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Improve resource transfer throughput on high-MTU links

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Mark Qvist
2025-01-11 13:22:18 +01:00
parent bf6e73e163
commit f5cf438abd
6 changed files with 43 additions and 12 deletions
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14
RNS/Resource.py
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@@ -163,7 +163,7 @@ class Resource:
resource.initiator = False
resource.callback = callback
resource.__progress_callback = progress_callback
resource.total_parts = int(math.ceil(resource.size/float(Resource.SDU)))
resource.total_parts = int(math.ceil(resource.size/float(resource.sdu)))
resource.received_count = 0
resource.outstanding_parts = 0
resource.parts = [None] * resource.total_parts
@@ -209,6 +209,7 @@ class Resource:
except Exception as e:
RNS.log("Could not decode resource advertisement, dropping resource", RNS.LOG_DEBUG)
RNS.trace_exception(e) # TODO: Remove debug
return None
# Create a resource for transmission to a remote destination
@@ -271,6 +272,7 @@ class Resource:
self.status = Resource.NONE
self.link = link
self.sdu = link.mdu or Resource.SDU
self.max_retries = Resource.MAX_RETRIES
self.max_adv_retries = Resource.MAX_ADV_RETRIES
self.retries_left = self.max_retries
@@ -290,6 +292,7 @@ class Resource:
self.very_slow_rate_rounds = 0
self.request_id = request_id
self.is_response = is_response
self.auto_compress = auto_compress
self.req_hashlist = []
self.receiver_min_consecutive_height = 0
@@ -346,7 +349,7 @@ class Resource:
self.size = len(self.data)
self.sent_parts = 0
hashmap_entries = int(math.ceil(self.size/float(Resource.SDU)))
hashmap_entries = int(math.ceil(self.size/float(self.sdu)))
self.total_parts = hashmap_entries
hashmap_ok = False
@@ -368,7 +371,7 @@ class Resource:
self.hashmap = b""
collision_guard_list = []
for i in range(0,hashmap_entries):
data = self.data[i*Resource.SDU:(i+1)*Resource.SDU]
data = self.data[i*self.sdu:(i+1)*self.sdu]
map_hash = self.get_map_hash(data)
if map_hash in collision_guard_list:
@@ -647,6 +650,7 @@ class Resource:
request_id = self.request_id,
is_response = self.is_response,
advertise = False,
auto_compress = self.auto_compress,
)
def validate_proof(self, proof_data):
@@ -981,7 +985,7 @@ class Resource:
processed_segments = self.segment_index-1
current_segment_parts = self.total_parts
max_parts_per_segment = math.ceil(Resource.MAX_EFFICIENT_SIZE/Resource.SDU)
max_parts_per_segment = math.ceil(Resource.MAX_EFFICIENT_SIZE/self.sdu)
previously_processed_parts = processed_segments*max_parts_per_segment
@@ -1004,7 +1008,7 @@ class Resource:
processed_segments = self.segment_index-1
current_segment_parts = self.total_parts
max_parts_per_segment = math.ceil(Resource.MAX_EFFICIENT_SIZE/Resource.SDU)
max_parts_per_segment = math.ceil(Resource.MAX_EFFICIENT_SIZE/self.sdu)
previously_processed_parts = processed_segments*max_parts_per_segment