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https://github.com/puppetlabs/vmpooler.git
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If `ENV['VMPOOLER_CONFIG']` is defined, it is read in as a YAML configuration. This allows vmpooler to run in a docker daemon via `docker run -e VMPOOLER_CONFIG -p 80:4567 -it vmpooler` rather than embedding a YAML file within the container.
94 lines
2.5 KiB
Ruby
94 lines
2.5 KiB
Ruby
require 'rubygems' unless defined?(Gem)
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module Vmpooler
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require 'date'
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require 'json'
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require 'open-uri'
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require 'rbvmomi'
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require 'redis'
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require 'sinatra/base'
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require 'time'
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require 'timeout'
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require 'yaml'
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require 'set'
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%w( api graphite logger pool_manager vsphere_helper statsd dummy_statsd ).each do |lib|
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begin
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require "vmpooler/#{lib}"
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rescue LoadError
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require File.expand_path(File.join(File.dirname(__FILE__), 'vmpooler', lib))
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end
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end
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def self.config(filepath='vmpooler.yaml')
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parsed_config = {}
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if ENV['VMPOOLER_CONFIG']
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# Load configuration from ENV
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parsed_config = YAML.load(ENV['VMPOOLER_CONFIG'])
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else
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# Load the configuration file from disk
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config_file = File.expand_path(filepath)
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parsed_config = YAML.load_file(config_file)
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end
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# Set some configuration defaults
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parsed_config[:redis] ||= {}
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parsed_config[:redis]['server'] ||= 'localhost'
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parsed_config[:redis]['data_ttl'] ||= 168
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parsed_config[:config]['task_limit'] ||= 10
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parsed_config[:config]['vm_checktime'] ||= 15
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parsed_config[:config]['vm_lifetime'] ||= 24
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parsed_config[:config]['prefix'] ||= ''
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# Create an index of pool aliases
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parsed_config[:pool_names] = Set.new
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parsed_config[:pools].each do |pool|
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parsed_config[:pool_names] << pool['name']
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if pool['alias']
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if pool['alias'].kind_of?(Array)
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pool['alias'].each do |a|
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parsed_config[:alias] ||= {}
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parsed_config[:alias][a] = pool['name']
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parsed_config[:pool_names] << a
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end
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elsif pool['alias'].kind_of?(String)
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parsed_config[:alias][pool['alias']] = pool['name']
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parsed_config[:pool_names] << pool['alias']
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end
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end
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end
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if parsed_config[:tagfilter]
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parsed_config[:tagfilter].keys.each do |tag|
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parsed_config[:tagfilter][tag] = Regexp.new(parsed_config[:tagfilter][tag])
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end
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end
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parsed_config[:uptime] = Time.now
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parsed_config
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end
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def self.new_redis(host='localhost')
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Redis.new(host: host)
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end
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def self.new_logger(logfile)
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Vmpooler::Logger.new logfile
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end
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def self.new_metrics(params)
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if params[:statsd]
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Vmpooler::Statsd.new(params[:statsd])
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elsif params[:graphite]
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Vmpooler::Graphite.new(params[:graphite])
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else
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Vmpooler::DummyStatsd.new
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end
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end
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def self.pools(conf)
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conf[:pools]
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end
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end
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