Class: Aspera::Nagios

Inherits:
Object
  • Object
show all
Defined in:
lib/aspera/nagios.rb

Instance Attribute Summary collapse

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize ⇒ Nagios

Returns a new instance of Nagios.



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# File 'lib/aspera/nagios.rb', line 54

def initialize
  @data = []
end

Instance Attribute Details

#data ⇒ Object (readonly)

Returns the value of attribute data.



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# File 'lib/aspera/nagios.rb', line 52

def data
  @data
end

Class Method Details

.process(data) ⇒ Object

process results of a analysis and display status and exit with code



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# File 'lib/aspera/nagios.rb', line 25

def process(data)
  Aspera.assert_type(data, Array)
  Aspera.assert(!data.empty?){'data is empty'}
  %w[status component message].each do |c|
    Aspera.assert(data.first.key?(c)){"result must have #{c}"}
  end
  res_errors = data.reject{|s|s['status'].eql?('ok')}
  # keep only errors in case of problem, other ok are assumed so
  data = res_errors unless res_errors.empty?
  # first is most critical
  data.sort!{|a, b|LEVELS.index(a['status'].to_sym) <=> LEVELS.index(b['status'].to_sym)}
  # build message: if multiple components: concatenate
  # message = data.map{|i|"#{i['component']}:#{i['message']}"}.join(', ').gsub("\n",' ')
  message = data
    .map{|i|i['component']}
    .uniq
    .map{|comp|comp + ':' + data.select{|d|d['component'].eql?(comp)}.map{|d|d['message']}.join(',')}
    .join(', ')
    .tr("\n", ' ')
  status = data.first['status'].upcase
  # display status for nagios
  puts("#{status} - [#{message}]\n")
  # provide exit code to nagios
  Process.exit(LEVELS.index(data.first['status'].to_sym))
end

Instance Method Details

#check_product_version(component, _product, version) ⇒ Object 



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# File 'lib/aspera/nagios.rb', line 75

def check_product_version(component, _product, version)
  add_ok(component, "version #{version}")
  # TODO: check on database if latest version
end

#check_time_offset(remote_date, component) ⇒ Object

compare remote time with local time



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# File 'lib/aspera/nagios.rb', line 59

def check_time_offset(remote_date, component)
  # check date if specified : 2015-10-13T07:32:01Z
  remote_time = DateTime.strptime(remote_date)
  diff_time = (remote_time - DateTime.now).abs
  diff_rounded = diff_time.round(-2)
  Log.log.debug{"DATE: #{remote_date} #{remote_time} diff=#{diff_rounded}"}
  msg = "offset #{diff_rounded} sec"
  if diff_time >= DATE_CRIT_OFFSET
    add_critical(component, msg)
  elsif diff_time >= DATE_WARN_OFFSET
    add_warning(component, msg)
  else
    add_ok(component, msg)
  end
end

#result ⇒ Object

translate for display



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# File 'lib/aspera/nagios.rb', line 81

def result
  raise 'missing result' if @data.empty?
  {type: :object_list, data: @data.map{|i|{'status' => LEVELS[i[:code]].to_s, 'component' => i[:comp], 'message' => i[:msg]}}}
end