Module: RedisClient::Config::Common

Included in:
RedisClient::Config, SentinelConfig
Defined in:
lib/redis_client/config.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Instance Attribute Details

#circuit_breaker ⇒ Object (readonly)

Returns the value of attribute circuit_breaker.



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# File 'lib/redis_client/config.rb', line 15

def circuit_breaker
  @circuit_breaker
end

#command_builder ⇒ Object (readonly)

Returns the value of attribute command_builder.



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# File 'lib/redis_client/config.rb', line 15

def command_builder
  @command_builder
end

#connect_timeout ⇒ Object (readonly)

Returns the value of attribute connect_timeout.



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# File 'lib/redis_client/config.rb', line 15

def connect_timeout
  @connect_timeout
end

#connection_prelude ⇒ Object (readonly)

Returns the value of attribute connection_prelude.



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# File 'lib/redis_client/config.rb', line 15

def connection_prelude
  @connection_prelude
end

#custom ⇒ Object (readonly)

Returns the value of attribute custom.



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# File 'lib/redis_client/config.rb', line 15

def custom
  @custom
end

#db ⇒ Object (readonly)

Returns the value of attribute db.



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# File 'lib/redis_client/config.rb', line 15

def db
  @db
end

#driver ⇒ Object (readonly)

Returns the value of attribute driver.



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# File 'lib/redis_client/config.rb', line 15

def driver
  @driver
end

#id ⇒ Object (readonly)

Returns the value of attribute id.



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# File 'lib/redis_client/config.rb', line 15

def id
  @id
end

#inherit_socket ⇒ Object (readonly)

Returns the value of attribute inherit_socket.



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# File 'lib/redis_client/config.rb', line 15

def inherit_socket
  @inherit_socket
end

#middlewares_stack ⇒ Object (readonly)

Returns the value of attribute middlewares_stack.



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# File 'lib/redis_client/config.rb', line 15

def middlewares_stack
  @middlewares_stack
end

#password ⇒ Object (readonly)

Returns the value of attribute password.



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# File 'lib/redis_client/config.rb', line 15

def password
  @password
end

#protocol ⇒ Object (readonly)

Returns the value of attribute protocol.



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# File 'lib/redis_client/config.rb', line 15

def protocol
  @protocol
end

#read_timeout ⇒ Object (readonly)

Returns the value of attribute read_timeout.



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# File 'lib/redis_client/config.rb', line 15

def read_timeout
  @read_timeout
end

#ssl ⇒ Object (readonly) Also known as: ssl?

Returns the value of attribute ssl.



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# File 'lib/redis_client/config.rb', line 15

def ssl
  @ssl
end

#ssl_params ⇒ Object (readonly)

Returns the value of attribute ssl_params.



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# File 'lib/redis_client/config.rb', line 15

def ssl_params
  @ssl_params
end

#write_timeout ⇒ Object (readonly)

Returns the value of attribute write_timeout.



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# File 'lib/redis_client/config.rb', line 15

def write_timeout
  @write_timeout
end

Instance Method Details

#initialize(username: nil, password: nil, db: nil, id: nil, timeout: DEFAULT_TIMEOUT, read_timeout: timeout, write_timeout: timeout, connect_timeout: timeout, ssl: nil, custom: {}, ssl_params: nil, driver: nil, protocol: 3, client_implementation: RedisClient, command_builder: CommandBuilder, inherit_socket: false, reconnect_attempts: false, middlewares: false, circuit_breaker: nil) ⇒ Object 



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# File 'lib/redis_client/config.rb', line 21

def initialize(
  username: nil,
  password: nil,
  db: nil,
  id: nil,
  timeout: DEFAULT_TIMEOUT,
  read_timeout: timeout,
  write_timeout: timeout,
  connect_timeout: timeout,
  ssl: nil,
  custom: {},
  ssl_params: nil,
  driver: nil,
  protocol: 3,
  client_implementation: RedisClient,
  command_builder: CommandBuilder,
  inherit_socket: false,
  reconnect_attempts: false,
  middlewares: false,
  circuit_breaker: nil
)
  @username = username
  @password = password
  @db = begin
    Integer(db || DEFAULT_DB)
  rescue ArgumentError
    raise ArgumentError, "db: must be an Integer, got: #{db.inspect}"
  end

  @id = id
  @ssl = ssl || false

  @ssl_params = ssl_params
  @connect_timeout = connect_timeout
  @read_timeout = read_timeout
  @write_timeout = write_timeout

  @driver = driver ? RedisClient.driver(driver) : RedisClient.default_driver

  @custom = custom

  @client_implementation = client_implementation
  @protocol = protocol
  unless protocol == 2 || protocol == 3
    raise ArgumentError, "Unknown protocol version #{protocol.inspect}, expected 2 or 3"
  end

  @command_builder = command_builder
  @inherit_socket = inherit_socket

  reconnect_attempts = Array.new(reconnect_attempts, 0).freeze if reconnect_attempts.is_a?(Integer)
  @reconnect_attempts = reconnect_attempts
  @connection_prelude = build_connection_prelude

  circuit_breaker = CircuitBreaker.new(**circuit_breaker) if circuit_breaker.is_a?(Hash)
  if @circuit_breaker = circuit_breaker
    middlewares = [CircuitBreaker::Middleware] + (middlewares || [])
  end

  middlewares_stack = Middlewares
  if middlewares && !middlewares.empty?
    middlewares_stack = Class.new(Middlewares)
    middlewares.each do |mod|
      middlewares_stack.include(mod)
    end
  end
  @middlewares_stack = middlewares_stack
end

#new_client(**kwargs) ⇒ Object 



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# File 'lib/redis_client/config.rb', line 107

def new_client(**kwargs)
  @client_implementation.new(self, **kwargs)
end

#new_pool(**kwargs) ⇒ Object 



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# File 'lib/redis_client/config.rb', line 102

def new_pool(**kwargs)
  kwargs[:timeout] ||= DEFAULT_TIMEOUT
  Pooled.new(self, **kwargs)
end

#resolved? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/redis_client/config.rb', line 94

def resolved?
  true
end

#retry_connecting?(attempt, _error) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/redis_client/config.rb', line 111

def retry_connecting?(attempt, _error)
  if @reconnect_attempts
    if (pause = @reconnect_attempts[attempt])
      if pause > 0
        sleep(pause)
      end
      return true
    end
  end
  false
end

#sentinel? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/redis_client/config.rb', line 98

def sentinel?
  false
end

#server_url ⇒ Object 



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# File 'lib/redis_client/config.rb', line 129

def server_url
  if path
    url = "unix://#{path}"
    if db != 0
      url = "#{url}?db=#{db}"
    end
  else
    # add brackets to IPv6 address
    redis_host = if host.count(":") >= 2
      "[#{host}]"
    else
      host
    end
    url = "redis#{'s' if ssl?}://#{redis_host}:#{port}"
    if db != 0
      url = "#{url}/#{db}"
    end
  end
  url
end

#ssl_context ⇒ Object 



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# File 'lib/redis_client/config.rb', line 123

def ssl_context
  if ssl
    @ssl_context ||= @driver.ssl_context(@ssl_params || {})
  end
end

#username ⇒ Object 



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# File 'lib/redis_client/config.rb', line 90

def username
  @username || DEFAULT_USERNAME
end