Places the myid magic number where replicas are

Author: solsson

zookeeper/10zookeeper-config.yml

@@ -8,11 +8,8 @@ data:
     #!/bin/bash
     set -x
 
-    OFFSET=1
-    case $HOSTNAME in zoo-*)
-      OFFSET=4
-    esac
-    export ZOOKEEPER_SERVER_ID=$((${HOSTNAME##*-} + $OFFSET))
+    [ -z "$ID_OFFSET" ] && ID_OFFSET=1
+    export ZOOKEEPER_SERVER_ID=$((${HOSTNAME##*-} + $ID_OFFSET))
     echo "${ZOOKEEPER_SERVER_ID:-1}" | tee /var/lib/zookeeper/data/myid
     sed -i "s/server\.$ZOOKEEPER_SERVER_ID\=[a-z0-9.-]*/server.$ZOOKEEPER_SERVER_ID=0.0.0.0/" /etc/kafka/zookeeper.properties
 

zookeeper/51zoo.yml

@@ -20,6 +20,9 @@ spec:
       - name: init-config
         image: solsson/kafka:0.11.0.0@sha256:b27560de08d30ebf96d12e74f80afcaca503ad4ca3103e63b1fd43a2e4c976ce
         command: ['/bin/bash', '/etc/kafka/init.sh']
+        env:
+        - name: ID_OFFSET
+          value: "4"
         volumeMounts:
         - name: config
           mountPath: /etc/kafka