check_ldap

Description

A plugin to check if the ldap server is working

Project Details

Current Version

Last Release Date

June 18, 2009

Owner

Nagios Exchange

Project Files

File	Description
check_ldap_fd
check_ldap.pl

Project Notes

LDAP Monitor for Nagios version 1.0

Usage: ./check_ldap.pl -H -l login -x passwd -p -s -t -V
-h, --help
print this help message
-H, --hostname=HOST
name or IP address of host to check
-l, --login=LOGIN
Login for ldap authentication (if not specified ./check_ldap.pl uses anonymous)
-x, --passwd=PASSWD
Password for ldap authentication
-p, --port=PORT
LDAP port (Default 389)
-s, --ssl
LDAPS (Default false, if true, default port is 636 )
-t, --timeout=INTEGER
timeout in seconds (Default: 15)
-V, --version
prints version number
Note :
The script will return

OK if we are able to connect and bind to the LDAP server,
WARNING if we are able to connect but not bind to the LDAP server
CRITICAL if we aren't able to connect to the LDAP server

User Reviews (2)

October 31, 2024

Need to modification to enable TLSv1.2

by: acecile

In case the script just fails with CRITICAL and no error msg, it is because $ldap has not be created due to SSL cipher negociation problem.

Patch below fixes the issue:

--- check_ldap.pl.orig 2024-11-01 09:43:44.616030489 +0100
+++ check_ldap.pl 2024-11-01 09:43:51.356022937 +0100
@@ -113,9 +113,9 @@
}
} else {
if (defined($o_port)) {
- $ldap = Net::LDAPS->new( $o_host, port => $o_port, version => 3, timeout => $o_timeout );
+ $ldap = Net::LDAPS->new( $o_host, port => $o_port, version => 3, timeout => $o_timeout, sslversion => 'tlsv1_2' );
} else {
- $ldap = Net::LDAPS->new( $o_host, port => $o_ldaps_port, version => 3, timeout => $o_timeout );
+ $ldap = Net::LDAPS->new( $o_host, port => $o_ldaps_port, version => 3, timeout => $o_timeout, sslversion => 'tlsv1_2' );
}
}

January 31, 2018

Works as expected

by: elpatron

Thanks, no prolems here.

My Debian needed a
`sudo apt-get install libnet-ldap-perl`.