have to keep it in the same directory with ea_cloud.sh

ea.exp

#!/usr/bin/expect

set timeout 2

set user [lindex $argv 0]
set password [lindex $argv 1]
set host [lindex $argv 2]

set data_snap [lindex $argv 3]
set dummy_snap [lindex $argv 4]

set prompt "eucagrp0> "

##set cloneVol {volume select snap-2F283AE3 clone snap-tempo offline snap-reserve 0%}

if {[llength $argv] == 0} {
  send_user "Usage: \.\/ea.exp username password hostname data_snap demo_snap\n"
	exit 1
}

spawn /usr/bin/ssh $user@$host
expect "no)? " { send -- "yes\r" }
expect "password: " { send -- "$password\r" }

proc runCmd { cmd } {
	send -- "$cmd\r"
	return
}

proc setCmd { val type } {
	if {$type == "clone"} {
		set cmd "volume select $val clone snap-temp offline snap-reserve 0%"
		return $cmd
	}

	if {$type == "rename"} {
		set cmd "volume rename snap-temp $val"
		return $cmd
	}

        if {$type == "delete"} {
                set cmd "volume delete $val"
                return $cmd
        }

        if {$type == "online"} {
                set cmd "volume select $val online"
                return $cmd
        }

        if {$type == "offline"} {
                set cmd "volume select $val offline"
                return $cmd
        }
}

set cmd_san [setCmd $data_snap "clone"]
expect $prompt { runCmd $cmd_san }
sleep 10

set cmd_san [setCmd $dummy_snap "offline"]
expect $prompt { runCmd $cmd_san }

set cmd_san [setCmd $dummy_snap "delete"]
expect $prompt { runCmd $cmd_san }
sleep 5

set cmd_san [setCmd $dummy_snap "rename"]
expect $prompt { runCmd $cmd_san }

set cmd_san [setCmd $dummy_snap "online"]
expect $prompt { runCmd $cmd_san }

expect "$ "
send -- "logout\r"
expect "# "