Files
mozo-backend/bin/drb_counter.rb
T

87 lines
2.5 KiB
Ruby
Executable File

#!/usr/bin/env ruby
# Make drb server
require 'rubygems'
#require File.expand_path('../lib/in_memory_q_counter', File.dirname(__FILE__))
# This is a non thread safe replacement for the
# couchbase counter mechanism since every test needs
# a clean start and Hash#clear is soooo much faster than
# a couchbase bucket flush
class InMemoryQCounter
attr_reader :store, :environment
def initialize(reload_stats: false, environment: nil)
@store = {}
@environment = environment || 'development'
reload_stats! if reload_stats
end
def get(key, options = {})
store[key]
end
def set(key, value)
store[key] = value
end
def incr(key, options = {})
# store[key] ||= options[:initial].to_i
# store[key] += 1
if store[key]
store[key] += 1
else
store[key] = options[:initial].to_i
end
end
def decr(key, options = {})
# store[key] ||= options[:initial].to_i
# store[key] -= 1
if store[key]
store[key] -= 1
else
store[key] = options[:initial].to_i
end
end
def flush
store.clear
end
def reload_stats!
require 'yaml'
require 'couchrest'
require 'pry'
binding.pry
couch_settings_path = File.join(ENV['MOZO_PATH'], 'config/couchdb.yml')
puts "Couch settings path: #{couch_settings_path}"
puts "Environment: #{environment.inspect}"
couch_settings = YAML.load_file(couch_settings_path)[environment]
database = couch_settings['database']
db = CouchRest.database(database)
view_result = db.view("_design/order/_view/by_supplier_id_and_state", reduce: true, group_level: 2)
counts = view_result ? view_result['rows'] : nil
if counts
counts.each do |count_spec|
supplier_id, order_state = count_spec['key']
order_count = count_spec['value']
case order_state
when "placed" then set("supplier_counter:#{supplier_id}:orders_placed", order_count)
when "active" then set("supplier_counter:#{supplier_id}:orders_in_process", order_count)
end
end
end
rescue RestClient::ResourceNotFound
# view not available, initialize as zero
rescue => e
raise e
end
end
require 'drb'
require 'daemons'
drb_port = 9022
Daemons.run_proc('DRBcounter', dir_mode: :normal, dir: File.expand_path("#{File.dirname(__FILE__)}/../tmp/pids")) do
environment = (%w[production staging development test] & ARGV).first
DRb.start_service "druby://:#{drb_port}", InMemoryQCounter.new(reload_stats: true, environment: environment)
DRb.thread.join
end