ozero / telegraf_sls_expressjs_example

Telegram Bot Example repository for Telegraf.js + Serverless framework + AWS Lambda (Node.js, Express.js)

Telegraf.js example with Serverless Framework Node Express API on AWS

based on : Serverless Framework Node Express API on AWS

Setup

Telegram bot token

• Create a new bot with @BotFather, then get bot_token.
• Copy serverless-env-dev.yml from sample.

cp serverless-env-dev.yml.sample serverless-env-dev.yml

• Open serverless-env-dev.yml and paste the value into BOT_TOKEN you got above.

Configure env vars

• Copy serverless.yml from sample.

cp serverless.yml.sample serverless.yml

• Open serverless.yml and Edit YOURNAME, MY-APPNAME
• Then do first deploy

sls deploy --stage dev

• Open AWS management console and check the Lambda function you deployed.
• Check the API Gateway that integrated with your Lambda function.
• Make sure its end point url. https://<REST_API_ID>.execute-api.<AWS_REGION>.amazonaws.com/
• Open serverless-env-dev.yml and paste the value REST_API_ID you got above.
• Then deploy again

sls deploy --stage dev

Tell webhook url to Telegram API

• Open url in your web brouwser. https://<REST_API_ID>.execute-api.<AWS_REGION>.amazonaws.com/setwebhook
• Then start with your bot, type any text.

Update only the code

sls deploy function --function api --stage dev

Deploy to production

• Make sure serverless-env-production.yml is correct.
• Command to deploy is below

sls deploy --stage production