Updated chuser.sh script. It works differently before, coying over the old user to a new user profile instead of renaming.

.includes/chuser.sh

@@ -2,7 +2,7 @@
 # Configure Stormux
 # A script to configure the system for new users.
 #
-# Copyright 2020, Storm Dragon, <storm_dragon@linux-a11y.org>
+# Copyright 2020, 2025, Storm Dragon, <storm_dragon@stormux.org>
 #
 # This is free software; you can redistribute it and/or modify it under the
 # terms of the GNU General Public License as published by the Free
@@ -18,48 +18,94 @@
 # along with this package; see the file COPYING.  If not, write to the Free
 # Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
 # 02110-1301, USA.
-#
-#--code--
 
-
-    # The user can not be logged in when the name change occurs.
-    # Write a file to /etc/cron.d/chuser
-    # The file will run at boot, change the username, and delete itself.
+source ./.includes/functions.sh
+source ./.includes/ui.sh
 
 if [[ $# -ne 1 ]]; then
-	        msgbox "Missing required argument, username."
+    msgbox "Missing required argument: new username."
     exit 1
 fi
 
 if [[ "$(whoami)" == "root" ]]; then
-	        msgbox "Please run this script as the user you would like to rename, not as root."
+    msgbox "Please run this script as the user you would like to migrate from, not as root."
     exit 1
 fi
 
-    oldUser="$USER"
-
-    groups="$(groups "$oldUser")"
-    groups="${groups// /,}"
-
 newUser="$1"
+oldUser="$USER"
+
 if ! [[ "$newUser" =~ ^[a-z][-a-z0-9]*$ ]]; then
-	        msgbox "Username $newUser failed validation. It cannot contain spaces or some punctuation."
+    msgbox "Username $newUser failed validation. It cannot contain spaces or special characters."
     exit 1
 fi
 
-# Heredocument left-aligned
-cat << EOF | sudo "${sudoFlags[@]}" tee /etc/cron.d/0chuser &> /dev/null
-SHELL=/bin/bash
-PATH=/sbin:/bin:/usr/sbin:/usr/bin
-@reboot root usermod -a -G $groups -m -d /home/$newUser -l $newUser $oldUser && sed -i -e "s#NODM_USER=.*#NODM_USER='$newUser'#" -e "s#NODM_XSESSION=.*#NODM_XSESSION='/home/$newUser/.xinitrc'#" /etc/nodm.conf; rm -f /etc/cron.d/0chuser;reboot
+if id "$newUser" &> /dev/null; then
+    msgbox "User $newUser already exists. Aborting."
+    exit 1
+fi
 
+if [[ "$(yesno "This will create a new user named $newUser and migrate your current settings and files. Continue?")" == "No" ]]; then
+    exit 0
+fi
+
+while : ; do
+    password1=$(passwordbox "Enter a password for $newUser:")
+    password2=$(passwordbox "Confirm the password:")
+    if [[ "$password1" != "$password2" ]]; then
+        msgbox "Passwords do not match. Please try again."
+    elif [[ -z "$password1" ]]; then
+        msgbox "Password cannot be empty."
+    else
+        break
+    fi
+done
+
+infobox "Creating user $newUser..."
+
+userGroups="$(id -Gn "$oldUser" | tr ' ' ',')"
+if ! sudo "${sudoFlags[@]}" useradd -m -G "$userGroups" "$newUser"; then
+    msgbox "Failed to create user $newUser. Aborting."
+    exit 1
+fi
+
+# Set the password
+echo "$newUser:$password1" | sudo "${sudoFlags[@]}" chpasswd
+
+# Change the active nodm user
+sudo "${sudoFlags[@]}" sed -i -e "s#NODM_USER=.*#NODM_USER='$newUser'#" -e "s#NODM_XSESSION=.*#NODM_XSESSION='/home/$newUser/.xinitrc'#" /etc/nodm.conf
+
+infobox "Copying your home directory to /home/$newUser, this may take some time..."
+sudo "${sudoFlags[@]}" cp -a "/home/$oldUser/." "/home/$newUser/"
+sudo "${sudoFlags[@]}" chown -R "$newUser:$newUser" "/home/$newUser"
+
+infobox "Updating linger settings..."
+sudo "${sudoFlags[@]}" touch "/var/lib/systemd/linger/$newUser"
+sudo "${sudoFlags[@]}" rm -f "/var/lib/systemd/linger/$oldUser"
+
+infobox "Replacing references to $oldUser in config files. This may take some time..."
+sudo "${sudoFlags[@]}" find "/home/$newUser" -type f -exec sed -i "s|$oldUser|$newUser|g" {} +
+
+# Optionally remove the old user.
+if [[ "$(yesno "Do you want to delete $oldUser on next reboot?")" == "Yes" ]]; then
+    # Dynamically create the systemd service to remove the old user at boot
+    cat << EOF | sudo tee /etc/systemd/system/remove-olduser.service > /dev/null
+[Unit]
+Description=Remove old user after renaming
+After=multi-user.target
+
+[Service]
+Type=oneshot
+ExecStart=/usr/sbin/userdel -r $oldUser
+ExecStartPost=/bin/systemctl disable remove-olduser.service
+ExecStartPost=/bin/rm -f /etc/systemd/system/remove-olduser.service
+RemainAfterExit=true
+
+[Install]
+WantedBy=multi-user.target
 EOF
-# Heredocument end.
-
-# Make sure sound services start for the new user.
-mkdir -p /var/lib/systemd/linger
-sudo mv -v "/var/lib/systemd/linger/$oldUser" "/var/lib/systemd/linger/$newUser"
-
-# Files in cron.d must be 644 to work.
-sudo "${sudoFlags[@]}" chmod 644 /etc/cron.d/0chuser
 
+    # Enable the service to run at boot
+    sudo systemctl daemon-reload
+    sudo systemctl enable remove-olduser.service
+fi