Initial commit

ubuntu/Dockerfile

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+FROM ubuntu:24.04
+
+RUN apt-get update && \
+    apt-get install -y \
+      openssh-server \
+      sudo \
+      python3 \
+      ca-certificates && \
+    rm -rf /var/lib/apt/lists/*
+
+RUN mkdir /var/run/sshd
+
+RUN useradd -m -s /bin/bash nicolo && \
+    echo "nicolo ALL=(ALL) NOPASSWD:ALL" > /etc/sudoers.d/nicolo
+
+RUN sed -i 's/#PasswordAuthentication yes/PasswordAuthentication no/' /etc/ssh/sshd_config && \
+    sed -i 's/#PermitRootLogin prohibit-password/PermitRootLogin no/' /etc/ssh/sshd_config
+
+RUN mkdir /home/nicolo/.ssh && \
+    chmod 700 /home/nicolo/.ssh
+
+COPY id_ansible_lab.pub /home/nicolo/.ssh/authorized_keys
+
+RUN chown nicolo:nicolo -R /home/nicolo/.ssh && chmod 600 /home/nicolo/.ssh/authorized_keys
+
+EXPOSE 22
+CMD ["/usr/sbin/sshd", "-D"]
+