Dockerfile.ubuntu #1

ARG BASE_IMAGE=ubuntu:26.04
FROM ${BASE_IMAGE}
ENV container=docker
ENV SDP_DISTRO_PYTHON=/usr/bin/python3
RUN apt-get update && DEBIAN_FRONTEND=noninteractive apt-get install -y --no-install-recommends \
    systemd systemd-sysv dbus sudo hostname bash coreutils findutils procps psmisc diffutils lsof strace net-tools \
    ca-certificates curl wget tar gzip unzip rsync openssh-client openssh-server mailutils \
    build-essential openssl libssl-dev zlib1g-dev libbz2-dev libreadline-dev \
    libsqlite3-dev libffi-dev liblzma-dev libldap2-dev libsasl2-dev \
    python3 python3-dev python3-pip python3-venv iproute2 util-linux \
    && apt-get clean && rm -rf /var/lib/apt/lists/* \
    && useradd --create-home --shell /bin/bash perforce \
    && usermod --password "$(openssl passwd -6 "$(openssl rand -base64 48)")" perforce \
    && systemctl mask getty.target console-getty.service systemd-logind.service
RUN systemctl mask systemd-binfmt.service
STOPSIGNAL SIGRTMIN+3
CMD ["/sbin/init"]