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-rw-r--r--package/firewall/Makefile2
-rw-r--r--package/firewall/files/lib/core.sh6
-rw-r--r--package/firewall/files/lib/core_init.sh16
-rw-r--r--package/firewall/files/lib/core_interface.sh4
4 files changed, 21 insertions, 7 deletions
diff --git a/package/firewall/Makefile b/package/firewall/Makefile
index 57a6e01..f95f73b 100644
--- a/package/firewall/Makefile
+++ b/package/firewall/Makefile
@@ -9,7 +9,7 @@ include $(TOPDIR)/rules.mk
PKG_NAME:=firewall
PKG_VERSION:=2
-PKG_RELEASE:=40
+PKG_RELEASE:=41
include $(INCLUDE_DIR)/package.mk
diff --git a/package/firewall/files/lib/core.sh b/package/firewall/files/lib/core.sh
index c383597..0297518 100644
--- a/package/firewall/files/lib/core.sh
+++ b/package/firewall/files/lib/core.sh
@@ -67,6 +67,12 @@ fw_stop() {
[ -n "$i" ] && env -i ACTION=remove ZONE="$z" \
INTERFACE="$n" DEVICE="$i" /sbin/hotplug-call firewall
done
+
+ config_get i core "${z}_tcpmss"
+ [ "$i" == 1 ] && {
+ fw del i m FORWARD zone_${z}_MSSFIX
+ fw del i m zone_${z}_MSSFIX
+ }
done
fw_clear ACCEPT
diff --git a/package/firewall/files/lib/core_init.sh b/package/firewall/files/lib/core_init.sh
index a0b0958..e93de16 100644
--- a/package/firewall/files/lib/core_init.sh
+++ b/package/firewall/files/lib/core_init.sh
@@ -195,7 +195,6 @@ fw_load_zone() {
fw add $mode f ${chain}_ACCEPT
fw add $mode f ${chain}_DROP
fw add $mode f ${chain}_REJECT
- fw add $mode f ${chain}_MSSFIX
# TODO: Rename to ${chain}_input
fw add $mode f ${chain}
@@ -213,8 +212,11 @@ fw_load_zone() {
fw add $mode r ${chain}_notrack
- [ $zone_mtu_fix == 1 ] && \
- fw add $mode f FORWARD ${chain}_MSSFIX ^
+ [ $zone_mtu_fix == 1 ] && {
+ fw add $mode m ${chain}_MSSFIX
+ fw add $mode m FORWARD ${chain}_MSSFIX ^
+ uci_set_state firewall core ${zone_name}_tcpmss 1
+ }
[ $zone_custom_chains == 1 ] && {
[ $FW_ADD_CUSTOM_CHAINS == 1 ] || \
@@ -235,10 +237,14 @@ fw_load_zone() {
zone_log_limit="$zone_log_limit/minute"
local t
- for t in REJECT DROP MSSFIX; do
+ for t in REJECT DROP; do
fw add $mode f ${chain}_${t} LOG ^ \
- { -m limit --limit $zone_log_limit --log-prefix "$t($zone_name): " }
+ { -m limit --limit $zone_log_limit --log-prefix "$t($zone_name): " }
done
+
+ [ $zone_mtu_fix == 1 ] && \
+ fw add $mode m ${chain}_MSSFIX LOG ^ \
+ { -m limit --limit $zone_log_limit --log-prefix "MSSFIX($zone_name): " }
}
# NB: if MASQUERADING for IPv6 becomes available we'll need a family check here
diff --git a/package/firewall/files/lib/core_interface.sh b/package/firewall/files/lib/core_interface.sh
index 84e07e0..8023e7f 100644
--- a/package/firewall/files/lib/core_interface.sh
+++ b/package/firewall/files/lib/core_interface.sh
@@ -96,7 +96,9 @@ fw_configure_interface() {
fw $action $mode f ${chain}_REJECT reject $ { -o "$ifname" $onet }
fw $action $mode f ${chain}_REJECT reject $ { -i "$ifname" $inet }
- fw $action $mode f ${chain}_MSSFIX TCPMSS $ { -o "$ifname" -p tcp --tcp-flags SYN,RST SYN --clamp-mss-to-pmtu $onet }
+ [ "$(uci_get_state firewall core "${zone}_tcpmss")" == 1 ] && \
+ fw $action $mode m ${chain}_MSSFIX TCPMSS $ \
+ { -o "$ifname" -p tcp --tcp-flags SYN,RST SYN --clamp-mss-to-pmtu $onet }
fw $action $mode f input ${chain} $ { -i "$ifname" $inet }
fw $action $mode f forward ${chain}_forward $ { -i "$ifname" $inet }