Sharing Resources Between Stacks

cdk.go

package main

import (
	"github.com/aws/aws-cdk-go/awscdk"
	"github.com/aws/aws-cdk-go/awscdk/awsiam"
	"github.com/aws/aws-cdk-go/awscdk/awss3"
	"github.com/aws/constructs-go/constructs/v3"
	"github.com/aws/jsii-runtime-go"
)

type myStack struct {
	awscdk.Stack
	Bucket awss3.Bucket
}

func SharedStack(scope constructs.Construct, id string) *myStack {
	stack := &myStack{Stack: awscdk.NewStack(scope, &id, &awscdk.StackProps{})}

	stack.Bucket = awss3.NewBucket(stack.Stack, jsii.String("mybucket"), &awss3.BucketProps{
		BucketName: jsii.String("mybucket"),
	})

	return stack
}

func main() {
	app := awscdk.NewApp(nil)

	shared := SharedStack(app, "SharedStack")

	stack := awscdk.NewStack(app, jsii.String("OtherStack"), &awscdk.StackProps{})

	r := awsiam.NewRole(stack, jsii.String("someRole"), &awsiam.RoleProps{
		AssumedBy: awsiam.NewServicePrincipal(jsii.String("sns.amazonaws.com"), &awsiam.ServicePrincipalOpts{}),
	})

	shared.Bucket.GrantReadWrite(r, nil)

	app.Synth(nil)
}