gistfile1.rb

# This code leaves me with a hash of values called h

h = {}

File.open("/etc/facts.txt") do |fp|
  fp.each do |line|
    key, value = line.chomp.split("=")
    h[key] = value
  end
end

# If I want to return values as a hash in an MC Agent, THIS works:
reply[:huron_class] = h["huron_class"]
reply[:environment] = h["environment"]

#  OUTPUT:

#bash-3.2# mc-rpc --agent etc_facts --action remove --arg removevar="shel" --arg keyvalue="huron_class" -v
#Determining the amount of hosts matching filter for 2 seconds .... 1
#
# * [ ============================================================> ] 1 / 1
#
#
#boe                                     : OK
#    {:environment=>"production", :huron_class=>"staff"}
#
#---- etc_facts#remove call stats ----
#           Nodes: 1 / 1
#     Pass / Fail: 1 / 0
#      Start Time: Wed Dec 01 16:56:13 -0500 2010
#  Discovery Time: 2000.79ms
#      Agent Time: 9.32ms
#      Total Time: 2010.11ms


# This does not:
h.each{|key, value| reply[h[key]] = h[value]}

# OUTPUT


#bash-3.2# mc-rpc --agent etc_facts --action remove --arg removevar="shel" --arg keyvalue="huron_class" -v
#Determining the amount of hosts matching filter for 2 seconds .... 1
#
# * [ ============================================================> ] 1 / 1
#
#
#boe                                     : OK
#    {"staff"=>nil, "production"=>nil}
#
#---- etc_facts#remove call stats ----
#           Nodes: 1 / 1
#     Pass / Fail: 1 / 0
#      Start Time: Wed Dec 01 17:00:33 -0500 2010
#  Discovery Time: 2000.73ms
#      Agent Time: 10.15ms
#      Total Time: 2010.89ms