Update vars.tf-example

vars.tf-example

+variable "admin-state-up" {
+  description = "whether admin state in enabled. defualt is true"
+  default = true
+}
+
+variable "enable-dhcp" {
+  description = "whether dhcp in enabled. defualt is true"
+  default = true
+}
+
+variable "external-net" {
+  default = "dmznet"
+}
+
+variable "external-subnet" {
+  default = "dmzsubnet"
+}
+
+variable "flavor" {
+  default = "m1.medium"
+}
+
+variable "host-prefix" {
+  description = "prefix of host id."
+  default = "164.111.161.%s"
+}
+
+variable "internal-net" {
+  default = "clusternet"
+}
+
+variable "internal-subnet" {
+  default = "clustersubnet"
+}
+
+variable "image" {
+  default = "CentOS-7-x86_64-GenericCloud-1905"
+}
+
+variable "keypair-name" {
+  default = "os-gen-keypair"
+}
+  
+variable "ohpc-instance-name" {
+  default = "ohpc"
+}
+
+variable "ohpc-user" {
+  default = "centos"
+}
+
+variable "ood-instance-name" {
+  default = "ood"
+}
+
+variable "ood-user" {
+  default = "centos"
+}
+
+variable "public-network-name" {
+  default = "bright-external-flat-externalnet"
+}
+
+variable "router" {
+  default = "borderrouter"
+}
+
+variable "ssh-private-key" {
+  description = "Path to file containing private key"
+  default =  "~/.ssh/id_rsa"
+}
+
+variable "ssh-public-key" {
+  description = "Path to file containing public key"
+  default = "~/.ssh/id_rsa.pub"
+}