Improve for updates

handlers/main.yml

 ---
 # file: roles/elastalert/handlers/main.yml
 
-- name: "Add ElastAlert to Boot-List"
-  systemd:
-    name='elastalert'
-    state='started'
-    daemon_reload=yes
-    enabled=yes
-
 - name: "ElastAlert installation"
   shell: '{{ item }}'
   args:
@@ -15,3 +8,15 @@
   with_items:
     - 'python setup.py install'
     - '/usr/local/bin/elastalert-create-index --host "localhost" --port "9200" --no-auth --index "elastalert_status" --old-index ""'
+
+- name: "Add ElastAlert to Boot-List"
+  systemd:
+    name='elastalert'
+    state='started'
+    daemon_reload=yes
+    enabled=yes
+
+- name: "Restart ElastAlert"
+  service:
+    name='elastalert'
+    state='restarted'

tasks/install.yml

@@ -8,19 +8,28 @@
     dest: '/opt/elastalert'
     force: yes
     version: 'master'
+  notify:
+    - "ElastAlert installation"
+    - "Add ElastAlert to Boot-List"
+    - "Restart ElastAlert"
 
 - name: "Install PIP Components"
   pip:
     name='{{ item }}'
-    state='present'
+    state='latest'
   with_items:
     - 'pip'
     - 'setuptools'
     - 'six'
+  notify:
+    - "Restart ElastAlert"
 
 - name: "Install PIP Requirements"
   pip:
     requirements='/opt/elastalert/requirements.txt'
+    state='latest'
+  notify:
+    - "Restart ElastAlert"
 
 - name: "Ensure Rules Directory"
   file:
@@ -29,9 +38,6 @@
     owner='root'
     group='root'
     mode='755'
-  notify:
-    - "ElastAlert installation"
-    - "Add ElastAlert to Boot-List"
 
 - name: "Configuration"
   template:
@@ -40,3 +46,5 @@
     owner='root'
     group='root'
     mode='644'
+  notify:
+    - "Restart ElastAlert"