gdnsd-plugin-tcp_connect - gdnsd TCP monitoring plugin

       Copyright (c) 2014 Brandon L Black <blblack@gmail.com>

       This file is part of gdnsd.

       gdnsd  is  free  software:  you  can  redistribute it and/or modify it under the terms of the GNU General
       Public License as published by the Free Software Foundation, either version 3 of the License, or (at your
       option) any later version.

       gdnsd is distributed in the hope that it will be useful, but  WITHOUT  ANY  WARRANTY;  without  even  the
       implied  warranty  of  MERCHANTABILITY  or  FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public
       License for more details.

       You should have received a copy of the GNU  General  Public  License  along  with  gdnsd.   If  not,  see
       <http://www.gnu.org/licenses/>.

gdnsd 3.8.3                                        2025-02-16                        GDNSD-PLUGIN-TCP_CONNECT(8)

gdnsd-plugin-tcp_connect is a monitoring plugin that checks basic TCP connectivity to a given port.  It
       establishes a basic TCP connection and then immediately closes without sending or receiving any data on
       each monitoring check.

       gdnsd-plugin-tcp_connect - gdnsd TCP monitoring plugin

       port
           The numeric port number to connect on, required.

gdnsd.config(5), gdnsd.zonefile(5), gdnsd(8)

       The gdnsd manual.

       Example tcp_connect service_types config:

         service_types => {
           tcp9000 => {
             plugin => tcp_connect,
             port => 9000, # required
             up_thresh => 20,
             ok_thresh => 10,
             down_thresh => 10,
             interval => 10,
             timeout => 3,
           }
         }