Hello again, Anyone had this issue before? Is it a bug in Camel FTP or it's just the way it is supposed to work?
On Fri, May 20, 2011 at 6:00 PM, Laurentiu Trica < [email protected]> wrote: > Hello, > > I've been struggling to solve a situation in which a FTP poller was not > working from time to time. > I've got to the point where I think I know what the problem is. > > I'm using Camel 2.6 in servicemix. > > *I've put up a test for this:* > - three FTP file producers at different repeating period of time: 35s, > 5min, 1h. Note that when starting servicemix they all put the first file at > once. > - the files ar put on the FTP in /in folder > - one FTP (ftps) consumer which deletes the files after consuming them > - the route is simply moving the file from input (ftps) to output (a local > folder). > > *The problem*: > - only the first produced file is consumed but is processed over and over > again > - the rest of the files (the rest of the first 3 files + the others that > are added every 35s) are just ignored > > Possible problem: > The FTP component is getting the list of the first 3 files from the FTP in > a threaded manner which depends on the state of the current directory on the > FTP server > - it changes the current directory to /in > - retrieves the file > - it changes the current directory to / > - the second (probably) thread changes the directory to /in > - retreives the second file > - the first (probably) thread sends a delete command but it sends it as if > it were in the root folder but it is actually in the /in folder > - the FTP gives an error that the file doesn't exist > - somehow the FTP Component blocks itself on the first file... > > You can see the partial (useful) log below: > > (002386)5/20/2011 17:07:03 PM - sftp-test (192.168.0.194)> 257 "/" is > current directory. > (002386)5/20/2011 17:07:03 PM - sftp-test (192.168.0.194)> CWD in > (002386)5/20/2011 17:07:03 PM - sftp-test (192.168.0.194)> 250 CWD > successful. "/in" is current directory. > (002386)5/20/2011 17:07:03 PM - sftp-test (192.168.0.194)> PASV > (002386)5/20/2011 17:07:03 PM - sftp-test (192.168.0.194)> 227 Entering > Passive Mode (192,168,0,25,228,206) > (002386)5/20/2011 17:07:03 PM - sftp-test (192.168.0.194)> RETR > WS_1001_1.xml > (002386)5/20/2011 17:07:03 PM - sftp-test (192.168.0.194)> 150 Connection > accepted > (002386)5/20/2011 17:07:03 PM - sftp-test (192.168.0.194)> SSL connection > for data connection established > (002386)5/20/2011 17:07:03 PM - sftp-test (192.168.0.194)> 226 Transfer OK > (002386)5/20/2011 17:07:03 PM - sftp-test (192.168.0.194)> CWD / > (002386)5/20/2011 17:07:03 PM - sftp-test (192.168.0.194)> 250 CWD > successful. "/" is current directory. > (002386)5/20/2011 17:07:03 PM - sftp-test (192.168.0.194)> PWD > (002386)5/20/2011 17:07:03 PM - sftp-test (192.168.0.194)> 257 "/" is > current directory. > (002386)5/20/2011 17:07:03 PM - sftp-test (192.168.0.194)> CWD in > (002386)5/20/2011 17:07:03 PM - sftp-test (192.168.0.194)> 250 CWD > successful. "/in" is current directory. > (002386)5/20/2011 17:07:03 PM - sftp-test (192.168.0.194)> PASV > (002386)5/20/2011 17:07:03 PM - sftp-test (192.168.0.194)> 227 Entering > Passive Mode (192,168,0,25,228,207) > (002386)5/20/2011 17:07:03 PM - sftp-test (192.168.0.194)> RETR > WS_1001_2.xml > (002386)5/20/2011 17:07:03 PM - sftp-test (192.168.0.194)> 150 Connection > accepted > (002386)5/20/2011 17:07:03 PM - sftp-test (192.168.0.194)> DELE > in/WS_1001_1.xml > (002386)5/20/2011 17:07:03 PM - sftp-test (192.168.0.194)> 550 File not > found > (002386)5/20/2011 17:07:03 PM - sftp-test (192.168.0.194)> PASV > (002386)5/20/2011 17:07:03 PM - sftp-test (192.168.0.194)> 227 Entering > Passive Mode (192,168,0,25,228,208) > (002386)5/20/2011 17:07:03 PM - sftp-test (192.168.0.194)> NLST in > (002386)5/20/2011 17:07:03 PM - sftp-test (192.168.0.194)> 550 Directory > not found > (002386)5/20/2011 17:07:03 PM - sftp-test (192.168.0.194)> PWD > (002386)5/20/2011 17:07:03 PM - sftp-test (192.168.0.194)> 257 "/in" is > current directory. > (002386)5/20/2011 17:07:03 PM - sftp-test (192.168.0.194)> CWD in > (002386)5/20/2011 17:07:03 PM - sftp-test (192.168.0.194)> 550 CWD failed. > "/in/in": directory not found. > > For the whole logs go here: > http://pastie.org/private/kknnkxpbyzqmai7gsm8z5g > For the Servicemix log: http://pastie.org/private/eulookxiepan3nkjyu41a > > A workaround that seems to work is to use the maxMessagesPerPoll=1 > option... > > Anyone has the same problem? Can this be fixed? > > Thank you for your time. Enjoy the weekend! > > Laurentiu Trica > -- Laurentiu Trica Software Developer Mobile: (+40) 722 329318 S.C MoreDevs S.R.L. Email: [email protected] This message can contain privileged or confidential information and it is intended only for addressee. Any unauthorized disclosure is strictly prohibited.
