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zabbix自定义监控_zabbix自定义监控 csdn
作者：凡人多烦事01 | 2024-03-22 07:02:52
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zabbix自定义监控 csdn
zabbix自定义监控
自定义监控进程
// 修改被监控机的配置文件 [root@localhost ~]# cd /usr/local/etc/ [root@localhost etc]# vim zabbix_agentd.conf 322 UnsafeUserParameters=1 525 UserParameter=check_process[*],/scripts/check_process.sh $1 [root@localhost etc]# pkill zabbix [root@localhost etc]# zabbix_agentd // 注意在被监控机去写脚本获取数据 [root@localhost ~]# mkdir /scripts [root@localhost ~]# cd /scripts/ [root@localhost scripts]# ls [root@localhost scripts]# vim check_process.sh #!/bin/bash count=$(ps -ef | grep -Ev "grep|$0" |grep -c '$1') if [ $count -eq 0 ];then echo '1' else echo '0' fi [root@localhost scripts]# chmod +x check_process.sh //返回服务端手动获取数据 [root@server ~]# zabbix_get -s 192.168.200.158 -k check_process[httpd] 0 [root@localhost ~]# systemctl stop httpd.service //关闭httpd [root@server ~]# zabbix_get -s 192.168.200.158 -k check_process[httpd] //显示进程有问题 1
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在web界面配置监控项和触发器
查看最新数据，因为关闭了httpd所以数值为1
选择主机添加触发器
可以看到httpd服务报警了，存在故障，因为关闭了httpd服务输出的结果为1就有问题触发报警
自定义监控日志
实例：现在需要监控httpd的日志文件
写脚本，脚本放到统一的位置
注意！！！
下面使用的是python编写的脚本
作用:检查日志文件中是否有指定的关键字
第一个参数为日志文件名（必须有，相对路径、绝对路径均可）
第二个参数为seek position文件的路径（可选项，若不设置则默认为/tmp/logseek文件。相对路径、绝对路径均可）
第三个参数为搜索关键字，默认为Error
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[root@localhost scripts]# ls check_httpd.sh log.py [root@localhost scripts]# [root@localhost scripts]# chmod +x log.py [root@localhost scripts]# cat log.py #!/usr/bin/env python3 import sys import re def prePos(seekfile): global curpos try: cf = open(seekfile) except IOError: curpos = 0 return curpos except FileNotFoundError: curpos = 0 return curpos else: try: curpos = int(cf.readline().strip()) except ValueError: curpos = 0 cf.close() return curpos cf.close() return curpos def lastPos(filename): with open(filename) as lfile: if lfile.readline(): lfile.seek(0,2) else: return 0 lastPos = lfile.tell() return lastPos def getSeekFile(): try: seekfile = sys.argv[2] except IndexError: seekfile = '/tmp/logseek' return seekfile def getKey(): try: tagKey = str(sys.argv[3]) except IndexError: tagKey = 'Error' return tagKey def getResult(filename,seekfile,tagkey): destPos = prePos(seekfile) curPos = lastPos(filename) if curPos < destPos: curpos = 0 try: f = open(filename) except IOError: print('Could not open file: %s' % filename) except FileNotFoundError: print('Could not open file: %s' % filename) else: f.seek(destPos) while curPos != 0 and f.tell() < curPos: rresult = f.readline().strip() global result if re.search(tagkey, rresult): result = 1 break else: result = 0 with open(seekfile,'w') as sf: sf.write(str(curPos)) finally: f.close() return result if __name__ == "__main__": result = 0 curpos = 0 tagkey = getKey() seekfile = getSeekFile() result = getResult(sys.argv[1],seekfile,tagkey) print(result) [root@localhost scripts]# yum -y install python3 // 下载python3
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// 手动触发验证一下脚本
[root@localhost scripts]# ./log.py /var/log/httpd/error_log
0
[root@localhost scripts]# echo "Error" >> /var/log/httpd/error_log
[root@localhost scripts]# ./log.py /var/log/httpd/error_log
1
[root@localhost scripts]# rm -f /tmp/logseek
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修改被监控机的配置文件
[root@localhost scripts]# vim /usr/local/etc/zabbix_agentd.conf
UserParameter=check_log[*],/scripts/log.py $1 $2 $3
[root@localhost scripts]# pkill zabbix
[root@localhost scripts]# zabbix_agentd
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[root@localhost scripts]# chmod 775 /var/log/httpd/
// 返回服务端是否能获取数据
[root@server ~]# zabbix_get -s 192.168.200.158 -k check_log[/var/log/httpd/error_log]
0
[root@localhost scripts]# echo "Error" >> /var/log/httpd/error_log
[root@server ~]# zabbix_get -s 192.168.200.158 -k check_log[/var/log/httpd/error_log]
1
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在web界面配置监控项和触发器
在主机里面添加监控项
在主机里面添加触发器
查看最新数据
手动触发验证
[root@localhost scripts]# echo "Error" >> /var/log/httpd/error_log
[root@localhost scripts]#
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在监控项里面继续添加其他值
