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#!/usr/bin/perl -w |
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|
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# |
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# i-scream central monitoring system |
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# http://www.i-scream.org.uk |
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# Copyright (C) 2000-2002 i-scream |
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# |
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# This program is free software; you can redistribute it and/or |
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# modify it under the terms of the GNU General Public License |
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# as published by the Free Software Foundation; either version 2 |
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# of the License, or (at your option) any later version. |
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# |
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# This program is distributed in the hope that it will be useful, |
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# but WITHOUT ANY WARRANTY; without even the implied warranty of |
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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# GNU General Public License for more details. |
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# |
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# You should have received a copy of the GNU General Public License |
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# along with this program; if not, write to the Free Software |
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# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. |
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# |
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|
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#----------------------------------------------------------------- |
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# i-scream host plugin - disk information |
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# $Author: tdb $ |
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# $Id: i-scream_disk.pl,v 1.6 2002/05/21 16:47:12 tdb Exp $ |
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# |
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# A short perl script to grab the current disk states and info |
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#----------------------------------------------------------------- |
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|
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|
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$| = 1; |
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|
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|
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# You'd be silly not to use this ;) |
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use strict; |
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|
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# Exclude list |
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my($exclude_list) = "^/nfs/;^/cdrom/"; |
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my(@exclude_array) = split(';', $exclude_list); |
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|
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# Get the OS type from the args, or try towork it out |
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my($ostype) = $ARGV[0]; |
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$ostype = `uname -s` if not defined $ostype; |
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chomp($ostype); |
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|
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# Decide which paths we should use. |
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my($dfbin); |
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if ($ostype eq "SunOS") { |
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# covers: Solaris 7/8 |
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$dfbin = "/usr/bin/df -akl"; |
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} |
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elsif ($ostype eq "Linux") { |
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# covers: Debian r2.2 |
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$dfbin = "/bin/df -akl"; |
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} |
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elsif ($ostype eq "FreeBSD") { |
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# covers: FreeBSD 4.X |
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$dfbin = "/bin/df -ak"; |
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} |
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else { |
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print "i-scream_disk.pl Error: Unable to identify system type - \"$ostype\".\n"; |
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print "\"uname -s\" does not report one of the following known types;\n"; |
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print " SunOS, Linux, FreeBSD\n"; |
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exit(1); |
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} |
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|
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# Run the following components: - |
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&include_disk(); |
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|
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# End the program normally. |
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exit(0); |
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|
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|
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|
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|
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# sub to print pairs of data, separated by a single space character. |
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# If the second argument is undefined, then the pair is still printed, |
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# however, the value shall be displayed as the the 'default' value |
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# if the passed value was undefined. |
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sub print_pair($$$) { |
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my($default, $name, $value) = @_; |
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|
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if (!defined $value) { |
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$value = $default; |
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} |
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|
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# Remove the trailing linefeed if we've not already done so. |
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chomp($value); |
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|
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# print the pair of data with a space inbetween. |
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print "$name $value\n"; |
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} |
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|
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|
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# sub to find out disk partition information, if it exists. |
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sub include_disk() { |
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|
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# Run the df program. |
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my(@df) = `$dfbin`; |
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|
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# Go through each line of the program, looking for each thing we want. |
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my($partition_no) = 0; |
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for (my($i) = 0; $i <= $#df; ++$i) { |
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my($line) = $df[$i]; |
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if ($line =~ /^[^\s]+\s*$/) { |
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++$i; |
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$line .= $df[$i] if defined $df[$i]; |
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} |
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if ($line =~ /^([^\s]+)\s+([0-9]+)\s+([0-9]+)\s+([0-9]+)\s+[^\s]+\s+(\/[^\s]*)\s*/) { |
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my ($filesystem, $kbytes, $used, $avail, $mount) = ($1, $2, $3, $4, $5); |
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my($do_disk) = 1; |
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foreach my $exclusion (@exclude_array) { |
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if ($mount =~ /$exclusion/) { |
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$do_disk = 0; |
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last; |
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} |
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} |
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if($do_disk) { |
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&print_pair("unknown", "packet.disk.p$partition_no.attributes.name", $filesystem); |
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&print_pair(0, "packet.disk.p$partition_no.attributes.kbytes", $kbytes); |
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&print_pair(0, "packet.disk.p$partition_no.attributes.used", $used); |
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&print_pair(0, "packet.disk.p$partition_no.attributes.avail", $avail); |
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&print_pair("unknown", "packet.disk.p$partition_no.attributes.mount", $mount); |
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++$partition_no; |
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} |
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} |
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} |
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|
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} |
