128 lines
3.1 KiB
Perl
128 lines
3.1 KiB
Perl
#!/usr/bin/perl
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# check_inodes.pl for FreeBSD
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# Designed on FreeBSD 4.6 (although this should not matter)
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# parses df output, splits, and then takes variables
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# df.pl -f mountpoint -w warningnumber -c critical number
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# USE NUMBERS AND NOT PERCENTS FOR wanring and critical values
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# -h is help
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# -v is version
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# Mountpoints:
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# like / or /usr or /var (whatever you mount drives NOT the device names)
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# Andrew Ryder - 20020804 - atr@mrcoffee.org
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use strict;
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use Getopt::Long;
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use vars qw($opt_V $opt_h $opt_w $opt_c $opt_f $verbose $PROGNAME);
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use lib "/usr/local/libexec/nagios" ;
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use utils qw($TIMEOUT %ERRORS &print_revision &support);
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my $df = "/bin/df";
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my $grep = "/usr/bin/grep";
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$PROGNAME="df.pl";
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sub print_help ();
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sub print_usage ();
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$ENV{'PATH'}='';
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$ENV{'BASH_ENV'}='';
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$ENV{'ENV'}='';
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Getopt::Long::Configure('bundling');
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GetOptions
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("V" => \$opt_V, "version" => \$opt_V,
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"h" => \$opt_h, "help" => \$opt_h,
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"w=s" => \$opt_w, "warning=s" => \$opt_w,
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"c=s" => \$opt_c, "critical=s" => \$opt_c,
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"f=s" => \$opt_f, "filesystem=s" => \$opt_f);
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if ($opt_V) {
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print_revision($PROGNAME,'$Revision: 72 $ ');
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exit $ERRORS{'OK'};
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}
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if ($opt_h) {
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print_help();
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exit $ERRORS{'OK'};
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}
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($opt_w) || ($opt_w = shift) || ($opt_w = 50);
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my $warning = $1 if ($opt_w =~ /([0-9]+)/);
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($opt_c) || ($opt_c = shift) || ($opt_c = 75);
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my $critical = $1 if ($opt_c =~ /([0-9]+)/);
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if ($opt_c < $opt_w) {
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print "Critical offset should be larger than warning offset\n";
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print_usage();
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exit $ERRORS{"UNKNOWN"};
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}
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($opt_f) || ($opt_f = "/");
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unless (-e $df) {
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print "UNKNOWN: $df is not where df is\n";
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exit $ERRORS{'UNKNOWN'};
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}
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unless (-e $grep) {
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print "UNKNOWN: $grep is not where grep is\n";
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exit $ERRORS{'UNKNOWN'};
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}
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unless (-d $opt_f) {
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print "UNKNOWN: $opt_f is not a mount point\n";
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exit $ERRORS{'UNKNOWN'};
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}
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my $state = $ERRORS{'UNKNOWN'};
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my $answer;
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open(DF, "$df -i $opt_f| $grep -v Filesystem |");
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while (<DF>) {
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my ($fs,$onek,$used,$avail,$capacity,$iused,$ifree,$ipercent,$mounted) = split;
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$ipercent =~ s/%//s;
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if ($ipercent > $opt_w) {
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$state = $ERRORS{'WARNING'};
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$answer = "WARNING: $ipercent percent inodes free on $opt_f\n";
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} elsif ($ipercent > $opt_w) {
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$state = $ERRORS{'CRITCAL'};
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$answer = "CRITICAL: $ipercent percent inodes free on $opt_f\n";
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} elsif ($ipercent < $opt_w) {
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$state = $ERRORS{'OK'};
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$answer = "OK: $ipercent percent inodes free on $opt_f\n";
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}
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}
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close(DF);
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print "$answer";
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exit $state;
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sub print_usage () {
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print "Usage: $PROGNAME <filesystem> [-w <warn>] [-c <crit>]\n";
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print "Example: $PROGNAME /dev/ad0s1a -w 50 -c 75\n";
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}
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sub print_help () {
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print_revision($PROGNAME,'$Revision: 72 $');
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print "Copyright (c) 2002 Andrew Ryder\n";
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print "\n";
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print_usage();
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print "\n";
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print "<warn> = Inode Percent at which a warning message is returned. Defaults to 50.\n";
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print "<crit> = Inode Percent at which a critical message is returned..\n Defaults to 75.\n\n";
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support();
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}
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