fix(falco-exporter): Only show non-zero rates in Grafana

Signed-off-by: Hayden Ball <[email protected]>
falcosecurity · Feb 17, 2021 · 71f2bc5 · 71f2bc5
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diff --git a/falco-exporter/CHANGELOG.md b/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).
 
+## v0.5.1
+
+* Display only non-zero rates in Grafana dashboard template
+
 ## v0.5.0
 
 ### Minor Changes

diff --git a/falco-exporter/Chart.yaml b/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: 0.5.0
+version: 0.5.1
 
 # 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/falco-exporter/templates/grafana-dashboard.yaml b/falco-exporter/templates/grafana-dashboard.yaml
@@ -80,7 +80,7 @@ data:
             },
             "lines": true,
             "linewidth": 1,
-            "nullPointMode": "null",
+            "nullPointMode": "null as zero",
             "options": {
               "dataLinks": []
             },
@@ -94,7 +94,7 @@ data:
             "steppedLine": false,
             "targets": [
               {
-                "expr": "rate(falco_events[5m])",
+                "expr": "rate(falco_events[5m]) > 0",
                 "interval": "",
                 "intervalFactor": 1,
                 "legendFormat": "{{`{{rule}} (node=\"{{kubernetes_node}}\",ns=\"{{k8s_ns_name}}\",pod=\"{{k8s_pod_name}}\")"`}},