Class: NimbleNodes::Report

Inherits:
Object
  • Object
show all
Defined in:
lib/nimble_nodes/report.rb

Instance Method Summary collapse

Constructor Details

#initialize(env) ⇒ Report

Returns a new instance of Report.



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# File 'lib/nimble_nodes/report.rb', line 5

def initialize(env)
  @dynos_in_use = env['HTTP_X_HEROKU_DYNOS_IN_USE'].to_i
  @request_queue_depth = env['HTTP_X_HEROKU_QUEUE_DEPTH'].to_i
end

Instance Method Details

#dynos_maxed_out? ⇒ Boolean

returns true if app is using all available dynos

Returns:

  • (Boolean) 


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# File 'lib/nimble_nodes/report.rb', line 24

def dynos_maxed_out?
  return false if @dynos_in_use.nil?
  @dynos_in_use >= NimbleNodes::Dynos.max
end

#idle_dynos? ⇒ Boolean

returns true if app isn’t using all of it’s dynos

Returns:

  • (Boolean) 


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# File 'lib/nimble_nodes/report.rb', line 41

def idle_dynos?
  return false if @dynos_in_use.nil?
  @dynos_in_use < NimbleNodes::Dynos.size
end

#post ⇒ Object 



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# File 'lib/nimble_nodes/report.rb', line 10

def post
  params = {
    :dynos_in_use => @dynos_in_use,
    :request_queue_size => @request_queue_depth }
  NimbleNodes::Server.post('/dynos/reports.json', params)
end

#post? ⇒ Boolean

returns true if report needs to be posted to server

Returns:

  • (Boolean) 


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# File 'lib/nimble_nodes/report.rb', line 18

def post?
  # return true
  dynos_maxed_out? or queue_depth_too_long? or queue_depth_too_short? or idle_dynos?
end

#queue_depth_too_long? ⇒ Boolean

returns true if queue depth is over max

Returns:

  • (Boolean) 


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# File 'lib/nimble_nodes/report.rb', line 30

def queue_depth_too_long?
  return false if @request_queue_depth.nil?
  @request_queue_depth > NimbleNodes::Dynos.max_request_queue
end

#queue_depth_too_short? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/nimble_nodes/report.rb', line 35

def queue_depth_too_short?
  return false if @request_queue_depth.nil?
  @request_queue_depth < NimbleNodes::Dynos.min_request_queue
end