mweagle

// filename: cmd/main.go
package main
import (
  “io”
  “net/http”
  “os”
  sparta “github.com/mweagle/Sparta”
)
// http.HandlerFunc style
func helloWorld(w http.ResponseWriter, r *http.Request) {

mweagle

Simple Sparta application that demonstrates core functionality

Usage:
  main [command]

Available Commands:
  delete      Delete service
  describe    Describe service
  execute     Execute
  help        Help about any command

mweagle

// AWS Lambda Go style
func helloWorld() (string, error) {
  return "Hello World", nil
}

mweagle

lambdaFn := sparta.HandleAWSLambda(“Hello World”,
  helloWorld,
  sparta.IAMRoleDefinition{})

mweagle

// AWS Lambda go style
func helloWorld() string {
  return “Hello World”
}

mweagle

type helloWorldResponse struct {
	Message string
	Request spartaAPIG.APIGatewayRequest
}

////////////////////////////////////////////////////////////////////////////////
// Hello world event handler
func helloWorld(ctx context.Context,
	gatewayEvent spartaAPIG.APIGatewayRequest) (helloWorldResponse, error) {

mweagle

	// Register the function with the API Gateway
	apiStage := sparta.NewStage("v1")
	apiGateway := sparta.NewAPIGateway("SpartaHTML", apiStage)
	// Enable CORS s.t. the S3 site can access the resources
	apiGateway.CORSOptions = &sparta.CORSOptions{
		Headers: map[string]interface{}{
			"Access-Control-Allow-Headers": "Content-Type,X-Amz-Date,Authorization,X-Api-Key",
			"Access-Control-Allow-Methods": "*",
			"Access-Control-Allow-Origin":  gocf.GetAtt(s3Site.CloudFormationS3ResourceName(), "WebsiteURL"),
		},

mweagle

if nil != api {
  apiGatewayResource, _ := api.NewResource("/hello", lambdaFn)

  // We only return http.StatusOK
  apiMethod, apiMethodErr := apiGatewayResource.NewMethod("GET",
    http.StatusOK,
    http.StatusOK)
  if nil != apiMethodErr {
    panic("Failed to create /hello resource: " + apiMethodErr.Error())
  }

mweagle

// Deploy it
stackName := spartaCF.UserScopedStackName("SpartaHTML")
sparta.Main(stackName,
  fmt.Sprintf("SpartaHTML provisions a static S3 hosted website with an API Gateway resource backed by a custom Lambda function"),
  spartaHTMLLambdaFunctions(apiGateway),
  apiGateway,
  s3Site)

mweagle

INFO[0000] ════════════════════════════════════════════════
INFO[0000] ╔═╗┌─┐┌─┐┬─┐┌┬┐┌─┐   Version : 1.0.1
INFO[0000] ╚═╗├─┘├─┤├┬┘ │ ├─┤   SHA     : 840ab43
INFO[0000] ╚═╝┴  ┴ ┴┴└─ ┴ ┴ ┴   Go      : go1.9.2
INFO[0000] ════════════════════════════════════════════════
INFO[0000] Service: SpartaHTML-mweagle                   LinkFlags= Option=provision UTC="2018-01-22T02:34:47Z"
INFO[0000] ════════════════════════════════════════════════
INFO[0000] Provisioning service                          BuildID=d64f878f9a00d1300e3c8f2ec60cff856487de61 CodePipelineTrigger= InPlaceUpdates=false NOOP=false Tags=
INFO[0000] Verifying IAM Lambda execution roles
INFO[0000] IAM roles verified                            Count=1