监控tcp状态脚本

tcp状态监控脚本

#!/bin/bash

#********************************************************************
# File Name: tcp.sh
# Version: V1.0
# Author: dahuangji
# Email: 
# Created Time : 2022-02-19 00:55:21
# Description:
#********************************************************************

RED='\E[31;1m'
GREEN='\E[32;1m'
END='\E[0m'

tcp_state() {
	tcp_st=$1
	if [[ "$tcp_st" = "" ]];then
		echo -e "$RED必须给定统计tcp状态(大小写不敏感) $END"
		echo "----------------------------------"
		echo "用法： $0 状态"
		echo "示例： $0 estab"
		return 1
	fi
	ss -ant|awk 'NR>1{print $1}'|sort|uniq -c > /tmp/tcps
	state_num=`grep -i "$tcp_st" /tmp/tcps|awk '{print $1}'`
	[ -z $state_num ] && echo 0 || echo $state_num
}

tcp_state $1