From b0d09f71426a931500dd0bff57b1c6bda52605f8 Mon Sep 17 00:00:00 2001
From: Staffan Olsson <staffan@repos.se>
Date: Sun, 28 Jan 2018 08:08:11 +0100
Subject: Moves outside host details to annotations,

as DNS names may exceed the 63 char limit on label values
and they're not too useful for pod matching in services etc.
---
 kafka/10broker-config.yml | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/kafka/10broker-config.yml b/kafka/10broker-config.yml
index 2846232..1fe67c0 100644
--- a/kafka/10broker-config.yml
+++ b/kafka/10broker-config.yml
@@ -12,6 +12,7 @@ data:
     sed -i "s/#init#broker.id=#init#/broker.id=$KAFKA_BROKER_ID/" /etc/kafka/server.properties
 
     LABELS="kafka-broker-id=$KAFKA_BROKER_ID"
+    ANNOTATIONS=""
 
     hash kubectl 2>/dev/null || {
       sed -i "s/#init#broker.rack=#init#/#init#broker.rack=# kubectl not found in path/" /etc/kafka/server.properties
@@ -32,12 +33,15 @@ data:
       else
         OUTSIDE_PORT=3240${KAFKA_BROKER_ID}
         sed -i "s|#init#advertised.listeners=OUTSIDE://#init#|advertised.listeners=OUTSIDE://${OUTSIDE_HOST}:${OUTSIDE_PORT}|" /etc/kafka/server.properties
-        LABELS="$LABELS kafka-listener-outside-host=$OUTSIDE_HOST kafka-listener-outside-port=$OUTSIDE_PORT"
+        ANNOTATIONS="$ANNOTATIONS kafka-listener-outside-host=$OUTSIDE_HOST kafka-listener-outside-port=$OUTSIDE_PORT"
       fi
 
       if [ ! -z "$LABELS" ]; then
         kubectl -n $POD_NAMESPACE label pod $POD_NAME $LABELS || echo "Failed to label $POD_NAMESPACE.$POD_NAME - RBAC issue?"
       fi
+      if [ ! -z "$ANNOTATIONS" ]; then
+        kubectl -n $POD_NAMESPACE annotate pod $POD_NAME $ANNOTATIONS || echo "Failed to annotate $POD_NAMESPACE.$POD_NAME - RBAC issue?"
+      fi
     }
 
   server.properties: |-
-- 
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