[IGNITE-8355] NPE on start node with enabled authentication

• Type: Bug
• Status: Resolved
• Priority: Critical
• Resolution: Fixed
• Affects Version/s: 2.4
• Fix Version/s: 2.5
• Assignee: Taras Ledkov
• Reporter: Taras Ledkov
• Created: 23/Apr/18 10:19
• Updated: 23/Apr/18 15:31
• Resolved: 23/Apr/18 15:31

Description

NPE on start node with enabled authentication due to race at the discovery start.

[2018-04-23 13:03:12,337][ERROR][tcp-disco-msg-worker-#35%authentication.AuthenticationProcessorNPETest0%][TcpDiscoverySpi] TcpDiscoverSpi's message worker thread failed abnormally. Stopping the node in order to prevent cluster wide instability.
java.lang.NullPointerException
	at org.apache.ignite.internal.managers.discovery.GridDiscoveryManager.aliveServerNodes(GridDiscoveryManager.java:1811)
	at org.apache.ignite.internal.processors.authentication.IgniteAuthenticationProcessor.coordinator(IgniteAuthenticationProcessor.java:678)
	at org.apache.ignite.internal.processors.authentication.IgniteAuthenticationProcessor.collectGridNodeData(IgniteAuthenticationProcessor.java:454)
	at org.apache.ignite.internal.managers.discovery.GridDiscoveryManager$5.collect(GridDiscoveryManager.java:865)
	at org.apache.ignite.spi.discovery.tcp.TcpDiscoverySpi.collectExchangeData(TcpDiscoverySpi.java:1909)
	at org.apache.ignite.spi.discovery.tcp.ServerImpl$RingMessageWorker.processNodeAddedMessage(ServerImpl.java:4222)
	at org.apache.ignite.spi.discovery.tcp.ServerImpl$RingMessageWorker.processMessage(ServerImpl.java:2744)
	at org.apache.ignite.spi.discovery.tcp.ServerImpl$RingMessageWorker.processMessage(ServerImpl.java:2536)
	at org.apache.ignite.spi.discovery.tcp.ServerImpl$MessageWorkerAdapter.body(ServerImpl.java:6775)
	at org.apache.ignite.spi.discovery.tcp.ServerImpl$RingMessageWorker.body(ServerImpl.java:2621)
	at org.apache.ignite.spi.IgniteSpiThread.run(IgniteSpiThread.java:62)

Issue Links

• is related to: IGNITE-8356 Possible race at the discovery on the start node
• links to: GitHub Pull Request #3899
• links to: Tests results