zabbix 实现 iptables 监控

时间:2023-03-09 03:59:14
zabbix 实现 iptables 监控

安装iptstate

# yum install iptstate

配置zabbix key

iptables.conf

# cat /etc/zabbix/zabbix_agentd.d/iptables.conf
UserParameter=iptstate[*],/etc/zabbix/monitor_scripts/iptables.sh $

配置监控脚本:

# cat /etc/zabbix/monitor_scripts/iptables.sh
#!/bin/bash
#iptables 监控脚本
#/-
function tcp {
sudo iptstate --single | grep tcp | wc -l
}
function tcp-syn {
sudo iptstate --single | grep SYN | wc -l
}
function tcp-timewait {
sudo iptstate --single | grep TIME_WAIT | wc -l
}
function tcp-established {
sudo iptstate --single | grep ESTABLISHED | wc -l
}
function tcp-close {
sudo iptstate --single | grep CLOSE | wc -l
}
function udp {
sudo iptstate --single | grep udp | wc -l
}
function icmp {
sudo iptstate --single | grep icmp | wc -l
}
function all {
sudo iptstate --single | wc -l
}
# Run the requested function
$

查看脚本的权限:

# ll
total
-rwxr-xr-x root root Apr : iptables.sh

添加sudo执行权限:

sed -i "s/^Defaults    requiretty/#Defaults    requiretty/g" /etc/sudoers
echo “zabbix ALL=NOPASSWD: /usr/sbin/iptstate” /etc/sudoers

模板配置:

