What types of application development is the golang framework architecture suitable for?

Go framework architecture is suitable for developing network services (HTTP/RESTful API, WebSockets, RPC services), microservices, CLI tools, data processing applications, and cloud computing applications. Specific use cases include: building a RESTful API using the Gin framework and creating an API gateway using the Traefik framework.

Types of application development that the Go framework architecture is suitable for

Go language is known for its high performance, low latency and concurrency. Its framework ecosystem offers a rich set of tools and libraries that enable developers to build a variety of applications.

Application types suitable for Go framework architecture include:

1. Network service

• HTTP/RESTful API
• WebSockets
• RPC Service

2. Microservice

• Loosely coupled independent service
• Easy to expand and maintain
• Can be used to implement distributed systems

3. CLI tools

• Commands Run utility
• Script
• System management tool

4. Data processing

• Batch processing
• Data transformation
• Machine learning

5. Cloud computing

• AWS, Azure, GCP cloud platform Integration
• Distributed computing
• Serverless function

Practical case

Build a RESTful API

Create a RESTful API using Go's Gin framework:

package main

import (
    "github.com/gin-gonic/gin"
)

func main() {
    r := gin.Default()
    r.GET("/users", getUsers)
    r.POST("/users", createUser)
    r.Run() // listen and serve on 0.0.0.0:8080 (for localhost)
}

func getUsers(c *gin.Context) {
    // get users from database
}

func createUser(c *gin.Context) {
    // create user in database
}

Build an API gateway

Create an API gateway using Go's Traefik framework:

package main

import (
    "github.com/containous/traefik/pkg/provider/kubernetes"
)

func main() {
    // create a Kubernetes provider
    provider := kubernetes.NewProvider()
    // configure the Traefik router
    router := traefik.NewRouter()
    router.SetProvider(provider)
    // start the router
    router.Run("")
}

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