手动触发验证
[root@localhost scripts]# echo "error" >> /var/log/httpd/error_log
[root@localhost scripts]#
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自定义监控MySQL主从
- 写脚本，脚本放在统一位置
- 修改被监控机zabbix_agentd.conf配置文件
UnxsafeParameters=1
UnserParameter=<key>,<command> - 重启zabbix_agent
- 在web界面配置监控项和触发器
[root@slave scripts]# vim check_replication.sh #!/bin/bash user=zabbix pass=zabbix123! count=$(mysql -u$user -p"$pass" -e 'show slave status\G' |grep '_Running:' |grep -c 'Yes') if [ $count -ne 2 ];then echo '1' else echo '0' fi [root@slave scripts]# chmod +x check_replication.sh [root@slave ~]# vim .my.cnf [client] user=root password=syb123 [root@slave scripts]# ./check_replication.sh 0 [root@slave ~]# cd /usr/local/etc/ [root@slave etc]# ls zabbix_agentd.conf zabbix_agentd.conf.d [root@slave etc]# vim zabbix_agentd.conf UserParameter=check_replication,/scripts/check_replication.sh [root@slave etc]# pkill zabbix [root@slave etc]# zabbix_agentd MariaDB [(none)]> grant SUPER, REPLICATION CLIENT on *.* to 'zabbix'@'localhost' identified by 'zabbix123!'; Query OK, 0 rows affected (0.000 sec) MariaDB [(none)]> flush privileges; Query OK, 0 rows affected (0.000 sec) MariaDB [(none)]> quit Bye [root@slave ~]# mysql -uzabbix -pzabbix123! Welcome to the MariaDB monitor. Commands end with ; or \g. Your MariaDB connection id is 22 Server version: 10.3.28-MariaDB MariaDB Server Copyright (c) 2000, 2018, Oracle, MariaDB Corporation Ab and others. Type 'help;' or '\h' for help. Type '\c' to clear the current input statement. MariaDB [(none)]> show slave status\G *************************** 1. row *************************** Slave_IO_State: Waiting for master to send event Master_Host: 192.168.200.161 Master_User: repl Master_Port: 3306 Connect_Retry: 60 Master_Log_File: mysql_bin.000001 Read_Master_Log_Pos: 781 Relay_Log_File: my_lay.000002 Relay_Log_Pos: 1008 Relay_Master_Log_File: mysql_bin.000001 Slave_IO_Running: Yes Slave_SQL_Running: Yes Replicate_Do_DB: Replicate_Ignore_DB: Replicate_Do_Table: Replicate_Ignore_Table: Replicate_Wild_Do_Table: Replicate_Wild_Ignore_Table: Last_Errno: 0 Last_Error: Skip_Counter: 0 Exec_Master_Log_Pos: 781 Relay_Log_Space: 1308 Until_Condition: None Until_Log_File: Until_Log_Pos: 0 Master_SSL_Allowed: No Master_SSL_CA_File: Master_SSL_CA_Path: Master_SSL_Cert: Master_SSL_Cipher: Master_SSL_Key: Seconds_Behind_Master: 0 Master_SSL_Verify_Server_Cert: No Last_IO_Errno: 0 Last_IO_Error: Last_SQL_Errno: 0 Last_SQL_Error: Replicate_Ignore_Server_Ids: Master_Server_Id: 10 Master_SSL_Crl: Master_SSL_Crlpath: Using_Gtid: No Gtid_IO_Pos: Replicate_Do_Domain_Ids: Replicate_Ignore_Domain_Ids: Parallel_Mode: conservative SQL_Delay: 0 SQL_Remaining_Delay: NULL Slave_SQL_Running_State: Slave has read all relay log; waiting for the slave I/O thread to update it Slave_DDL_Groups: 3 Slave_Non_Transactional_Groups: 0 Slave_Transactional_Groups: 0 1 row in set (0.000 sec) [root@server ~]# zabbix_get -s 192.168.200.158 -k check_replication 0 MariaDB [(none)]> stop slave; Query OK, 0 rows affected (0.002 sec) [root@server ~]# zabbix_get -s 192.168.200.158 -k check_replication 1
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添加监控项
添加触发器
结果
mysql主从延迟
- 写脚本，脚本放在统一位置
- 修改被监控机zabbix_agentd.conf配置文件
UnxsafeParameters=1
UnserParameter=, - 重启zabbix_agent
- 在web界面配置监控项和触发器
// 脚本
[root@slave scripts]# vim check_replication_delay.sh
#!/bin/bash
delay_count=$(mysql -uzabbix -pzabbix123! -e 'show slave status\G' | grep 'Behind' | awk '{print $2}')
if [ $delay_count != NULL ];then
echo $delay_count
else
echo '0'
fi
[root@slave scripts]# chmod +x check_replication_delay.sh
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[root@slave scripts]# vim /usr/local/etc/zabbix_agentd.conf
UserParameter=check_replication_delay,/scripts/check_replication_delay.sh
[root@slave scripts]# pkill zabbix
[root@slave scripts]# zabbix_agentd
[root@server ~]# zabbix_get -s 192.168.200.158 -k check_replication_delay
0
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添加监控项
添加触发器
结果
用户和组权限设置
guest用户此时为禁用
在用户组里将guest用户踢出
此时guest用户启用
guest用户即可访问
设置guest用户不能访问
给guest用户读权限
声音报警
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