gistfile1.txt

#!ruby
# Save this as obs2csv.rb
#
# This requires yajl.  Install yajl by doing the following:
# gem install yajl-ruby
#
# To run, pipe in non-color JSON from ndcurl to an observations resource, like so:
# ndcurl http://core.ss-internal2.den.sysshep.com/metrics/13530/observations\?start\=2011-12-01T00:00:00Z\&end\=2011-12-25T00:00:00Z | ruby ./obs2csv.rb > foo.csv

require 'rubygems'
require 'yajl'

p = Yajl::Parser.new
j = p.parse(STDIN.read)

j["items"].each do |i|
  puts "#{i['timestamp']},#{i['value']}"
end