Module: Easymon

Defined in:
lib/easymon.rb,
lib/easymon/engine.rb,
lib/easymon/result.rb,
lib/easymon/testing.rb,
lib/easymon/version.rb,
lib/easymon/checklist.rb,
lib/easymon/repository.rb,
lib/easymon/checks/http_check.rb,
lib/easymon/checks/redis_check.rb,
lib/easymon/checks/memcached_check.rb,
lib/easymon/checks/semaphore_check.rb,
lib/easymon/checks/active_record_check.rb,
lib/easymon/checks/redis_writeable_check.rb,
lib/easymon/checks/traffic_enabled_check.rb,
app/controllers/easymon/checks_controller.rb,
lib/easymon/checks/multi_active_record_check.rb,
lib/easymon/checks/split_active_record_check.rb,
app/controllers/easymon/application_controller.rb,
lib/easymon/checks/active_record_mysql_writeable_check.rb

Defined Under Namespace

Modules: Testing Classes: ActiveRecordCheck, ActiveRecordMysqlWriteableCheck, ApplicationController, Checklist, ChecksController, Engine, HttpCheck, MemcachedCheck, MultiActiveRecordCheck, RedisCheck, RedisWriteableCheck, Repository, Result, SemaphoreCheck, SplitActiveRecordCheck, TrafficEnabledCheck

Constant Summary collapse

NoSuchCheck = 
Class.new(StandardError)
VERSION = 
"1.6.4"

Class Method Summary collapse

Class Method Details

.authorize_with=(block) ⇒ Object 



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# File 'lib/easymon.rb', line 86

def self.authorize_with=(block)
  @authorize_with = block
end

.authorized?(request) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/easymon.rb', line 90

def self.authorized?(request)
  @authorize_with.nil? ? true : @authorize_with.call(request)
end

.has_before_action? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/easymon.rb', line 50

def self.has_before_action?
  Easymon.rails_newer_than?("4.0.0.beta")
end

.has_render_plain? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/easymon.rb', line 45

def self.has_render_plain?
  # Rails 4.1.0 introduced :plain, Rails 5 deprecated :text
  Easymon.rails_newer_than?("4.1.0.beta")
end

.mountable_engine? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/easymon.rb', line 37

def self.mountable_engine?
  Easymon.rails_version > Gem::Version.new("3.1")
end

.rails2? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/easymon.rb', line 29

def self.rails2?
  Easymon.rails_version.between?(Gem::Version.new("2.3"), Gem::Version.new("3.0"))
end

.rails30? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/easymon.rb', line 33

def self.rails30?
  Easymon.rails_version.between?(Gem::Version.new("3.0"), Gem::Version.new("3.1"))
end

.rails_newer_than?(version) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/easymon.rb', line 41

def self.rails_newer_than?(version)
  Easymon.rails_version > Gem::Version.new(version)
end

.rails_version ⇒ Object 



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# File 'lib/easymon.rb', line 25

def self.rails_version
  Gem::Version.new(Rails.version)
end

.routes(mapper, path = "/up") ⇒ Object 



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# File 'lib/easymon.rb', line 54

def self.routes(mapper, path = "/up")
  if Easymon.rails2?
    # Rails 2.3.x (anything less than 3, really)
    $:.unshift File.expand_path(File.join(
      File.dirname(__FILE__),
      "..", "app", "controllers"))
    require "easymon/checks_controller"

    mapper.instance_eval do
      connect "#{path}.:format", controller: "easymon/checks", action: "index"
      connect "#{path}/:check.:format", controller: "easymon/checks", action: "show"
    end
  elsif Easymon.rails30?
    # Greater than 3.0, but less than 3.1
    mapper.instance_eval do
      get "#{path}(.:format)", controller: "easymon/checks", action: "index"
      get "#{path}/:check", controller: "easymon/checks", action: "show"
    end
  elsif Easymon.mountable_engine?
    # Rails 3.1+
    mapper.instance_eval do
      get "/(.:format)", to: "checks#index"
      root to: "checks#index"
      get "/:check", to: "checks#show"
    end
  end
end

.timing_to_ms(timing = 0) ⇒ Object 



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# File 'lib/easymon.rb', line 82

def self.timing_to_ms(timing = 0)
  sprintf("%.3f", (timing * 1000))
end