gbilling2slack

Slack notifications tools for Google Cloud Platform Billing.

Overview

This package notifies gcp billing to your slack channel.

• Cloud Scheduler sends message to Cloud Pub/Sub and Cloud Pub/Sub triggers Cloud Functions.
• Cloud Functions gets billing from BigQuery table and sends it to your Slack channel.
• You can see billing on Slack channel.

Requirements

Notify GCP Billing to Slack requires the following to run:

• Go more than 1.11
• Cloud SDK

Variables

Notify GCP Billing to Slack requires only 3 variables to run:

#	variables	Note
1	TABLE_NAME	Table name of billing on BigQuery
2	SLACK_API_TOKEN	Slack api token
3	SLACK_CHANNEL	Slack channel name

Usage

This package uses below services.

• Google Cloud Billing（BigQuery）
• Google Cloud Functions
• Google Cloud Pub/Sub
• Google Cloud Scheduler
• Slack API

Steps

1. Get Slack API Token
2. Export your GCP billing to BigQuery (reference)
3. Set Cloud Scheduler

gcloud beta scheduler jobs create pubsub notify-billing-to-slack --project <YOUR GCP PROJECT> \
  --schedule "55 23 * * *" \
  --topic topic-billing \
  --message-body="execute" \
  --time-zone "Asia/Tokyo" \
  --description "This job invokes cloud function via cloud pubsub and send GCP billing to slack"

4. Deploy to Cloud Functions

gcloud functions deploy notifyBilling --project <YOUR GCP PROJECT> \
  --entry-point NotifyBilling \
  --trigger-resource topic-billing \
  --trigger-event google.pubsub.topic.publish \
  --runtime go111 \
  --set-env-vars TABLE_NAME=<billing table-name> \
  --set-env-vars SLACK_API_TOKEN=<slack-api-token> \
  --set-env-vars SLACK_CHANNEL=<slack-channel-name>

5. Go to the Cloud Scheduler page and click the run now button of notify-billing-to-slack

Example

You can get below output on slack when it comes to the set time.

This automatically notify you of charges for all services charged on GCP.

License

This project is licensed under the Apache License 2.0 License - see the LICENSE file for details