hadoop/hadoop-yarn-project/hadoop-yarn/bin/stop-yarn.sh

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#!/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.
## @description usage info
## @audience private
## @stability evolving
## @replaceable no
function hadoop_usage
{
hadoop_generate_usage "${MYNAME}" false
}
MYNAME="${BASH_SOURCE-$0}"
bin=$(cd -P -- "$(dirname -- "${MYNAME}")" >/dev/null && pwd -P)
# let's locate libexec...
if [[ -n "${HADOOP_HOME}" ]]; then
HADOOP_DEFAULT_LIBEXEC_DIR="${HADOOP_HOME}/libexec"
else
HADOOP_DEFAULT_LIBEXEC_DIR="${bin}/../libexec"
fi
HADOOP_LIBEXEC_DIR="${HADOOP_LIBEXEC_DIR:-$HADOOP_DEFAULT_LIBEXEC_DIR}"
# shellcheck disable=SC2034
HADOOP_NEW_CONFIG=true
if [[ -f "${HADOOP_LIBEXEC_DIR}/yarn-config.sh" ]]; then
. "${HADOOP_LIBEXEC_DIR}/yarn-config.sh"
else
echo "ERROR: Cannot execute ${HADOOP_LIBEXEC_DIR}/yarn-config.sh." 2>&1
exit 1
fi
# stop nodemanager
echo "Stopping nodemanagers"
hadoop_uservar_su yarn nodemanager "${HADOOP_YARN_HOME}/bin/yarn" \
--config "${HADOOP_CONF_DIR}" \
--workers \
--daemon stop \
nodemanager
# stop resourceManager
HARM=$("${HADOOP_HDFS_HOME}/bin/hdfs" getconf -confKey yarn.resourcemanager.ha.enabled 2>&-)
if [[ ${HARM} = "false" ]]; then
echo "Stopping resourcemanager"
hadoop_uservar_su yarn resourcemanager "${HADOOP_YARN_HOME}/bin/yarn" \
--config "${HADOOP_CONF_DIR}" \
--daemon stop \
resourcemanager
else
logicals=$("${HADOOP_HDFS_HOME}/bin/hdfs" getconf -confKey yarn.resourcemanager.ha.rm-ids 2>&-)
logicals=${logicals//,/ }
for id in ${logicals}
do
rmhost=$("${HADOOP_HDFS_HOME}/bin/hdfs" getconf -confKey "yarn.resourcemanager.hostname.${id}" 2>&-)
RMHOSTS="${RMHOSTS} ${rmhost}"
done
echo "Stopping resourcemanagers on [${RMHOSTS}]"
hadoop_uservar_su yarn resourcemanager "${HADOOP_YARN_HOME}/bin/yarn" \
--config "${HADOOP_CONF_DIR}" \
--daemon stop \
--workers \
--hostnames "${RMHOSTS}" \
resourcemanager
fi
# stop proxyserver
PROXYSERVER=$("${HADOOP_HDFS_HOME}/bin/hdfs" getconf -confKey yarn.web-proxy.address 2>&- | cut -f1 -d:)
if [[ -n ${PROXYSERVER} ]]; then
echo "Stopping proxy server [${PROXYSERVER}]"
hadoop_uservar_su yarn proxyserver "${HADOOP_YARN_HOME}/bin/yarn" \
--config "${HADOOP_CONF_DIR}" \
--workers \
--hostnames "${PROXYSERVER}" \
--daemon stop \
proxyserver
fi