Update Notebook-dev.Dockerfile

Author: KevinZonda

Notebook-dev.Dockerfile

@@ -14,7 +14,8 @@ RUN apt-get update --yes && \
 RUN apt-get install -y openssh-server && \
     mkdir /var/run/sshd && \
     sed -i 's/#PermitRootLogin prohibit-password/PermitRootLogin no/' /etc/ssh/sshd_config && \
-    sed -i 's/#PasswordAuthentication yes/PasswordAuthentication yes/' /etc/ssh/sshd_config
+    sed -i 's/#PasswordAuthentication yes/PasswordAuthentication yes/' /etc/ssh/sshd_config && \
+    sed -i 's/#Port 22/Port 8822/' /etc/ssh/sshd_config
 
 RUN apt-get clean && rm -rf /var/lib/apt/lists/*
 
@@ -39,7 +40,7 @@ USER ${NB_UID}
 
 RUN sed -i '/eval "$(conda shell.bash hook)"/c\export PATH="/opt/conda/bin:/opt/conda/condabin:/opt/conda/bin:/opt/conda/condabin:/opt/conda/bin:$PATH"\neval "$(conda shell.bash hook)"' ~/.bashrc
 
-EXPOSE 22
+EXPOSE 8822
 
 ENTRYPOINT ["tini", "-g", "--"]
 CMD ["/usr/local/bin/start-nb-with-ssh-dev.sh"]