103 lines
		
	
	
		
			2.6 KiB
		
	
	
	
		
			Ruby
		
	
	
	
			
		
		
	
	
			103 lines
		
	
	
		
			2.6 KiB
		
	
	
	
		
			Ruby
		
	
	
	
| # This file should not have any direct dependency on Rails environment
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| # please require all dependencies below:
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| require 'active_support/core_ext/hash/keys'
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| require 'active_support/core_ext/module/delegation'
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| 
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| module Gitlab
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|   class Redis
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|     CACHE_NAMESPACE = 'cache:gitlab'.freeze
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|     SESSION_NAMESPACE = 'session:gitlab'.freeze
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|     SIDEKIQ_NAMESPACE = 'resque:gitlab'.freeze
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|     MAILROOM_NAMESPACE = 'mail_room:gitlab'.freeze
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|     DEFAULT_REDIS_URL = 'redis://localhost:6379'.freeze
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| 
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|     class << self
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|       delegate :params, :url, to: :new
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| 
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|       def with
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|         @pool ||= ConnectionPool.new(size: pool_size) { ::Redis.new(params) }
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|         @pool.with { |redis| yield redis }
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|       end
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| 
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|       def pool_size
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|         if Sidekiq.server?
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|           # the pool will be used in a multi-threaded context
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|           Sidekiq.options[:concurrency] + 5
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|         else
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|           # probably this is a Unicorn process, so single threaded
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|           5
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|         end
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|       end
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| 
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|       def _raw_config
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|         return @_raw_config if defined?(@_raw_config)
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| 
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|         begin
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|           @_raw_config = ERB.new(File.read(config_file)).result.freeze
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|         rescue Errno::ENOENT
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|           @_raw_config = false
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|         end
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| 
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|         @_raw_config
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|       end
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| 
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|       def config_file
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|         ENV['GITLAB_REDIS_CONFIG_FILE'] || File.expand_path('../../config/resque.yml', __dir__)
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|       end
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|     end
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| 
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|     def initialize(rails_env = nil)
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|       @rails_env = rails_env || ::Rails.env
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|     end
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| 
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|     def params
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|       redis_store_options
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|     end
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| 
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|     def url
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|       raw_config_hash[:url]
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|     end
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| 
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|     def sentinels
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|       raw_config_hash[:sentinels]
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|     end
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| 
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|     def sentinels?
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|       sentinels && !sentinels.empty?
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|     end
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| 
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|     private
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| 
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|     def redis_store_options
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|       config = raw_config_hash
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|       redis_url = config.delete(:url)
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|       redis_uri = URI.parse(redis_url)
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| 
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|       if redis_uri.scheme == 'unix'
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|         # Redis::Store does not handle Unix sockets well, so let's do it for them
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|         config[:path] = redis_uri.path
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|         config
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|       else
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|         redis_hash = ::Redis::Store::Factory.extract_host_options_from_uri(redis_url)
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|         # order is important here, sentinels must be after the connection keys.
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|         # {url: ..., port: ..., sentinels: [...]}
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|         redis_hash.merge(config)
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|       end
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|     end
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| 
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|     def raw_config_hash
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|       config_data = fetch_config
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| 
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|       if config_data
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|         config_data.is_a?(String) ? { url: config_data } : config_data.deep_symbolize_keys
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|       else
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|         { url: DEFAULT_REDIS_URL }
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|       end
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|     end
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| 
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|     def fetch_config
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|       self.class._raw_config ? YAML.load(self.class._raw_config)[@rails_env] : false
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|     end
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|   end
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| end
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