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Fix bug when connecting another driver in local case. (#1760)

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* Allow connecting another driver when using ip address 127.0.0.1.

* Add test.
This commit is contained in:
Robert Nishihara 2018-03-21 11:49:53 -07:00 • committed by Philipp Moritz
parent 5c7ef34b05
commit c6ad71fc9d
2 changed files with 23 additions and 1 deletions
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5
python/ray/worker.py
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@ -1174,7 +1174,10 @@ def get_address_info_from_redis_helper(redis_address, node_ip_address):
assert b"ray_client_id" in info
assert b"node_ip_address" in info
assert b"client_type" in info
if info[b"node_ip_address"].decode("ascii") == node_ip_address:
client_node_ip_address = info[b"node_ip_address"].decode("ascii")
if (client_node_ip_address == node_ip_address or
(client_node_ip_address == "127.0.0.1" and
redis_ip_address == ray.services.get_node_ip_address())):
if info[b"client_type"].decode("ascii") == "plasma_manager":
plasma_managers.append(info)
elif info[b"client_type"].decode("ascii") == "local_scheduler":

19
test/multi_node_test.py
View file

@ -283,5 +283,24 @@ class StartRayScriptTest(unittest.TestCase):
subprocess.Popen(["ray", "stop"]).wait()
class MiscellaneousTest(unittest.TestCase):
def tearDown(self):
ray.worker.cleanup()
def testConnectingInLocalCase(self):
address_info = ray.init(num_cpus=0)
# Define a driver that just connects to Redis.
driver_script = """
import ray
ray.init(redis_address="{}")
print("success")
""".format(address_info["redis_address"])
out = run_string_as_driver(driver_script)
# Make sure the other driver succeeded.
self.assertIn("success", out)
if __name__ == "__main__":
unittest.main(verbosity=2)