Add diff logic to identity-management playbook (#32)

* Add diff logic to identity-management playbook

* Remove filters for inventory files

Author: tylerauerbeck

inventory-generation/identity-management/inventory/group_vars/all.yml

@@ -1,3 +1,2 @@
 ---
 
-generate_name: true

inventory-generation/identity-management/main.yml

@@ -17,6 +17,10 @@
     when:
       - governor_name is undefined or (governor_name | trim) == ""
 
+  - name: Generate Timestamp
+    set_fact:
+      inv_ts: " {{ lookup('pipe','date +%Y%m%d%H%M%S') }}"
+
   - name: Read Engagement Data
     include_vars:
       file: "{{ directory }}/engagement.json"
@@ -73,6 +77,26 @@
           users: "{{ users }}"
           groups: "{{ usrgrp }}"
 
+  - name: "Check For Existing Inventory File"
+    stat:
+      path: "{{ directory }}/iac/inventories/identity-management/inventory/group_vars/all.yml"
+    register: existing_inv
+
+  - name: "Pull existing inventory vars"
+    include_vars:
+      file: "{{ directory }}/iac/inventories/identity-management/inventory/group_vars/all.yml"
+      name: existing_inv_contents
+    when:
+      - existing_inv.stat.exists
+
+  - name: "Diff existing vars with new inventory"
+    set_fact:
+      inv_has_diff: true
+    when:
+      - existing_inv.stat.exists
+      - existing_inv_contents is defined
+      - existing_inv_contents != (claim_content | from_yaml)
+
   - name: "Write inventory to file"
     copy:
       content: "{{ claim_content | to_nice_yaml(indent=2) }}"
@@ -86,4 +110,6 @@
   - name: "Create ResourceClaim"
     copy:
       content: "{{ lookup('template', inventory_dir + '/../files/templates/resourceclaim.yaml.j2') }}"
-      dest: "{{ directory }}/ocp-init/id-mgmt.yaml"
+      dest: "{{ directory }}/ocp-init/id-mgmt-{{ inv_ts | trim }}.yaml"
+    when:
+      - (inv_has_diff is defined and inv_has_diff is true) or not existing_inv.stat.exists

templates/resourceclaim.yaml.j2

@@ -4,7 +4,7 @@
 apiVersion: poolboy.gpte.redhat.com/v1
 kind: ResourceClaim
 metadata:
-  name: {{ governor_name }}-{{ project_id }}{% if (generate_name | default(false)) %}-{{ (999 | random | to_uuid) }}{% endif %}
+  name: {{ governor_name }}-{{ project_id }}{% if inv_ts is defined %}-{{ inv_ts | trim }}{% endif %}
 spec:
   resources:
   - template: