Creating a JavaScript function triggered by a Webhook

Let's create a JavaScript function in Microsoft Azure using Azure Portal:

1. Log in to the Azure portal and navigate to the function app, which we created in the previous chapter.
2. Click on the + sign to add a new Azure Function. Set the language as Javascript and the template as Generic Webhook, as shown in the following screenshot:

3. Now provide a name for the function and click on Create:

4. A default template will be created, as shown in the following screenshot:

5. Get the function URL and copy it. We will use it later in the chapter. Save it in a notepad:

6. Now, we will create a Webhook endpoint in an activity log alert in Azure Monitor. Click on Monitor, as shown in the following screenshot:

7. Now we need to create an alert. Click on Alerts and then on Add activity log alert:

8. Provide the following details:

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