[PATCH 1/2] fff-config: Provide options to permanently disable WiFi devices
Adrian Schmutzler
freifunk at adrianschmutzler.de
So Nov 19 18:52:43 CET 2017
By specifying wifi.disable24ghz, wifi.disable5ghz or
wifi.disablewifi in /etc/config/fff, one can permanently
(upgrade-safe) disable WiFi devices (e.g. 5 GHz on C25).
Signed-off-by: Adrian Schmutzler <freifunk at adrianschmutzler.de>
Tested-by: Adrian Schmutzler <freifunk at adrianschmutzler.de>
---
src/packages/fff/fff-config/Makefile | 2 +-
.../files/etc/uci-defaults/98-configure-fff | 21 +++++++++++++++++++++
.../fff-wireless/files/lib/functions/fff/wireless | 22 ++++++++++++++++++++++
3 files changed, 44 insertions(+), 1 deletion(-)
diff --git a/src/packages/fff/fff-config/Makefile b/src/packages/fff/fff-config/Makefile
index fe4f5df..690719a 100644
--- a/src/packages/fff/fff-config/Makefile
+++ b/src/packages/fff/fff-config/Makefile
@@ -1,7 +1,7 @@
include $(TOPDIR)/rules.mk
PKG_NAME:=fff-config
-PKG_VERSION:=1
+PKG_VERSION:=2
PKG_RELEASE:=1
PKG_BUILD_DIR:=$(BUILD_DIR)/$(PKG_NAME)
diff --git a/src/packages/fff/fff-config/files/etc/uci-defaults/98-configure-fff b/src/packages/fff/fff-config/files/etc/uci-defaults/98-configure-fff
index aa6ac42..02d716c 100644
--- a/src/packages/fff/fff-config/files/etc/uci-defaults/98-configure-fff
+++ b/src/packages/fff/fff-config/files/etc/uci-defaults/98-configure-fff
@@ -28,3 +28,24 @@ poe_passthrough=$(uci -q get "fff.poe_passthrough.active")
if [ "$poe_passthrough" = "1" ] && [ -s /usr/lib/fff-support/activate_poe_passthrough.sh ] ; then
/usr/lib/fff-support/activate_poe_passthrough.sh
fi
+
+. /lib/functions/fff/wireless
+
+if [ "$(uci -q get 'fff.wifi.disable24ghz')" = "1" ] ; then
+ radio="$(wifiGetPhy "2")"
+ [ -n "$radio" ] && uci -q set "wireless.${radio}.disabled=1"
+fi
+
+if [ "$(uci -q get 'fff.wifi.disable5ghz')" = "1" ] ; then
+ radio="$(wifiGetPhy "5")"
+ [ -n "$radio" ] && uci -q set "wireless.${radio}.disabled=1"
+fi
+
+if [ "$(uci -q get 'fff.wifi.disablewifi')" = "1" ] ; then
+ for phy in $(iw phy | awk '/^Wiphy/{ print $2 }'); do
+ radio="radio$(echo "$phy" | tr -d -C "0-9")"
+ uci -q set "wireless.${radio}.disabled=1"
+ done
+fi
+
+uci -q commit wireless
diff --git a/src/packages/fff/fff-wireless/files/lib/functions/fff/wireless b/src/packages/fff/fff-wireless/files/lib/functions/fff/wireless
index 5b63397..8288703 100644
--- a/src/packages/fff/fff-wireless/files/lib/functions/fff/wireless
+++ b/src/packages/fff/fff-wireless/files/lib/functions/fff/wireless
@@ -228,4 +228,26 @@ wifiAddMesh() {
echo "${iface}"
return 0
}
+
+wifiGetPhy() {
+ # Returns the wifi-device (radioX) for a given frequency (2 or 5)
+
+ if [ $# -ne "1" ]
+ then
+ return 1
+ fi
+
+ local freq=$1
+ local radio=""
+
+ for phy in $(iw phy | awk '/^Wiphy/{ print $2 }'); do
+ if iw phy "$phy" info | grep -q -m1 "${freq}... MHz"; then
+ radio="radio$(echo "$phy" | tr -d -C "0-9")"
+ fi
+ done
+
+ echo "$radio"
+ return 0 # also returns success if outermost if is false
+}
+
# vim: set noexpandtab:tabstop=4
--
2.7.4
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