Raspi-Firstboot-public.txt

#   This is just some things to do after first boot
#   YMMV
#

## First, some local defines

# if you define these, they'll be added as a default connection
SSID=""
WIFIPW=""


###########################################

### Initial updates

apt-get update
apt-get -y install joe git build-essential gawk aptitude libdate-manip-perl i2c-tools


### basic repos we want

cd /usr/local/src
for repo in profile-repo arm-misc WhatsMyIP
do
   git clone https://github.com/akhepcat/${repo}
done

### resolve the:
## W: http://raspbian.raspberrypi.com/raspbian/dists/bookworm/InRelease: 
##      Key is stored in legacy trusted.gpg keyring (/etc/apt/trusted.gpg), see the DEPRECATION section in apt-key(8) for details.
git clone https://github.com/kstr0k/migrate-apt-keys
migrate-apt-keys/migrate-apt-keys

aptitude -y dist-upgrade
apt-get autoclean
apt-get autoremove


### install our default profile

cd /usr/local/src/profile-repo
./install_profile
rm -f ~/.*_local



###  permissions fixups

luser=$(grep users /etc/group | cut -f 4 -d:)
cd /usr/local
chown -R ${luser} src
su -l ${luser} -c "cd /usr/local/src/profile-repo; ./install_profile; rm -f ~/.*_local"



### add some boot options

if [ -r /boot/firmware/cmdline.txt ]
then
        FWD="/boot/firmware"    # both cmdline.txt and config.txt are in /boot/firmware
elif [ -r /boot/cmdline.txt ]
then
        FWD="/boot"     # both cmdline.txt and config.txt are in /boot
else
        FWD=""
fi
if [ -n "${FWD}" ]
then
        [[ -z "$(grep vc4.force_hotplug ${FWD}/cmdline.txt)" ]] && sed -i 's/$/ vc4.force_hotplug=1/;' ${FWD}/cmdline.txt
        if [ -z "$(grep 'consoleblank' ${FWD}/cmdline.txt)" ]
        then
                sed -i 's/$/ consoleblank=0/;' ${FWD}/cmdline.txt
        else
                sed -i 's/\(consoleblank\)\(=[0-9]\+\)/\1=0/;' ${FWD}/cmdline.txt
        fi


        # enable arm i2c
        sed -i 's/^.*\(dtparam=i2c_arm\)=.*/\1=on/;' ${FWD}/config.txt

        ## common to ALL pi hardware

        # for cli-only systems, gpu_mem=16 is best for maximizing system memory
        #  - obviously don't do that on GUI enabled systems!

        # print from the beginning, up to and including the keyword "[all]"
        sed -n '1,\|\[all\]|p' ${FWD}/config.txt > ${FWD}/config.txt.new
        cat >> ${FWD}/config.txt.new <<EOF
gpu_mem=16
EOF
        # finish printing from after that keyword "[all]" to EOF
        sed -n '\|\[all\]|,$p' ${FWD}/config.txt  | sed '1d'  >> ${FWD}/config.txt.new
        mv ${FWD}/config.txt.new ${FWD}/config.txt
        ## end all common config.txt

else
        echo "can't find cmdline.txt in either /boot or /boot/firmware"
fi

if [ -d /etc/NetworkManager/system-connections -a -n "${SSID}" ]
then
        # for generic wireless access when not plugged into ethernet
        nmcli dev wifi connect "${SSID}" password "${WIFIPW}"
fi