Copilot commented on code in PR #12388: URL: https://github.com/apache/gluten/pull/12388#discussion_r3561413163
########## .github/workflows/util/delta-spark-ut/setup-delta.sh: ########## @@ -0,0 +1,208 @@ +#!/usr/bin/env bash + +# Licensed to the Apache Software Foundation (ASF) under one or more +# contributor license agreements. See the NOTICE file distributed with +# this work for additional information regarding copyright ownership. +# The ASF licenses this file to You under the Apache License, Version 2.0 +# (the "License"); you may not use this file except in compliance with +# the License. You may obtain a copy of the License at +# +# http://www.apache.org/licenses/LICENSE-2.0 +# +# Unless required by applicable law or agreed to in writing, software +# distributed under the License is distributed on an "AS IS" BASIS, +# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +# See the License for the specific language governing permissions and +# limitations under the License. + +# +# Prepares a delta-io/delta clone for running its `spark` module tests with the +# Gluten (Velox) bundle jar on the classpath. +# +# Usage: +# setup-delta.sh <delta_ref> <delta_dir> <gluten_bundle_jar> <gluten_repo_root> +# +# Arguments: +# delta_ref - git ref (tag/branch/sha) to check out (e.g. v4.2.0) +# delta_dir - destination directory for the Delta clone +# gluten_bundle_jar - path to the gluten-velox-bundle fat jar +# gluten_repo_root - path to the Gluten repository root (used to locate +# backends-velox/src-delta40/.../DeltaSQLCommandTest.scala) +# + +set -euo pipefail + +if [ "$#" -ne 4 ]; then + echo "Usage: $0 <delta_ref> <delta_dir> <gluten_bundle_jar> <gluten_repo_root>" >&2 + exit 1 +fi + +DELTA_REF="$1" +DELTA_DIR="$2" +GLUTEN_BUNDLE_JAR="$3" +GLUTEN_ROOT="$4" + +if [ ! -f "$GLUTEN_BUNDLE_JAR" ]; then + echo "Gluten bundle jar not found: $GLUTEN_BUNDLE_JAR" >&2 + exit 1 +fi + +# Reuse the existing DeltaSQLCommandTest from Gluten's backends-velox module +# rather than maintaining a separate copy. This file is compiled as part of the +# unified `spark` project's Test scope, which has the Gluten bundle on its +# classpath (via spark-unified/lib/), so the typed GlutenConfig / VeloxDeltaConfig +# imports resolve correctly. +PATCH_SOURCE="$GLUTEN_ROOT/backends-velox/src-delta40/test/scala/org/apache/spark/sql/delta/test/DeltaSQLCommandTest.scala" +if [ ! -f "$PATCH_SOURCE" ]; then + echo "Gluten DeltaSQLCommandTest not found: $PATCH_SOURCE" >&2 + exit 1 +fi + +echo "::group::Cloning delta-io/delta @ ${DELTA_REF}" +# init + shallow fetch resolves a tag, branch OR commit SHA in a single path +# (`git clone --branch` rejects SHAs). Avoids a full-clone fallback and the +# destructive `rm -rf "$DELTA_DIR"` it required. `--` terminates options so a +# DELTA_REF starting with `-` can't be misread as a git flag (this script is +# workflow_dispatch-runnable with a user-supplied ref). +git init -q "$DELTA_DIR" +git -C "$DELTA_DIR" remote add origin https://github.com/delta-io/delta.git +git -C "$DELTA_DIR" fetch -q --depth 1 origin -- "$DELTA_REF" +git -C "$DELTA_DIR" checkout -q FETCH_HEAD +git -C "$DELTA_DIR" --no-pager log -1 --oneline +echo "::endgroup::" + +echo "::group::Injecting Gluten bundle jar onto the spark project's TEST classpath" +# The Gluten bundle jar must be on the spark project's TEST runtime classpath +# (so DeltaSQLCommandTest can load org.apache.gluten.GlutenPlugin by name) but +# NOT on the COMPILE classpath of `sparkV1`, which is the project that holds +# Delta's main sources. The bundle's transitive contents include extra symbols +# under `org.apache.spark.sql` that collide with Delta's main sources -- e.g. +# MergeOutputGeneration.scala imports both `org.apache.spark.sql._` and +# `org.apache.spark.sql.delta.ClassicColumnConversions._`, and would then fail +# with `reference to expression is ambiguous`. +# +# sbt auto-scans `<baseDirectory>/lib` via `unmanagedBase`. Two relevant +# projects in Delta v4.2.0 have a `lib/` baseDirectory: +# - sparkV1: `project in file("spark")` -> spark/lib +# - spark : `project in file("spark-unified")` -> spark-unified/lib +# unmanagedJars are project-scoped (NOT inherited by dependents), so dropping +# the bundle into spark-unified/lib/ adds it to the unified `spark` project's +# Compile *and* Test classpaths -- but NOT to sparkV1's. That's exactly what +# we want: +# * sparkV1/Compile sees ONLY Delta's regular deps -> Delta main compiles. +# * spark/Test/fullClasspath sees the bundle -> tests load GlutenPlugin. +# (Verified empirically: with bundle only in spark-unified/lib/, sbt's +# `show sparkV1/Compile/dependencyClasspath` excludes the bundle and +# `show spark/Test/fullClasspath` includes it.) +# +# We deliberately do NOT also drop the bundle into spark/lib/, which is what +# caused the previous compile failure: spark/lib/ is sparkV1's unmanagedBase, +# and putting the bundle there would re-introduce the ambiguity errors. +SPARK_UNIFIED_LIB="$DELTA_DIR/spark-unified/lib" +mkdir -p "$SPARK_UNIFIED_LIB" +cp "$GLUTEN_BUNDLE_JAR" "$SPARK_UNIFIED_LIB/gluten-velox-bundle.jar" +ls -lh "$SPARK_UNIFIED_LIB" +echo "::endgroup::" + +echo "::group::Patching DeltaSQLCommandTest to enable Gluten plugin" +TARGET="$DELTA_DIR/spark/src/test/scala/org/apache/spark/sql/delta/test/DeltaSQLCommandTest.scala" +if [ ! -f "$TARGET" ]; then + echo "Expected file not found in Delta clone: $TARGET" >&2 + echo "The Delta directory layout for ref '${DELTA_REF}' may have changed." Review Comment: This is an error path, but the second message is written to stdout instead of stderr. For consistency (and so logs/CI annotations capture it reliably), redirect it to stderr as well. -- This is an automated message from the Apache Git Service. To respond to the message, please log on to GitHub and use the URL above to go to the specific comment. To unsubscribe, e-mail: [email protected] For queries about this service, please contact Infrastructure at: [email protected] --------------------------------------------------------------------- To unsubscribe, e-mail: [email protected] For additional commands, e-mail: [email protected]
