From d81965205241e90c2271a3948e80e0465648cdbe Mon Sep 17 00:00:00 2001
From: Julian Vassev <jvassev@vmware.com>
Date: Thu, 5 Jul 2018 04:43:20 -0700
Subject: [PATCH] Follow best practices for metadata plugin

As discussed in #16, it's recommended to set an env var K8S_NODE_NAME:
https://github.com/fabric8io/fluent-plugin-kubernetes_metadata_filter#environment-variables-for-kubernetes
---
 log-router/Chart.yaml               | 2 +-
 log-router/templates/daemonset.yaml | 5 +++++
 2 files changed, 6 insertions(+), 1 deletion(-)

diff --git a/log-router/Chart.yaml b/log-router/Chart.yaml
index 7db60149..899b4e77 100644
--- a/log-router/Chart.yaml
+++ b/log-router/Chart.yaml
@@ -4,4 +4,4 @@
 apiVersion: v1
 description: Distribution of Fluentd as K8S daemonset
 name: log-router
-version: 0.2.1
+version: 0.2.2
diff --git a/log-router/templates/daemonset.yaml b/log-router/templates/daemonset.yaml
index 013dbeed..c2cfa0d6 100644
--- a/log-router/templates/daemonset.yaml
+++ b/log-router/templates/daemonset.yaml
@@ -26,6 +26,11 @@ spec:
       containers:
         - name: fluentd
           image: "{{ .Values.image.repository }}:{{ .Values.image.tag }}"
+          env:
+          - name: K8S_NODE_NAME
+            valueFrom:
+              fieldRef:
+                fieldPath: spec.nodeName
           imagePullPolicy: {{ .Values.image.pullPolicy }}
           volumeMounts:
           - name: fluentconf