举例:
给元数据都为elk的主机列表中所有主机安装并配置zabbix-agent5.0
#!/bin/bash
# 用来在运行结果之前,先输出执行的那一行命令。
set -x
# 主机列表
host_array=(
"192.168.172.22"
"192.168.172.23"
)
# 获取安装机器的主机名
for host_ip in ${host_array[@]}
do
hostname=`ssh ${host_ip} 'hostname'`
done
# 定义元数据
hostmetadata=elk
# 安装并配置zabbix-agent
function install_zabbixagent()
{
host_ip=${1}
# install zabbix-agent
echo "start install zabbix-agent in host:${host_ip}"
echo `ssh ${host_ip} "rpm -Uvh https://repo.zabbix.com/zabbix/5.0/rhel/7/x86_64/zabbix-release-5.0-1.el7.noarch.rpm"`
echo `ssh ${host_ip} "yum clean all"`
echo `ssh ${host_ip} "yum repolist"`
echo `ssh ${host_ip} "yum install -y zabbix-agent"`
echo "yum repo is ok and zabbix-agent has installed"
# change configure file
echo `ssh ${host_ip} "sed '/^Server=127.0.0.1/cServer=172.16.108.137' -i /etc/zabbix/zabbix_agentd.conf"`
echo `ssh ${host_ip} "sed '/^ServerActive=127.0.0.1/cServerActive=172.16.108.137' -i /etc/zabbix/zabbix_agentd.conf"`
echo `ssh ${host_ip} "sed 's/Hostname=Zabbix server/Hostname=${hostname}/g' -i /etc/zabbix/zabbix_agentd.conf"`
echo `ssh ${host_ip} "echo "EnableRemoteCommands=1" >> /etc/zabbix/zabbix_agentd.conf"`
echo `ssh ${host_ip} "echo "UnsafeUserParameters=1" >> /etc/zabbix/zabbix_agentd.conf"`
echo `ssh ${host_ip} "echo HostMetadata="$hostmetadata" >> /etc/zabbix/zabbix_agentd.conf"`
# start service
echo `ssh ${host_ip} "systemctl start zabbix-agent.service"`
echo `ssh ${host_ip} "systemctl enable zabbix-agent.service"`
}
# 判断是否已经安装zabbix-agent
function is_install_zabbixagent()
{
result=`ssh ${1} "yum list installed|grep zabbix-agent"`
# -z zero 判断result的值是否为0,为0则为真
if [ -z "${result}" ];then
return 0
else
return 1
fi
}
# main函数,shell数组中使用@或*可以获取数组的全部元素
function main()
{
for host_ip in ${host_array[@]}
do
# get hostname
hostname=`ssh ${host_ip} 'hostname'`
# 判断返回值是否安装了zabbix-agent
is_install_zabbixagent ${host_ip}
# 返回值为0,即没有安装,调用函数
if [ $? -eq 0 ];then
install_zabbixagent ${host_ip}
sleep 20s
else
echo "this host ${host_ip} already installed zabbix-agent"
fi
done
}
main
查看机器执行完脚本后配置文件的关键信息:
sed -n '/^#/!p' /etc/zabbix/zabbix_agentd.conf | sed -n '/^$/!p'
先做免密,免密命令:
ssh-keygen
ssh-copy-id -i /root/.ssh/id_rsa.pub 192.168.172.22
ssh-copy-id -i /root/.ssh/id_rsa.pub 192.168.172.23
原文地址:https://www.cnblogs.com/even160941/p/15237872.html
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