自動化zabbix-(1)

時間 2019-11-13

原文原文鏈接

[root@linux-node1 ~]# yum -y install mariadb mariadb-server php php-mysql httpd
已安裝:
  httpd.x86_64 0:2.4.6-67.el7.centos.5     mariadb.x86_64 1:5.5.56-2.el7        mariadb-server.x86_64 1:5.5.56-2.el7    
  php.x86_64 0:5.4.16-42.el7               php-mysql.x86_64 0:5.4.16-42.el7    

做爲依賴被安裝:
  httpd-tools.x86_64 0:2.4.6-67.el7.centos.5                 libzip.x86_64 0:0.10.1-8.el7                               
  mailcap.noarch 0:2.1.41-2.el7                              perl-Compress-Raw-Bzip2.x86_64 0:2.061-3.el7               
  perl-Compress-Raw-Zlib.x86_64 1:2.061-4.el7                perl-DBD-MySQL.x86_64 0:4.023-5.el7                        
  perl-DBI.x86_64 0:1.627-4.el7                              perl-IO-Compress.noarch 0:2.061-2.el7                      
  perl-Net-Daemon.noarch 0:0.48-5.el7                        perl-PlRPC.noarch 0:0.2020-14.el7                          
  php-cli.x86_64 0:5.4.16-42.el7                             php-common.x86_64 0:5.4.16-42.el7                          
  php-pdo.x86_64 0:5.4.16-42.el7                            

做爲依賴被升級:
  mariadb-libs.x86_64 1:5.5.56-2.el7                                                                                     

完畢！
[root@linux-node1 ~]# systemctl enable mariadb
Created symlink from /etc/systemd/system/multi-user.target.wants/mariadb.service to /usr/lib/systemd/system/mariadb.service.
[root@linux-node1 ~]# systemctl start mariadb
[root@linux-node1 ~]# mysql_secure_installation

NOTE: RUNNING ALL PARTS OF THIS SCRIPT IS RECOMMENDED FOR ALL MariaDB
      SERVERS IN PRODUCTION USE!  PLEASE READ EACH STEP CAREFULLY!

In order to log into MariaDB to secure it, we'll need the current
password for the root user.  If you've just installed MariaDB, and
you haven't set the root password yet, the password will be blank,
so you should just press enter here.

Enter current password for root (enter for none): #輸入root密碼（第一次按回車設置root密碼）
Set root password? [Y/n] y    #是否設置root密碼
New password: 
Re-enter new password: 
Password updated successfully!
Reloading privilege tables..
 ... Success!

Remove anonymous users? [Y/n] y    #是否刪除匿名用戶

Disallow root login remotely? [Y/n] n    #是否禁用root遠程登陸

Remove test database and access to it? [Y/n] y    #是否刪除測試庫並訪問它

Reload privilege tables now? [Y/n] y    #是否如今加載權限表

#建立zabbix數據庫及其用戶
[root@linux-node1 ~]# mysql -uroot -p'******' -e "create database zabbix default character set utf8 collate utf8_bin;"
[root@linux-node1 ~]# mysql -uroot -p'******' -e "grant all on zabbix.* to 'zabbix'@'%' identified by 'zabbix';"

[root@linux-node1 ~]# mysql -uzabbix -pzabbix
Welcome to the MariaDB monitor.  Commands end with ; or \g.
Your MariaDB connection id is 16
Server version: 5.5.56-MariaDB MariaDB Server

Copyright (c) 2000, 2017, Oracle, MariaDB Corporation Ab and others.

Type 'help;' or '\h' for help. Type '\c' to clear the current input statement.

MariaDB [(none)]> show databases;
+--------------------+
| Database           |
+--------------------+
| information_schema |
| zabbix             |
+--------------------+
2 rows in set (0.00 sec)

