Kubuntu Setup

kubuntu.sh

#!/bin/bash

RD=$(echo "\033[01;31m")
YW=$(echo "\033[33m")
GN=$(echo "\033[1;92m")
CL=$(echo "\033[m")
BFR="\\r\\033[K"
HOLD="+"
CM="${GN}✓${CL}"
CROSS="${RD}✗${CL}"

msg_info() {
local msg="$1"
echo -e " ${HOLD} ${YW}${msg}${CL}"
}

msg_ok() {
local msg="$1"
echo -e "${BFR} ${CM} ${GN}${msg}${CL}"
}

msg_error() {
local msg="$1"
echo -e "${BFR} ${CROSS} ${RD}${msg}${CL}"
}

clear
echo "=========================================="
echo "===========  Kubuntu Setup  =============="
echo "=========================================="
get_opsy(){
    [ -f /etc/redhat-release ] && awk '{print ($1,$3~/^[0-9]/?$3:$4)}' /etc/redhat-release && return
    [ -f /etc/os-release ] && awk -F'[= "]' '/PRETTY_NAME/{print $3,$4,$5}' /etc/os-release && return
    [ -f /etc/lsb-release ] && awk -F'[="]+' '/DESCRIPTION/{print $2}' /etc/lsb-release && return
}
get_os_info(){
    local cname=$( awk -F: '/model name/ {name=$2} END {print name}' /proc/cpuinfo | sed 's/^[ \t]*//;s/[ \t]*$//' )
    local cores=$( awk -F: '/model name/ {core++} END {print core}' /proc/cpuinfo )
    local freq=$( awk -F: '/cpu MHz/ {freq=$2} END {print freq}' /proc/cpuinfo | sed 's/^[ \t]*//;s/[ \t]*$//' )
    local tram=$( free -m | awk '/Mem/ {print $2}' )
    local swap=$( free -m | awk '/Swap/ {print $2}' )
    local up=$( awk '{a=$1/86400;b=($1%86400)/3600;c=($1%3600)/60;d=$1%60} {printf("%ddays, %d:%d:%d\n",a,b,c,d)}' /proc/uptime )
    local load=$( w | head -1 | awk -F'load average:' '{print $2}' | sed 's/^[ \t]*//;s/[ \t]*$//' )
    local opsy=$( get_opsy )
    local arch=$( uname -m )
    local lbit=$( getconf LONG_BIT )
    local host=$( hostname )
    local kern=$( uname -r )

    echo "########## System Information ##########"
    echo 
    echo "CPU model            : ${cname}"
    echo "Number of cores      : ${cores}"
    echo "CPU frequency        : ${freq} MHz"
    echo "Total amount of ram  : ${tram} MB"
    echo "Total amount of swap : ${swap} MB"
    echo "System uptime        : ${up}"
    echo "Load average         : ${load}"
    echo "OS                   : ${opsy}"
    echo "Arch                 : ${arch} (${lbit} Bit)"
    echo "Kernel               : ${kern}"
    echo "Hostname             : ${host}"
    echo "########################################"
}
get_os_info
echo -n "Start Kubuntu Setup? [y/N]? "
read answer
if [ "$answer" != "${answer#[Yy]}" ] ;then
echo "Starting Kubuntu setup"
else
echo "Exiting Kubuntu setup"
exit
fi
sleep 1

echo -n "Change Journal storage to RAM [y/N]? "
read answer
if [ "$answer" != "${answer#[Yy]}" ] ;then
sudo sed -i -e "s?#Storage=auto?Storage=volatile?g" /etc/systemd/journald.conf
sudo sed -i -e "s?#SystemMaxUse=?SystemMaxUse=25M?g" /etc/systemd/journald.conf
sudo systemctl restart systemd-journald.service
sudo journalctl --rotate
sudo journalctl --vacuum-time=1s
sudo rm -r /var/log/journal/*
msg_ok "Journal configured!"
else
msg_info "Skipped"
fi

echo -n "Download custom Dolphin toolbar [y/N]? "
read answer
if [ "$answer" != "${answer#[Yy]}" ] ;then
mkdir -p "$HOME/.local/share/kxmlgui5/dolphin"
curl https://gist.githubusercontent.com/saudiqbal/7e6e8a90444c3213203acbf263bea6ce/raw/dolphinui.rc -o "$HOME/.local/share/kxmlgui5/dolphin/dolphinui.rc"
msg_ok "Dolphin toolbar configured!"
else
msg_info "Skipped"
fi

echo -n "Change Fstrim schedule to daily [y/N]? "
read answer
if [ "$answer" != "${answer#[Yy]}" ] ;then
sudo sed -i -e "s?OnCalendar=weekly?OnCalendar=daily?g" /usr/lib/systemd/system/fstrim.timer
sudo systemctl daemon-reload
msg_ok "Fstrim schedule changed to daily!"
else
msg_info "Skipped"
fi

echo -n "do-release-upgrade keep third party sources enabled on upgrades [y/N]? "
read answer
if [ "$answer" != "${answer#[Yy]}" ] ;then
sudo tee -a /etc/update-manager/release-upgrades.d/AllowThirdPartyPPA.cfg >/dev/null <<'EOF'
[Sources]
AllowThirdParty = yes
EOF
msg_ok "Third party PPA enabled for upgrade!"
else
msg_info "Skipped"
fi

echo -n "Keep release source on normal [y/N]? "
read answer
if [ "$answer" != "${answer#[Yy]}" ] ;then
sudo tee -a /etc/cron.daily/KeepSourceNormal >/dev/null <<'EOF'
#!/bin/bash

STATUS="$(grep "^Prompt=" /etc/update-manager/release-upgrades | awk -F'=' '{print $2}')"

if [ "${STATUS}" != "normal" ]; then
logger -t SystemAdmin -p warning "[  S Y S T E M   A D M I N  ] release upgrade changed to normal"
sudo sed -i 's/^\(Prompt=\).*$/\1normal/' /etc/update-manager/release-upgrades
fi

exit 0
EOF
sudo chmod +x /etc/cron.daily/KeepSourceNormal
msg_ok "Release schedule changed to normal!"
else
msg_info "Skipped"
fi

echo -n "Delete setup file [y/N]? "
read answer
if [ "$answer" != "${answer#[Yy]}" ] ;then
rm setup.sh
#echo "Deleted!"
msg_ok "Setup file deleted!"
else
msg_info "Skipped"
fi
sleep 1

clear
echo "=========================================="
echo "==========  Kubuntu Setup Done  =========="
echo "=========================================="

exit 0