rename ocg-scripts to mlinux-scripts

6 files changed, 442 insertions, 0 deletions

diff --git a/recipes-core/mlinux-scripts/mlinux-scripts-1.0.inc b/recipes-core/mlinux-scripts/mlinux-scripts-1.0.inc
new file mode 100644
index 0000000..fd75904
--- /dev/null
+++ b/recipes-core/mlinux-scripts/mlinux-scripts-1.0.inc
@@ -0,0 +1,18 @@
+HOMEPAGE = "www.multitech.net"
+PRIORITY = "optional"
+LICENSE = "MIT"
+LIC_FILES_CHKSUM = "file://${COMMON_LICENSE_DIR}/MIT;md5=0835ade698e0bcf8506ecda2f7b4f302"
+
+SRC_URI = "file://mlinux-wifi-ap \
+	file://mlinux-dhcpd \
+	file://mlinux-set-apn \
+	file://mlinux-cell-router"
+
+
+do_install() {
+	install -d ${D}${sbindir} ${D}${sbindir}
+	install -m 755 ${WORKDIR}/mlinux-wifi-ap ${D}${sbindir}
+	install -m 755 ${WORKDIR}/mlinux-dhcpd ${D}${sbindir}
+	install -m 755 ${WORKDIR}/mlinux-set-apn ${D}${sbindir}
+	install -m 755 ${WORKDIR}/mlinux-cell-router ${D}${sbindir}
+}
diff --git a/recipes-core/mlinux-scripts/mlinux-scripts-1.0/mlinux-cell-router b/recipes-core/mlinux-scripts/mlinux-scripts-1.0/mlinux-cell-router
new file mode 100755
index 0000000..1607c32
--- /dev/null
+++ b/recipes-core/mlinux-scripts/mlinux-scripts-1.0/mlinux-cell-router
@@ -0,0 +1,147 @@
+#!/usr/bin/env bash
+
+# Copyright (C) 2014 Multi-Tech Systems
+
+# Permission is hereby granted, free of charge, to any person obtaining a copy
+# of this software and associated documentation files (the "Software"), to deal
+# in the Software without restriction, including without limitation the rights
+# to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+# copies of the Software, and to permit persons to whom the Software is
+# furnished to do so, subject to the following conditions:
+
+# The above copyright notice and this permission notice shall be included in
+# all copies or substantial portions of the Software.
+
+# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+# THE SOFTWARE.
+
+set -e
+
+do_start() {
+	lan_interfaces=$(echo "$lan" | sed "s/,/ /g")
+
+	echo "Configuring firewall rules..."
+	# Flush all the tables first
+	iptables -t filter -F
+	iptables -t nat -F
+	iptables -t mangle -F
+
+	# Drop all incoming packets by default
+	iptables -t filter -P INPUT DROP
+	# Accept all on local loopback
+	iptables -t filter -A INPUT -i lo -j ACCEPT
+	# Allow packets in for existing socket connections
+	iptables -t filter -A INPUT -m state --state RELATED,ESTABLISHED -j ACCEPT
+
+	# Accept all from LAN interfaces
+	for i in $lan_interfaces; do
+		iptables -t filter -A INPUT -i $i -j ACCEPT
+
+		# Accept ssh from the LAN (Wired)
+		#iptables -t filter -A INPUT -i $i -p tcp --dport 22 -j ACCEPT
+		# Accept http from the LAN (Wired)
+		#iptables -t filter -A INPUT -i $i -p tcp --dport 80 -j ACCEPT
+		# Accept tftp from the LAN (Wired)
+		#iptables -t filter -A INPUT -i $i -p udp --dport 69 -j ACCEPT
+	done
+
+	# Accept ssh from the WAN (Wireless)
+	#iptables -t filter -A INPUT -i $wan -p tcp --dport 22 -j ACCEPT
+	# Accept http from the WAN (Wireless)
+	#iptables -t filter -A INPUT -i $wan -p tcp --dport 80 -j ACCEPT
+
+	# Allow packet fowarding from LAN interfaces to WAN (cell router)
+	iptables -t filter -P FORWARD DROP
+	iptables -t filter -A FORWARD -m state --state RELATED,ESTABLISHED -j ACCEPT
+	for i in $lan_interfaces; do
+		iptables -t filter -A FORWARD -i $i -o $wan -j ACCEPT
+	done
+
+	# Allow all output packets
+	iptables -t filter -P OUTPUT ACCEPT
+
+	# enable NAT for cell router
+	iptables -t nat -A POSTROUTING -o $wan -j MASQUERADE
+
+	echo "Enabling packet forwarding..."
