Class: NetAtlas::Plugin::SNMP

Inherits:
Base
  • Object
show all
Defined in:
lib/netatlas/plugin/snmp.rb

Constant Summary collapse

@@sessions = 
[]

Constants inherited from Base

Base::SEVERITIES

Instance Method Summary collapse

Methods inherited from Base

arguments, method_missing, plugin_arguments

Constructor Details

#initialize(*args) ⇒ SNMP

Returns a new instance of SNMP.



11
12
13
14
 
# File 'lib/netatlas/plugin/snmp.rb', line 11

def initialize(*args)
  @sessions = {}
  super *args
end

Instance Method Details

#poll(data_source, &block) ⇒ Object 



17
18
19
20
21
22
23
24
25
26
27
28
29
30
 
# File 'lib/netatlas/plugin/snmp.rb', line 17

def poll(data_source, &block)
  arguments = data_source.arguments ? data_source.arguments.attributes : {:community => "public", :version => "1"}
  session = @@sessions[data_source.ip_address] ||= SNMP4EM::SNMPv1.new(:host => data_source.ip_address, :community => arguments[:community] || "public", :version => arguments[:version])
  oid = Smi.translate(data_source.arguments.oid)
  request = session.get([oid])
  request.callback { |response|
    block.call :ok, response[oid]
  }
  request.errback {|error|
    puts "SNMP ERROR: #{error.inspect}"
    puts data_source.attributes.inspect
    block.call :error, nil
  }
end