MariaDB [(none)]> 
[root@linux-node1 ~]# systemctl start httpd
[root@linux-node1 ~]# netstat -lntup
Active Internet connections (only servers)
Proto Recv-Q Send-Q Local Address           Foreign Address         State       PID/Program name    
tcp        0      0 0.0.0.0:3306            0.0.0.0:*               LISTEN      3010/mysqld         
tcp        0      0 0.0.0.0:22              0.0.0.0:*               LISTEN      1486/sshd           
tcp        0      0 127.0.0.1:25            0.0.0.0:*               LISTEN      2631/master         
tcp6       0      0 :::80                   :::*                    LISTEN      8152/httpd          
tcp6       0      0 :::22                   :::*                    LISTEN      1486/sshd           
tcp6       0      0 ::1:25                  :::*                    LISTEN      2631/master         
[root@linux-node1 ~]# rpm -ivh http://repo.zabbix.com/zabbix/3.4/rhel/7/x86_64/zabbix-release-3.4-2.el7.noarch.rpm
獲取http://repo.zabbix.com/zabbix/3.4/rhel/7/x86_64/zabbix-release-3.4-2.el7.noarch.rpm
警告：/var/tmp/rpm-tmp.vEGLOj: 頭V4 RSA/SHA512 Signature, 密鑰 ID a14fe591: NOKEY
準備中...                          ################################# [100%]
正在升級/安裝...
   1:zabbix-release-3.4-2.el7         ################################# [100%]
[root@linux-node1 ~]# yum -y install zabbix-server-mysql zabbix-web-mysql zabbix-get
已安裝:
  zabbix-get.x86_64 0:3.4.3-1.el7    zabbix-server-mysql.x86_64 0:3.4.3-1.el7    zabbix-web-mysql.noarch 0:3.4.3-1.el7   

做爲依賴被安裝:
  OpenIPMI-libs.x86_64 0:2.0.19-15.el7                         OpenIPMI-modalias.x86_64 0:2.0.19-15.el7                 
  dejavu-fonts-common.noarch 0:2.33-6.el7                      dejavu-sans-fonts.noarch 0:2.33-6.el7                    
  fontpackages-filesystem.noarch 0:1.44-8.el7                  fping.x86_64 0:3.10-4.el7                                
  iksemel.x86_64 0:1.4-6.el7                                   libX11.x86_64 0:1.6.5-1.el7                              
  libX11-common.noarch 0:1.6.5-1.el7                           libXau.x86_64 0:1.0.8-2.1.el7                            
  libXpm.x86_64 0:3.5.12-1.el7                                 libevent.x86_64 0:2.0.21-4.el7                           
  libpng.x86_64 2:1.5.13-7.el7_2                               libtool-ltdl.x86_64 0:2.4.2-22.el7_3                     
  libxcb.x86_64 0:1.12-1.el7                                   libxslt.x86_64 0:1.1.28-5.el7                            
  net-snmp-libs.x86_64 1:5.7.2-28.el7                          php-bcmath.x86_64 0:5.4.16-42.el7                        
  php-gd.x86_64 0:5.4.16-42.el7                                php-ldap.x86_64 0:5.4.16-42.el7                          
  php-mbstring.x86_64 0:5.4.16-42.el7                          php-xml.x86_64 0:5.4.16-42.el7                           
  t1lib.x86_64 0:5.1.2-14.el7                                  unixODBC.x86_64 0:2.3.1-11.el7                           
  zabbix-web.noarch 0:3.4.3-1.el7                             

完畢！
#導入zabbix數據庫結構
[root@linux-node1 ~]# cd /usr/share/doc/zabbix-server-mysql-3.4.3/
[root@linux-node1 zabbix-server-mysql-3.4.3]# zcat create.sql.gz | mysql -uroot -p'******' zabbix
#修改zabbix sever的配置文件
[root@linux-node1 ~]# vim /etc/zabbix/zabbix_server.conf
DBHost=localhost
DBName=zabbix
DBUser=zabbix
DBPassword=zabbix
#定義php的時區
[root@linux-node1 ~]# vim /etc/httpd/conf.d/zabbix.conf
        php_value date.timezone Asia/Chongqing
#zabbix-server加入開機啓動，並啓動zabbix-server
[root@linux-node1 ~]# systemctl enable zabbix-server
Created symlink from /etc/systemd/system/multi-user.target.wants/zabbix-server.service to /usr/lib/systemd/system/zabbix-server.service.
[root@linux-node1 ~]# systemctl start zabbix-server
#重啓apache
[root@linux-node1 ~]# systemctl restart httpd
訪問http://192.168.56.11/zabbix/setup.php這個地址
[root@linux-node1 ~]# vim /etc/httpd/conf.d/zabbix.conf
Alias /zabbix /usr/share/zabbix    #/zabbix可自定義位置，修改完畢後需重啓apache

