Add GCP region zones to CDP Env creation (#143)

* Add GCP region zones to CDP ENV creation
* Fix ternary check of AZ array

Signed-off-by: Webster Mudge <[email protected]>

Author: wmudge

docs/configuration.yml

@@ -245,6 +245,7 @@ env:
     enable_raz: 
   gcp:
     auto_enable_services:
+    availability_zones:
     manage_identities:
     bindings:
       cross_account:

roles/platform/defaults/main.yml

@@ -120,9 +120,6 @@ plat__aws_storage_suffix:                     "{{ env.aws.storage.suffix | defau
 plat__aws_role_tags:                          "{{ env.aws.role.tags | default({}) }}"
 plat__aws_policy_tags:                        "{{ env.aws.policy.tags | default({}) }}"
 plat__aws_storage_tags:                       "{{ env.aws.storage.tags | default({}) }}"
-plat__aws_vpc_id:                             "{{ common__aws_vpc_id }}"
-plat__aws_public_subnet_ids:                  "{{ common__aws_public_subnet_ids }}"
-plat__aws_private_subnet_ids:                 "{{ common__aws_private_subnet_ids }}"
 
 plat__aws_xaccount_suffix:                    "{{ env.aws.role.label.cross_account | default(common__xaccount_suffix) }}"
 plat__aws_idbroker_suffix:                    "{{ common__aws_idbroker_suffix }}"
@@ -150,6 +147,8 @@ plat__aws_policy_urls:                        "{{ plat__aws_policy_urls_default
 plat__gcp_project:                            "{{ common__gcp_project }}"
 plat__gcp_subnet_id:                          "{{ common__gcp_subnet_id }}"
 
+plat__gcp_availability_zones:                 "{{ env.gcp.availability_zones | default([]) }}"
+
 plat__gcp_role_suffix:                        "{{ env.gcp.role.suffix | default(common__role_suffix) }}"
 plat__gcp_storage_suffix:                     "{{ env.gcp.storage.suffix | default(common__storage_suffix) }}"
 

roles/platform/tasks/initialize_setup_gcp.yml

@@ -14,6 +14,25 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 
+- name: Discover available zones for GCP region
+  block:
+    - name: Fetch list of availability zones filtered by region
+      ansible.builtin.command: >
+        gcloud compute zones list --filter region={{ plat__region }} --format json
+      register: __gcp_availability_zones_info
+
+    - name: Set fact for GCP availability zones
+      ansible.builtin.set_fact:
+        plat__gcp_availability_zones_discovered: "{{ __gcp_availability_zones_info.stdout | from_json | map(attribute='name') | list }}"
+
+    - name: Confirm availability zone access for CDP Environment
+      when: plat__gcp_availability_zones | length > 0
+      ansible.builtin.assert:
+        that:
+          - plat__gcp_availability_zones is subset(plat__gcp_availability_zones_discovered)
+        fail_msg: "The following zone(s) are not available in region '{{ plat__region }}': {{ plat__gcp_availability_zones | difference(plat__gcp_availability_zones_discovered) | join(', ') }}"
+        quiet: yes
+
 # https://docs.cloudera.com/management-console/cloud/requirements-gcp/topics/mc-gcp_apis.html
 - name: Ensure Google Services Enabled
   when: plat__gcp_enable_services | bool

roles/platform/tasks/setup_gcp_env.yml

@@ -34,3 +34,4 @@
     tags: "{{ plat__tags }}"
     freeipa:
       instanceCountByGroup: "{{ plat__env_freeipa }}"
+    zones: "{{ (plat__gcp_availability_zones | length > 0) | ternary(plat__gcp_availability_zones, omit) }}"