Slack vacations notifier

Fetch vacations from an iCal url and post to slack the people who are on vacation today. Uses the categories metadata on the event, if the event has leaves as category it will treat is as a leave/vacation/day off.

Installation to k8s

Create a secret

The webshook and iCal URL needs to be created as a secret, it will be assigned as environment variable to the cron job. Amend the name of the secret and the example cronjob spec as needed, this example uses cronsecret as the secret name.

kubectl create secret generic cronsecret --from-literal=webhook-url=https://example.com/slack --from-literal=ical-url=https://example.com/ical
kubectl apply -f kubernetes/cron.yaml

Run locally

The project includes docker container for VSCode's Remote - Containers extension, it makes it very easy to set up a dev environment. There is a .env.dist file included, copy it to .env and add the iCal URLs and the Slack webhook URL for the channel.

Then you can run the app with

npm start

Create an app in slack

You will need to create an application in slack into the workspace you want to post messages to. In the application you can than add webhook URLs under the "Incoming webhooks" menu.