fix: resolve port 9000 collision by making metrics server conditional

Author: PyDevDeep

backend/config/settings.py

@@ -54,6 +54,10 @@ class Settings(BaseSettings):
     SLACK_LOG_CHANNEL: str = "C077Z79HB0V"
     # n8n
     N8N_WEBHOOK_URL: str = "http://n8n:5678/webhook/publish-post"
+    # Metrics
+    START_METRICS: bool = False
+    METRICS_PORT: int = 9000
+
     # Pydantic configuration
     model_config = SettingsConfigDict(
         env_file=".env", env_file_encoding="utf-8", extra="ignore"

backend/workers/broker.py

@@ -32,7 +32,8 @@
 
 @broker.on_event(TaskiqEvents.WORKER_STARTUP)
 async def start_metrics_server(_state: Any) -> None:
-    start_http_server(9000)
+    if settings.START_METRICS:
+        start_http_server(settings.METRICS_PORT)
 
 
 # Initialise the scheduler with label and Redis sources

infra/docker-compose.prod.yml

@@ -12,6 +12,7 @@ services:
       - POSTGRES_HOST=postgres
       - REDIS_HOST=redis
       - QDRANT_HOST=qdrant
+      - START_METRICS=false
     depends_on:
       postgres:
         condition: service_healthy
@@ -29,6 +30,10 @@ services:
       - POSTGRES_HOST=postgres
       - REDIS_HOST=redis
       - QDRANT_HOST=qdrant
+      - START_METRICS=true
+      - METRICS_PORT=9000
+    ports:
+      - "9000:9000"
     depends_on:
       postgres:
         condition: service_healthy
@@ -44,6 +49,10 @@ services:
     env_file: .env
     environment:
       - REDIS_HOST=redis
+      - START_METRICS=true
+      - METRICS_PORT=9001
+    ports:
+      - "9001:9001"
     depends_on:
       redis:
         condition: service_healthy