本次博文需基于zabbix的基本环境,可参考搭建zabbix
部署agent端详细信息、下载软件包可参考博文配置Zabbix监控之邮件报警、微信报警这里就不进行详细解释了!
[root@agent ~]# tar zxf zabbix-3.2.1.tar.gz && cd zabbix-3.2.1/ [root@agent zabbix-3.2.1]# ./configure --prefix=/usr/local/zabbix --enable-agent && make && make install [root@agent zabbix-3.2.1]# useradd zabbix [root@agent zabbix-3.2.1]# cp /root/zabbix-3.2.1/misc/init.d/fedora/core/zabbix_agentd /etc/init.d/ [root@agent zabbix-3.2.1]# sed -i "s#BASEDIR=/usr/local#BASEDIR=/usr/local/zabbix#g" /etc/init.d/zabbix_agentd [root@agent zabbix-3.2.1]# chmod +x /etc/init.d/zabbix_agentd [root@agent zabbix-3.2.1]# cd /usr/local/zabbix/etc/ [root@agent etc]# sed -i '/PidFile=/s/^#//' zabbix_agentd.conf [root@agent etc]# sed -i 's/Server=127.0.0.1/Server=192.168.1.10/g' zabbix_agentd.conf [root@agent etc]# sed -i '/ListenPort=/s/^#//' zabbix_agentd.conf [root@agent etc]# sed -i 's/ServerActive=127.0.0.1/ServerActive=192.168.1.10/g' zabbix_agentd.conf [root@agent etc]# sed -i 's/Hostname=Zabbix server/Hostname=192.168.1.8/g' zabbix_agentd.conf [root@agent etc]# echo -e "Timeout=15" >> zabbix_agentd.conf [root@agent etc]# echo -e "Include=/usr/local/zabbix/etc/zabbix_agentd.conf.d/" >> zabbix_agentd.conf [root@agent etc]# /etc/init.d/zabbix_agentd start
web界面配置如下:
需在agent进行安装:
[root@agent ~]# tar zxf redis-4.0.14.tar.gz [root@agent ~]# cd redis-4.0.14/ [root@agent redis-4.0.14]# make && make install [root@agent redis-4.0.14]# cd utils/ [root@agent utils]# ./install_server.sh
如图:需在zabbix agent端进行配置,如下:
[root@zabbix ~]# cd /usr/local//zabbix/etc/zabbix_agentd.conf.d/ [root@zabbix zabbix_agentd.conf.d]# vim zbx_redis.conf UserParameter=redis.status[*],/usr/local/bin/redis-cli -h 127.0.0.1 -p 6379 info|grep $1|grep -v _human|cut -d : -f2 UserParameter=redis.proc,pidof redis-server | wc -l //对下载的配置文件进行修改并存放在指定的地方 [root@agent zabbix_agentd.conf.d]# /etc/init.d/zabbix_agentd restart //重启启动zabbix agent服务
[root@zabbix ~]# zabbix_get -s 192.168.1.8 -p 10050 -k redis.status[used_memory:] 849472 //有数据返回表示没有问题
如图:
验证成功!
