lilin

Notification

Lilin support sending notification to,

• Mattermost using incoming webhook.

See the next section on how to use the notification.

Mattermost incoming webhook

In the server configuration, add the section "notif" with the following format,

[notif]
kind = mattermost
webhook_url = # The incoming webhook URL.
channel = # The channel where the notification will be placed.
down_template = # Message template when service is down.
up_template = # Message template when service is up.

The down_template and up_template can contains the following variables,

• .ID: the service ID
• .At: the time when service up or down
• .Error: the error message that cause the service marked as down

For example, given the following scan report value,

.ID: http-server
.At: 2025-09-26 06:38:11 +0000 UTC
.Error: 503 Service Unavailable

The following down_template

{{.At}}: Service {{.ID}} is down: {{.Error}}

will be rendered as

2025-09-26 06:38:11 +0000 UTC: Service http-server is down: 503 Service Unavailable