post-build.sh

#!/bin/sh

set -u
set -e

# Add a console on tty1
if [ -e ${TARGET_DIR}/etc/inittab ]; then
    grep -qE '^tty1::' ${TARGET_DIR}/etc/inittab || \
	sed -i '/GENERIC_SERIAL/a\
tty1::respawn:/sbin/getty -L  tty1 0 vt100 # HDMI console' ${TARGET_DIR}/etc/inittab
fi

#############################################################################################################################################
## PermitRootLogin for ssh
sed -i '/#PermitRootLogin prohibit-password/c\PermitRootLogin yes' output/target/etc/ssh/sshd_config 

## change prompt to raspi> with red color
sed -i "/export PS1=/c\                 export PS1='\\\e[0;31mraspi> \\\e[m '"  output/target/etc/profile

## aliasing ls -lah
echo 'alias las="ls -lah"' >> output/target/etc/profile
if [ ! -d "${TARGET_DIR}/root/superMusic" ]; then
	sudo mkdir ${TARGET_DIR}/root/superMusic
fi

sudo cp $(dirname $0)/playmusic/S50-playmusic-daemon-service ${TARGET_DIR}/etc/init.d/
sudo chmod 777 ${TARGET_DIR}/etc/init.d/S50-playmusic-daemon-service
sudo cp $(dirname $0)/playmusic/playmusic* ${TARGET_DIR}/root/superMusic/
sudo cp $(dirname $0)/playmusic/*.mp3 ${TARGET_DIR}/root/superMusic/
sudo cp $(dirname $0)/playmusic/detectUSB ${TARGET_DIR}/root/superMusic/
sudo cp $(dirname $0)/playmusic/startBluetooth ${TARGET_DIR}/root/superMusic/
sudo chmod -R 777 ${TARGET_DIR}/root
## Install music 

################# Enabling Wifi #######################################
if [ ! -d "${TARGET_DIR}/etc/wpa_supplicant" ]; then
	sudo mkdir ${TARGET_DIR}/etc/wpa_supplicant
fi
sudo chmod 777 ${TARGET_DIR}/etc/wpa_supplicant
if [ ! -f "${TARGET_DIR}/etc/wpa_supplicant/wpa_supplicant.conf" ]; then
	sudo touch ${TARGET_DIR}/etc/wpa_supplicant/wpa_supplicant.conf
fi
sudo chmod 777 ${TARGET_DIR}/etc/wpa_supplicant/wpa_supplicant.conf
sudo cp package/busybox/S10mdev ${TARGET_DIR}/etc/init.d/S10mdev
sudo chmod 777 ${TARGET_DIR}/etc/init.d/S10mdev
sudo cp package/busybox/mdev.conf ${TARGET_DIR}/etc/mdev.conf
sudo chmod 777 ${TARGET_DIR}/etc/mdev.conf

## make static ip
cat > output/target/etc/network/interfaces << EOL
# interface file auto-generated by buildroot

auto lo
iface lo inet loopback

auto eth0
#uncomment all commented lines if you wanna ssh over ethernet cable
iface eth0 inet dhcp 
#iface eth0 inet static
        pre-up /etc/network/nfs_check
        #address 192.168.1.200  ##you must comment all this lines if you wanna ssh over wifi
        #netmask 255.255.255.0
        wait-delay 15
        #hostname $(hostname)
auto wlan0
iface wlan0 inet static
		address 192.168.1.201
        netmask 255.255.255.0
        pre-up wpa_supplicant -B -Dwext -iwlan0 -c /etc/wpa_supplicant/wpa_supplicant.conf
        post-down killall -q wpa_supplicant
        wait-delay 15

iface default inet dhcp

EOL

cat > output/target/etc/wpa_supplicant/wpa_supplicant.conf << EOL
ctrl_interface=DIR=/var/run/wpa_supplicant GROUP=netdev
update_config=1
country=US

network={
        ssid="Joe"
        scan_ssid=1
        proto=RSN WPA
        key_mgmt=WPA-PSK
        pairwise=CCMP TKIP
        group=CCMP TKIP
        auth_alg=OPEN
        priority=0
        id_str="name"
        psk="23121973janet"
     
}

network={
        ssid="ITI_Students"
        psk="ITI_1234"
        key_mgmt=WPA-PSK
}

EOL