Class: WarehouseSupervisor::Main

Inherits:
Object
  • Object
show all
Defined in:
lib/warehouse_supervisor/main.rb

Instance Method Summary collapse

Constructor Details

#initialize(erb_file, options = {}) ⇒ Main

Returns a new instance of Main.



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# File 'lib/warehouse_supervisor/main.rb', line 7

def initialize(erb_file, options={})
  @erb_file = erb_file
  @options = options
end

Instance Method Details

#generate_contents ⇒ Object 



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# File 'lib/warehouse_supervisor/main.rb', line 12

def generate_contents
  unless File.exist?(@options[:config])
    STDERR.puts "Bad file '#{@options[:config]}'"
    exit 1
  end
  unless File.exist?(@erb_file)
    STDERR.puts "Bad file '#{@erb_file}'"
    exit 1
  end
  definitions = YAML.load(File.read(@options[:config]))[@options[:group].to_s]
  unless definitions
    STDERR.puts "Bad group '#{@options[:group]}'"
    exit 1
  end
  erb_content = File.read(@erb_file)
  Renderer.new(definitions, erb_content).render
end

#start ⇒ Object 



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# File 'lib/warehouse_supervisor/main.rb', line 30

def start
  Tempfile.open("supervisord.conf") do |f|
    Tempfile.open("supervisord.log") do |l|
      f.puts "[supervisord]"
      f.puts "nodaemon = true"
      f.puts "logfile = #{l.path}"
      f.puts "loglevel = debug"
      f.write self.generate_contents
      f.flush
      command = "supervisord -c '#{f.path}'"
      puts command
      exec command
    end
  end
end