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linux下批量并行telnet对端端口的实现方法 |
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本文标签：批量并行,telnet 以下是以telnet对端22端口为例 station91:'/shell/telnet_port # pwd /root/shell/telnet_port station91:'/shell/telnet_port # cat telnet_port.sh #!/bin/bash rm telnet_result.txt >/dev/null 2>&1 PORT_22=22 for i in $(cat ip.list) do (telnet $i $PORT_22<<EOF>>telnet_result.txt &) >/dev/null 2>&1 #加&让其并行执行,>>telnet_result.txt记录telnet过程中的日志 quit EOF done cat telnet_result.txt | grep -B 1 \] | grep [1-9] | awk {print $3} | cut -d . -f 1,2,3,4 > telnet_alive.txt cat ip.list telnet_alive.txt | sort | uniq -u > telnet_die.txt station91:'/shell/telnet_port # for i in {88..93};do echo "192.168.14.$i">>ip.list;done #使用for循环得到需要telnet主机的ip station91:'/shell/telnet_port # cat ip.list 192.168.14.88 192.168.14.89 192.168.14.90 192.168.14.91 192.168.14.92 192.168.14.93 station91:'/shell/telnet_port # ls ip.list telnet_port.sh station91:'/shell/telnet_port # ./telnet_port.sh & [1] 16848 station91:'/shell/telnet_port # ls ip.list telnet_alive.txt telnet_die.txt telnet_port.sh telnet_result.txt [1]+ Done ./telnet_port.sh station91:'/shell/telnet_port # cat telnet_alive.txt //从本机telnet对端22端口能telnet通的只有192.168.14.91 192.168.14.91 station91:'/shell/telnet_port # cat telnet_die.txt 192.168.14.88 192.168.14.89 192.168.14.90 192.168.14.92 192.168.14.93 station91:'/shell/telnet_port # cat telnet_result.txt //记录的日志格式 Trying 192.168.14.91... Connected to 192.168.14.91. Escape character is ^]. Trying 192.168.14.88... Trying 192.168.14.89... Trying 192.168.14.90... Trying 192.168.14.92... Trying 192.168.14.93... |
