Refactor to allow both explicit position and append

iptables/_rule.sls

+iptables_{{ chain_name }}_{{ rule_name }}:
+  {%- if rule.position is defined %}
+  iptables.insert:
+  - position: {{ rule.position }}
+  {%- else %}
+  iptables.append:
+  {%- if loop.index != 1 %}
+  - require:
+    - iptables: iptables_{{ chain_name }}_{{ loop.index - 1 }}
+  {%- endif %}
+  {%- endif %}
+  - table: {{ rule.get('table', 'filter') }}
+  - chain: {{ chain_name }}
+  {%- if rule.jump is defined %}
+  - jump: {{ rule.jump }}
+  {%- endif %}
+  {%- if rule.match is defined %}
+  - match: {{ rule.match }}
+  {%- endif %}
+  {%- if rule.connection_state is defined %}
+  - connstate: {{ rule.connection_state }}
+  {%- endif %}
+  {%- if rule.protocol is defined %}
+  - proto: {{ rule.protocol }}
+  {%- endif %}
+  {%- if rule.destination_port is defined %}
+  - dport: {{ rule.destination_port }}
+  {%- endif %}
+  {%- if rule.source_port is defined %}
+  - sport: {{ rule.source_port }}
+  {%- endif %}
+  {%- if rule.in_interface is defined %}
+  - in-interface: {{ rule.in_interface }}
+  {%- endif %}
+  {%- if rule.out_interface is defined %}
+  - out-interface: {{ rule.out_interface }}
+  {%- endif %}
+  {%- if rule.to_destination is defined %}
+  - to-destination: {{ rule.to_destination }}
+  {%- endif %}
+  {%- if rule.to_source is defined %}
+  - to-source: {{ rule.to_source }}
+  {%- endif %}
+  {%-  if rule.source_network is defined %}
+  - source: {{ rule.source_network }}
+  {%- endif %}
+  {%-  if rule.destination_network is defined %}
+  - destination: {{ rule.destination_network }}
+  {%- endif %}
+  {%- if chain.policy is defined %}
+  - require_in:
+    - iptables: iptables_{{ chain_name }}_policy
+  {%- endif %}
+  - save: True

iptables/rules.sls

     - table: filter
 {%- endif %}
 
-{%- for rule_name, rule in chain.get('rule', {}).iteritems() %}
-
-iptables_{{ chain_name }}_{{ rule_name }}:
-  {%- if rule.position is defined %}
-  iptables.insert:
-  - position: {{ rule.position }}
-  {%- else %}
-  iptables.append:
-  {%- endif %}
-  {%- if rule.table is defined %}
-  - table: {{ rule.table }}
-  {%- endif %}
-  - chain: {{ chain_name }}
-  {%- if rule.jump is defined %}
-  - jump: {{ rule.jump }}
-  {%- endif %}
-  {%- if rule.match is defined %}
-  - match: {{ rule.match }}
-  {%- endif %}
-  {%- if rule.connection_state is defined %}
-  - connstate: {{ rule.connection_state }}
-  {%- endif %}
-  {%- if rule.protocol is defined %}
-  - proto: {{ rule.protocol }}
-  {%- endif %}
-  {%- if rule.destination_port is defined %}
-  - dport: {{ rule.destination_port }}
-  {%- endif %}
-  {%- if rule.source_port is defined %}
-  - sport: {{ rule.source_port }}
-  {%- endif %}
-  {%- if rule.in_interface is defined %}
-  - in-interface: {{ rule.in_interface }}
-  {%- endif %}
-  {%- if rule.out_interface is defined %}
-  - out-interface: {{ rule.out_interface }}
-  {%- endif %}
-  {%- if rule.to_destination is defined %}
-  - to-destination: {{ rule.to_destination }}
-  {%- endif %}
-  {%- if rule.to_source is defined %}
-  - to-source: {{ rule.to_source }}
-  {%- endif %}
-  {%-  if rule.source_network is defined %}
-  - source: {{ rule.source_network }}
-  {%- endif %}
-  {%-  if rule.destination_network is defined %}
-  - destination: {{ rule.destination_network }}
-  {%- endif %}
-  {%- if chain.policy is defined %}
-  - require_in:
-    - iptables: iptables_{{ chain_name }}_policy:
-  {%- endif %}
-  - save: True
+{%- for rule in chain.get('rules', []) %}
+{%- set rule_name = loop.index %}
+{% include "iptables/_rule.sls" %}
+{%- endfor %}
 
+{%- for rule_name, rule in chain.get('rule', {}).iteritems() %}
+{% include "iptables/_rule.sls" %}
 {%- endfor %}
 
 {%- endfor %}