allow user to provide external_labels

Signed-off-by: Suraj Deshmukh <suraj@kinvolk.io>
kinvolk · Jul 14, 2020 · 0e4142c · 0e4142c
1 parent be75103
commit 0e4142c
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diff --git a/pkg/components/prometheus-operator/component.go b/pkg/components/prometheus-operator/component.go
@@ -62,6 +62,7 @@ type Prometheus struct {
 	WatchLabeledServiceMonitors bool              `hcl:"watch_labeled_service_monitors,optional"`
 	WatchLabeledPrometheusRules bool              `hcl:"watch_labeled_prometheus_rules,optional"`
 	Ingress                     *types.Ingress    `hcl:"ingress,block"`
+	ExternalLabels              map[string]string `hcl:"external_labels,optional"`
 }
 
 type component struct {

diff --git a/pkg/components/prometheus-operator/template.go b/pkg/components/prometheus-operator/template.go
@@ -125,6 +125,12 @@ prometheus:
       {{ $key }}: {{ $value }}
       {{ end }}
     {{ end }}
+    {{ if .Prometheus.ExternalLabels }}
+    externalLabels:
+      {{ range $key, $value := .Prometheus.ExternalLabels}}
+      {{ $key }}: {{ $value }}
+      {{ end }}
+    {{ end }}
     retention: {{.Prometheus.MetricsRetention}}
     serviceMonitorSelectorNilUsesHelmValues: {{.Prometheus.WatchLabeledServiceMonitors}}
     ruleSelectorNilUsesHelmValues: {{.Prometheus.WatchLabeledPrometheusRules}}