feat: монолит iot-service (Фаза 1) — config/store/api/bridge/consumer без k8s, устройства в PG, новые Dockerfile/Makefile

2026-08-16 10:07:51 +04:00
parent f0c36a11ee
commit 9d08473d5f
27 changed files with 3716 additions and 0 deletions
@@ -0,0 +1,71 @@
+// handler.go — обработчик MQTT-сообщений: envelope → SQS SendMessage.
+package bridge
+
+import (
+	"context"
+	"encoding/json"
+	"log/slog"
+	"strings"
+	"time"
+
+	"github.com/aws/aws-sdk-go-v2/aws"
+	"github.com/aws/aws-sdk-go-v2/service/sqs"
+	mqtt "github.com/eclipse/paho.mqtt.golang"
+)
+
+// TelemetryEnvelope — сообщение, перекладываемое в SQS (разбирается consumer).
+type TelemetryEnvelope struct {
+	Namespace  string          `json:"namespace"`
+	DeviceID   string          `json:"device_id"`
+	Topic      string          `json:"topic"`
+	Payload    json.RawMessage `json:"payload"`
+	ReceivedAt string          `json:"received_at"`
+}
+
+// newMessageHandler возвращает обработчик MQTT-сообщений.
+func newMessageHandler(ctx context.Context, sqsClient *sqs.Client, queueURL string, log *slog.Logger) mqtt.MessageHandler {
+	return func(_ mqtt.Client, msg mqtt.Message) {
+		topic := msg.Topic()
+		payload := msg.Payload()
+
+		// Топик: "{namespace}/telemetry/{deviceId}".
+		parts := strings.SplitN(topic, "/", 3)
+		if len(parts) != 3 {
+			log.Warn("bridge: unexpected topic format, skipping", "topic", topic)
+			return
+		}
+		ns := parts[0]
+		deviceID := parts[2]
+
+		// Не-JSON payload оборачиваем в строку.
+		rawPayload := json.RawMessage(payload)
+		if !json.Valid(payload) {
+			quoted, _ := json.Marshal(string(payload))
+			rawPayload = json.RawMessage(quoted)
+		}
+
+		envelope := TelemetryEnvelope{
+			Namespace:  ns,
+			DeviceID:   deviceID,
+			Topic:      topic,
+			Payload:    rawPayload,
+			ReceivedAt: time.Now().UTC().Format(time.RFC3339),
+		}
+		body, err := json.Marshal(envelope)
+		if err != nil {
+			log.Error("bridge: marshal envelope", "topic", topic, "err", err)
+			return
+		}
+
+		_, err = sqsClient.SendMessage(ctx, &sqs.SendMessageInput{
+			QueueUrl:    aws.String(queueURL),
+			MessageBody: aws.String(string(body)),
+		})
+		if err != nil {
+			log.Error("bridge: SQS SendMessage failed", "topic", topic, "err", err)
+			return
+		}
+		log.Info("bridge: forwarded telemetry to SQS",
+			"mqtt_topic", topic, "namespace", ns, "device", deviceID)
+	}
+}