Class: SNMP4EM::SnmpGetBulkRequest

Inherits:
SnmpRequest show all
Defined in:
lib/snmp4em/requests/snmp_getbulk_request.rb

Overview

The result of calling SNMPv2Requests#getbulk.

Instance Attribute Summary collapse

Attributes inherited from SnmpRequest

#timeout_timer

Instance Method Summary collapse

Methods inherited from SnmpRequest

#format_outgoing_value, #format_value, #init_callbacks, #initialize, #pending_oids

Constructor Details

This class inherits a constructor from SNMP4EM::SnmpRequest

Instance Attribute Details

#snmp_id ⇒ Object

Returns the value of attribute snmp_id.



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# File 'lib/snmp4em/requests/snmp_getbulk_request.rb', line 6

def snmp_id
  @snmp_id
end

Instance Method Details

#callback(&block) ⇒ Object

Used to register a callback that is triggered when the query result is ready. The resulting object is passed as a parameter to the block.



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# File 'lib/snmp4em/requests/snmp_getbulk_request.rb', line 9

def callback &block
  super
end

#errback(&block) ⇒ Object

Used to register a callback that is triggered when query fails to complete successfully.



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# File 'lib/snmp4em/requests/snmp_getbulk_request.rb', line 14

def errback &block
  super
end

#handle_response(response) ⇒ Object 



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# File 'lib/snmp4em/requests/snmp_getbulk_request.rb', line 27

def handle_response(response)  # @private
  super
  
  pending_repeating_oids = pending_oids.select{|oid| oid[:method] == :repeating}
  pending_non_repeating_oids = pending_oids.select{|oid| oid[:method] == :non_repeating}

  if response.error_status == :noError
    # No errors, populate the @responses object so it can be returned

    vb_list = response.vb_list
    vb_index = 0

    pending_non_repeating_oids.each do |oid|
      response_vb = vb_list.shift
      oid[:responses][response_vb.name.to_s] = format_value(response_vb)
      oid[:state] = :complete
    end

    while response_vb = vb_list.shift
      oid = pending_repeating_oids[vb_index % pending_repeating_oids.count]
      oid[:responses][response_vb.name.to_s] = format_value(response_vb) unless response_vb.value == SNMP::EndOfMibView
      oid[:state] = :complete
      vb_index += 1
    end
    
  else
    error_oid = pending_oids[response.error_index - 1]
    error_oid[:state] = :error
    error_oid[:error] = SNMP::ResponseError.new(response.error_status)
  end
  
  if pending_oids.empty?
    result = {}

    @oids.each do |oid|
      requested_oid = oid[:requested_string]
      result[requested_oid] = oid[:error] || oid[:responses]
    end

    succeed result
    return
  end

  send_msg
end

#on_init(args) ⇒ Object 



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# File 'lib/snmp4em/requests/snmp_getbulk_request.rb', line 18

def on_init args  # @private
  @oids.each_index do |i|
    @oids[i][:responses] = {}
    @oids[i][:method] = (i < (args[:non_repeaters] || 0) ? :non_repeating : :repeating)
  end

  @max_results ||= 10
end