diff options
Diffstat (limited to 'meta/recipes-core/udev/udev/network.sh')
-rw-r--r-- | meta/recipes-core/udev/udev/network.sh | 55 |
1 files changed, 55 insertions, 0 deletions
diff --git a/meta/recipes-core/udev/udev/network.sh b/meta/recipes-core/udev/udev/network.sh new file mode 100644 index 0000000000..5016328df4 --- /dev/null +++ b/meta/recipes-core/udev/udev/network.sh | |||
@@ -0,0 +1,55 @@ | |||
1 | #!/bin/sh | ||
2 | |||
3 | # Do not run when pcmcia-cs is installed | ||
4 | test -x /sbin/cardctl && exit 0 | ||
5 | |||
6 | # We get two "add" events for hostap cards due to wifi0 | ||
7 | echo "$INTERFACE" | grep -q wifi && exit 0 | ||
8 | |||
9 | |||
10 | # Check if /etc/init.d/network has been run yet to see if we are | ||
11 | # called by starting /etc/rcS.d/S03udev and not by hotplugging a device | ||
12 | # | ||
13 | # At this stage, network interfaces should not be brought up | ||
14 | # automatically because: | ||
15 | # a) /etc/init.d/network has not been run yet (security issue) | ||
16 | # b) /var has not been populated yet so /etc/resolv,conf points to | ||
17 | # oblivion, making the network unusable | ||
18 | # | ||
19 | |||
20 | spoofp="`grep ^spoofprotect /etc/network/options`" | ||
21 | if test -z "$spoofp" | ||
22 | then | ||
23 | # This is the default from /etc/init.d/network | ||
24 | spoofp_val=yes | ||
25 | else | ||
26 | spoofp_val=${spoofp#spoofprotect=} | ||
27 | fi | ||
28 | |||
29 | test "$spoofp_val" = yes && spoofp_val=1 || spoofp_val=0 | ||
30 | |||
31 | # I think it is safe to assume that "lo" will always be there ;) | ||
32 | if test "`cat /proc/sys/net/ipv4/conf/lo/rp_filter`" != "$spoofp_val" -a -n "$spoofp_val" | ||
33 | then | ||
34 | echo "$INTERFACE" >> /dev/udev_network_queue | ||
35 | exit 0 | ||
36 | fi | ||
37 | |||
38 | # | ||
39 | # Code taken from pcmcia-cs:/etc/pcmcia/network | ||
40 | # | ||
41 | |||
42 | # if this interface has an entry in /etc/network/interfaces, let ifupdown | ||
43 | # handle it | ||
44 | if grep -q "iface \+$INTERFACE" /etc/network/interfaces; then | ||
45 | case $ACTION in | ||
46 | add) | ||
47 | ifconfig | grep -q "^$INTERFACE" || ifup $INTERFACE | ||
48 | ;; | ||
49 | remove) | ||
50 | ifdown $INTERFACE | ||
51 | ;; | ||
52 | esac | ||
53 | |||
54 | exit 0 | ||
55 | fi | ||