udev: overlay for postgres fix14.08

Fix for  https://bugs.linaro.org/show_bug.cgi?id=336

Change-Id: Ia8f4296a42cd96eb3943648b8ef38e5ecf848008
Signed-off-by: Riku Voipio <riku.voipio@linaro.org>

1 files changed, 54 insertions, 0 deletions

diff --git a/meta-linaro-integration/recipes-overlayed/udev/udev-extraconf/network.sh b/meta-linaro-integration/recipes-overlayed/udev/udev-extraconf/network.sh
new file mode 100644
index 00000000..3ee92714
--- /dev/null
+++ b/meta-linaro-integration/recipes-overlayed/udev/udev-extraconf/network.sh
@@ -0,0 +1,54 @@
+#!/bin/sh
+
+# We get two "add" events for hostap cards due to wifi0
+echo "$INTERFACE" | grep -q wifi && exit 0
+
+# udevd does clearenv(). Export shell PATH to children.
+export PATH
+
+# Check if /etc/init.d/network has been run yet to see if we are 
+# called by starting /etc/rcS.d/S03udev and not by hotplugging a device
+#
+# At this stage, network interfaces should not be brought up
+# automatically because:
+# a)	/etc/init.d/network has not been run yet (security issue)
+# b) 	/var has not been populated yet so /etc/resolv,conf points to 
+#	oblivion, making the network unusable
+#
+
+spoofp="`grep ^spoofprotect /etc/network/options`"
+if test -z "$spoofp"
+then
+	# This is the default from /etc/init.d/network
+	spoofp_val=yes
+else
+	spoofp_val=${spoofp#spoofprotect=}
+fi
+
+test "$spoofp_val" = yes && spoofp_val=1 || spoofp_val=0
+
+# I think it is safe to assume that "lo" will always be there ;)
+if test "`cat /proc/sys/net/ipv4/conf/lo/rp_filter`" != "$spoofp_val" -a -n "$spoofp_val"
+then
+	echo "$INTERFACE" >> /dev/udev_network_queue	
+	exit 0
+fi
+
+#
+# Code taken from pcmcia-cs:/etc/pcmcia/network
+#
+
+# if this interface has an entry in /etc/network/interfaces, let ifupdown
+# handle it
+if grep -q "iface \+$INTERFACE" /etc/network/interfaces; then
+  case $ACTION in
+    add)
+    	ifconfig | grep -q "^$INTERFACE" || ifup $INTERFACE
+    	;;
+    remove)
+    	ifdown $INTERFACE
+    	;;
+  esac
+  
+  exit 0
+fi