amwork2010/u2004 repository overview

FROM ubuntu:focal

RUN apt-get update && apt-get install -y
net-tools
iputils-ping
iproute2 isc-dhcp-server

ENV TZ=Asia/Shanghai
DEBIAN_FRONTEND=noninteractive

RUN apt update
&& apt install -y tzdata
&& ln -fs /usr/share/zoneinfo/${TZ} /etc/localtime
&& echo ${TZ} > /etc/timezone
&& dpkg-reconfigure --frontend noninteractive tzdata
&& rm -rf /var/lib/apt/lists/*

EXPOSE 67/udp 67/tcp

RUN ["touch", "/var/lib/dhcp/dhcpd.leases"]

VOLUME ["/etc/dhcp"]

CMD ["/usr/sbin/dhcpd", "-4", "-f", "-d", "--no-pid", "-cf", "/etc/dhcp/dhcpd.conf"]

##CMD /bin/bash