Pi Lights install/update script

pilights-install.sh

#!/bin/bash

sudo apt-get update
sudo apt-get upgrade -y
sudo apt-get install \
        apt-transport-https \
        ca-certificates \
        curl \
        software-properties-common \
        scons \
        gcc \
        make \
        git \
        libjpeg-dev \
        libpng-dev \
        python-dev \
        swig \
        -y

if [ ! -d "rpi-ws2812-server" ]; then
  git clone https://github.com/tom-2015/rpi-ws2812-server.git
fi

if [ ! -d "rpi_ws281x" ]; then
  git clone https://github.com/jgarff/rpi_ws281x.git
fi

cd rpi-ws2812-server
git pull --rebase origin master
make
chmod +x ws2812svr
mv ws2812svr /usr/bin
cd ~

cd rpi_ws281x
git pull --rebase origin master
sed -i 's/^#define STRIP_TYPE .*/#define STRIP_TYPE              WS2811_STRIP_GRB/g' main.c
sed -i 's/^#define WIDTH .*/#define WIDTH                   600/g' main.c
sed -i 's/^#define HEIGHT .*/#define HEIGHT                  1/g' main.c
sed -i 's/^LED_COUNT.*=.*/LED_COUNT      = 600/g' python/examples/strandtest.py
scons
cd python
sudo rm -rf build
python ./setup.py build
sudo python ./setup.py install
cd ~

echo "Setting ws2812svr to start at boot time."

cat > /etc/init.d/ws2812svr <<xyzzy
#! /bin/sh
# /etc/init.d/ws2812svr

### BEGIN INIT INFO
# Provides:  ws2812svr
# Required-Start: $remote_fs $syslog
# Required-Stop: $remote_fs $syslog
# Default-Start: 2 3 4 5
# Default-Stop:
# Short-Description: Starts the ws2812svr LED controller.
# Description: Runs the ws2812svr listener on port 9999 to handle LED control.
### END INIT INFO

case "$1" in
  start)
    echo "Starting ws2812svr"
    /usr/bin/ws2812svr -tcp 9999 &
    ;;
  stop)
    echo "Stopping ws2812svr"
    killall ws2812svr
    ;;
  *)
    echo "Usage: /etc/init.d/ws2812svr {start|stop}"
    exit 1
    ;;
esac

exit 0
xyzzy

update-rc.d ws2812svr defaults

echo "Basic test:"
echo "sudo python rpi_ws281x/python/examples/strandtest.py -c"
echo "To test through ws2812svr:"
echo "sudo killall ws2812svr"
echo "sudo /usr/bin/ws2812svr -i \"setup 1,600,3;init;fill 1,ff0000;render;\""
echo "sudo /usr/bin/ws2812svr -i \"setup 1,600,3;init;fill 1,000000;render;\""
echo "To stop ws2812 from starting at boot:"
echo "sudo update-rc.d -f ws2812svr remove"