Install kea DHCP server from source on ubuntu

kea-dhcp.sh

#!/usr/bin/env bash
# Define variable
KEA_VER="v1_8_0"
CPU_CORES=$(grep -c processor /proc/cpuinfo)
if [ ${CPU_CORES} -gt 1 ]; then
CPU_CORES=$((CPU_CORES - 1))
fi

if [ "$(whoami)" != "root" ]; then
    SUDO=sudo
fi

# Install libary for build kea DHCP server
${SUDO} apt update && ${SUDO} apt -y full-upgrade
${SUDO} apt -y install build-essential autoconf automake curl git
${SUDO} apt -y build-dep kea-dhcp6-server

# Get kea DHCP source code
rm -rf kea
git clone https://gitlab.isc.org/isc-projects/kea.git -b ${KEA_VER}
# Goto source file
cd kea

# Config to use mysql backend
autoreconf --install --force --warnings='all'
./configure --prefix='/usr' \
--sbindir='/usr/local/sbin' \
--sysconfdir='/etc' \
--localstatedir='/var' \
--with-openssl \
--with-boost-lib-dir='/usr/lib/x86_64-linux-gnu' \
--with-mysql \
--with-pgsql
# Make and install kea DHCP
make -j${CPU_CORES} && ${SUDO} make install
${SUDO} ldconfig

# Add systemd service
cat <<EOF >/lib/systemd/system/kea-dhcp.service
[Unit]
Description=Kea DHCP Server
Documentation=man:kea-dhcp4(8)
Wants=network-online.target
After=network-online.target
After=time-sync.target

[Service]
PermissionsStartOnly=true
Type=forking
RuntimeDirectory=/var/run/kea
RuntimeDirectoryMode=0775
ExecStart=/usr/sbin/keactrl start
ExecReload=/usr/sbin/keactrl reload
ExecStop=/usr/sbin/keactrl stop
Restart=on-failure

[Install]
WantedBy=multi-user.target
EOF

# Reload service
${SUDO} systemctl daemon-reload
# Enable service
${SUDO} systemctl enable kea-dhcp
# Start service
${SUDO} systemctl restart kea-dhcp

# Edit config file
# /etc/kea/keactrl.conf

exit 0