[oe] Could not update ICEauthority file /var/lib/gdm/.ICEauthority

[Koen Kooi]

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Ulf Samuelsson schreef op 04-02-14 12:32:
> I built a derivative of cloud9-gnome-image/Angstrom-1.4  for the
> Beaglebone Black on an Ubuntu 12.04 host.
> 
> When I boot, I get a popup window with the text:
> 
> "Could not update ICEauthority file /var/lib/gdm/.ICEauthority"
> 
> This appears because /var/lib/gdm is not owned by gdm. Instead it is
> owned by 115:125
> 
> I manually changed the owner and rebooted, and this time I did not get
> the error message.
> 
> I tracked down why:
> 
> The recipe for gdm in
> meta-openembedded/meta-gnome/recipes-gnome/gdm_2.32.2.bb contains:
> 
> 
> ------------------------------------------------------------------------------
>
> 
do_install_append() {
> ... chown -R gdm:gdm ${D}${localstatedir}/lib/gdm chmod 0750
> ${D}${localstatedir}/lib/gdm ... } 
> ------------------------------------------------------------------------------
>
>  Problem with this approach is that the chown command is using the
> user:group of the host .
> 
> If I do <host> # cat /etc/passwd | grep gdm I get:
> 
> gdm:x:115:125:Gnome Display Manager:/var/lib/gdm:/bin/false
> 
> If I do the same on the target I get:
> 
> root at beaglebone:~# cat /etc/passwd | grep gdm I get: 
> gdm:x:997:993::/var/lib/gdm:/bin/sh
> 
> so I think that setting the user:group must be done in a postinstall
> task.

No, you just need to extract the tarball with --numeric-owner, pseudo takes
care of having the right numeric IDs in the packages and during the build.

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