FROM ubuntu:latest

RUN apt-get update && apt-get install -y python3 python3-pip

RUN pip3 install gns3-server

EXPOSE 3080

CMD ["gns3server"]

FROM ubuntu:latest
RUN apt-get update && apt-get install -y python3 python3-pip
RUN pip3 install gns3-server
EXPOSE 3080
CMD ["gns3server"]

docker build -t gns3-server-image .

This command will start the Docker container

docker run -d --name gns3-server-container -p 3080:3080 gns3-server-image

Inside the Docker container's shell, install Dynamips by running

apt-get update
apt-get install dynamips

update the package lists inside the Docker container by running the following command

apt-get update

Install the necessary build tools and dependencies by running the following command

apt-get install build-essential git libelf-dev libpcap-dev

Clone the uBridge repository

git clone https://github.com/GNS3/ubridge.git

Change to the uBridge directory

cd ubridge

Build uBridge by running

make

Install uBridge by running

make install

Once the installation is complete, exit the container's shell

exit

you should have the GNS3 server running inside a Docker container now. Access the GNS3 web interface by visiting http://localhost:3080 in your web browser.