Hello, I wanted to follow-up with this in case anyone else has the same issue in the future. Thanks to Adam's instructions I was able to get it working. There was a sudo missing and once I added it, the backup worked perfectly.
Thank you, Joseph On Wed, Mar 31, 2021 at 10:35 AM Adam Goryachev via BackupPC-users < backuppc-users@lists.sourceforge.net> wrote: > > On 1/4/21 00:08, Joseph Bishay wrote: > > Hello Adam and everyone, > > Thank you for the reply. I've responded below: > > On Tue, Mar 30, 2021 at 10:42 PM Adam Goryachev via BackupPC-users < > backuppc-users@lists.sourceforge.net> wrote: > >> On 31/3/21 12:26, Joseph Bishay wrote: >> >> <snip> >> I have BackupPC backing up a Linux client and it appears to only back up >> certain files. The pattern seems to be that if the directory has >> permissions of -rw-r--r-- BackupPC can enter, read the files and back them >> up correctly, but if the directory has permissions of drwx------ it creates >> that directory but cannot enter and read the files within it. >> >> The error log file shows multiple lines of: >> Remote[1]: rsync: opendir "/directory/with/files" failed: Permission >> denied (13) >> >> Other parts of the filesystem are being backed up correctly it appears. >> The BackupPC automatically connects as the user BackupPC on the client and >> that backupPC user has the ability to run rsync as root. On the client I >> have: >> >> $ cat /etc/sudoers.d/backuppc giving: >> backuppc ALL=NOPASSWD: /usr/bin/rsync >> backuppc ALL=NOPASSWD: /usr/bin/whoami #added this one for debugging >> >> From BackupPC running the command: >> ssh -l backuppc client_IP "whoami" >> returns backuppc >> >> and running the command >> ssh -l backuppc client_IP "sudo whoami" >> returns root >> >> so it seems to be working correctly. >> >> In the client config file on BackupPC, variable is set as: >> RsyncClientCmd = "$sshPath -q -x -l backuppc $host $rsyncPath $argList+" >> >> Aren't you missing a sudo somewhere in the command? not sure how you have >> defined rsyncPath, but that looks like it could be the issue. >> >> Maybe you could post the logs which will show the actual commands being >> run after variable expansion. >> >> Regards, >> Adam >> > > I am not sure if there should be a sudo somewhere or how that works > unfortunately - I do not understand this very well. rsyncClientPath is > defined as: /usr/bin/rsync It appears rsync is working since I am getting > part of the drive backed up, just not certain folders. > > The Xferlog file shows: > > Contents of file /var/lib/backuppc/pc/client_IP/XferLOG.0.z, modified > 2021-03-28 21:25:06 > > full backup started for directory / > Running: /usr/bin/ssh -q -x -l backuppc client_IP /usr/bin/rsync --server > --sender --numeric-ids --perms --owner --group -D --links --hard-links > --times --block-size=2048 --recursive --ignore-times . / > > > You are definitely missing an "sudo" in there. If you see what you have, > you are calling ssh, with some flags "-q -x", using the account backuppc > (-l backuppc), to login to the remove machine "client_IP" and once logged > in running /usr/bin/rsync with some options .... etc. > > ssh -l backuppc client_IP "whoami" > > This is the same example you posted above, as you can see, it is running > as the user backuppc > > ssh -l backuppc client_IP "sudo whoami" > > As you can see, adding the "sudo" means you are going to end up running > the command as root. > > RsyncClientCmd = "$sshPath -q -x -l backuppc $host $rsyncPath $argList+" > > I would suggest changing this to: > > RsyncClientCmd = "$sshPath -q -x -l backuppc $host /usr/bin/sudo > $rsyncPath $argList+" > > Assuming your sudo is in /usr/bin/sudo. To check, login and run: > > which sudo > > Pretty sure that should solve the permissions problem, although I don't > use sudo with backuppc, so there could be other issues that I'm not aware > of. > > Regards, > Adam > _______________________________________________ > BackupPC-users mailing list > BackupPC-users@lists.sourceforge.net > List: https://lists.sourceforge.net/lists/listinfo/backuppc-users > Wiki: https://github.com/backuppc/backuppc/wiki > Project: https://backuppc.github.io/backuppc/ >
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