64 lines
2.1 KiB
Bash
64 lines
2.1 KiB
Bash
#!/usr/bin/env bash
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# Licensed to the Apache Software Foundation (ASF) under one or more
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# contributor license agreements. See the NOTICE file distributed with
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# this work for additional information regarding copyright ownership.
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# The ASF licenses this file to You under the Apache License, Version 2.0
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# (the "License"); you may not use this file except in compliance with
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# the License. You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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function hadoop_usage
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{
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echo "Usage: yarn-daemons.sh [--config confdir] [--hosts hostlistfile] (start|stop|status) <yarn-command> <args...>"
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}
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this="${BASH_SOURCE-$0}"
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bin=$(cd -P -- "$(dirname -- "${this}")" >/dev/null && pwd -P)
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# let's locate libexec...
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if [[ -n "${HADOOP_PREFIX}" ]]; then
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DEFAULT_LIBEXEC_DIR="${HADOOP_PREFIX}/libexec"
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else
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DEFAULT_LIBEXEC_DIR="${bin}/../libexec"
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fi
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HADOOP_LIBEXEC_DIR="${HADOOP_LIBEXEC_DIR:-$DEFAULT_LIBEXEC_DIR}"
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# shellcheck disable=SC2034
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HADOOP_NEW_CONFIG=true
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if [[ -f "${HADOOP_LIBEXEC_DIR}/yarn-config.sh" ]]; then
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. "${HADOOP_LIBEXEC_DIR}/yarn-config.sh"
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else
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echo "ERROR: Cannot execute ${HADOOP_LIBEXEC_DIR}/yarn-config.sh." 2>&1
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exit 1
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fi
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yarnscript="${HADOOP_YARN_HOME}/bin/yarn"
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daemonmode=$1
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shift
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hadoop_error "WARNING: Use of this script to ${daemonmode} YARN daemons is deprecated."
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hadoop_error "WARNING: Attempting to execute replacement \"yarn --slaves --daemon ${daemonmode}\" instead."
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#
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# Original input was usually:
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# yarn-daemons.sh (shell options) (start|stop) nodemanager (daemon options)
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# we're going to turn this into
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# yarn --slaves --daemon (start|stop) (rest of options)
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#
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argv=(${HADOOP_USER_PARAMS[@]/start})
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argv=(${argv[@]/stop})
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argv=(${argv[@]/status})
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${yarnscript} --slaves --daemon "${daemonmode}" "${argv[@]}"
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