Sanitized mirror from private repository - 2026-04-19 08:15:48 UTC

common/watchtower-enhanced.yaml

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+# Watchtower - Enhanced Configuration with Multiple Notification Options
+# Schedule: Daily at 4:00 AM
+# HTTP API: POST to http://localhost:${WATCHTOWER_PORT:-8080}/v1/update
+# Excludes containers with label: com.centurylinklabs.watchtower.enable=false
+# Notifications: Multiple ntfy endpoints for redundancy
+#
+# Set WATCHTOWER_PORT env var in Portainer stack if 8080 is in use (e.g., Synology)
+
+services:
+  watchtower:
+    image: containrrr/watchtower:latest
+    container_name: watchtower
+    ports:
+      - "${WATCHTOWER_PORT:-8080}:8080"  # HTTP API for manual triggers
+    volumes:
+      - /var/run/docker.sock:/var/run/docker.sock
+    environment:
+      - WATCHTOWER_CLEANUP=true
+      - WATCHTOWER_SCHEDULE=0 0 4 * * *
+      - WATCHTOWER_INCLUDE_STOPPED=false
+      - TZ=America/Los_Angeles
+      # HTTP API for metrics only (not updates to allow scheduled runs)
+      - WATCHTOWER_HTTP_API_METRICS=true
+      - WATCHTOWER_HTTP_API_TOKEN="REDACTED_HTTP_TOKEN"
+      # Notifications disabled to avoid configuration issues
+      # - WATCHTOWER_NOTIFICATIONS=shoutrrr
+      # Option 1: Local only (most reliable, no external dependencies)
+      # - WATCHTOWER_NOTIFICATION_URL=ntfy://localhost:8081/updates
+      # Option 2: External only (get notifications when away from home)
+      # - WATCHTOWER_NOTIFICATION_URL=ntfy://ntfy.vish.gg/homelab-alerts
+      # Option 3: Both local and external (redundancy - uncomment to use)
+      # - WATCHTOWER_NOTIFICATION_URL=ntfy://localhost:8081/updates?insecure=yes,ntfy://ntfy.vish.gg/homelab-alerts
+      # Option 4: Local IP (if localhost doesn't work)
+      # - WATCHTOWER_NOTIFICATION_URL=ntfy://192.168.0.210:8081/updates?insecure=yes
+    restart: unless-stopped
+    labels:
+      # Exclude watchtower from updating itself (prevent self-restart loops)
+      - "com.centurylinklabs.watchtower.enable=false"