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From GitBox <...@apache.org>
Subject [GitHub] zentol commented on a change in pull request #6642: [FLINK-8819][travis] Rework travis script to use stages
Date Mon, 24 Sep 2018 08:27:23 GMT
zentol commented on a change in pull request #6642: [FLINK-8819][travis] Rework travis script
to use stages
URL: https://github.com/apache/flink/pull/6642#discussion_r219759044
 
 

 ##########
 File path: tools/travis_controller.sh
 ##########
 @@ -0,0 +1,211 @@
+#!/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.
+################################################################################
+
+CACHE_DIR="$HOME/flink_cache"
+CACHE_BUILD_DIR="$CACHE_DIR/$TRAVIS_BUILD_NUMBER"
+CACHE_FLINK_DIR="$CACHE_BUILD_DIR/flink"
+
+HERE="`dirname \"$0\"`"				# relative
+HERE="`( cd \"$HERE\" && pwd )`" 	# absolutized and normalized
+if [ -z "$HERE" ] ; then
+	# error; for some reason, the path is not accessible
+	# to the script (e.g. permissions re-evaled after suid)
+	exit 1  # fail
+fi
+
+source "${HERE}/travis/fold.sh"
+source "${HERE}/travis/stage.sh"
+source "${HERE}/travis/shade.sh"
+
+function deleteOldCaches() {
+	while read CACHE_DIR; do
+		local old_number="${CACHE_DIR##*/}"
+		if [ "$old_number" -lt "$TRAVIS_BUILD_NUMBER" ]; then
+			echo "Deleting old cache $CACHE_DIR"
+			rm -rf "$CACHE_DIR"
+		fi
+	done
+}
+
+# delete leftover caches from previous builds
+find "$CACHE_DIR" -mindepth 1 -maxdepth 1 | grep -v "$TRAVIS_BUILD_NUMBER" | deleteOldCaches
+
+function getCurrentStage() {
+	STAGE_NUMBER=$(echo "$TRAVIS_JOB_NUMBER" | cut -d'.' -f 2)
+	case $STAGE_NUMBER in
+		(1)
+			echo "$STAGE_COMPILE"
+			;;
+		(2)
+			echo "$STAGE_COMPILE"
+			;;
+		(3)
+			echo "$STAGE_CORE"
+			;;
+		(4)
+			echo "$STAGE_LIBRARIES"
+			;;
+		(5)
+			echo "$STAGE_CONNECTORS"
+			;;
+		(6)
+			echo "$STAGE_TESTS"
+			;;
+		(7)
+			echo "$STAGE_MISC"
+			;;
+		(8)
+			echo "$STAGE_CORE"
+			;;
+		(9)
+			echo "$STAGE_LIBRARIES"
+			;;
+		(10)
+			echo "$STAGE_CONNECTORS"
+			;;
+		(11)
+			echo "$STAGE_TESTS"
+			;;
+		(12)
+			echo "$STAGE_MISC"
+			;;
+		(13)
+			echo "$STAGE_CLEANUP"
+			;;
+		(14)
+			echo "$STAGE_CLEANUP"
+			;;
+		(*)
+			echo "Invalid stage detected ($STAGE_NUMBER)"
+			return 1
+			;;
+	esac
+
+	return 0
+}
+
+STAGE=$(getCurrentStage)
+if [ $? != 0 ]; then
+	echo "Could not determine current stage."
+	exit 1
+fi
+echo "Current stage: \"$STAGE\""
+
+EXIT_CODE=0
+
+# Run actual compile&test steps
+if [ $STAGE == "$STAGE_COMPILE" ]; then
+	MVN="mvn clean install -nsu -Dflink.forkCount=2 -Dflink.forkCountTestPackage=2 -Dmaven.javadoc.skip=true
-B -DskipTests $PROFILE"
+	$MVN
+	EXIT_CODE=$?
+
+    if [ $EXIT_CODE == 0 ]; then
+        printf "\n\n==============================================================================\n"
+        printf "Checking dependency convergence\n"
+        printf "==============================================================================\n"
+
+        ./tools/check_dependency_convergence.sh
+        EXIT_CODE=$?
+    else
+        printf "\n==============================================================================\n"
+        printf "Previous build failure detected, skipping dependency-convergence check.\n"
+        printf "==============================================================================\n"
+    fi
+    
+    if [ $EXIT_CODE == 0 ]; then
+        check_shaded_artifacts
+        EXIT_CODE=$(($EXIT_CODE+$?))
+        check_shaded_artifacts_s3_fs hadoop
+        EXIT_CODE=$(($EXIT_CODE+$?))
+        check_shaded_artifacts_s3_fs presto
+        EXIT_CODE=$(($EXIT_CODE+$?))
+        check_shaded_artifacts_connector_elasticsearch ""
+        EXIT_CODE=$(($EXIT_CODE+$?))
+        check_shaded_artifacts_connector_elasticsearch 2
+        EXIT_CODE=$(($EXIT_CODE+$?))
+        check_shaded_artifacts_connector_elasticsearch 5
+        EXIT_CODE=$(($EXIT_CODE+$?))
+    else
+        echo "=============================================================================="
+        echo "Previous build failure detected, skipping shaded dependency check."
+        echo "=============================================================================="
+    fi
+
+    if [ $EXIT_CODE == 0 ]; then
+        echo "Creating cache build directory $CACHE_FLINK_DIR"
+        mkdir -p "$CACHE_FLINK_DIR"
+    
+        cp -r . "$CACHE_FLINK_DIR"
+
+        function minimizeCachedFiles() {
+            # reduces the size of the cached directory to speed up
+            # the packing&upload / download&unpacking process
+            # by removing files not required for subsequent stages
+    
+            # original jars
+            find "$CACHE_FLINK_DIR" -maxdepth 8 -type f -name 'original-*.jar' | xargs rm
-rf
+    
+            # .git directory
+            # not deleting this can cause build stability issues
+            # merging the cached version sometimes fails
+            rm -rf "$CACHE_FLINK_DIR/.git"
+        }
+    
+        start_fold "minimize_cache" "Minimizing cache"
+        travis_time_start
+        minimizeCachedFiles
+        travis_time_finish
+        end_fold "minimize_cache"
+    else
+        echo "=============================================================================="
+        echo "Previous build failure detected, skipping cache setup."
+        echo "=============================================================================="
+    fi
+elif [ $STAGE != "$STAGE_CLEANUP" ]; then
+	if ! [ -e $CACHE_FLINK_DIR ]; then
+		echo "Cached flink dir $CACHE_FLINK_DIR does not exist. Exiting build."
+		exit 1
+	fi
+	# merged compiled flink into local clone
+	# this prevents the cache from being re-uploaded
+	start_fold "merge_cache" "Merging cache"
+	travis_time_start
+	cp -RT "$CACHE_FLINK_DIR" "."
+	travis_time_finish
+	end_fold "merge_cache"
+
+	start_fold "adjust_timestamps" "Adjusting timestamps"
+	travis_time_start
+	# adjust timestamps to prevent recompilation
+	find . -type f -name '*.java' | xargs touch
 
 Review comment:
   the compiler compares the modification time of the source files and compiled files. If
the mod time of the source time is newer it recompiles the class. Here we ensure that the
mod time of the source files is older than the compiled files.

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