saintstack commented on a change in pull request #2286:
URL: https://github.com/apache/hbase/pull/2286#discussion_r474293872
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File path:
hbase-server/src/test/java/org/apache/hadoop/hbase/TestJMXConnectorServer.java
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@@ -56,39 +58,47 @@
private static Configuration conf = null;
private static Admin admin;
// RMI registry port
- private static int rmiRegistryPort = 61120;
+ private static int rmiRegistryPort;
// Switch for customized Accesscontroller to throw ACD exception while
executing test case
- static boolean hasAccess;
+ private volatile static boolean hasAccess;
- @Before
- public void setUp() throws Exception {
- UTIL = new HBaseTestingUtility();
+ @BeforeClass
+ public static void setUpBeforeClass() throws Exception {
conf = UTIL.getConfiguration();
+ String cps = JMXListener.class.getName() + "," +
MyAccessController.class.getName();
+ conf.set(CoprocessorHost.MASTER_COPROCESSOR_CONF_KEY, cps);
+ conf.set(CoprocessorHost.REGIONSERVER_COPROCESSOR_CONF_KEY, cps);
+ rmiRegistryPort = UTIL.randomFreePort();
Review comment:
While the port might have been 'free' when we got it, by the time we go
to use it, it may have been occupied for another. See
HBaseTestingUtility#setupMiniKdc where it loops until no BindException. This
trick is used in a few places to get around port clash.
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