helm: allow service to be disabled (grafana#3831)

Signed-off-by: Paschalis Tsilias <paschalis.tsilias@grafana.com>
rfratto · May 11, 2023 · 30fc025 · 30fc025
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diff --git a/operations/helm/charts/grafana-agent/CHANGELOG.md b/operations/helm/charts/grafana-agent/CHANGELOG.md
@@ -10,6 +10,9 @@ internal API changes are not present.
 Unreleased
 ----------
 
+### Enhancements
+
+- Add a toggle for enabling/disabling the Service. (@tpaschalis)
 
 0.13.0 (2023-05-01)
 -------------------

diff --git a/operations/helm/charts/grafana-agent/README.md b/operations/helm/charts/grafana-agent/README.md
@@ -98,6 +98,7 @@ use the older mode (called "static mode"), set the `agent.mode` value to
 | rbac.create | bool | `true` | Whether to create RBAC resources for the agent. |
 | service.annotations | object | `{}` |  |
 | service.clusterIP | string | `""` | Cluster IP, can be set to None, empty "" or an IP address |
+| service.enabled | bool | `true` | Creates a Service for the controller's pods. |
 | service.type | string | `"ClusterIP"` | Service type |
 | serviceAccount.annotations | object | `{}` | Annotations to add to the created service account. |
 | serviceAccount.create | bool | `true` | Whether to create a service account for the Grafana Agent deployment. |

diff --git a/operations/helm/charts/grafana-agent/templates/service.yaml b/operations/helm/charts/grafana-agent/templates/service.yaml
@@ -1,3 +1,4 @@
+{{- if .Values.service.enabled -}}
 apiVersion: v1
 kind: Service
 metadata:
@@ -30,3 +31,4 @@ spec:
       targetPort: {{ $portMap.targetPort }}
       protocol: {{ coalesce $portMap.protocol "TCP" }}
 {{- end }}
+{{- end }}
diff --git a/operations/helm/charts/grafana-agent/values.yaml b/operations/helm/charts/grafana-agent/values.yaml
@@ -154,6 +154,8 @@ controller:
   volumeClaimTemplates: []
 
 service:
+  # -- Creates a Service for the controller's pods.
+  enabled: true
   # -- Service type
   type: ClusterIP
   # -- Cluster IP, can be set to None, empty "" or an IP address