Checking for all file dependencies so tasks can be re-run

roles/proxy/tasks/main.yml

@@ -13,16 +13,29 @@
 - name: Create haproxy config file
   template: src=../roles/proxy/templates/haproxy.cfg.j2 dest=/etc/haproxy/haproxy.cfg
 
+- name: Does does haproxy init exist
+  stat: path=/default/haproxy
+  register: haproxy_init
+  ignore_errors: yes
+  
 - name: Enable init script
   replace: dest='/etc/default/haproxy' 
          regexp='ENABLED=0'
          replace='ENABLED=1'
+  when: haproxy_init|failed
+
+- name: ssl key exits
+  stat: path=/root/server.pem
+  register: ssl
+  ignore_errors: yes
 
 - name: Generate self signed key
   shell: openssl req -new -newkey rsa:4096 -sha256 -subj '/CN=home/O=home LTD./C=US' -x509 -nodes -keyout /root/server.key -out /root/server.crt
+  when: ssl|failed
 
 - name: Create pem file
   shell: cat /root/server.crt /root/server.key > /root/server.pem
+  when: ssl|failed
 
 - name: Restart haproxy
   service: name=haproxy state=restarted