X-Git-Url: http://demsky.eecs.uci.edu/git/?a=blobdiff_plain;f=vigilia_setup%2Fregister%2Fversion_2%2Fconnect_device.sh;fp=vigilia_setup%2Fregister%2Fversion_2%2Fconnect_device.sh;h=175799f2d4a4b7991c301c3ab5ee6da2a6e0a15b;hb=7ff6b5c63dab61f55310ca9f99a079c5b0627be3;hp=0000000000000000000000000000000000000000;hpb=7de6013839a457b5735d7961b994cce0976747f3;p=lede.git

diff --git a/vigilia_setup/register/version_2/connect_device.sh b/vigilia_setup/register/version_2/connect_device.sh
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+++ b/vigilia_setup/register/version_2/connect_device.sh
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+#!/bin/sh
+
+# Print usage
+if [ "$#" -eq 0 ] || [ "$1" == "-h" ]; then
+	echo "This is a simple script that register connected device into the system"
+	echo "/etc/config/hostapd-psk /etc/config/dhcp will be changed accordingly"
+	echo "~/sentinel_setup/register/register_device.sh will be executed"
+	echo ""
+	echo "Usage:"
+	echo "  ./connect_device.sh [-h]"
+	echo "  ./connect_device.sh [-co <specific-pw> <device_name> <default_pw>]"
+	echo ""
+	echo "Options:"
+	echo "  -h      show this usage"
+	echo "  -co     connect a new device"
+	echo ""
+
+elif [ "$1" == "-co" ]; then
+
+	# 0
+	# Get password from $2
+	# Supposing that key for radio0 and radio1 are equal
+	PW=$2
+
+	# Save default password from $4. If the argument is empty, let's use THE default one.
+	DEFAULT="1qaz2wsx3edc"
+	if [ ! -z "$4" ]; then
+		DEFAULT=$4
+	fi
+
+	# 1
+	# Get MAC address and IP address from dhcp.leases file.
+	# Below scripts will find the most recently connected device by sorting the first column of lease file, 
+	# which is time of lease expiry, in epoch time
+	# Before that, the file named devices.dat could not exist, so touch it first
+	touch ~/sentinel_setup/register/devices.dat
+	chmod 666 ~/sentinel_setup/register/devices.dat
+
+	# now ready to use devices.dat. Get numbers of records in devices.dat
+	NR=$(cat ~/sentinel_setup/register/devices.dat | wc -l)
+
+	# use temp file for procedure so that we don't touch original lease file
+	cp /tmp/dhcp.leases leases.temp
+
+	for i in `seq 1 $NR`
+	do
+		#get line number(LN)
+		LN="${i}p"
+		#get target MAC address(TMAC) from devices.dat
+		TMAC=$(sed -n ${LN} ~/sentinel_setup/register/devices.dat | awk '{print $1}')
+		#remove the record with certain TMAC in the dhcp file so that we can get new one at the end
+		sed -e /${TMAC}/d leases.temp > leases.temp.temp
+		rm leases.temp
+		mv leases.temp.temp leases.temp
+	done
+
+	# Filter done. There should be only one line in leases.temp, but just in
+	# case sort the epoch time
+	RECENT=$(sort -nrk1,1 leases.temp | head -1)
+
+	# Get MAC, IP, NAME from RECENT
+	MAC=$(echo $RECENT | awk '{print $2}')
+	IP=$(echo $RECENT | awk '{print $3}')
+	# below was used when there were no name argument in the script
+	# NAME=$(echo $RECENT | awk '{print $4}')
+	NAME=$3
+
+	# 2
+	# Add record to the database with ~/sentinel_setup/register/register_device.sh
+	~/sentinel_setup/register/register_device.sh -a $MAC $IP $PW $NAME
+
+	# 3
+	# rewind the default password and apply config files
+	uci commit
+	~/sentinel_setup/register/change_default_pw.sh -ch $DEFAULT
+	/sbin/wifi
+
+else
+	echo "Unknown option. Please run ./connect_device.sh -h for usage."
+
+fi