Class: Ixtlan::Core::Heartbeat

Inherits:
Object
  • Object
show all
Defined in:
lib/ixtlan/core/heartbeat.rb

Defined Under Namespace

Classes: Resource

Instance Method Summary collapse

Constructor Details

#initialize ⇒ Heartbeat

Returns a new instance of Heartbeat.



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# File 'lib/ixtlan/core/heartbeat.rb', line 20

def initialize
  @count = 0
  @failures = 0
end

Instance Method Details

#beat(resource = nil) ⇒ Object 



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# File 'lib/ixtlan/core/heartbeat.rb', line 33

def beat(resource = nil)
  resources = resource.nil? ? reg.values : [reg[resource]]
  resources.each do |res|
    last_date = res.local.maximum(:updated_at) || 2000.years.ago
    last_update = last_date.strftime('%Y-%m-%d %H:%M:%S.') + ("%06d" % last_date.usec)
    res.remote.get(:last_changes, :updated_at => last_update).each do |remote|
      id = remote.delete('id')
      u = res.local.find_by_id(id)
      result = if u
                 u.update_attributes(remote)
               else
                 u = res.local.new(remote)
                 u.id = id 
                 u.save
               end
      if result
        res.count = res.count + 1
      else
        res.failures = res.failures + 1
      end
    end
  end
end

#reg ⇒ Object 



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# File 'lib/ixtlan/core/heartbeat.rb', line 25

def reg
  @reg ||= {}
end

#register(local, remote) ⇒ Object 



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# File 'lib/ixtlan/core/heartbeat.rb', line 29

def register(local, remote)
  reg[local] = Resource.new(local, remote)
end

#to_log ⇒ Object Also known as: to_s 



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# File 'lib/ixtlan/core/heartbeat.rb', line 56

def to_log
  reg.values.collect { |r| r.to_log }.join("\n\t")
end