haproxy+keepalived 部署脚本

Posted 2020-09-26

废话不多说，直接上脚本,编译安装的版本为：haproxy-1.5.2.tar.gz，keepalived-1.2.13.tar.gz

install.sh

#!/bin/bash

pack_source="/usr/local/src"
pack_target="/usr/local/haproxy"
ha_package="haproxy-1.5.2.tar.gz"
ha_pack_dir="haproxy-1.5.2"
keep_package="keepalived-1.2.13.tar.gz"
keep_pack_dir="keepalived-1.2.13"


if [ -f "/usr/local/sbin/haproxy" ];then
         echo "ERROR,haproxy already install ,please uninstall first!"
         exit 1
fi

sudo grep -q haproxy /etc/passwd
if [ $? -ne 0 ];then
sudo useradd haproxy
fi

sudo yum install -y gcc
sudo yum install -y openssl-devel

#install haproxy
sudo mkdir -p /usr/local/haproxy

cd $pack_source
rm -rf $pack_source/$ha_pack_dir
sudo tar -zxvf $pack_source/$ha_package -C $pack_source
cd $pack_source/$ha_pack_dir
sudo make TARGET=linux26 ARCH=x86_64
sudo make install

#install keepalived
cd $pack_source
rm -rf $pack_source/$keep_pack_dir
sudo tar -zxvf $pack_source/$keep_package -C $pack_source
cd $pack_source/$keep_pack_dir
sudo ./configure
sudo make
sudo make install


#config
sudo mkdir -p /etc/keepalived
sudo mkdir -p /etc/haproxy

yes|sudo cp -f $pack_source/$ha_pack_dir/examples/haproxy.init /etc/init.d/haproxy
sudo chmod +x /etc/init.d/haproxy 
sudo ln -s /usr/local/sbin/haproxy /usr/sbin

yes|sudo cp -f /usr/local/etc/rc.d/init.d/keepalived /etc/init.d/keepalived
yes|sudo cp -f /usr/local/etc/sysconfig/keepalived /etc/sysconfig/keepalived
yes|sudo cp -f /usr/local/check_haproxy.sh /etc/keepalived/check_haproxy.sh
sudo chmod +x /etc/init.d/keepalived
sudo ln -s /usr/local/sbin/keepalied /usr/sbin

#autostart
sudo chkconfig --add keepalived
sudo chkconfig keepalived on

#log
sudo mkdir -p /data/log/haproxy
sudo mkdir -p /data/log/keepalived
sudo touch /data/log/haproxy/haproxy.log
sudo touch /data/log/keepalived/keepalived.log

sudo chown -R data.deploy /devcloud

selinux=`sudo getenforce`

if [ $selinux == "Enforcing" ];then

    sudo chcon -R -t default_t /data
    sudo chcon -R -t var_log_t /data/log
    sudo chcon -R -t var_log_t /data/log/haproxy
    sudo chcon -R -t var_log_t /data/log/keepalived
    
else
    echo "OK"
fi

sudo sed -i "s/SYSLOGD_OPTIONS=.*/SYSLOGD_OPTIONS=\"-c 2 -r -m 0\"/g " /etc/sysconfig/rsyslog
sudo sed -i "s/KEEPALIVED_OPTIONS=.*/KEEPALIVED_OPTIONS=\"-D -d -S 0\"/g" /etc/sysconfig/keepalived
sudo sed -i "s/\#\$ModLoad imudp/\$ModLoad imudp/g" /etc/rsyslog.conf
sudo sed -i "s/\#\$UDPServerRun 514/\$UDPServerRun 514/g" /etc/rsyslog.conf
sudo sed -i "s/cron.none/cron.none;local2.none;local0.none/g" /etc/rsyslog.conf
sudo sed -i ‘$a local2.*             /data/log/haproxy/haproxy.log ‘ /etc/rsyslog.conf
sudo sed -i ‘$a local0.*             /data/log/keepalived/keepalived.log‘ /etc/rsyslog.conf
sudo service rsyslog restart

exit 0

 

check_haproxy.sh

#!/bin/bash
A=`ps -C haproxy --no-header | wc -l`

if [ $A -eq 0 ];then
/usr/sbin/haproxy -f /etc/haproxy/haproxy.cfg
sleep 3s
if [ `ps -C haproxy --no-header | wc -l` -eq 0 ];then
sudo service keepalived stop
fi
fi