install_elasticserch

10天以前  |  阅读数:11 次  |    

#!/bin/bash
# auth:kaliarch
# version:v1.0
# func:elasticsearch 5.4.1/6.0.1/6.3.1安装
# 定义安装目录、及日志信息
. /etc/init.d/functions
[ $(id -u) != "0" ] && echo "Error: You must be root to run this script" && exit 1
export PATH=/usr/local/sbin:/usr/local/bin:/sbin:/bin:/usr/sbin:/usr/bin
download_path=/tmp/tmpdir/
install_log_name=install_elasticsearch.log
env_file=/etc/profile.d/elasticsearch.sh
install_log_path=/var/log/appinstall/
install_path=/usr/local/
software_config_file=${install_path}elasticsearch/config/elasticsearch.yml
sysversion=$(rpm -q centos-release|cut -d- -f3)
jvm_conf="/usr/local/elasticsearch/config/jvm.options"
sys_mem=`free -m|grep Mem:|awk '{print $2}'|awk '{sum+=$1} END {print sum/1024}'|cut -d. -f1`
hostname=elk-server

clear
echo "##########################################"
echo "#                                        #"
echo "# 安装 elasticsearch 5.4.1/6.0.1/6.3.1   #"
echo "#                                        #"
echo "##########################################"
echo "1: Install elasticsearch 5.4.1"
echo "2: Install elasticsearch 6.0.1"
echo "3: Install elasticsearch 6.3.1"
echo "4: EXIT"
# 选择安装软件版本
read -p "Please input your choice:" softversion
if [ "${softversion}" == "1" ];then
        URL="https://anchnet-script.oss-cn-shanghai.aliyuncs.com/elasticsearch/elasticsearch-5.4.1.tar.gz"
elif [ "${softversion}" == "2" ];then
        URL="https://anchnet-script.oss-cn-shanghai.aliyuncs.com/elasticsearch/elasticsearch-6.0.1.tar.gz"
elif [ "${softversion}" == "3" ];then
        URL="https://anchnet-script.oss-cn-shanghai.aliyuncs.com/elasticsearch/elasticsearch-6.3.1.tar.gz"
elif [ "${softversion}" == "4" ];then
        echo "you choce channel!"
        exit 1;
else
        echo "input Error! Place input{1|2|3|4|5}"
        exit 0;
fi

# 传入内容,格式化内容输出,可以传入多个参数,用空格隔开
output_msg() {
    for msg in $*;do
        action $msg /bin/true
    done
}


# 判断命令是否存在,第一个参数 $1 为判断的命令,第二个参数为提供该命令的yum 软件包名称
check_yum_command() {
        output_msg "命令检查:$1"
        hash $1 >/dev/null 2>&1
        if [ $? -eq 0 ];then
            echo "`date +%F' '%H:%M:%S` check command $1 ">>${install_log_path}${install_log_name} && return 0
        else
            yum -y install $2 >/dev/null 2>&1
        #    hash $Command || { echo "`date +%F' '%H:%M:%S` $2 is installed fail">>${install_log_path}${install_log_name} ; exit 1 }
        fi
}

# 判断目录是否存在,传入目录绝对路径,可以传入多个目录
check_dir() {
    output_msg "目录检查"
    for dirname in $*;do
        [ -d $dirname ] || mkdir -p $dirname >/dev/null 2>&1
        echo "`date +%F' '%H:%M:%S` $dirname check success!" >> ${install_log_path}${install_log_name}
    done
}

# 下载文件并解压至安装目录,传入url链接地址
download_file() {
    output_msg "下载源码包"
    mkdir -p $download_path 
    for file in $*;do
        wget $file -c -P $download_path &> /dev/null
        if [ $? -eq 0 ];then
           echo "`date +%F' '%H:%M:%S` $file download success!">>${install_log_path}${install_log_name}
        else
           echo "`date +%F' '%H:%M:%s` $file download fail!">>${install_log_path}${install_log_name} && exit 1
        fi
    done
}


