####十秒倒计时####
#!/bin/bash
for((SEC=10;SEC>0;SEC--))
do
echo -ne "After ${SEC}s is end"
echo -ne "\r \r"
sleep 1
done
####一分钟十秒钟倒计时####
#！/bin/bash
MIN=1
for((SEC=10;SEC>=0;SEC--))
do
echo -ne "After ${MIN}:${SEC}s is end"
sleep 1
echo -ne "\r \r"
while ["$SEC" -le "0" -a "$MIN" -gt "0"]
do
echo -ne "After ${MIN}:${SEC}s is end"
echo -ne "\r \r"
((MIN--))
SEC=60
done
done
####显示那个主机能ping通####
#！/bin/bash
for NUM in {1..10}
do
ping -c1 -w1 172.25.254.$NUM &> /dev/null && echo 172.25.254.$NUM is up || echo 172.25.254.$NUM is down
done
mysql -uroot -predhat -e "show databases;" -NE | grep -E "^\*|schema" -v
##查看所输入的文件是否存在，存在输出文件类型##
#!/bin/bash
if
[ -e "$1" ]
then
[ -f "$1" -a ! -L "$1" ] && echo $1 is a file
[ -b "$1" ] && echo $1 is block
[ -c "$1" ] && echo $1 is a c block
else
[ -n "$1" ] && echo $1 is not exist || echo "please input give me a file"
fi
##创建用户##
if
[ -n "$1" -a -n "$2" ]
then
if
[ -e "$1" -a -e "$2" ]
then
MAXUSER=`wc -l $1 | cut -d " " -f 1`
MAXPASS=`wc -l $2 | cut -d " " -f 1`
if
[ "$MAXUSER" -eq "$MAXPASS" ]
then
for NUM in $( seq 1 $MAXUSER )
do
USERNAME=`sed -n ${NUM}p $1`
PASSWORD=`sed -n ${NUM}p $2`
CKUSER=`getent passwd $USERNAME`
[ -z "$CKUSER" ] &&(
useradd $USERNAME
echo $PASSWORD |passwd --stdin $USERNAME
)||echo "$USERNAME exist !!"
done
else
echo $1 and $2 have different lines
fi
else
echo "ERROR: Please input userfile and password file after command !!"
fi
##case用法##
#!/bin/bash
case "$1" in
apple)
echo "banana";;
banana)
echo "apple";;
*)
echo "fruit";;
esac
##expect##自动应答shell中的问题
#!/usr/bin/expect
spawn /mnt/ask.sh
expect "name:"
send "lee\r"
expect "old"
send "18\r"
expect "class"
send "linux\r"
expect "happy"
send "happy\r"
expect eof
##用户可以自己输入答案##
set name [ lindex $argv 0 ]
set age [ lindex $argv 1 ]
set class [ lindex $argv 2 ]
set feel [ lidex $argv 3 ]
spawn /mnt/ask.sh
expect "name:"
send "$name\r"
expect "old"
send "$age\r"
expect "class"
send "$class\r"
expect "happy"
send "$feel\r"
expect eof
##连接某台主机##
#!/usr/bin/expect
set IP [lindex $argv 0]
set PASS [lindex $argv 1]
spwan ssh root@$IP
expect {
"yes/no"
{send "yes\r";exp_continue}
"password:"
{send "$PASS\r"}
}
interact
##那台主机开启并返回它的hostname##
#!/bin/bash
for NUM in {1..10}
do
ping -c1 -w1 172.25.254.$NUM &> /dev/null &&(
/mnt/ssh.exp 172.25.254.$NUM redhat hostname |grep -E "^The|ECDSA|connecting|Warning|password|spawn" -v|sed "s/Permission\ denied\,\ please\ try\ again\./172.25.254.$NUM password is error/g")
done
#!/bin/bash
for((SEC=10;SEC>0;SEC--))
do
echo -ne "After ${SEC}s is end"
echo -ne "\r \r"
sleep 1
done
####一分钟十秒钟倒计时####
#！/bin/bash
MIN=1
for((SEC=10;SEC>=0;SEC--))
do
echo -ne "After ${MIN}:${SEC}s is end"
sleep 1
echo -ne "\r \r"
while ["$SEC" -le "0" -a "$MIN" -gt "0"]
do
echo -ne "After ${MIN}:${SEC}s is end"
echo -ne "\r \r"
((MIN--))
SEC=60
done
done
####显示那个主机能ping通####
#！/bin/bash
for NUM in {1..10}
do
ping -c1 -w1 172.25.254.$NUM &> /dev/null && echo 172.25.254.$NUM is up || echo 172.25.254.$NUM is down
done
mysql -uroot -predhat -e "show databases;" -NE | grep -E "^\*|schema" -v
##查看所输入的文件是否存在，存在输出文件类型##
#!/bin/bash
if
[ -e "$1" ]
then
[ -f "$1" -a ! -L "$1" ] && echo $1 is a file
[ -b "$1" ] && echo $1 is block
[ -c "$1" ] && echo $1 is a c block
else
[ -n "$1" ] && echo $1 is not exist || echo "please input give me a file"
fi
##创建用户##
if
[ -n "$1" -a -n "$2" ]
then
if
[ -e "$1" -a -e "$2" ]
then
MAXUSER=`wc -l $1 | cut -d " " -f 1`
MAXPASS=`wc -l $2 | cut -d " " -f 1`
if
[ "$MAXUSER" -eq "$MAXPASS" ]
then
for NUM in $( seq 1 $MAXUSER )
do
USERNAME=`sed -n ${NUM}p $1`
PASSWORD=`sed -n ${NUM}p $2`
CKUSER=`getent passwd $USERNAME`
[ -z "$CKUSER" ] &&(
useradd $USERNAME
echo $PASSWORD |passwd --stdin $USERNAME
)||echo "$USERNAME exist !!"
done
else
echo $1 and $2 have different lines
fi
else
echo "ERROR: Please input userfile and password file after command !!"
fi
##case用法##
#!/bin/bash
case "$1" in
apple)
echo "banana";;
banana)
echo "apple";;
*)
echo "fruit";;
esac
##expect##自动应答shell中的问题
#!/usr/bin/expect
spawn /mnt/ask.sh
expect "name:"
send "lee\r"
expect "old"
send "18\r"
expect "class"
send "linux\r"
expect "happy"
send "happy\r"
expect eof
##用户可以自己输入答案##
set name [ lindex $argv 0 ]
set age [ lindex $argv 1 ]
set class [ lindex $argv 2 ]
set feel [ lidex $argv 3 ]
spawn /mnt/ask.sh
expect "name:"
send "$name\r"
expect "old"
send "$age\r"
expect "class"
send "$class\r"
expect "happy"
send "$feel\r"
expect eof
##连接某台主机##
#!/usr/bin/expect
set IP [lindex $argv 0]
set PASS [lindex $argv 1]
spwan ssh root@$IP
expect {
"yes/no"
{send "yes\r";exp_continue}
"password:"
{send "$PASS\r"}
}
interact
##那台主机开启并返回它的hostname##
#!/bin/bash
for NUM in {1..10}
do
ping -c1 -w1 172.25.254.$NUM &> /dev/null &&(
/mnt/ssh.exp 172.25.254.$NUM redhat hostname |grep -E "^The|ECDSA|connecting|Warning|password|spawn" -v|sed "s/Permission\ denied\,\ please\ try\ again\./172.25.254.$NUM password is error/g")
done