+	# turn on packet forwarding last
+	echo 1 > /proc/sys/net/ipv4/ip_forward
+	echo "Done"
+}
+
+do_stop() {
+	echo "Clearing firewall rules..."
+	# clear all tables
+	iptables -t filter -F
+	iptables -t nat -F
+	iptables -t mangle -F
+	# reset policies to ACCEPT
+	iptables -t filter -P INPUT ACCEPT
+	iptables -t filter -P OUTPUT ACCEPT
+	iptables -t filter -P FORWARD ACCEPT
+
+	# turn off packet forwarding
+	echo "Disabling packet forwarding..."
+	echo 0 > /proc/sys/net/ipv4/ip_forward
+	echo "Done"
+}
+
+usage() {
+	echo "Usage: $(basename $0) start|stop [options]"
+	echo "  options:"
+	echo "    -l <lan-interfaces> LAN interfaces to allow, comma-separated (defaults to \"eth0\")"
+	echo "    -w <wan-interface>  WAN interface to route out (defaults to \"ppp0\")"
+	exit 1
+}
+
+# main
+if [[ $# < 1 ]]; then
+	usage
+fi
+
+cmd=$1
+shift
+
+while getopts "l:w:h" opt; do
+	case "$opt" in
+		l)
+			l=$OPTARG
+			;;
+		w)
+			w=$OPTARG
+			;;
+		h)
+			usage
+			;;
+		*)
+			usage
+			;;
+	esac
+done
+
+# default lan to eth0 if not specified
+lan=${l-eth0}
+# default wan to ppp0 if not specified
+wan=${w-ppp0}
+
+case $cmd in
+	start)
+		echo "LAN: $lan"
+		echo "WAN: $wan"
+		do_start
+		;;
+	stop)
+		do_stop
+		;;
+	*)
+		usage
+		;;
+esac
+
+exit 0
+
diff --git a/recipes-core/mlinux-scripts/mlinux-scripts-1.0/mlinux-dhcpd b/recipes-core/mlinux-scripts/mlinux-scripts-1.0/mlinux-dhcpd
new file mode 100755
index 0000000..976b138
--- /dev/null
+++ b/recipes-core/mlinux-scripts/mlinux-scripts-1.0/mlinux-dhcpd
@@ -0,0 +1,65 @@
+#!/bin/bash
+
+# Copyright (C) 2014 Multi-Tech Systems
+
+# Permission is hereby granted, free of charge, to any person obtaining a copy
+# of this software and associated documentation files (the "Software"), to deal
+# in the Software without restriction, including without limitation the rights
+# to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+# copies of the Software, and to permit persons to whom the Software is
+# furnished to do so, subject to the following conditions:
+
+# The above copyright notice and this permission notice shall be included in
+# all copies or substantial portions of the Software.
+
+# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+# THE SOFTWARE.
