Issue Fixed.
Claus Ibsen-2 wrote: > > Hi > > I tacked down an issue in the camel-core > https://issues.apache.org/activemq/browse/CAMEL-2662 > > Can you try to test with latest code on your system? > > > > On Wed, Apr 21, 2010 at 6:13 AM, Claus Ibsen <claus.ib...@gmail.com> > wrote: >> On Wed, Apr 21, 2010 at 3:31 AM, watcher <patr...@daly.ws> wrote: >>> >>> I tried upgrading to jcraft v0.1.42 but the problem still exists. >>> >>> I can recreate the problem by copying a large file > 1MB onto the Sftp >>> server, and keeping the file open until after the next poll. >>> >> >> Ah makes sense. The sftp component is trying to get exclusive >> permission to the file. >> It does this by trying to rename the file to *.camelExclusiveReadLock. >> And the SFTP library is denying this because >> the file is actually opened by another program. >> >> What Camel should have do is to silently ignore this error instead of >> throwing it as an ERROR in the log. >> I will look into this. >> >> But if you stop having the file opened then the SFTP component should >> be able to rename the file on the next pool. >> Or a bit thereafter until the Windows file system allows to rename the >> file again. >> >> >> >>> >>> >>> >>> Claus Ibsen-2 wrote: >>>> >>>> Hi >>>> >>>> Btw you can try upgrading to a new jcraft .jar. v0.1.42 is out and we >>>> have upgraded to that in Camel 2.3. >>>> Camel 2.2 was using 0.1.40. >>>> >>>> >>>> On Thu, Apr 15, 2010 at 4:21 PM, watcher <patr...@daly.ws> wrote: >>>>> >>>>> Hi Claus >>>>> >>>>> Thanks for the quick reply. >>>>> >>>>> The status code 3 is SSH_ERROR_PERMISSION_DENIED (the authenticated >>>>> user >>>>> does not have sufficient permissions to perform the operation.) >>>>> >>>>> http://www.eldos.com/documentation/sbb/documentation/ref_err_sftperrorcodes.html >>>>> http://www.eldos.com/documentation/sbb/documentation/ref_err_sftperrorcodes.html >>>>> >>>>> Yes the problem happens for all other incoming files, restarting the >>>>> application seems to repair the problem. >>>>> I dont see in the logs any sign of camel disconnecting from the >>>>> session >>>>> and >>>>> retrying to login. >>>>> >>>>> Most of our clients write to the incoming sftp folder using a >>>>> temporary >>>>> filename before renaming it however that might not be possible to for >>>>> one >>>>> of >>>>> our clients in the short to medium term. >>>>> >>>>> I didnt think it was a issue as the readlock has work successfully >>>>> with >>>>> the >>>>> file component and I aware they share a common code base. >>>>> >>>>> >>>>> >>>>> Claus Ibsen-2 wrote: >>>>>> >>>>>> Hi >>>>>> >>>>>> The SFTP library is returning an exception with status code 3. You >>>>>> may >>>>>> dig around what that means. >>>>>> >>>>>> When this problem occurs, does the same problem occur on next poll? >>>>>> The ftp component have build in self healing, but that is limited to >>>>>> the ftp connection/session. >>>>>> So in case there is something wrong with the session it re login >>>>>> automatic. >>>>>> >>>>>> Also you can use readLock=none as uri parameter to not use locks at >>>>>> all. You can do this if you do not have a race condition >>>>>> where another party is writing a new file, which you then want to >>>>>> download. >>>>>> >>>>>> Its actually best to let the other party write to another directory >>>>>> and then when the file is complete, move it in place. >>>>>> Or write using a temporary filename, and then rename when write is >>>>>> complete. >>>>>> >>>>>> >>>>>> >>>>>> On Thu, Apr 15, 2010 at 1:37 PM, watcher <patr...@daly.ws> wrote: >>>>>>> >>>>>>> Apache Camel 2.2 >>>>>>> Windows Server 2003 >>>>>>> >>>>>>> I'm running an application that polls an SFTP server. I works to a >>>>>>> point >>>>>>> but >>>>>>> after some time the applications fails trying to get an exclusive >>>>>>> lock >>>>>>> on >>>>>>> the file. Whick seems to indicate that it is a permission problem. >>>>>>> However >>>>>>> restarting the application (camel) fixes the issue. Could it be a >>>>>>> fault >>>>>>> with >>>>>>> camel? >>>>>>> >>>>>>> [code] >>>>>>> >>>>>>> <camel:camelContext xmlns="http://camel.apache.org/schema/spring";> >>>>>>> <camel:routeBuilder ref="myRouter"/> >>>>>>> <camel:endpoint id="printerIncoming" >>>>>>> uri="sftp://${printerincomi...@${ipaddress}?password=password&binary=true&recursive=true&delay=10000&initialDelay=2000&move=.done&knownHostsFile=c://known_host&filter=#myAntFilter"/> >>>>>>> </camel:camelContext> >>>>>>> >>>>>>> >>>>>>> <!