SHELL面试题

gistfile1.eclass

#!/bin/bash

#group add

for x in 'awk '{print $2}' user.list | sed 's/,/\n/g' | sort | uniq -c|sed 's/[^a-zA-Z]//g''
do
    groupadd $x &> /dev/null
done

#back message

if (($?==0))
then
    echo "Group Ok!!"
else
    exit 1
fi

#user add

for i in 'awk '{print $1}' user.list'

do
    for y in 'awk '{print $2}' password.list'
    do
      useradd $i &> /dev/null
      echo $y | passwd --stdin $i &> /dev/null
    done
done

#back message

if (($?==0))
then
    echo "User Ok!"
else
    exit 1
fi

#add users to groups

for ((q=1;q<=3;q++))
do
    usermod -G 'awk "NR==$q {print $2}" user.list | awk '{print $2}'' 'awk "NR==$q {print $1}" user.list | awk '{print $1}'' &> /dev/null

done

if (($?==0))
then
    echo "All Finished!"
fi