Re: [Duplicity-talk] SCP Issue With duplicity 0.7.01 and rsync.net

[edgar . soldin]

does anyone of you have a rsync.net account to test out their specific shell? i 
could do it if you can provide me with a working (temporary) account.


..ede/duply.net


On 09.03.2015 13:55, Kenneth Loafman wrote:
> Hi,
> 
> Yes, I can verify that a change was made that fixed an inconsistency in the 
> way scp was handled.  Prior to 0.7.01, scp was treated basically the same as 
> sftp unless you specified the --use-scp flag.  When we did the backend 
> unification, scp became straight scp, sftp became straight sftp, and the 
> --use-scp flag went away.  What this means is that we are now trying to use 
> an interactive shell for scp and it's not working for rsync.net 
> <http://rsync.net>, they are using a different shell, and we'll need to 
> tailor for that.  Changing over to sftp is not really changing what you were 
> doing, you are just telling us to do what we were already doing.
> 
> ...Ken
> 
> 
> On Sun, Mar 8, 2015 at 9:29 PM, Simon Watson <address@hidden 
> <mailto:address@hidden>> wrote:
> 
>     Hi,
> 
>     Just letting you know I came across an issue with using duplicity 0.7.01 
> and my rsync.net <http://rsync.net/> account.
> 
>     When I used duplicity 0.7.01 with the scp protocol to connect to my 
> rsync.net <http://rsync.net/> account it would fail with:
>     BackendException: scp mkdir failed(2): test: target/remote/directory: 
> unexpected operator
> 
>     Thanks to Kenneth Loafman's assistance I was able to resolve this issue.
>     If I changed to using the sftp protocol instead it would work fine. Also 
> if I downgraded to duplicity 0.7.0 or lower it would also work fine. So it 
> seems like a remote command that duplicity 0.7.01 uses with the scp method 
> won't work on rsync.net <http://rsync.net/> accounts.
> 
>     Is anyone else able to replicate or confirm this issue?
> 
>     Here is the full traceback for the exception I was getting:
>     Backend error detail: Traceback (most recent call last):
>       File "/usr/bin/duplicity", line 1497, in <module>
>         with_tempdir(main)
>       File "/usr/bin/duplicity", line 1491, in with_tempdir
>         fn()
>       File "/usr/bin/duplicity", line 1324, in main
>         action = commandline.ProcessCommandLine(sys.argv[1:])
>       File "/usr/lib/python2.7/dist-packages/duplicity/commandline.py", line 
> 1048, in ProcessCommandLine
>         globals.backend = backend.get_backend(args[0])
>       File "/usr/lib/python2.7/dist-packages/duplicity/backend.py", line 221, 
> in get_backend
>         obj = get_backend_object(url_string)
>       File "/usr/lib/python2.7/dist-packages/duplicity/backend.py", line 207, 
> in get_backend_object
>         return factory(pu)
>       File 
> "/usr/lib/python2.7/dist-packages/duplicity/backends/ssh_paramiko_backend.py",
>  line 230, in __init__
>         self.runremote("test -d '%s' || mkdir -p '%s'" % (self.remote_dir, 
> self.remote_dir), False, "scp mkdir ")
>       File 
> "/usr/lib/python2.7/dist-packages/duplicity/backends/ssh_paramiko_backend.py",
>  line 359, in runremote
>         raise BackendException("%sfailed(%d): %s" % (errorprefix, res, 
> chan.recv_stderr(4096)))
>     BackendException: scp mkdir failed(2): test: duplicity/pavlics: 
> unexpected operator
> 
>     Cheers,
>     Simon
>     --
>     Moon Buggy Media
>     moonbuggymedia.com <http://moonbuggymedia.com>
>     m. 0410 190 553
>     p. 03 9913 1715
> 
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