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added address resolution fix for running in docker containers #11944

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Nov 24, 2020
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3 changes: 2 additions & 1 deletion python/ray/_private/services.py
Original file line number Diff line number Diff line change
Expand Up @@ -186,7 +186,8 @@ def get_address_info_from_redis_helper(redis_address,
client_node_ip_address = client_info["NodeManagerAddress"]
if (client_node_ip_address == node_ip_address
or (client_node_ip_address == "127.0.0.1"
and redis_ip_address == get_node_ip_address())):
and redis_ip_address == get_node_ip_address())
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@dHannasch dHannasch Nov 12, 2020

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Come to think of it, do we actually want get_node_ip_address(redis_address) here rather than leaving the argument as the default 8.8.8.8? If the GlobalState will be reporting the IP addresses that it sees from the perspective of redis_address (which might not always be the same as the view from 8.8.8.8 Google DNS)?

or client_node_ip_address == redis_ip_address):
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If we call ray.init from worker node (not head node), this will return the wrong address info. We should return the given worker node address info not the head node address info. @roireshef @ericl

relevant_client = client_info
break
if relevant_client is None:
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