Installs a dependency from a git repo using info specified in pakage.json, then builds it

git-dependency-install-and-build.sh

#!/bin/bash
# Installs a dependency from a git repo using info specified in pakage.json, then builds it
: <<"MultilineCommentDelimiter"

Place this file in ./devops/git-dependency/install-and-build.sh

Update package.json to add "config" and a a build step to "scripts"

{
	"config": {
		"foo": {
			"name": "foo",
			"user": "bguiz",
			"commit": "v1.2.3"
		},
	},
	"scripts": {
		"postinstall": "npm run build-foo",
		"build-foo": "bash ./devops/git-dependency/install-and-build.sh foo"
	}
}

MultilineCommentDelimiter

set -o xtrace

# Read info from package.json (npm populates contents in env vars)
DIR="$( cd "$( dirname "${BASH_SOURCE[0]}" )" && cd ../.. && pwd )"
DEP_NAME="${1}"
REPO_USER_VARNAME="npm_package_config_${DEP_NAME}_user"
REPO_USER="${!REPO_USER_VARNAME}"
REPO_NAME_VARNAME="npm_package_config_${DEP_NAME}_name"
REPO_NAME="${!REPO_NAME_VARNAME}"
REPO_COMMIT_VARNAME="npm_package_config_${DEP_NAME}_commit"
REPO_COMMIT="${!REPO_COMMIT_VARNAME}"

# Clone or update from git repository, and switch to specified commit
mkdir -p ${DIR}/tmp
cd ${DIR}/tmp
if cd ./${REPO_NAME}; then
	echo 'git fetch'
	git fetch origin :remotes/origin/
else
	echo 'git clone'
	git clone --depth 1 --branch ${REPO_COMMIT} git@github.com:${REPO_USER}/${REPO_NAME}.git ${REPO_NAME}
	cd ./${REPO_NAME}
fi
git checkout ${REPO_COMMIT}
git status
git describe

# Now build and symlink
npm install --cache-min 864000
npm run build
ls ${PWD}/build
cd ${DIR}
rm ${DIR}/static/${REPO_NAME}
ln -sf ${DIR}/tmp/${REPO_NAME}/build ${DIR}/static/${REPO_NAME}
ls -la ${DIR}/static
ls -la ${DIR}/static/${REPO_NAME}/*
cat ${DIR}/static/${REPO_NAME}/index.html