Alarm Manager System

By Aroop, Mithun & Theophilus

Steps to run the code

1. Clone the repository into a directory using
   git clone https://github.com/aroop007/AlarmManagerSystem.git
2. Open Momentics IDE
3. Select the project location and click next
4. Click on file and click on open project
5. Select the cloned directory and import it
6. Setup target system (Either virtual target system or host system)
7. Right click on the project directory in Project Explorer and click on Clean Project
8. Then click on Build Project
9. Once the Build Complete message is printed in the terminal, Click on Run to run the code
10. A simple CLI is displayed in the terminal

Commands Used

1. add It is used to create a new alarm.
   Syntax:
   add
number_of_seconds
periodic_or_oneshot
   ex:
   add
10
0\
2. list It is used to list all the alarms that are created.
   Syntax:
   list
3. remove It is used to remove or delete an alarm.
   Syntax:
   remove
alarm_id
   ex:
   remove
2
4. exit It is used to terminate or exit the program.
   Syntax:
   exit

Client Server Feature

1. First the code in this repository should be run in one system.
2. Then run the client1 & client2 on two different devices.
   Note: All the devices should be connected to the same network and same target device. Run only one client device at a time to prevent Raspberry Pi from crashing.

Components Used

1. Raspberry Pi 4B 8GB RAM with 64GB SD Card.
2. 3 laptops one for simulating as a server and two for simulating as sensors.

Concepts Used In This Project

1. Priority inheritance
2. Mutex Locking and Unlocking
3. Multithreading
4. Microkernel architecture
5. POSIX timers
6. IPC (Pulses & Message Passing)
7. TCP/IP
8. Sockets (Get & Put)
9. Thread Scheduling (Round Robin)
10. Priority Scheduling
11. Client Server Architecture
12. Thread Synchronization