Class: Protobuf::Rpc::Zmq::Broker
- Inherits:
-
Object
- Object
- Protobuf::Rpc::Zmq::Broker
- Includes:
- Util
- Defined in:
- lib/protobuf/rpc/servers/zmq/broker.rb
Instance Attribute Summary collapse
-
#local_queue ⇒ Object
readonly
Returns the value of attribute local_queue.
Instance Method Summary collapse
-
#initialize(server) ⇒ Broker
constructor
A new instance of Broker.
- #run ⇒ Object
- #running? ⇒ Boolean
Methods included from Util
#log_signature, #resolve_ip, #zmq_error_check
Methods included from Logging
initialize_logger, #log_exception, #log_signature, #logger, #sign_message
Constructor Details
#initialize(server) ⇒ Broker
Returns a new instance of Broker.
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# File 'lib/protobuf/rpc/servers/zmq/broker.rb', line 11 def initialize(server) @server = server init_zmq_context init_local_queue init_backend_socket init_frontend_socket init_poller rescue teardown raise end |
Instance Attribute Details
#local_queue ⇒ Object (readonly)
Returns the value of attribute local_queue.
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# File 'lib/protobuf/rpc/servers/zmq/broker.rb', line 9 def local_queue @local_queue end |
Instance Method Details
#run ⇒ Object
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# File 'lib/protobuf/rpc/servers/zmq/broker.rb', line 24 def run @idle_workers = [] @running = true loop do process_local_queue rc = @poller.poll(broker_polling_milliseconds) # The server was shutdown and no requests are pending break if rc == 0 && !running? && @server.workers.empty? # Something went wrong break if rc == -1 check_and_process_backend process_local_queue # Fair ordering so queued requests get in before new requests check_and_process_frontend end ensure teardown @running = false end |
#running? ⇒ Boolean
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# File 'lib/protobuf/rpc/servers/zmq/broker.rb', line 46 def running? @running && @server.running? end |