update..

roles/common/tasks/nis-install-client.yml

@@ -74,6 +74,15 @@
     - nis-install
     - nis-install-client
 
+- name: (nis-install-client.yml) Adjust file /etc/default/nis - set 'YPBINDARGS' (client)
+  replace:
+    path: /etc/default/nis
+    regexp: '^YPBINDARGS=.*'
+    replace: 'YPBINDARGS='
+  tags:
+    - nis-install
+    - nis-install-client
+
 
 # ---
 # /etc/{passwd,group,shadow}

roles/common/templates/lib/systemd/system/x11vnc-gdm3.service.j2

@@ -0,0 +1,11 @@
+# {{ ansible_managed }}
+[Unit]
+Description=Start x11vnc at startup.
+After=multi-user.target
+
+[Service]
+Type=simple
+ExecStart=/usr/bin/x11vnc -loop -forever -bg -rfbport 5900 -xkb -noxrecord -noxfixes -noxdamage -shared -norc -auth /run/user/{{ grp_id_gdm.stdout }}/gdm/Xauthority -rfbauth /etc/x11vnc.pass
+
+[Install]
+WantedBy=multi-user.target

roles/common/templates/lib/systemd/system/x11vnc.service.j2

@@ -0,0 +1,11 @@
+# {{ ansible_managed }}
+[Unit]
+Description=Start x11vnc at startup.
+After=multi-user.target
+
+[Service]
+Type=simple
+ExecStart=/usr/bin/x11vnc -auth guess -forever -loop -noxdamage -repeat -rfbauth /etc/x11vnc.pass -rfbport 5900 -shared
+
+[Install]
+WantedBy=multi-user.target