#!/bin/sh

SD_DIR=`mount | grep mmcblk1 | sed "s/^\/dev\/\(mmcblk1[p1]*\)[[:space:]]*.*$/\1/g"`
RO=`mount | grep mmcblk1 | grep \(ro,`

if [ -z "$SD_DIR" -o ! -z "$RO" ]; then
	echo "tcpdump-start: sd card not found or readonly"
	exec tcpdump -i any -C 100 -W 10 -U -w /var/log/tcpdump.cap
else
	echo "tcpdump-start: sd card is ready"
	exec tcpdump -i any -C 100 -W 10 -U -w /run/media/${SD_DIR}/tcpdump.cap
fi


