[update] jinja brackets so that resulting output on xml files are better

human readable

firewalld/files/service.xml

 <?xml version="1.0" encoding="utf-8"?>
 <service>
-{% if 'short' in service %}<short>{{ service.short }}</short>{% else %}<short>{{ name }}</short>{% endif %}
-{% if 'description' in service %}<description>{{ service.description }}</description>{% endif %}
-{% if 'ports' in service %}
-  {% if 'tcp' in service.ports %}
-    {% for v in service.ports.tcp %}<port port="{{ v }}" protocol="tcp" />{% endfor %}   
-  {% endif %}
-  {% if 'udp' in service.ports %}
-    {% for v in service.ports.udp %}<port port="{{ v }}" protocol="udp" />{% endfor %}
-  {% endif %}
-  {% if 'modules' in service %}
-    {% for v in service.modules %}<module name="{{ v }}" />{% endfor %}
-  {% endif %}
-{% endif %}
-{% if 'destinations' in service %}
-  {% if 'ipv4' in service.destinations %}
-    {% for v in service.destinations.ipv4 %}<destination ipv4="{{ v }}" />{% endfor %}
-  {% endif %}
-  {% if 'ipv6' in service.destinations %}
-    {% for v in service.destinations.ipv6 %}<destination ipv6="{{ v }}" />{% endfor %}
-  {% endif %}
-{% endif %}
+  {%- if 'short' in service %}<short>{{ service.short }}</short>{%- else %}<short>{{ name }}</short>{%- endif %}
+  {%- if 'description' in service %}<description>{{ service.description }}</description>{%- endif %}
+{%- if 'ports' in service %}
+{%- if 'tcp' in service.ports %}
+  {%- for v in service.ports.tcp %}
+  <port port="{{ v }}" protocol="tcp" />
+  {%- endfor %}   
+{%- endif %}
+{%- if 'udp' in service.ports %}
+  {%- for v in service.ports.udp %}
+  <port port="{{ v }}" protocol="udp" />
+  {%- endfor %}
+{%- endif %}
+{%- if 'modules' in service %}
+  {%- for v in service.modules %}
+  <module name="{{ v }}" />
+  {%- endfor %}
+{%- endif %}
+{%- endif %}
+{%- if 'destinations' in service %}
+  {%- if 'ipv4' in service.destinations %}
+    {%- for v in service.destinations.ipv4 %}
+  <destination ipv4="{{ v }}" />
+    {%- endfor %}
+  {%- endif %}
+  {%- if 'ipv6' in service.destinations %}
+    {%- for v in service.destinations.ipv6 %}
+  <destination ipv6="{{ v }}" />
+    %- endfor %}
+  {%- endif %}
+{%- endif %}
 </service>

firewalld/files/zone.xml

 <?xml version="1.0" encoding="utf-8"?>
-<zone{% if 'target' in zone %} target="{{ zone.target }}"{% endif %}>
-{% if 'short' in zone %}<short>{{ zone.short }}</short>{% else %}<short>{{ name }}</short>{% endif %}
-{% if 'description' in zone %}<description>{{ zone.description }}</description>{% endif %}
+<zone{%- if 'target' in zone %} target="{{ zone.target }}"{%- endif %}>
+  {% if 'short' in zone %}<short>{{ zone.short }}</short>{% else %}<short>{{ name }}</short>{% endif %}
+  {% if 'description' in zone %}<description>{{ zone.description }}</description>{% endif %}
 
