Class: ConfigServerAgent

Inherits:
Object
  • Object
show all
Defined in:
lib/config_server_agent.rb,
lib/config_server_agent/version.rb

Defined Under Namespace

Classes: Error

Constant Summary collapse

VERSION = 
'0.4.2'

Instance Method Summary collapse

Constructor Details

#initialize(config_server_api_key: ENV['CONFIG_SERVER_API_KEY'], config_server_host: ENV['CONFIG_SERVER_HOST'], user_agent: "ConfigServerAgent/#{ConfigServerAgent::VERSION}", user_agent_comment: nil) ⇒ ConfigServerAgent

Returns a new instance of ConfigServerAgent.



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# File 'lib/config_server_agent.rb', line 10

def initialize(
	config_server_api_key:  ENV['CONFIG_SERVER_API_KEY'],
	config_server_host:     ENV['CONFIG_SERVER_HOST'],
	user_agent:             "ConfigServerAgent/#{ConfigServerAgent::VERSION}",
	user_agent_comment:     nil
)
	@config_server_api_key  = config_server_api_key  or raise ArgumentError, 'Missing config_server_api_key parameter'
	@config_server_host     = config_server_host     or raise ArgumentError, 'Missing config_server_host parameter'

	@config     = nil
	@mutex      = Mutex.new
	@user_agent = user_agent
	@user_agent += " (#{user_agent_comment})" if user_agent_comment
end

Instance Method Details

#clear ⇒ Object 



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

def clear
	@config = nil
end

#get_config ⇒ Object 



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

def get_config
	return @config if @config
	@mutex.synchronize do
		@config ||= get_request('config_pack', {'cb' => Random.rand})
	end
end

#get_selected_config(area, item = nil, **options) ⇒ Object

Raises:



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# File 'lib/config_server_agent.rb', line 32

def get_selected_config(area, item=nil, **options)

	if options[:ignore_cache]
		@config = nil
	end

	data = get_config.group_by { |x| x['area'] }

	raise Error, "Area is missing: #{area}" unless data.key? area

	if item
		data.fetch(area, []).find { |row_item| break row_item["value"] if row_item["name"] == item }
	else
		data.fetch(area, [])
	end
end

#notify_missing(area, missing) ⇒ Object 



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# File 'lib/config_server_agent.rb', line 58

def notify_missing(area, missing)
	post_request 'notify_missing', area: area, name: missing
end

#set_config(values) ⇒ Object

Raises:



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# File 'lib/config_server_agent.rb', line 49

def set_config(values)
	raise Error, 'values not found' if values.empty?
	post_request('set_values', values)
end