A powerful tool to generate, validate, and lint hardened systemd unit files for services, timers, and sockets.
Install & Download
1. ClawHub CLI
The fastest way to install a skill directly from the registry.
npx clawhub@latest install systemd-unit-generator
2. Manual Installation
Copy the skill folder to one of these locations
~/.openclaw/skills/ <project>/skills/ Priority: Workspace > Local > Bundled
3. Prompt Installation
Copy this prompt to OpenClaw to install it automatically.
Help me install systemd-unit-generator using Clawhub. If Clawhub is not installed, install it first (npm i -g clawhub).
Prefer to download?
Get the raw skill files in a ZIP archive.
What is Systemd Unit Generator?
The Systemd Unit Generator is a specialized tool within the Openclaw Skills ecosystem designed to streamline Linux service management. It enables developers to create production-ready .service, .timer, .socket, and .mount files without manually writing complex unit syntax. By providing a command-line interface and pre-configured templates, it ensures that your background processes are reliable and correctly configured.
Beyond simple generation, this skill integrates security best practices directly into the workflow. With the built-in hardening flag, users can instantly apply sandboxing and resource limits to their services, making it an essential part of the Openclaw Skills library for devops engineers and system administrators.
Systemd Unit Generator Use Cases
- Automating the deployment of Node.js or Python applications as background services.
- Scheduling recurring tasks using systemd timers as a modern alternative to cron.
- Setting up socket-activated services to optimize resource usage.
- Validating and linting existing unit files to ensure they meet security and performance standards.
- Implementing security sandboxing for untrusted or internet-facing applications.
How Systemd Unit Generator Works
- The user selects a command such as service, timer, or preset to define the unit type.
- Command-line arguments or flags are processed to populate the unit file sections like Unit, Service, and Install.
- If the harden flag is enabled, the generator injects advanced security parameters like PrivateTmp and NoNewPrivileges.
- The generator validates the syntax and lints the output against industry best practices.
- The finalized unit file is either printed to the console or written directly to the filesystem for immediate use.
Systemd Unit Generator Setup
To begin using this tool from the Openclaw Skills collection, ensure you have Python 3 installed. You can run the generator directly via the provided script:
# Example: Generate a hardened Node.js service
python3 scripts/systemd-unit-generator.py preset nodejs --name myapp --exec "/usr/bin/node /app/server.js" --harden
No complex installation is required; simply call the script from your terminal with the desired parameters to start generating configurations.
Systemd Unit Generator Data Schema & Taxonomy
The skill handles data through command-line parameters and outputs structured unit files. It supports the following metadata taxonomy:
| Data Element | Format | Description |
|---|---|---|
| Unit Name | String | The unique identifier for the service (e.g., my-app). |
| Configuration | Text/JSON | The actual systemd syntax or a JSON representation. |
| Environment | Key=Value | Environment variables injected into the service context. |
| Presets | Template | Pre-defined configurations for Node.js, Python, Docker, and Go. |
Systemd Unit Generator Advanced Features
- Integrated security hardening using ProtectSystem, PrivateTmp, and SystemCallFilter to minimize attack surfaces.
- Built-in linting engine to identify potential misconfigurations or deprecations before deployment.
- Multi-format output support (Text and JSON) for easy integration into larger CI/CD automation pipelines.
- Comprehensive preset library for common runtimes including Golang and Docker Compose environments.
SKILL.md
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