Class: CFTools::DEAApps

Inherits:
CF::App::Base
  • Object
show all
Defined in:
lib/tools-cf-plugin/dea-apps.rb

Instance Method Summary collapse

Instance Method Details

#dea_apps ⇒ Object 



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# File 'lib/tools-cf-plugin/dea-apps.rb', line 18

def dea_apps
  @seen_apps = {}

  host = input[:host]
  port = input[:port]
  user = input[:user]
  pass = input[:password]

  render_apps("nats://#{user}:#{pass}@#{host}:#{port}")
end

#precondition ⇒ Object 



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# File 'lib/tools-cf-plugin/dea-apps.rb', line 6

def precondition; end

#render_apps(uri) ⇒ Object 



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# File 'lib/tools-cf-plugin/dea-apps.rb', line 29

def render_apps(uri)
  NATS.start(:uri => uri) do
    NATS.subscribe("dea.advertise") do |msg|
      payload = JSON.parse(msg)
      dea_id = payload["id"]
      advertisements[dea_id] = payload["app_id_to_count"]
    end

    EM.add_periodic_timer(3) do
      render_table
    end
  end
rescue NATS::ServerError => e
  if e.to_s =~ /slow consumer/i
    line c("dropped by server; reconnecting...", :error)
    retry
  end
end