On 2021-10-01 17:46, Jan Nieuwenhuizen wrote: > Hi, > > When using su or sudo to enter an account managed by guix home, I get > this error > > --8<---------------cut here---------------start------------->8--- > Backtrace: > 2 (primitive-load "/home/guix/.guix-home/on-first-login") > In ice-9/ports.scm: > 461:11 1 (call-with-output-file "/run/user/1003/on-first-login-…" …) > In unknown file: > 0 (open-file "/run/user/1003/on-first-login-executed" "w" …) > > ERROR: In procedure open-file: > In procedure open-file: No such file or directory: "/run/user/1003/on-first-login-executed" > --8<---------------cut here---------------end--------------->8--- > > Upon a console login or ssh login, /var/run/1003 is created and all is fine. > > See below for the scenario, home-minimal.scm is attached. > > Greetings, > Janneke > > > $ ssh guix@localhost -p 2222 > guix@localhost's password: > Last login: Tue Jun 23 11:45:08 2020 from 2001:980:1b4f:1:216:d3ff:fe29:7cdb > guix@dundal ~$ guix home reconfigure home-minimal.scm > /gnu/store/fgxpmf1iwjp9f8dfyaf7wxqa8105lq3w-home > Cleaning up symlinks from previous home-environment. > > Skipping /home/guix/.config/fontconfig (not an empty directory)... done > Skipping /home/guix/.config (not an empty directory)... done > Cleanup finished. > > New symlinks to home-environment will be created soon. > All conflicting files will go to /home/guix/1633101995-guix-home-legacy-configs-backup. > > Skipping /home/guix/.config (directory already exists)... done > Creating /home/guix/.config/fontconfig... done > Symlinking /home/guix/.config/fontconfig/fonts.conf -> /gnu/store/phj2z2iiqdhryfy7mqral0b9qz3hlva6-fonts.conf... done > Symlinking /home/guix/.config/test.conf -> /gnu/store/bdixb09v30bvhpgi2f6ndiq25wzb9l74-tmp-file.txt... done > Symlinking /home/guix/.bash_profile -> /gnu/store/j3vhlswj46psxicapnq8c9p1jrwd55rk-bash_profile... done > Symlinking /home/guix/.profile -> /gnu/store/fxbppk3pqzdi3zzy0xl5vg1ir6c5jzq5-shell-profile... done > Symlinking /home/guix/.bashrc -> /gnu/store/513j2xkszmcmv7fiawh59mr0i1fmin55-bashrc... done > done > Finished updating symlinks. > > Comparing /gnu/store/fgxpmf1iwjp9f8dfyaf7wxqa8105lq3w-home/profile/share/fonts and > /gnu/store/fgxpmf1iwjp9f8dfyaf7wxqa8105lq3w-home/profile/share/fonts... done (same) > Evaling on-change gexps. > > On-change gexps evaluation finished. > > guix@dundal ~$ guix home list-generations > ]8;;file://dundal/var/guix/profiles/per-user/guix/guix-home-1-link\Generation 1 Oct 01 2021 12:19:16]8;;\ (current) > file name: /var/guix/profiles/per-user/guix/guix-home-1-link > canonical file name: /gnu/store/fgxpmf1iwjp9f8dfyaf7wxqa8105lq3w-home > channels: > guix: > repository URL: https://git.savannah.gnu.org/git/guix.git > branch: master > commit: ]8;;https://git.savannah.gnu.org/cgit/guix.git/commit/?id=56b10709efc4eb35df66f52a20ce3cb7fab4fee6\56b10709efc4eb35df66f52a20ce3cb7fab4fee6]8;;\ > configuration file: ]8;;file://dundal/gnu/store/kjha5z8mck0pa9jrgx2266rq1lvlb3ji-configuration.scm\/gnu/store/kjha5z8mck0pa9jrgx2266rq1lvlb3ji-configuration.scm]8;;\ > guix@dundal ~$ logout > Connection to localhost closed. > 17:26:49 janneke@dundal:~ > $ sudo -i -u guix > Password: > Backtrace: > 2 (primitive-load "/home/guix/.guix-home/on-first-login") > In ice-9/ports.scm: > 461:11 1 (call-with-output-file "/run/user/1003/on-first-login-…" …) > In unknown file: > 0 (open-file "/run/user/1003/on-first-login-executed" "w" …) > > ERROR: In procedure open-file: > In procedure open-file: No such file or directory: "/run/user/1003/on-first-login-executed" > guix@dundal ~$ ls -ltrF /run/user > total 0 > drwx------ 7 gdm gdm 160 Oct 1 12:16 971/ > drwx------ 13 janneke janneke 260 Oct 1 13:07 1000/ > guix@dundal ~$ logout > 17:29:34 janneke@dundal:~ > $ su - guix > Password: > Backtrace: > 2 (primitive-load "/home/guix/.guix-home/on-first-login") > In ice-9/ports.scm: > 461:11 1 (call-with-output-file "/run/user/1003/on-first-login-…" …) > In unknown file: > 0 (open-file "/run/user/1003/on-first-login-executed" "w" …) > > ERROR: In procedure open-file: > In procedure open-file: No such file or directory: "/run/user/1003/on-first-login-executed" > 17:37:33 janneke@dundal:~ > $ ssh guix@localhost -p 2222 > guix@localhost's password: > Last login: Fri Oct 1 17:23:35 2021 from 127.0.0.1 > guix@dundal ~$ Thank you for a very detailed report. pam_elogind doesn't create a session, when the login shell spawned by sudo or su => XDG_RUNTIME_DIR not get created => this message appears. I think we can omit execution of any processes by on-first-login script in case session wasn't created. Added the check: