DCD-386: Rework product_startup to support more systemd params and add tests for some corner cases.

roles/product_startup/molecule/synchrony/playbook.yml

@@ -0,0 +1,27 @@
+---
+- name: Converge
+  hosts: all
+  vars:
+    atl_product_user: "confluence"
+    atl_product_family: "confluence"
+    atl_product_edition: "confluence"
+
+    atl_startup_systemd_params:
+      - "EnvironmentFile=/etc/atl"
+      - "EnvironmentFile=/etc/atl.synchrony"
+      - "WorkingDirectory={{ atl_product_installation_current }}/logs/"
+    atl_startup_exec_options: []
+    atl_startup_exec_path: "{{ atl_installation_base }}/bin/start-synchrony"
+    atl_systemd_service_name: "synchrony.service"
+
+    atl_startup_enable: false
+    atl_startup_restart: false
+
+  pre_tasks:
+    - name: Create systemd dir if necessary
+      file:
+        path: '/etc/systemd/system/'
+        state: directory
+    
+  roles:
+    - role: product_startup