run-development.sh

#!/bin/bash
source ./helpers.sh

# We want to run from /app but don't want to touch that folder.
#
# - node_modules which were already available in the mounted sources
# should be taken into account but shouldn't be overwritten by a
# following npm install.
#
# - Only run npm install when the package.json has changed.

# Move to right folder
cd /usr/src/app/



######################
# Install dependencies
######################

## Check if package.json existed and did not change since previous build (at
## first run from the template itself it doesn't exist but that's fine for
## comparison)
cmp -s /app/package.json /tmp/last-build-service-package.json
CHANGE_IN_PACKAGE_JSON="$?"
if [ -f /app/package.json ]
then
    cp /app/package.json /tmp/last-build-service-package.json
fi

## Ensure we _sync_ the sources from the hosted app and _copy_ the node_modules.
##
## We don't want to do --delete on the node_modules because this allows us
## to depend on the node_modules installed in an earlier update cycle as well as
## taking node_modules from the hosted app into account.
##
## Although we can always override the mu package, we may install the
## node_modules in the template, or the node_modules may be offered in part or
## in full.  Hence we should only add the node_modules of the mounted code and
## not remove anything.
# TODO: this is related to installing dependencies, should this become part of npm-install-dependencies or should this be part of a copy-sources script.
docker-rsync --delete --exclude node_modules /app/ /usr/src/app/app/
if [ -d /app/node_modules/ ]
then
    docker-rsync /app/node_modules /usr/src/app/app/
fi

## Copy config folder
if [[ "$(ls -A /config/ 2> /dev/null)" ]]
then
    mkdir -p ./app/config/
    cp -rf /config/* ./app/config/
fi

## Install dependencies on first boot
if [ $CHANGE_IN_PACKAGE_JSON != "0" ] || [ ! -f /tmp/dependencies-installed-once-for-dev ]
then
    echo "Installing dependencies"
    ./prepare-package-json.sh
    ./npm-install-dependencies.sh
    touch /tmp/dependencies-installed-once-for-dev
else
    # TODO: We overwrote the merged package.json when copying from the template, we could drop this if
    # don't overwrite the merged package.json on reload.
    ./prepare-package-json.sh
fi


###############
# Transpilation
###############

./transpile-sources.sh

cp /usr/src/app/helpers/mu/package.json /usr/src/dist/node_modules/mu/

##############
# Start server
##############

cd /usr/src/dist/
node \
    --inspect="0.0.0.0:9229" \
    ./app.js