Deploys a Hub and Spoke topology with ExpressRoute Gateway, VPN Gateway And AzureFirewall.
main.tf configuration of the terraform providers, using aliases per Azure subscription.
hub_spoke_topology.tf Main logic of the solution, calls different modules for specific functionality. All variables are declared in variables.tf and values in terraform.tfvars.
Every module is created to do one job and variables that are used inside the modules are passed from the root one.
hub_network deploys the Hub resource group with Virtual Network and the necessary subnets for the Hub (GatewaySubnet, AzureFirewallSubnet).
er_gateway deploys the ExpressRoute Gateway with his necessary public IP.
vpn_gateway deploys the VPN Gateway with his necessary public IP.
azure_firewall deploys the AzureFirewall with his necessary public IP.
spoke_network deploys another Vnet, with subnets, sNSG for every subnet and their associations, and one UDR associated with all spoke subnets.
NSGs and UDRs are empty of rules and routes respectively.