#!/usr/bin/expect -f
# usage:
# ./ssh-sudo.exp username password hostname command
set username [lrange $argv 0 0]
set password [lrange $argv 1 1]
set hostname [lrange $argv 2 2]
set command  [lrange $argv 3 3]
set timeout 5
spawn ssh -t $username@$hostname sudo $command
expect "*yes/no*" {
    send -- "yes\r"
}
expect "*assword*" {
    send -- "$password\r"
}
expect "*assword*" {
    send -- "$password\r"
}
expect eof