Linux demo updates bblasco podman (#47)

* Switched from using podman volumes to file path (issue #36)

* Improved readability of output

* Added a sensible default message for web server (Issue #36)

Co-authored-by: Benjamin Blasco <bblasco@redhat.com>

linux/podman.yml

@@ -1,6 +1,7 @@
 ---
 - name: Podman
   hosts: "{{ HOSTS }}"
+
   vars:
     volume_path: podman
     message: undef
@@ -28,7 +29,7 @@
       image: docker.io/httpd
       state: started
       volume:
-        - "{{ volume_path }}:/usr/local/apache2/htdocs"
+        - "./{{ volume_path }}/:/usr/local/apache2/htdocs:z"
       ports:
         - "8080:80"
 
@@ -47,5 +48,7 @@
   - name: Output
     ansible.builtin.debug:
       msg: 
+        - "Output of podman ps command:"
         - "{{ podman_output.stdout_lines }}"
-        - "{{ web_output.content }}"
+        - "Contents of web page:"
+        - "{{ web_output.content }}"

linux/setup.yml

@@ -267,6 +267,7 @@ controller_templates:
           type: textarea
           variable: message
           required: true
+          default: "This is Apache webserver running in a container with podman"
 
   - name: "LINUX / System Roles"
     job_type: run