tree 33f852b33cbbd6e109bd799dbe52d913df80c8ec
parent 84639310b5e340a3292fd5408ce1817039a5eeb0
author Polina Bondarenko <pbond@google.com> 1600083569 +0200
committer Commit Bot <commit-bot@chromium.org> 1603212479 +0000

arc: arc-data-snapshotd: TakeSnapshot impl

Add implementation of TakeSnapshot method with unit tests.
Extend file_utils by signature and verification operations of snapshot
directory.

BUG=b:160387490
TEST=unit tests

Cq-Depend: chromium:2424223
Change-Id: Ibc3a99063768a1234b51f36e1d1c5e2ca04a71c3
(cherry picked from commit e5307d0b8d0ca023630e596b0f22830c39059235)
Reviewed-on: https://chromium-review.googlesource.com/c/chromiumos/platform2/+/2403541
Tested-by: Polina Bondarenko <pbond@chromium.org>
Auto-Submit: Polina Bondarenko <pbond@chromium.org>
Commit-Queue: Polina Bondarenko <pbond@chromium.org>
Reviewed-by: Jorge Lucangeli Obes <jorgelo@chromium.org>
Reviewed-by: Oleksandr Peletskyi <peletskyi@google.com>