Line Bot on Cloud Funtions

Simple echo line bot on Google Cloud Functions

Preparation

Replace <CHANNEL ACCESS TOKEN> in index.js with your token from the Line Channel settings page
Create GCP account and install gcloud cli
Enable Cloud Functions API in GCP Console
Repace <YOUR-GCP-PROJECT> in deploy.sh with your GCP Project ID
Replace <YOUR-GCS-BUCKET> in deploy.sh with your GCS Bucket

You can deploy by running deploy.sh or using the command below

gcloud beta functions deploy line-bot --project <YOUR-GCP-PROJECT> --stage-bucket <YOUR-GCS-BUCKET> --entry-point hook --trigger-http

Your bot will or may be available for Line Messaging API to access via

https://us-central1-<YOUR-GCP-PROJECT>.cloudfunctions.net/line-bot

You can enter the above URL to Webhook URL in the Line Channel settings page

Google Cloud Functions is still in beta during this publish. Please use with caution.