/usr/sbin/ibfindnodesusing is in infiniband-diags 1.6.6-1.
This file is owned by root:root, with mode 0o755.
The actual contents of the file can be viewed below.
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 | #!/usr/bin/perl
#
# Copyright (C) 2001-2003 The Regents of the University of California.
# Copyright (c) 2006 The Regents of the University of California.
# Copyright (c) 2007-2008 Voltaire, Inc. All rights reserved.
#
# Produced at Lawrence Livermore National Laboratory.
# Written by Ira Weiny <weiny2@llnl.gov>
# Jim Garlick <garlick@llnl.gov>
# Albert Chu <chu11@llnl.gov>
#
# This software is available to you under a choice of one of two
# licenses. You may choose to be licensed under the terms of the GNU
# General Public License (GPL) Version 2, available from the file
# COPYING in the main directory of this source tree, or the
# OpenIB.org BSD license below:
#
# Redistribution and use in source and binary forms, with or
# without modification, are permitted provided that the following
# conditions are met:
#
# - Redistributions of source code must retain the above
# copyright notice, this list of conditions and the following
# disclaimer.
#
# - Redistributions in binary form must reproduce the above
# copyright notice, this list of conditions and the following
# disclaimer in the documentation and/or other materials
# provided with the distribution.
#
# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
# EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
# MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
# NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
# BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
# ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
# CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
# SOFTWARE.
#
use strict;
use Getopt::Std;
use IBswcountlimits;
my $ca_name = "";
my $ca_port = "";
# =========================================================================
#
sub get_hosts_routed
{
my $sw_guid = $_[0];
my $sw_port = $_[1];
my @hosts = undef;
my $extra_params = get_ca_name_port_param_string($ca_name, $ca_port);
if ($sw_guid eq "") { return (@hosts); }
my $data = `ibroute $extra_params -G $sw_guid`;
my @lines = split("\n", $data);
foreach my $line (@lines) {
if ($line =~ /\w+\s+(\d+)\s+:\s+\(Channel Adapter.*:\s+'(.*)'\)/) {
if ($1 == $sw_port) {
push @hosts, $2;
}
}
}
return (@hosts);
}
# =========================================================================
#
sub usage_and_exit
{
my $prog = $_[0];
print
"Usage: $prog [-R -C <ca_name> -P <ca_port>] <switch_guid|switch_name> <port>\n";
print " find a list of nodes which are routed through switch:port\n";
print " -R Recalculate ibnetdiscover information\n";
print " -C <ca_name> use selected Channel Adaptor name for queries\n";
print " -P <ca_port> use selected channel adaptor port for queries\n";
exit 2;
}
my $argv0 = `basename $0`;
my $regenerate_map = undef;
chomp $argv0;
if (!getopts("hRC:P:")) { usage_and_exit $argv0; }
if (defined $Getopt::Std::opt_h) { usage_and_exit $argv0; }
if (defined $Getopt::Std::opt_R) { $regenerate_map = $Getopt::Std::opt_R; }
if (defined $Getopt::Std::opt_C) { $ca_name = $Getopt::Std::opt_C; }
if (defined $Getopt::Std::opt_P) { $ca_port = $Getopt::Std::opt_P; }
my $target_switch = format_guid($ARGV[0]);
my $target_port = $ARGV[1];
get_link_ends($regenerate_map, $ca_name, $ca_port);
if ($target_switch eq "" || $target_port eq "") {
usage_and_exit $argv0;
}
# sortn:
#
# sort a group of alphanumeric strings by the last group of digits on
# those strings, if such exists (good for numerically suffixed host lists)
#
sub sortn
{
map { $$_[0] }
sort { ($$a[1] || 0) <=> ($$b[1] || 0) } map { [$_, /(\d*)$/] } @_;
}
# comp2():
#
# takes a list of names and returns a hash of arrays, indexed by name prefix,
# each containing a list of numerical ranges describing the initial list.
#
# e.g.: %hash = comp2(lx01,lx02,lx03,lx05,dev0,dev1,dev21)
# will return:
# $hash{"lx"} = ["01-03", "05"]
# $hash{"dev"} = ["0-1", "21"]
#
sub comp2
{
my (%i) = ();
my (%s) = ();
# turn off warnings here to avoid perl complaints about
# uninitialized values for members of %i and %s
local ($^W) = 0;
push(
@{
$s{$$_[0]}[
(
$s{$$_[0]}[$i{$$_[0]}][$#{$s{$$_[0]}[$i{$$_[0]}]}] ==
($$_[1] - 1)
) ? $i{$$_[0]} : ++$i{$$_[0]}
]
},
($$_[1])
) for map { [/(.*?)(\d*)$/] } sortn(@_);
for my $key (keys %s) {
@{$s{$key}} =
map { $#$_ > 0 ? "$$_[0]-$$_[$#$_]" : @{$_} } @{$s{$key}};
}
return %s;
}
sub compress_hostlist
{
my %rng = comp2(@_);
my @list = ();
local $" = ",";
foreach my $k (keys %rng) {
@{$rng{$k}} = map { "$k$_" } @{$rng{$k}};
}
@list = map { @{$rng{$_}} } sort keys %rng;
return "@list";
}
# =========================================================================
#
sub main
{
my $found_switch = undef;
my $cache_file = get_cache_file($ca_name, $ca_port);
open IBNET_TOPO, "<$cache_file" or die "Failed to open ibnet topology\n";
my $in_switch = "no";
my $switch_guid = "";
my $desc = undef;
my %ports = undef;
while (my $line = <IBNET_TOPO>) {
if ($line =~ /^Switch.*\"S-(.*)\"\s+# (.*) port.*/) {
$switch_guid = $1;
$desc = $2;
if ("0x$switch_guid" eq $target_switch
|| $desc =~ /.*$target_switch\s+.*/)
{
$found_switch = "yes";
goto FOUND;
}
}
if ($line =~ /^Ca.*/ || $line =~ /^Rt.*/) { $in_switch = "no"; }
if ($line =~ /^\[(\d+)\].*/ && $in_switch eq "yes") {
$ports{$1} = $line;
}
}
FOUND:
close IBNET_TOPO;
if (!$found_switch) {
print "Switch \"$target_switch\" not found\n";
print " Try running with the \"-R\" or \"-P\" option.\n";
exit 1;
}
$switch_guid = "0x$switch_guid";
my $hr = $IBswcountlimits::link_ends{$switch_guid}{$target_port};
my $rem_sw_guid = $hr->{rem_guid};
my $rem_sw_port = $hr->{rem_port};
my $rem_sw_desc = $hr->{rem_desc};
my @hosts = undef;
@hosts = get_hosts_routed($switch_guid, $target_port);
my $hosts = compress_hostlist(@hosts);
@hosts = split ",", $hosts;
print
"$switch_guid $target_port ($desc) ==>> $rem_sw_guid $rem_sw_port ($rem_sw_desc)\n";
print "@hosts\n\n";
@hosts = get_hosts_routed($rem_sw_guid, $rem_sw_port);
$hosts = compress_hostlist(@hosts);
@hosts = split ",", $hosts;
print
"$switch_guid $target_port ($desc) <<== $rem_sw_guid $rem_sw_port ($rem_sw_desc)\n";
print "@hosts\n";
}
main
|