# cat Template-iptables.xml
<?xml version="1.0" encoding="UTF-8"?>
<zabbix_export>
<version>2.0</version>
<date>--18T09::03Z</date>
<groups>
<group>
<name>Template-Security</name>
</group>
</groups>
<templates>
<template>
<template>Template-iptables</template>
<name>Template-iptables</name>
<description/>
<groups>
<group>
<name>Template-Security</name>
</group>
</groups>
<applications>
<application>
<name>Iptstates</name>
</application>
</applications>
<items>
<item>
<name>total all</name>
<type></type>
<snmp_community/>
<multiplier></multiplier>
<snmp_oid/>
<key>iptstate[all]</key>
<delay></delay>
<history></history>
<trends></trends>
<status></status>
<value_type></value_type>
<allowed_hosts/>
<units/>
<delta></delta>
<snmpv3_contextname/>
<snmpv3_securityname/>
<snmpv3_securitylevel></snmpv3_securitylevel>
<snmpv3_authprotocol></snmpv3_authprotocol>
<snmpv3_authpassphrase/>
<snmpv3_privprotocol></snmpv3_privprotocol>
<snmpv3_privpassphrase/>
<formula></formula>
<delay_flex/>
<params/>
<ipmi_sensor/>
<data_type></data_type>
<authtype></authtype>
<username/>
<password/>
<publickey/>
<privatekey/>
<port/>
<description/>
<inventory_link></inventory_link>
<applications>
<application>
<name>Iptstates</name>
</application>
</applications>
<valuemap/>
<logtimefmt/>
</item>
<item>
<name>total icmp</name>
<type></type>
<snmp_community/>
<multiplier></multiplier>
<snmp_oid/>
<key>iptstate[icmp]</key>
<delay></delay>
<history></history>
<trends></trends>
<status></status>
<value_type></value_type>
<allowed_hosts/>
<units/>
<delta></delta>
<snmpv3_contextname/>
<snmpv3_securityname/>
<snmpv3_securitylevel></snmpv3_securitylevel>
<snmpv3_authprotocol></snmpv3_authprotocol>
<snmpv3_authpassphrase/>
<snmpv3_privprotocol></snmpv3_privprotocol>
<snmpv3_privpassphrase/>
<formula></formula>
<delay_flex/>
<params/>
<ipmi_sensor/>
<data_type></data_type>
<authtype></authtype>
<username/>
<password/>
<publickey/>
<privatekey/>
<port/>
<description/>
<inventory_link></inventory_link>
<applications>
<application>
<name>Iptstates</name>
</application>
</applications>
<valuemap/>
<logtimefmt/>
</item>
<item>
<name>tcp close</name>
<type></type>
<snmp_community/>
<multiplier></multiplier>
<snmp_oid/>
<key>iptstate[tcp-close]</key>
<delay></delay>
<history></history>
<trends></trends>
<status></status>
<value_type></value_type>
<allowed_hosts/>
<units/>
<delta></delta>
<snmpv3_contextname/>
<snmpv3_securityname/>
<snmpv3_securitylevel></snmpv3_securitylevel>
<snmpv3_authprotocol></snmpv3_authprotocol>
<snmpv3_authpassphrase/>
<snmpv3_privprotocol></snmpv3_privprotocol>
<snmpv3_privpassphrase/>
<formula></formula>
<delay_flex/>
<params/>
<ipmi_sensor/>
<data_type></data_type>
<authtype></authtype>
<username/>
<password/>
<publickey/>
<privatekey/>
<port/>
<description/>
<inventory_link></inventory_link>
<applications>
<application>
<name>Iptstates</name>
</application>
</applications>
<valuemap/>
<logtimefmt/>
</item>
<item>
<name>tcp established</name>
<type></type>
<snmp_community/>
<multiplier></multiplier>
<snmp_oid/>
<key>iptstate[tcp-established]</key>
<delay></delay>
<history></history>
<trends></trends>
<status></status>
<value_type></value_type>
<allowed_hosts/>
<units/>
<delta></delta>
<snmpv3_contextname/>
<snmpv3_securityname/>
<snmpv3_securitylevel></snmpv3_securitylevel>
<snmpv3_authprotocol></snmpv3_authprotocol>
<snmpv3_authpassphrase/>
<snmpv3_privprotocol></snmpv3_privprotocol>
<snmpv3_privpassphrase/>
<formula></formula>
<delay_flex/>
<params/>
<ipmi_sensor/>
<data_type></data_type>
<authtype></authtype>
<username/>
<password/>
<publickey/>
<privatekey/>
<port/>
<description/>
<inventory_link></inventory_link>
<applications>
<application>
<name>Iptstates</name>
</application>
</applications>
<valuemap/>
<logtimefmt/>
</item>
<item>
<name>tcp syn</name>
<type></type>
<snmp_community/>
<multiplier></multiplier>
<snmp_oid/>
<key>iptstate[tcp-syn]</key>
<delay></delay>
<history></history>
<trends></trends>
<status></status>
<value_type></value_type>
<allowed_hosts/>
<units/>
<delta></delta>
<snmpv3_contextname/>
<snmpv3_securityname/>
<snmpv3_securitylevel></snmpv3_securitylevel>
<snmpv3_authprotocol></snmpv3_authprotocol>
<snmpv3_authpassphrase/>
<snmpv3_privprotocol></snmpv3_privprotocol>
<snmpv3_privpassphrase/>
<formula></formula>
<delay_flex/>
<params/>
<ipmi_sensor/>
<data_type></data_type>
<authtype></authtype>
<username/>
<password/>
<publickey/>
<privatekey/>
<port/>
<description/>
<inventory_link></inventory_link>
<applications>
<application>
<name>Iptstates</name>
</application>
</applications>
<valuemap/>
<logtimefmt/>
</item>
<item>
<name>tcp timewait</name>
<type></type>
<snmp_community/>
<multiplier></multiplier>
<snmp_oid/>
<key>iptstate[tcp-timewait]</key>
<delay></delay>
<history></history>
<trends></trends>
<status></status>
<value_type></value_type>
<allowed_hosts/>
<units/>
<delta></delta>
<snmpv3_contextname/>
<snmpv3_securityname/>
<snmpv3_securitylevel></snmpv3_securitylevel>
<snmpv3_authprotocol></snmpv3_authprotocol>
