#!/usr/bin/expect -f

set timeout 5

set load_fh [open "IPLIST.txt" r]
set ip_list [split [read $load_fh] "\n"]
close $load_fh

# router user name
set name "admin"

# router password
set pass "PASSWORD"

# Read command as arg to this script
set routercmd [lindex $argv 0]

foreach ip $ip_list {
        if {$ip != ""} {
                send_user "telnet to this host: $ip\n"

                # Connect
                spawn telnet $ip

                # router user name
                set name "admin"

                # router password
                set pass "PASSWORD"

                # Read command as arg to this script
                set routercmd [lindex $argv 0]

                # send username & password
                expect "Login:"
                send -- "$name\r"
                expect "Password:"
                send -- "$pass\r"

                # Getting A Shell
                expect "Do you want to spawn a shell instead? (y/N)"
                send --  "y\r"

                # execute command , supposed we r using ash at aztech router
                expect "# "
                send -- "$routercmd\r"
                # exit
                }
                send_user "end processing host: $ip\n\n"
        }
}