[Cyberduck-trac] [Cyberduck] #11074: [cyberduck:ssh] sftp causes NPE
Cyberduck
trac at cyberduck.io
Wed Jun 17 17:07:15 UTC 2020
#11074: [cyberduck:ssh] sftp causes NPE
-------------------------+-------------------------
Reporter: umjammer | Owner:
Type: defect | Status: new
Priority: normal | Milestone:
Component: sftp | Version: 7.0.1
Severity: normal | Keywords: sftp
Architecture: | Platform: macOS 10.15
-------------------------+-------------------------
i'm developing an application using cyberduck libraries https://github.com
/iterate-ch/cyberduck.
== ■ i got NPE when i used sftp session. ==
{{{
java.lang.NullPointerException
at
net.schmizz.sshj.sftp.RemoteFile$ReadAheadRemoteFileInputStream.retrieveUnconfirmedRead(RemoteFile.java:252)
at
net.schmizz.sshj.sftp.RemoteFile$ReadAheadRemoteFileInputStream.available(RemoteFile.java:331)
at
java.nio.channels.Channels$ReadableByteChannelImpl.read(Channels.java:381)
at
vavi.nio.file.Util$SeekableByteChannelForReading.read(Util.java:203)
at
vavi.nio.file.cyberduck.CyberduckFileSystemDriver$6.read(CyberduckFileSystemDriver.java:291)
}}}
* error location is here
https://github.com/umjammer/vavi-nio-file-
cyberduck/blob/6c8ba78010086e5593641d3064dab41adff75c2d/src/main/java/vavi/nio/file/cyberduck/CyberduckFileSystemDriver.java#L227-L262
* program entry point is here
https://github.com/umjammer/vavi-nio-file-
cyberduck/blob/6c8ba78010086e5593641d3064dab41adff75c2d/src/test/java/vavi/nio/file/cyberduck/Main2.java
* my env
{{{
ch.cyberduck:ssh:7.0.1
+- ch.iterate.ssh:sshj:0:22:14
}}}
{{{
$ java -version
java version "1.8.0_231"
Java(TM) SE Runtime Environment (build 1.8.0_231-b11)
Java HotSpot(TM) 64-Bit Server VM (build 25.231-b11, mixed mode)
}}}
== ■ i did ==
* update cyberduck version
{{{
ch.cyberduck:ssh:7.4.1
+- ch.iterate.ssh:sshj:0:22:15
}}}
**failed**
* update sshj
{{{
com.hierynomus:sshj:0.29.0
}}}
**succeeded**
but got warning
{{{
java.lang.NoSuchMethodError:
net.schmizz.sshj.sftp.SFTPEngine.supportsServerExtension(Ljava/lang/String;Ljava/lang/String;)Z
at
ch.cyberduck.core.sftp.SFTPQuotaFeature.isStatVFSOpenSSHSupported(SFTPQuotaFeature.java:122)
at
ch.cyberduck.core.sftp.SFTPQuotaFeature.get(SFTPQuotaFeature.java:55)
at
vavi.nio.file.cyberduck.CyberduckFileStore.getQuota(CyberduckFileStore.java:109)
at
vavi.nio.file.cyberduck.CyberduckFileStore.getTotalSpace(CyberduckFileStore.java:51)
at
vavi.net.fuse.fusejna.JavaNioFileFS.statfs(JavaNioFileFS.java:349)
at net.fusejna.FuseFilesystem._statfs(FuseFilesystem.java:331)
at
net.fusejna.StructFuseOperations$26.callback(StructFuseOperations.java:287)
at sun.reflect.GeneratedMethodAccessor7.invoke(Unknown Source)
at
sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.lang.reflect.Method.invoke(Method.java:498)
at
com.sun.jna.CallbackReference$DefaultCallbackProxy.invokeCallback(CallbackReference.java:520)
at
com.sun.jna.CallbackReference$DefaultCallbackProxy.callback(CallbackReference.java:551)
}}}
== ■ i want you ==
* update cyberduck:ssh's sshj library to 0.29.0 compatible
Thanks!
--
Ticket URL: <https://trac.cyberduck.io/ticket/11074>
Cyberduck <https://cyberduck.io>
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