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46 lines
1.4 KiB
Markdown
46 lines
1.4 KiB
Markdown
# ESP32 MQTT SSL Temperature Node
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<!-- BMP280 comes in 3.3V and 5V versions. 5V version is I2C and has 4 terminals; 3.3V version is IPS and has 6 terminals AHT10 Arduino sensor -->
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## MQTT Mosquito Broker
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<p>Mosquitto broker can be easily deployed using Docker compose file shown below. In the example below, MQTT broker listens to the ports 1883 (unecrypted) and 8883 (encrypted SSL). </p>
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> [!NOTE]
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> Compose file below declares two volumes (config and data) to persistantly store Mosquitto configuration and data.
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```text
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version: "3.8"
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services:
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mosquitto-esp32:
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image: eclipse-mosquitto:latest
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volumes:
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- /srv/dev-disk-by-label/docker/volumes/mosquitto/config:/mosquitto/config
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- /srv/dev-disk-by-label/docker/volumes/mosquitto/data:/mosquitto/data
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networks:
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- IoT
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ports:
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- 1883:1883
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- 8883:8883
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- 9001:9001
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restart: unless-stopped
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networks:
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IoT:
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external: true
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```
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<p><i>mosquitto.conf</i></p>
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> [!NOTE]
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> If you are using IP addresses, then issue certificates and keys to the corresponding IP address of MQTT brocker
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``` text
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## List ports listen to
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listener 1883
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listener 8883
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cafile /mosquitto/config/certs/esp32_ca.crt
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certfile /mosquitto/config/certs/esp32.crt
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keyfile /mosquitto/config/certs/esp32.key
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allow_anonymous true
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persistence true
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persistence_location /srv/dev-disk-by-label/docker/columes/mosquitto/data/
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``` |