31 lines
904 B
Text
31 lines
904 B
Text
<% require 'ipaddr' -%>
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*filter
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:INPUT ACCEPT [0:0]
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:FORWARD ACCEPT [0:0]
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:OUTPUT ACCEPT [0:0]
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-A INPUT -i lo -j ACCEPT
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-A INPUT -m ipv6header --header ah -j ACCEPT
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-A INPUT -m ipv6header --header esp -j ACCEPT
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<% if @ip6states >= 0 -%>
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-A INPUT -m state --state ESTABLISHED,RELATED -j ACCEPT
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<% else -%>
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-A INPUT -m tcp -p tcp ! --syn -j ACCEPT
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-A INPUT -m udp -p udp --dport 32768:61000 -j ACCEPT
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<% end -%>
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<%
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@firewall_rules.each do |rule|
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rule = /(tcp|udp)\/([\d:]+)( .+)?/.match(rule)
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if not rule[3] or IPAddr.new(rule[3].strip()).ipv6?
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-%>
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-A INPUT -m <%= rule[1] %> -p <%= rule[1] %><% if rule[3] %> -s<%= rule[3] %><% end %> --dport <%= rule[2] %> -j ACCEPT
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<%
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end
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end
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@firewall_custom.each do |rule|
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-%>
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<%= rule %>
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<% end -%>
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-A INPUT -p ipv6-icmp -j ACCEPT
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-A INPUT -j REJECT --reject-with icmp6-adm-prohibited
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-A FORWARD -j REJECT --reject-with icmp6-adm-prohibited
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COMMIT
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