Distributed Video Transcoder

This project is a distributed video transcoder built using distributed systems principles.

Overview

The Distributed Video Transcoder enables users to upload videos and receive download links for the videos in multiple formats.

Functional Requirements

• Users can upload videos and receive download links for the transcoded videos in different formats.

Non-Functional Requirements

• The system can handle a high volume of concurrent users.
• The system is fault-tolerant to ensure reliability.
• The transcoded videos are returned in consistent quality without corruption.

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Architecture

For an overview of the system design, refer to the architecture diagram:

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Running the Project Locally

Follow the steps below to set up and run the project locally:

Prerequisites

• Docker installed on your machine.
• Go Migrate CLI installed for managing database migrations.

Steps

1. Install Docker
   Ensure Docker is installed and running on your machine.

2. Run Kafka with Docker Compose
   Start the Kafka service:

   docker-compose up -d kafka

3. Create Kafka Topic
   Access the Kafka container and create a topic named video:

   docker-compose exec kafka /bin/bash
   kafka-topics.sh --create --zookeeper zookeeper:2181 --replication-factor 1 --partitions 3 --topic video
   exit

4. Run PostgreSQL with Docker Compose
   Start the PostgreSQL service:

   docker-compose up -d postgres

5. Apply Database Migrations
   Apply the migrations to set up the database schema:

   migrate -path video-service/db/migration -database "postgres://postgres@localhost:5000/postgres?sslmode=disable" -verbose up

6. Start the Services
   Restart all services to ensure everything is up and running:

   docker-compose down && docker-compose up -d

7. Access the Application
   Open your browser and navigate to http://localhost:8080 to use the application.