serverless

Create a serverless project

$ serverless create

$ serverless create --template [template_name]

$ serverless deploy

$ serverless info

$ serverless invoke -f [function_name]

$ serverless logs [[-t|--tail]]

serverless command [options]

deploy
    Deploys the service to the configured provider.

invoke
    Invokes a deployed function.

logs
    Streams logs for a specific function.

info
    Displays information about the deployed service.

remove
    Removes the deployed service.

create
    Creates a new serverless service.

config
    Configures the serverless framework settings.

--stage
    Specifies the deployment stage (e.g., dev, prod).

--region
    Specifies the cloud provider region.

--help
    Shows command help information.

--version
    Displays the version of the serverless CLI.

The serverless command is the command-line interface (CLI) for the Serverless Framework. It's used to deploy, manage, and monitor serverless applications on various cloud providers like AWS, Azure, Google Cloud, and others. The framework allows developers to define their application's infrastructure as code using a `serverless.yml` (or `serverless.ts`, `serverless.js`, `serverless.json`) configuration file. This file specifies the functions, events (triggers), and resources that comprise the serverless application.

The CLI provides commands for deploying the application to the cloud provider, invoking individual functions for testing, viewing logs, and managing deployed resources. It streamlines the process of building and deploying serverless applications, abstracting away much of the complexity of interacting directly with cloud provider services. Serverless helps developers focus on writing the core application logic, while the framework handles the infrastructure management aspects. It supports features like automatic scaling, pay-per-use pricing, and simplified deployment workflows, accelerating the development and deployment of cloud-native applications.

It is a node.js program which requires Node.js and NPM (Node Package Manager) for installation. Serverless Framework is independent of languages and can run any language through plugins or Docker containers.

The `serverless.yml` file is the heart of a Serverless Framework project.

It defines the functions, events, resources, and other configurations for the application. The format is usually YAML, but Javascript, Typescript and Json format are supported.

The Serverless Framework has a rich ecosystem of plugins that extend its functionality.

Plugins can be used to add support for new languages, frameworks, deployment strategies, and more.

The Serverless Framework was created to simplify the deployment and management of serverless applications, initially focused on AWS Lambda functions.

Over time, it has evolved to support multiple cloud providers (AWS, Azure, Google Cloud, etc.) and expanded its features to include infrastructure as code, CI/CD integration, monitoring, and more.

The framework has become a popular choice for developers looking to build and deploy scalable, cost-effective serverless applications.

aws(1), gcloud(1), az(1)