$ cat variable.tf
variable "vpc_cidr" {}
variable "vpc_tag_name" {}
variable "igw_tag_name" {}
variable "subnet_1a_cidr" {}
variable "subnet_1a_cidr_tag_name" {}
variable "subnet_1c_cidr" {}
variable "subnet_1c_cidr_tag_name" {}
variable "route_table_tag_name" {}
variable "mainte-sg_name" {}
variable "mainte-sg_description" {}
variable "mainte-sg_tag_name" {}
variable "mainte-sg_mainte_cidr" {}
$ cat terraform.tfvars
vpc_cidr = "10.0.0.0/16"
vpc_tag_name = "customer-vpc"
igw_tag_name = "customer-vpc-igw"
subnet_1a_cidr = "10.0.0.0/18"
subnet_1a_cidr_tag_name = "customer-subnet-1a"
subnet_1c_cidr = "10.0.64.0/18"
subnet_1c_cidr_tag_name = "customer-subnet-1c"
route_table_tag_name = "customer-public-rt"
mainte-sg_name = "customer-mainte-sg"
mainte-sg_description = "maintenance from outsource"
mainte-sg_tag_name = "mainte-sg"
mainte-sg_mainte_cidr = "1.1.1.1/32,2.2.2.2/32"