Setup check_mk_agent via systemd on Ubuntu 16.04 (OMD, Check_MK)

check_mk_agent-ubuntu-install.sh

# How to install Check MK Agent on ubuntu 16.04

# Install check_mk_agent:
#   - sudo apt-get install check-mk-agent (will install older version)
#   - On your Check_MK dashboard, go to "Monitoring Agents", click the link for "Check_MK Agent for Linux", save the raw text
#     on your server:

sudo vi /usr/bin/check_mk_agent
# paste Check_MK dashboard > Monitoring Agents > Check_MK Agent for Linux

sudo chmod +x /usr/bin/check_mk_agent

#
# Setup Systemd
#

sudo vi /etc/systemd/system/check_mk.socket
# paste Check_MK dashboard > Monitoring Agents > systemd SOCKET definition file

sudo vi /etc/systemd/system/check_mk@.service
# paste Check_MK dashboard > Monitoring Agents > systemd SERVICE definition file

#start
sudo systemctl daemon-reload
sudo systemctl enable check_mk.socket
sudo systemctl start check_mk.socket

# Add firewall rule from specific OMD Server IP
sudo ufw allow from 15.15.15.0/24 to any port 6556

#test on another host
nc -v <ip address> 6556