#/bin/bash

#clamav用户和用户组
groupadd clamav && useradd -g clamav clamav && id clamav

#日志存放目录
mkdir -p /usr/local/clamav/logs     
touch /usr/local/clamav/logs/clamd.log
touch /usr/local/clamav/logs/freshclam.log
chown clamav.clamav /usr/local/clamav/logs/clamd.log
chown clamav.clamav /usr/local/clamav/logs/freshclam.log

#病毒存放目录
mkdir -p /usr/local/clamav/updata
chown -R root.clamav /usr/local/clamav/
chown -R clamav.clamav /usr/local/clamav/updata/

#解压安装包
tar -zxvf clamav-0.101.2.tar.gz

cd clamav-0.101.2

#安装依赖
yum install gcc gcc-c++ openssl openssl-devel  -y

#编译安装
./configure --prefix=/usr/local/clamav
make && make install

cd /usr/local/clamav/etc
cp clamd.conf.sample clamd.conf
cp freshclam.conf.sample freshclam.conf

#修改配置文件
sed -i "8s/^/#/g" /usr/local/clamav/etc/clamd.conf
sed -i "8s/^/#/g" /usr/local/clamav/etc/freshclam.conf

echo "
LogFile /usr/local/clamav/logs/clamd.log    
PidFile /usr/local/clamav/updata/clamd.pid     
DatabaseDirectory /usr/local/clamav/updata
">>/usr/local/clamav/etc/clamd.conf

echo "
DatabaseDirectory /usr/local/clamav/updata
UpdateLogFile /usr/local/clamav/logs/freshclam.log
PidFile /usr/local/clamav/updata/freshclam.pid
">>/usr/local/clamav/etc/freshclam.conf

chown -R clamav.clamav /usr/local/clamav/

#启动 clamav
systemctl start clamav-freshclam.service
systemctl enable clamav-freshclam.service 
systemctl status clamav-freshclam.service

#让服务器每天晚上定时更新和杀毒，保存杀毒日志，crontab文件如下：
10 2  * * *  /usr/local/clamav/bin/freshclam --quiet
20 3  * * *  /usr/local/clamav/bin/clamscan  -r /home  --remove -l /var/log/clamscan.log