install.sh

#!/bin/bash
# ports setup script

### generate hostname from mac address
MAC=`cat /sys/class/net/wlan0/address`
PORTS_HOSTNAME="ports-${MAC: -2}"
echo configuring hostname: $PORTS_HOSTNAME
echo $PORTS_HOSTNAME | sudo tee /etc/hostname

### install dependencies
echo Install dependencies
sudo apt-get update > /dev/null && sudo apt-get install -y --force-yes dnsmasq git liblo-dev htop vim > /dev//null
echo prevent dhcp to start at boot
sudo update-rc.d -f dnsmasq remove > /dev/null
echo configure Avahi for ports
sudo cp support/etc_avahi_services_ports.service /etc/avahi/services/ports.service

### update wifi config to enable fallback on ports ssid 
if sudo grep -q "mode=2" /etc/wpa_supplicant/wpa_supplicant.conf; then
	echo wpa already configured with accesspoint mode.
else
	echo configure wap_supplicant to fall back onto $PORTS_HOSTNAME SSID
	sudo tee -a /etc/wpa_supplicant/wpa_supplicant.conf >/dev/null <<DELIM

network={
	ssid="holon"
	psk="XX"
}
network={
	ssid="biomusic"
	psk="XX"
}
network={
	ssid="redpill"
	psk="XX"
}


# put your own client mode networks above this access point mode
network={
    ssid="$PORTS_HOSTNAME"
    mode=2
    key_mgmt=WPA-PSK
    psk="portsports"
    frequency=2437
}

DELIM
fi

### dnsmasq configuration
echo configure dnsmasq
sudo tee /etc/dnsmasq.conf >/dev/null <<DELIM
domain-needed
interface=wlan0
dhcp-range=192.168.99.50,192.168.99.255,255.255.255.0,12h
no-hosts
addn-hosts=/etc/hosts.dnsmasq
DELIM
### dnsmasq hosts 
sudo tee /etc/hosts.dnsmasq >/dev/null <<DELIM
192.168.99.1	$PORTS_HOSTNAME
DELIM


### boot script
echo create boot script
sudo tee /etc/rc.local >/dev/null <<DELIM
#!/bin/bash
echo "performance" | sudo tee  /sys/devices/system/cpu/cpu0/cpufreq/scaling_governor
sleep 7 # TODO wait for ip.
inet=\`hostname -I\`
#inet=\`/sbin/ifconfig wlan0 | grep 'inet addr:' | cut -d: -f2 | awk '{ print $1}'\`
if [[ \$inet == 169*  ]];
then
    # noconnection. access point
    echo "Creating WIFI Access Point ssid: $PORTS_HOSTNAME key: portsports"
    ifconfig wlan0 down
    ifconfig wlan0 192.168.99.1 netmask 255.255.255.0 up
    sudo /etc/init.d/dnsmasq start
else
    sudo /etc/init.d/dnsmasq stop
fi

/usr/sbin/portsd no-daemon > /var/log/ports.log 2>&1 &

exit 0
DELIM


### BCM2835
echo install bcm2835 lib
rm -rf bcm2835-1.52*
wget --quiet http://www.airspayce.com/mikem/bcm2835/bcm2835-1.52.tar.gz > /dev/null
tar -xzf bcm2835-1.52.tar.gz > /dev/null
cd bcm2835-1.52
./configure > /dev/null && make > /dev/null && sudo make install > /dev/null
cd ..
rm -rf bcm2835-1.52*

echo compile ports
g++ \
	Pixi.cpp Ports.cpp MidiOutput.cpp main.cpp \
	-o portsd \
	-l bcm2835 \
	-l lo \
	-I /usr/include/ \
	-std=c++11 \
	-std=c++0x \
	-pthread && \
	sudo mv portsd /usr/sbin