ssh host user pass (expect)

# ~/.aliases
function ssh2 {
    host=$1
    user=$2
    pass=$3
    if [ -z "$host" -o -z "$user" -o -z "$pass" ];then
        echo $0 host user pass
    else
        expect="~/bin/ssh.ex $host $user $pass"
        n=$(( ( RANDOM % 4)  + 2457 ))
        HOST=`echo $HOST | tr '[:upper:]' '[:lower:]'`
        if [[ $HOST =~ jumphost ]];then
            $expect
        else
            ssh -A -t jumphost$n $expect
        fi
    fi
}

# ~/bin/ssh.ex
#!/usr/bin/expect -f
#  ./ssh.exp password 192.168.1.11 id
set pass [lrange $argv 0 0]
set server [lrange $argv 1 1]
set name [lrange $argv 2 2]

spawn ssh $name@$server
match_max 100000
expect "*?assword:*"
send -- "$pass\r"
send -- "\r"
interact