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Add some comments to _start_key_lookups

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Richard van der Hoff 2017-09-20 01:32:42 +01:00
parent 2a4b9ea233
commit afbd773dc6
1 changed files with 8 additions and 0 deletions
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8
synapse/crypto/keyring.py
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@ -140,6 +140,12 @@ class Keyring(object):
Args: Args:
verify_requests (List[VerifyKeyRequest]): verify_requests (List[VerifyKeyRequest]):
""" """
# create a deferred for each server we're going to look up the keys
# for; we'll resolve them once we have completed our lookups.
# These will be passed into wait_for_previous_lookups to block
# any other lookups until we have finished.
# The deferreds are called with no logcontext.
server_to_deferred = { server_to_deferred = {
rq.server_name: defer.Deferred() rq.server_name: defer.Deferred()
for rq in verify_requests for rq in verify_requests
@ -162,6 +168,8 @@ class Keyring(object):
# When we've finished fetching all the keys for a given server_name, # When we've finished fetching all the keys for a given server_name,
# resolve the deferred passed to `wait_for_previous_lookups` so that # resolve the deferred passed to `wait_for_previous_lookups` so that
# any lookups waiting will proceed. # any lookups waiting will proceed.
#
# map from server name to a set of request ids
server_to_request_ids = {} server_to_request_ids = {}
def remove_deferreds(res, server_name, verify_request): def remove_deferreds(res, server_name, verify_request):