Add updateDSENodeConfig as updatedseconf now supports node level ops.

Author: tolbertam

driver-core/src/test/java/com/datastax/driver/core/CCMAccess.java

@@ -202,6 +202,20 @@ enum Workload {cassandra, solr, hadoop, spark, cfs, graph}
  */
  void updateNodeConfig(int n, Map<String, Object> configs);
 
+ /**
+ * Updates the {@code nth} host's dse config file in the CCM cluster.
+ *
+ * @param n the node number (starting from 1).
+ */
+ void updateDSENodeConfig(int n, String key, Object value);
+
+ /**
+ * Updates the {@code nth} host's dse config file in the CCM cluster.
+ *
+ * @param n the node number (starting from 1).
+ */
+ void updateDSENodeConfig(int n, Map<String, Object> configs);
+
  /**
  * Sets the workload(s) for the {@code nth} host in the CCM cluster.
  *

driver-core/src/test/java/com/datastax/driver/core/CCMBridge.java

@@ -536,6 +536,24 @@ public void updateNodeConfig(int n, Map<String, Object> configs) {
  execute(CCM_COMMAND + " node%s updateconf %s", n, confStr);
  }
 
+ @Override
+ public void updateDSENodeConfig(int n, String key, Object value) {
+ updateDSENodeConfig(n, ImmutableMap.<String, Object>builder().put(key, value).build());
+ }
+
+ @Override
+ public void updateDSENodeConfig(int n, Map<String, Object> configs) {
+ StringBuilder confStr = new StringBuilder();
+ for (Map.Entry<String, Object> entry : configs.entrySet()) {
+ confStr
+ .append(entry.getKey())
+ .append(":")
+ .append(entry.getValue())
+ .append(" ");
+ }
+ execute(CCM_COMMAND + " node%s updatedseconf %s", n, confStr);
+ }
+
  @Override
  public void setWorkload(int node, Workload... workload) {
  String workloadStr = Joiner.on(",").join(workload);

driver-core/src/test/java/com/datastax/driver/core/CCMCache.java

@@ -190,6 +190,16 @@ public void updateNodeConfig(int n, Map<String, Object> configs) {
  ccm.updateNodeConfig(n, configs);
  }
 
+ @Override
+ public void updateDSENodeConfig(int n, String key, Object value) {
+ ccm.updateDSENodeConfig(n, key, value);
+ }
+
+ @Override
+ public void updateDSENodeConfig(int n, Map<String, Object> configs) {
+ ccm.updateDSENodeConfig(n, configs);
+ }
+
  @Override
  public void setWorkload(int n, Workload... workload) {
  ccm.setWorkload(n, workload);

driver-core/src/test/java/com/datastax/driver/core/CCMTestsSupport.java

@@ -212,6 +212,16 @@ public void updateNodeConfig(int n, Map<String, Object> configs) {
  throw new UnsupportedOperationException("This CCM cluster is read-only");
  }
 
+ @Override
+ public void updateDSENodeConfig(int n, String key, Object value) {
+ throw new UnsupportedOperationException("This CCM cluster is read-only");
+ }
+
+ @Override
+ public void updateDSENodeConfig(int n, Map<String, Object> configs) {
+ throw new UnsupportedOperationException("This CCM cluster is read-only");
+ }
+
  @Override
  public void setWorkload(int node, Workload... workload) {
  throw new UnsupportedOperationException("This CCM cluster is read-only");
@@ -758,6 +768,7 @@ public void execute(Collection<String> statements) {
  }
  }
  }
+
  /**
  * Signals that the test has encountered an unexpected error.
  * <p/>