#!/bin/sh

#运行环境 centos7

#chrony时间同步 服务端 客户端 安装配置

#安装

yum install chrony -y

cp /etc/chrony.conf{,.bak} #备份默认配置

#chrony服务配置

echo "

# #外部NTP服务#

server ntp6.aliyun.com iburst

server cn.ntp.org.cn iburst

server ntp.shu.edu.cn iburst

driftfile /var/lib/chrony/drift

driftfile /var/lib/chrony/drift

makestep 1.0

rtcsync

logdir /var/log/chrony

">/etc/chrony.conf

#chrony作为内网NTP服务配置

echo "

# #外部NTP服务

server ntp6.aliyun.com iburst

server cn.ntp.org.cn iburst

server ntp.shu.edu.cn iburst

driftfile /var/lib/chrony/drift

makestep 1.0

rtcsync

# #内网

allow 10.2.1.0/

allow 172.16.11.0/

bindcmdaddress 127.0.0.1

bindcmdaddress ::

keyfile /etc/chrony.keys

commandkey

generatecommandkey

noclientlog

logchange 0.5

logdir /var/log/chrony

">/etc/chrony.conf

#chrony使用内网NTP服务配置

echo "

# #内部NTP服务

server 10.2.1.10 iburst

server ntp6.aliyun.com iburst

driftfile /var/lib/chrony/drift

makestep 1.0

rtcsync

logdir /var/log/chrony

">/etc/chrony.conf

#启动

systemctl start chronyd

systemctl enable chronyd #开机启动

systemctl restart chronyd

chronyc sources #查看同步源

##查看

chronyc sources #服务端

#  Number of sources =

# MS Name/IP address         Stratum Poll Reach LastRx Last sample

# ===============================================================================

# ^* time6.aliyun.com                          -2307us[-3126us] +/-   20ms

# ^+ xk---a8.bta.net.cn                       +767us[ +767us] +/-   62ms

# ^- ntp.shu.edu.cn                               -11ms[  -11ms] +/-  419ms

# # chronyc sources #客户端

#  Number of sources =

# MS Name/IP address         Stratum Poll Reach LastRx Last sample

# ===============================================================================

# ^* kweb.w.dev                                  -99us[ +160us] +/-   21ms