docker-openssh-server/Dockerfile.ubuntu at master · devdotnetorg/docker-openssh-server · GitHub

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###########################################
# Official Image Ubuntu with OpenSSH server
# Allow SSH connection to the container
# Installed: openssh-server, mc, htop, zip,
# tar, iotop, ncdu, nano, vim, bash, sudo
# for net: ping, traceroute, telnet, host,
# nslookup, iperf, nmap
###########################################

ARG IMAGE_VERSION="ubuntu:24.04"

FROM $IMAGE_VERSION
# Label docker image
ARG IMAGE_VERSION
MAINTAINER DevDotNet.Org <anton@devdotnet.org>
LABEL maintainer="DevDotNet.Org <anton@devdotnet.org>"
LABEL build_version="Image version:- ${IMAGE_VERSION}"

# Base
# Set the locale

ENV LANG en_US.UTF-8
ENV LANGUAGE en_US.UTF-8

# Password for ssh
ENV USER_PASSWORD=123456

# Copy to image
COPY copyables /

# Install
RUN apt-get update && apt-get -y upgrade \
	&& apt-get install -y openssh-server \
# Utils
	&& apt-get install -y mc htop iotop ncdu tar zip nano vim bash sudo sed \
# Net utils
	&& apt-get install -y iputils-ping traceroute telnet dnsutils iperf nmap \
# Deleting keys
	&& rm -rf /etc/ssh/ssh_host_dsa* /etc/ssh/ssh_host_ecdsa* /etc/ssh/ssh_host_ed25519* /etc/ssh/ssh_host_rsa* \
# Config SSH
	&& sed -ri "s|^#PermitRootLogin|PermitRootLogin|" /etc/ssh/sshd_config \
	&& sed -i "s|PermitRootLogin without-password|PermitRootLogin yes|" /etc/ssh/sshd_config \
	&& sed -i "s|PermitRootLogin prohibit-password|PermitRootLogin yes|" /etc/ssh/sshd_config \
	&& sed -ri "s|^#?PermitRootLogin\s+.*|PermitRootLogin yes|" /etc/ssh/sshd_config \
	&& sed -ri "s|^#PasswordAuthentication|PasswordAuthentication|" /etc/ssh/sshd_config \
	&& sed -ri "s|^PasswordAuthentication no|PasswordAuthentication yes|" /etc/ssh/sshd_config \
	&& sed -ri "s|UsePAM yes|#UsePAM yes|g" /etc/ssh/sshd_config \
# Folder Data
	&& mkdir -p /data \
# Cleaning
	&& apt-get clean autoclean -y \
	&& apt-get autoremove -y \
	&& rm -rf /var/lib/{apt,dpkg,cache,log}/ \
	&& rm -rf /var/lib/apt/lists/*.lz4 \
	&& rm -rf /var/log/* \
	&& rm -rf /tmp/* \
	&& rm -rf /var/tmp/* \
	&& rm -rf /usr/share/doc/ \
	&& rm -rf /usr/share/man/ \
	&& rm -rf $HOME/.cache \
	&& chmod +x /entrypoint.sh

# Port SSH
EXPOSE 22/tcp

ENTRYPOINT ["/entrypoint.sh"]

CMD ["/usr/sbin/sshd", "-D"]