FROM ubuntu:22.04 ENV DEBIAN_FRONTEND=noninteractive RUN apt-get update \ && apt-get install -y --no-install-recommends openssh-server sudo ca-certificates \ && rm -rf /var/lib/apt/lists/* RUN mkdir /var/run/sshd RUN useradd -m -s /bin/bash crime1 \ && useradd -m -s /bin/bash crime2 \ && useradd -m -s /bin/bash crime3 RUN mkdir -p /home/crime1 /home/crime2 /home/crime3 \ && chown -R crime1:crime1 /home/crime1 \ && chown -R crime2:crime2 /home/crime2 \ && chowm -R crime3:crime3 /home/crime3 RUN echo "crime1:crime1" | chpasswd RUN echo "crime2:&Vs@gSfdC+SPh!{BkBSt$~9{" | chpasswd RUN echo "crime3:CX1bjEG5Hj2bYmFBKe4hfLYFpXBFi2Dv" | chpasswd COPY .env /home/crime1/.Chats/Chat.txt RUN chown crime1:crime1 /home/crime1/.Chats/Chat.txt && chmod 600 /home/crime1/.Chats/Chat.txt COPY data.txt /home/crime2/data.txt RUN chown crime2:crime2 /home/crime2/data.txt && chmod 600 /home/crime1/data.txt RUN sed -i 's/#PasswordAuthentication yes/PasswordAuthentication yes/' /etc/ssh/sshd_config RUN sed -i 's/#PermitEmptyPasswords no/PermitEmptyPasswords no/' /etc/ssh/sshd_config EXPOSE 2220 CMD ["/usr/sbin/sshd","-D"]