Important: This documentation is about an older version. It's relevant only to the release noted, many of the features and functions have been updated or replaced. Please view the current version.
Template data
Template data is passed on to message templates as well as sent as payload to webhook pushes.
Name | Type | Notes |
---|---|---|
Receiver | string | Name of the contact point that the notification is being sent to. |
Status | string | firing if at least one alert is firing, otherwise resolved . |
Alerts | Alert | List of alert objects that are included in this notification (see below). |
GroupLabels | KeyValue | Labels these alerts were grouped by. |
CommonLabels | KeyValue | Labels common to all the alerts included in this notification. |
CommonAnnotations | KeyValue | Annotations common to all the alerts included in this notification. |
ExternalURL | string | Back link to the Grafana that sent the notification. If using external Alertmanager, back link to this Alertmanager. |
The Alerts
type exposes functions for filtering alerts:
Alerts.Firing
returns a list of firing alerts.Alerts.Resolved
returns a list of resolved alerts.
Alert
Name | Type | Notes |
---|---|---|
Status | string | firing or resolved . |
Labels | KeyValue | A set of labels attached to the alert. |
Annotations | KeyValue | A set of annotations attached to the alert. |
StartsAt | time.Time | Time the alert started firing. |
EndsAt | time.Time | Only set if the end time of an alert is known. Otherwise set to a configurable timeout period from the time since the last alert was received. |
GeneratorURL | string | A back link to Grafana or external Alertmanager. |
SilenceURL | string | Link to grafana silence for with labels for this alert pre-filled. Only for Grafana managed alerts. |
DashboardURL | string | Link to grafana dashboard, if alert rule belongs to one. Only for Grafana managed alerts. |
PanelURL | string | Link to grafana dashboard panel, if alert rule belongs to one. Only for Grafana managed alerts. |
Fingerprint | string | Fingerprint that can be used to identify the alert. |
ValueString | string | A string that contains the labels and value of each reduced expression in the alert. |
KeyValue
KeyValue
is a set of key/value string pairs that represent labels and annotations.
Here is an example containing two annotations:
{
"summary": "alert summary",
"description": "alert description"
}
In addition to direct access of data (labels and annotations) stored as KeyValue, there are also methods for sorting, removing and transforming.
Name | Arguments | Returns | Notes |
---|---|---|---|
SortedPairs | Sorted list of key & value string pairs | ||
Remove | []string | KeyValue | Returns a copy of the Key/Value map without the given keys. |
Names | []string | List of label names | |
Values | []string | List of label values |
Functions
Some functions to transform values are also available, along with default functions provided by Go templating.
Name | Arguments | Returns |
---|---|---|
title | string | Capitalizes first character of each word. |
toUpper | string | Converts all characters to upper case. |
match | pattern, string | Match a string using RegExp. |
reReplaceAll | pattern, replacement, string | RegExp substitution, unanchored. |
join | string, []string | Concatenates the elements of the second argument to create a single string. First argument is the separator. |
safeHtml | string | Marks string as HTML, not requiring auto-escaping. |
stringSlice | …string | Returns passed strings as slice of strings. |