnt"
. "\n";
}
if ($DEBUG) { printArgs(); }
$dt = getDate();
print "\nStarted $script_name script at : $dt_start\n";
print "Exited $script_name script at: $dt\n\n";
exit (0);
} # CLEANUP
sub addCrossConnects {
my $ep = 0;
my $cx = 0;
my $i = 0;
my $szs = 0;
my $r = 0;
my @all_ports1 = @lf1_ports;
my @all_ports2 = ("");
my $j;
my $pname;
if ($foundL4) {
my $p1 = new LANforge::Port();
my $q;
for ($q = $start_mvlan; $q<($num_mvlans + $start_mvlan); $q++) {
for ($j = 0; $j<@lf1_ports; $j++) {
$utils->updatePort($p1, $shelf, $lf1, $lf1_ports[$j]);
$pname = $p1->{dev};
@all_ports1 = (@all_ports1, "$pname\#$q");
}
}
if ($ignore_phys_ports) {
for ($j = 0; $j<@lf1_ports; $j++) {
shift(@all_ports1);
}
}
}
else {
for ($j = 0; $j<@lf1_ports; $j++) {
my $p1 = new LANforge::Port();
$utils->updatePort($p1, $shelf, $lf1, $lf1_ports[$j]);
$pname = $p1->{dev};
my $q;
for ($q = $start_mvlan; $q<($num_mvlans + $start_mvlan); $q++) {
@all_ports1 = (@all_ports1, "$pname\#$q");
}
}
@all_ports2 = @lf2_ports;
for ($j = 0; $j<@lf2_ports; $j++) {
my $p1 = new LANforge::Port();
$utils->updatePort($p1, $shelf, $lf2, $lf2_ports[$j]);
$pname = $p1->{dev};
my $q;
for ($q = $start_mvlan; $q<($num_mvlans + $start_mvlan); $q++) {
@all_ports2 = (@all_ports2, "$pname\#$q");
}
}
if ($ignore_phys_ports) {
for ($j = 0; $j<@lf1_ports; $j++) {
shift(@all_ports1);
}
for ($j = 0; $j<@lf2_ports; $j++) {
shift(@all_ports2);
}
}
}
print "\nCreating endpoints on " . @all_ports1 . " ports:\nall_ports1: " . join(" ", @all_ports1);
# if ($lf2orig ne "") {
print "\nCreating endpoints on " . @all_ports2 . " ports:\nall_ports2: " . join(" ", @all_ports2) . "\n\n";
# }
if ($DEBUG) { sleep($D_PAUSE); }
if ($one_cx_per_port) {
my $j = 0;
my $cxcnt = 0;
my $fecnt = 0;
for ($j ; $j<@all_ports1; $j++) {
my $i = $cxcnt % @cx_types;
$cxcnt++;
my $cxt = $cx_types[$i];
if ($cxt eq "l4") {
# Create layer-4 endpoint
my $ep1 = "L4-${num[$ep]}";
# $ep++;
my $ep2 = "D_L4-${num[$ep]}";
$ep++;
@endpoint_names = (@endpoint_names, $ep1, $ep2);
# Add the dummy endpoint
my $cmd = "add_l4_endp $ep2 $shelf $lf1 " . $all_ports1[$j]
. " l4_generic 0 0 0 ' ' ' '";
doCmd($cmd);
$cmd = "set_endp_flag $ep2 unmanaged 1";
doCmd($cmd);
if ($l4_dl_path = "/dev/null") {
$cmd = "add_l4_endp $ep1 $shelf $lf1 " . $all_ports1[$j]
. " l4_generic 0 $l4_timeout $urls_10m 'dl ${l4_urls[0]} $l4_dl_path' ' '";
}
else {
$cmd = "add_l4_endp $ep1 $shelf $lf1 " . $all_ports1[$j]
. " l4_generic 0 $l4_timeout $urls_10m 'dl ${l4_urls[0]} $l4_dl_path/$ep1' ' '";
}
doCmd($cmd);
# Now, add the cross-connects
my $cx_name = "L4-${num[$cx]}";
$cmd = "add_cx $cx_name $test_mgr $ep1 $ep2";
doCmd($cmd);
doCmd("set_cx_report_timer $test_mgr $cx_name $report_timer");
$cx++;
@cx_names = (@cx_names, $cx_name);
}# if L4
elsif (($cxt eq "fileIONFS") || ($cxt eq "fileIOCIFS")) {
# Create File-IO endpoint
my $FST = "nfs";
if ($cxt eq "fileIOCIFS") {
$FST = "cifs";
}
my $ep1 = "fe-${num[$fecnt]}";
my $ep2 = "D_$ep1";
$fecnt++;
$ep++;
# $ep++;
@endpoint_names = (@endpoint_names, $ep1, $ep2);
# Add the dummy endpoint
my $cmd = "add_file_endp $ep2 $shelf $lf1 " . $all_ports1[$j]
. " fe_generic $min_rate[$r] $max_rate[$r] $min_rate[$r] $max_rate[$r]"
. " increasing $fio_base/$ep2 $ep2";
doCmd($cmd);
$cmd = "set_endp_flag $ep2 unmanaged 1";
doCmd($cmd);
$cmd = "add_file_endp $ep1 $shelf $lf1 " . $all_ports1[$j]
. " fe_generic $min_rate[$r] $max_rate[$r] $min_rate[$r] $max_rate[$r]"
. " increasing \'$fio_base/$FST"
. "_$all_ports1[$j]" . $fio_targ_dir . "\' $ep1";
doCmd($cmd);
$cmd = "set_fe_info $ep1 16384 16384 10 1000000 1000000 \'$fio_base/$FST" . "_$all_ports1[$j]"
. $fio_targ_dir . "\' $ep1 $fsrw";
doCmd($cmd);
if ($r < (@min_rate - 1)) {
$r++;
}
else {
$r = 0;
}
# Now, add the cross-connects
my $cx_name = "L4-${num[$cx]}";
$cmd = "add_cx $cx_name $test_mgr $ep1 $ep2";
doCmd($cmd);
doCmd("set_cx_report_timer $test_mgr $cx_name $report_timer");
$cx++;
@cx_names = (@cx_names, $cx_name);
}# elsif FIO
else {
# Create L3 endpoint
my $burst = "NO";
if ($min_rate[$r] != $max_rate[$r]) {
$burst = "YES";
}
my $szrnd = "NO";
if ($min_pkt_szs[$szs] != $max_pkt_szs[$szs]) {
$szrnd = "YES";
}
my $pattern = "increasing";
if ($cx_types[$i] =~ /custom/) {
$pattern = "custom";
}
my $ep1 = "L3e-${num[$ep]}tx";
$ep++;
my $ep2 = "L3e-${num[$ep]}rx";
$ep++;
@endpoint_names = (@endpoint_names, $ep1, $ep2);
$cmd = "add_endp $ep1 $shelf $lf1 " . $all_ports1[$j] . " " . @cx_types[$i] .
" -1 $burst $min_rate[$r] $max_rate[$r] $szrnd " . $min_pkt_szs[$szs] . " " . $max_pkt_szs[$szs] .
" $pattern NO";
doCmd($cmd);
if ($lf2 ne "") {
# die("Must have lf2 defined if using non-l4 endpoints.");