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Added continous resource timeout adjustment. Fixes missing response timeout check.

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Mark Qvist
2021-09-03 21:08:20 +02:00
parent 42a3d23e99
commit 07cf180ea8
2 changed files with 36 additions and 19 deletions
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RNS/Resource.py
+18 -13
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@@ -32,15 +32,16 @@ class Resource:
# maximum size a resource should be, if
# it is to be handled within reasonable
# time constraint, even on small systems.
#
# A small system in this regard is
# defined as a Raspberry Pi, which should
# be able to compress, encrypt and hash-map
# the resource in about 10 seconds.
#
# This constant will be used when determining
# how to sequence the sending of large resources.
MAX_EFFICIENT_SIZE = 16 * 1024 * 1024
MAX_EFFICIENT_SIZE = 16 * 1024 * 1024
RESPONSE_MAX_GRACE_TIME = 10
# The maximum size to auto-compress with
# bz2 before sending.
@@ -389,7 +390,12 @@ class Resource:
elif self.status == Resource.TRANSFERRING:
if not self.initiator:
rtt = self.link.rtt if self.rtt == None else self.rtt
if self.rtt == None:
rtt = self.link.rtt
else:
rtt = self.rtt
sleep_time = self.last_activity + (rtt*self.part_timeout_factor) + Resource.RETRY_GRACE_TIME - time.time()
if sleep_time < 0:
@@ -541,15 +547,14 @@ class Resource:
self.req_resp = self.last_activity
rtt = self.req_resp-self.req_sent
if rtt >= self.link.rtt:
self.part_timeout_factor = Resource.PART_TIMEOUT_FACTOR_AFTER_RTT
if self.rtt == None:
self.rtt = rtt
self.watchdog_job()
elif rtt < self.rtt:
self.rtt = max(self.rtt - self.rtt*0.05, rtt)
elif rtt > self.rtt:
self.rtt = min(self.rtt + self.rtt*0.05, rtt)
self.part_timeout_factor = Resource.PART_TIMEOUT_FACTOR_AFTER_RTT
if self.rtt == None:
self.rtt = self.link.rtt
self.watchdog_job()
elif rtt < self.rtt:
self.rtt = max(self.rtt - self.rtt*0.05, rtt)
elif rtt > self.rtt:
self.rtt = min(self.rtt + self.rtt*0.05, rtt)
if not self.status == Resource.FAILED:
self.status = Resource.TRANSFERRING