This automated n8n workflow delivers an instant DevOps toolkit by installing Docker, K3s, Jenkins, Grafana, and more on a Linux server within 10 seconds. It optimizes performance, enhances security, and provides ready-to-use templates for DevOps projects.
Main Components
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Configure Parameters - Defines server details, tool versions, and credentials
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System Preparation - Updates the system and installs base packages
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Install Docker - Deploys Docker Engine and Docker Compose
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Install Kubernetes - Sets up K3s cluster with kubectl, Helm, and k9s
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Install Jenkins - Configures Jenkins CI/CD server with Docker integration
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Install Monitoring - Deploys Prometheus and Grafana using Helm charts
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Create DevOps User - Establishes a dedicated user with appropriate permissions
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Security Configuration - Implements firewall, VS Code, and Terraform
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Final Configuration - Sets up sample projects and configuration files
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Setup Complete - Provides a summary and access details
Essential Prerequisites
- Linux server with SSH access
- Root-level administrative privileges
Customization Guide
- Adjust tool versions or credentials in the Configure Parameters node
- Modify the number of nodes or security settings as needed
Features
- 🔧 Core DevOps Tools Installed:
- Docker - Container platform with Docker Compose
- Kubernetes - K3s (lightweight) with kubectl and Helm
- Jenkins - CI/CD automation server
- Prometheus - Monitoring and alerting
- Grafana - Visualization and dashboards
- ⚡ Optimizations Made:
- Streamlined Commands - Combined multiple operations into single bash scripts
- Reduced Nodes - 10 nodes vs 12 in original (more efficient)
- Better Error Handling - Each step includes verification
- Cloud-Ready - Includes AWS CLI, Azure CLI, and Google Cloud SDK
- Security First - Proper firewall configuration and user permissions
Parameters to Configure
- server_host: Your Linux server IP address
- server_user: SSH username (typically 'root')
- server_password: SSH password
- docker_version: Docker version to install
- k3s_version: K3s version to install
- username: DevOps username
- user_password: Password for the DevOps user
How to Use
- Copy the JSON code from the artifact
- Open your n8n workspace
- Select "Import from JSON" or "+" → "From JSON"
- Paste the JSON code
- Configure parameters in the "Configure Parameters" node with your server details
- Run the workflow
Workflow Actions
- Install: Deploys Docker, K3s, Jenkins, Prometheus, and Grafana with optimizations
- Create User: Sets up a DevOps user with necessary permissions
- Configure: Applies security settings and provides templates