监控Tomcat需要用到zabbix_java_gateway这个组件(在zabbix2.0引入的功能),顾名思义就是:Java网关,类似于agentd,但是只用于Java方面。需要注意的是,它只能主动去获取数据,而不能被动获取数据。它的数据最终会提交到server端或proxy。如果需要开启监控Tomcat功能,在编译zabbix server端时,需要添加--enable_java 参数;或者通过以下RPM的方式安装。
zabbix_java_gateway程序既可以安装在zabbix server端,也可以安装在被监控端,也可单独安装,不过一般都是安装在Zabbix server。那么本次案例就安装在zabbix server端。
下载所需软件
zabbix server(192.168.1.8)端的操作如下:
[root@zabbix ~]# rpm -ivh zabbix-java-gateway-3.2.1-1.el7.x86_64.rpm [root@zabbix ~]# sed -i '/LISTEN_IP=/s/^#//' /etc/zabbix/zabbix_java_gateway.conf [root@zabbix ~]# sed -i '/LISTEN_PORT=/s/^#//' /etc/zabbix/zabbix_java_gateway.conf [root@zabbix ~]# systemctl start zabbix-java-gateway.service [root@zabbix ~]# ss -lnt | grep 10052 LISTEN 0 50 :::10052 :::* [root@zabbix ~]# sed -i 's/# JavaGateway=/JavaGateway=192.168.1.10/g' /usr/local/zabbix/etc/zabbix_server.conf [root@zabbix ~]# sed -i '/JavaGatewayPort/s/^#//' /usr/local/zabbix/etc/zabbix_server.conf [root@zabbix ~]# sed -i 's/# StartJavaPollers=0/StartJavaPollers=5/g' /usr/local/zabbix/etc/zabbix_server.conf [root@zabbix ~]# /etc/init.d/zabbix_server restart [root@zabbix ~]# jconsole /确保这条命令可以使用,此命令是Java-gateway提供的。
tomcat测试机(192.168.1.8)的操作如下:
[root@tomcat ~]# java -version //确保java的环境 openjdk version "1.8.0_161" OpenJDK Runtime Environment (build 1.8.0_161-b14) OpenJDK 64-Bit Server VM (build 25.161-b14, mixed mode) [root@tomcat ~]# tar zxf apache-tomcat-8.5.35.tar.gz [root@tomcat ~]# mv apache-tomcat-8.5.35 /usr/local/tomcat [root@tomcat ~]# sed -i '308a CATALINA_OPTS=" $CATALINA_OPTS -Dcom.sun.management.jmxremote -Dcom.sun.management.jmxremote.port=8888 -Dcom.sun.management.jmxremote.ssl=false -Djava.rmi.server.hostname=192.168.1.8 -Dcom.sun.management.jmxremote.authenticate=flase" ' /usr/local/tomcat/bin/catalina.sh //必须保证内容插入到以下位置(两个#号中) # ----- Execute The Requested Command ----------------------------------------- CATALINA_OPTS=" $CATALINA_OPTS -Dcom.sun.management.jmxremote -Dcom.sun.management.jmxremote.port=8888 -Dcom.sun.management.jmxremote.ssl=false -Djava.rmi.server.hostname=192.168.1.8 -Dcom.sun.management.jmxremote.authenticate=flase" # Bugzilla 37848: only output this if we have a TTY //添加的内容中:IP为Tomcat本机的IP,端口“8888”可以自定义,不要冲突即可! [root@tomcat ~]# /usr/local/tomcat/bin/startup.sh [root@tomcat ~]# ss -lnt | grep 8080 LISTEN 0 100 :::8080 :::* [root@tomcat ~]# ss -lnt | grep 8888 LISTEN 0 50 :::8888 :::*
可以看到已经监控到数据了!
tomcat监控完成!
[root@nginx ~]# tar zxf zabbix-3.2.1.tar.gz && cd zabbix-3.2.1/ [root@nginx zabbix-3.2.1]# ./configure --prefix=/usr/local/zabbix --enable-agent && make && make install [root@nginx zabbix-3.2.1]# cp misc/init.d/fedora/core/zabbix_agentd /etc/init.d/ [root@nginx zabbix-3.2.1]# useradd zabbix [root@nginx zabbix-3.2.1]# sed -i "s#BASEDIR=/usr/local#BASEDIR=/usr/local/zabbix#g" /etc/init.d/zabbix_agentd [root@nginx zabbix-3.2.1]# chmod +x /etc/init.d/zabbix_agentd [root@nginx zabbix-3.2.1]# cd /usr/local/zabbix/etc/ [root@nginx etc]# sed -i '/PidFile=/s/^#//' zabbix_agentd.conf [root@nginx etc]# sed -i 's/Server=127.0.0.1/Server=192.168.1.10/g' zabbix_agentd.conf [root@nginx etc]# sed -i '/ListenPort=/s/^#//' zabbix_agentd.conf [root@nginx etc]# sed -i 's/ServerActive=127.0.0.1/ServerActive=192.168.1.10/g' zabbix_agentd.conf [root@nginx etc]# sed -i 's/Hostname=Zabbix server/Hostname=192.168.1.7/g' zabbix_agentd.conf [root@nginx etc]# echo -e "Timeout=15" >> zabbix_agentd.conf [root@nginx etc]# echo -e "Include=/usr/local/zabbix/etc/zabbix_agentd.conf.d/" >> zabbix_agentd.conf [root@nginx etc]# egrep -v '^$|^#' zabbix_agentd.conf PidFile=/tmp/zabbix_agentd.pid LogFile=/tmp/zabbix_agentd.log Server=192.168.1.10 ListenPort=10050 ServerActive=192.168.1.10 Hostname=192.168.1.7 Timeout=15 Include=/usr/local/zabbix/etc/zabbix_agentd.conf.d/ [root@nginx etc]# /etc/init.d/zabbix_agentd start [root@nginx etc]# ss -lnt | grep 10050
[root@nginx ~]# yum -y install pcre-devel zlib-devel openssl-devel [root@nginx ~]# wget http://nginx.org/download/nginx-1.14.0.tar.gz [root@nginx ~]# tar zxf nginx-1.14.0.tar.gz [root@nginx ~]# cd nginx-1.14.0/ [root@nginx nginx-1.14.0]# ./configure --with-http_stub_status_module && make && make install [root@nginx nginx-1.14.0]# /usr/local/nginx/sbin/nginx [root@nginx ~]# mkdir /usr/local/zabbix/scripts/ [root@nginx ~]# vim /usr/local/zabbix/scripts/nginx.sh #!/bin/bash case $1 in index) RS=`curl -s -I 192.168.1.7/index.html |head -n1 |awk '{print $2}'` echo $RS ;; WorkerProcesses) RS=`ps aux |grep nginx | grep -w worker |wc -l` echo $RS ;; bps) RS=`ab -q -n 1000 -c 1000 http://192.168.1.7/index.html |grep Request | awk '{print $4}'` echo $RS ;; Current) LINES=`cat /usr/local/nginx/logs/access.log |wc -l` sleep 1 NOW_LINES=`cat /usr/local/nginx/logs/access.log |wc -l` echo $NOW_LINES $LINES | awk '{print $1 -$2}' ;; IP) RS=`cat /usr/local/nginx/logs/access.log | awk '{print $1}' |sort -u | wc -l` echo $RS ;; VirtualHost) RS=`cat /usr/local/nginx/conf/nginx.conf |grep -v '#' | grep server_name | wc -l` echo $RS ;; MD5) RS=`md5sum /usr/local/nginx/conf/nginx.conf |awk '{print $1}'` echo $RS ;; PV) RS=`wc -l /usr/local/nginx/logs/access.log | awk '{print $1}'` echo $RS ;; esac [root@nginx ~]# chmod +s /usr/bin/netstat [root@nginx ~]# chmod +x /usr/local/zabbix/scripts/nginx.sh [root@nginx ~]# cd /usr/local/zabbix/etc/ [root@nginx etc]# echo -e 'UnsafeUserParameters=1' >> zabbix_agentd.conf [root@nginx etc]# echo -e 'UserParameter=nginx.info[*],/usr/local/zabbix/scripts/nginx.sh $1' >> zabbix_agentd.conf [root@nginx etc]# echo -e 'UserParameter=nginx.ping[*],netstat -anput | grep -w 80 | grep -w LISTEN | wc -l' >> zabbix_agentd.conf [root@nginx etc]# /etc/init.d/zabbix_agentd restart
[root@zabbix ~]# zabbix_get -s 192.168.1.7 -p 10050 -k nginx.info[index] 200 //有返回值则表示连接成功
检测nginx是否存活
监控Nginx总访问量
独立IP数
Nginx主页的状态
Nginx当前并发数
根据MD5值来监控nginx配置文件是否被更改
nginx当前吞吐量bps
监控nginx工作进程的个数
监控nginx虚拟主机的个数
nginx服务意外停止工作触发器
表达式编写规范:
{Template App Nginx Service:nginx.ping.last(0)} = 0 Template App Nginx Service 模板名 nginx.ping 键名 last(0) 方法:表示当前的。。 last(1)表示上一个。。
创建Nginx主页不可访问的触发器
创建Nginx配置文件被修改触发器
[root@zabbix ~]# yum -y install httpd-tools [root@zabbix ~]# ab -n 100 -c 100 http://192.168.1.7/index.html //模拟并发
也可自定义图表,如下:监控nginx成功!
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