diff options
Diffstat (limited to 'contrib')
-rw-r--r-- | contrib/check_nagios_db_pg.pl | 91 |
1 files changed, 91 insertions, 0 deletions
diff --git a/contrib/check_nagios_db_pg.pl b/contrib/check_nagios_db_pg.pl new file mode 100644 index 00000000..99e5d4ed --- /dev/null +++ b/contrib/check_nagios_db_pg.pl @@ -0,0 +1,91 @@ +#!/usr/bin/perl -w + +use strict; +$|++; + +use vars qw/$opt_e $opt_c/; + +$ENV{"PATH"} = "/usr/bin:/usr/sbin:/bin"; + +use Getopt::Std; +use DBI; + +my $driver = "Pg"; + +my $CFG_DEF = "/etc/nagios/cgi.cfg"; +# this works only in mysql +# my $QUERY = "select *, UNIX_TIMESTAMP(last_update) as ut from programstatus;"; +# the following is the same for postgres +my $QUERY = "select *, round(date_part('epoch',last_update)) as ut from programstatus;"; +my $EXPIRE_DEF = 5; ## expressed in minutes +my $PROCCNT = 0; + +use constant OK => 1; +use constant WARN => 2; + +my $STAT = WARN; + +sub usage { + print STDERR "\n"; + print STDERR "$0 -F -e <expire time in minutes> -C <process string>\n"; + print STDERR "\n"; + exit -1; +} + +getopt("e:c:"); + +my $EXPIRE = $opt_e || $EXPIRE_DEF; +my $CFG = $opt_c || $CFG_DEF; + +( -f $CFG ) or die "Can't open config file '$CFG': $!\n"; + +my ($dbhost, $dbport, $dbuser, $dbpass, $dbname); + +open(F, "< $CFG"); +while ( <F> ) { + if (/^xsddb_host=(.+)/) { $dbhost = $1; next; }; + if (/^xsddb_port=(.+)/) { $dbport = $1; next; }; + if (/^xsddb_database=(.+)/) { $dbname = $1; next; }; + if (/^xsddb_username=(.+)/) { $dbuser = $1; next; }; + if (/^xsddb_password=(.+)/) { $dbpass = $1; next; }; +} +close(F); + +#print "($dbhost, $dbport, $dbuser, $dbpass, $dbname)\n"; + +my $dsn = "DBI:$driver:dbname=$dbname;host=$dbhost;port=$dbport"; +my $dbh = DBI->connect($dsn, $dbuser, $dbpass, {'RaiseError' => 1}); + +my $sth = $dbh->prepare($QUERY); +if (!$sth) { die "Error:" . $dbh->errstr . "\n"; } +$sth->execute; +if (!$sth->execute) { die "Error:" . $sth->errstr . "\n"; } + +my %status = (); + +my $names = $sth->{'NAME'}; +my $numFields = $sth->{'NUM_OF_FIELDS'}; +my $ref = $sth->fetchrow_arrayref; +for (my $i = 0; $i < $numFields; $i++) { + $status{"$$names[$i]"} = $$ref[$i]; +} + +#foreach (keys(%status)) { +# print "$_: $status{$_}\n"; +#} + +my $lastupdated = time() - $status{"ut"}; +if ( $lastupdated < ($EXPIRE*60) ) { ## convert $EXPIRE to seconds + $STAT = OK; +} + +open(PS, "ps -eaf | grep $status{nagios_pid} | grep -v grep | "); +$PROCCNT = 0; +while(<PS>) { + $PROCCNT++; +} +close(PS); + +if ( $STAT == OK ) { + print "Nagios OK: located $PROCCNT processes, program status updated $lastupdated seconds ago\n"; +} |