[FLINK-11628][travis] Cache maven

.travis.yml

@@ -25,6 +25,8 @@ cache:
  directories:
  - $HOME/.m2
  - $HOME/flink_cache
+ # keep in sync with tools/travis/setup_maven.sh
+ - $HOME/maven_cache
 
 # do not cache our own artifacts
 before_cache:
@@ -51,14 +53,7 @@ before_script:
 
 # Install maven 3.2.5 since trusty uses 3.3.9 for which shading is broken
 before_install:
- - "wget https://archive.apache.org/dist/maven/maven-3/3.2.5/binaries/apache-maven-3.2.5-bin.zip"
- - "unzip -qq apache-maven-3.2.5-bin.zip"
- - "rm apache-maven-3.2.5-bin.zip"
- - "export M2_HOME=$PWD/apache-maven-3.2.5"
- - "export PATH=$M2_HOME/bin:$PATH"
- - "export MAVEN_OPTS=\"-Dorg.slf4j.simpleLogger.showDateTime=true -Dorg.slf4j.simpleLogger.dateTimeFormat=HH:mm:ss.SSS\""
-# just in case: clean up the .m2 home and remove invalid jar files
- - 'test ! -d $HOME/.m2/repository/ || find $HOME/.m2/repository/ -name "*.jar" -exec sh -c ''if ! zip -T {} >/dev/null ; then echo "deleting invalid file: {}"; rm -f {} ; fi'' \;'
+ - source ./tools/travis/setup_maven.sh
 # Installing the specified docker compose version
  - sudo rm /usr/local/bin/docker-compose
  - curl -L https://github.com/docker/compose/releases/download/${DOCKER_COMPOSE_VERSION}/docker-compose-`uname -s`-`uname -m` > docker-compose

tools/travis/setup_maven.sh

@@ -0,0 +1,38 @@
+#!/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:https://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.
+################################################################################
+
+MAVEN_VERSION="3.2.5"
+MAVEN_CACHE_DIR=${HOME}/maven_cache
+MAVEN_VERSIONED_DIR=${MAVEN_CACHE_DIR}/apache-maven-${MAVEN_VERSION}
+
+if [ ! -d "${MAVEN_VERSIONED_DIR}" ]; then
+ wget https://archive.apache.org/dist/maven/maven-3/${MAVEN_VERSION}/binaries/apache-maven-${MAVEN_VERSION}-bin.zip
+ unzip -d "${MAVEN_CACHE_DIR}" -qq "apache-maven-${MAVEN_VERSION}-bin.zip"
+ rm "/apache-maven-${MAVEN_VERSION}-bin.zip"
+fi
+
+export M2_HOME="${MAVEN_VERSIONED_DIR}"
+export PATH=${M2_HOME}/bin:${PATH}
+export MAVEN_OPTS="-Dorg.slf4j.simpleLogger.showDateTime=true -Dorg.slf4j.simpleLogger.dateTimeFormat=HH:mm:ss.SSS"
+
+# just in case: clean up the .m2 home and remove invalid jar files
+if [ -d "${HOME}/.m2/repository/" ]; then
+ find ${HOME}/.m2/repository/ -name "*.jar" -exec sh -c 'if ! zip -T {} >/dev/null ; then echo "deleting invalid file: {}"; rm -f {} ; fi' \;
+fi
+

tools/travis_controller.sh

@@ -17,6 +17,12 @@
 # limitations under the License.
 ################################################################################
 
+echo $M2_HOME
+echo $PATH
+echo $MAVEN_OPTS
+
+mvn -version
+
 CACHE_DIR="$HOME/flink_cache"
 CACHE_BUILD_DIR="$CACHE_DIR/$TRAVIS_BUILD_NUMBER"
 CACHE_FLINK_DIR="$CACHE_BUILD_DIR/flink"