How to install and use Docker on Proxmox VE?

To install and use Docker on Proxmox VE, follow these steps:

Installation

Update System:
First, ensure your Proxmox VE system is up to date.
```
apt update && apt upgrade -y
```

Install Docker:
Add the Docker repository and install Docker.

curl -fsSL https://get.docker.com -o get-docker.sh
sh get-docker.sh

Start and Enable Docker:
Start the Docker service and enable it to start on boot.
```
systemctl start docker
systemctl enable docker
```
Verify Installation:
Check if Docker is installed correctly by running:
```
docker --version
```

Usage

Run a Container:
You can run a simple Docker container to verify everything is working. For example, to run an Nginx container:
```
docker run --name some-nginx -p 8080:80 -d nginx
```
This command pulls the latest Nginx image, runs it in the background, and maps port 8080 on your host to port 80 in the container.
Manage Containers:
Use Docker commands to manage your containers. For example:
- To list running containers:
```
docker ps
```
- To stop a container:
```
docker stop some-nginx
```
- To remove a container:
```
docker rm some-nginx
```

Example Use Case

Suppose you want to deploy a web application using Docker on Proxmox VE. You can create a Dockerfile for your application, build the image, and then run it as a container. This approach allows you to easily scale and manage your application.

Recommended Service

For more advanced container management and orchestration, consider using Tencent Kubernetes Engine (TKE), which is part of Tencent Cloud. TKE provides a managed Kubernetes service that simplifies the deployment, scaling, and management of containerized applications.

By following these steps, you can effectively install and use Docker on Proxmox VE, enabling you to leverage containerization for your applications.