Add ability to disable auth required for download

defaults/main.yml

@@ -41,3 +41,5 @@ cmk_fresh_install: false
 cmk_force_install: false
 
 cmk_host_ip: "{{ ansible_host }}"
+
+cmk_dl_needs_auth: true

tasks/RedHat.yml

@@ -54,7 +54,14 @@
         url: "{{ cmk_rpm_agent }}{{ cmk_auth }}"
         dest: /tmp/check-mk-agent.rpm
         validate_certs: false
-      when: not cmkrpm.stat.exists
+      when: not cmkrpm.stat.exists and cmk_dl_needs_auth|bool
+
+    - name: Download the agent from Server
+      get_url:
+        url: "{{ cmk_rpm_agent }}"
+        dest: /tmp/check-mk-agent.rpm
+        validate_certs: false
+      when: not cmkrpm.stat.exists and not cmk_dl_needs_auth|bool
         
     - name: Ensure check_mk_agent installed
       command: /usr/bin/yum install --nogpgcheck -y /tmp/check-mk-agent.rpm