mirror of https://github.com/apache/lucene.git
159 lines
4.1 KiB
Bash
Executable File
159 lines
4.1 KiB
Bash
Executable File
#!/bin/bash
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#
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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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#
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# Shell script to make an Atomic Backup after Optimize of
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# a Solr Lucene collection.
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orig_dir=$(pwd)
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cd ${0%/*}/..
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solr_root=$(pwd)
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cd ${orig_dir}
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unset solr_hostname solr_port data_dir webapp_name user verbose debug solr_url
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. ${solr_root}/bin/scripts-util
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# set up variables
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prog=${0##*/}
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log=${solr_root}/logs/${prog}.log
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# define usage string
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USAGE="\
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usage: $prog [-h hostname] [-p port] [-d dir] [-w webapp_name] [-u username] [-U url] [-v] [-V]
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-h specify Solr hostname (defaults to localhost)
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-p specify Solr port number
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-w specify name of Solr webapp (defaults to solr)
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-u specify user to sudo to before running script
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-U specify full update url (overrides -h,-p,-w parameters)
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-d specify directory holding index data (defaults to data)
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-v increase verbosity
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-V output debugging info
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"
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# parse args
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while getopts h:p:d:w:u:U:vV OPTION
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do
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case $OPTION in
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h)
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solr_hostname="$OPTARG"
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;;
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p)
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solr_port="$OPTARG"
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;;
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d)
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data_dir="$OPTARG"
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;;
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w)
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webapp_name="$OPTARG"
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;;
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u)
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user="$OPTARG"
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;;
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U)
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solr_url="$OPTARG"
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;;
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v)
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verbose="v"
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;;
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V)
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debug="V"
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;;
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*)
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echo "$USAGE"
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exit 1
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esac
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done
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[[ -n $debug ]] && set -x
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dataDir
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curlUrl
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fixUser "$@"
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setStartTime
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logMessage started by $oldwhoami
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logMessage command: $0 $@
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logMessage sending optimize to Solr server at ${curl_url}
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rs=`curl ${curl_url} -s -H 'Content-type:text/xml; charset=utf-8' -d "<optimize/>"`
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if [[ $? != 0 ]]
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then
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logMessage failed to connect to Solr server at ${curl_url}
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logMessage optimize failed
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logExit failed 1
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fi
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# check status of optimize request - original format
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echo $rs | grep '<result.*status="0"' > /dev/null 2>&1
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if [[ $? != 0 ]]
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then
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# check status of optimize request - new format
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echo $rs | grep '<lst name="responseHeader"><int name="status">0</int>' > /dev/null 2>&1
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if [[ $? != 0 ]]
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then
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logMessage optimize request to Solr at ${curl_url} failed:
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logMessage $rs
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logExit failed 2
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fi
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fi
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# successful optimize creates a snapshot file synchronously
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lastsnap=`find ${data_dir} -type d -name 'snapshot.*' 2>/dev/null| sort -r | head -1`
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if [[ $lastsnap == "" ]]
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then
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logMessage commit did not create snapshot at ${curl_url}, backup failed:
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logExit failed 3
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fi
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name=backup.${lastsnap##*snapshot.}
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temp=temp-${name}
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if [[ -d ${data_dir}/${name} ]]
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then
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logMessage backup directory ${data_dir}/${name} already exists
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logExit aborted 1
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fi
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if [[ -d ${data_dir}/${temp} ]]
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then
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logMessage backingup of ${data_dir}/${name} in progress
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logExit aborted 1
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fi
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logMessage making backup ${data_dir}/${name}
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# clean up after INT/TERM
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trap 'echo cleaning up, please wait ...;/bin/rm -rf ${data_dir}/${name} ${data_dir}/${temp};logExit aborted 13' INT TERM
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# make a backup using hard links into temporary location
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# then move it into place atomically
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if [[ "${OS}" == "SunOS" || "${OS}" == "Darwin" || "${OS}" == "FreeBSD" ]]
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then
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orig_dir=$(pwd)
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mkdir ${data_dir}/${temp}
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cd ${lastsnap}
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find . -print|cpio -pdlmu ${data_dir}/${temp} 1>/dev/null 2>&1
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cd ${orig_dir}
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else
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cp -lr ${lastsnap} ${data_dir}/${temp}
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fi
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mv ${data_dir}/${temp} ${data_dir}/${name}
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logExit ended 0
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