I’ll introduce how to send Google Cloud billing alerts to Slack.

Background: Want to send Google Cloud billing alert emails to Slack

This article is about researching how to configure Google Cloud billing alert emails to be sent to a specific Slack channel.

• 予算と予算アラートの作成、編集、削除 | Cloud Billing | Google Cloud

Notify to Slack using Zapier

• 誰でもできるBigQueryのコストアラートをSlackやChatworkに通知する方法 | 株式会社援軍

Referring to the above article, I set up notifications in the flow Gmail -> Slack.

Notify to Slack using Cloud Pub/Sub and Cloud Functions

• BigQuery 破産で泣かないために。。GCP 利用料金を bot で Slack に通知してみた | DevelopersIO
• GCP予算アラートをSlackに通知する - Qiita

With the method described in the above articles, you need to use:

1. Cloud Pub/Sub
2. Cloud Functions
3. Slack Incoming Webhook

Since managing Cloud Functions code and setting up deployment flows is somewhat cumbersome, I haven’t put this into practice.

That’s all from the Gemba.