zabbix-安裝過程

數據採集php

本地遠程node

agent-->>server 2種方式，1種是server輪訓方式，2是客戶端主動發給servermysql

######SNMP#######linux

[root@node1]#yum install -y net-snmp net-snmp-libs net-snmp-utils -ynginx

[root@node1]#vim /etc/snmp/snmpd.confweb

com2sec admin default adminredis

group admin v2c adminsql

view admin included .1 80數據庫

access admin "" any noauth exact admin admin noneapache

[root@node1]# netstat -nulp |grep 161

[root@node1]# snmpget -v2c -c admin 10.240.17.100 .1.3.6.1.4.1.2021.10.1.3.1

在監控頁面上----configuration---host---create host----

而後添加模版---Templates--選擇模版Template OS LINUX SNMP-V2 ---Add ----Add------點Macros---輸入{$SNMP_COMMUNITY}=admin----Add

https://yq.aliyun.com/articles/293215?spm=5176.100239.blogcont38837.25.2b8b6e57comiq9 郵件發送報警設置

配置nginx--監控存活狀態

[root@node2]#yum install nginx -y

[root@node2]#vim /etc/zabbix/zabbix_agentd.conf

243 Include=/etc/zabbix_agentd.conf.d/

255 UnsafeUserParameters=1

[root@node2]#/etc/init.d/zabbix_agentd restart

[root@node2]#vim /etc/zabbix_agentd.conf.d/zabbix-nginx.conf

UserParameter=nginx-alive,curl --head -s http://10.240.17.103/ |grep '200 ok' |wc -l

[root@node1]#yum install zabbix-get -y

[root@node1]#zabbix_get 10.240.17.103 -k nginx-alive

在頁面----configuration---hosts---node2----items----create items----

--建立觸發器--configuration----node2Triggers----create triggers---

[root@node2]#vim nginx.conf

server{
           server_name 127.0.0.1;
                location /nginx_status {
                           stub_status on;
                           access_log off; 
                           allow 127.0.0.1;
                           deny all;
                          }
}

/data/ops/app/nginx -s reload

[root@node2]#curl http://127.0.0.1/nginx_status

[root@node2]# vim /etc/zabbix/zabbix_nginx_plugin.sh

#!/bin/bash
NGINX_PORT=$1
nginx_active(){
         /usr/bin/curl "http://127.0.0.1:"$NGINX_PORT"/nginx_status/" 2>/dev/null|grep 'Active'|awk '{print $3}'
        }
nginx_reading(){
         /usr/bin/curl "http://127.0.0.1:"$NGINX_PORT"/nginx_status/" 2>/dev/null|grep 'Reading'|awk '{print $2}'
}
nginx_writing(){
         /usr/bin/curl "http://127.0.0.1:"$NGINX_PORT"/nginx_status/" 2>/dev/null|grep 'Writing'|awk '{print $4}'
}
nginx_waiting(){
         /usr/bin/curl "http://127.0.0.1:"$NGINX_PORT"/nginx_status/" 2>/dev/null|grep 'Waiting'|awk '{print $2}'
}
nginx_accepts(){
         /usr/bin/curl "http://127.0.0.1:"$NGINX_PORT"/nginx_status/" 2>/dev/null|awk NR==3|awk '{print $1}'
}
nginx_handled(){
         /usr/bin/curl "http://127.0.0.1:"$NGINX_PORT"/nginx_status/" 2>/dev/null|awk NR==3|awk '{print $2}'
}

nginx_requests(){
         /usr/bin/curl "http://127.0.0.1:"$NGINX_PORT"/nginx_status/" 2>/dev/null|awk NR==3|awk '{print $3}'
}

mail() {
        case $2 in
                active)
                         nginx_active;
                          ;;
                reading)
                        nginx_reading;
                          ;;
                writing)
                        nginx_writing;
                          ;;
                  waiting)
                         nginx_waiting;
                          ;;
                  accepts)
                         nginx_accepts;
                          ;;
                   handled)
                         nginx_handled;
                          ;;
                   requests)
                         nginx_requests;
                   esac
}
mail $1 $2

vim zabbix-nginx.conf

UserParameter=nginx-status[*],/etc/zabbix/zabbix_nginx_plugin.sh "$1" "$2"

[root@node1]#zabbix_get -s 10.240.17.103 -k nginx-status[80,accepts]

