Home Assistant Docker on Mac OS

com.homeassistant.dns.sd.plist

<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
<plist version="1.0">
<dict>
    <key>Label</key>
    <string>com.homeassistant.dns.sd</string>
    <key>ProgramArguments</key>
    <array>
        <string>/path/to/dns-sd.sh</string>
    </array>
    <key>RunAtLoad</key>
    <true/>
    <key>KeepAlive</key>
    <true/>
</dict>
</plist>

configuration.yml

homekit:
  - name: HASS Bridge
    port: 51827
    advertise_ip: [REAL_IP]

dns-sd.sh

#!/bin/bash -x

# register HASS Bridge by getting the avahi-browse output from the homeassistant container
DNS_SD_NAME="HASS Bridge"

LOG_FILE="/var/log/dns-sd.log"

prepare_command() {
    echo '/usr/local/bin/docker exec -t $(/usr/local/bin/docker ps | grep homeassistant | cut -d" " -f1) avahi-browse -t -r -p -k _hap._tcp | grep -m 1 "HASS Bridge" | cut -d";" -f5-6,9-10 | awk -F";" '\''{printf "dns-sd -R \"HASS Bridge\" %s %s %s %s\n", $1, $2, $3, $4}'\'''
}

DNS_SD_CMD=""  # Declare CMD as a global variable

run_command() {
    PREPARE=$(prepare_command)
    echo "Prepare command: $PREPARE" | tee -a $LOG_FILE
    DNS_SD_CMD=$(eval $PREPARE)
    echo "Running command: $DNS_SD_CMD" | tee -a $LOG_FILE
    eval $DNS_SD_CMD >> $LOG_FILE 2>&1 &
    pid=$!
    echo "Command running with PID: $pid" | tee -a $LOG_FILE
}

check_and_run_command() {
    if pgrep -f "$DNS_SD_NAME" >/dev/null; then
        echo "Command is already running. Killing it..." | tee -a $LOG_FILE
        pkill -f "$DNS_SD_NAME"
    fi
    run_command
}

check_if_need_run() {
    PREPARE=$(prepare_command)
    echo "Prepare command: $PREPARE" | tee -a $LOG_FILE
    NEW_DNS_SD_CMD=$(eval $PREPARE)
    if [[ "$NEW_DNS_SD_CMD" != "$DNS_SD_CMD" ]]; then
        echo "DNS_SD_CMD is not the same." | tee -a $LOG_FILE
        check_and_run_command
    else
        echo "DNS_SD_CMD is the same." | tee -a $LOG_FILE
    fi
}

interval=86400  # 24 hours in seconds

# Infinite loop to periodically run the check
while true; do
    check_if_need_run
    sleep $interval
done

docker-compose.yml

version: '3'
services:
  homeassistant:
    container_name: homeassistant
    build: .
    volumes:
      - /path/to/config:/config
      - /etc/localtime:/etc/localtime:ro
    ports:
      - 8123:8123
      - 51827:51827
    restart: unless-stopped
    privileged: true

docker-entrypoint.sh

#!/bin/bash
set -euxo pipefail

# Start dbus and avahi-daemon
mkdir -p /var/run/dbus/
rm -f /run/dbus/dbus.pid
dbus-uuidgen > /var/lib/dbus/machine-id
dbus-daemon --config-file=/usr/share/dbus-1/system.conf --print-address
avahi-daemon --daemonize 

# Run anything else you want to run before HA starts...

# Run original entrypoint
exec /init

Dockerfile

FROM homeassistant/home-assistant:stable

# Install avahi-daemon in container
# https://gnanesh.me/avahi-docker-non-root.html
RUN set -ex \
  && apk --no-cache --no-progress add avahi avahi-tools dbus   \
#   Disable default Avahi services
  && rm /etc/avahi/services/* \
  && rm -rf /var/cache/apk/*


COPY docker-entrypoint.sh /usr/local/sbin/
ENTRYPOINT ["/usr/local/sbin/docker-entrypoint.sh"]