4/6/2023 0 Comments Handshaker![]() ![]() This needs to be set to an empty string to be compatible with Heroku Kafka. This error is due to the configuration option being set to https, enabling hostname verification, and is the default for Kafka 2.x clients. When using a Kafka 2.x Java client in a producer or consumer, when attempting to produce or consumer messages you receive an SSL handshake failure, such as the following: .errors.SslAuthenticationException: SSL handshake failedĬaused by: : General SSLEngine problemĪt .checkThrown(Handshaker.java:1529)Īt .checkTaskThrown(SSLEngineImpl.java:535)Īt .writeAppRecord(SSLEngineImpl.java:1214)Īt .wrap(SSLEngineImpl.java:1186)Īt .wrap(SSLEngine.java:469)Īt .(SslTransportLayer.java:439)Īt .(SslTransportLayer.java:304)Īt .(SslTransportLayer.java:258)Īt .(KafkaChannel.java:125)Īt .(Selector.java:487)Īt .(Selector.java:425)Īt .NetworkClient.poll(NetworkClient.java:510)Īt .(Sender.java:239)Īt .(Sender.java:163)Īt .getSSLException(Alerts.java:192)Īt .fatal(SSLEngineImpl.java:1728)Īt .fatalSE(Handshaker.java:330)Īt .fatalSE(Handshaker.java:322)Īt .serverCertificate(ClientHandshaker.java:1614)Īt .processMessage(ClientHandshaker.java:216)Īt .processLoop(Handshaker.java:1052)Īt $1.run(Handshaker.java:992)Īt $1.run(Handshaker.java:989)Īt (Native Method)Īt $n(Handshaker.java:1467)Īt .(SslTransportLayer.java:393)Īt .(SslTransportLayer.java:473)Īt .(SslTransportLayer.java:331)Ĭaused by: : No name matching foundĪt .matchDNS(HostnameChecker.java:231)Īt .match(HostnameChecker.java:96)Īt 509TrustManagerImpl.checkIdentity(X509TrustManagerImpl.java:455)Īt 509TrustManagerImpl.checkIdentity(X509TrustManagerImpl.java:436)Īt 509TrustManagerImpl.checkTrusted(X509TrustManagerImpl.java:252)Īt 509TrustManagerImpl.checkServerTrusted(X509TrustManagerImpl.java:136)Īt .serverCertificate(ClientHandshaker.java:1601) 9 days ago: Following new legislation in New Kingdom of Flanders, the government is seen to favor traditionalist religions.Why do I receive an SSL handshake failure when using the Kafka 2.x client with Heroku Kafka? Issue. ![]()
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