Kea is an open source implementation of the Dynamic Host Configuration Protocol (DHCP) servers, developed and maintained by Internet Systems Consortium (ISC).
So, we can build and install Kea DHCP server from source on ubuntu.
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| #!/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 |
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