feat(grafana_agent): not enable if not configured

!8

templates/ConfigMap-GrafanaAgent.yaml

@@ -15,7 +15,7 @@ data:
       wal_directory: /tmp/wal
 
 
-
+{{ if .Values.nfc_monitoring.loki.config }}
     logs:
       positions_directory: "/tmp"
 
@@ -234,7 +234,7 @@ data:
               - target_label: node
                 source_labels:
                   - __meta_kubernetes_pod_node_name
-
+{{ end }}
 
     integrations:
 
@@ -262,6 +262,8 @@ data:
 
   syslog_server.yaml: |
     # REF: https://grafana.com/docs/loki/latest/send-data/promtail/configuration/#example-syslog-config
+    
+{{ if .Values.nfc_monitoring.loki.config }}
     server:
       http_listen_port: 9080
       grpc_listen_port: 0
@@ -281,3 +283,5 @@ data:
         relabel_configs:
           - source_labels: ['__syslog_message_hostname']
             target_label: 'host'
+{{ end }}
+

values.yaml

@@ -222,9 +222,11 @@ nfc_monitoring:
 
     namespace: logging
 
+    # If no config is setup, logging will not be enabled.
+    config: {}
     # service name and port are used for the connection to your loki instance
-    service_name: loki-gateway
-    service_port: 80
+    # service_name: loki-gateway
+    # service_port: 80
 
     ServiceMonitor:
       selector: