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tar -zxf jdk-8u241-linux-x64.tar.gz
mkdir /usr/local/java/
mv jdk1.8.0_241/ /usr/local/java/
vim /etc/profile

export JAVA_HOME=/usr/local/java/jdk1.8.0_241
export JRE_HOME=${JAVA_HOME}/jre
export CLASSPATH=.:${JAVA_HOME}/lib:${JRE_HOME}/lib
export PATH=${JAVA_HOME}/bin:$PATH

source /etc/profile
ln -s /usr/local/java/jdk1.8.0_241/bin/java /usr/bin/java
java -version

statistics-channels {
  inet 127.0.0.1 port 8053 allow { 127.0.0.1; };
};

UserParameter=bind.queries.in[*],curl http://127.0.0.1:8053/ 2>/dev/null | /usr/bin/xml2 | grep -A1 "/isc/bind/statistics/server/queries-in/rdtype/name=$1$" | tail -1 | cut -d= -f2
UserParameter=bind.queries.out[*],curl http://127.0.0.1:8053/ 2>/dev/null | /usr/bin/xml2 | grep -A1 "/isc/bind/statistics/views/view/rdtype/name=$1$" | tail -1 | cut -d= -f2
 
#注意，需要安装xml2，可以使用yum install xml2来安装

#!/bin/sh
top -n 1 -b> /tmp/top.txt

crontab -e
*/1 * * * * /usr/local/zabbix/share/scripts/top.sh > /dev/null

#!/bin/bash
TABLESPACE=`tail -n +8 /tmp/top.txt|awk '{a[$NF]+=$6}END{for(k in a)print a[k]/1024,k}'|sort -gr|head -10|cut -d" " -f2`
        COUNT=`echo "$TABLESPACE" |wc -l`
INDEX=0
echo '{"data":['
echo "$TABLESPACE" | while read LINE; do
        echo -n '{"{#PROCESSNAME}":"'$LINE'"}'
        INDEX=`expr $INDEX + 1`
        if [ $INDEX -lt $COUNT ]; then
                echo ','
        fi
done
echo ']}'

yum install telnet-server
vi /etc/xinetd.d/telnet 
#默认telnet禁用root账户登陆，修改telnet配置文件，将配置文件中的disable         = no<修改为yes
 
vi /etc/securetty
 
#增加
#pts/0
#pts/1
#pts/2
#如果登录用户较多，需要更多的pts/*
 
/etc/init.d/xinetd start #启动xinetd进程。

yum install -y gcc openssl-devel pam-devel rpm-build pam-devel 
wget http://ftp.openbsd.org/pub/OpenBSD/OpenSSH/portable/openssh-7.7p1.tar.gz
rpm -e `rpm -qa | grep openssh` --nodeps
tar -zxvf openssh-7.7p1.tar.gz 
cd openssh-7.7p1
./configure --prefix=/usr --sysconfdir=/etc/ssh --with-pam --with-zlib --with-md5-passwords --with-tcp-wrappers
make && make install
 
vi /etc/ssh/sshd_config
#sed -i '/^#PermitRootLogin/s/#PermitRootLogin yes/PermitRootLogin yes/' /etc/ssh/sshd_config
#或手动修改PermitRootLogin no 修改为 PermitRootLogin yes 允许root远程登陆
 
service sshd restart 
#重启openssh
ssh -V
#查看版本
 
cp contrib/redhat/sshd.init /etc/init.d/sshd
chkconfig --add sshd
chkconfig sshd on
service sshd start
service sshd restart
chkconfig --list sshd

/etc/init.d/xinetd stop && vi /etc/xinetd.d/telnet
将之前改过的disable=yes又改回去成no.
随后再将修改iptables将23端口关闭,并重启iptables服务.
至此,可以再开ssh登录,用ssh -V查看版本号.

UPDATE wp_posts SET post_content = REPLACE( post_content, 'http://www.old.com', 'http://www.new.com' ) ;

/* 强制后台和登录使用 SSL */
define('FORCE_SSL_LOGIN', true);
define('FORCE_SSL_ADMIN', true);

                if ( $scheme = http ){
                    return 301 https://$server_name$request_uri;
                }

yum install sendmail
/etc/init.d/sendmail start

vim /usr/local/php/etc/php.ini
sendmail_path = /usr/sbin/sendmail -t -i
:wq!
/etc/init.d/php-fpm restart

yum -y install gcc glibc glibc-common gd gd-devel php openssl-devel httpd
useradd -m nagios     #添加一个名为nagios的用户来运行nagios 
usermod -a -G nagios apache    #将运行apache用户apache加入nagios组
wget http://ssh.xj123.info/monitor/nagios-3.5.0.tar.gz
tar -zxf nagios-3.5.0.tar.gz
mkdir /etc/httpd/conf/extra  //用来存放关于nagios的http配置文件
cd nagios
./configure --prefix=/usr/local/nagios/ --with-comman-group=nagios --with-httpd-conf=/etc/httpd/conf/extra/ //指定安装目录及用户、组和http的配置目录
make all&&make install
make install-init;make install-config;make install-commandmode;make install-webconf      //初始生成启动脚本、配置文件、命令配置模块和httpd的配置文件

vim /etc/init.d/httpd
 
#!/bin/bash
#chkconfig:345 61 61
#description:Apache httpd