generate file to setup provider networking

ExternalNetwork.tf

@@ -1,13 +1 @@
-resource "null_resource" "controller-external-network" {
-
-  connection {
-    host        = packet_device.controller.access_public_ipv4
-    private_key = file(var.cloud_ssh_key_path)
-  }
-
-  provisioner "file" {
-    source      = "ExternalNetwork.sh"
-    destination = "ExternalNetwork.sh"
-  }
-}
 

ProviderNetwork.tf

@@ -36,3 +36,26 @@ resource "packet_ip_attachment" "controller_public_ipv6" {
   cidr_notation  = cidrsubnet(data.packet_precreated_ip_block.public_ipv6.cidr_notation,8,1)
 
 }
+
+data "template_file" "provider-networks" {
+
+  template = file("templates/ProviderNetworks.sh")
+
+  vars = {
+    provider_ipv4_cidr = packet_ip_attachment.controller_private_ipv4.cidr_notation
+    provider_ipv6_cidr = packet_ip_attachment.controller_public_ipv6.cidr_notation
+  }
+}
+
+resource "null_resource" "controller-provider-networks" {
+
+  connection {
+    host        = packet_device.controller.access_public_ipv4
+    private_key = file(var.cloud_ssh_key_path)
+  }
+
+  provisioner "file" {
+    content     = data.template_file.provider-networks.rendered
+    destination = "ProviderNetworks.sh"
+  }
+}

templates/ProviderNetworks.sh

@@ -0,0 +1,35 @@
+#
+#
+# associate elastic IP subnet with the controller node via the Packet Web GUI
+#
+export OS_USERNAME=admin
+export OS_PASSWORD=ADMIN_PASS
+export OS_PROJECT_NAME=admin
+export OS_USER_DOMAIN_NAME=Default
+export OS_PROJECT_DOMAIN_NAME=Default
+export OS_AUTH_URL=http://controller:5000/v3
+export OS_IDENTITY_API_VERSION=3
+
+PROVIDER_4_CIDR="${provider_ipv4_cidr}"
+PROVIDER_6_CIDR="${provider_ipv6_cidr}"
+
+export PROVIDER_4_ID=`openstack network create --share \
+    --provider-physical-network provider \
+    --provider-network-type flat provider \
+    --external \
+    -f value -c id`
+
+echo "Provider 4 ID is $PROVIDER_4_ID"
+
+export SUBNET_4_ID=`openstack subnet create \
+    --network $PROVIDER_4_ID \
+    --subnet-range $PROVIDER_4_CIDR \
+    $PROVIDER_4_CIDR -f value -c id`
+
+echo "Subnet 4 ID is $SUBNET_4_ID"
+
+# assign this gateway to all routers
+for ROUTER_ID in `openstack router list -f value -c ID`
+do
+openstack router set --external-gateway $PROVIDER_4_ID $ROUTER_ID
+done