Class: Zabbix::Sender

Inherits:
Object
  • Object
show all
Defined in:
lib/zabbix/sender.rb

Defined Under Namespace

Classes: Easy

Constant Summary collapse

DEFAULT_SERVER_PORT = 
10051

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(opts = {}) ⇒ Sender

Returns a new instance of Sender.



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# File 'lib/zabbix/sender.rb', line 10

def initialize(opts={})
  if opts[:config_file]
    config = Zabbix::Agent::Configuration.read(opts[:config_file])
    @host  = config.server
    @port  = config.server_port || DEFAULT_SERVER_PORT
  end

  if opts[:host]
    @host = opts[:host]
    @port = opts[:port] || DEFAULT_SERVER_PORT
  end

end

Instance Attribute Details

#configured ⇒ Object (readonly)

Returns the value of attribute configured.



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# File 'lib/zabbix/sender.rb', line 8

def configured
  @configured
end

Instance Method Details

#configured? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/zabbix/sender.rb', line 25

def configured?
  @configured ||= !(@host.nil? and @port.nil?)
end

#connect ⇒ Object 



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# File 'lib/zabbix/sender.rb', line 30

def connect
  TCPSocket.new(@host, @port)
end

#send_data(key, value, opts = {}) ⇒ Object 



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# File 'lib/zabbix/sender.rb', line 49

def send_data(key, value, opts={})
  return false unless configured? 
  host   = opts[:host] || Socket.gethostname
  ts     = opts[:ts]   || Time.now.to_i 
  socket = connect 

  # construct json
  json = Yajl::Encoder.encode({ 
    :request => "agent data",
    :clock   => ts,
    :data    => [{
      :host       => host,
      :key        => key,
      :value      => value,
      :clock      => ts
    }]
  })

  # send the data
  socket.write "ZBXD\x01"
  socket.write [json.size].pack('q')
  socket.write json
  socket.flush

  # read the response message if desired
  #header = socket.read(5)
  #len    = socket.read(8)
  #len    = len.unpack('q').shift
  #msg    = socket.read(len)
  socket.close 

  return true
end

#send_heartbeat(key, msg = "", opts = {}) ⇒ Object 



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# File 'lib/zabbix/sender.rb', line 45

def send_heartbeat(key, msg="", opts={})
  send_data("#{key}.heartbeat", msg, opts)
end

#send_start(key, opts = {}) ⇒ Object 



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# File 'lib/zabbix/sender.rb', line 35

def send_start(key, opts={})
  send_data("#{key}.start", 1, opts)
end

#send_stop(key, opts = {}) ⇒ Object 



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# File 'lib/zabbix/sender.rb', line 40

def send_stop(key, opts={}) 
  send_data("#{key}.stop", 1, opts)
end