commit 0443cb8b843b7cdf70a83c5665455a49cefc91d1
author Benjamin Gordon <bmgordon@chromium.org> Tue Apr 17 12:38:49 2018 -0600
committer chrome-bot <chrome-bot@chromium.org> Wed Apr 25 23:00:08 2018 -0700
tree 713eaeabfd739538dfdf2ea34997f78f5370abca
parent d8670c049fbe96b57ad8146645149632731a8467

cbuildbot: Add --previous-build-state option

cbuildbot_launch will start passing this option when it loads
locally-saved build state.  We need to add it to cbuildbot first so that
it won't reject the option.

BUG=chromium:829665
TEST=local tryjobs

Change-Id: I5ffdfe6d8e6dd48407575a92800100b9b1c79c42
Reviewed-on: https://chromium-review.googlesource.com/1015648
Commit-Ready: Benjamin Gordon <bmgordon@chromium.org>
Tested-by: Benjamin Gordon <bmgordon@chromium.org>
Reviewed-by: Don Garrett <dgarrett@chromium.org>

scripts/cbuildbot.py

diff --git a/scripts/cbuildbot.py b/scripts/cbuildbot.py
index 95e2b07..b7a416a 100644
--- a/scripts/cbuildbot.py
+++ b/scripts/cbuildbot.py
@@ -555,6 +555,10 @@
                                'method of MasterSlaveSyncCompletionStage, by '
                                'specifying a file with a pickle of the result '
                                'to be returned.')
+  group.add_option('--previous-build-state', type='string', default='',
+                   api=constants.REEXEC_API_PREVIOUS_BUILD_STATE,
+                   help='A base64-encoded BuildSummary object describing the '
+                        'previous build run on the same build machine.')
 
   parser.add_argument_group(group)