Enhancements : Add extraLabels value for adding extra labels to common labels

operations/helm/charts/grafana-agent/CHANGELOG.md

@@ -10,6 +10,10 @@ internal API changes are not present.
 Unreleased
 ----------
 
+### Enhancements
+
+- Helm chart: Add `extraLabels: {}` value for adding extra labels to common labels.
+
 ### Features
 
 - Allow setting nodePort for service. (@ryayon)

operations/helm/charts/grafana-agent/README.md

@@ -102,6 +102,7 @@ use the older mode (called "static mode"), set the `agent.mode` value to
 | controller.volumeClaimTemplates | list | `[]` | volumeClaimTemplates to add when controller.type is 'statefulset'. |
 | controller.volumes.extra | list | `[]` | Extra volumes to add to the Grafana Agent pod. |
 | crds.create | bool | `true` | Whether to install CRDs for monitoring. |
+| extraLabels | object | `{}` | Custom labels for all manifests |
 | fullnameOverride | string | `nil` | Overrides the chart's computed fullname. Used to change the full prefix of resource names. |
 | global.image.pullSecrets | list | `[]` | Optional set of global image pull secrets. |
 | global.image.registry | string | `""` | Global image registry to use if it needs to be overriden for some specific use cases (e.g local registries, custom images, ...) |

operations/helm/charts/grafana-agent/templates/_helpers.tpl

@@ -51,6 +51,9 @@ Common labels
 {{- define "grafana-agent.labels" -}}
 helm.sh/chart: {{ include "grafana-agent.chart" . }}
 {{ include "grafana-agent.selectorLabels" . }}
+{{- with .Values.extraLabels }}
+{{ toYaml . }}
+{{- end }}
 {{- if index .Values "$chart_tests" }}
 app.kubernetes.io/version: "vX.Y.Z"
 app.kubernetes.io/managed-by: {{ .Release.Service }}

operations/helm/charts/grafana-agent/values.yaml

@@ -5,6 +5,9 @@ nameOverride: null
 # resource names.
 fullnameOverride: null
 
+# Apply extra labels to common labels.
+extraLabels: {}
+
 ## Global properties for image pulling override the values defined under `image.registry` and `configReloader.image.registry`.
 ## If you want to override only one image registry, use the specific fields but if you want to override them all, use `global.image.registry`
 global: