Cassandra example: daemonset volume fix, readme cleanup, update to new gcr

examples/cassandra/cassandra-controller.yaml

@@ -28,7 +28,7 @@ spec:
               valueFrom:
                 fieldRef:
                   fieldPath: metadata.namespace
-          image: gcr.io/google_containers/cassandra:v6
+          image: gcr.io/google-samples/cassandra:v8
           name: cassandra
           ports:
             - containerPort: 9042

examples/cassandra/cassandra-daemonset.yaml

@@ -8,7 +8,7 @@ spec:
   template:
     metadata:
       labels:
-        name: cassandra
+        app: cassandra
     spec:
       # Filter to specific nodes:
       # nodeSelector:
@@ -25,7 +25,7 @@ spec:
               valueFrom:
                 fieldRef:
                   fieldPath: metadata.namespace
-          image: "gcr.io/google_containers/cassandra:v6"
+          image: gcr.io/google-samples/cassandra:v8
           name: cassandra
           ports:
             - containerPort: 9042
@@ -40,5 +40,4 @@ spec:
               name: data
       volumes:
         - name: data
-          hostPath:
-            path: /var/lib/cassandra
+          emptyDir: {}

examples/cassandra/cassandra.yaml

@@ -11,7 +11,7 @@ spec:
     resources:
       limits:
         cpu: "0.1"
-    image: gcr.io/google_containers/cassandra:v6
+    image: gcr.io/google-samples/cassandra:v8
     name: cassandra
     ports:
     - name: cql

examples/cassandra/image/Makefile

@@ -14,7 +14,7 @@
 
 # build the cassandra image.
 
-VERSION=v7
+VERSION=v8
 
 all: build
 
@@ -24,9 +24,9 @@ kubernetes-cassandra.jar: ../java/* ../java/src/io/k8s/cassandra/*.java
 	cd ../java && mvn clean
 
 build: kubernetes-cassandra.jar
-	docker build -t gcr.io/google_containers/cassandra:${VERSION} .
+	docker build -t gcr.io/google_samples/cassandra:${VERSION} .
 
 push: build
-	gcloud docker push gcr.io/google_containers/cassandra:${VERSION}
+	gcloud docker push gcr.io/google_samples/cassandra:${VERSION}
 
 .PHONY: all build push

examples/cassandra/java/src/io/k8s/cassandra/KubernetesSeedProvider.java

+/*
+ * Copyright (C) 2015 Google Inc.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License"); you may not
+ * use this file except in compliance with the License. You may obtain a copy of
+ * the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
+ * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
+ * License for the specific language governing permissions and limitations under
+ * the License.
+ */
+
 package io.k8s.cassandra;
 
 import java.io.IOException;
@@ -32,7 +48,7 @@ import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 
 public class KubernetesSeedProvider implements SeedProvider {
-    
+
     @JsonIgnoreProperties(ignoreUnknown = true)
     static class Address {
         public String ip;
@@ -40,14 +56,14 @@ public class KubernetesSeedProvider implements SeedProvider {
 
     @JsonIgnoreProperties(ignoreUnknown = true)
     static class Subset {
-        public List<Address> addresses; 
+        public List<Address> addresses;
     }
-    
+
     @JsonIgnoreProperties(ignoreUnknown = true)
     static class Endpoints {
         public List<Subset> subsets;
     }
-    
+
     private static String getEnvOrDefault(String var, String def) {
         String val = System.getenv(var);
         if (val == null) {
@@ -141,7 +157,7 @@ public class KubernetesSeedProvider implements SeedProvider {
 		logger.warn("Endpoints are not available");
 	    }
         } catch (IOException | NoSuchAlgorithmException | KeyManagementException ex) {
-	    logger.warn("Request to kubernetes apiserver failed", ex); 
+	    logger.warn("Request to kubernetes apiserver failed", ex);
         }
         if (list.size() == 0) {
 	    // If we got nothing, we might be the first instance, in that case