Github user zentol commented on a diff in the pull request: https://github.com/apache/flink/pull/5733#discussion_r176019938 --- Diff: flink-end-to-end-tests/test-scripts/test_resume_savepoint.sh --- @@ -0,0 +1,102 @@ +#!/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. +################################################################################ + +source "$(dirname "$0")"/common.sh + +start_cluster + +# this tests runs 2 streaming jobs; adding extra taskmanagers for more slots +add_taskmanagers 1 + +# get Kafka 0.10.0 +mkdir -p $TEST_DATA_DIR +if [ -z "$3" ]; then + # need to download Kafka because no Kafka was specified on the invocation + KAFKA_URL="https://archive.apache.org/dist/kafka/0.10.2.0/kafka_2.11-0.10.2.0.tgz" + echo "Downloading Kafka from $KAFKA_URL" + curl "$KAFKA_URL" > $TEST_DATA_DIR/kafka.tgz +else + echo "Using specified Kafka from $3" + cp $3 $TEST_DATA_DIR/kafka.tgz +fi + +tar xzf $TEST_DATA_DIR/kafka.tgz -C $TEST_DATA_DIR/ +KAFKA_DIR=$TEST_DATA_DIR/kafka_2.11-0.10.2.0 + +# fix kafka config +sed -i -e "s+^\(dataDir\s*=\s*\).*$+\1$TEST_DATA_DIR/zookeeper+" $KAFKA_DIR/config/zookeeper.properties +sed -i -e "s+^\(log\.dirs\s*=\s*\).*$+\1$TEST_DATA_DIR/kafka+" $KAFKA_DIR/config/server.properties +$KAFKA_DIR/bin/zookeeper-server-start.sh -daemon $KAFKA_DIR/config/zookeeper.properties +$KAFKA_DIR/bin/kafka-server-start.sh -daemon $KAFKA_DIR/config/server.properties + +# make sure to stop Kafka and ZooKeeper at the end + +function kafka_cleanup { + $KAFKA_DIR/bin/kafka-server-stop.sh + $KAFKA_DIR/bin/zookeeper-server-stop.sh + + # make sure to run regular cleanup as well + cleanup +} +trap kafka_cleanup INT +trap kafka_cleanup EXIT + +# zookeeper outputs the "Node does not exist" bit to stderr +while [[ $($KAFKA_DIR/bin/zookeeper-shell.sh localhost:2181 get /brokers/ids/0 2>&1) =~ .*Node\ does\ not\ exist.* ]]; do + echo "Waiting for broker..." + sleep 1 +done + +# create the required topic +$KAFKA_DIR/bin/kafka-topics.sh --create --zookeeper localhost:2181 --replication-factor 1 --partitions 1 --topic test-input + +# run the state machine example job +STATE_MACHINE_JOB=$($FLINK_DIR/bin/flink run -d $FLINK_DIR/examples/streaming/StateMachineExample.jar \ + --kafka-topic test-input \ + | grep "Job has been submitted with JobID" | sed 's/.* //g') + +wait_job_running $STATE_MACHINE_JOB + +# then, run the events generator +EVENTS_GEN_JOB=$($FLINK_DIR/bin/flink run -d -c org.apache.flink.streaming.examples.statemachine.KafkaEventsGeneratorJob $FLINK_DIR/examples/streaming/StateMachineExample.jar \ + --kafka-topic test-input --sleep 200 \ + | grep "Job has been submitted with JobID" | sed 's/.* //g') + +wait_job_running $EVENTS_GEN_JOB + +# wait a bit to have some events pass through the state machine +sleep 15 + +# take a savepoint of the state machine job +SAVEPOINT_PATH=$(take_savepoint $STATE_MACHINE_JOB $TEST_DATA_DIR \ + | grep "Savepoint completed. Path:" | sed 's/.* //g') + +cancel_job $STATE_MACHINE_JOB + +# resume state machine job with savepoint +STATE_MACHINE_JOB=$($FLINK_DIR/bin/flink run -s $SAVEPOINT_PATH -d $FLINK_DIR/examples/streaming/StateMachineExample.jar \ + --kafka-topic test-input \ + | grep "Job has been submitted with JobID" | sed 's/.* //g') + +wait_job_running $STATE_MACHINE_JOB + +sleep 15 + +# if state is errorneous and the state machine job produces alerting state transitions, --- End diff -- when do the jobs shut down if no error occurs?
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