Github user JoshRosen commented on the pull request:
https://github.com/apache/spark/pull/1980#issuecomment-57734206
I followed the instructions at http://stackoverflow.com/a/14408381/590203
to generate a self-signed certificate, but unfortunately I see errors when I
try to browse to my web UI:
```
javax.net.ssl.SSLHandshakeException: null cert chain
at sun.security.ssl.Handshaker.checkThrown(Handshaker.java:1290)
at
sun.security.ssl.SSLEngineImpl.checkTaskThrown(SSLEngineImpl.java:513)
at
sun.security.ssl.SSLEngineImpl.writeAppRecord(SSLEngineImpl.java:1177)
at sun.security.ssl.SSLEngineImpl.wrap(SSLEngineImpl.java:1149)
at javax.net.ssl.SSLEngine.wrap(SSLEngine.java:469)
at org.eclipse.jetty.io.nio.SslConnection.wrap(SslConnection.java:460)
at
org.eclipse.jetty.io.nio.SslConnection.process(SslConnection.java:386)
at org.eclipse.jetty.io.nio.SslConnection.handle(SslConnection.java:193)
at
org.eclipse.jetty.io.nio.SelectChannelEndPoint.handle(SelectChannelEndPoint.java:667)
at
org.eclipse.jetty.io.nio.SelectChannelEndPoint$1.run(SelectChannelEndPoint.java:52)
at
org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:608)
at
org.eclipse.jetty.util.thread.QueuedThreadPool$3.run(QueuedThreadPool.java:543)
at java.lang.Thread.run(Thread.java:745)
Caused by: javax.net.ssl.SSLHandshakeException: null cert chain
at sun.security.ssl.Alerts.getSSLException(Alerts.java:192)
at sun.security.ssl.SSLEngineImpl.fatal(SSLEngineImpl.java:1619)
at sun.security.ssl.Handshaker.fatalSE(Handshaker.java:278)
at sun.security.ssl.Handshaker.fatalSE(Handshaker.java:266)
at
sun.security.ssl.ServerHandshaker.clientCertificate(ServerHandshaker.java:1631)
at
sun.security.ssl.ServerHandshaker.processMessage(ServerHandshaker.java:176)
at sun.security.ssl.Handshaker.processLoop(Handshaker.java:868)
at sun.security.ssl.Handshaker$1.run(Handshaker.java:808)
at sun.security.ssl.Handshaker$1.run(Handshaker.java:806)
at java.security.AccessController.doPrivileged(Native Method)
at sun.security.ssl.Handshaker$DelegatedTask.run(Handshaker.java:1227)
at
org.eclipse.jetty.io.nio.SslConnection.process(SslConnection.java:375)
... 6 more
```
followed by
```
javax.net.ssl.SSLProtocolException: handshake alert: no_certificate
at
sun.security.ssl.ServerHandshaker.handshakeAlert(ServerHandshaker.java:1586)
at sun.security.ssl.SSLEngineImpl.recvAlert(SSLEngineImpl.java:1747)
at sun.security.ssl.SSLEngineImpl.readRecord(SSLEngineImpl.java:1060)
at sun.security.ssl.SSLEngineImpl.readNetRecord(SSLEngineImpl.java:884)
at sun.security.ssl.SSLEngineImpl.unwrap(SSLEngineImpl.java:758)
at javax.net.ssl.SSLEngine.unwrap(SSLEngine.java:624)
at org.eclipse.jetty.io.nio.SslConnection.unwrap(SslConnection.java:536)
at
org.eclipse.jetty.io.nio.SslConnection.process(SslConnection.java:401)
at org.eclipse.jetty.io.nio.SslConnection.handle(SslConnection.java:193)
at
org.eclipse.jetty.io.nio.SelectChannelEndPoint.handle(SelectChannelEndPoint.java:667)
at
org.eclipse.jetty.io.nio.SelectChannelEndPoint$1.run(SelectChannelEndPoint.java:52)
at
org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:608)
at
org.eclipse.jetty.util.thread.QueuedThreadPool$3.run(QueuedThreadPool.java:543)
at java.lang.Thread.run(Thread.java:745)
```
I'm not too familiar with Java SSL setup; any idea what I'm doing wrong
here?
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