Note: gave up on this since it repeatedly failed to read from the serial ports after a few hours of operation.

openhab-ansible

Ansible playbooks to setup openhab on a raspberry pi.

Prepare Raspberry Pi

Install raspian

Using the Raspberry Pi Imager install the latest (buster) version.

Mount sd-card and create an empty file ssh at the top level directory.

Eject card and then insert sdcard into rasberry pi and boot.

Optional: Configure fixed ip address

Edit the file /etc/dhcpcd.conf and add the following lines (according to your network) and reboot.

interface eth0
static ip_address=192.168.1.7/24
static routers=192.168.1.1
static domain_name_servers=192.168.1.1

User setup

• Install /home/pi/.ssh/authorized_keys for user pi
• delete password for user pi: passwd --delete pi

Dist Upgrade

Upgrade all packages to newest version:

apt update
apt dist-upgrade -y

Run ansible playbook

first install some galaxy roles:

ansible-galaxy collection install community.general
ansible-galaxy collection install community.docker

Edit group_vars/all/vault. Edit inventory. Check/change other values in group_vars

ansible-playbook -i inventory raspi.yml

performance tweaks

https://github.com/openhab/openhab/wiki/Hardware-FAQ

Logging Config

add the following to /home/pi/userdata/etc/log4j2.xml

            <!-- jython file appender -->
            <RollingRandomAccessFile fileName="${sys:openhab.logdir}/jython.log" filePattern="${sys:openhab.logdir}/jython.log.%i" name="JYTHON">
                    <PatternLayout pattern="%d{yyyy-MM-dd HH:mm:ss.SSS} [%-5.5p] [%-36.36c] - %m%n"/>
                    <Policies>
                            <OnStartupTriggeringPolicy/>
                            <SizeBasedTriggeringPolicy size="8 MB"/>
                    </Policies>
            </RollingRandomAccessFile>

            <Logger additivity="false" level="INFO" name="jython">
                    <AppenderRef ref="JYTHON"/>
            </Logger>