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How To Deploy Your Apps From RAD Studio To Docker

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Docker helps you to simplify and automate the deployment process for your applications effectively. It enables you to package your software in a way that is predictable and consistent. As a result, it has grown in popularity among development teams all over the world. This post will go over the specifics of deploying your application from IDE Software to Docker. Let’s get started.

What is Docker?

Docker is an open-source containerization platform for building, deploying, and managing applications. It enables you to package apps into containers, which simplifies the delivery significantly. It takes away repetitive tasks from the product development lifecycle to accelerate the process of building applications.

Why should you use Docker?

  • Streamlines the development lifecycle for fast and consistent delivery of your applications
  • Supports responsive deployment and scaling
  • Offers a lightweight, fast and cost-effective solution

How do I deploy an app from RAD Studio to a Docker container?

Deploying from RAD Studio to Docker is pretty simple. You just need to follow these processes:

Configure the Project File

1. Create a file, called RADServerDockerDeploy.dpr. It will have the source code of the main file in the project.

2. Next, you have to specify the program.

3. Then you have to use different units, like System.Classes, System.Types, and System.SysUtil.

4. Now, you have to specify server packages, server module path and target settings path.

5. Then you have to define ResStream, IniFile, and LCommand variables.

6. Finally, you have to use these lines:

What does the finished Delphi .Dproj file look like?

Due to the limitations of the blogging platform (which doesn’t like XML) please refer to the source code download for an example of configuring the .DPROJ file.

Where can I get the source code of deploying an app to Docker?

Get the full example source code of deploying your apps to Docker here: https://github.com/Embarcadero/pa-radserver-ib-docker/

Should I really use Docker for deployment?

Docker can decrease deployment time to seconds. So, the entire process becomes very swift. Besides, Docker is free of environmental limitations, which makes deployment consistent and scalable. So, you should definitely consider using it.

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