Class: WavefrontCli::Query

Inherits:
Base
  • Object
show all
Includes:
Wavefront::Mixins
Defined in:
lib/wavefront-cli/query.rb

Overview

CLI coverage for the v2 ‘query’ API.

Instance Attribute Summary

Attributes inherited from Base

#klass, #klass_word, #options, #wf

Instance Method Summary collapse

Methods inherited from Base

#check_status, #dispatch, #display, #do_delete, #do_describe, #do_import, #do_list, #do_tag_add, #do_tag_clear, #do_tag_delete, #do_tag_set, #do_tags, #do_undelete, #do_update, #format_var, #handle_error, #handle_response, #import_to_create, #initialize, #load_display_class, #load_file, #mk_creds, #mk_opts, #run, #validate_id, #validate_input, #validate_opts, #validate_tags, #validator_exception, #validator_method

Constructor Details

This class inherits a constructor from WavefrontCli::Base

Instance Method Details

#default_granularity(window) ⇒ Object

Work out a sensible granularity based on the time window



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# File 'lib/wavefront-cli/query.rb', line 48

def default_granularity(window)
  if window < 300
    :s
  elsif window < 10800
    :m
  elsif window < 259200
    :h
  else
    :d
  end
end

#do_default ⇒ Object 



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# File 'lib/wavefront-cli/query.rb', line 11

def do_default
  opts = {
    autoEvents:             options[:events],
    i:                      options[:inclusive],
    summarization:          options[:summarize] || 'mean',
    listMode:               true,
    strict:                 true,
    includeObsoleteMetrics: options[:obsolete],
    sorted:                 true
  }

  if options[:start]
    options[:start] = parse_time(options[:start], true)
  else
    options[:start] = (Time.now - 600).to_i
  end

  if options[:end]
    options[:end] = parse_time(options[:end], true)
    t_end = options[:end]
  else
    t_end = Time.now.to_i
  end

  options[:granularity] ||= default_granularity((t_end -
                                                options[:start]).to_i)

  opts[:n] = options[:name] if options[:name]
  opts[:p] = options[:points] if options[:points]

  wf.query(options[:'<query>'], options[:granularity],
           options[:start], options[:end] || nil, opts)
end

#do_raw ⇒ Object 



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# File 'lib/wavefront-cli/query.rb', line 69

def do_raw
  wf.raw(options[:'<metric>'], options[:host], options[:start],
         options[:end])
end

#extra_validation ⇒ Object 



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# File 'lib/wavefront-cli/query.rb', line 60

def extra_validation
  return unless options[:granularity]
  begin
    wf_granularity?(options[:granularity])
  rescue Wavefront::Exception::InvalidGranularity
    abort "'#{options[:granularity]}' is not a valid granularity."
  end
end