Class: Bitcoin::Grpc::Server

Inherits:
Blockchain::Service show all
Defined in:
lib/bitcoin/grpc/server.rb

Instance Attribute Summary collapse

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(spv, publisher, utxo_handler, asset_handler) ⇒ Server

Returns a new instance of Server.



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# File 'lib/bitcoin/grpc/server.rb', line 14

def initialize(spv, publisher, utxo_handler, asset_handler)
  @spv = spv
  @publisher = publisher
  @utxo_handler = utxo_handler
  @asset_handler = asset_handler
  @logger = Bitcoin::Logger.create(:debug)
end

Instance Attribute Details

#asset_handler ⇒ Object (readonly)

Returns the value of attribute asset_handler.



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# File 'lib/bitcoin/grpc/server.rb', line 12

def asset_handler
  @asset_handler
end

#logger ⇒ Object (readonly)

Returns the value of attribute logger.



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# File 'lib/bitcoin/grpc/server.rb', line 12

def logger
  @logger
end

#publisher ⇒ Object (readonly)

Returns the value of attribute publisher.



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# File 'lib/bitcoin/grpc/server.rb', line 12

def publisher
  @publisher
end

#spv ⇒ Object (readonly)

Returns the value of attribute spv.



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# File 'lib/bitcoin/grpc/server.rb', line 12

def spv
  @spv
end

#utxo_handler ⇒ Object (readonly)

Returns the value of attribute utxo_handler.



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# File 'lib/bitcoin/grpc/server.rb', line 12

def utxo_handler
  @utxo_handler
end

Class Method Details

.run(spv, publisher, utxo_handler, asset_handler) ⇒ Object 



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# File 'lib/bitcoin/grpc/server.rb', line 4

def self.run(spv, publisher, utxo_handler, asset_handler)
  addr = "0.0.0.0:8080"
  s = GRPC::RpcServer.new
  s.add_http2_port(addr, :this_port_is_insecure)
  s.handle(new(spv, publisher, utxo_handler, asset_handler))
  s.run_till_terminated
end

Instance Method Details

#events(requests) ⇒ Object 



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# File 'lib/bitcoin/grpc/server.rb', line 84

def events(requests)
  logger.info("events: #{requests}")
  events = []

  receiver = EventsReceiver.spawn(:receiver, events, publisher)
  requests.each do |request|
    receiver << request
  end

  logger.info("events: end")
  EventsResponseEnum.new(events).each
rescue => e
  logger.error("events: #{e.message}")
  logger.error("events: #{e.backtrace}")
end

#get_blockchain_info(request, call) ⇒ Object 



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# File 'lib/bitcoin/grpc/server.rb', line 22

def get_blockchain_info(request, call)
  best_block = spv.chain.latest_block
  GetBlockchainInfoResponse.new(
    chain: Bitcoin.chain_params.network.to_s,
    headers: best_block.height,
    bestblockhash: best_block.header.block_id,
    chainwork: best_block.header.work,
    mediantime: spv.chain.mtp(best_block.block_hash)
  )
rescue => e
  logger.info("get_blockchain_info: #{e.message}")
  logger.info("get_blockchain_info: #{e.backtrace}")
end

#watch_token(request, call) ⇒ Object 



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# File 'lib/bitcoin/grpc/server.rb', line 72

def watch_token(request, call)
  logger.info("watch_token: #{request}")
  asset_handler << request
  response = []
  Receiver.spawn(:receiver, request, response, publisher, [Bitcoin::Grpc::EventTokenIssued, Bitcoin::Grpc::EventTokenTransfered])
  logger.info("watch_token: end")
  ResponseEnum.new(request, response, WatchTokenResponseBuilder).each
rescue => e
  logger.info("watch_token: #{e.message}")
  logger.info("watch_token: #{e.backtrace}")
end

#watch_tx_confirmed(request, call) ⇒ Object 



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# File 'lib/bitcoin/grpc/server.rb', line 36

def watch_tx_confirmed(request, call)
  logger.info("watch_tx_confirmed: #{request}")
  utxo_handler << request
  response = []
  Receiver.spawn(:receiver, request, response, publisher, [Bitcoin::Grpc::EventTxConfirmed])
  logger.info("watch_tx_confirmed: end")
  ResponseEnum.new(request, response, WatchTxConfirmedResponseBuilder).each
rescue => e
  logger.info("watch_tx_confirmed: #{e.message}")
  logger.info("watch_tx_confirmed: #{e.backtrace}")
end

#watch_utxo(request, call) ⇒ Object 



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# File 'lib/bitcoin/grpc/server.rb', line 48

def watch_utxo(request, call)
  logger.info("watch_utxo: #{request}")
  utxo_handler << request
  response = []
  Receiver.spawn(:receiver, request, response, publisher, [Bitcoin::Grpc::EventUtxoRegistered, Bitcoin::Grpc::EventUtxoSpent])
  logger.info("watch_utxo: end")
  ResponseEnum.new(request, response, WatchUtxoResponseBuilder).each
rescue => e
  logger.info("watch_utxo: #{e.message}")
  logger.info("watch_utxo: #{e.backtrace}")
end

#watch_utxo_spent(request, call) ⇒ Object 



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# File 'lib/bitcoin/grpc/server.rb', line 60

def watch_utxo_spent(request, call)
  logger.info("watch_utxo_spent: #{request}")
  utxo_handler << request
  response = []
  Receiver.spawn(:receiver, request, response, publisher, [Bitcoin::Grpc::EventUtxoSpent])
  logger.info("watch_utxo_spent: end")
  ResponseEnum.new(request, response, WatchUtxoSpentResponseBuilder).each
rescue => e
  logger.info("watch_utxo_spent: #{e.message}")
  logger.info("watch_utxo_spent: #{e.backtrace}")
end