[pve-devel] [PATCH-SERIES qemu-server/storage/common 0/4] fix UTF-8 handling for PBS_PASSWORD

[Fiona Ebner]

Am 01.10.25 um 12:47 PM schrieb Fiona Ebner:
> The PBS password is saved as UTF-8 and decoded to Perl's internal
> string representation upon reading from the password file. When the
> password contains multi-byte UTF-8 characters, backing up a diskless
> VM would fail with:
>> Error: error building client for repository XXX -
>> PBS_PASSWORD contains bad characters
> 
> The same error would occur for uploading the log file after backup, as
> well as extracting the configuration file from backup.
> 
> Restoring would fail with:
>> restore failed: invalid utf-8 sequence of 1 bytes from index 0
> 
> Fix these issues by properly encoding the value for the PBS_PASSWORD
> environment variable value again as UTF-8.
> 
> For PMG, using passwords that would be auto-encoded by Perl as either
> ASCII or UTF-8 already worked, but other encodings would not, for
> example ISO-8859 would result in:
>> proxmox-backup-client failed: Error: error building client for
>> repository latin at pbs@10.10.100.180:8007:bigone - PBS_PASSWORD
>> contains bad characters (500)
> 
> Follow pve-storage commit 5245e04 ("fix #5181: pbs: store and read
> passwords as unicode") and align the behavior of the storage plugin
> and pbs client module.

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