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sudo systemctl stop openhab2
sudo openhab-cli clean-cache
sudo systemctl start openhab2

Topics

Screenshots

Java install on Ubuntu

Do not install Java 10 or 11, currently only java 8 is supported (do review here)

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sudo apt-key adv --keyserver hkp://keyserver.ubuntu.com:80 --recv-keys 0xB1998361219BD9C9
sudo apt-add-repository 'deb http://repos.azulsystems.com/ubuntu stable main'
sudo apt-get update
sudo apt-get install zulu-8

Installing openHAB

Very simple, just follow https://www.openhab.org/docs/installation/linux.html#package-repository-installation

Backup

The easiest way is the make a cron job for backup, information on backup and restore are at https://www.openhab.org/docs/installation/linux.html#backup-and-restore

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Security

Notice that OpenHAB has no security, and You need to install it in front of openHAB. Do read Securing Communication and access to openHAB

Link for setting username password: Ngix and Apache

Things on Tabs

For each Thing, there is a Location field, that represents (at least) a Tab in the Paper UI:

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Camera Binding

I use https://github.com/Skinah/IpCamera for my HIKVisions, but only with images currently. It works okay.

ipcamera15-12-2018.zip

MQTT Server

Install the MQTT Service - this in an Internal MQTT Broker (Server)

Configure the broker.

MQTT Bindings and Channels

Install the MQTT Binding

Then Create Things and Channels:

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Now we have an item that can be used on a  Sitemap

MQTT Demo Video

This shows the above configuration in action - the Basic UI in upper left, the HABPanel in lower left, an external MQTT Client in upper right and the logging in the Event logfile in lower right.

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Links