feat(extraction): generate build metadata kzip in bazel-extractor doc…

…ker image (#4554)
kythe · Jun 15, 2020 · 7a52866 · 7a52866
1 parent 468ad47
commit 7a52866
Showing 1 changed file with 8 additions and 0 deletions.
diff --git a/kythe/extractors/bazel/extract.sh b/kythe/extractors/bazel/extract.sh
@@ -86,5 +86,13 @@ fi
 mkdir -p "$KYTHE_OUTPUT_DIRECTORY"
 find bazel-out/*/extra_actions/external/kythe_release -name '*.kzip' | \
   xargs -r /kythe/tools/kzip merge --append --encoding "$KYTHE_KZIP_ENCODING" --output "$KYTHE_OUTPUT_DIRECTORY/compilations.kzip"
+
+# Record the timestamp of the git commit in a metadata kzip.
+/kythe/tools/kzip create_metadata \
+  --output buildmetadata.kzip \
+  --corpus "$KYTHE_CORPUS" \
+  --commit_timestamp "$(git log --pretty='%ad' -n 1 HEAD)"
+/kythe/tools/kzip merge --append --encoding "$KYTHE_KZIP_ENCODING" --output "$KYTHE_OUTPUT_DIRECTORY/compilations.kzip" buildmetadata.kzip
+
 /kythe/fix_permissions.sh "$KYTHE_OUTPUT_DIRECTORY"
 test -f "$KYTHE_OUTPUT_DIRECTORY/compilations.kzip"