Class: Cloudscale::Plugins::SigarDiskSpace

Inherits:
Plugin
  • Object
show all
Defined in:
lib/cloudscale/plugins/os/sigar_disk_space.rb

Instance Attribute Summary

Attributes inherited from Plugin

#log, #plugins, #rest_client

Instance Method Summary collapse

Methods inherited from Plugin

inherited, plugins, remove, remove_agenInstance, reset, resetRestEndpoint

Constructor Details

#initialize ⇒ SigarDiskSpace

Returns a new instance of SigarDiskSpace.



17
18
19
20
21
22
 
# File 'lib/cloudscale/plugins/os/sigar_disk_space.rb', line 17

def initialize
  super
  if is_enabled
    @sigar = Plugins::PluginPreop.instance.sigar
  end
end

Instance Method Details

#collect(agentInstanceId) ⇒ Object 



24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
 
# File 'lib/cloudscale/plugins/os/sigar_disk_space.rb', line 24

def collect(agentInstanceId)
  registry = Monitor::Registry.instance
  metrics = Metrics::Agent.new
  log.info("Calling Collect on SigarDiskSpace")

  fslist = @sigar.file_system_list
  fslist.each do |fs|
    dir_name = fs.dir_name
    begin
      usage = @sigar.file_system_usage(dir_name)
      dir = dir_name.gsub(/[^0-9A-Za-z]/, '')

      registry.metrics["os.disk.usage.total." + dir] = metrics.gauge :usage_total do
        { :value => usage.total * 1024 }
      end
      registry.metrics["os.disk.usage.free." + dir] = metrics.gauge :usage_free do
        { :value => (usage.total - usage.free) * 1024 }
      end
      registry.metrics["os.disk.usage.available." + dir] = metrics.gauge :usage_available do
        { :value => usage.avail * 1024 }
      end

    rescue Exception => e
      puts e
    end
  end
end

#is_enabled ⇒ Object 



13
14
15
 
# File 'lib/cloudscale/plugins/os/sigar_disk_space.rb', line 13

def is_enabled
  true
end