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Modules/Impermanence: Update home ownership service

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This commit is contained in:
Christoph Urlacher
2025-07-17 00:49:44 +02:00
parent 4cb541f611
commit 800ed38b08
1 changed files with 16 additions and 4 deletions
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20
system/modules/impermanence/default.nix
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@ -55,8 +55,6 @@ in {
(mkRDir "/etc/secureboot" m755)
(mkRDir "/etc/ssh" m755)
(mkRDir "/nix/var" m755)
# https://github.com/nix-community/impermanence/issues/253
(mkRDir "/usr/systemd-placeholder" m755)
@ -104,6 +102,7 @@ in {
(mkUDir ".ollama" m755)
(mkUDir ".var/app" m755)
(mkUDir ".vim/undo" m755)
(mkUDir ".zotero" m755)
(mkUDir ".cache/fish/generated_completions" m755)
(mkUDir ".cache/nix-index" m755)
@ -118,6 +117,7 @@ in {
(mkUDir ".config/keepassxc" m755)
(mkUDir ".config/Msty" m755)
(mkUDir ".config/Nextcloud" m755)
(mkUDir ".config/Zeal" m755)
(mkUDir ".local/share/direnv" m755)
(mkUDir ".local/share/docker" m755)
@ -143,13 +143,25 @@ in {
homeGroup = builtins.toString config.users.groups.${config.users.users.${username}.group}.gid;
in {
description = "Fix impermanent home ownership";
wantedBy = ["home-manager-christoph.service"]; # Required for HM activation
before = ["home-manager-christoph.service"];
wantedBy = ["home-manager-${username}.service"]; # Required for HM activation
before = ["home-manager-${username}.service"];
after = ["home.mount"];
partOf = ["home.mount"];
serviceConfig.Type = "oneshot";
script = ''
# Don't chown if NFS shares are already mounted.
# This can happen outside of regular booting (e.g. nixos-rebuild switch),
# so we don't return an error.
nfs_mounts=$(grep ' nfs4 ' /proc/mounts)
if [ -n "$nfs_mounts" ]; then
echo "NFS shares are mounted into the home directory, aborting:"
echo "$nfs_mounts"
exit 0
else
echo "No NFS shares are mounted into the home directory, continuing..."
fi
if [[ -d ${homeDir} ]]; then
chown -R ${homeUser}:${homeGroup} ${homeDir}
echo "Set ownership for ${homeDir} to ${homeUser}:${homeGroup}"