gistfile1.txt

#!/usr/bin/env ruby 

#Requirements
require 'rubygems'
require 'net/ssh'
require 'patron'
require 'timeout'




servers = ["viola-rs1.loni.ucla.edu","viola-rs2.loni.ucla.edu", "viola-local.loni.ucla.edu", "aragon-rs1.loni.ucla.edu", "aragon-rs2.loni.ucla.edu" , "aragon-rs3.loni.ucla.edu", "aragon-rs4.loni.ucla.edu", "aragon-rs5.loni.ucla.edu" ]
sites = ["www.loni.ucla.edu", "ida.loni.ucla.edu", "utilities.loni.ucla.edu"]


begin
  servers.each do |server|
    Timeout::timeout(20) do
      Net::SSH.start("#{server}", 'tester', :password => "xxxxxxx") do |ssh|
        uname = ssh.exec!("uname -a")
        puts "\nChecking system #{server} \n"
        puts  "#{uname}"
        mntchk = ssh.exec!("mount | awk '{print $5}' | grep nfs | wc | awk '{print $1}'")
        fstabchk = ssh.exec!("cat /etc/fstab | awk '{print $3}' | grep nfs | wc | awk '{print $1}'")
        errors = ssh.exec!("egrep '(reject|warning|error|fatal|panic|not|err)' /var/log/messages")

        if mntchk == fstabchk
          puts "All mounts on #{server} are up.\n"
        else
          puts "A mount on #{server} is down.\n"
        end

        if errors == nil
          puts "No syslog errors on #{server}"
        else
          puts "Syslog errors on #{server}:\n#{errors}"
        end
      end
    end
  end
rescue Timeout::Error
  puts "\n****Timeout Error: Check network connection and/or NFS mounts***"
end

begin
  puts "\nChecking LONI websites...\n\n"
  sites.each do |site|
    Timeout::timeout(10) do
      puts "Connecting to site #{site}..."
      sess = Patron::Session.new
      sess.timeout = 10
      sess.base_url = "#{site}"
      resp = sess.get("/index.html")

      if resp.status > 400
        puts "#{site} is down!"
        puts resp.body
      else
        puts "#{site} is up!"
      end
    end
  end
rescue Timeout::Error
  puts "***Connection is hanging!***"
end