Class: Raidis::Configuration

Inherits:
Object
  • Object
show all
Defined in:
lib/raidis/configuration.rb

Defined Under Namespace

Classes: Master

Constant Summary collapse

InfoFilePathNotFound = 
Class.new(RuntimeError)

Instance Attribute Summary collapse

Instance Method Summary collapse

Instance Attribute Details

#logger ⇒ Object 



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# File 'lib/raidis/configuration.rb', line 18

def logger
  @logger ||= begin
    if defined?(Rails)
      Rails.logger
    else
      Logger.new(STDOUT)
    end
  end
end

#master ⇒ Object 



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# File 'lib/raidis/configuration.rb', line 48

def master
  unless @master
    unless info_file_path.exist?
      Trouble.notify(InfoFilePathNotFound.new, code: :info_file_not_found, message: 'Raidis could not find the redis master info file', location: info_file_path) if defined?(Trouble)
      return
    end

    unless info_file_path.readable?
      Trouble.notify(InfoFilePathNotFound.new, code: :info_file_not_readable, message: 'The redis master info file exists but is not readable for Raidis', location: info_file_path) if defined?(Trouble)
      return
    end
  end

  content = @master || info_file_path.read
  server = Master.new
  server.endpoint, server.port = content.strip.to_s.split(':')

  unless server.endpoint
    if @master
      Trouble.notify(InfoFilePathNotFound.new, code: :invalid_master, message: 'Raidis does not understand the config.master value you provided', value: config.master.inspect) if defined?(Trouble)
    else
      Trouble.notify(InfoFilePathNotFound.new, code: :invalid_info_file_content, message: 'Raidis found the redis master info file, but there was no valid endpoint in it', location: info_file_path, content: info_file_path.read.inspect) if defined?(Trouble)
    end
    return
  end
  server
end

#redis_db ⇒ Object

Returns the value of attribute redis_db.



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# File 'lib/raidis/configuration.rb', line 15

def redis_db
  @redis_db
end

#redis_namespace ⇒ Object

Returns the value of attribute redis_namespace.



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# File 'lib/raidis/configuration.rb', line 15

def redis_namespace
  @redis_namespace
end

#redis_timeout ⇒ Object

Returns the value of attribute redis_timeout.



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# File 'lib/raidis/configuration.rb', line 15

def redis_timeout
  @redis_timeout
end

#retries ⇒ Object 



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# File 'lib/raidis/configuration.rb', line 40

def retries
  @retries ||= 1
end

#retry_interval ⇒ Object 



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# File 'lib/raidis/configuration.rb', line 44

def retry_interval
  @retry_interval ||= 3
end

#unavailability_timeout ⇒ Object 



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# File 'lib/raidis/configuration.rb', line 36

def unavailability_timeout
  @unavailability_timeout ||= 15  # seconds
end

Instance Method Details

#info_file_path ⇒ Object 



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# File 'lib/raidis/configuration.rb', line 28

def info_file_path
  @info_file_path ||= Pathname.new('/etc/redis_master')
end

#info_file_path=(path) ⇒ Object 



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# File 'lib/raidis/configuration.rb', line 32

def info_file_path=(path)
  Pathname.new path
end