OpenStack: Support multiple subnets

- Flag primary cluster subnet.
- Attaches bootstrap floating ip to correct subnet.

upi/openstack/bootstrap.yaml

@@ -38,5 +38,6 @@
   - name: 'Create the bootstrap floating IP'
     os_floating_ip:
       state: present
+      nat_destination: "{{ os_network }}"
       network: "{{ os_external_network }}"
       server: "{{ os_bootstrap_server_name }}"

upi/openstack/common.yaml

@@ -8,6 +8,7 @@
   - name: 'Compute resource names'
     set_fact:
       cluster_id_tag: "openshiftClusterID={{ infraID }}"
+      primary_cluster_network_tag: "{{ infraID }}-primaryClusterNetwork"
       os_infra_id: "{{ infraID }}"
       os_network: "{{ infraID }}-network"
       os_subnet: "{{ infraID }}-nodes"

upi/openstack/network.yaml

@@ -11,15 +11,15 @@
   gather_facts: no
 
   tasks:
-  - name: 'Create the cluster network'
+  - name: 'Create the primary cluster network'
     os_network:
       name: "{{ os_network }}"
 
-  - name: 'Set the cluster network tag'
+  - name: 'Set tags on the  primary cluster network'
     command:
-      cmd: "openstack network set --tag {{ cluster_id_tag }} {{ os_network }}"
+      cmd: "openstack network set --tag {{ primary_cluster_network_tag }} --tag {{ cluster_id_tag }} {{ os_network }}"
 
-  - name: 'Create a subnet'
+  - name: 'Create the primary cluster subnet'
     os_subnet:
       name: "{{ os_subnet }}"
       network_name: "{{ os_network }}"
@@ -27,7 +27,7 @@
       allocation_pool_start: "{{ os_subnet_range | next_nth_usable(10) }}"
       allocation_pool_end: "{{ os_subnet_range | ipaddr('last_usable') }}"
 
-  - name: 'Set the cluster subnet tag'
+  - name: 'Set tags on  primary cluster subnet'
     command:
       cmd: "openstack subnet set --tag {{ cluster_id_tag }} {{ os_subnet }}"