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Added Nagios::Plugin support and some error handling

This commit is contained in:
Tómas Edwardsson 2010-11-21 12:58:53 +00:00
parent 69418e7d40
commit a2f3c2128d
1 changed files with 60 additions and 13 deletions
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73
check_mssql/trunk/check_mssql_dbsize.pl
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@ -1,34 +1,81 @@
#!/usr/bin/perl #!/usr/bin/perl -w
# #
# This script will check MSSQL Database size via check_nrpe and NSclient. returns performance data in Nagios format # This script will check MSSQL Database size via check_nrpe and NSclient. returns performance data in Nagios format
# Author Pall Sigurdsson <palli@opensource.is> # Author Pall Sigurdsson <palli@opensource.is>
# #
$HOSTNAME=$ARGV[0]; use strict;
use Nagios::Plugin;
$databases = `/usr/lib/nagios/plugins/check_nrpe -H $HOSTNAME -t 60 -c listCounterInstances -a "SQLServer:Databases"`; my $np = Nagios::Plugin->new(
@array1 = split(/\,/, $databases); usage => "Usage: %s <hostname>" );
$np->add_arg(
spec => 'debug|d=i',
help => '-d, --debug=INTEGER',
);
$np->getopts;
my $NRPECMD = "/usr/lib/nagios/plugins/check_nrpe";
if (@ARGV < 1) {
usage();
exit 3;
}
my $HOSTNAME=$ARGV[0];
#[root@nagios ~]# check_nrpe -H $HOSTNAME -c CheckCounter -a "Counter:Vanskilaskra=\SQLServer:Databases(Vanskilaskra)\Data File(s) Size (KB)"# OK all counters within bounds.|'Vanskilaskra'=30996480;0;0; my $databases = nrpeexec("-H $HOSTNAME -t 60 -c listCounterInstances -a 'SQLServer:Databases'");
$num_databases = 0; my @array1 = split(/\,/, $databases);
$perfdata = "";
foreach $database (@array1)
my $num_databases = 0;
foreach my $database (@array1)
{ {
# Strip whitespace # Strip whitespace
$database =~ s/^\s*(.*?)\s*$/$1/; $database =~ s/^\s*(.*?)\s*$/$1/;
# Call check_nrpe # Call check_nrpe
$dbSize = `/usr/lib/nagios/plugins/check_nrpe -H $HOSTNAME -t 60 -c CheckCounter -a 'Counter:$database=\\SQLServer:Databases($database)\\Data File(s) Size (KB)'`; my $dbSize = nrpeexec("-H $HOSTNAME -t 60 -c CheckCounter -a 'Counter:$database=\\SQLServer:Databases($database)\\Data File(s) Size (KB)'");
# Strip everything but the performance data # Strip everything but the performance data
$dbSize =~ s/^.*\|(.*?)$/$1/; $dbSize =~ s/^.*\|(.*?)$/$1/;
chomp($dbSize); chomp($dbSize);
$perfdata = $perfdata . " " . $dbSize; $np->add_perfdata($dbSize);
$num_databases = $num_databases + 1; $num_databases = $num_databases + 1;
} }
print "$num_databases databases found in $HOSTNAME | $perfdata \n"; $np->nagios_exit( OK, "$num_databases databases found in $HOSTNAME");
sub usage {
print <<" EOUSAGE";
Usage $0 <hostname>
EOUSAGE
}
# Execute NRPE with some error handling
sub nrpeexec {
my @args = @_;
my $output = '';
if (open NRPE, "$NRPECMD " . join(' ',@args) . ' 2>&1 |') {
$output .= $_ while(<NRPE>);
close NRPE;
}
my $ret = $? >> 8;
# No such file or directory
if ($ret == 127) {
$np->nagios_die("Cannot execute $NRPECMD command missing");
# Some other error
} elsif ($ret != 0) {
$np->nagios_die("Cannot execute $NRPECMD: $!");
}
return $output;
}