+
+do_start() {
+	echo "starting dhcp daemon"
+	udhcpd -S /etc/udhcpd.conf
+}
+
+do_stop() {
+	echo "stopping dhcp daemon"
+	killall udhcpd
+}
+
+usage() {
+	echo "Usage: $(basename $0) start|stop|restart"
+	exit 1
+}
+
+# main
+if [[ $# != 1 ]]; then
+	usage
+fi
+
+case $1 in
+	start)
+		if [[ ! -f "/etc/udhcpd.conf" ]]
+		then
+			echo "/etc/udhcpd.conf does not exist"
+			exit 1
+		fi
+		do_start
+		;;
+	stop)
+		do_stop
+		;;
+	restart)
+		do_stop
+		sleep 1
+		do_start
+		;;
+	*)
+		usage
+		;;
+esac
+
+exit 0
diff --git a/recipes-core/mlinux-scripts/mlinux-scripts-1.0/mlinux-set-apn b/recipes-core/mlinux-scripts/mlinux-scripts-1.0/mlinux-set-apn
new file mode 100755
index 0000000..371ba7e
--- /dev/null
+++ b/recipes-core/mlinux-scripts/mlinux-scripts-1.0/mlinux-set-apn
@@ -0,0 +1,40 @@
+#!/bin/bash
+
+# Copyright (C) 2014 Multi-Tech Systems
+
+# Permission is hereby granted, free of charge, to any person obtaining a copy
+# of this software and associated documentation files (the "Software"), to deal
+# in the Software without restriction, including without limitation the rights
+# to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+# copies of the Software, and to permit persons to whom the Software is
+# furnished to do so, subject to the following conditions:
+
+# The above copyright notice and this permission notice shall be included in
+# all copies or substantial portions of the Software.
+
+# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+# THE SOFTWARE.
+
+if [[ $# != 1 ]]; then
+	echo "Usage: $(basename $0) APN"
+	exit 1
+fi
+
+apn=$1
+chat_file=/etc/ppp/peers/gsm_chat
+
+sed -r -i "s/^OK\s+'AT\+CGDCONT=1,\"IP\",\"[^\"]*\"'$/OK 'AT\+CGDCONT=1,\"IP\",\"${apn}\"'/" $chat_file
+
+if [[ $? != 0 ]]; then
+	echo "Failed to change APN"
+	exit 1
+else
+	echo "Set APN to \"${apn}\" in $chat_file"
+fi
+
+exit 0
diff --git a/recipes-core/mlinux-scripts/mlinux-scripts-1.0/mlinux-wifi-ap b/recipes-core/mlinux-scripts/mlinux-scripts-1.0/mlinux-wifi-ap
new file mode 100755
index 0000000..ddbec95
--- /dev/null
+++ b/recipes-core/mlinux-scripts/mlinux-scripts-1.0/mlinux-wifi-ap
@@ -0,0 +1,165 @@
+#!/bin/bash
+
+# Copyright (C) 2014 Multi-Tech Systems
+
+# Permission is hereby granted, free of charge, to any person obtaining a copy
+# of this software and associated documentation files (the "Software"), to deal
+# in the Software without restriction, including without limitation the rights
+# to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+# copies of the Software, and to permit persons to whom the Software is
+# furnished to do so, subject to the following conditions:
+
+# The above copyright notice and this permission notice shall be included in
+# all copies or substantial portions of the Software.
+
+# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+# THE SOFTWARE.
