http://ocw.cs.pub.ro/courses/ 2026-05-15T21:59:10+03:00 http://ocw.cs.pub.ro/courses/ http://ocw.cs.pub.ro/courses/lib/tpl/arctic/images/favicon.ico text/html 2024-04-11T12:44:08+03:00 http://ocw.cs.pub.ro/courses/ii/labs/s2/04/tasks/00?rev=1712828648&do=diff 00. [00p] Testing the Docker installation Subtasks * start a container that runs the official hello-world image and check that everything functions correctly text/html 2024-04-11T12:44:21+03:00 http://ocw.cs.pub.ro/courses/ii/labs/s2/04/tasks/01?rev=1712828661&do=diff 01. [20p] Running containers Subtasks * pull the busybox image from the official Docker registry to the local cache * run a busybox container that executes the uptime command * run an interactive busybox container; once you enter it, run the command wget google.com, then exit * run a busybox detached interactive container (daemon); once you have started it, attach to it and run the id command, then exit * delete all containers and images created at the previous points text/html 2024-04-11T13:08:59+03:00 http://ocw.cs.pub.ro/courses/ii/labs/s2/04/tasks/02?rev=1712830139&do=diff 02. [20p] Building an image Subtasks * go to the flask_app folder from the [lab archive] * modify the images array in the app.py file to make the application display other images of your choice * modify the templates/index.html file to display a different title related to your chosen images (i.e., change line 22) * build a Docker image entitled myflaskimage based on the provided Dockerfile * run a container based on your image on port 8888 * check <http://localhost:8888> to see if … text/html 2024-04-11T13:09:31+03:00 http://ocw.cs.pub.ro/courses/ii/labs/s2/04/tasks/03?rev=1712830171&do=diff 03. [30p] Writing a Dockerfile Subtasks * go to the node_app folder from the [lab archive], which contains the source files for a simple NodeJS application * write a Dockerfile that will be used to create an image by following the steps below: * start from the latest version of the official NodeJS image, node:21-alpine3.18 * copy the file package.json from the local host to the current directory in the new image (./); this file is intended to specify the dependencies of the NodeJS ap… text/html 2024-04-11T12:45:06+03:00 http://ocw.cs.pub.ro/courses/ii/labs/s2/04/tasks/04?rev=1712828706&do=diff 04. [30p] Publishing an image Subtasks * create a Docker Hub account * publish one of your previous images (either the Flask app, or the NodeJS app) to your Docker Hub registry * run a container using the image from the registry