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Change-Id: Ic98a79dba428d3307854a414d52742efa6bad0f7 Reviewed-on: http://gerrit.cloudera.org:8080/10699 Reviewed-by: Bharath Vissapragada <bharathv@cloudera.com> Tested-by: Lars Volker <lv@cloudera.com>
57 lines
2.0 KiB
Bash
Executable File
57 lines
2.0 KiB
Bash
Executable File
#!/usr/bin/env bash
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#
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# Licensed to the Apache Software Foundation (ASF) under one
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# or more contributor license agreements. See the NOTICE file
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# distributed with this work for additional information
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# regarding copyright ownership. The ASF licenses this file
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# to you under the Apache License, Version 2.0 (the
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# "License"); you may not use this file except in compliance
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# with 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,
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# software distributed under the License is distributed on an
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# "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
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# KIND, either express or implied. See the License for the
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# specific language governing permissions and limitations
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# under the License.
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# $1 - gdb binary path
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# $2 - pid of the Impala process
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# $3 - Output directory to copy the sharedlibs to.
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set -euxo pipefail
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if [ "$#" -ne 3 ]; then
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echo "Incorrect usage. Expected: $0 <gdb executable path> <target PID> <output dir>"
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exit 1
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fi
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gdb=$1
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target=$2
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dest_dir=$3
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if [ ! -d $dest_dir ]; then
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echo "Directory $dest_dir does not exist. This script expects the output directory to exist."
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exit 1
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fi
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# Generate the list of shared libs path to copy.
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shared_libs_to_copy=$(mktemp)
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$gdb --pid $target --batch -ex 'info shared' 2> /dev/null | sed '1,/Shared Object Library/d' |
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sed 's/\(.*\s\)\(\/.*\)/\2/' | grep \/ > $shared_libs_to_copy
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echo "Generated shared library listing for the process."
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# Copy the files to the target directory keeping the directory structure intact.
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# We use rsync instead of 'cp --parents' since the latter has permission issues
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# copying from system level directories. https://goo.gl/6yYNhw
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rsync -LR --files-from=$shared_libs_to_copy / $dest_dir
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echo "Copied the shared libraries to the target directory: $dest_dir"
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rm -f $shared_libs_to_copy
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# Make sure the impala user has write permissions on all the copied sharedlib paths.
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chmod 755 -R $dest_dir
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