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Alerting: Fix email template for text/plain emails (#69951)

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This commit fixes the email template for text/plain emails to
support custom messages. It also fixes the default template,
removing extra whitespace and showing Summary and Description
annotations separate from the other annotations.
This commit is contained in:
George Robinson
2023-06-14 23:09:06 +01:00
committed by GitHub
parent fc374f93a3
commit c1e3362e21
2 changed files with 117 additions and 70 deletions
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94
emails/templates/ng_alert_notification.txt
View File

@@ -1,38 +1,62 @@
[[HiddenSubject .Subject "[[.Title]]"]]
[[- define "__default_message" -]]
You have [[ len .Alerts.Firing ]] firing alert(s), and [[ len .Alerts.Resolved ]] resolved alert(s) for [[ .GroupLabels ]]
[[.Title]]
----------------
[[ if .Alerts.Firing -]]
([[ len .Alerts.Firing ]]) FIRING
-----------
[[ template "__default_alerts_summarize" .Alerts.Firing ]]
[[- end ]]
[[ .Alerts | len ]] alert[[ if gt (len .Alerts) 1 ]]s[[ end ]] for
[[ range .GroupLabels.SortedPairs ]]
[[ .Name ]] = [[ .Value ]]
[[ end ]]
[[ if gt (len .Alerts.Firing) 0 ]]([[ .Alerts.Firing | len ]]) Firing[[ end ]]
[[ range .Alerts.Firing ]]
Labels:
[[ range .Labels.SortedPairs ]]
[[ .Name ]] = [[ .Value ]]
[[ end ]]
[[ if gt (len .Annotations) 0 ]]
Annotations:
[[ end ]]
[[ range .Annotations.SortedPairs ]]
[[ .Name ]] = [[ .Value ]]
[[ end ]]
[[ end ]][[ if gt (len .Alerts.Resolved) 0 ]]([[ .Alerts.Resolved | len ]]) Resolved[[ end ]]
[[ range .Alerts.Resolved ]]
Labels:
[[ range .Labels.SortedPairs ]]
[[ .Name ]] = [[ .Value ]]
[[ end ]]
[[ if gt (len .Annotations) 0 ]]
Annotations:
[[ end ]]
[[ range .Annotations.SortedPairs ]]
[[ .Name ]] = [[ .Value ]]
[[ end ]]
[[ end ]]View your Alert rule:
[[.RuleUrl]]
[[ if .Alerts.Resolved -]]
([[ len .Alerts.Resolved ]]) RESOLVED
-------------
[[ template "__default_alerts_summarize" .Alerts.Resolved ]]
[[- end ]]
Go to the Alerts page: [[ .AlertPageUrl ]]
[[- end -]]
Go to the Alerts page:
[[.AlertPageUrl]]
[[- define "__default_alerts_summarize" -]]
[[- range . ]]
[[ template "__default_alert_labels" . ]]
[[ template "__default_alert_annotations" . ]]
[[- end ]]
[[- end -]]
[[- define "__default_alert_labels" -]]
[[- if gt (len .Labels) 3 -]]
Labels: [[ template "__default_sorted_pairs" .Labels ]]
[[- else -]]
Labels: [[ .Labels.SortedPairs ]]
[[- end -]]
[[- end -]]
[[- define "__default_alert_annotations" -]]
[[- $annotations := .Annotations -]]
[[- if index $annotations "summary" -]]
Summary: [[ index .Annotations "summary" ]]
[[- $annotations = $annotations.Remove (toStrings (list "summary")) ]]
[[ end -]]
[[- if index $annotations "description" -]]
Description: [[ index $annotations "description" ]]
[[- $annotations = $annotations.Remove (toStrings (list "description")) ]]
[[ end -]]
[[- if index $annotations "runbook_url" -]]
Runbook: [[ index $annotations "runbook_url" ]]
[[- $annotations = $annotations.Remove (toStrings (list "runbook_url")) ]]
[[ end -]]
[[- if $annotations -]]
Annotations: [[ template "__default_sorted_pairs" $annotations ]]
[[ end -]]
[[- end -]]
[[- define "__default_sorted_pairs" -]]
[[ range .SortedPairs ]]
[[ .Name ]] = [[ .Value ]]
[[- end ]]
[[- end -]]
[[- if .Message -]]
[[ .Message ]]
[[ else -]]
[[ template "__default_message" . ]]
[[- end ]]