fix(dms-greeter,rpm): greeter user is supplied by sysusers and having manual user on the spec breaks it (#585)

* fix(dms-greeter,rpm): greeter user is supplied by sysusers and having manual user on the spec breaks it

This makes it so this RPM works fine on fedora 43, the greeter user
should be created and configured by systemd sysusers anyways

Signed-off-by: Tulip Blossom <tulilirockz@outlook.com>

* fix(dms-greeter): use systemd-tmpfiles to set up greeter directories

Signed-off-by: Tulip Blossom <tulilirockz@outlook.com>

* fix(rpm, dms-greeter): require systemd for tmpfiles macro

Signed-off-by: Tulip Blossom <tulilirockz@outlook.com>

---------

Signed-off-by: Tulip Blossom <tulilirockz@outlook.com>

dms-greeter.spec

@@ -16,6 +16,8 @@ Source0:        {{{ git_dir_pack }}}
 
 BuildRequires:  git-core
 BuildRequires:  rpkg
+# For the _tmpfilesdir macro.
+BuildRequires: systemd-rpm-macros
 
 Requires:       greetd
 Requires:       (quickshell-git or quickshell)
@@ -150,7 +152,7 @@ chmod 755 %{buildroot}%{_bindir}/dms-greeter-sync
 install -Dm644 Modules/Greetd/README.md %{buildroot}%{_docdir}/dms-greeter/README.md
 
 # Create cache directory for greeter data
-install -dm750 %{buildroot}%{_localstatedir}/cache/dms-greeter
+install -Dpm0644 ./systemd/tmpfiles-dms-greeter.conf %{buildroot}%{_tmpfilesdir}/dms-greeter.conf
 
 # Create greeter home directory
 install -dm755 %{buildroot}%{_sharedstatedir}/greeter
@@ -181,8 +183,7 @@ fi
 %{_bindir}/dms-greeter
 %{_bindir}/dms-greeter-sync
 %{_datadir}/quickshell/dms-greeter/
-%dir %attr(0750,greeter,greeter) %{_localstatedir}/cache/dms-greeter
-%dir %attr(0755,greeter,greeter) %{_sharedstatedir}/greeter
+%{_tmpfilesdir}/%{name}.conf
 
 %pre
 # Create greeter user/group if they don't exist (greetd expects this)

systemd/tmpfiles-dms-greeter.conf

@@ -0,0 +1,3 @@
+#  Path            Mode User   Group  Age Argument
+d /var/cache/dms-greeter 0750 greeter greeter -
+d /var/lib/greeter 0755 greeter greeter -