arunsarin85 commented on code in PR #9889:
URL: https://github.com/apache/ozone/pull/9889#discussion_r2905249870
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hadoop-hdds/container-service/src/test/java/org/apache/hadoop/ozone/container/upgrade/TestDatanodeUpgradeToContainerIdsTable.java:
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@@ -66,12 +68,23 @@ private void initTests() throws Exception {
}
private void setup() throws Exception {
- address = SCMTestUtils.getReuseableAddress();
- conf.setSocketAddr(ScmConfigKeys.OZONE_SCM_NAMES, address);
conf.set(HddsConfigKeys.OZONE_METADATA_DIRS,
tempFolder.toString());
}
+ /**
+ * Starts the mock SCM RPC server on an OS-assigned port (port 0) to avoid
+ * the TOCTOU race that causes intermittent BindException when a pre-reserved
+ * port is grabbed by another process between reservation and bind.
+ */
+ private void startScm() throws IOException {
+ scmRpcServer = SCMTestUtils.startScmRpcServer(conf,
+ new ScmTestMock(CLUSTER_ID),
+ new InetSocketAddress(InetAddress.getLoopbackAddress(), 0), 10);
+ address = scmRpcServer.getListenerAddress();
+ conf.setSocketAddr(ScmConfigKeys.OZONE_SCM_NAMES, address);
+ }
Review Comment:
Addressed the review comment in[Commit 2]
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