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PiXelTubes
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added shared value with mp 

Signed-off-by: Ebbe Baß <ebbe.bass>
main
Ebbe Baß 2024-02-18 01:23:06 +01:00
parent 709ffb472e
commit 41bb1bfa6f
1 changed files with 6 additions and 7 deletions
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13
server/app.py
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@ -7,8 +7,7 @@ import os
from getmac import get_mac_address from getmac import get_mac_address
import time import time
import sys import sys
from multiprocessing import Process, shared_memory from multiprocessing import Process, Value
import asyncio
app = Flask(__name__) app = Flask(__name__)
@ -115,7 +114,7 @@ def mqtt_publisher(shared_mem):
artnetBindIp = get_eth0_ip() artnetBindIp = get_eth0_ip()
artNet = Artnet.Artnet(BINDIP = artnetBindIp, DEBUG = True, SHORTNAME = "PiXelTubeMaster", LONGNAME = "PiXelTubeMaster", PORT = 6454) artNet = Artnet.Artnet(BINDIP = artnetBindIp, DEBUG = True, SHORTNAME = "PiXelTubeMaster", LONGNAME = "PiXelTubeMaster", PORT = 6454)
while True: while True:
tube_index = bytes(shared_mem.buf[:24], encoding='utf8').decode() tube_index = shared_mem.value
# print(tube_index) # print(tube_index)
try: try:
# Gets whatever the last Art-Net packet we received is # Gets whatever the last Art-Net packet we received is
@ -148,17 +147,17 @@ def tube_index_updater(shared_mem):
cur.execute("SELECT mac_address, universe, dmx_address FROM tubes") cur.execute("SELECT mac_address, universe, dmx_address FROM tubes")
tube_index = cur.fetchall() tube_index = cur.fetchall()
cur.close() cur.close()
shared_mem.buf[:24] = bytes(str(tube_index), encoding='utf8') shared_mem.value = tube_index
print("Updated tube index with values: "+str(tube_index)) print("Updated tube index with values: "+str(tube_index))
except Exception as e: except Exception as e:
print(e) print(e)
time.sleep(5) time.sleep(5)
if __name__ == "__main__": if __name__ == "__main__":
shared_mem = shared_memory.SharedMemory(name='tube_index', size=1024, create=True) tube_index_smem = Value("tube_index", None)
ti_updater_thread = Process(target=tube_index_updater, args=(shared_mem, )) ti_updater_thread = Process(target=tube_index_updater, args=(tube_index_smem))
ti_updater_thread.start() ti_updater_thread.start()
publisher_thread = Process(target=mqtt_publisher, args=(shared_mem, )) publisher_thread = Process(target=mqtt_publisher, args=(tube_index_smem))
publisher_thread.start() publisher_thread.start()
flask_thread = Process(target=flask_api) flask_thread = Process(target=flask_api)
flask_thread.start() flask_thread.start()