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[8.2] [CI] Use GCS buckets for bazel remote caching (#131345) #131463

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May 3, 2022
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36 changes: 25 additions & 11 deletions .buildkite/scripts/common/setup_bazel.sh
Original file line number Diff line number Diff line change
Expand Up @@ -11,8 +11,29 @@ cat <<EOF > $KIBANA_DIR/.bazelrc
build --build_metadata=ROLE=CI
EOF

if [[ "${BAZEL_CACHE_MODE:-none}" == read* ]]; then
echo "[bazel] enabling caching"
BAZEL_CACHE_MODE=${BAZEL_CACHE_MODE:-gcs}

if [[ "$BAZEL_CACHE_MODE" == "gcs" ]]; then
echo "[bazel] enabling caching with GCS buckets"

BAZEL_REGION="us-central1"
if [[ "$(curl -is metadata.google.internal || true)" ]]; then
# projects/1003139005402/zones/us-central1-a -> us-central1-a -> us-central1
BAZEL_REGION=$(curl -sH Metadata-Flavor:Google http://metadata.google.internal/computeMetadata/v1/instance/zone | rev | cut -d'/' -f1 | cut -c3- | rev)
fi

BAZEL_BUCKET="kibana-ci-bazel_$BAZEL_REGION"

echo "[bazel] using GCS bucket: $BAZEL_BUCKET"

cat <<EOF >> $KIBANA_DIR/.bazelrc
build --remote_cache=https://storage.googleapis.com/$BAZEL_BUCKET
build --google_default_credentials
EOF
fi

if [[ "$BAZEL_CACHE_MODE" == "buildbuddy" ]]; then
echo "[bazel] enabling caching with Buildbuddy"
cat <<EOF >> $KIBANA_DIR/.bazelrc
build --bes_results_url=https://app.buildbuddy.io/invocation/
build --bes_backend=grpcs://remote.buildbuddy.io
Expand All @@ -22,14 +43,7 @@ cat <<EOF >> $KIBANA_DIR/.bazelrc
EOF
fi

if [[ "${BAZEL_CACHE_MODE:-none}" == "read" ]]; then
echo "[bazel] cache set to read-only"
cat <<EOF >> $KIBANA_DIR/.bazelrc
build --noremote_upload_local_results
EOF
fi

if [[ "${BAZEL_CACHE_MODE:-none}" != @(read|read-write|none|) ]]; then
echo "invalid value for BAZEL_CACHE_MODE received ($BAZEL_CACHE_MODE), expected one of [read,read-write,none]"
if [[ "$BAZEL_CACHE_MODE" != @(gcs|buildbuddy|none|) ]]; then
echo "invalid value for BAZEL_CACHE_MODE received ($BAZEL_CACHE_MODE), expected one of [gcs,buildbuddy,none]"
exit 1
fi
2 changes: 1 addition & 1 deletion .buildkite/scripts/steps/bazel_cache/bootstrap_mac.sh
Original file line number Diff line number Diff line change
Expand Up @@ -2,7 +2,7 @@

set -euo pipefail

export BAZEL_CACHE_MODE=read-write
export BAZEL_CACHE_MODE=buildbuddy
export DISABLE_BOOTSTRAP_VALIDATION=true

# Since our Mac agents are currently static,
Expand Down
2 changes: 1 addition & 1 deletion .buildkite/scripts/steps/on_merge_ts_refs_api_docs.sh
Original file line number Diff line number Diff line change
Expand Up @@ -2,7 +2,7 @@

set -euo pipefail

export BAZEL_CACHE_MODE=read-write # Populate bazel remote cache for linux
export BAZEL_CACHE_MODE=buildbuddy # Populate Buildbuddy bazel remote cache for linux
export BUILD_TS_REFS_CACHE_ENABLE=true
export BUILD_TS_REFS_CACHE_CAPTURE=true
export DISABLE_BOOTSTRAP_VALIDATION=true
Expand Down