# 解压文件,可以传入多个压缩文件绝对路径,用空格隔开,解压至安装目录
extract_file() {
   output_msg "解压源码"
   for file in $*;do
       if [ "${file##*.}" == "gz" ];then
           tar -zxf $file -C $install_path && echo "`date +%F' '%H:%M:%S` $file extrac success!,path is $install_path">>${install_log_path}${install_log_name}
       elif [ "${file##*.}" == "zip" ];then
           unzip -q $file -d $install_path && echo "`date +%F' '%H:%M:%S` $file extrac success!,path is $install_path">>${install_log_path}${install_log_name}
       else
           echo "`date +%F' '%H:%M:%S` $file type error, extrac fail!">>${install_log_path}${install_log_name} && exit 1
       fi
    done
}

# 配置环境变量,第一个参数为添加环境变量的绝对路径
config_env() {
    output_msg "环境变量配置"

    echo "export PATH=\$PATH:$1" >${env_file}
    source ${env_file} && echo "`date +%F' '%H:%M:%S` 软件安装完成!">> ${install_log_path}${install_log_name}

}

# 配置主机名,第一个为主机名
config_hostname() {
if [ ${sysversion} -eq 6 ];then
   hostname $1
elif [ ${sysversion} -eq 7 ];then
   hostnamectl set-hostname $1
else
   echo "`date +%F' '%H:%M:%S` hostname $1 config fail">> ${install_log_path}${install_log_name}
fi
}

config_limits() {
    output_msg "配置limits"
    cat >>/etc/security/limits.conf<<EOF
* soft nofile 65536 
* hard nofile 65536 
* soft nproc 65536 
* hard nproc 65536
EOF
echo "vm.max_map_count = 655360" >>/etc/sysctl.conf
sysctl -p >/dev/null 2>&1

}

# 添加配置文件
add_config() {
cat > $1 << EOF
cluster.name: my-application
node.name: ${hostname}
path.data: /usr/local/elasticsearch/data
path.logs: /usr/local/elasticsearch/logs
network.host: 127.0.0.1
http.port: 9200
discovery.zen.ping.unicast.hosts: ["$hostname"]
EOF
}

config_user() {
useradd $1 >/dev/null 2>&1 
if [ $? -eq 0 ];then
    echo "`date +%F' '%H:%M:%S` $1 user add success">> ${install_log_path}${install_log_name}
else 
    echo "`date +%F' '%H:%M:%S` $1 user add fail">> ${install_log_path}${install_log_name} && exit 1
fi
chown ${1}.${1} ${install_path}elasticsearch/ -R
}

config_jvm() {
if [ ${sys_mem} -eq 0 ];then
    sed -i "s#`grep "^-Xmx" ${jvm_conf}`#"-Xmx512m"#g" ${jvm_conf}
    sed -i "s#`grep "^-Xms" ${jvm_conf}`#"-Xms512m"#g" ${jvm_conf}
else
    sed -i "s#`grep "^-Xmx" ${jvm_conf}`#"-Xmx${sys_mem}g"#g" ${jvm_conf}
    sed -i "s#`grep "^-Xms" ${jvm_conf}`#"-Xms${sys_mem}g"#g" ${jvm_conf}
fi
}


main() {
check_dir $install_log_path $install_path
check_yum_command wget wget
download_file $URL
config_hostname $hostname

software_name=$(echo $URL|awk -F'/' '{print $NF}'|awk -F'.tar.gz' '{print $1}')
for filename in `ls $download_path`;do
    extract_file ${download_path}$filename
done

rm -fr ${download_path}
ln -s $install_path$software_name ${install_path}elasticsearch
add_config $software_config_file
check_dir ${install_path}elasticsearch/{data,logs}
config_user elasticsearch
config_env ${install_path}elasticsearch/bin
config_limits
config_jvm
echo "请使用一下命令启动服务:'su - elasticsearch -c 'nohup /usr/local/elasticsearch/bin/elasticsearch &'"

}

main

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