homelab-optimized/docs/services/individual/watchtower.md

Watchtower

🟢 Other Service

📋 Service Overview

Property	Value
Service Name	watchtower
Host	concord_nuc
Category	Other
Difficulty	🟢
Docker Image	containrrr/watchtower
Compose File	concord_nuc/piped.yaml
Directory	concord_nuc

🎯 Purpose

watchtower is a specialized service that provides specific functionality for the homelab infrastructure.

🚀 Quick Start

Prerequisites

• Docker and Docker Compose installed
• Basic understanding of REDACTED_APP_PASSWORD
• Access to the host system (concord_nuc)

Deployment

# Navigate to service directory
cd concord_nuc

# Start the service
docker-compose up -d

# Check service status
docker-compose ps

# View logs
docker-compose logs -f watchtower

🔧 Configuration

Docker Compose Configuration

command: piped-frontend piped-backend piped-proxy piped-bg-helper varnish nginx postgres
  watchtower
container_name: watchtower
environment:
- WATCHTOWER_CLEANUP=true
- WATCHTOWER_INCLUDE_RESTARTING=true
image: containrrr/watchtower
restart: always
volumes:
- /var/run/docker.sock:/var/run/docker.sock
- /etc/timezone:/etc/timezone:ro

Environment Variables

Variable	Value	Description
WATCHTOWER_CLEANUP	true	Configuration variable
WATCHTOWER_INCLUDE_RESTARTING	true	Configuration variable

Port Mappings

No ports exposed.

Volume Mappings

Host Path	Container Path	Type	Purpose
/var/run/docker.sock	/var/run/docker.sock	bind	Data storage
/etc/timezone	/etc/timezone	bind	Configuration files

🌐 Access Information

This service does not expose any web interfaces.

🔒 Security Considerations

• ⚠️ Consider adding security options (no-new-privileges)
• ⚠️ Consider running as non-root user

📊 Resource Requirements

No resource limits configured

Recommended Resources

• Minimum RAM: 512MB
• Recommended RAM: 1GB+
• CPU: 1 core minimum
• Storage: Varies by usage

Resource Monitoring

Monitor resource usage with:

docker stats

🔍 Health Monitoring

⚠️ No health check configured Consider adding a health check:

healthcheck:
  test: ["CMD", "curl", "-f", "http://localhost:PORT/health"]
  interval: 30s
  timeout: 10s
  retries: 3

Manual Health Checks

# Check container health
docker inspect --format='{{.State.Health.Status}}' CONTAINER_NAME

# View health check logs
docker inspect --format='{{range .State.Health.Log}}{{.Output}}{{end}}' CONTAINER_NAME

🚨 Troubleshooting

Common Issues

Service won't start

• Check Docker logs: docker-compose logs service-name
• Verify port availability: netstat -tulpn | grep PORT
• Check file permissions on mounted volumes

Can't access web interface

• Verify service is running: docker-compose ps
• Check firewall settings
• Confirm correct port mapping

Performance issues

• Monitor resource usage: docker stats
• Check available disk space: df -h
• Review service logs for errors

Useful Commands

# Check service status
docker-compose ps

# View real-time logs
docker-compose logs -f watchtower

# Restart service
docker-compose restart watchtower

# Update service
docker-compose pull watchtower
docker-compose up -d watchtower

# Access service shell
docker-compose exec watchtower /bin/bash
# or
docker-compose exec watchtower /bin/sh

📚 Additional Resources

• Official Documentation: Check the official docs for watchtower
• Docker Hub: containrrr/watchtower
• Community Forums: Search for community discussions and solutions
• GitHub Issues: Check the project's GitHub for known issues

🔗 Related Services

Other services in the other category on concord_nuc

---

This documentation is auto-generated from the Docker Compose configuration. For the most up-to-date information, refer to the official documentation and the actual compose file.

Last Updated: 2025-11-17
Configuration Source: concord_nuc/piped.yaml