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- # Copyright (C) 2009-2010 OpenWrt.org
- fw_config_get_rule() {
- [ "${rule_NAME}" != "$1" ] || return
- fw_config_get_section "$1" rule { \
- string _name "$1" \
- string name "" \
- string src "" \
- ipaddr src_ip "" \
- string src_mac "" \
- string src_port "" \
- string dest "" \
- ipaddr dest_ip "" \
- string dest_port "" \
- string icmp_type "" \
- string proto "tcpudp" \
- string target "" \
- string family "" \
- } || return
- [ -n "$rule_name" ] || rule_name=$rule__name
- [ "$rule_proto" == "icmp" ] || rule_icmp_type=
- }
- fw_load_rule() {
- fw_config_get_rule "$1"
- [ "$rule_target" != "NOTRACK" ] || [ -n "$rule_src" ] || {
- fw_log error "NOTRACK rule ${rule_name}: needs src, skipping"
- return 0
- }
- fw_callback pre rule
- fw_get_port_range rule_src_port $rule_src_port
- fw_get_port_range rule_dest_port $rule_dest_port
- local table=f
- local chain=input
- local target="${rule_target:-REJECT}"
- if [ "$target" == "NOTRACK" ]; then
- table=r
- chain="zone_${rule_src}_notrack"
- else
- [ -n "$rule_src" ] && chain="zone_${rule_src}${rule_dest:+_forward}"
- [ -n "$rule_dest" ] && target="zone_${rule_dest}_${target}"
- fi
- local mode
- fw_get_family_mode mode ${rule_family:-x} $rule_src I
- local src_spec dest_spec
- fw_get_negation src_spec '-s' "${rule_src_ip:+$rule_src_ip/$rule_src_ip_prefixlen}"
- fw_get_negation dest_spec '-d' "${rule_dest_ip:+$rule_dest_ip/$rule_dest_ip_prefixlen}"
- [ "$rule_proto" == "tcpudp" ] && rule_proto="tcp udp"
- for rule_proto in $rule_proto; do
- local rule_pos
- eval 'rule_pos=$((++FW__RULE_COUNT_'${mode#G}'_'$chain'))'
- fw add $mode $table $chain $target $rule_pos { $rule_src_ip $rule_dest_ip } { \
- $src_spec $dest_spec \
- ${rule_proto:+-p $rule_proto} \
- ${rule_src_port:+--sport $rule_src_port} \
- ${rule_src_mac:+-m mac --mac-source $rule_src_mac} \
- ${rule_dest_port:+--dport $rule_dest_port} \
- ${rule_icmp_type:+--icmp-type $rule_icmp_type} \
- }
- done
- fw_callback post rule
- }
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