helm: add service monitor scrape interval config

this commit was related to the service monitor scrape interval option Signed-off-by: Jack-R-lantern <[email protected]>
cilium · Oct 23, 2023 · 52f1607 · 52f1607
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diff --git a/docs/content/en/docs/reference/helm-chart.md b/docs/content/en/docs/reference/helm-chart.md
@@ -97,6 +97,9 @@ To use [the values available](#values), with `helm install` or `helm upgrade`, u
 | tetragon.prometheus.port | int | `2112` | The port at which to expose metrics. |
 | tetragon.prometheus.serviceMonitor.enabled | bool | `false` | Whether to create a 'ServiceMonitor' resource targeting the 'tetragon' pods. |
 | tetragon.prometheus.serviceMonitor.labelsOverride | object | `{}` | The set of labels to place on the 'ServiceMonitor' resource. |
+| tetragon.prometheus.serviceMonitor.spec | object | `{"endpoints":{"interval":"10s"}}` | Specification of desired Service selection for target discovery by Prometheus. |
+| tetragon.prometheus.serviceMonitor.spec.endpoints | object | `{"interval":"10s"}` | A list of endpoints allowed as part of this ServiceMonitor. |
+| tetragon.prometheus.serviceMonitor.spec.endpoints.interval | string | `"10s"` | Interval at which metrics should be scraped If not specified Prometheus' global scrape interval is used. |
 | tetragon.resources | object | `{}` |  |
 | tetragon.securityContext.privileged | bool | `true` |  |
 | tetragonOperator.image | object | `{"override":null,"pullPolicy":"IfNotPresent","repository":"quay.io/cilium/tetragon-operator","suffix":"","tag":"v1.0.0-rc.1"}` | tetragon-operator image. |

diff --git a/install/kubernetes/README.md b/install/kubernetes/README.md
@@ -80,6 +80,9 @@ Helm chart for Tetragon
 | tetragon.prometheus.port | int | `2112` | The port at which to expose metrics. |
 | tetragon.prometheus.serviceMonitor.enabled | bool | `false` | Whether to create a 'ServiceMonitor' resource targeting the 'tetragon' pods. |
 | tetragon.prometheus.serviceMonitor.labelsOverride | object | `{}` | The set of labels to place on the 'ServiceMonitor' resource. |
+| tetragon.prometheus.serviceMonitor.spec | object | `{"endpoints":{"interval":"10s"}}` | Specification of desired Service selection for target discovery by Prometheus. |
+| tetragon.prometheus.serviceMonitor.spec.endpoints | object | `{"interval":"10s"}` | A list of endpoints allowed as part of this ServiceMonitor. |
+| tetragon.prometheus.serviceMonitor.spec.endpoints.interval | string | `"10s"` | Interval at which metrics should be scraped If not specified Prometheus' global scrape interval is used. |
 | tetragon.resources | object | `{}` |  |
 | tetragon.securityContext.privileged | bool | `true` |  |
 | tetragonOperator.image | object | `{"override":null,"pullPolicy":"IfNotPresent","repository":"quay.io/cilium/tetragon-operator","suffix":"","tag":"v1.0.0-rc.1"}` | tetragon-operator image. |

diff --git a/install/kubernetes/templates/servicemonitor.yaml b/install/kubernetes/templates/servicemonitor.yaml
@@ -14,7 +14,7 @@ metadata:
 spec:
   endpoints:
     - honorLabels: true
-      interval: 10s
+      interval: {{ .Values.tetragon.prometheus.serviceMonitor.spec.endpoints.interval }}
       path: /metrics
       port: metrics
       relabelings:

diff --git a/install/kubernetes/values.yaml b/install/kubernetes/values.yaml
@@ -134,6 +134,12 @@ tetragon:
       enabled: false
       # -- The set of labels to place on the 'ServiceMonitor' resource.
       labelsOverride: {}
+      # -- Specification of desired Service selection for target discovery by Prometheus.
+      spec:
+        # -- A list of endpoints allowed as part of this ServiceMonitor.
+        endpoints:
+          # -- Interval at which metrics should be scraped If not specified Prometheus' global scrape interval is used.
+          interval: "10s"
   grpc:
     # -- Whether to enable exposing Tetragon gRPC.
     enabled: true