class MetricCollect

Author

Kevin Moser (<kevin.moser@nordstrom.com>)

Copyright

2012, Nordstrom, Inc.

Licensed under the Apache License, Version 2.0 (the “License”); you may not use this file except in compliance with the License. You may obtain a copy of the License at

http://www.apache.org/licenses/LICENSE-2.0

Unless required by applicable law or agreed to in writing, software distributed under the License is distributed on an “AS IS” BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the License for the specific language governing permissions and limitations under the License.

Author

Kevin Moser (<kevin.moser@nordstrom.com>)

Copyright

2012, Nordstrom, Inc.

Licensed under the Apache License, Version 2.0 (the “License”); you may not use this file except in compliance with the License. You may obtain a copy of the License at

http://www.apache.org/licenses/LICENSE-2.0

Unless required by applicable law or agreed to in writing, software distributed under the License is distributed on an “AS IS” BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the License for the specific language governing permissions and limitations under the License.

Author

Kevin Moser (<kevin.moser@nordstrom.com>)

Copyright

2012, Nordstrom, Inc.

Licensed under the Apache License, Version 2.0 (the “License”); you may not use this file except in compliance with the License. You may obtain a copy of the License at

http://www.apache.org/licenses/LICENSE-2.0

Unless required by applicable law or agreed to in writing, software distributed under the License is distributed on an “AS IS” BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the License for the specific language governing permissions and limitations under the License.

Constants

VERSION

Public Instance Methods

load_config_from_file() click to toggle source 
# File lib/metric_collect.rb, line 82
def load_config_from_file
  puts "#{MetricCollect::Log.build_time}|INFO|Loading config file #{@config_file}"
  @config = MetricCollect::Config.new    
  @config.instance_eval(IO.read(@config_file))
end
load_dynamic_definitions(metric) click to toggle source 
# File lib/metric_collect.rb, line 52
def load_dynamic_definitions(metric)
  new_metric = MetricCollect::Metric.new("CommandLine")
  begin
    MetricCollect::Log.info("Loading metric[#{new_metric.name}]")
    new_metric.instance_eval(metric)
  rescue => error
    MetricCollect::Log.fatal("Error loading metric[#{new_metric.name}]", error)
  end
  @metrics << new_metric
end
load_logger() click to toggle source 
# File lib/metric_collect.rb, line 48
def load_logger
  MetricCollect::Log.new(@config.params[:log_file]) if @config.params[:log_file]
end
load_metric_definitions() click to toggle source 
# File lib/metric_collect.rb, line 63
def load_metric_definitions
  unless File.exists?(@config.params[:metrics_directory])
    MetricCollect::Log.fatal("Metrics directory supplied does not exist!")
  end
  metric_files = Dir["#{@config.params[:metrics_directory]}/*.rb"]
  @metrics = Array.new

  metric_files.each do |filename|
    new_metric = MetricCollect::Metric.new(File.basename(filename, ".rb"))
    begin
      MetricCollect::Log.info("Loading metric[#{new_metric.name}]")
      new_metric.instance_eval(IO.read(filename))
    rescue => error
      MetricCollect::Log.fatal("Error loading metric[#{new_metric.name}]", error)
    end
    @metrics << new_metric
  end
end
run(config_file, metric=nil) click to toggle source 
# File lib/metric_collect.rb, line 27
def run(config_file, metric=nil)
  unless config_file 
    puts "Config file not specified!!"
    exit
  end
  @config_file = config_file

  load_config_from_file
  load_logger

  unless @config.params[:metrics_directory]
    MetricCollect::Log.fatal("You must set a metrics_directory in your config.rb")
  end
  
  load_metric_definitions
  load_dynamic_definitions(metric) if metric
  send_all_metrics

  MetricCollect::Log.info("All metrics processed successfully!")
end
send_all_metrics() click to toggle source 
# File lib/metric_collect.rb, line 88
def send_all_metrics
  @metrics.each do |metric|
    MetricCollect::Log.info("Processing metric[#{metric.name}]")
    metric.send(@config)
  end
end