genprotimg.bu: halt system after firstboot completed

Author: nikita-dubrovskii

src/secex-genprotimgvm-scripts/genprotimg.bu

@@ -74,14 +74,16 @@ storage:
           ln -sf "../genprotimg.service" "${UNIT_DIR}/default.target.wants/"
 systemd:
   units:
-    - name: [email protected]
-      dropins:
-        - name: autologin-core.conf
-          contents: |
-            [Service]
-            TTYVTDisallocate=no
-            ExecStart=
-            ExecStart=-/usr/sbin/agetty --autologin core  -o '-p -f core' --noclear %I $TERM
-      mask: false
-    - name: [email protected]
-      mask: false
+    - name: autohalt.service
+      enabled: true
+      contents: |
+        [Unit]
+        Description=Halts system on firstboot
+        ConditionKernelCommandLine=ignition.firstboot
+        After=multi-user.target
+        [Service]
+        Type=oneshot
+        ExecStartPre=/bin/echo "Shutting down"
+        ExecStart=/usr/bin/systemctl --no-block poweroff
+        [Install]
+        WantedBy=multi-user.target