lakitu: Disable update engine when using EFI firmware
With the revised short-term plan for Shielded VM, Shielded VM will not
be compatible with auto update. We need to make update-engine.service no-op
when the system is run on EFI firmware.
BUG=b:117428481
TEST=trybot, boot on UEFI firmware and verify `systemctl status update-engine`
RELEASE_NOTE=Disabled auto update on shielded images. Images in cos-cloud are
not impacted by this change.
Change-Id: I73587f0b3120deb7595011f6641b2d92a24508d4
Reviewed-on: https://chromium-review.googlesource.com/1272375
Commit-Ready: ChromeOS CL Exonerator Bot <chromiumos-cl-exonerator@appspot.gserviceaccount.com>
Tested-by: Robert Kolchmeyer <rkolchmeyer@google.com>
Reviewed-by: Aditya Kali <adityakali@google.com>
(cherry picked from commit ab2bdfec5570ca7c28516133ba50d49342e52099)
Reviewed-on: https://chromium-review.googlesource.com/c/1368564
Reviewed-by: Ke Wu <mikewu@google.com>
Commit-Queue: Robert Kolchmeyer <rkolchmeyer@google.com>
3 files changed