124 lines
3.3 KiB
Bash
124 lines
3.3 KiB
Bash
#!/usr/bin/env bash
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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, 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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## @description check install user
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## @audience public
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## @stability stable
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function check_install_user()
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{
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if [[ $(id -u) -ne 0 ]];then
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echo "This script must be run with a ROOT user!"
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exit # don't call exit_install()
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fi
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}
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## @description exit install
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## @audience public
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## @stability stable
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function exit_install()
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{
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echo "Exit the installation!" | tee -a $LOG
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exit $1
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}
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## @description Check if the IP address format is correct
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## @audience public
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## @stability stable
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function valid_ip()
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{
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local ip=$1
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local stat=1
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if [[ $ip =~ ^[0-9]{1,3\}.[0-9]{1,3\}.[0-9]{1,3\}.[0-9]{1,3\}$ ]]; then
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OIFS=$IFS
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IFS='.'
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ip=($ip)
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IFS=$OIFS
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if [[ ${ip[0]} -le 255 && ${ip[1]} -le 255 && ${ip[2]} -le 255 && ${ip[3]} -le 255 ]]; then
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stat=$?
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fi
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fi
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return $stat
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}
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## @description Check if the configuration file configuration is correct
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## @audience public
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## @stability stable
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function check_install_conf()
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{
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echo "Check if the configuration file configuration is correct ..." | tee -a $LOG
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# check etcd conf
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hostCount=${#ETCD_HOSTS[@]}
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if [[ $hostCount -lt 3 && hostCount -ne 0 ]]; then # <>2
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echo "Number of nodes = [$hostCount], must be configured to be greater than or equal to 3 servers! " | tee -a $LOG
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exit_install
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fi
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for ip in ${ETCD_HOSTS[@]}
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do
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if ! valid_ip $ip; then
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echo "]ETCD_HOSTS=[$ip], IP address format is incorrect! " | tee -a $LOG
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exit_install
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fi
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done
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echo "Check if the configuration file configuration is correct [ Done ]" | tee -a $LOG
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}
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## @description index by EtcdHosts list
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## @audience public
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## @stability stable
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function indexByEtcdHosts() {
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index=0
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while [ "$index" -lt "${#ETCD_HOSTS[@]}" ]; do
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if [ "${ETCD_HOSTS[$index]}" = "$1" ]; then
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echo $index
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return
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fi
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let "index++"
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done
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echo ""
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}
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## @description get local IP
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## @audience public
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## @stability stable
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function getLocalIP()
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{
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local _ip _myip _line _nl=$'\n'
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while IFS=$': \t' read -a _line ;do
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[ -z "${_line%inet}" ] &&
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_ip=${_line[${#_line[1]}>4?1:2]} &&
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[ "${_ip#127.0.0.1}" ] && _myip=$_ip
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done< <(LANG=C /sbin/ifconfig)
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printf ${1+-v} $1 "%s${_nl:0:$[${#1}>0?0:1]}" $_myip
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}
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## @description get ip list
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## @audience public
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## @stability stable
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function get_ip_list()
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{
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array=$(ifconfig | grep inet | grep -v inet6 | grep -v 127 | sed 's/^[ \t]*//g' | cut -d ' ' -f2)
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for ip in ${array[@]}
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do
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LOCAL_HOST_IP_LIST+=(${ip})
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done
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}
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