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Factor out _start_key_lookups

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... to make it easier to see what's going on.
This commit is contained in:
Richard van der Hoff 2017-09-20 01:32:42 +01:00
parent fde63b880d
commit 3b98439eca
1 changed files with 17 additions and 7 deletions
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24
synapse/crypto/keyring.py
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@ -122,6 +122,23 @@ class Keyring(object):
verify_requests.append(verify_request) verify_requests.append(verify_request)
self._start_key_lookups(verify_requests)
# Pass those keys to handle_key_deferred so that the json object
# signatures can be verified
return [
preserve_context_over_fn(_handle_key_deferred, rq)
for rq in verify_requests
]
def _start_key_lookups(self, verify_requests):
"""Sets off the key fetches for each verify request
Once each fetch completes, verify_request.deferred will be resolved.
Args:
verify_requests (List[VerifyKeyRequest]):
"""
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
@ -163,13 +180,6 @@ class Keyring(object):
remove_deferreds, server_name, verify_request, remove_deferreds, server_name, verify_request,
) )
# Pass those keys to handle_key_deferred so that the json object
# signatures can be verified
return [
preserve_context_over_fn(_handle_key_deferred, verify_request)
for verify_request in verify_requests
]
@defer.inlineCallbacks @defer.inlineCallbacks
def wait_for_previous_lookups(self, server_names, server_to_deferred): def wait_for_previous_lookups(self, server_names, server_to_deferred):
"""Waits for any previous key lookups for the given servers to finish. """Waits for any previous key lookups for the given servers to finish.