Major cleanup of roles/openvpn, openvpn_handle SSOT

test.yml

@@ -21,6 +21,7 @@
 
   - debug:
       msg: "{{ 'changeme' | password_hash('sha512') }}"
+      # msg: "{{ 'changeme' | password_hash('yescrypt') }}"    # crypt.crypt STILL doesn't support 'yescrypt' algorithm ?
 
   #- pause:
 
@@ -32,4 +33,26 @@
     debug:
       msg: "'\"'"    # FAILS: "'""'"
 
+  - name: a shows "VARIABLE IS NOT DEFINED!" -- whereas b (w/o whitespace) AND c (with space) AND d (with tab) show null (without quotes!) -- whereas d (singlequotes) and e (doublequotes) show "" empty string
+    set_fact:
+      #a:
+      b:
+      c: # Space
+      d:	# Tab
+      e: ''
+      f: ""
+
+  - debug:
+      var: a
+  - debug:
+      var: b
+  - debug:
+      var: c
+  - debug:
+      var: d
+  - debug:
+      var: e
+  - debug:
+      var: f
+
   # TEST ANSIBLE COMMANDS/MODULES HERE!