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Refactor user and group creation in Dockerfile #12

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Merged
yijunge-ucb merged 1 commit into from
May 18, 2026
Merged

Refactor user and group creation in Dockerfile #12

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24 changes: 23 additions & 1 deletion Dockerfile
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Original file line number Diff line number Diff line change
Expand Up @@ -31,7 +31,29 @@ RUN apt-get -qq update --yes && \
echo "en_US.UTF-8 UTF-8" > /etc/locale.gen && \
locale-gen

RUN adduser --disabled-password --gecos "Default Jupyter user" ${NB_USER}
RUN if getent group ${NB_UID}; then \
GROUP_1000="$(getent group ${NB_UID} | cut -d: -f1)"; \
if [ "$GROUP_1000" != "$NB_USER" ]; then \
groupmod --new-name ${NB_USER} "$GROUP_1000"; \
fi; \
else \
groupadd --gid ${NB_UID} ${NB_USER}; \
fi
RUN if id ${NB_UID}; then \
USER_1000="$(id ${NB_UID} -un)"; \
if [ "$USER_1000" != "$NB_USER" ]; then \
usermod --home "/home/$NB_USER" --login "$NB_USER" --move-home "$USER_1000"; \
fi; \
else \
useradd \
--comment "Default user" \
--create-home \
--gid ${NB_UID} \
--no-log-init \
--shell /bin/bash \
--uid ${NB_UID} \
${NB_USER}; \
fi

# -------------------------------------------------------------------
# Man pages
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