Project 02: Message Queue

This is Project 02 of CSE.30341.FA20.

Students

1. Matt Tressler ([email protected])
2. Josh Bottelberghe ([email protected])

Brainstorming

The following are questions that should help you in thinking about how to approach implementing Project 02. For this project, responses to these brainstorming questions are not required.

Request

1. What data must be allocated and deallocated for each Request structure?

2. What does a valid HTTP request look like?

Queue

1. What data must be allocated and deallocated for each Queue structure?

2. How will you implement mutual exclusion?

3. How will you implement signaling?

4. What are the critical sections?

Client

1. What data must be allocated and deallocated for each MessageQueue structure?

2. What should happen when the user publishes a message?

3. What should happen when the user retrieves a message?

4. What should happen when the user subscribes to a topic?

5. What should happen when the user unsubscribes to a topic?

6. What needs to happen when the user starts the MessageQueue?

7. What needs to happen when the user stops the MessageQueue?

8. How many internal threads are required?

9. What is the purpose of each internal thread?

10. What MessageQueue attribute needs to be protected from concurrent access?

Demonstration

Link to video demonstration of chat application.: https://drive.google.com/file/d/1Ibt2Xr6XVXPUN8uvXbRGHY78B3ob4Ikl/view?usp=sharing

Errata

Describe any known errors, bugs, or deviations from the requirements.