Class: Cloudscale::Plugins::MongoDbCollectionStatus

Inherits:
Plugin
  • Object
show all
Defined in:
lib/cloudscale/plugins/mongo/mongo_db_collection_status.rb

Instance Attribute Summary collapse

Attributes inherited from Plugin

#log, #plugins

Instance Method Summary collapse

Methods inherited from Plugin

inherited, plugins

Constructor Details

#initialize ⇒ MongoDbCollectionStatus

Returns a new instance of MongoDbCollectionStatus.



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# File 'lib/cloudscale/plugins/mongo/mongo_db_collection_status.rb', line 18

def initialize
  super
  if is_enabled
    @client = Preops::MongodbPreop.instance.client
  end
end

Instance Attribute Details

#client ⇒ Object (readonly)

Returns the value of attribute client.



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# File 'lib/cloudscale/plugins/mongo/mongo_db_collection_status.rb', line 12

def client
  @client
end

Instance Method Details

#collect(agentInstanceId) ⇒ Object 



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# File 'lib/cloudscale/plugins/mongo/mongo_db_collection_status.rb', line 25

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

  @client.database.collection_names.each do | collection |
    stats = @client.command({:collstats => collection}).first

    registry.metrics["mongo.coll.count." + collection ] = metrics.gauge ("status_count_" + collection).to_sym do
      { :value => stats['count'] }
    end

    registry.metrics["mongo.coll.index.nindexes." + collection] = metrics.gauge ("status_nindexes_" + collection).to_sym do
      { :value => stats['nindexes'] }
    end

    registry.metrics["mongo.coll.index.totalIndexSize." + collection] = metrics.gauge ("status_totalIndexSize_" + collection).to_sym do
      { :value => stats['totalIndexSize'] }
    end

    registry.metrics["mongo.coll.size.size." + collection] = metrics.gauge ("status_size_" + collection).to_sym do
      { :value => stats['size'] }
    end

    registry.metrics["mongo.coll.size.storageSize." + collection] = metrics.gauge ("status_storageSize_" + collection).to_sym do
      { :value => stats['storageSize'] }
    end

    registry.metrics["mongo.coll.item.avgObjSize." + collection] = metrics.gauge ("status_avgObjSize_" + collection).to_sym do
      { :value => stats['avgObjSize'] }
    end

    registry.metrics["mongo.coll.item.lastExtentSize." + collection] = metrics.gauge ("status_lastExtentSize_" + collection).to_sym do
      { :value => stats['lastExtentSize'] }
    end
  end
end

#is_enabled ⇒ Object 



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# File 'lib/cloudscale/plugins/mongo/mongo_db_collection_status.rb', line 14

def is_enabled
  Preops::MongodbPreop.instance.is_enabled
end