Checkmk Pfsense

Bash installieren

• Der Agent läuft über Bash, deshalb muss Bash installiert werden

pkg install -y bash

Ordner erstellen

• Die Verzeichnisse werden für den Agent benötigt

mkdir -p /opt/bin
mkdir -p /opt/etc/xinetd.d

Checkmk Agent herunterladen

curl --output /opt/bin/check_mk_agent 'https://git.mathias-kettner.de/git/?p=check_mk.git;a=blob_plain;f=agents/check_mk_agent.freebsd;hb=HEAD'
chmod +x /opt/bin/check_mk_agent

Konfigurationsdatei für den Telnet Zugriff erstellen

• Folgende Datei muss erstellt werden

/opt/etc/xinetd.d/check_mk

# +------------------------------------------------------------------+
# |             ____ _               _        __  __ _  __           |
# |            / ___| |__   ___  ___| | __   |  \/  | |/ /           |
# |           | |   | '_ \ / _ \/ __| |/ /   | |\/| | ' /            |
# |           | |___| | | |  __/ (__|   <    | |  | | . \            |
# |            \____|_| |_|\___|\___|_|\_\___|_|  |_|_|\_\           |
# |                                                                  |
# | Copyright Mathias Kettner 2014             mk@mathias-kettner.de |
# +------------------------------------------------------------------+
#
# This file is part of Check_MK.
# The official homepage is at http://mathias-kettner.de/check_mk.
#
# check_mk 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 in version 2.  check_mk is  distributed
# in the hope that it will be useful, but WITHOUT ANY WARRANTY;  with-
# out even the implied warranty of  MERCHANTABILITY  or  FITNESS FOR A
# PARTICULAR PURPOSE. See the  GNU General Public License for more de-
# ails.  You should have  received  a copy of the  GNU  General Public
# License along with GNU Make; see the file  COPYING.  If  not,  write
# to the Free Software Foundation, Inc., 51 Franklin St,  Fifth Floor,
# Boston, MA 02110-1301 USA.
 
service check_mk
{
    type           = UNLISTED
    port           = 6556
    socket_type    = stream
    protocol       = tcp
    wait           = no
    user           = root
    server         = /opt/bin/check_mk_agent
 
    # If you use fully redundant monitoring and poll the client
    # from more then one monitoring servers in parallel you might
    # want to use the agent cache wrapper:<br />
 
    #server         = /usr/bin/check_mk_caching_agent
 
    # configure the IP address(es) of your Nagios server here:
    #only_from      = 127.0.0.1 10.0.20.1 10.0.20.2
 
    # Don't be too verbose. Don't log every check. This might be
    # commented out for debugging. If this option is commented out
    # the default options will be used for this service.
    log_on_success =
 
    disable        = no
}

Filter.inc

• vi /opt/filter_check_mk_cron

#!/bin/sh

grep includedir /etc/inc/filter.inc
if [ $? -eq 0 ]
then
        exit 0
else
        awk '/fclose\(\$xinetd_fd\)\;/{print "fwrite($xinetd_fd, \"includedir /opt/etc/xinetd.d\");"}1' /etc/inc/filter.inc > /etc/inc/filter.inc.temp
        mv /etc/inc/filter.inc.temp /etc/inc/filter.inc
        /etc/rc.filter_configure
fi
exit 0

• Ausführbar machen

chmod +x /opt/filter_check_mk_cron

• ausführen

/opt/filter_check_mk_cron

Filter neu laden

• Auf der Weboberfläche
• Status
  • Filter Reload

Agent test

• telnet <own IP> 6556