diff options
| author | Adam Nielsen <a.nielsen@shikadi.net> | 2009-02-20 10:55:14 +0100 |
|---|---|---|
| committer | Patrick McHardy <kaber@trash.net> | 2009-02-20 10:55:14 +0100 |
| commit | 268cb38e1802db560c73167e643f14a3dcb4b07c (patch) | |
| tree | 3bc3b7954795722bd09b760ba540a3f7f429dae0 /net/netfilter/Kconfig | |
| parent | af07d241dc76f0a52c7ff04df3a3970020fe6157 (diff) | |
netfilter: x_tables: add LED trigger target
Kernel module providing implementation of LED netfilter target. Each
instance of the target appears as a led-trigger device, which can be
associated with one or more LEDs in /sys/class/leds/
Signed-off-by: Adam Nielsen <a.nielsen@shikadi.net>
Acked-by: Richard Purdie <rpurdie@linux.intel.com>
Signed-off-by: Patrick McHardy <kaber@trash.net>
Diffstat (limited to 'net/netfilter/Kconfig')
| -rw-r--r-- | net/netfilter/Kconfig | 24 |
1 files changed, 24 insertions, 0 deletions
diff --git a/net/netfilter/Kconfig b/net/netfilter/Kconfig index 0eb98b4fbf44..cdbaaff6d0d6 100644 --- a/net/netfilter/Kconfig +++ b/net/netfilter/Kconfig @@ -372,6 +372,30 @@ config NETFILTER_XT_TARGET_HL since you can easily create immortal packets that loop forever on the network. +config NETFILTER_XT_TARGET_LED + tristate '"LED" target support' + depends on LEDS_CLASS + depends on NETFILTER_ADVANCED + help + This option adds a `LED' target, which allows you to blink LEDs in + response to particular packets passing through your machine. + + This can be used to turn a spare LED into a network activity LED, + which only flashes in response to FTP transfers, for example. Or + you could have an LED which lights up for a minute or two every time + somebody connects to your machine via SSH. + + You will need support for the "led" class to make this work. + + To create an LED trigger for incoming SSH traffic: + iptables -A INPUT -p tcp --dport 22 -j LED --led-trigger-id ssh --led-delay 1000 + + Then attach the new trigger to an LED on your system: + echo netfilter-ssh > /sys/class/leds/<ledname>/trigger + + For more information on the LEDs available on your system, see + Documentation/leds-class.txt + config NETFILTER_XT_TARGET_MARK tristate '"MARK" target support' default m if NETFILTER_ADVANCED=n |