proxy

README

API Gateway HTTP Proxy

Project Setup

main.go

package main

import (
  "github.com/aws/aws-lambda-go/lambda"
  "github.com/gin-gonic/gin"
  proxy "github.com/maddiesch/api-gateway-proxy"
)

var (
  app *gin.Engine
)

func init() {
  app = gin.New()
}

func main() {
  lambda.Start(proxy.Handler(app))
}

template.yml

Transform: AWS::Serverless-2016-10-31
Globals:
  Function:
    Runtime: provided.al2
    Timeout: 30
    MemorySize: 256
Resources:
  ApiResource:
    Type: AWS::Serverless::HttpApi
  AppFunctionHandler:
    Type: AWS::Serverless::Function
    Properties:
      CodeUri: bin/app_handler/
      Handler: bootstrap
      Events:
        RootRequestEvent:
          Type: HttpApi
          Properties:
            ApiId: !Ref ApiResource
            Method: any
            Path: /
        PathRequestEvent:
          Type: HttpApi
          Properties:
            ApiId: !Ref ApiResource
            Method: any
            Path: /{path+}

Documentation

Index

• func InternalServerErrorResponse() events.APIGatewayV2HTTPResponse
• func NewResponseWriter() http.ResponseWriter
• func RequestForEvent(e events.APIGatewayV2HTTPRequest) (*http.Request, error)
• type HandlerFunc
  • func Handler(handler http.Handler) HandlerFunc

Functions

func InternalServerErrorResponse

func InternalServerErrorResponse() events.APIGatewayV2HTTPResponse

InternalServerErrorResponse returns a standard 500 error response

func NewResponseWriter

func NewResponseWriter() http.ResponseWriter

NewResponseWriter returns a new ResponseWriter for the request

func RequestForEvent

func RequestForEvent(e events.APIGatewayV2HTTPRequest) (*http.Request, error)

RequestForEvent converts the APIGatewayV2HTTPRequest into a standard golang http.Request

Types

type HandlerFunc

type HandlerFunc func(context.Context, events.APIGatewayV2HTTPRequest) (events.APIGatewayV2HTTPResponse, error)

HandlerFunc is the function interface for proxying API Gateway events to standard http.Handler

func Handler

func Handler(handler http.Handler) HandlerFunc

Handler converts the APIGatewayV2HTTPRequest into a standard golang http.Request and provides a simple writer.