建立自定義模板----configuration--Templates---create templates----add

而後點進模板---APPlic ations---create 添加Nginx Status---點items--create item------

---克隆添加7次----configuration--hosts----

---add----update 至此模板建立添加成功。

建立圖形--- configuration---Template找到nginx模板-----Graphs---create graphs --

----Screens----All screens-----create screens---

Constructor--- 添加change--add 最終添加完成

#!/bin/bash
############################################################
# $Name:         zabbix_linux_plugins.sh
# $Version:      v1.0
# $Function:     zabbix plugins
# $Author:       Jason Zhao
# $organization: www.unixhot.com
# $Create Date:  2014-08-10
# $Description:  Monitor Linux Service Status
############################################################
tcp_status_fun(){
    TCP_STAT=$1
    #netstat -n | awk '/^tcp/ {++state[$NF]} END {for(key in state) print key,state[key]}' > /tmp/netstat.tmp
    ss -ant | awk 'NR>1 {++s[$1]} END {for(k in s) print k,s[k]}' > /tmp/netstat.tmp
    TCP_STAT_VALUE=$(grep "$TCP_STAT" /tmp/netstat.tmp | cut -d ' ' -f2)
    if [ -z $TCP_STAT_VALUE ];then
        TCP_STAT_VALUE=0
    fi
    echo $TCP_STAT_VALUE
}

nginx_status_fun(){
    NGINX_PORT=$1
    NGINX_COMMAND=$2
    nginx_active(){
        /usr/bin/curl "http://127.0.0.1:"$NGINX_PORT"/nginx_status/" 2>/dev/null| grep 'Active' | awk '{print $NF}'
        }
    nginx_reading(){
        /usr/bin/curl "http://127.0.0.1:"$NGINX_PORT"/nginx_status/" 2>/dev/null| grep 'Reading' | awk '{print $2}'
       }
    nginx_writing(){
        /usr/bin/curl "http://127.0.0.1:"$NGINX_PORT"/nginx_status/" 2>/dev/null| grep 'Writing' | awk '{print $4}'
       }
    nginx_waiting(){
        /usr/bin/curl "http://127.0.0.1:"$NGINX_PORT"/nginx_status/" 2>/dev/null| grep 'Waiting' | awk '{print $6}'
       }
    nginx_accepts(){
        /usr/bin/curl "http://127.0.0.1:"$NGINX_PORT"/nginx_status/" 2>/dev/null| awk NR==3 | awk '{print $1}'
       }
    nginx_handled(){
        /usr/bin/curl "http://127.0.0.1:"$NGINX_PORT"/nginx_status/" 2>/dev/null| awk NR==3 | awk '{print $2}'
       }
    nginx_requests(){
        /usr/bin/curl "http://127.0.0.1:"$NGINX_PORT"/nginx_status/" 2>/dev/null| awk NR==3 | awk '{print $3}'
       }
      case $NGINX_COMMAND in
        active)
            nginx_active;
            ;;
        reading)
            nginx_reading;
            ;;
        writing)
            nginx_writing;
            ;;
        waiting)
            nginx_waiting;
            ;;
        accepts)
            nginx_accepts;
            ;;
        handled)
            nginx_handled;
            ;;
        requests)
            nginx_requests;
        esac 
}

memcached_status_fun(){
    M_PORT=$1
    M_COMMAND=$2
    echo -e "stats\nquit" | nc 127.0.0.1 "$M_PORT" | grep "STAT $M_COMMAND " | awk '{print $3}'
}

redis_status_fun(){
    R_PORT=$1
    R_COMMAND=$2
    (echo -en "INFO \r\n";sleep 1;) | nc 127.0.0.1 "$R_PORT" > /tmp/redis_"$R_PORT".tmp
    REDIS_STAT_VALUE=$(grep ""$R_COMMAND":" /tmp/redis_"$R_PORT".tmp | cut -d ':' -f2)
     echo $REDIS_STAT_VALUE    
}

main(){
    case $1 in
        tcp_status)
            tcp_status_fun $2;
            ;;
        nginx_status)
            nginx_status_fun $2 $3;
            ;;
        memcached_status)
            memcached_status_fun $2 $3;
            ;;
        redis_status)
            redis_status_fun $2 $3;
            ;;
        *)
            echo $"Usage: $0 {tcp_status key|memcached_status key|redis_status key|nginx_status key}"
    esac
}

main $1 $2 $3