Shell脚本编程

#!/bin/bash  
echo "hello world!"

echo "脚本名是 $0"
echo "脚本参数是 $1和$2"
echo "此命令有 $# 个参数,分别是 $@,当前脚本的PID是 $$"
echo "用户：$USER，主机名：$HOSTNAME，行号：$LINENO"
echo "随机数：$RANDOM"

#!/bin/bash
echo "Do you want to learn hacking technology? Y/N"
read answer
echo "On your answer is $answer"

#!/bin/bash
# Prompt input username and password
read -p 'name：' name
read -sp 'password：' pass
echo "hello $name, your password is $pass"

#!/bin/bash
read -p "age: " age
if [ $age -lt 16]; then
	echo "Please learn hacking technlogy with your parents"
elif [ $age -gt 60 ]; then
	echo "Salute to you"
else 
	echo "Welcome!"
fi

#!/bin/bash
read -p "Account:" user
read -sp "Password:" pass
if [ $user = 'admin' ] && [ $pass = '123' ]; then
        echo 'welcome!'
else
	echo 'error'
fi

While Cycle

#!/bin/bash
counter=1
while [ $counter -le 10 ]
do
    echo "10.11.1.$counter"
    ((counter++))
done

For Cycle

for i in {1..3};
do
    ping -c 1 192.168.18.$i;
done

Python

#!/usr/bin/python
tag = '<a href="<https://www.offensive-security.com/blog>">blog</a>'
url = tag[9:50]
print(url)

#!/usr/bin/python
tag = '<a href="<https://www.offensive-security.com/blog>">blog</a>'
start = "http"
end = '">'
print(tag.index(start))
print(tag.index(end))

print(tag[tag.index(start):tag.index(end)])

#!/usr/bin/python
fruit = ["apple","banana","orange","mango"]

veg = ["carrot","broccoli","peas","eggplant"]

def printitems(myList)
    for x in myList:
        print(x)

printitems(veg)

python 端口探测脚本

#!/usr/bin/python3
#scanner.py
import socket
import time

startTime = time.time()

target = input('Please specify the host that you want to scan:')
target_IP = socket.gethostbyname(target)
print('Initiating scan for host: ', target_IP)

for i in range(1,1000):
    scanner = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
    conn = scanner.connect_ex((target_IP,i))

    if(conn == 0):
        print ('port %d: OPEN' %(i))
    scanner.close()

endTime = time.time()
totalTime = endTime - startTime
print('Total Time: %s' %(totalTime))