bb-pipelines-builder.sh

#!/usr/bin/env sh
#title          : bb-pipelines-builder.sh
#description    : For npm/yarn projects! Convenience script to build, check and pack (fat) artifacts. For personal and experimental use only!
#author         : Christian-André Giehl <christian@emailbrief.de>
#date           : 20200324
#version        : 1.5
#usage          : sh ./bb-pipelines-builder.sh <project-name> <target-zip-name>
#==============================================================================

PROJECT_NAME=${1:-$(basename "$PWD")}
TARGET_NAME=${2}
#WITH_MODULES=true # TODO: improve selection; via args, etc.

# Exits in case the supplied state is != 0. State is typically supplied via $?
exitOnError() {
    state=$1
    msg=$2
    if [ $state -ne 0 ]; then
        echo "!!! ${msg}"
        echo "### Exiting."
        exit $state
    fi
}

printUsage() {
    echo "  Usage: sh ./bb-pipelines-builder.sh <project-name> <target-zip-name>"
    echo "  with:"
    echo "    <project-name>     project name, important for naming the artifact"
    echo "    <target-zip-name>  optional; if set, the artifact gets renamed to this value"
    echo "    <with-modules>     optional; if set, the node_modules folder is added to the artifact"
}

#
# Zips the project and adds node_modules to the artifact. Uses npm pack.
# Should be used for Lambda-deployments
#
pack_withModules() {
    PROJECT_NAME=${1}
    rm *.zip
    rm *.tgz
    rm -rf node_modules
    rm -rf package
    yarn install --production

    npm pack
    FILE=$(find ./ -type f -iname "${PROJECT_NAME}*.tgz" -print|head -n 1)
    echo "File found is '${FILE}'"
    tar -xf ${FILE}
    cd package && zip -r ../${FILE}.zip ./ && cd ..

    rm *.tgz
    rm -rf package

    exitOnError $? "Unable to zip!"

    FILE=$(find ./ -type f -iname "${PROJECT_NAME}*.zip" -print|head -n 1)
    echo "File found is '${FILE}'"
    echo "##### Adding node_modules..."
    zip -ur $FILE node_modules
    exitOnError $? "Unable to add node_modules to zip!"
}

#
# Zips the project using npm-pack-zip. Note: you need to add a "pack": "npm-pack-zip" command to your package.json.
# Should be used for Elastic-Beanstalk-deployments
#
pack_withoutModules() {
    PROJECT_NAME=${1}
    rm *.zip
    rm *.tgz
    # rm -rf node_modules
    rm -rf package
    # yarn install --production

    npm run pack # creates zip

    PACKAGE_VERSION=$(cat package.json \
        | grep version \
        | head -1 \
        | awk -F: '{ print $2 }' \
        | sed 's/[",]//g' \
        | tr -d '[[:space:]]')

    echo "Extracted version: ${PACKAGE_VERSION}"
    ARTIFACT=$(find ./ -iname "${PROJECT_NAME}*.zip" -print)
    echo "---> ${ARTIFACT}"
    W_VERSION=$(basename ${ARTIFACT} .zip)-${PACKAGE_VERSION}.zip
    mv ${ARTIFACT} ${W_VERSION}
}

echo "### Packaging..."
rm -rf artifacts
# set +x
if [ ! -z "${WITH_MODULES}" ] ; then
    pack_withModules ${PROJECT_NAME}
else
    pack_withoutModules ${PROJECT_NAME}
fi
# set -x
exitOnError $? "Unable to package!"

ARTIFACT=$(find ./ -iname "${PROJECT_NAME}*.zip" -print)
echo "Built artifact in '${ARTIFACT}'"

echo "### Moving artifact to subfolder..."
mkdir -p artifacts
mv ${ARTIFACT} ./artifacts/$(basename ${ARTIFACT})
cd ./artifacts

if [ ! -z "${TARGET_NAME}" ] ; then
    set -x
    mv $(basename ${ARTIFACT}) ${TARGET_NAME}
    set +x
fi
ls -lat

exit $?

# Optional: Check size
minsize=1024000 # 1MB
case $OSTYPE in
    darwin*) filesize=$(stat -f%z ${TARGET_NAME}) ;;
    *)  filesize=$(stat -c%s ${TARGET_NAME}) ;;
esac
exitOnError $? "Unable to determine package size!"
echo "Size of ${TARGET_NAME} = ${filesize} bytes."

if [ ${filesize} -lt ${minsize} ]; then
    exitOnError 1 "### Filesize too low! Please check!"
fi