mass_ssh.sh

### init.sh

#!/bin/bash
echo -n "Username: "
read username
export username
echo -n "Password: "
read -s password
export password
echo "\r"
echo -n "Enable password: "
read -s enable
export enable
echo "\r"
./check.sh $username $password $enable

### check.sh

#!/usr/bin/expect -f

#expect lib params
set timeout 20

#init params
set user [lindex $argv 0]
set pass  [lindex $argv 1]
set enablepass [lindex $argv 2]

#external files params
set f [open "command.list"]
set commands [split [read $f] "\n"]
close $f

set f [open "ip.list"]
set hosts [split [read $f] "\n"]
close $f

foreach ip $hosts {
   #log params
   set dir /home/scherer/ciscoasa/logs
   set now [clock format [clock seconds] -format "%d.%m.%y_%Hh%Mm%Ss"]
   #puts "$now" 
   log_file -a $dir/$ip$now.log
   send_log "### /START-SSH-SESSION/ IP: $ip @ [exec date] ###\r"

   #connection
   spawn ssh  -o "StrictHostKeyChecking no" $user@$ip

   #init connetion
   expect "*assword:"
   send $pass
   send "\r" 
   expect "*>"
   send "enable\r"
   expect "*assword:"
   send $enablepass
   send "\r"

   #executing commands list
   foreach cmd $commands {
      expect "*#"
      send "$cmd\r"
   }

   #exiting
   expect "*#"

   send "exit\r"
   expect eof
   log_file
}

close

### command.list sample

terminal page 0
show ver
show int ip bri
show run  int
show interfaces all
show conn count
show run arp
show arp stat
sh arp
show vlan
show crypto ipsec stats
show run route
show route
show rip database
show failover
show failover state
show mem
show cpu usage
show environment
show xlate
show run

Mass ssh command execution

Execute a list of commands in many remote Cisco devices.
Great for environment checklists and automation.

How to

1. populate command.list
2. populate ip.list
3. ./init.sh
4. insert your username, pass and enable pass
5. logs will be on ./logs dir