tree 5b899da09b89765c1c14e442e533e2d004f2b6ee
parent 83a805d1649dde765eb7ad4e344338f51e18fdbb
author Darren Krahn <dkrahn@google.com> 1447458986 -0800
committer Darren Krahn <dkrahn@chromium.org> 1449525337 +0000

cryptohome: Add checksum to critical persistent files.

Checksum status does not interfere with cryptohome operation but it does
report a metric and any mismatches are logged.

BUG=chromium:554709
TEST=manual: logged in and verified vault files have checksums
TEST=manual: verified metrics are being recorded
TEST=unit

Change-Id: Iafda6be43cffc21837b7e9e9441fe8ec15dc4a47
Previous-Reviewed-on: https://chromium-review.googlesource.com/312718
(cherry picked from commit ba88aa0890fc3f5453f82ce7af9f144fc05b84b6)
Reviewed-on: https://chromium-review.googlesource.com/313469
Reviewed-by: Utkarsh Sanghi <usanghi@chromium.org>
Tested-by: Darren Krahn <dkrahn@chromium.org>