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author | Jo-Philipp Wich <jow@openwrt.org> | 2011-07-06 22:10:46 +0000 |
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committer | Jo-Philipp Wich <jow@openwrt.org> | 2011-07-06 22:10:46 +0000 |
commit | aa43abb8d10f5cb52d1607415cf2be30f888a19c (patch) | |
tree | 22098d734b0cafb0f81d3adad388be91ad93f5dd /package/firewall/files/lib/core_rule.sh | |
parent | 31aac3c47e6ef76b97281a75c29fe46ddfa39d32 (diff) | |
download | master-187ad058-aa43abb8d10f5cb52d1607415cf2be30f888a19c.tar.gz master-187ad058-aa43abb8d10f5cb52d1607415cf2be30f888a19c.tar.bz2 master-187ad058-aa43abb8d10f5cb52d1607415cf2be30f888a19c.zip |
[package] firewall:
- solve scoping issues when multiple values are used, thanks Daniel Dickinson
- ignore src_port/dest_port for proto icmp rules, ignore icmp_type for non-icmp rules
- properly handle icmp when proto is given in numerical form (1, 58)
- support negated icmp types
git-svn-id: svn://svn.openwrt.org/openwrt/trunk@27500 3c298f89-4303-0410-b956-a3cf2f4a3e73
Diffstat (limited to 'package/firewall/files/lib/core_rule.sh')
-rw-r--r-- | package/firewall/files/lib/core_rule.sh | 42 |
1 files changed, 19 insertions, 23 deletions
diff --git a/package/firewall/files/lib/core_rule.sh b/package/firewall/files/lib/core_rule.sh index 55381598b5..0a25fcd953 100644 --- a/package/firewall/files/lib/core_rule.sh +++ b/package/firewall/files/lib/core_rule.sh @@ -65,32 +65,28 @@ fw_load_rule() { 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}" - local rule_src_port_copy - local rule_dest_port_copy - [ "$rule_proto" == "tcpudp" ] && rule_proto="tcp udp" - rule_src_port_copy="$rule_src_port" - rule_dest_port_copy="$rule_dest_port" - for rule_proto in $rule_proto; do - rule_src_port="$rule_src_port_copy" - rule_dest_port="$rule_dest_port_copy" - fw_get_negation rule_proto '-p' "$rule_proto" - for rule_src_port in ${rule_src_port:-""}; do - fw_get_port_range rule_src_port $rule_src_port - fw_get_negation rule_src_port '--sport' "$rule_src_port" - for rule_dest_port in ${rule_dest_port:-""}; do - fw_get_port_range rule_dest_port $rule_dest_port - fw_get_negation rule_dest_port '--dport' "$rule_dest_port" - for rule_src_mac in ${rule_src_mac:-""}; do - fw_get_negation rule_src_mac '--mac-source' "$rule_src_mac" - for rule_icmp_type in ${rule_icmp_type:-""}; do - [ "$rule_proto" = "-p icmp" ] || rule_icmp_type="" + local pr; for pr in $rule_proto; do + fw_get_negation pr '-p' "$pr" + local sp; for sp in ${rule_src_port:-""}; do + fw_get_port_range sp $sp + fw_get_negation sp '--sport' "$sp" + local dp; for dp in ${rule_dest_port:-""}; do + fw_get_port_range dp $dp + fw_get_negation dp '--dport' "$dp" + local sm; for sm in ${rule_src_mac:-""}; do + fw_get_negation sm '--mac-source' "$sm" + local it; for it in ${rule_icmp_type:-""}; do + fw_get_negation it '--icmp-type' "$it" + case "$pr" in + *" icmp"|*" icmpv6"|*" 1"|*" 58") sp=""; dp="" ;; + *) it="" ;; + esac fw add $mode $table $chain $target + \ { $rule_src_ip $rule_dest_ip } { \ - $src_spec $dest_spec $rule_proto \ - $rule_src_port $rule_dest_port \ - ${rule_src_mac:+-m mac $rule_src_mac} \ - ${rule_icmp_type:+--icmp-type $rule_icmp_type} \ + $src_spec $dest_spec \ + $pr $sp $dp $it \ + ${sm:+-m mac $sm} \ ${rule_limit:+-m limit --limit $rule_limit \ ${rule_limit_burst:+--limit-burst $rule_limit_burst}} \ $rule_extra \ |