-- we use the AntPathMatcherRemoteFileFilter to use ant >>>>>>> paths >>>>>>> for >>>>>>> includes and exlucde --> >>>>>>> <bean id="myAntFilter" >>>>>>> class="org.apache.camel.component.file.AntPathMatcherGenericFileFilter"> >>>>>>> <property name="includes" >>>>>>> value="**/incoming/*.PDF,**/incoming/*.pdf"/> >>>>>>> <property name="excludes" value="**/outgoing/**"/> >>>>>>> >>>>>>> </bean> >>>>>>> [/code] >>>>>>> >>>>>>> [code] >>>>>>> 15 Apr 2010 10:17:57,077 ERROR [Camel thread 0: SftpComponent] >>>>>>> SftpConsumer.log(248) | Caused by: >>>>>>> [org.apache.camel.component.file.GenericFileOperationFailedException >>>>>>> - >>>>>>> Cannot rename file from: user/incoming/test_file.pdf to: >>>>>>> test_file.pdf.camelExclusiveReadLock] >>>>>>> org.apache.camel.component.file.GenericFileOperationFailedException: >>>>>>> Cannot >>>>>>> rename file from: user/incoming/test_file.pdf to: >>>>>>> test_file.pdf.camelExclusiveReadLock >>>>>>> at >>>>>>> org.apache.camel.component.file.remote.SftpOperations.renameFile(SftpOperations.java:205) >>>>>>> at >>>>>>> org.apache.camel.component.file.strategy.GenericFileRenameExclusiveReadLockStrategy.acquireExclusiveReadLock(GenericFileRenameExclusiveReadLockStrategy.java:68) >>>>>>> at >>>>>>> org.apache.camel.component.file.strategy.GenericFileProcessStrategySupport.begin(GenericFileProcessStrategySupport.java:44) >>>>>>> at >>>>>>> org.apache.camel.component.file.strategy.GenericFileRenameProcessStrategy.begin(GenericFileRenameProcessStrategy.java:38) >>>>>>> at >>>>>>> org.apache.camel.component.file.GenericFileConsumer.processExchange(GenericFileConsumer.java:221) >>>>>>> at >>>>>>> org.apache.camel.component.file.GenericFileConsumer.processBatch(GenericFileConsumer.java:137) >>>>>>> at >>>>>>> org.apache.camel.component.file.GenericFileConsumer.poll(GenericFileConsumer.java:103) >>>>>>> at >>>>>>> org.apache.camel.impl.ScheduledPollConsumer.run(ScheduledPollConsumer.java:106) >>>>>>> at >>>>>>> java.util.concurrent.Executors$RunnableAdapter.call(Unknown >>>>>>> Source) >>>>>>> at >>>>>>> java.util.concurrent.FutureTask$Sync.innerRunAndReset(Unknown >>>>>>> Source) >>>>>>> at java.util.concurrent.FutureTask.runAndReset(Unknown >>>>>>> Source) >>>>>>> at >>>>>>> java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$101(Unknown >>>>>>> Source) >>>>>>> at >>>>>>> java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.runPeriodic(Unknown >>>>>>> Source) >>>>>>> at >>>>>>> java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(Unknown >>>>>>> Source) >>>>>>> at >>>>>>> java.util.concurrent.ThreadPoolExecutor$Worker.runTask(Unknown >>>>>>> Source) >>>>>>> at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown >>>>>>> Source) >>>>>>> at java.lang.Thread.run(Unknown Source) >>>>>>> Caused by: 3: >>>>>>> at >>>>>>> com.jcraft.jsch.ChannelSftp.throwStatusError(ChannelSftp.java:2287) >>>>>>> at com.jcraft.jsch.ChannelSftp.rename(ChannelSftp.java:1479) >>>>>>> at >>>>>>> org.apache.camel.component.file.remote.SftpOperations.renameFile(SftpOperations.java:202) >>>>>>> ... 16 more >>>>>>> [/code] >>>>>>> -- >>>>>>> View this message in context: >>>>>>> http://old.nabble.com/SFTP-rename-problems-tp28254146p28254146.html >>>>>>> Sent from the Camel - Users mailing list archive at Nabble.com. >>>>>>> >>>>>>> >>>>>> >>>>>> >>>>>> >>>>>> -- >>>>>> Claus Ibsen >>>>>> Apache Camel Committer >>>>>> >>>>>> Author of Camel in Action: http://www.manning.com/ibsen/ >>>>>> Open Source Integration: http://fusesource.com >>>>>> Blog: http://davsclaus.blogspot.com/ >>>>>> Twitter: http://twitter.com/davsclaus >>>>>> >>>>>> >>>>> >>>>> -- >>>>> View this message in context: >>>>> http://old.nabble.com/SFTP-rename-problems-tp28254146p28255938.html >>>>> Sent from the Camel - Users mailing list archive at Nabble.com. >>>>> >>>>> >>>> >>>> >>>> >>>> -- >>>> Claus Ibsen >>>> Apache Camel Committer >>>> >>>> Author of Camel in Action: http://www.manning.com/ibsen/ >>>> Open Source Integration: http://fusesource.com >>>> Blog: http://davsclaus.blogspot.com/ >>>> Twitter: http://twitter.com/davsclaus >>>> >>>> >>> >>> -- >>> View this message in context: >>> http://old.nabble.com/SFTP-rename-problems-tp28254146p28287939.html >>> Sent from the Camel - Users mailing list archive at Nabble.com. >>> >>> >> >> >> >> -- >> Claus Ibsen >> Apache Camel Committer >> >> Author of Camel in Action: http://www.manning.com/ibsen/ >> Open Source Integration: http://fusesource.com >> Blog: http://davsclaus.blogspot.com/ >> Twitter: http://twitter.com/davsclaus >> > > > > -- > Claus Ibsen > Apache Camel Committer > > Author of Camel in Action: http://www.manning.com/ibsen/ > Open Source Integration: http://fusesource.com > Blog: http://davsclaus.blogspot.com/ > Twitter: http://twitter.com/davsclaus > > -- View this message in context: http://old.nabble.com/SFTP-rename-problems-tp28254146p28375361.html Sent from the Camel - Users mailing list archive at Nabble.com.
