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some more mesh additions

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DJ2LS 2023-05-26 15:36:05 +02:00
parent 24392a62dd
commit f8c0cf9884
1 changed files with 26 additions and 19 deletions
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45
tnc/mesh.py
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@ -65,8 +65,14 @@ class MeshRouter():
frequency = 6
for item in TNC.heard_stations:
new_router = [helpers.get_crc_24(item[dxcallsign]), helpers.get_crc_24(b'direct'), 0, int(item[snr]), int(item[snr]), item[timestamp]]
print(item[snr])
try:
snr = item[snr].split("/")
snr = int(float(snr[0]))
except Exception as e:
snr = int(float(item[snr]))
new_router = [helpers.get_crc_24(item[dxcallsign]), helpers.get_crc_24(b'direct'), 0, snr, snr, item[timestamp]]
self.add_router_to_routing_table(new_router)
def add_router_to_routing_table(self, new_router):
@ -81,7 +87,7 @@ class MeshRouter():
if new_router not in MeshParam.routing_table:
MeshParam.routing_table.append(new_router)
def broadcast_routing_table(self, interval=60):
def broadcast_routing_table(self, interval=240):
# enable receiving for datac4 if broadcasting
modem.RECEIVE_DATAC4 = True
@ -106,33 +112,34 @@ class MeshRouter():
# Iterate over the route subarrays and add the selected entries to the result bytearray
index = 0
for route in MeshParam.routing_table:
dxcall = MeshParam.routing_table[route][0]
for route_id, route in enumerate(MeshParam.routing_table):
dxcall = MeshParam.routing_table[route_id][0]
# router = MeshParam.routing_table[i][1]
hops = MeshParam.routing_table[route][2]
hops = MeshParam.routing_table[route_id][2]
# snr = MeshParam.routing_table[i][3]
route_score = np.clip(MeshParam.routing_table[route][4], 0, 254)
route_score = np.clip(MeshParam.routing_table[route_id][4], 0, 254)
# timestamp = MeshParam.routing_table[i][5]
result[index:index + 3] = dxcall + hops + route_score
index += len(route[0])
index += len(route[2])
index += len(route[4])
print(dxcall)
result[index:index + 5] = dxcall + bytes([hops]) + bytes([route_score])
index += 3
index += 1
index += 1
print(len(result))
# Split the result bytearray into a list of fixed-length bytearrays
split_result = [result[i:i + 50] for i in range(0, len(result), 50)]
print(len(split_result))
frame_list = []
for _ in split_result:
# make sure payload is always 50
_[len(_):] = bytes(50 - len(_))
#print(_)
#print(len(_))
frame_list.apppend(mesh_broadcast_frame_header + _)
frame_list.append(mesh_broadcast_frame_header + _)
print(frame_list)
TNC.transmitting = True
c2_mode = FREEDV_MODE.datac4.value
modem.MODEM_TRANSMIT_QUEUE.put([c2_mode, 1, 0, [frame_list]])
modem.MODEM_TRANSMIT_QUEUE.put([c2_mode, 1, 0, frame_list])
# Wait while transmitting
while TNC.transmitting:
@ -142,7 +149,7 @@ class MeshRouter():
while True:
data_in = MESH_RECEIVED_QUEUE.get()
if int.from_bytes(data_in[:1], "big") in [FRAME_TYPE.MESH_BROADCAST.value]:
self.received_routing_table(data_in)
self.received_routing_table(data_in[:-2])
else:
print("wrong mesh data received")
print(data_in)
@ -155,10 +162,10 @@ class MeshRouter():
print("Router:", router) # Output the header bytes
for i in range(0, len(payload), 5):
for i in range(0, len(payload)-1, 5):
callsign_checksum = payload[i:i + 3] # First 3 bytes of the information (callsign_checksum)
hops = payload[i + 3] # Fourth byte of the information (hops)
score = payload[i + 4] # Fifth byte of the information (score)
hops = payload[i+3:i + 4] # Fourth byte of the information (hops)
score = payload[i+4:i + 5] # Fifth byte of the information (score)
timestamp = int(time.time())
snr = int(ModemParam.snr)
print("Callsign Checksum:", callsign_checksum)
@ -186,6 +193,6 @@ class MeshRouter():
self.add_router_to_routing_table(new_router)
print("-------------------------")
for _ in MeshParam.routing_table:
for _, item in enumerate(MeshParam.routing_table):
print(MeshParam.routing_table[_])
print("-------------------------")