Support setting fs-dir for fs datasource

Author: jeesmon

charts/log-router/templates/daemonset.yaml

@@ -143,6 +143,9 @@ spec:
           {{- if .Values.adminNamespace }}
           - --admin-namespace={{ .Values.adminNamespace }}
           {{- end }}
+          {{- if eq .Values.datasource "fs" }}
+          - --fs-dir={{ required "fsDatasourceDir is required for fs datasource" .Values.fsDatasourceDir }}
+          {{- end }}
           volumeMounts:
           - name: fluentconf
             mountPath: /fluentd/etc

charts/log-router/values.yaml

@@ -28,6 +28,9 @@ crdMigrationMode: false
 
 defaultConfigmap: "fluentd-config"
 
+# Use with datasource: fs, the fsDataSourceDir will be used for finding config files
+fsDatasourceDir: ""
+
 image:
   repository: vmware/kube-fluentd-operator
   pullPolicy: IfNotPresent