C-D-theory

Containerization Class – 4 February

Task: Exposing Docker API to External World

Objective

To understand how Docker API can be exposed and accessed externally.

Reference Link

https://upessocs.github.io/#dir=/Lectures/Containerization%20and%20DevOps/Theory/&file=015%20Docker%20API%20exposing%20to%20external%20world.md

Description

In this experiment, Docker API was configured to allow external access. Different API endpoints were tested using browser URLs to retrieve container data.

Output Screenshots

Screenshot 1: Docker API Documentation

Shows the official documentation explaining API exposure.

Docker API Documentation

Screenshot 2: Enabling API Access

Shows configuration for enabling external access.

Enable API Access

Screenshot 3: Browser Access

Shows Docker API accessed through the browser.

Browser Access

Screenshot 4: JSON Output

Displays container information in JSON format.

JSON Output

Screenshot 5: Modified URL

Shows modified API URL for fetching container data.

Modified URL

Screenshot 6: Final Output

Shows successful retrieval of container details.

Final Output

Observation

Docker API was successfully exposed.
External access was enabled correctly.
Container information was retrieved in JSON format.
Browser access worked without errors.

Conclusion

Docker API exposure and external access were implemented successfully.

This experiment helped in understanding how Docker can communicate with external applications using REST APIs.