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30 lines
575 B
Plaintext
30 lines
575 B
Plaintext
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#!/usr/bin/perl
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# Show /proc/net/snmp6 continuously. Loosely based on
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# http://svn.openmoko.org//developers/werner/bin/snmp
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#
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# usage: snmp6 <interval>
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#
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$SNMP = "/proc/net/snmp6";
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$LINE = 78;
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$continuous = $ARGV[0];
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do {
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open(PROC, $SNMP) || die "open $SNMP: $!";
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while (<PROC>) {
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die unless /^(\S+)(\s+)(\d+)$/;
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if (!defined $last{$1}) {
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print;
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} elsif ($last{$1} != $3) {
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printf "$1$2%+d\n", $3-$last{$1};
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}
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$last{$1} = $3;
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}
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close(PROC);
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if ($continuous) {
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sleep($continuous);
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print (("-"x$LINE)."\n");
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}
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$more = 1;
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}
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until (!$continuous);
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