Adds utility to update the kafka image, which we keep the same to minimize pull waits

Author: solsson

test/11topic-create-test1.yml

@@ -10,8 +10,7 @@ spec:
     spec:
       containers:
       - name: kafka
-        image: solsson/kafka
-        imagePullPolicy: Never
+        image: solsson/kafka:0.11.0.0-rc2@sha256:c1316e0131f4ec83bc645ca2141e4fda94e0d28f4fb5f836e15e37a5e054bdf1
         command:
         - ./bin/kafka-topics.sh
         - --zookeeper

test/12topic-create-test2.yml

@@ -10,8 +10,7 @@ spec:
     spec:
       containers:
       - name: kafka
-        image: solsson/kafka
-        imagePullPolicy: Never
+        image: solsson/kafka:0.11.0.0-rc2@sha256:c1316e0131f4ec83bc645ca2141e4fda94e0d28f4fb5f836e15e37a5e054bdf1
         command:
         - ./bin/kafka-topics.sh
         - --zookeeper

test/21consumer-test1.yml

@@ -14,8 +14,7 @@ spec:
     spec:
       containers:
       - name: kafka
-        image: solsson/kafka
-        imagePullPolicy: Never
+        image: solsson/kafka:0.11.0.0-rc2@sha256:c1316e0131f4ec83bc645ca2141e4fda94e0d28f4fb5f836e15e37a5e054bdf1
         command:
         - ./bin/kafka-console-consumer.sh
         - --bootstrap-server

test/99testclient.yml

@@ -8,8 +8,7 @@ metadata:
 spec:
   containers:
   - name: kafka
-    image: solsson/kafka
-    imagePullPolicy: Never
+    image: solsson/kafka:0.11.0.0-rc2@sha256:c1316e0131f4ec83bc645ca2141e4fda94e0d28f4fb5f836e15e37a5e054bdf1
     command:
       - sh
       - -c

update-kafka-image.sh

@@ -0,0 +1,8 @@
+#!/bin/bash
+
+IMAGE=$1
+[ -z "$IMAGE" ] && echo "First argument should be the image to set" && exit 1
+
+for F in ./ test/ zookeeper/; do
+  sed -i "s|image: solsson/kafka:.*|image: $IMAGE|" $F*.yml
+done