install/docker/entrypoint.sh
#!/bin/bash
set -e
# Function to set default values for environment variables
set_defaults() {
export CONFIG_DIR="${CONFIG_DIR:-/opt/config}"
export CONFIG="$CONFIG_DIR/config.json"
export NODEBB_INIT_VERB="${NODEBB_INIT_VERB:-install}"
export NODEBB_BUILD_VERB="${NODEBB_BUILD_VERB:-build}"
export START_BUILD="${START_BUILD:-${FORCE_BUILD_BEFORE_START:-false}}"
export SETUP="${SETUP:-}"
export PACKAGE_MANAGER="${PACKAGE_MANAGER:-npm}"
export OVERRIDE_UPDATE_LOCK="${OVERRIDE_UPDATE_LOCK:-false}"
}
# Function to check if a directory exists and is writable
check_directory() {
local dir="$1"
if [ ! -d "$dir" ]; then
echo "Error: Directory $dir does not exist. Creating..."
mkdir -p "$dir" || {
echo "Error: Failed to create directory $dir"
exit 1
}
fi
if [ ! -w "$dir" ]; then
echo "Warning: No write permission for directory $dir, attempting to fix..."
chown -R $USER:$USER "$dir" || true # attempt to change ownership, do not exit on failure
chmod -R 760 "$dir" || true # attempt to change permissions, do not exit on failure
if [ ! -w "$dir" ]; then
echo "Error: No write permission for directory $dir. Exiting..."
exit 1
fi
fi
}
# Function to copy or link package.json and lock files based on package manager
copy_or_link_files() {
local src_dir="$1"
local dest_dir="$2"
local package_manager="$3"
local lock_file
case "$package_manager" in
yarn) lock_file="yarn.lock" ;;
npm) lock_file="package-lock.json" ;;
pnpm) lock_file="pnpm-lock.yaml" ;;
*)
echo "Unknown package manager: $package_manager"
exit 1
;;
esac
# Check if source and destination files are the same
if [ "$(realpath "$src_dir/package.json")" != "$(realpath "$dest_dir/package.json")" ] || [ "$OVERRIDE_UPDATE_LOCK" = true ]; then
cp "$src_dir/package.json" "$dest_dir/package.json"
fi
if [ "$(realpath "$src_dir/$lock_file")" != "$(realpath "$dest_dir/$lock_file")" ] || [ "$OVERRIDE_UPDATE_LOCK" = true ]; then
cp "$src_dir/$lock_file" "$dest_dir/$lock_file"
fi
# Remove unnecessary lock files in src_dir
rm -f "$src_dir/"{yarn.lock,package-lock.json,pnpm-lock.yaml}
# Symbolically link the copied files in src_dir to dest_dir
ln -fs "$dest_dir/package.json" "$src_dir/package.json"
ln -fs "$dest_dir/$lock_file" "$src_dir/$lock_file"
}
# Function to install dependencies using pnpm
install_dependencies() {
case "$PACKAGE_MANAGER" in
yarn) yarn install || {
echo "Failed to install dependencies with yarn"
exit 1
} ;;
npm) npm install || {
echo "Failed to install dependencies with npm"
exit 1
} ;;
pnpm) pnpm install || {
echo "Failed to install dependencies with pnpm"
exit 1
} ;;
*)
echo "Unknown package manager: $PACKAGE_MANAGER"
exit 1
;;
esac
}
# Function to start setup session
start_setup_session() {
local config="$1"
echo "Starting setup session"
exec /usr/src/app/nodebb setup --config="$config"
}
# Handle building and upgrading NodeBB
build_forum() {
local config="$1"
local start_build="$2"
local package_hash=$(md5sum install/package.json | head -c 32)
if [ "$package_hash" = "$(cat $CONFIG_DIR/install_hash.md5 || true)" ]; then
echo "package.json was updated. Upgrading..."
/usr/src/app/nodebb upgrade --config="$config" || {
echo "Failed to build NodeBB. Exiting..."
exit 1
}
elif [ "$start_build" = true ]; then
echo "Build before start is enabled. Building..."
/usr/src/app/nodebb "${NODEBB_BUILD_VERB}" --config="$config" || {
echo "Failed to build NodeBB. Exiting..."
exit 1
}
else
echo "No changes in package.json. Skipping build..."
return
fi
echo -n $package_hash > $CONFIG_DIR/install_hash.md5
}
# Function to start forum
start_forum() {
local config="$1"
local start_build="$2"
build_forum "$config" "$start_build"
case "$PACKAGE_MANAGER" in
yarn)
yarn start --config="$config" --no-silent --no-daemon || {
echo "Failed to start forum with yarn"
exit 1
}
;;
npm)
npm start -- --config="$config" --no-silent --no-daemon || {
echo "Failed to start forum with npm"
exit 1
}
;;
pnpm)
pnpm start -- --config="$config" --no-silent --no-daemon || {
echo "Failed to start forum with pnpm"
exit 1
}
;;
*)
echo "Unknown package manager: $PACKAGE_MANAGER"
exit 1
;;
esac
}
# Function to start installation session
start_installation_session() {
local nodebb_init_verb="$1"
local config="$2"
echo "Config file not found at $config"
echo "Starting installation session"
exec /usr/src/app/nodebb "$nodebb_init_verb" --config="$config"
}
# Function for debugging and logging
debug_log() {
local message="$1"
echo "DEBUG: $message"
}
# Main function
main() {
set_defaults
check_directory "$CONFIG_DIR"
copy_or_link_files /usr/src/app "$CONFIG_DIR" "$PACKAGE_MANAGER"
install_dependencies
debug_log "PACKAGE_MANAGER: $PACKAGE_MANAGER"
debug_log "CONFIG location: $CONFIG"
debug_log "START_BUILD: $START_BUILD"
if [ -n "$SETUP" ]; then
start_setup_session "$CONFIG"
fi
if [ -f "$CONFIG" ]; then
start_forum "$CONFIG" "$START_BUILD"
else
start_installation_session "$NODEBB_INIT_VERB" "$CONFIG"
fi
}
# Execute main function
main "$@"