Class: MiddlewareHealthcheck::DefaultCheckers::ActiveRecordChecker

Inherits:
Object
  • Object
show all
Defined in:
lib/middleware_healthcheck/default_checkers/active_record_checker.rb

Constant Summary collapse

NOT_CONNECTED_ERROR = 
"Can't connect to database.".freeze
EXCEPTION_REGEXP = 
/^ActiveRecord::/.freeze

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(_app, _env) ⇒ ActiveRecordChecker

Returns a new instance of ActiveRecordChecker.



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# File 'lib/middleware_healthcheck/default_checkers/active_record_checker.rb', line 9

def initialize(_app, _env)
end

Instance Attribute Details

#error ⇒ Object

Returns the value of attribute error.



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# File 'lib/middleware_healthcheck/default_checkers/active_record_checker.rb', line 7

def error
  @error
end

Instance Method Details

#healthy? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/middleware_healthcheck/default_checkers/active_record_checker.rb', line 12

def healthy?
  ActiveRecord::Base.establish_connection
  ActiveRecord::Base.connection
  if ActiveRecord::Base.connected?
    true
  else
    self.error = NOT_CONNECTED_ERROR
    false
  end
rescue => e
  if e.class.to_s.match EXCEPTION_REGEXP
    self.error = e.message
    false
  else
    raise e
  end
end