#! /bin/sh

TMP_CORE=/tmp/new_core
# first test if we can contact the log server.
# if not abort directly the core file takes up memory
alive()
{
	ping -c1 $server

	if [ $? != 0 ]
	then
		# drain core file from kernel
		cat >/dev/null
		exit 0
	fi
}

fill_in_default()
{
    /sbin/uci add system log
    /sbin/uci rename system.@log[-1]=corelog
    /sbin/uci set system.corelog.enable=no
    /sbin/uci set system.corelog.server="crash.inteno.se"
    /sbin/uci commit
}

# is corelog enabled ?
enable=$(/sbin/uci get system.corelog.enable)
case $enable in
    0|no|NO|false|FALSE)
	# drain core file from kernel
	cat >/dev/null
	exit 0
	;;
    "")
	fill_in_default
	exit 0
	;;
esac

server=$(/sbin/uci get system.corelog.server)

alive

# dump out the core to disk we need this as scp needs a size before we send data
# and this is the only way to know how much data there is
cat >$TMP_CORE

# in case filesystem/memory is full at least kill the core in the kernel memory should give us some
# more memory to work with. normally this would do nothing.
cat >/dev/null

nr=$(db get hw.board.serial_number)
hw=$(db get hw.board.model_name)
fam=$(hw.board.iopVerFam)
sw=$(db get hw.board.iopVersion)

scp -S /usr/sbin/logssh $TMP_CORE log@${server}:log/core_${1}_${2}_${fam}_${hw}_${sw}_${nr}
rm $TMP_CORE