invert calibre-installer.py logic

roles/calibre/tasks/main.yml

@@ -7,7 +7,7 @@
     force: yes
     backup: yes
   register: calibre_download_output
-  when: internet_available
+  when: internet_available and is_redhat
 
 # ALWAYS DEFINED, DESPITE get_url DOCUMENTATION CLAIM...
 # - debug:
@@ -28,17 +28,19 @@
   stat:
     path: "{{ downloads_dir }}/calibre-installer.py"
   register: calib_inst
+  when: is_redhat
 
 - name: Check if calibre-uninstall exists in /usr/bin
   stat:
     path: "/usr/bin/calibre-uninstall"
   register: calib_uninst
+  when: is_redhat
 
-- name: FAIL (force Ansible to exit) IF /opt/iiab/downloads/calibre-installer.py doesn't exist OR needed Internet connection is missing
+#- name: FAIL (force Ansible to exit) IF /opt/iiab/downloads/calibre-installer.py doesn't exist OR needed Internet connection is missing
 # meta: end_play
-  fail:
-    msg: "{{ downloads_dir }}/calibre-installer.py and an Internet connection are REQUIRED in order to install Calibre!"
-  when: (not calib_inst.stat.exists) or (not internet_available and not calib_uninst.stat.exists)
+#  fail:
+#    msg: "{{ downloads_dir }}/calibre-installer.py and an Internet connection are REQUIRED in order to install Calibre!"
+#  when: (not calib_inst.stat.exists) or (not internet_available and not calib_uninst.stat.exists)
 
 # INSTALL THE LATEST CALIBRE (calibre-server etc) ON ALL OS'S - RUNS IF /usr/bin/calibre-uninstall DOES NOT ALEADY EXIST
 
@@ -46,15 +48,14 @@
   shell: "{{ downloads_dir }}/calibre-installer.py >> /dev/null"
   args:
     creates: /usr/bin/calibre-uninstall
-  when: internet_available
+  when: internet_available and is_redhat
 
-# - name: Install Calibre (OS's other than CentOS)
-# # the fedora rpm arm version, though older, takes care of dependencies, and exists
-#   package: name={{ item }}
-#            state=present
-#   with_items:
-#     - calibre
-#   when: calibre_install and ansible_distribution != 'CentOS'
+- name: Install Calibre (OS's other than CentOS)
+  package: name={{ item }}
+           state=present
+  with_items:
+    - calibre
+  when: calibre_install and ansible_distribution != 'CentOS'
 
 - name: Create calibre-serve.service and calibre.conf
   template:
@@ -88,7 +89,7 @@
   file:
     path: "{{ calibre_dbpath }}"
     state: directory
-    mode: 0755
+    mode: 0666
 
 - name: Check if sample book exists in /opt/iiab/downloads
   stat: