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Added docstrings. Added request size to receipts. Fixed link stale time calculation on newly created links with no actual activity.

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This commit is contained in:
Mark Qvist 2022-05-24 20:13:11 +02:00
parent c24233845e
commit 30f71857ae
1 changed files with 20 additions and 7 deletions
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27
RNS/Link.py
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@ -334,7 +334,8 @@ class Link:
response_callback = response_callback, response_callback = response_callback,
failed_callback = failed_callback, failed_callback = failed_callback,
progress_callback = progress_callback, progress_callback = progress_callback,
timeout = timeout timeout = timeout,
request_size = len(packed_request),
) )
else: else:
@ -348,7 +349,8 @@ class Link:
response_callback = response_callback, response_callback = response_callback,
failed_callback = failed_callback, failed_callback = failed_callback,
progress_callback = progress_callback, progress_callback = progress_callback,
timeout = timeout timeout = timeout,
request_size = len(packed_request),
) )
@ -383,7 +385,9 @@ class Link:
""" """
:returns: The time in seconds since last inbound packet on the link. :returns: The time in seconds since last inbound packet on the link.
""" """
return time.time() - self.last_inbound activated_at = self.activated_at if self.activated_at != None else 0
last_inbound = max(self.last_inbound, activated_at)
return time.time() - last_inbound
def no_outbound_for(self): def no_outbound_for(self):
""" """
@ -497,13 +501,15 @@ class Link:
sleep_time = 0.001 sleep_time = 0.001
elif self.status == Link.ACTIVE: elif self.status == Link.ACTIVE:
if time.time() >= self.last_inbound + self.keepalive: activated_at = self.activated_at if self.activated_at != None else 0
last_inbound = max(self.last_inbound, activated_at)
if time.time() >= last_inbound + self.keepalive:
sleep_time = self.rtt * self.keepalive_timeout_factor + Link.STALE_GRACE sleep_time = self.rtt * self.keepalive_timeout_factor + Link.STALE_GRACE
self.status = Link.STALE self.status = Link.STALE
if self.initiator: if self.initiator:
self.send_keepalive() self.send_keepalive()
else: else:
sleep_time = (self.last_inbound + self.keepalive) - time.time() sleep_time = (last_inbound + self.keepalive) - time.time()
elif self.status == Link.STALE: elif self.status == Link.STALE:
sleep_time = 0.001 sleep_time = 0.001
@ -543,7 +549,7 @@ class Link:
allowed = False allowed = False
if not allow == RNS.Destination.ALLOW_NONE: if not allow == RNS.Destination.ALLOW_NONE:
if allow == RNS.Destination.ALLOW_LIST: if allow == RNS.Destination.ALLOW_LIST:
if self.__remote_identity.hash in allowed_list: if self.__remote_identity != None and self.__remote_identity.hash in allowed_list:
allowed = True allowed = True
elif allow == RNS.Destination.ALLOW_ALL: elif allow == RNS.Destination.ALLOW_ALL:
allowed = True allowed = True
@ -814,6 +820,12 @@ class Link:
self.callbacks.link_established = callback self.callbacks.link_established = callback
def set_link_closed_callback(self, callback): def set_link_closed_callback(self, callback):
"""
Registers a function to be called when a link has been
torn down.
:param callback: A function or method with the signature *callback(link)* to be called.
"""
self.callbacks.link_closed = callback self.callbacks.link_closed = callback
def set_packet_callback(self, callback): def set_packet_callback(self, callback):
@ -922,7 +934,7 @@ class RequestReceipt():
RECEIVING = 0x03 RECEIVING = 0x03
READY = 0x04 READY = 0x04
def __init__(self, link, packet_receipt = None, resource = None, response_callback = None, failed_callback = None, progress_callback = None, timeout = None): def __init__(self, link, packet_receipt = None, resource = None, response_callback = None, failed_callback = None, progress_callback = None, timeout = None, request_size = None):
self.packet_receipt = packet_receipt self.packet_receipt = packet_receipt
self.resource = resource self.resource = resource
self.started_at = None self.started_at = None
@ -938,6 +950,7 @@ class RequestReceipt():
self.link = link self.link = link
self.request_id = self.hash self.request_id = self.hash
self.request_size = request_size
self.response = None self.response = None
self.response_transfer_size = None self.response_transfer_size = None