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Fix cache fallback (#369)

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* Fix Cache fallback

Signed-off-by: Frank Jogeleit <frank.jogeleit@web.de>

* update changelog

Signed-off-by: Frank Jogeleit <frank.jogeleit@web.de>

---------

Signed-off-by: Frank Jogeleit <frank.jogeleit@web.de>
This commit is contained in:
Frank Jogeleit 2023-11-21 11:39:06 +01:00 committed by GitHub
parent 7751d895f1
commit 4d1840342b
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GPG key ID: 4AEE18F83AFDEB23
3 changed files with 10 additions and 6 deletions
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7
CHANGELOG.md
View file

@ -1,8 +1,13 @@
# Changelog
# Next
* Policy Reporter v2.17.3
* Fix handling if metric cache fallback
# 2.21.2
* Policy Reporter
* Policy Reporter v2.17.2
* Fix ID generation for Policy Reports which using `scope` as resource reference
* Add optional `message` metric label
* Helm Chart
* fix: Add chart parameters for setting `revisionHistoryLimit` [[#363](https://github.com/kyverno/policy-reporter/pull/363) by [bodgit](https://github.com/bodgit)]
* fix: allow not setting `.Values.podSecurityContext` for kyvernoPlugin [[#361](https://github.com/kyverno/policy-reporter/pull/361) by [haraldsk](https://github.com/haraldsk)]

5
pkg/listener/metrics/cache.go
View file

@ -61,10 +61,7 @@ func (c *Cache) GetReportLabels(id string) []*CacheItem {
return item.([]*CacheItem)
}
return []*CacheItem{{
Labels: make(prometheus.Labels),
Value: 0,
}}
return []*CacheItem{}
}
func labelHash(labels prometheus.Labels) string {

4
pkg/listener/metrics/result_custom.go
View file

@ -60,7 +60,9 @@ func CreateCustomResultMetricsListener(
case report.Deleted:
items := cache.GetReportLabels(newReport.GetID())
for _, item := range items {
decreaseOrDelete(gauge, item.Labels, item.Value)
if len(item.Labels) > 0 {
decreaseOrDelete(gauge, item.Labels, item.Value)
}
}
cache.Remove(newReport.GetID())