/usr/sbin/fence_xcat is in fence-agents 3.1.5-2ubuntu2.
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 | #!/usr/bin/perl
use Getopt::Std;
my $ME = $0;
END {
defined fileno STDOUT or return;
close STDOUT and return;
warn "$ME: failed to close standard output: $!\n";
$? ||= 1;
}
# Get the program name from $0 and strip directory names
$_=$0;
s/.*\///;
my $pname = $_;
$opt_o = 'reset'; # Default fence action
$opt_r = 'rpower'; # Default fence action
# WARNING!! Do not add code bewteen "#BEGIN_VERSION_GENERATION" and
# "#END_VERSION_GENERATION" It is generated by the Makefile
#BEGIN_VERSION_GENERATION
$RELEASE_VERSION="3.1.5";
$BUILD_DATE="(built Mon Feb 6 23:36:22 UTC 2012)";
$REDHAT_COPYRIGHT="Copyright (C) Red Hat, Inc. 2004-2010 All rights reserved.";
#END_VERSION_GENERATION
sub usage
{
print "Usage:\n";
print "\n";
print "$pname [options]\n";
print "\n";
print "Options:\n";
print " -h usage\n";
print " -n <name> nodename\n";
print " -o <string> Action: on | off | reset (default) | stat\n";
print " -r <rpower> rpower command\n";
print " -q quiet mode\n";
print " -V version\n";
exit 0;
}
sub fail
{
($msg) = @_;
print $msg."\n" unless defined $opt_q;
$t->close if defined $t;
exit 1;
}
sub fail_usage
{
($msg)=@_;
print STDERR $msg."\n" if $msg;
print STDERR "Please use '-h' for usage.\n";
exit 1;
}
sub version
{
print "$pname $RELEASE_VERSION $BUILD_DATE\n";
print "$REDHAT_COPYRIGHT\n" if ( $REDHAT_COPYRIGHT );
exit 0;
}
sub get_options_stdin
{
my $opt;
my $line = 0;
while( defined($in = <>) )
{
$_ = $in;
chomp;
# strip leading and trailing whitespace
s/^\s*//;
s/\s*$//;
# skip comments
next if /^#/;
$line+=1;
$opt=$_;
next unless $opt;
($name,$val)=split /\s*=\s*/, $opt;
if ( $name eq "" )
{
print STDERR "parse error: illegal name in option $line\n";
exit 2;
}
# DO NOTHING -- this field is used by fenced
elsif ($name eq "agent" ) { }
elsif ($name eq "action" )
{
$opt_o = $val;
}
elsif ($name eq "nodename" )
{
$opt_n = $val;
}
elsif ($name eq "rpower" )
{
$opt_r = $val;
}
}
}
######################################################################33
# MAIN
if (@ARGV > 0) {
getopts("hn:o:r:qV") || fail_usage ;
usage if defined $opt_h;
version if defined $opt_V;
fail_usage "Unknown parameter." if (@ARGV > 0);
fail_usage "No '-n' flag specified." unless defined $opt_n;
$opt_o=lc($opt_o);
fail_usage "Unrecognised action '$opt_o' for '-o' flag"
unless $opt_o =~ /^(on|off|reset|stat)$/;
} else {
get_options_stdin();
fail "failed: no plug number" unless defined $opt_n;
$opt_o=lc($opt_o);
fail "failed: unrecognised action: $opt_o"
unless $opt_o =~ /^(on|off|reset|stat)$/;
}
pipe (RDR,WTR);
if ( $pid=fork() == 0 )
{
close RDR;
open STDOUT, ">&WTR";
exec "$opt_r $opt_n $opt_o" or die "failed to exec \"$opt_r\"\n";
}
close WTR;
wait;
if ( $? != 0 )
{
die "failed: rpower error: exit $?\n"
}
$found=0;
$status="";
while (<RDR>)
{
chomp;
if ( $_ =~ /^(\S+): (\S+)$/)
{
if ($opt_n eq $1)
{
$status = $2;
if (($opt_o eq $2) || ($opt_o eq "stat"))
{
$found=1;
last;
}
}
}
}
print (($found ? "success":"failed") . ": $opt_n $status\n")
unless defined $opt_q;
exit ($found ? 0 : 1 );
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