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#!/usr/bin/env bash
set -e
VERSION=${1:-"latest"}
USERNAME=${2:-"automatic"}
# If in automatic mode, determine if a user already exists, if not use vscode
if [ "${USERNAME}" = "auto" ] || [ "${USERNAME}" = "automatic" ]; then
USERNAME=""
POSSIBLE_USERS=("vscode" "node" "codespace" "$(awk -v val=1000 -F ":" '$3==val{print $1}' /etc/passwd)")
for CURRENT_USER in ${POSSIBLE_USERS[@]}; do
if id -u ${CURRENT_USER} > /dev/null 2>&1; then
USERNAME=${CURRENT_USER}
break
fi
done
if [ "${USERNAME}" = "" ]; then
USERNAME=vscode
fi
elif [ "${USERNAME}" = "none" ]; then
USERNAME=root
USER_UID=0
USER_GID=0
fi
# Use sudo to run as non-root user is not already running
sudoUserIf()
{
if [ "$(id -u)" -eq 0 ] && [ "${USERNAME}" != "root" ]; then
sudo -u ${USERNAME} "$@"
else
"$@"
fi
}
# If we don't yet have Python, install it now.
if ! python --version > /dev/null ; then
echo "You need to install Python before installing JupyterLab."
exit 1
fi
# If we don't already have JupyterLab installed, install it now.
if ! jupyter-lab --version > /dev/null ; then
echo "Installing JupyterLab..."
if [ "${VERSION}" = "latest" ]; then
pip install jupyterlab
else
pip install jupyterlab=="${VERSION}" --no-cache-dir
fi
fi
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