jsonuploader_cfn

• Git link for code: Jsonuploader
• Hosted domain name: www.jsonuploader.com
• SSL enabled

This git repository contains the cloudformation templates for creating infrastructure for Jsonuploader web application. The infrastructure diagram is shown below.

Prerequisites

• aws client installed (install doc)
• aws profile created (doc)

aws configure --profile <your_profile_name>

File Structure

• The templates dir contains templates for cloudformation.
  • It includes network, web and jumpbox templates.
• The parameters dir contains parameters required for spawning infrastructure in each region.
• The Makefile contains the commands to spawn infrastructure for each region.

Deployment Instructions

• Entire infrastructure is divided into 3 templates. The examples provided below are for region us-west-1. Simillarly we can launch the application in other regions by changing parameters json.

Network Template

• Network template network.json creates the following.
  • 1 VPC
  • 2 public subnets in 2 availability zones
  • 2 private subnets in 2 availability zones
  • 2 NAT gateways for private subnets each
  • Internet gateway for VPC
  • Public and private route tables
• The parameters can be provided in parameters/network-{region}.json
• Launch command

make network-us-west-1 "PROFILE=<your_profile_name>"

Web Template

• Web template creates webservers to serve jsonuploader. It creates the following.
  • auto scaling group of web servers for 2 subnets in 2 availability zones.
  • Application load balancer
  • IAM profile and IAM role
  • Application security group
  • Load balancer security group
  • Load balancer listener
  • Target group
• Launch command

make web-us-west-1 "PROFILE=<your_profile_name>"

Jumpbox Template

• Jumpbox template creates jump boxes in each availability zone for debugging purposes. It creates the following.
  • Instances in each public subnet
  • Instance security group
• Launch command

make jumpbox-us-west-1 "PROFILE=<your_profile_name>"

Adding New Region to Route 53

• Certificate has t obe requested for domain jsonuploader.com and *.jsonuploader.com for new region.
• Once new LB is created in new region, the LB has to be added to the Route 53 hosted zones of jsonuploader.com
  • create a new recordset for the domain jsonuploader.com
  • select 'Type' - A record and 'Alias'
  • Select the new LB from the dropdown menu
  • add 'latency' to the routing policy.