http://git-wip-us.apache.org/repos/asf/hadoop/blob/46d6e001/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-applications/hadoop-yarn-submarine/installation/scripts/utils.sh ---------------------------------------------------------------------- diff --git a/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-applications/hadoop-yarn-submarine/installation/scripts/utils.sh b/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-applications/hadoop-yarn-submarine/installation/scripts/utils.sh new file mode 100644 index 0000000..7b3c2a9 --- /dev/null +++ b/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-applications/hadoop-yarn-submarine/installation/scripts/utils.sh @@ -0,0 +1,123 @@ +#!/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 check install user +## @audience public +## @stability stable +function check_install_user() +{ + if [[ $(id -u) -ne 0 ]];then + echo "This script must be run with a ROOT user!" + exit # don't call exit_install() + fi +} + +## @description exit install +## @audience public +## @stability stable +function exit_install() +{ + echo "Exit the installation!" | tee -a $LOG + exit $1 +} + +## @description Check if the IP address format is correct +## @audience public +## @stability stable +function valid_ip() +{ + local ip=$1 + local stat=1 + + if [[ $ip =~ ^[0-9]{1,3\}.[0-9]{1,3\}.[0-9]{1,3\}.[0-9]{1,3\}$ ]]; then + OIFS=$IFS + IFS='.' + ip=($ip) + IFS=$OIFS + + if [[ ${ip[0]} -le 255 && ${ip[1]} -le 255 && ${ip[2]} -le 255 && ${ip[3]} -le 255 ]]; then + stat=$? + fi + fi + + return $stat +} + +## @description Check if the configuration file configuration is correct +## @audience public +## @stability stable +function check_install_conf() +{ + echo "Check if the configuration file configuration is correct ..." | tee -a $LOG + + # check etcd conf + hostCount=${#ETCD_HOSTS[@]} + if [[ $hostCount -lt 3 && hostCount -ne 0 ]]; then # <>2 + echo "Number of nodes = [$hostCount], must be configured to be greater than or equal to 3 servers! " | tee -a $LOG + exit_install + fi + for ip in ${ETCD_HOSTS[@]} + do + if ! valid_ip $ip; then + echo "]ETCD_HOSTS=[$ip], IP address format is incorrect! " | tee -a $LOG + exit_install + fi + done + echo "Check if the configuration file configuration is correct [ Done ]" | tee -a $LOG +} + +## @description index by EtcdHosts list +## @audience public +## @stability stable +function indexByEtcdHosts() { + index=0 + while [ "$index" -lt "${#ETCD_HOSTS[@]}" ]; do + if [ "${ETCD_HOSTS[$index]}" = "$1" ]; then + echo $index + return + fi + let "index++" + done + echo "" +} + +## @description get local IP +## @audience public +## @stability stable +function getLocalIP() +{ + local _ip _myip _line _nl=$'\n' + while IFS=$': \t' read -a _line ;do + [ -z "${_line%inet}" ] && + _ip=${_line[${#_line[1]}>4?1:2]} && + [ "${_ip#127.0.0.1}" ] && _myip=$_ip + done< <(LANG=C /sbin/ifconfig) + printf ${1+-v} $1 "%s${_nl:0:$[${#1}>0?0:1]}" $_myip +} + +## @description get ip list +## @audience public +## @stability stable +function get_ip_list() +{ + array=$(ifconfig | grep inet | grep -v inet6 | grep -v 127 | sed 's/^[ \t]*//g' | cut -d ' ' -f2) + + for ip in ${array[@]} + do + LOCAL_HOST_IP_LIST+=(${ip}) + done +}
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