Class: GV::Valley::Deployer

Inherits:
Bedrock::Service
  • Object
show all
Includes:
Common::PipeHelper
Defined in:
lib/gv/valley/deployer.rb

Instance Method Summary collapse

Instance Method Details

#deploy(name, &block) ⇒ Object

deploys app



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# File 'lib/gv/valley/deployer.rb', line 18

def deploy name, &block
  
  # find or create app
  unless app = App.find(name)
    app = App.create(name)
  end
  
  # set block for output helpers
  @block = block
    
  indicate "Deploying App"
  
  # read procfile  
  host = GV::Valley::Runner.random_service
  procfile = host.run(app["name"], "cat /app/Procfile")
  procfile_types = YAML.load(procfile).keys
  
  stop app
    
  # add new Procfile process types or reset jobs array for existing types
  procfile_types.each do |type|
    unless app["ps"].keys.include? type
      app["ps"][type] = {"scale" => 1, "containers" => []}
    else
      app["ps"][type]["containers"] = []
    end
  end
  
  app.save
    
  # remove the old types
  app["ps"].keys.each do |type|
    unless procfile_types.include? type
      app["ps"].delete(type)
    end
  end
  
  app.save
  
  start app
    
  app.save
    
end

#start(app, &block) ⇒ Object

starts all procfile processes



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# File 'lib/gv/valley/deployer.rb', line 79

def start app, &block
  # run available process types
  app["ps"].each do |type,ps|
    ps["scale"].times do |index|
      host = GV::Valley::Runner.random_service                
      app["ps"][type]["containers"] << host.start(app["name"], type, index, &block)
    end
  end
end

#stop(app, &block) ⇒ Object

stops all running procfile processes



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# File 'lib/gv/valley/deployer.rb', line 66

def stop app, &block
  # stop and remove all running procfile processes
  tuple = [:ps, /#{app['name']}\./, nil, nil ]
  while (self.class.space.read(tuple,0) rescue nil) do
    if host = (self.class.space.take(tuple,0)[2] rescue nil)
      host.remove app["name"]
    end
  end
end