using defualt value true in vars file for enable_dhcp

main.tf

@@ -24,7 +24,7 @@ resource "openstack_networking_subnet_v2" "dmzsubnet" {
   cidr            = "192.168.100.0/24"
   ip_version      = 4
   dns_nameservers = ["8.8.8.8"]
-  enable_dhcp = true
+  enable_dhcp = "${var.enable-dhcp}"
 }
 
 # defines the router borderrouter using floating ip defined in datasources.tf to create the external network id
@@ -52,7 +52,7 @@ resource "openstack_networking_subnet_v2" "clustersubnet" {
   network_id      = "${openstack_networking_network_v2.clusternet.id}"
   cidr            = "10.1.1.0/24"
   ip_version      = 4
-  enable_dhcp     = true
+  enable_dhcp     = "${var.enable-dhcp}"
 }