Filter out log lines for local Loki as well

Signed-off-by: Michel Hollands <michel.hollands@gmail.com>

charts/meta-monitoring/templates/agent/config.yaml

@@ -54,7 +54,7 @@ data:
 
       {{- if not (empty .Values.logs.retain) }}
       stage.match {
-        selector = "{cluster=\"{{- .Values.clusterName -}}\", namespace=\"{{- .Values.lokiNamespace -}}\"} !~ \"{{ join "|" .Values.logs.retain }}\""
+        selector = "{cluster=\"{{- .Values.clusterName -}}\", namespace=~\"{{- .Values.lokiNamespace -}}|{{- .Values.metaMonitoringNamespace -}}\", pod=~\"loki.*\"} !~ \"{{ join "|" .Values.logs.retain }}\""
         action   = "drop"
       }
       {{- end }}

charts/meta-monitoring/values.yaml

@@ -5,6 +5,7 @@ namespacesToMonitor:
 - tempo
 # The name of the cluster where this will be installed
 clusterName: "meta-monitoring"
+metaMonitoringNamespace: "mmc"
 lokiNamespace: "loki"
 
 # Set to true to write logs, metrics or traces to Grafana Cloud