-{% if 'interfaces' in zone %}
-  {% for v in zone.interfaces %}<interface name="{{ v }}" />{% endfor %}
-{% endif %}
-{% if 'sources' in zone %}
-  {% for v in zone.sources %}<source address="{{ v }}" />{% endfor %}
-{% endif %}
-{% if 'services' in zone %}
-  {% for v in zone.services %}<service name="{{ v }}" />{% endfor %}
-{% endif %}
-{% if 'ports' in zone %}
-  {% for v in zone.ports %}
-    {% if 'comment' in v %}
-    <!-- {{ v.comment }} -->
-    {% endif %}
-    <port port="{{ v.port }}" protocol="{{ v.protocol }}"/>
-  {% endfor %}
-{% endif %}
-{% if 'icmp_blocks' in zone %}
-  {% for v in zone.icmp_blocks %}<icmp-block name="{{ v }}" />{% endfor %}
-{% endif %}
-{% if 'masquerade' in zone %}{% if zone.masquerade %}<masquerade/>{% endif %}{% endif %}
-{% if 'forward_ports' in zone %}
-  {% for v in zone.forward_ports %}
-    {% if 'comment' in v %}
-    <!-- {{ v.comment }} -->
-    {% endif %}
-    <forward-port port="{{ v.portid }}" protocol="{{ v.protocol }}"{% if 'to_port' in v %} to-port="{{ v.to_port }}"{% endif %}{% if 'to_addr' in v %} to-addr="{{ v.to_addr }}"{% endif %} />
-  {% endfor %}
-{% endif %}
+{%- if 'interfaces' in zone %}
+  {%- for v in zone.interfaces %}
+  <interface name="{{ v }}" />
+  {%- endfor %}
+{%- endif %}
+{%- if 'sources' in zone %}
+  {%- for v in zone.sources %}
+  <source address="{{ v }}" />
+  {%- endfor %}
+{%- endif %}
+{%- if 'services' in zone %}
+  {%- for v in zone.services %}
+  <service name="{{ v }}" />
+  {%- endfor %}
+{%- endif %}
+{%- if 'ports' in zone %}
+  {%- for v in zone.ports %}
+    {%- if 'comment' in v %}
+  <!-- {{ v.comment }} -->
+    {%- endif %}
+  <port port="{{ v.port }}" protocol="{{ v.protocol }}"/>
+  {%- endfor %}
+{%- endif %}
+{%- if 'icmp_blocks' in zone %}
+  {%- for v in zone.icmp_blocks %}
+  <icmp-block name="{{ v }}" />
+  {%- endfor %}
+{%- endif %}
+{%- if 'masquerade' in zone %}
+  {%- if zone.masquerade %}
+  <masquerade/>
+  {%- endif %}
+{%- endif %}
+{%- if 'forward_ports' in zone %}
+  {%- for v in zone.forward_ports %}
+    {%- if 'comment' in v %}
+  <!-- {{ v.comment }} -->
+    {%- endif %}
+  <forward-port port="{{ v.portid }}" protocol="{{ v.protocol }}"{%- if 'to_port' in v %} to-port="{{ v.to_port }}"{%- endif %}{%- if 'to_addr' in v %} to-addr="{{ v.to_addr }}"{%- endif %} />
+  {%- endfor %}
+{%- endif %}
 
-{% if 'rich_rules' in zone %}
-  {% for rule in zone.rich_rules %}
-    {% if 'family' in rule %}
-    <rule family="{{ rule.family }}">
-    {% else %}
-    <rule>
-    {% endif %}    
-    {% if 'source' in rule %}
-    <source address="{{ rule.source.address }}" {% if 'invert' in rule.source %}invert="{{ rule.source.invert }}"{% endif %}/>
-    {% endif %}    
-    {% if 'destination' in rule %}
-    <destination address="{{ rule.destination.address }}" {% if 'invert' in rule.destination %}invert="{{ rule.destination.invert }}"{% endif %}/>
-    {% endif %}    
-    {% if 'service' in rule %}
+{%- if 'rich_rules' in zone %}
+  {%- for rule in zone.rich_rules %}
+  {%- if 'family' in rule %}
+  <rule family="{{ rule.family }}">
+  {%- else %}
+  <rule>
+  {%- endif %}    
+  {%- if 'source' in rule %}
+    <source address="{{ rule.source.address }}" {%- if 'invert' in rule.source %}invert="{{ rule.source.invert }}"{%- endif %}/>
+  {%- endif %}    
+  {%- if 'destination' in rule %}
+    <destination address="{{ rule.destination.address }}" {%- if 'invert' in rule.destination %}invert="{{ rule.destination.invert }}"{%- endif %}/>
+  {%- endif %}    
+  {%- if 'service' in rule %}
     <destination name="{{ rule.service }}"/>
-    {% endif %}    
-    {% if 'port' in rule %}
+  {%- endif %}    
+  {%- if 'port' in rule %}
     <port port="{{ rule.port.portid }}" protocol="{{ rule.port.protocol }}"/>
-    {% endif %}    
-    {% if 'protocol' in rule %}
+  {%- endif %}    
+  {%- if 'protocol' in rule %}
     <protocol value="{{ rule.protocol }}"/>
-    {% endif %}    
-    {% if 'icmp_block' in rule %}
+  {%- endif %}    
+  {%- if 'icmp_block' in rule %}
     <icmp_block name="{{ rule.icmp_block }}"/>
-    {% endif %}    
-    {% if 'masquerade' in rule %}
-      {% if rule.masquerade %}<masquerade/>{% endif %}
-    {% endif %}    
-    {% if 'forward_port' in rule %}
-      {% if 'comment' in rule.forward_port %}
-        <!-- {{ rule.forward_port.comment }} -->
-      {% endif %}
-      <forward-port port="{{ rule.forward_port.portid }}" protocol="{{ rule.forward_port.protocol }}"{% if 'to_port' in rule.forward_port %} to-port="{{ rule.forward_port.to_port }}"{% endif %}{% if 'to_addr' in rule.forward_port %} to-addr="{{ rule.forward_port.to_addr }}"{% endif %} />
-    {% endif %}    
-    {% if 'log' in rule %}
-    <log{% if 'prefix' in rule.log %} prefix="{{ rule.log.prefix }}"{% endif %}{% if 'level' in rule.log %} level="{{ rule.log.level }}"{% endif %}>
-      {% if 'limit' in rule.log %}
+  {%- endif %}    
+  {%- if 'masquerade' in rule %}
+    {%- if rule.masquerade %}<masquerade/>{%- endif %}
+  {%- endif %}    
+  {%- if 'forward_port' in rule %}
+    {%- if 'comment' in rule.forward_port %}
+      <!-- {{ rule.forward_port.comment }} -->
+    {%- endif %}
+    <forward-port port="{{ rule.forward_port.portid }}" protocol="{{ rule.forward_port.protocol }}"{%- if 'to_port' in rule.forward_port %} to-port="{{ rule.forward_port.to_port }}"{%- endif %}{%- if 'to_addr' in rule.forward_port %} to-addr="{{ rule.forward_port.to_addr }}"{%- endif %} />
+  {%- endif %}    
+  {%- if 'log' in rule %}
+    <log{%- if 'prefix' in rule.log %} prefix="{{ rule.log.prefix }}"{%- endif %}{%- if 'level' in rule.log %} level="{{ rule.log.level }}"{%- endif %}>
+    {%- if 'limit' in rule.log %}
       <limit value="{{ rule.log.limit }}"/>
-      {% endif %}
+    {%- endif %}
     </log>
-    {% endif %}    
-    {% if 'audit' in rule %}
-    <audit>{% if 'limit' in rule.audit %} <limit value="{{ rule.audit.limit }}"/>{% endif %}</audit>
-    {% endif %}    
-    {% if 'accept' in rule %}
-      <accept/>
-    {% endif %}    
-    {% if 'reject' in rule %}
-      <reject{% if 'type' in rule.reject %} type="{{ rule.reject.type }}"{% endif %}/>
-    {% endif %}    
-    {% if 'drop' in rule %}
-      <drop/>
-    {% endif %}    
-    </rule>
-  {% endfor %}
-{% endif %}
-
+  {%- endif %}    
+  {%- if 'audit' in rule %}
+    <audit>{%- if 'limit' in rule.audit %} <limit value="{{ rule.audit.limit }}"/>{%- endif %}</audit>
+  {%- endif %}    
+  {%- if 'accept' in rule %}
+    <accept/>
+  {%- endif %}    
+  {%- if 'reject' in rule %}
+    <reject{%- if 'type' in rule.reject %} type="{{ rule.reject.type }}"{%- endif %}/>
+  {%- endif %}    
+  {%- if 'drop' in rule %}
+    <drop/>
+  {%- endif %}    
+  </rule>
+  {%- endfor %}
+{%- endif %}
 </zone>
-
-
-