Repository: ignite Updated Branches: refs/heads/master 7c6d5a456 -> 7ab8a273f
IGNITE-6502: Print warning if -Djava.net.preferIPv4Stack=true is not set - Fixes #2776. Signed-off-by: dpavlov <[email protected]> Project: http://git-wip-us.apache.org/repos/asf/ignite/repo Commit: http://git-wip-us.apache.org/repos/asf/ignite/commit/7ab8a273 Tree: http://git-wip-us.apache.org/repos/asf/ignite/tree/7ab8a273 Diff: http://git-wip-us.apache.org/repos/asf/ignite/diff/7ab8a273 Branch: refs/heads/master Commit: 7ab8a273f554834a4675a3c8067221c3f3f213cc Parents: 7c6d5a4 Author: vk <[email protected]> Authored: Mon May 14 16:32:56 2018 +0300 Committer: dpavlov <[email protected]> Committed: Mon May 14 16:32:56 2018 +0300 ---------------------------------------------------------------------- .../org/apache/ignite/internal/IgniteKernal.java | 15 +++++++++++++++ 1 file changed, 15 insertions(+) ---------------------------------------------------------------------- http://git-wip-us.apache.org/repos/asf/ignite/blob/7ab8a273/modules/core/src/main/java/org/apache/ignite/internal/IgniteKernal.java ---------------------------------------------------------------------- diff --git a/modules/core/src/main/java/org/apache/ignite/internal/IgniteKernal.java b/modules/core/src/main/java/org/apache/ignite/internal/IgniteKernal.java index 090ef64..6a40e38 100644 --- a/modules/core/src/main/java/org/apache/ignite/internal/IgniteKernal.java +++ b/modules/core/src/main/java/org/apache/ignite/internal/IgniteKernal.java @@ -841,6 +841,7 @@ public class IgniteKernal implements IgniteEx, IgniteMXBean, Externalizable { ackCacheConfiguration(); ackP2pConfiguration(); ackRebalanceConfiguration(); + ackIPv4StackFlagIsSet(); // Run background network diagnostics. GridDiagnostic.runBackgroundCheck(igniteInstanceName, execSvc, log); @@ -2629,6 +2630,20 @@ public class IgniteKernal implements IgniteEx, IgniteMXBean, Externalizable { } /** + * Prints warning if 'java.net.preferIPv4Stack=true' is not set. + */ + private void ackIPv4StackFlagIsSet() { + boolean preferIPv4 = Boolean.valueOf(System.getProperty("java.net.preferIPv4Stack")); + + if (!preferIPv4) { + assert log != null; + + U.quietAndWarn(log, "Please set system property '-Djava.net.preferIPv4Stack=true' " + + "to avoid possible problems in mixed environments."); + } + } + + /** * @param cfg Grid configuration. * @return Components provided in configuration which can implement {@link LifecycleAware} interface. */
