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Added metadate structure to propagation node announces

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This commit is contained in:
Mark Qvist 2025-10-30 16:43:26 +01:00
parent aca5bf9c14
commit d8b25e092f
4 changed files with 37 additions and 20 deletions
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23
LXMF/Handlers.py
View file

@ -45,12 +45,13 @@ class LXMFPropagationAnnounceHandler:
if self.lxmrouter.propagation_node:
data = msgpack.unpackb(app_data)
if pn_announce_data_is_valid(data):
pn_active = data[0]
node_timebase = int(data[1])
propagation_transfer_limit = int(data[2])
propagation_sync_limit = int(data[3])
propagation_stamp_cost = int(data[4][0])
propagation_stamp_cost_flexibility = int(data[4][1])
metadata = data[0]
propagation_enabled = data[1]
node_timebase = int(data[2])
propagation_transfer_limit = int(data[3])
propagation_sync_limit = int(data[4])
propagation_stamp_cost = int(data[5][0])
propagation_stamp_cost_flexibility = int(data[5][1])
if destination_hash in self.lxmrouter.static_peers:
self.lxmrouter.peer(destination_hash=destination_hash,
@ -58,20 +59,22 @@ class LXMFPropagationAnnounceHandler:
propagation_transfer_limit=propagation_transfer_limit,
propagation_sync_limit=propagation_sync_limit,
propagation_stamp_cost=propagation_stamp_cost,
propagation_stamp_cost_flexibility=propagation_stamp_cost_flexibility)
propagation_stamp_cost_flexibility=propagation_stamp_cost_flexibility,
metadata=metadata)
else:
if self.lxmrouter.autopeer:
if pn_active == True:
if propagation_enabled == True:
if RNS.Transport.hops_to(destination_hash) <= self.lxmrouter.autopeer_maxdepth:
self.lxmrouter.peer(destination_hash=destination_hash,
timestamp=node_timebase,
propagation_transfer_limit=propagation_transfer_limit,
propagation_sync_limit=propagation_sync_limit,
propagation_stamp_cost=propagation_stamp_cost,
propagation_stamp_cost_flexibility=propagation_stamp_cost_flexibility)
propagation_stamp_cost_flexibility=propagation_stamp_cost_flexibility,
metadata=metadata)
elif pn_active == False:
elif propagation_enabled == False:
self.lxmrouter.unpeer(destination_hash, node_timebase)
except Exception as e:

26
LXMF/LXMF.py
View file

@ -91,6 +91,17 @@ RENDERER_MICRON = 0x01
RENDERER_MARKDOWN = 0x02
RENDERER_BBCODE = 0x03
# Optional propagation node metadata fields. These
# fields may be highly unstable in allocation and
# availability until the version 1.0.0 release, so use
# at your own risk until then, and expect changes!
PN_META_VERSION = 0x00
PN_META_NAME = 0x01
PN_META_SYNC_STRATUM = 0x02
PN_META_SYNC_THROTTLE = 0x03
PN_META_AUTH_BAND = 0x04
PN_META_UTIL_PRESSURE = 0x05
##########################################################
# The following helper functions makes it easier to #
# handle and operate on LXMF data in client programs #
@ -138,19 +149,20 @@ def stamp_cost_from_app_data(app_data=None):
def pn_announce_data_is_valid(data):
try:
if type(data) == bytes: data = msgpack.unpackb(data)
if len(data) < 5: raise ValueError("Invalid announce data: Insufficient peer data")
if len(data) < 6: raise ValueError("Invalid announce data: Insufficient peer data")
else:
if data[0] != True and data[0] != False: raise ValueError("Invalid announce data: Indeterminate propagation node status")
try: int(data[1])
except: raise ValueError("Invalid announce data: Could not decode peer timebase")
if type(data[0]) != dict: raise ValueError("Invalid announce data: Could not decode peer metadata")
if data[1] != True and data[1] != False: raise ValueError("Invalid announce data: Indeterminate propagation node status")
try: int(data[2])
except: raise ValueError("Invalid announce data: Could not decode peer propagation transfer limit")
except: raise ValueError("Invalid announce data: Could not decode peer timebase")
try: int(data[3])
except: raise ValueError("Invalid announce data: Could not decode peer propagation transfer limit")
try: int(data[4])
except: raise ValueError("Invalid announce data: Could not decode peer propagation sync limit")
if type(data[4]) != list: raise ValueError("Invalid announce data: Could not decode peer stamp costs")
try: int(data[4][0])
try: int(data[5][0])
except: raise ValueError("Invalid announce data: Could not decode peer target stamp cost")
try: int(data[4][1])
try: int(data[5][1])
except: raise ValueError("Invalid announce data: Could not decode peer stamp cost flexibility")
except Exception as e:

6
LXMF/LXMRouter.py
View file

@ -282,9 +282,11 @@ class LXMRouter:
def announce_propagation_node(self):
def delayed_announce():
time.sleep(LXMRouter.NODE_ANNOUNCE_DELAY)
node_state = self.propagation_node and not self.from_static_only
stamp_cost = [self.propagation_stamp_cost, self.propagation_stamp_cost_flexibility]
node_state = self.propagation_node and not self.from_static_only
stamp_cost = [self.propagation_stamp_cost, self.propagation_stamp_cost_flexibility]
metadata = {}
announce_data = [
metadata, # Node metadata
node_state, # Boolean flag signalling propagation node state
int(time.time()), # Current node timebase
self.propagation_per_transfer_limit, # Per-transfer limit for message propagation in kilobytes

2
LXMF/LXStamper.py
View file

@ -76,7 +76,7 @@ def validate_pn_stamps_job_multip(transient_stamps):
cores = multiprocessing.cpu_count()
pool_count = min(cores, math.ceil(len(transient_stamps) / PN_VALIDATION_POOL_MIN_SIZE))
RNS.log(f"Validating {len(transient_stamps)} stamps using {pool_count} processes...")
RNS.log(f"Validating {len(transient_stamps)} stamps using {pool_count} processes...", RNS.LOG_VERBOSE)
with multiprocessing.Pool(pool_count) as p: validated_entries = p.map(_validate_single_pn_stamp_entry, transient_stamps)
return validated_entries