Make 'for' configurable for falco exporter prometheus rules

Signed-off-by: Jochem <[email protected]> Bump chart version and run helm docs Signed-off-by: Jochem <[email protected]> Update changelog Signed-off-by: Jochem <[email protected]> Update charts/falco-exporter/CHANGELOG.md Co-authored-by: Thomas Labarussias <[email protected]> Signed-off-by: Jochem <[email protected]>
alacuku · Jul 11, 2024 · ebf1ff8 · ebf1ff8
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diff --git a/charts/falco-exporter/CHANGELOG.md b/charts/falco-exporter/CHANGELOG.md
@@ -3,6 +3,10 @@
 This file documents all notable changes to `falco-exporter` Helm Chart. The release
 numbering uses [semantic versioning](http://semver.org).
 
+## v0.12.0
+
+* make 'for' configurable for falco exporter prometheus rules
+
 ## v0.11.0
 
 * updated grafana dashboard

diff --git a/charts/falco-exporter/Chart.yaml b/charts/falco-exporter/Chart.yaml
@@ -14,7 +14,7 @@ type: application
 
 # This is the chart version. This version number should be incremented each time you make changes
 # to the chart and its templates, including the app version.
-version: 0.11.0
+version: 0.12.0
 
 # This is the version number of the application being deployed. This version number should be
 # incremented each time you make changes to the application.

diff --git a/charts/falco-exporter/README.md b/charts/falco-exporter/README.md
@@ -70,7 +70,7 @@ helm install falco-exporter \
 
 ## Configuration
 
-The following table lists the main configurable parameters of the falco-exporter chart v0.11.0 and their default values. Please, refer to [values.yaml](./values.yaml) for the full list of configurable parameters.
+The following table lists the main configurable parameters of the falco-exporter chart v0.12.0 and their default values. Please, refer to [values.yaml](./values.yaml) for the full list of configurable parameters.
 
 ## Values
 
@@ -116,18 +116,23 @@ The following table lists the main configurable parameters of the falco-exporter
 | priorityClassName | string | `""` | priorityClassName specifies the name of the PriorityClass for the pods. |
 | prometheusRules.alerts.additionalAlerts | object | `{}` | |
 | prometheusRules.alerts.alert.enabled | bool | `true` | |
+| prometheusRules.alerts.alert.for | string | `"5m"` | |
 | prometheusRules.alerts.alert.rate_interval | string | `"5m"` | |
 | prometheusRules.alerts.alert.threshold | int | `0` | |
 | prometheusRules.alerts.critical.enabled | bool | `true` | |
+| prometheusRules.alerts.critical.for | string | `"15m"` | |
 | prometheusRules.alerts.critical.rate_interval | string | `"5m"` | |
 | prometheusRules.alerts.critical.threshold | int | `0` | |
 | prometheusRules.alerts.emergency.enabled | bool | `true` | |
+| prometheusRules.alerts.emergency.for | string | `"1m"` | |
 | prometheusRules.alerts.emergency.rate_interval | string | `"1m"` | |
 | prometheusRules.alerts.emergency.threshold | int | `0` | |
 | prometheusRules.alerts.error.enabled | bool | `true` | |
+| prometheusRules.alerts.error.for | string | `"15m"` | |
 | prometheusRules.alerts.error.rate_interval | string | `"5m"` | |
 | prometheusRules.alerts.error.threshold | int | `0` | |
 | prometheusRules.alerts.warning.enabled | bool | `true` | |
+| prometheusRules.alerts.warning.for | string | `"15m"` | |
 | prometheusRules.alerts.warning.rate_interval | string | `"5m"` | |
 | prometheusRules.alerts.warning.threshold | int | `0` | |
 | prometheusRules.enabled | bool | `false` | enabled specifies whether the prometheus rules should be deployed. |

diff --git a/charts/falco-exporter/templates/prometheusrule.yaml b/charts/falco-exporter/templates/prometheusrule.yaml
@@ -31,7 +31,7 @@ spec:
  summary: Falco is experiencing high rate of warning events
  description: A high rate of warning events are being detected by Falco
  expr: rate(falco_events{priority="4"}[{{ .Values.prometheusRules.alerts.warning.rate_interval }}]) > {{ .Values.prometheusRules.alerts.warning.threshold }}
- for: 15m
+ for: {{ .Values.prometheusRules.alerts.warning.for }}
  labels:
  severity: warning
  {{- end }}
@@ -41,7 +41,7 @@ spec:
  summary: Falco is experiencing high rate of error events
  description: A high rate of error events are being detected by Falco
  expr: rate(falco_events{priority="3"}[{{ .Values.prometheusRules.alerts.error.rate_interval }}]) > {{ .Values.prometheusRules.alerts.error.threshold }}
- for: 15m
+ for: {{ .Values.prometheusRules.alerts.error.for }}
  labels:
  severity: warning
  {{- end }}
@@ -51,7 +51,7 @@ spec:
  summary: Falco is experiencing high rate of critical events
  description: A high rate of critical events are being detected by Falco
  expr: rate(falco_events{priority="2"}[{{ .Values.prometheusRules.alerts.critical.rate_interval }}]) > {{ .Values.prometheusRules.alerts.critical.threshold }}
- for: 15m
+ {{ .Values.prometheusRules.alerts.critical.for }}
  labels:
  severity: critical
  {{- end }}
@@ -61,7 +61,7 @@ spec:
  summary: Falco is experiencing high rate of alert events
  description: A high rate of alert events are being detected by Falco
  expr: rate(falco_events{priority="1"}[{{ .Values.prometheusRules.alerts.alert.rate_interval }}]) > {{ .Values.prometheusRules.alerts.alert.threshold }}
- for: 5m
+ for: {{ .Values.prometheusRules.alerts.alert.for }}
  labels:
  severity: critical
  {{- end }}
@@ -71,7 +71,7 @@ spec:
  summary: Falco is experiencing high rate of emergency events
  description: A high rate of emergency events are being detected by Falco
  expr: rate(falco_events{priority="0"}[{{ .Values.prometheusRules.alerts.emergency.rate_interval }}]) > {{ .Values.prometheusRules.alerts.emergency.threshold }}
- for: 1m
+ for: {{ .Values.prometheusRules.alerts.emergency.for }}
  labels:
  severity: critical
  {{- end }}

diff --git a/charts/falco-exporter/values.yaml b/charts/falco-exporter/values.yaml
@@ -198,20 +198,25 @@ prometheusRules:
  enabled: true
  rate_interval: "5m"
  threshold: 0
+ for: "15m"
  error:
  enabled: true
  rate_interval: "5m"
  threshold: 0
+ for: "15m"
  critical:
  enabled: true
  rate_interval: "5m"
  threshold: 0
+ for: "15m"
  alert:
  enabled: true
  rate_interval: "5m"
  threshold: 0
+ for: "5m"
  emergency:
  enabled: true
  rate_interval: "1m"
  threshold: 0
+ for: "1m"
  additionalAlerts: {}