Fix failures due to undefined variables

Change-Id: I206ef2f86bd9f4254fafc509355f08389388f89f
diff --git a/nginx/meta/sphinx.yml b/nginx/meta/sphinx.yml
index 72d75ce..20d1056 100644
--- a/nginx/meta/sphinx.yml
+++ b/nginx/meta/sphinx.yml
@@ -13,11 +13,11 @@
           value: {{ server.bind.address }}
       endpoint:
   {%- for site_name, site in server.get('site', {}).iteritems() %}
-  {%- if site.enabled %}
+  {%- if site.get('enabled') %}
         {{ site_name }}_{{ site.type }}:
           name: {{ site_name }}
           type: {{ site.type }}
           address: http{% if site.get('ssl', {}).get('enabled', False) %}s{% endif %}://{{ site.host.name }}:{{ site.host.get('port', '80') }}/
           protocol: http{% if site.get('ssl', {}).get('enabled', False) %}s{% endif %}
   {%- endif %}
-  {%- endfor %}
\ No newline at end of file
+  {%- endfor %}
diff --git a/nginx/server/sites.sls b/nginx/server/sites.sls
index fb35732..5ccf27e 100644
--- a/nginx/server/sites.sls
+++ b/nginx/server/sites.sls
@@ -3,7 +3,7 @@
 {%- set ssl_certificates = {} %}
 
 {%- for site_name, site in server.get('site', {}).iteritems() %}
-{%- if site.enabled %}
+{%- if site.get('enabled') %}
 
 {%- if site.get('ssl', {'enabled': False}).enabled and site.host.name not in ssl_certificates.keys() %}
 {%- set _dummy = ssl_certificates.update({site.host.name: []}) %}