1 files changed, 34 insertions, 0 deletions

diff --git a/meta/recipes-connectivity/wireless-tools/wireless-tools/zzz-wireless.if-pre-up b/meta/recipes-connectivity/wireless-tools/wireless-tools/zzz-wireless.if-pre-up
new file mode 100644
index 0000000000..4c8e95bf2a
--- /dev/null
+++ b/meta/recipes-connectivity/wireless-tools/wireless-tools/zzz-wireless.if-pre-up
@@ -0,0 +1,34 @@
+#!/bin/sh
+#
+# /etc/network/if-pre-up.d/zzz-wireless
+# by Stefan Tomanek (stefan@pico.ruhr.de)
+
+
+IWCONFIG=/sbin/iwconfig
+IFCONFIG=/sbin/ifconfig
+GREP=/bin/grep
+LOGGER=/usr/bin/logger
+SLEEP=/bin/sleep
+
+# How long do we wait for association?
+RETRIES=15
+SLEEPTIME=1
+
+# Only sleep if we use DHCP (add others methods seperated by spaces)
+ONLY_FOR="static dhcp"
+
+if [ -z "$IF_WIRELESS_TYPE" ] && echo "$ONLY_FOR" | grep -q "$METHOD" ; then
+        $IFCONFIG $IFACE up
+        $LOGGER Checking for WLAN association...
+        while ( [ $RETRIES -gt 0 ] && ($IWCONFIG "$IFACE" | $GREP -q "Access Point: Not-Associated") ); do
+                $LOGGER No association yet, $RETRIES retries until timeout
+                RETRIES=$(($RETRIES-1))
+                $SLEEP $SLEEPTIME
+        done
+        
+        if [ $RETRIES -eq 0 ]; then
+                $LOGGER Timeout waiting for association, continuing anyway...
+        else
+                $LOGGER Found association!
+        fi
+fi