expect

#!/usr/bin/expect
spawn ssh remotehost
expect "*some key word*"
send "kinit -f\r"
expect "*assword*"
send "password\r"
send "cmd1\r"
send "cmd2\r"
send "df -h\r"
send "hostname\r"
send "date\r"
interact

 . /cfg

读取cfg文件中设置的环境变量，别名

从文件中读取

#!/usr/bin/expect
set curPath "/path/config"
set rpcData [exec cat "$curPath/rpc.txt"]
set rec [exec cat "$curPath/ppw.txt"]
set una [exec cat "$curPath/una.txt"]
spawn ssh $una@$rpcData
expect "*assw*"
send "$rec\r"
expect "*Micro*"
send "pws\r"
send "hostname\r"
send "ipv4a\r"
send "date\r"
interact