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How to expose Internal Azure Spring Apps with VNet Injection to the Internet

wanjing's avatar
wanjing
Icon for Microsoft rankMicrosoft
Jun 05, 2023
When an Azure Spring Apps service instance is deployed in your virtual network (VNET), applications on the service instance are only accessible within the private network. To make these applications ...
Updated Jun 05, 2023
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Faisal1775's avatar
Faisal1775
Brass Contributor
Jun 05, 2023

To expose internal Azure Spring apps with VNet injection to the internet, you can follow these general steps:

  1. Set up VNet integration: Ensure that your Azure Spring Cloud service is integrated with a virtual network (VNet). This enables the communication between the app and resources within the VNet.

  2. Configure network security groups (NSGs): NSGs allow you to control inbound and outbound network traffic to your Azure Spring Cloud service. Configure appropriate NSG rules to allow inbound traffic from the internet to the necessary ports used by your application.

  3. Set up an Application Gateway or Load Balancer: To expose your internal app to the internet, you can use Azure Application Gateway or Azure Load Balancer. These services act as a reverse proxy, forwarding incoming internet traffic to your app.

    a. Configure the Application Gateway or Load Balancer to receive traffic on a public IP address or a custom domain.

    b. Create a backend pool that points to the internal IP address or hostname of your Azure Spring Cloud app.

    c. Define a frontend listener and associate it with the public IP address or custom domain.

    d. Set up routing rules to route incoming traffic to the appropriate backend pool.

  4. Configure DNS settings: If you're using a custom domain, ensure that the DNS settings for your domain are correctly configured to point to the public IP address or custom domain associated with your Application Gateway or Load Balancer.

  5. Test connectivity: After completing the configuration, test the connectivity by accessing your app using the public IP address or custom domain. Ensure that traffic is correctly routed from the internet to your Azure Spring Cloud app within the VNethttps://seocompanyscottsdaleaz.com/

It's important to note that the specific steps and configuration details may vary depending on the exact setup of your Azure environment, such as the choice between Application Gateway or Load Balancer. It's recommended to refer to the official Microsoft Azure documentation and relevant Azure Spring Cloud documentation for detailed instructions and best practices based on your specific requirements.