diff options
Diffstat (limited to 'synapse/http')
| -rw-r--r-- | synapse/http/matrixfederationclient.py | 28 |
1 files changed, 21 insertions, 7 deletions
diff --git a/synapse/http/matrixfederationclient.py b/synapse/http/matrixfederationclient.py index 5d80e0c4da..614c06a6d7 100644 --- a/synapse/http/matrixfederationclient.py +++ b/synapse/http/matrixfederationclient.py @@ -56,7 +56,8 @@ incoming_responses_counter = metrics.register_counter( ) -MAX_RETRIES = 10 +MAX_LONG_RETRIES = 10 +MAX_SHORT_RETRIES = 3 class MatrixFederationEndpointFactory(object): @@ -103,7 +104,7 @@ class MatrixFederationHttpClient(object): def _create_request(self, destination, method, path_bytes, body_callback, headers_dict={}, param_bytes=b"", query_bytes=b"", retry_on_dns_fail=True, - timeout=None): + timeout=None, long_retries=False): """ Creates and sends a request to the given url """ headers_dict[b"User-Agent"] = [self.version_string] @@ -123,7 +124,10 @@ class MatrixFederationHttpClient(object): # XXX: Would be much nicer to retry only at the transaction-layer # (once we have reliable transactions in place) - retries_left = MAX_RETRIES + if long_retries: + retries_left = MAX_LONG_RETRIES + else: + retries_left = MAX_SHORT_RETRIES http_url_bytes = urlparse.urlunparse( ("", "", path_bytes, param_bytes, query_bytes, "") @@ -184,9 +188,15 @@ class MatrixFederationHttpClient(object): ) if retries_left and not timeout: - delay = 4 ** (MAX_RETRIES + 1 - retries_left) - delay = max(delay, 60) - delay *= random.uniform(0.8, 1.4) + if long_retries: + delay = 4 ** (MAX_LONG_RETRIES + 1 - retries_left) + delay = max(delay, 60) + delay *= random.uniform(0.8, 1.4) + else: + delay = 0.5 * 2 ** (MAX_SHORT_RETRIES - retries_left) + delay = max(delay, 2) + delay *= random.uniform(0.8, 1.4) + yield sleep(delay) retries_left -= 1 else: @@ -237,7 +247,8 @@ class MatrixFederationHttpClient(object): headers_dict[b"Authorization"] = auth_headers @defer.inlineCallbacks - def put_json(self, destination, path, data={}, json_data_callback=None): + def put_json(self, destination, path, data={}, json_data_callback=None, + long_retries=False): """ Sends the specifed json data using PUT Args: @@ -248,6 +259,8 @@ class MatrixFederationHttpClient(object): the request body. This will be encoded as JSON. json_data_callback (callable): A callable returning the dict to use as the request body. + long_retries (bool): A boolean that indicates whether we should + retry for a short or long time. Returns: Deferred: Succeeds when we get a 2xx HTTP response. The result @@ -273,6 +286,7 @@ class MatrixFederationHttpClient(object): path.encode("ascii"), body_callback=body_callback, headers_dict={"Content-Type": ["application/json"]}, + long_retries=long_retries, ) if 200 <= response.code < 300: |