<snmpv3_authpassphrase/>
<snmpv3_privprotocol></snmpv3_privprotocol>
<snmpv3_privpassphrase/>
<formula></formula>
<delay_flex/>
<params/>
<ipmi_sensor/>
<data_type></data_type>
<authtype></authtype>
<username/>
<password/>
<publickey/>
<privatekey/>
<port/>
<description/>
<inventory_link></inventory_link>
<applications>
<application>
<name>Iptstates</name>
</application>
</applications>
<valuemap/>
<logtimefmt/>
</item>
<item>
<name>total tcp</name>
<type></type>
<snmp_community/>
<multiplier></multiplier>
<snmp_oid/>
<key>iptstate[tcp]</key>
<delay></delay>
<history></history>
<trends></trends>
<status></status>
<value_type></value_type>
<allowed_hosts/>
<units/>
<delta></delta>
<snmpv3_contextname/>
<snmpv3_securityname/>
<snmpv3_securitylevel></snmpv3_securitylevel>
<snmpv3_authprotocol></snmpv3_authprotocol>
<snmpv3_authpassphrase/>
<snmpv3_privprotocol></snmpv3_privprotocol>
<snmpv3_privpassphrase/>
<formula></formula>
<delay_flex/>
<params/>
<ipmi_sensor/>
<data_type></data_type>
<authtype></authtype>
<username/>
<password/>
<publickey/>
<privatekey/>
<port/>
<description/>
<inventory_link></inventory_link>
<applications>
<application>
<name>Iptstates</name>
</application>
</applications>
<valuemap/>
<logtimefmt/>
</item>
<item>
<name>total udp</name>
<type></type>
<snmp_community/>
<multiplier></multiplier>
<snmp_oid/>
<key>iptstate[udp]</key>
<delay></delay>
<history></history>
<trends></trends>
<status></status>
<value_type></value_type>
<allowed_hosts/>
<units/>
<delta></delta>
<snmpv3_contextname/>
<snmpv3_securityname/>
<snmpv3_securitylevel></snmpv3_securitylevel>
<snmpv3_authprotocol></snmpv3_authprotocol>
<snmpv3_authpassphrase/>
<snmpv3_privprotocol></snmpv3_privprotocol>
<snmpv3_privpassphrase/>
<formula></formula>
<delay_flex/>
<params/>
<ipmi_sensor/>
<data_type></data_type>
<authtype></authtype>
<username/>
<password/>
<publickey/>
<privatekey/>
<port/>
<description/>
<inventory_link></inventory_link>
<applications>
<application>
<name>Iptstates</name>
</application>
</applications>
<valuemap/>
<logtimefmt/>
</item>
</items>
<discovery_rules/>
<macros/>
<templates/>
<screens/>
</template>
</templates>
<triggers>
<trigger>
<expression>{Template-iptables:iptstate[all].last()}&lt;</expression>
<name>iptables not running</name>
<url/>
<status></status>
<priority></priority>
<description>iptstates条目小于3认为关闭或者异常状态</description>
<type></type>
<dependencies/>
</trigger>
</triggers>
<graphs>
<graph>
<name>iptstate</name>
<width></width>
<height></height>
<yaxismin>0.0000</yaxismin>
<yaxismax>100.0000</yaxismax>
<show_work_period></show_work_period>
<show_triggers></show_triggers>
<type></type>
<show_legend></show_legend>
<show_3d></show_3d>
<percent_left>0.0000</percent_left>
<percent_right>0.0000</percent_right>
<ymin_type_1></ymin_type_1>
<ymax_type_1></ymax_type_1>
<ymin_item_1></ymin_item_1>
<ymax_item_1></ymax_item_1>
<graph_items>
<graph_item>
<sortorder></sortorder>
<drawtype></drawtype>
<color>00C800</color>
<yaxisside></yaxisside>
<calc_fnc></calc_fnc>
<type></type>
<item>
<host>Template-iptables</host>
<key>iptstate[tcp-close]</key>
</item>
</graph_item>
<graph_item>
<sortorder></sortorder>
<drawtype></drawtype>
<color>C80000</color>
<yaxisside></yaxisside>
<calc_fnc></calc_fnc>
<type></type>
<item>
<host>Template-iptables</host>
<key>iptstate[tcp-established]</key>
</item>
</graph_item>
<graph_item>
<sortorder></sortorder>
<drawtype></drawtype>
<color>0000C8</color>
<yaxisside></yaxisside>
<calc_fnc></calc_fnc>
<type></type>
<item>
<host>Template-iptables</host>
<key>iptstate[tcp-syn]</key>
</item>
</graph_item>
<graph_item>
<sortorder></sortorder>
<drawtype></drawtype>
<color>C800C8</color>
<yaxisside></yaxisside>
<calc_fnc></calc_fnc>
<type></type>
<item>
<host>Template-iptables</host>
<key>iptstate[tcp-timewait]</key>
</item>
</graph_item>
<graph_item>
<sortorder></sortorder>
<drawtype></drawtype>
<color>00C8C8</color>
<yaxisside></yaxisside>
<calc_fnc></calc_fnc>
<type></type>
<item>
<host>Template-iptables</host>
<key>iptstate[all]</key>
</item>
</graph_item>
<graph_item>
<sortorder></sortorder>
<drawtype></drawtype>
<color>C8C800</color>
<yaxisside></yaxisside>
<calc_fnc></calc_fnc>
<type></type>
<item>
<host>Template-iptables</host>
<key>iptstate[icmp]</key>
</item>
</graph_item>
<graph_item>
<sortorder></sortorder>
<drawtype></drawtype>
<color>C8C8C8</color>
<yaxisside></yaxisside>
<calc_fnc></calc_fnc>
<type></type>
<item>
<host>Template-iptables</host>
<key>iptstate[tcp]</key>
</item>
</graph_item>
<graph_item>
<sortorder></sortorder>
<drawtype></drawtype>
<color></color>
<yaxisside></yaxisside>
<calc_fnc></calc_fnc>
<type></type>
<item>
<host>Template-iptables</host>
<key>iptstate[udp]</key>
</item>
</graph_item>
</graph_items>
</graph>
</graphs>
</zabbix_export>

导入模板:

zabbix 实现 iptables 监控

zabbix 实现 iptables 监控

重启zabbix-agent:

# /etc/init.d/zabbix-agent restart
Shutting down Zabbix agent: [ OK ]
Starting Zabbix agent: [ OK ]

增加模板本上档host

zabbix 实现 iptables 监控