[Borgbackup] FileExistsError re nonce.tmp / nonce

Tue Oct 6 00:12:46 EDT 2020

Hello Michael,

please set the SMB protocol min and max to SMB3 and mount it with the
same version.

Best regards,
Matthias

Am Di., 6. Okt. 2020 um 01:17 Uhr schrieb Michael Siepmann via
Borgbackup <borgbackup at python.org>:
>
> Hello Matthias,
>
> I appreciate your help. The Synology NAS has minimum and maximum
> options: SMB1, SMB2, SMB2 and Large MTU, SMB3, and is currently set to
> SMB1 for both minimum and maximum. My script mounts it with cifs version
> 1.0: "mount -t cifs -o vers=1.0"
>
> Best regards,
>
> Michael
>
>
> On 2020-10-05 02:51, Matthias Böttcher wrote:
> > Hello Michael,
> >
> > I guess you have mounted /mnt/synology/ as cifs on a Synology NAS.
> > Please check the SMB-Settings on the NAS, especially the version
> > settings of the protocol. I can't give you detailed information,
> > because I'm not using a Synology NAS.
> >
> > HTH
> > Matthias Böttcher
> >
> > Am Sa., 3. Okt. 2020 um 21:42 Uhr schrieb Michael Siepmann via
> > Borgbackup <borgbackup at python.org>:
> >> I'd appreciate any help anyone can offer on this error I'm getting when trying to do a backup - with a script that was previously working fine. I'll paste the relevant part of the log below, but the main error seems to be this:
> >>
> >> FileExistsError: [Errno 17] File exists: '/mnt/synology/Qubes-personal/nonce.tmp' -> '/mnt/synology/Qubes-personal/nonce'
> >>
> >> I tried deleting nonce and nonce.tmp before running the backup, but I still got this error. Here's the full log excerpt:
> >>
> >> ===
> >>
> >> Creating archive at "/mnt/synology/Qubes-personal::{hostname}-{now:%Y-%m-%d_T%H:%M}"
> >> Local Exception
> >> Traceback (most recent call last):
> >>   File "/usr/lib64/python3.7/site-packages/borg/archiver.py", line 4529, in main
> >>     exit_code = archiver.run(args)
> >>   File "/usr/lib64/python3.7/site-packages/borg/archiver.py", line 4461, in run
> >>     return set_ec(func(args))
> >>   File "/usr/lib64/python3.7/site-packages/borg/archiver.py", line 166, in wrapper
> >>     return method(self, args, repository=repository, **kwargs)
> >>   File "/usr/lib64/python3.7/site-packages/borg/archiver.py", line 574, in do_create
> >>     create_inner(archive, cache)
> >>   File "/usr/lib64/python3.7/site-packages/borg/archiver.py", line 537, in create_inner
> >>     read_special=args.read_special, dry_run=dry_run, st=st)
> >>   File "/usr/lib64/python3.7/site-packages/borg/archiver.py", line 651, in _process
> >>     read_special=read_special, dry_run=dry_run)
> >>   File "/usr/lib64/python3.7/site-packages/borg/archiver.py", line 651, in _process
> >>     read_special=read_special, dry_run=dry_run)
> >>   File "/usr/lib64/python3.7/site-packages/borg/archiver.py", line 651, in _process
> >>     read_special=read_special, dry_run=dry_run)
> >>   [Previous line repeated 1 more time]
> >>   File "/usr/lib64/python3.7/site-packages/borg/archiver.py", line 625, in _process
> >>     status = archive.process_file(path, st, cache)
> >>   File "/usr/lib64/python3.7/site-packages/borg/archive.py", line 1071, in process_file
> >>     self.chunk_file(item, cache, self.stats, backup_io_iter(self.chunker.chunkify(fd, fh)))
> >>   File "/usr/lib64/python3.7/site-packages/borg/archive.py", line 999, in chunk_file
> >>     item.chunks.append(chunk_processor(data))
> >>   File "/usr/lib64/python3.7/site-packages/borg/archive.py", line 987, in chunk_processor
> >>     chunk_entry = cache.add_chunk(self.key.id_hash(data), data, stats, wait=False)
> >>   File "/usr/lib64/python3.7/site-packages/borg/cache.py", line 897, in add_chunk
> >>     data = self.key.encrypt(chunk)
> >>   File "/usr/lib64/python3.7/site-packages/borg/crypto/key.py", line 370, in encrypt
> >>     self.nonce_manager.ensure_reservation(num_aes_blocks(len(data)))
> >>   File "/usr/lib64/python3.7/site-packages/borg/crypto/nonces.py", line 85, in ensure_reservation
> >>     self.commit_repo_nonce_reservation(reservation_end, repo_free_nonce)
> >>   File "/usr/lib64/python3.7/site-packages/borg/crypto/nonces.py", line 48, in commit_repo_nonce_reservation
> >>     self.repository.commit_nonce_reservation(next_unreserved, start_nonce)
> >>   File "/usr/lib64/python3.7/site-packages/borg/repository.py", line 346, in commit_nonce_reservation
> >>     fd.write(bin_to_hex(next_unreserved.to_bytes(8, byteorder='big')))
> >>   File "/usr/lib64/python3.7/site-packages/borg/platform/base.py", line 176, in __exit__
> >>     os.replace(self.tmppath, self.path)
> >> FileExistsError: [Errno 17] File exists: '/mnt/synology/Qubes-personal/nonce.tmp' -> '/mnt/synology/Qubes-personal/nonce'
> >>
> >> Platform: Linux personal 4.19.132-1.pvops.qubes.x86_64 #1 SMP Tue Jul 14 03:42:21 UTC 2020 x86_64
> >> Linux: Fedora 30 Thirty
> >> Borg: 1.1.11  Python: CPython 3.7.7 msgpack: 0.5.6
> >> PID: 25754  CWD: /home/user/Apps/ScriptsByMMS
> >> sys.argv: ['/usr/bin/borg', 'create', '-v', '--stats', '--compression', 'zlib,5', '/mnt/synology/Qubes-personal::{hostname}-{now:%Y-%m-%d_T%H:%M}', '/home', '--exclude', '/home/*/.cache', '--exclude', '/home/*/.local/share/Trash', '--exclude', '/home/user/Downloads/NOT backed up', '--exclude', '/home/user/Seafile/mra
> >> y', '--exclude', '/home/user/Seafile/snowdrift-design']
> >> SSH_ORIGINAL_COMMAND: None
> >>
> >> ===
> >>
> >> Thank you,
> >>
> >> Michael Siepmann
> >>
> >> --
> >>
> >> Michael Siepmann, Ph.D.
> >> The Tech Design Psychologist™
> >> Shaping technology to help people flourish™
> >> 303-835-0501   TechDesignPsych.com   OpenPGP: 6D65A4F7
> >>
> >>
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