Created
October 23, 2023 20:22
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Forwards Compatibililty for Eclipse Mosquitto MQTT Broker with Docker Init Containers and Docker Compose v2 include
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# Docker Init Container | |
# Alpine Container that changes the File Permissions and Ownership | |
# of the mounted configuration files | |
# NOTE: WILL ALWAYS BE EXECUTED BEFORE THE MAIN MOSQUITTO CONTAINER | |
# NOTE: WILL ALSO PERMANENTLY CHANGE THE FILE PERMISSIONS/OWNERSHIP ON HOST | |
services: | |
mosquitto_init: | |
image: docker.io/alpine:3.18 | |
container_name: mosquitto_init | |
command: sh -c "chmod 0400 -R /config/ && chown -R 1883:1883 /config/" | |
volumes: | |
- ./mosquitto/mosquitto.conf:/config/mosquitto_conf | |
- ./mosquitto/users:/config/mosquitto_users |
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# Main Compose File for Mosquitto MQTT Broker | |
# The `mosquitto` service is dependent on the `mosquitto_init` service | |
# to execute correctly / completely and load the changed configuration | |
# files into the current container using `volumes_from` | |
include: | |
- docker-compose.mosquitto-init.yml | |
services: | |
mosquitto: | |
image: docker.io/eclipse-mosquitto:2.0.18 | |
container_name: mqtt_fwd_compatible | |
entrypoint: mosquitto -c /config/mosquitto_conf | |
depends_on: | |
mosquitto_init: | |
condition: service_completed_successfully | |
security_opt: | |
- "no-new-privileges=true" | |
volumes_from: | |
- mosquitto_init | |
volumes: | |
- /etc/timezone:/etc/timezone:ro | |
- /etc/localtime:/etc/localtime:ro |
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# under mosquitto/mosquitto.conf | |
# EXAMPLE CONFIG FILE WITH ADAPTED PATHS/ FILES | |
# MQTT Port Listener | |
listener 1883 | |
protocol mqtt | |
# Authentication | |
allow_anonymous false | |
password_file /config/mosquitto_users | |
# Logging Configuration | |
log_timestamp true | |
log_type all |
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