Re: [gentoo-user] xpra permissions

[n952162 <n952162@web.de>]

On 2025/01/12 13:22, Michael wrote:
> On Sunday 12 January 2025 10:41:23 Greenwich Mean Time n952162 wrote:
>> Thank you, that gave me the hint I needed for the first step ... I use
>> an ssh option for nixos that's not need for gentoo: /"-o
>> PreferredAuthentications=password"/
> You can use a user password to login over SSH or public key.  It is a matter
> of configuring the sshd accordingly and using either method from the client.


Yes.


>
>
>> But now I've got a new problem (or problems) that might be gentoo-related:
>>
>>      /Warning: XDG_RUNTIME_DIR is not defined
>>        and '/run/user/1010' does not exist
>>        using '/tmp'
>>      server socket for display :2 not found
> I don't know anything about xpra, but the error points to a user account not
> being available/configured correctly?


I'm thinking it has to do with the configuration of the configuration
files, as used by both server and client, locally and remotely.


>
> Have you tried connecting locally on the server with no user (you'll be
> already logged in), before you try connecting from the client remotely using
> the correct user@host incantation?


That was a good idea, logging in locally.  I got the same error, though.


>
>>        waiting up to 20 seconds
>>
>>      xpra initialization error:
>>        cannot find live server for display :2
>>      /
>>
>> $XDG_RUNTIME_DIR *does* exist, on the server and the client.
>> /run/user/1010 exists on the (nixos) client, but there's no /run/user on
>> gentoo (that I can see). Therefore, my $XDG_RUNTIME_DIR is set to
>> ~/.xpra, which is present and rwe by the user, as is ~/.xdg/xpra.
>> There's a ~/.xdg/xpra/2/socket with a recent timestamp.  There's nothing
>> relevant in /tmp on the server or the client.
>>
>> Clearly related is this, when I try to stop xpra on the server:
>>
>>      /$ xpra stop
>>      xpra initialization error:
>>        cannot find any live servers to connect to/
>>      /
>>      /
>>      /$ ps -ef | grep xpra
>>      user   2544     1  0 09:58 ?        00:00:01 /usr/bin/python3.11
>>      /bin/xpra start :2 --st.../
> Hmm ... the UID cannot say "user" unless you created the username as "user"?


It was anonymized.