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digint / btrbk

Tool for creating snapshots and remote backups of btrfs subvolumes
https://digint.ch/btrbk/
GNU General Public License v3.0
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Failed to fetch subvolume detail #421

Open mcteixeira opened 3 years ago

mcteixeira commented 3 years ago

Hi,

Can you please tell me what I'm doing wrong? The dryrun always shows me the error !!! Target "192.168.1.10:/backups/" aborted: Failed to fetch subvolume detail The local snapshots are working OK

Server fstab for BTRFS drive and subvolume

UUID=XXX /backups btrfs rw,noatime,compress=zstd:3,ssd,discard=async,space_cache,commit=120,subvol=@backups 0 0

Configuration file /etc/btrbk/btrbk.conf:

` timestamp_format long snapshot_preserve_min 18h snapshot_preserve 48h

ssh_identity /root/.ssh/id_rsa snapshot_dir @snapshots

volume /btrfs subvolume @ target ssh://192.168.1.10/backups/ `

Output of sudo btrbk -c /etc/btrbk/btrbk.conf -v -n run

`btrbk command line client, version 0.31.3 (Thu Oct 14 00:48:35 2021) Using configuration: /etc/btrbk/btrbk.conf WARNING: Skipping target "192.168.1.10:/backups/": Failed to fetch subvolume detail WARNING: ... Command execution failed (exitcode=1) WARNING: ... sh: ssh -i /root/.ssh/id_rsa root@192.168.1.10 'readlink -v -e /backups/thinkpad' WARNING: ... [ERROR] Unrecognized command, bailing out! Assuming non-present subvolume "@.20211014T0048" in skipped targets: "192.168.1.10:/backups/" Creating subvolume snapshot for: /btrfs/@ [snapshot] source: /btrfs/@ [snapshot] target: /btrfs/@snapshots/@.20211014T0048 WARNING: Skipping cleanup of snapshots for subvolume "/btrfs/@", as at least one target aborted earlier Completed within: 3s (Thu Oct 14 00:48:38 2021)

Backup Summary (btrbk command line client, version 0.31.3)

Date:   Thu Oct 14 00:48:35 2021
Config: /etc/btrbk/btrbk.conf
Dryrun: YES

Legend: === up-to-date subvolume (source snapshot) +++ created subvolume (source snapshot) --- deleted subvolume *** received subvolume (non-incremental)

received subvolume (incremental)

/btrfs/@ +++ /btrfs/@snapshots/@.20211014T0048 !!! Target "192.168.1.10:/backups/" aborted: Failed to fetch subvolume detail `

digint commented 3 years ago

WARNING: ... sh: ssh -i /root/.ssh/id_rsa root@192.168.1.10 'readlink -v -e /backups/thinkpad' WARNING: ... [ERROR] Unrecognized command, bailing out!

looks like your system at 192.168.1.10 does not have the readlink command (which is part of coreutils and should be present on all systems). Another possibility is that your ssh setup strips $PATH, and it cannot find readlink because of that.