getOSStemps

#!/usr/bin/ruby

require 'socket'
require 'timeout'
require '/mmt/admin/srv/tcs_lookup.rb'

# Reads from a crate or mini-server via a socket connection.
def read_service(service)
  vals = Hash.new
  host, port = srv_lookup(service)
  sock = sockopen(host, port)
  if sock
    sock.puts("all")
    loop {
      rtn_val = sock.gets
      # Can get an error on stripping if you don't check for NilClass first.
      break unless rtn_val
      # This is the normal exit, i.e., ".EOF" read at end of data.
      next if rtn_val == ".EOF"
      rtn_val = rtn_val.strip
      rtn_val =~ /(\w+)\s+(.*)/
      if $1 and $2
	vals[$1] = $2
      else
	break
      end
    }
  end
  sock.close() if sock
  sock = nil
  return vals
end

# open a socket
def sockopen(host, port)
  socket = nil
  status = nil
  begin
    timeout(1) {
      socket = TCPSocket.open(host, port)
    }
  rescue Timeout::Error
    status = "Timeout"
    return nil
  rescue Errno::ECONNREFUSED
    status = "Refusing connection"
    return nil
  rescue => why
    status = "Error: #{why}"
    return nil
  end
  return socket
end

oss1 = read_service('temptrax')
oss2 = read_service('temptrax3')

oss_nw_top = oss2['temptrax3_probe10']
oss_sw_top = oss2['temptrax3_probe11']
oss_ne_top = oss1['temptrax_probe2']
oss_se_top = oss1['temptrax_probe3']
oss_sw_bot = oss2['temptrax3_probe12']
oss_se_bot = oss1['temptrax_probe4']

print "#{oss_nw_top} #{oss_ne_top} #{oss_sw_top} #{oss_se_top} #{oss_sw_bot} #{oss_se_bot}"