wireless

#!/bin/bash
### BEGIN INIT INFO
# Provides:			 webconverger
# Required-Start:	 $local_fs $remote_fs
# Required-Stop:     $remote_fs
# Default-Start:	 2 3 4 5
# Default-Stop:		 0 1 6
# Short-Description: Webconverger Live environment setup http://webconverger.org/startup/
### END INIT INFO

# PATH should only include /usr/* if it runs after the mountnfs.sh script
PATH=/sbin:/usr/sbin:/bin:/usr/bin
NAME="webconverger"
DESC="Webconverger live environment"
WEBCHOME=/home/webc

# Ensure sound volume is 100%
amixer -s &>/dev/null <<END
set Master 100% unmute
set Master Front 100% unmute
END

. /etc/webc/functions.sh
. /etc/webc/webc.conf

for x in $(cmdline)
do
	case $x in
		wpa-*)
		# http://anonscm.debian.org/viewvc/pkg-wpa/wpasupplicant/trunk/debian/README.Debian?view=markup
		wirelesscfg="${wirelesscfg}$(/bin/busybox httpd -d "${x/=/ }")\n\t"
		;;
		http_proxy=*)
		# http://developer.mozilla.org/en/docs/Mozilla_Networking_Preferences#Proxy
		echo "http_proxy=${x#http_proxy=}" >> /etc/environment
		export HTTP_PROXY=${x#http_proxy=}
		export http_proxy=${HTTP_PROXY}
		git config --system http.proxy ${HTTP_PROXY}

		logger Configuring for proxy $HTTP_PROXY

		url=$(echo $HTTP_PROXY | sed -e 's,http://,,' -e 's,https://,,')

		# extract the user and password (if any)
		userpass="`echo $url | grep @ | cut -d@ -f1`"
		pass=`echo $userpass | grep : | cut -d: -f2`
		if [ -n "$pass" ]; then
			user=`echo $userpass | grep : | cut -d: -f1`
		else
			user=$userpass
		fi
		# echo userpass: $userpass
		# echo user: $user
		# echo pass: $pass

		# echo userpass: $userpass
		hostport=$(echo $url | cut -d @ -f 2)
		# echo hostport: $hostport
		port=`echo $hostport | grep : | cut -d: -f2`
		if [ -n "$port" ]; then
			host=`echo $hostport | grep : | cut -d: -f1`
		else
			host=$hostport
		fi

		logger Username:  $user
		logger Password: $pass
		logger Proxy host: $host
		logger Proxy port: $port

		echo "pref(\"network.proxy.type\", 1);"  >> $prefs
		echo "pref(\"network.proxy.http\", \"$host\");" >> $prefs
		echo "pref(\"network.proxy.http_port\", $port);" >> $prefs
		echo "pref(\"network.proxy.ssl\", \"$host\");" >> $prefs
		echo "pref(\"network.proxy.ssl_port\", $port);" >> $prefs
		test "$user" && echo 'pref("extensions.webconverger.proxyusername", "'$user'");' >> "$prefs"
		test "$pass" && echo 'pref("extensions.webconverger.proxypassword", "'$pass'");' >> "$prefs"
		;;
	esac
done

# Don't try setup wireless if there is no config or we have a working internet connection

if test -z "$wirelesscfg"
then
	exit 0
fi

sed -i "s,wireless config,$wirelesscfg,g" /etc/network/interfaces

for iface in wlan0 eth1 # for want of a better way of detecting wireless interfaces
do
	ping -c 1 google.com &> /dev/null && break # If the network works, don't touch it
	/sbin/ifconfig $iface &> /dev/null || continue # if the device does not exist, skip!
	ifup $iface &> /dev/null
done

# Try to make ${live_image} writable
mount -o remount,rw ${live_image}