From ba7eca15fab80b02f7fa3b36822c3725989d8191 Mon Sep 17 00:00:00 2001
From: "Andreas B. Mundt" <andreas.mundt@steinbeisschule-reutlingen.de>
Date: Sun, 19 Mar 2023 17:41:21 +0100
Subject: [PATCH] Prepare a persistent local cache directory and define
 XDG_CACHE_HOME.

---
 roles/lmn_mount/tasks/main.yml | 27 +++++++++++++++++++++++++++
 1 file changed, 27 insertions(+)

diff --git a/roles/lmn_mount/tasks/main.yml b/roles/lmn_mount/tasks/main.yml
index 34c7421..9d26510 100644
--- a/roles/lmn_mount/tasks/main.yml
+++ b/roles/lmn_mount/tasks/main.yml
@@ -21,6 +21,33 @@
       ><not><or><user>root</user><user>ansible</user><user>Debian-gdm</user><user>sddm</user><user>virti</user></or></not></volume>
     insertafter: "<!-- Volume definitions -->"
 
+
+- name: Prepare persistent user cache base directory
+  ansible.builtin.file:
+    path: /var/cache/user/
+    state: directory
+    mode: '1777'
+
+- name: Create user-environment-generator directory
+  ansible.builtin.file:
+    path: /etc/systemd/user-environment-generators/
+    state: directory
+
+- name: Prepare generator for persistent user cache directory
+  ansible.builtin.copy:
+    dest: /etc/systemd/user-environment-generators/50-xdg-cache-home.sh
+    content: |
+      #!/usr/bin/bash
+      set -eu
+      ## local users do not need the extra cache dir:
+      [[ "$UID" -le 60000 ]] && exit 0
+      cp -r -n /etc/skel/.* "$HOME"
+      DIR="/var/cache/user/${UID}/"
+      [[ -d "$DIR" ]] || mkdir -m 0700 "$DIR"
+      echo XDG_CACHE_HOME="$DIR"
+    mode: "0755"
+
+
 - name: Clean up all user processes after logout
   ansible.builtin.replace:
     path: /etc/security/pam_mount.conf.xml