ZABBIX之TCP连接数监控

ss -ant | awk ‘NR>1 {++s[$1]} END {for(k in s) print k,s[k]}‘

1，配置文件

cat > /etc/zabbix/zabbix_agentd.d/tcp_status.conf <<end

## Monitor tcp status

UserParameter=tcp[*],/etc/zabbix/scripts/tcp_status.sh \$1

end

2，脚本

cat >/etc/zabbix/scripts/tcp_status.sh <<end

#!/bin/bash

#scripts for tcp status

function SYNRECV {

/usr/sbin/ss -ant | awk ‘{++s[\$1]} END {for(k in s) print k,s[k]}‘ | grep ‘SYN-RECV‘ | awk ‘{print \$2}‘

}

function ESTAB {

/usr/sbin/ss -ant | awk ‘{++s[\$1]} END {for(k in s) print k,s[k]}‘ | grep ‘ESTAB‘ | awk ‘{print \$2}‘

}

function FINWAIT1 {

/usr/sbin/ss -ant | awk ‘{++s[\$1]} END {for(k in s) print k,s[k]}‘ | grep ‘FIN-WAIT-1‘ | awk ‘{print \$2}‘

}

function FINWAIT2 {

/usr/sbin/ss -ant | awk ‘{++s[\$1]} END {for(k in s) print k,s[k]}‘ | grep ‘FIN-WAIT-2‘ | awk ‘{print \$2}‘

}

function TIMEWAIT {

/usr/sbin/ss -ant | awk ‘{++s[\$1]} END {for(k in s) print k,s[k]}‘ | grep ‘TIME-WAIT‘ | awk ‘{print \$2}‘

}

function LASTACK {

/usr/sbin/ss -ant | awk ‘{++s[\$1]} END {for(k in s) print k,s[k]}‘ | grep ‘LAST-ACK‘ | awk ‘{print \$2}‘

}

function LISTEN {

/usr/sbin/ss -ant | awk ‘{++s[\$1]} END {for(k in s) print k,s[k]}‘ | grep ‘LISTEN‘ | awk ‘{print \$2}‘

}

\$1

end

chmod a+x /etc/zabbix/scripts/tcp_status.sh