#!/bin/sh

# deal with our mounts
echo "Mounting normal file systems"
echo ".... proc"
mkdir /proc > /dev/null 2>&1
mount -t proc proc /proc
mkdir /sys > /dev/null 2>&1
echo ".... sys"
mount -t sysfs sys /sys
mkdir -p /dev/pts > /dev/null 2>&1
echo ".... devpts"
mount -t devpts devpts /dev/pts
echo ".... tmpfs"
mount /tmp > /dev/null 2>&1


# create out gps0
echo "Creating serial devices"
echo ".... gps0"
ln -s /dev/ttyS0 /dev/gps0
echo ".... gpspps0"
mknod -m 0664 /dev/pps0 c 252 0
ln -s /dev/pps0 /dev/gpspps0

# mount the config file system
mkdir /fs > /dev/null 2>&1
echo "Mounting /fs"
mount /dev/sda1 /fs > /dev/null 2>&1

echo "Looking for system config"
if [ -f /fs/config/system ]
then
	echo ".... found - loading"
	. /fs/config/system
fi

echo "Looking for dropbear config"
if [ -f /fs/config/dropbear.tar ]
then
	RD=`pwd`
	cd /
	echo ".... found - installing"
	tar xf /fs/config/dropbear.tar
	cd $RD
fi

# create the interfaces layout
echo "Setting up network interfaces configuration"
echo ".... loopback"
cat << EOF > /etc/network/interfaces
auto lo
iface lo inet loopback

EOF

# create network interfaces bit
if [ "x$INTERFACE" == "xdhcp" ]
then
echo ".... eth0 - dhcp"
cat << EOF >> /etc/network/interfaces
auto eth0
iface eth0 inet dhcp
EOF

else
	# static network address
	if [ "x$NET_ADDRESS" != "x" ]
	then

	echo ".... eth0 - static $NET_ADDRESS - $NET_MASK"
cat << EOF >> /etc/network/interfaces
auto eth0
iface eth0 inet static
address $NET_ADDRESS
netmask $NET_MASK
EOF
	fi

	# set gateway
	if [ "x$NET_GW" != "x" ]
	then
	echo ".... eth0 - gateway $NET_GW"
cat << EOF >> /etc/network/interfaces
gateway $NET_GW
EOF
	fi

	# dns search domain
	if [ "x$NET_SEARCH_DOMAIN" != "x" ]
	then
	echo ".... eth0 - search domain $NET_SEARCH_DOMAIN"
cat << EOF >> /etc/network/interfaces
gateway $NET_SEARCH_DOMAIN
EOF
	fi

	# dns servers
	if [ "x$NET_DNS_SERVERS" != "x" ]
	then
	echo ".... eth0 - dns servers $NET_DNS_SERVERS"
cat << EOF >> /etc/network/interfaces
gateway $NET_DNS_SERVERS
EOF
	fi

fi