After you configure a webhook alert, you can send alert notifications to a specified webhook URL. Prometheus can send Webhook alert notifications to applications such as Feishu, WeChat, and DingTalk. This topic describes how to create a webhook alert. Feishu is used in this example.

Step 1: Create a webhook URL

  1. Open and log on to Feishu.
  2. Click the + icon, and then click Add Group to create a Feishu group where alert notifications are sent.
  3. Click the group settings icon, and then click the Bots tab.
  4. On the BOTs tab, click Add Bot.
    Add a bot to a Feishu group
  5. In the Add Bot dialog box, select Custom Bot.
    Create a custom bot in Feishu
  6. Set the Bot name and Description parameters, and then click Next.
    Configure a custom bot in Feishu
  7. Click Copy to save the value of the Webhook URL parameter, and then click Finish.
    Set a webhook URL in Feishu

Step 2: Create a webhook alert

  1. Log on to the ARMS console.
  2. In the left-side navigation pane, choose Alerts > Contacts.
  3. On the Contact tab, click Create a webhook in the upper-right corner.
  4. In the Create Webhook dialog box, set the parameters.

    The following table describes the parameters.

    Parameter Description
    Webhook Name Required. The name of the custom webhook.
    Post or Get Required. The request method. The requested URL cannot exceed 100 characters in length.

    In this example, select Post and paste the webhook URL that is saved in the Step 1: Create a webhook URL section to the field.

    Header and Param Optional. The request header. The header cannot exceed 200 characters in length. You can click + Add to add headers or parameters. The default request header is Content-Type: text/plain; charset=UTF-8. The total number of headers and parameters cannot exceed 6.
    In this example, set the following two headers:
    • Arms-Content-Type : json
    • Content-Type : application/json
    Body Optional. This parameter is available if you use the post method. You can use $content in the body string as a placeholder of alert content. The body cannot exceed 500 characters in length.
    In this example, use the following alert content format: 
    {"msg_type": "text","content": {"text": "$content"}}
  5. Optional:Click Test to verify whether the configurations are valid.
  6. Click Create.