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root/i-scream/projects/cms/source/host/ihost-perl/plugins/perl/i-scream_disk.pl
Revision: 1.6
Committed: Tue May 21 16:47:12 2002 UTC (22 years, 5 months ago) by tdb
Content type: text/plain
Branch: MAIN
Changes since 1.5: +2 -1 lines
Log Message:
Added URL to GPL headers.

File Contents

# User Rev Content
1 tdb 1.1 #!/usr/bin/perl -w
2    
3 tdb 1.5 #
4     # i-scream central monitoring system
5 tdb 1.6 # http://www.i-scream.org.uk
6 tdb 1.5 # Copyright (C) 2000-2002 i-scream
7     #
8     # This program is free software; you can redistribute it and/or
9     # modify it under the terms of the GNU General Public License
10     # as published by the Free Software Foundation; either version 2
11     # of the License, or (at your option) any later version.
12     #
13     # This program is distributed in the hope that it will be useful,
14     # but WITHOUT ANY WARRANTY; without even the implied warranty of
15     # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16     # GNU General Public License for more details.
17     #
18     # You should have received a copy of the GNU General Public License
19     # along with this program; if not, write to the Free Software
20     # Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
21     #
22    
23 tdb 1.1 #-----------------------------------------------------------------
24     # i-scream host plugin - disk information
25 tdb 1.4 # $Author: tdb $
26 tdb 1.6 # $Id: i-scream_disk.pl,v 1.5 2002/05/18 18:15:56 tdb Exp $
27 tdb 1.1 #
28     # A short perl script to grab the current disk states and info
29     #-----------------------------------------------------------------
30    
31    
32     $| = 1;
33    
34    
35     # You'd be silly not to use this ;)
36     use strict;
37    
38 tdb 1.3 # Exclude list
39     my($exclude_list) = "^/nfs/;^/cdrom/";
40     my(@exclude_array) = split(';', $exclude_list);
41    
42 tdb 1.4 # Get the OS type from the args, or try towork it out
43     my($ostype) = $ARGV[0];
44     $ostype = `uname -s` if not defined $ostype;
45     chomp($ostype);
46 tdb 1.1
47     # Decide which paths we should use.
48     my($dfbin);
49     if ($ostype eq "SunOS") {
50     # covers: Solaris 7/8
51     $dfbin = "/usr/bin/df -akl";
52     }
53     elsif ($ostype eq "Linux") {
54     # covers: Debian r2.2
55     $dfbin = "/bin/df -akl";
56     }
57     elsif ($ostype eq "FreeBSD") {
58     # covers: FreeBSD 4.X
59     $dfbin = "/bin/df -ak";
60     }
61     else {
62     print "i-scream_disk.pl Error: Unable to identify system type - \"$ostype\".\n";
63     print "\"uname -s\" does not report one of the following known types;\n";
64     print " SunOS, Linux, FreeBSD\n";
65     exit(1);
66     }
67    
68     # Run the following components: -
69     &include_disk();
70    
71     # End the program normally.
72     exit(0);
73    
74    
75    
76    
77     # sub to print pairs of data, separated by a single space character.
78     # If the second argument is undefined, then the pair is still printed,
79     # however, the value shall be displayed as the the 'default' value
80     # if the passed value was undefined.
81     sub print_pair($$$) {
82     my($default, $name, $value) = @_;
83    
84     if (!defined $value) {
85     $value = $default;
86     }
87    
88     # Remove the trailing linefeed if we've not already done so.
89     chomp($value);
90    
91     # print the pair of data with a space inbetween.
92     print "$name $value\n";
93     }
94    
95    
96     # sub to find out disk partition information, if it exists.
97     sub include_disk() {
98    
99     # Run the df program.
100     my(@df) = `$dfbin`;
101    
102     # Go through each line of the program, looking for each thing we want.
103     my($partition_no) = 0;
104 tdb 1.2 for (my($i) = 0; $i <= $#df; ++$i) {
105 tdb 1.1 my($line) = $df[$i];
106 tdb 1.2 if ($line =~ /^[^\s]+\s*$/) {
107     ++$i;
108     $line .= $df[$i] if defined $df[$i];
109     }
110     if ($line =~ /^([^\s]+)\s+([0-9]+)\s+([0-9]+)\s+([0-9]+)\s+[^\s]+\s+(\/[^\s]*)\s*/) {
111 tdb 1.1 my ($filesystem, $kbytes, $used, $avail, $mount) = ($1, $2, $3, $4, $5);
112 tdb 1.3 my($do_disk) = 1;
113     foreach my $exclusion (@exclude_array) {
114     if ($mount =~ /$exclusion/) {
115     $do_disk = 0;
116     last;
117     }
118     }
119     if($do_disk) {
120     &print_pair("unknown", "packet.disk.p$partition_no.attributes.name", $filesystem);
121     &print_pair(0, "packet.disk.p$partition_no.attributes.kbytes", $kbytes);
122     &print_pair(0, "packet.disk.p$partition_no.attributes.used", $used);
123     &print_pair(0, "packet.disk.p$partition_no.attributes.avail", $avail);
124     &print_pair("unknown", "packet.disk.p$partition_no.attributes.mount", $mount);
125     ++$partition_no;
126     }
127 tdb 1.1 }
128     }
129    
130     }