displaymanager: Switch to sddm on the ISO

Signed-off-by: Peter Jung <admin@ptr1337.dev>

archiso/airootfs/usr/local/bin/calamares-online.sh

@@ -45,7 +45,7 @@ main() {
 EOF
 
     sudo cp "/usr/share/calamares/settings_${mode}.conf" /etc/calamares/settings.conf
-    sudo -E dbus-launch calamares -D6 >> $log &
+    exec pkexec-wrapper calamares -D6 >> $log
 }
 
 main "$@"

archiso/airootfs/usr/local/bin/dmcheck

@@ -19,6 +19,10 @@ package=ly
 if pacman -Qs $package > /dev/null ; then
   ln -sf /usr/lib/systemd/system/ly.service /etc/systemd/system/display-manager.service
 fi
+package=plasma-login-manager
+if pacman -Qs $package > /dev/null ; then
+  ln -sf /usr/lib/systemd/system/plasmalogin.service /etc/systemd/system/display-manager.service
+fi
 package=sddm
 if pacman -Qs $package > /dev/null ; then
     ln -sf /usr/lib/systemd/system/sddm.service /etc/systemd/system/display-manager.service

archiso/airootfs/usr/local/bin/pkexec-wrapper

@@ -0,0 +1,10 @@
+#!/usr/bin/env sh
+exec pkexec env \
+    DISPLAY="$DISPLAY" \
+    HOME="$HOME" \
+    KDE_SESSION_VERSION="$KDE_SESSION_VERSION" \
+    WAYLAND_DISPLAY="$WAYLAND_DISPLAY" \
+    XDG_CURRENT_DESKTOP="$XDG_CURRENT_DESKTOP" \
+    XDG_SESSION_TYPE="$XDG_SESSION_TYPE" \
+    XDG_RUNTIME_DIR="$XDG_RUNTIME_DIR" \
+    dbus-launch "$@"

archiso/airootfs/usr/local/bin/removeun-online

@@ -17,6 +17,7 @@ _clean_packages() {
 #    for xxx in "${_toberemoved_packages[@]}"; do pacman -Rs "$xxx" --noconfirm; done
 
     rm /etc/sddm.conf || true
+    rm /etc/plasmalogin.conf || true
 }
 
 _pacman_fix() {