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#!/usr/bin/env bash
#-------------------------------------------------------------------------------------------------------------
# Copyright (c) Microsoft Corporation. All rights reserved.
# Licensed under the MIT License. See https://go.microsoft.com/fwlink/?linkid=2090316 for license information.
#-------------------------------------------------------------------------------------------------------------
#
# Docs: https://github.com/microsoft/vscode-dev-containers/blob/main/script-library/docs/hugo.md
# Maintainer: The VS Code and Codespaces Teams
VERSION=${VERSION:-"latest"}
USERNAME=${USERNAME:-"automatic"}
UPDATE_RC=${UPDATE_RC:-"true"}
HUGO_DIR=${HUGO_DIR:-"/usr/local/hugo"}
set -e
if [ "$(id -u)" -ne 0 ]; then
echo -e 'Script must be run as root. Use sudo, su, or add "USER root" to your Dockerfile before running this script.'
exit 1
fi
# Ensure that login shells get the correct path if the user updated the PATH using ENV.
rm -f /etc/profile.d/00-restore-env.sh
echo "export PATH=${PATH//$(sh -lc 'echo $PATH')/\$PATH}" > /etc/profile.d/00-restore-env.sh
chmod +x /etc/profile.d/00-restore-env.sh
# Determine the appropriate non-root user
if [ "${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 [ "${USERNAME}" = "" ]; then
USERNAME=root
fi
elif [ "${USERNAME}" = "none" ] || ! id -u ${USERNAME} > /dev/null 2>&1; then
USERNAME=root
fi
architecture="$(uname -m)"
if [ "${architecture}" != "amd64" ] && [ "${architecture}" != "x86_64" ] && [ "${architecture}" != "arm64" ] && [ "${architecture}" != "aarch64" ]; then
echo "(!) Architecture $architecture unsupported"
exit 1
fi
updaterc() {
if [ "${UPDATE_RC}" = "true" ]; then
echo "Updating /etc/bash.bashrc and /etc/zsh/zshrc..."
if [[ "$(cat /etc/bash.bashrc)" != *"$1"* ]]; then
echo -e "$1" >> /etc/bash.bashrc
fi
if [ -f "/etc/zsh/zshrc" ] && [[ "$(cat /etc/zsh/zshrc)" != *"$1"* ]]; then
echo -e "$1" >> /etc/zsh/zshrc
fi
fi
}
# Function to run apt-get if needed
apt_get_update_if_needed()
{
if [ ! -d "/var/lib/apt/lists" ] || [ "$(ls /var/lib/apt/lists/ | wc -l)" = "0" ]; then
echo "Running apt-get update..."
apt-get update
else
echo "Skipping apt-get update."
fi
}
# Checks if packages are installed and installs them if not
check_packages() {
if ! dpkg -s "$@" > /dev/null 2>&1; then
apt_get_update_if_needed
apt-get -y install --no-install-recommends "$@"
fi
}
# Install dependencies
check_packages curl ca-certificates tar
# Fetch latest version of Hugo if needed
if [ "${VERSION}" = "latest" ] || [ "${VERSION}" = "lts" ]; then
export VERSION=$(curl -s https://api.github.com/repos/gohugoio/hugo/releases/latest | grep "tag_name" | awk '{print substr($2, 3, length($2)-4)}')
fi
# Install Hugo if it's missing
if ! hugo version &> /dev/null ; then
if ! cat /etc/group | grep -e "^hugo:" > /dev/null 2>&1; then
groupadd -r hugo
fi
usermod -a -G hugo "${USERNAME}"
echo "Installing Hugo..."
installation_dir="$HUGO_DIR/bin"
mkdir -p "$installation_dir"
# Install ARM or x86 version of hugo based on current machine architecture
if [ "$(uname -m)" == "aarch64" ]; then
arch="ARM64"
else
arch="64bit"
fi
hugo_filename="hugo_${VERSION}_Linux-${arch}.tar.gz"
curl -fsSLO --compressed "https://github.com/gohugoio/hugo/releases/download/v${VERSION}/${hugo_filename}"
tar -xzf "$hugo_filename" -C "$installation_dir"
rm "$hugo_filename"
updaterc "export HUGO_DIR=${installation_dir}"
chown -R "${USERNAME}:hugo" "${HUGO_DIR}"
chmod -R g+r+w "${HUGO_DIR}"
find "${HUGO_DIR}" -type d | xargs -n 1 chmod g+s
fi
echo "Done!"
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