add screen and introduce changed_when

roles/admin/screen/tasks/main.yml

@@ -0,0 +1,5 @@
+
+- name: install screen
+  yum: name=screen state=latest
+  tags: screen
+

roles/admin/stop_all_peering/tasks/main.yml

@@ -1,5 +1,8 @@
 
 - name: stop all peering
   shell: pkill -f "murder_client.py peer"
+  register: result
+  failed_when: result.rc not in [0, 1]
+  changed_when: result.rc not in [0, 1]
   tags: stop_all_peering
 

roles/admin/stop_all_seeding/tasks/main.yml

@@ -1,5 +1,8 @@
 
 - name: stop all seeding
   shell: pkill -f "SCREEN.*seeder-"
+  register: result
+  failed_when: result.rc not in [0, 1]
+  changed_when: result.rc not in [0, 1]
   tags: stop_all_seeding
 

roles/admin/stop_tracker/tasks/main.yml

@@ -1,5 +1,8 @@
 
 - name: stop tracker
   shell: pkill -f 'SCREEN.*murder_tracker.py'
+  register: result
+  failed_when: result.rc not in [0, 1]
+  changed_when: result.rc not in [0, 1]
   tags: stop_tracker
 

roles/murder/stop_seeding/tasks/main.yml

@@ -1,4 +1,7 @@
 
 - name: stop seeding
   shell: pkill -f "SCREEN.*seeder-{{ tag }}"
+  register: result
+  failed_when: result.rc not in [0, 1]
+  changed_when: result.rc not in [0, 1]
   tags: stop_seeding

setup.yml

@@ -1,3 +1,4 @@
+
 - name: get distribute_files
   hosts: ansible_host
   roles:
@@ -8,7 +9,15 @@
    - tracker
    - seeder
    - peer
-  #sudo: yes
+  sudo: yes
   roles:
     - admin/distribute_files
 
+- name: install screen
+  hosts: 
+   - tracker
+   - seeder
+  sudo: yes
+  roles:
+    - admin/screen
+

site.yml

@@ -1,5 +1,5 @@
 ---
-- distribute_files.yml
+- setup.yml
 - create_torrent.yml
 - deploy.yml
 - stop_seeder_and_tracker.yml