feature_shutdown.py raw

   1  #!/usr/bin/env python3
   2  # Copyright (c) 2018-present The Bitcoin Core developers
   3  # Distributed under the MIT software license, see the accompanying
   4  # file COPYING or http://www.opensource.org/licenses/mit-license.php.
   5  """Test bitcoind shutdown."""
   6  
   7  from test_framework.test_framework import BitcoinTestFramework
   8  from test_framework.util import assert_equal
   9  from threading import Thread
  10  
  11  def test_long_call(node):
  12      block = node.waitfornewblock()
  13      assert_equal(block['height'], 0)
  14  
  15  class ShutdownTest(BitcoinTestFramework):
  16  
  17      def set_test_params(self):
  18          self.setup_clean_chain = True
  19          self.num_nodes = 1
  20  
  21      def run_test(self):
  22          node = self.nodes[0].create_new_rpc_connection()
  23          # Force connection establishment by executing a dummy command.
  24          node.getblockcount()
  25          Thread(target=test_long_call, args=(node,)).start()
  26          # Wait until the server is executing the above `waitfornewblock`.
  27          self.wait_until(lambda: len(self.nodes[0].getrpcinfo()['active_commands']) == 2)
  28          # Wait 1 second after requesting shutdown but not before the `stop` call
  29          # finishes. This is to ensure event loop waits for current connections
  30          # to close.
  31          self.stop_node(0, wait=1000)
  32  
  33  if __name__ == '__main__':
  34      ShutdownTest(__file__).main()
  35