Azure Service Bus Publisher and Subscriber

This project demonstrates how to use Azure Service Bus to publish and subscribe the messages using two different method:

• connection_string_based
• passwordless authentication.

Azure Service Bus offers three pricing tiers. For this project, the Premium tier was selected due to its support for a maximum message size of 100MB.

• Different message size was published & subscribed [1MB, 10MB, 95MB, 100MB]

Azure Portal Service Bus - Message Published to a Topic

Terminal View - Message Subscribed

Getting Started

Prerequisites

• Python 3.8 or higher
• pip (Python package installer)
• An Azure account with an active subscription

Installation

Clone the repository:

git clone https://github.com/Mazhar004/azure-service-bus-pub-sub.git

Configuration

Create a .env file in the root of your project & insert your secrets. Here's an example:

FULLY_QUALIFIED_NAMESPACE=YOUR_SERVICE_BUS_NAME.servicebus.windows.net

# Required Connection String Based Configuration
CONNECTION_STR=

# Required for Password Less Configuration
AZURE_CLIENT_ID=
AZURE_CLIENT_SECRET=
AZURE_TENANT_ID=

# Required for Publisher & Subscriber
TOPIC_NAME=

# Required for Subscriber Only
SUBSCRIPTION_NAME=

Virtual Environment Based Setup

1. Create a virtual environment:

   python3 -m venv venv

2. Activate the virtual environment:

   • On Unix or MacOS:

     source venv/bin/activate

3. Upgrade pip:

   pip install --upgrade pip setuptools

4. Install the required packages:

   pip install -r requirements.txt

5. Install Azure CLI:

   For Linux:

   • Follow the guidline Link

   For macOS:

   brew update && brew install azure-cli

6. Login to Azure:

   az login

Usage

Publisher

To publish a message, run the following command:

python publisher.py --msg "Your message here" --pubsub

Subscriber

To start the subscriber, run the following command:

python subscriber.py

To RUN with Docker

Configuration

• Create a .env file in the root of your project & insert your secrets Sample Configuration

Build Image

docker build -t pubsubapp .

Run Image

• Subcriber

  docker run pubsubapp python subscriber.py

• Publisher

  docker run pubsubapp python publisher.py --msg "your msg" --pubsub

License

This project is licensed under the terms of the LICENSE file.