/[cricket]/parse_df.pl
This is repository of my old source code which isn't updated any more. Go to git.rot13.org for current projects!
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Contents of /parse_df.pl

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Revision 1.3 - (show annotations)
Mon Jul 15 10:27:41 2002 UTC (21 years, 8 months ago) by dpavlin
Branch: MAIN
Changes since 1.2: +2 -1 lines
File MIME type: text/plain
don't output debug, replace / in target with _

1 #!/usr/bin/perl -w
2 #
3 # cricket module which creates configuration file (when called with
4 # apropriate option), re-reads configuration (so that it can report
5 # filesystems in same order always)
6 #
7 # Dobrica Pavlinusic <dpavlin@rot13.org>
8 #
9 # Usage:
10 #
11 # parse_df.pl "ssh -i ~cricket/.ssh/df host.dom" /mount_point
12 # ssh into remote host and get data for /mount_point
13 #
14 # parse_df.pl "ssh -i ~cricket/.ssh/df --config"
15 # dump configuration file to stdout
16 #
17
18 use strict;
19
20 my $ssh = shift @ARGV || "";
21 my $mount = shift @ARGV || "/";
22
23 my %df;
24
25 sub parse_df {
26 my $ssh = shift @_;
27 open(DF,"$ssh df -k |") || die "$ssh df: $!";
28 while(<DF>) {
29 chomp;
30 my ($node,$total,$used,$aval,$use_pcnt,$mount) = split(/\s+/,$_,6);
31 if ($use_pcnt && $use_pcnt =~ s/(\d+)%/$1/) {
32 # print STDERR "$_\n";
33 # $df{$mount}=$use_pcnt;
34 $df{$mount}=$used * 100 / $total if ($total != 0);
35 # print $df{$mount}," == $use_pcnt\n";
36 }
37 }
38 close(DF);
39 }
40
41 parse_df($ssh);
42
43 if ($mount eq "--config") {
44 print <<"EOF";
45 target --default--
46 ssh = "$ssh"
47 long-desc = "edit name of your host here"
48
49 EOF
50 foreach my $mnt (keys %df) {
51 my $target = $mnt;
52 if ($mnt eq "/") {
53 $target = "root";
54 } else {
55 $target =~ s,^/,,;
56 $target =~ s,/,_,g;
57 }
58 print <<"EOF";
59 target $target
60 target-type = usage
61 display-name = "$mnt"
62
63 EOF
64 }
65 exit 1;
66 }
67
68 # dump free %
69 #
70 print $df{$mount} || "unknown";
71 print "\n";

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