code-dumps/terraform/aws-vpc

Terraform config for creating VPC and subnets

These config will create the following resources on AWS. The VPC CIDR is hard-coded as 10.0.0.0/16. The number of subnets are also hard-coded. The subnets will sit in different availablity zones for redundancy.

• 1 VPC
• 2 public subnets
• 2 private subnets
• 1 internet gateway
• 1 nat gateway

Variables to TF

These are required variables:

aws_access_key = "redacted"
aws_secret_key = "redacted"
aws_region = "ap-southeast-1"
resource_prefix = "project1-dev"

TF graph

Here is what the graph looks like

Revision notes

• Previously terraform plan would fail to compute the count for routing table association. This is now corrected by hard-coding count to 2.