PHP Serverless Frameworks - Deploying PHP on AWS Lambda

Deploying PHP on AWS Lambda with serverless frameworks allows you to build serverless applications that scale automatically. In this guide, we'll provide an overview and a simplified example using the Serverless Framework.

1. Introduction to PHP Serverless Deployments

Serverless frameworks abstract away server management, enabling you to focus on writing code. AWS Lambda, as a serverless computing service, allows you to run code without provisioning or managing servers.

2. Key Components

2.1. Serverless Framework

The Serverless Framework simplifies the deployment and management of serverless applications. It supports various programming languages, including PHP.

2.2. AWS Lambda

AWS Lambda executes your code in response to triggers and automatically manages the computing resources.

3. Example: Deploying a PHP Function with Serverless Framework

Assuming you have Node.js and Serverless Framework installed, here's a simplified example:

        # Install Serverless Framework
        npm install -g serverless
        # Create a new Serverless PHP project
        serverless create --template aws-php
        # Navigate to the project folder
        cd your-serverless-php-project
        # Deploy the PHP function to AWS Lambda
        serverless deploy
    

4. PHP Function Code

Edit the generated `handler.php` file to define your PHP function:

                // handler.php
        function hello(event, context) {
            $response = [
                'statusCode' => 200,
                'body' => json_encode(['message' => 'Hello, Serverless PHP!']),
            ];
            return $response;
        }
        ?>    

5. Serverless Framework Configuration

Modify the `serverless.yml` file to configure your service and function:

        # serverless.yml
        service: your-serverless-php-service
        provider:
          name: aws
          runtime: provided
          memorySize: 256
        functions:
          hello:
            handler: handler.hello
            events:
              - http:
                  path: /
                  method: any
    

6. Deploy the PHP Function

Run the following command to deploy your PHP function to AWS Lambda:

        serverless deploy
    

7. Conclusion

Deploying PHP on AWS Lambda using the Serverless Framework enables you to build scalable and cost-effective serverless applications. In a real-world scenario, you would handle more complex use cases and integrate additional AWS services.