+
+dhcpd_file=/etc/udhcpd.conf
+hostapd_file=/etc/hostapd.conf
+interface=wlan0
+bridge_mode=0
+
+do_start() {
+	if [ "$bridge_mode" = 1 ]; then
+		interface=$b
+		if ! grep -E -q "^bridge=$interface\s*$" $hostapd_file; then
+			echo "Enabling bridge=br0 in $hostapd_file"
+			sed -r -i "s/^#?bridge=.*$/bridge=$interface/" $hostapd_file 
+		fi
+	else
+		if grep -E -q "^bridge=.*$" $hostapd_file; then
+			echo "Disabling bridge in $hostapd_file"
+			sed -r -i "s/^bridge=/#bridge=/" $hostapd_file 
+		fi
+	fi
+
+	echo "Starting hostap daemon"
+	/etc/init.d/hostapd start
+
+	if [ "$bridge_mode" != 1 ]; then
+		echo "Setting IP address to $ip"
+		ifconfig $interface $ip
+		# strip off end of IP address to get subnet
+		# assumes subnet of /24
+		subnet=${ip%.*}
+		# escape periods for regex
+		subnet_regex=${subnet//./\\.}
+		ip_regex=${ip//./\\.}
+		# set default address range for dhcpd
+		addr_start=100
+		addr_end=254
+		if ! grep -E -q "^start\s+$subnet_regex\." $dhcpd_file; then
+			echo "Changing dhcpd start to $subnet.$addr_start"
+			sed -r -i "s/^start\s+.*$/start $subnet.$addr_start/" $dhcpd_file 
+		fi
+		if ! grep -E -q "^end\s+$subnet_regex\." $dhcpd_file; then
+			echo "Changing dhcpd end to $subnet.$addr_end"
+			sed -r -i "s/^end\s+.*$/end $subnet.$addr_end/" $dhcpd_file 
+		fi
+		# update dhcpd addresses if needed
+		if ! grep -E -q "^option\s+router\s+$ip_regex" $dhcpd_file; then
+			echo "Changing dhcpd router to $ip"
+			sed -r -i "s/^option\s+router\s+.*$/option router $ip/" $dhcpd_file 
+		fi
+	else
+		# unset ip address for bridge mode
+		ifconfig wlan0 0.0.0.0
+	fi
+
+	if ! grep -E -q "^interface\s+$interface" $dhcpd_file; then
+		echo "Changing dhcpd interface to $interface"
+		sed -r -i "s/^interface\s+.*$/interface $interface/" $dhcpd_file 
+	fi
+	mlinux-dhcpd start
+}
+
+do_stop() {
+	echo "Stopping hostap daemon"
+	/etc/init.d/hostapd stop
+	mlinux-dhcpd stop
+}
+
+usage() {
+	echo "Usage: $(basename $0) start|stop|restart [options]"
+	echo "  options:"
+	echo "    -a <address>    Sets AP IP address (defaults to 192.168.3.1)"
+	echo "    -b <interface>  Add AP to specified bridge interface (conflicts with -a)"
+	exit 1
+}
+
+# main
+if [[ $# < 1 ]]; then
+	usage
+fi
+
+cmd=$1
+shift
+
+while getopts "a:b:h" opt; do
+	case "$opt" in
+		a)
+			a=$OPTARG
+			;;
+		b)
+			b=$OPTARG
+			bridge_mode=1
+			;;
+		h)
+			usage
+			;;
+		*)
+			usage
+			;;
+	esac
+done
+
+# can't specify both address and bridge mode
+if [ -n "$a" ] && [ -n "$b" ]; then
+	usage
+fi
+
+if [ -n "$a" ]; then
+	ret=1
+	if [[ $a =~ ^([0-9]{1,3}\.){3,3}[0-9]{1,3}$ ]]
+	then
+		OIFS=$IFS
+		IFS='.'
+		ip=($a)
+		IFS=$OFIS
+		[[ ${ip[0]} -le 255 && ${ip[1]} -le 255 && ${ip[2]} -le 255 && ${ip[3]} -le 255 ]]
+		ret=$?
+	fi
+	if [[ ret -ne 0 ]]
+	then
+		echo "invalid IP address"
+		exit 1
+	fi
+	ip=$a
+else
+	ip="192.168.3.1"
+fi
+
+case $cmd in
+	start)
+		do_start
+		;;
+	stop)
+		do_stop
+		;;
+	restart)
+		do_stop
+		sleep 1
+		do_start
+		;;
+	*)
+		usage
+		;;
+esac
+
+exit 0
diff --git a/recipes-core/mlinux-scripts/mlinux-scripts_1.0.bb b/recipes-core/mlinux-scripts/mlinux-scripts_1.0.bb
new file mode 100644
index 0000000..efa8635
--- /dev/null
+++ b/recipes-core/mlinux-scripts/mlinux-scripts_1.0.bb
@@ -0,0 +1,7 @@
+DESCRIPTION = "Scripts to easily get started with common mLinux use cases"
+
+require mlinux-scripts-1.0.inc
+
+PR = "r3"
+
+S = "${WORKDIR}/mlinux-scripts-${PV}"