+FROM nexus3.o-ran-sc.org:10004/o-ran-sc/bldr-ubuntu18-c-go:9-u18.04 as ubuntu
+
+# ======================================================================
+# add netconf user
+RUN \
+ adduser --system netconf && \
+ echo "netconf:netconf" | chpasswd
+
+# generate ssh keys for netconf user
+RUN \
+ mkdir -p /home/netconf/.ssh && \
+ ssh-keygen -A && \
+ ssh-keygen -t dsa -P '' -f /home/netconf/.ssh/id_dsa && \
+ cat /home/netconf/.ssh/id_dsa.pub > /home/netconf/.ssh/authorized_keys
+