1  #!/bin/bash
 2  
 3  read -srp 'Password: ' master
 4  domain=$(echo $1 | tr A-Z a-z)
 5  length=${2:-10}
 6  
 7  hash=$master:$domain
 8  
 9  i=0
10  while true
11  do
12  	hash=$(echo -n "$hash" | openssl md5 -binary | base64 | tr +/= 98A)
13  	i=$(($i + 1))
14  	if [ $i -lt 10 ]
15  	then
16  		continue
17  	fi
18  	valid=$(echo "${hash:0:$length}" | egrep '^[a-z]' | egrep '.[A-Z]' | egrep '.[0-9]' )
19  	if [ "$valid" != "" ]
20  	then
21  		break
22  	fi
23  done
24  echo ${hash:0:$length}