From 4478c69b8617e18483326fd896556da1040d43ac Mon Sep 17 00:00:00 2001
From: Felix Fietkau <nbd@openwrt.org>
Date: Fri, 26 Jul 2013 10:02:59 +0000
Subject: [PATCH] authsae: adapt uci scripts to use authsae

This patch modifies the uci scripts to be able to
start meshd-nl80211 for encrypted mesh networks,
therefor a new script (authsae.sh) is inserted.

Signed-off-by: Emanuel Taube <emanuel.taube@gmail.com>
[etienne.champetier@free.fr: just update mac80211.sh path]
Signed-off-by: Etienne CHAMPETIER <etienne.champetier@free.fr>

SVN-Revision: 37554
---
 .../mac80211/files/lib/wifi/mac80211.sh       | 24 ++++++---
 package/network/services/authsae/Makefile     |  2 +
 .../authsae/files/lib/wifi/authsae.sh         | 53 +++++++++++++++++++
 3 files changed, 73 insertions(+), 6 deletions(-)
 create mode 100644 package/network/services/authsae/files/lib/wifi/authsae.sh

diff --git a/package/kernel/mac80211/files/lib/wifi/mac80211.sh b/package/kernel/mac80211/files/lib/wifi/mac80211.sh
index 20f6bfa93c..fb6cd29676 100644
--- a/package/kernel/mac80211/files/lib/wifi/mac80211.sh
+++ b/package/kernel/mac80211/files/lib/wifi/mac80211.sh
@@ -251,7 +251,7 @@ disable_mac80211() (
 	include /lib/network
 	for wdev in $(list_phy_interfaces "$phy"); do
 		[ -f "/var/run/$wdev.pid" ] && kill $(cat /var/run/$wdev.pid) >&/dev/null 2>&1
-		for pid in `pidof wpa_supplicant`; do
+		for pid in `pidof wpa_supplicant meshd-nl80211`; do
 			grep "$wdev" /proc/$pid/cmdline >/dev/null && \
 				kill $pid
 		done
@@ -370,8 +370,13 @@ enable_mac80211() {
 				[ "$apidx" -gt 1 ] || iw phy "$phy" interface add "$ifname" type managed
 			;;
 			mesh)
-				config_get mesh_id "$vif" mesh_id
-				iw phy "$phy" interface add "$ifname" type mp mesh_id "$mesh_id"
+				config_get key "$vif" key ""
+				if [ -n "$key" ]; then
+					iw phy "$phy" interface add "$ifname" type mp
+				else
+					config_get mesh_id "$vif" mesh_id
+					iw phy "$phy" interface add "$ifname" type mp mesh_id "$mesh_id"
+				fi
 			;;
 			monitor)
 				iw phy "$phy" interface add "$ifname" type monitor
@@ -426,9 +431,16 @@ enable_mac80211() {
 	rm -f /var/run/hostapd-$phy.conf
 	for vif in $vifs; do
 		config_get mode "$vif" mode
-		[ "$mode" = "ap" ] || continue
-		mac80211_hostapd_setup_bss "$phy" "$vif"
-		start_hostapd=1
+		case "$mode" in
+			ap)
+				mac80211_hostapd_setup_bss "$phy" "$vif"
+				start_hostapd=1
+			;;
+			mesh)
+				config_get key "$vif" key ""
+				[ -n "$key" ] && authsae_start_interface "$device" "$vif"
+			;;
+		esac
 	done
 
 	[ -n "$start_hostapd" ] && {
diff --git a/package/network/services/authsae/Makefile b/package/network/services/authsae/Makefile
index c804803667..0e181d94c5 100644
--- a/package/network/services/authsae/Makefile
+++ b/package/network/services/authsae/Makefile
@@ -37,6 +37,8 @@ TARGET_CFLAGS += -D_GNU_SOURCE
 define Package/authsae/install
 	$(INSTALL_DIR) $(1)/usr/bin
 	$(INSTALL_BIN) $(PKG_INSTALL_DIR)/usr/bin/* $(1)/usr/bin
+	$(INSTALL_DIR) $(1)/lib/wifi
+	$(INSTALL_DATA) ./files/lib/wifi/authsae.sh $(1)/lib/wifi/
 endef
 
 $(eval $(call BuildPackage,authsae))
diff --git a/package/network/services/authsae/files/lib/wifi/authsae.sh b/package/network/services/authsae/files/lib/wifi/authsae.sh
new file mode 100644
index 0000000000..daa43eb22a
--- /dev/null
+++ b/package/network/services/authsae/files/lib/wifi/authsae.sh
@@ -0,0 +1,53 @@
+authsae_start_interface() {
+	local device="$1" # to use the correct channel
+	local vif="$2"
+	local band
+
+	cfgfile="/var/run/authsae-$vif.cfg"
+	config_get channel "$device" channel
+	config_get hwmode "$device" hwmode
+	config_get htmode "$device" htmode
+	config_get ifname "$vif" ifname
+	config_get key "$vif" key
+	config_get mesh_id "$vif" mesh_id
+	config_get mcast_rate "$vif" mcast_rate "12"
+
+	case "$htmode" in
+		HT20|HT40+|HT40-) htmode="$htmode";;
+		NOHT|none|*) htmode="none";;
+	esac
+
+	case "$hwmode" in
+		*g*) band=11g;;
+		*a*) band=11a;;
+	esac
+
+	cat > "$cfgfile" <<EOF
+authsae:
+{
+ sae:
+  {
+    debug = 0;
+    password = "$key";
+    group = [19, 26, 21, 25, 20];
+    blacklist = 5;
+    thresh = 5;
+    lifetime = 3600;
+  };
+ meshd:
+  {
+    meshid = "$mesh_id";
+    interface = "$ifname";
+    passive = 0;
+    debug = 0;
+    mediaopt = 1;
+    band = "$band";
+    channel = $channel;
+    htmode = "$htmode";
+    mcast-rate = $mcast_rate;
+  };
+};
+EOF
+	ifconfig "$ifname" up
+	meshd-nl80211 -i "$ifname" -s "$mesh_id" -c "$cfgfile" -B
+}
-- 
2.30.2