--- elwix/config/etc/uboot/wifi_up.sh	2014/01/23 09:24:04	1.1
+++ elwix/config/etc/uboot/wifi_up.sh	2014/09/15 19:06:48	1.2
@@ -0,0 +1,40 @@
+#!/bin/sh
+#
+# WiFi Up/Down control script for elwix :)
+#
+# $Id: wifi_up.sh,v 1.2 2014/09/15 19:06:48 misho Exp $
+
+DOWNSEC=5
+UPSEC=30
+CHKTIMEOUT=15
+PROG="wifi_up"
+
+rup()
+{
+	while [ `ifconfig $1 | awk '($1 == "status:") { printf("%s", $2); }'` = no ]; do
+		logger -t $PROG "`date '+[ %Y-%m-%d %H:%M:%S ]'` Lost connection will be down $1 " \
+			"for $DOWNSEC seconds"
+		ifconfig $1 down
+		[ -x /etc/sysctl.$1 ] && /etc/sysctl.$1
+		sleep $DOWNSEC
+		logger -t $PROG "`date '+[ %Y-%m-%d %H:%M:%S ]'` Up $1 and try to reconnect for " \
+			"$UPSEC seconds timeout"
+		ifconfig $1 up
+		[ -x /etc/sysctl.$1 ] && /etc/sysctl.$1
+		sleep $UPSEC
+	done
+}
+
+# Main ...
+
+if [ -z $1 ]; then
+	echo "Syntax: $0 <interface>"
+	echo
+	exit 1
+fi
+
+echo ">>> elwix - WiFi interface $1 state logger"
+while : ; do
+	rup $1
+	sleep $CHKTIMEOUT
+done