Re: [Duplicity-talk] Backup fails only from cron

[edgar . soldin]

How are you telling ssh the password for your key (when run by cron)?

..ede/duply.net


On 30.07.2010 13:08, Adam Huffman wrote:
> I'm trying to setup automated backups via cron on a Fedora 13 system,
> connecting to a Centos 5.5 server.
>
> When I run the simple script interactively, it works fine, using an
> SSH key to connect to the server.
>
> When I schedule the script via cron it fails with the "Invalid SSH
> password" error.
>
> Here's the traceback:
>
>
> Backend error detail: Traceback (most recent call last):
>    File "/usr/bin/duplicity", line 1239, in<module>
>      with_tempdir(main)
>    File "/usr/bin/duplicity", line 1232, in with_tempdir
>      fn()
>    File "/usr/bin/duplicity", line 1133, in main
>      sync_archive()
>    File "/usr/bin/duplicity", line 910, in sync_archive
>      remlist = globals.backend.list()
>    File "/usr/lib64/python2.6/site-packages/duplicity/backends/sshbackend.py",
> line 270, in list
>      l = self.run_sftp_command(commandline, commands).split('\n')[1:]
>    File "/usr/lib64/python2.6/site-packages/duplicity/backends/sshbackend.py",
> line 197, in run_sftp_command
>      raise BackendException("Error running '%s'" % commandline)
>
> I've seen similar errors reported and there's
> https://bugs.launchpad.net/duplicity/+bug/411145, though there's no
> sign of a "Couldn't get handle" error in my case.
>
> The problem occurs both with the current Fedora package 0.6.08b and
> with a local build of the latest version 0.6.09.
>
> Here's the redacted script:
>
>
> #!/bin/sh
> # Script to backup $HOME
>
> export PASSPHRASE="<passphrase>"
>
> duplicity -v 9 --ssh-options="-oIdentityFile=/home/linda/.ssh/id_dsa"
> /home/linda scp://linda@<remote server>//home2/linda
>
>
> Adam
>
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