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Sebastian Alfers commented on NET-718: -------------------------------------- Thanks [~ggregory] , I pushed a [fixed version of that image to my reproducer|rs/commons-net/commit/1cd10e1da577d5f900c5e33af2a041de1361eb25]. > "Unsupported or unrecognized SSL message" for FTPS via proxy > ------------------------------------------------------------ > > Key: NET-718 > URL: https://issues.apache.org/jira/browse/NET-718 > Project: Commons Net > Issue Type: Bug > Affects Versions: 3.9.0 > Reporter: Sebastian Alfers > Priority: Major > > After bumping from commons-net 3.8 to 3.9, we started to see this error. > I happens only when using FTPS via a proxy, and it is likely that this change > may have introduced. > > Any recommendation how to bring back the pre-3.9 behavior? This is the full > stacktrace: > {code:java} > Start of log messages of test that failed with assertion failed: > fishForMessage(OnNext(_) or OnComplete) found unexpected message > OnError(javax.net.ssl.SSLException: Unsupported or unrecognized SSL message > at > java.base/sun.security.ssl.SSLSocketInputRecord.handleUnknownRecord(SSLSocketInputRecord.java:451) > at > java.base/sun.security.ssl.SSLSocketInputRecord.decode(SSLSocketInputRecord.java:175) > at java.base/sun.security.ssl.SSLTransport.decode(SSLTransport.java:111) > at > java.base/sun.security.ssl.SSLSocketImpl.decode(SSLSocketImpl.java:1505) > at > java.base/sun.security.ssl.SSLSocketImpl.readHandshakeRecord(SSLSocketImpl.java:1420) > at > java.base/sun.security.ssl.SSLSocketImpl.startHandshake(SSLSocketImpl.java:455) > at > java.base/sun.security.ssl.SSLSocketImpl.startHandshake(SSLSocketImpl.java:426) > at > org.apache.commons.net.ftp.FTPSClient.openDataConnection(FTPSClient.java:278) > at > org.apache.commons.net.ftp.FTPClient._retrieveFileStream(FTPClient.java:915) > at > org.apache.commons.net.ftp.FTPClient.retrieveFileStream(FTPClient.java:2841) > at > akka.stream.alpakka.ftp.impl.CommonFtpOperations.$anonfun$retrieveFileInputStream$1(CommonFtpOperations.scala:71) > at scala.util.Try$.apply(Try.scala:210) {code} > > > > -- This message was sent by Atlassian Jira (v8.20.10#820010)