Move catchup of replication streams to worker. (#7024)

This changes the replication protocol so that the server does not send down `RDATA` for rows that happened before the client connected. Instead, the server will send a `POSITION` and clients then query the database (or master out of band) to get up to date.
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Erik Johnston 2020-03-25 14:54:01 +00:00 committed by GitHub
parent 7bab642707
commit 4cff617df1
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24 changed files with 635 additions and 487 deletions

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@ -499,4 +499,13 @@ class FederationSender(object):
self._get_per_destination_queue(destination).attempt_new_transaction()
def get_current_token(self) -> int:
# Dummy implementation for case where federation sender isn't offloaded
# to a worker.
return 0
async def get_replication_rows(
self, from_token, to_token, limit, federation_ack=None
):
# Dummy implementation for case where federation sender isn't offloaded
# to a worker.
return []