feat(db): add deploiement stack

Signed-off-by: Klagarge <remi@heredero.ch>

db/.env.template

@@ -1,5 +1,11 @@
 INFLUX_PORT=8181
 UI_PORT=8093
+INFLUX_DATABASE=provence
+
+REST_PORT=8080
+REST_USERNAME=
+REST_PASSWORD=
+
 MQTT_BROKER_URL=tls://mqtt.e.kb28.ch:8883
 MQTT_USERNAME=
 MQTT_PASSWORD=

db/Dockerfile

@@ -0,0 +1,26 @@
+FROM golang:1.25-alpine AS builder
+
+WORKDIR /app
+
+COPY ./src/go.mod ./src/go.sum ./
+RUN go mod tidy
+
+COPY ./src .
+RUN CGO_ENABLED=0 go build -ldflags="-w -s" -o /gateway .
+
+
+FROM alpine:latest AS certs
+RUN apk --no-cache add ca-certificates
+
+FROM scratch AS final
+LABEL   org.opencontainers.image.authors="remi.heredero@hevs.ch" \
+        org.opencontainers.image.title="PI-E2EEDA Gateway MQTT/Influx/REST" \
+        org.opencontainers.image.description="This container is an application for the E2EEDA PI. Use MQTT to communicate with devices, enabling real-time updates and control. Time-series data, such as device states, is stored in InfluxDB for analytics and monitoring. A REST API provides external access for managing devices and retrieving data." \
+        org.opencontainers.image.source="https://github.com/PI-E2EEDA/Plein-de-eeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeee-project"
+
+COPY --from=builder /gateway /gateway
+COPY --from=certs /etc/ssl/certs/ca-certificates.crt /etc/ssl/certs/
+
+EXPOSE 8080
+
+ENTRYPOINT ["/gateway"]

db/docker-compose.yml

@@ -74,6 +74,34 @@ services:
       - RABBITMQ_DEFAULT_PASS=${MQTT_PASSWORD:?MQTT_PASSWORD is required}
     command: sh -c "rabbitmq-plugins enable rabbitmq_mqtt && rabbitmq-server"
 
+  gateway:
+    build:
+      context: .
+      dockerfile: Dockerfile
+    depends_on:
+      influxdb:
+        condition: service_healthy
+      mqtt:
+        condition: service_started
+    environment:
+      - MQTT_BROKER_URL=${MQTT_BROKER_URL:-mqtt://mqtt:1883}
+      - MQTT_USERNAME=${MQTT_USERNAME:?MQTT_USERNAME is required}
+      - MQTT_PASSWORD=${MQTT_PASSWORD:?MQTT_PASSWORD is required}
+      - INFLUX_URL=${INFLUX_URL:-http://influxdb:${INFLUX_PORT:-8181}}
+      - INFLUX_DATABASE=${INFLUX_DATABASE}
+      - INFLUX_TOKEN_FILE=/run/secrets/admin-token
+      - REST_PORT=${REST_PORT:-8080}
+      - REST_USERNAME=${REST_USERNAME}
+      - REST_PASSWORD=${REST_PASSWORD}
+      - MAPPING_CONFIG_PATH=/config/mapping.json
+    secrets:
+      - admin-token
+    volumes:
+      - ./mapping.json:/config/mapping.json:ro
+    ports:
+      - "${REST_PORT:-8080}:8080"
+    restart: unless-stopped
+
 volumes:
   influxdb3_data:
   rabbitmq_data:

db/src/main.go

@@ -54,7 +54,7 @@ func mqttConnection() *mqtt.MqttGateway {
 }
 
 func influxConnection() *influx.InfluxGateway {
-	influxUrl := getEnv("INFLUX_URL", "https://db.e.kb28.ch:443")
+	influxUrl := getEnv("INFLUX_URL", "http://influxdb:8181")
 
 	influxDatabase := getEnv("INFLUX_DATABASE", "provence")
 	influxToken := getEnv("INFLUX_TOKEN", "")