diff --git a/server/app.py b/server/app.py index add40f7..aba484f 100644 --- a/server/app.py +++ b/server/app.py @@ -7,8 +7,7 @@ import os from getmac import get_mac_address import time import sys -from multiprocessing import Process, Value -from ctypes import c_char_p +from multiprocessing import Process, Pipe app = Flask(__name__) @@ -109,57 +108,59 @@ def connect_mqtt(): client.connect("localhost", 1883) return client -def mqtt_publisher(tube_index): +def mqtt_publisher(ti_receiver): # Create and start a thread for each universe mqtt_client = connect_mqtt() artnetBindIp = get_eth0_ip() artNet = Artnet.Artnet(BINDIP = artnetBindIp, DEBUG = True, SHORTNAME = "PiXelTubeMaster", LONGNAME = "PiXelTubeMaster", PORT = 6454) while True: - print(tube_index) - tube_index = tuple(tube_index) - try: - # Gets whatever the last Art-Net packet we received is - artNetPacket = artNet.readPacket() - # Make sure we actually *have* a packet - if artNetPacket is not None: - #Checks to see if the current packet is for the specified DMX Universe - dmxPacket = artNetPacket.data - # Create MQTT topic based on the universe and channel - if tube_index is not None: - for index_row in tube_index: - if artNetPacket.universe == int(index_row[1]): - dmx_address = int(index_row[2]) - #Define RGB values per pixel - p1_g, p1_b, p1_r, p2_g, p2_b, p2_r, p3_g, p3_b, p3_r, p4_g, p4_b, p4_r, p5_g, p5_b, p5_r, p6_g, p6_b, p6_r = dmxPacket[dmx_address], dmxPacket[dmx_address+1], dmxPacket[dmx_address+2], dmxPacket[dmx_address+3], dmxPacket[dmx_address+4], dmxPacket[dmx_address+5], dmxPacket[dmx_address+6], dmxPacket[dmx_address+7], dmxPacket[dmx_address+8], dmxPacket[dmx_address+9], dmxPacket[dmx_address+10], dmxPacket[dmx_address+11], dmxPacket[dmx_address+12], dmxPacket[dmx_address+13], dmxPacket[dmx_address+14], dmxPacket[dmx_address+15], dmxPacket[dmx_address+16], dmxPacket[dmx_address+17] + if ti_receiver.poll(): + tube_index = ti_receiver.recv() + print(tube_index) + # try: + # # Gets whatever the last Art-Net packet we received is + # artNetPacket = artNet.readPacket() + # # Make sure we actually *have* a packet + # if artNetPacket is not None: + # #Checks to see if the current packet is for the specified DMX Universe + # dmxPacket = artNetPacket.data + # # Create MQTT topic based on the universe and channel + # if tube_index is not None: + # for index_row in tube_index: + # if artNetPacket.universe == int(index_row[1]): + # dmx_address = int(index_row[2]) + # #Define RGB values per pixel + # p1_g, p1_b, p1_r, p2_g, p2_b, p2_r, p3_g, p3_b, p3_r, p4_g, p4_b, p4_r, p5_g, p5_b, p5_r, p6_g, p6_b, p6_r = dmxPacket[dmx_address], dmxPacket[dmx_address+1], dmxPacket[dmx_address+2], dmxPacket[dmx_address+3], dmxPacket[dmx_address+4], dmxPacket[dmx_address+5], dmxPacket[dmx_address+6], dmxPacket[dmx_address+7], dmxPacket[dmx_address+8], dmxPacket[dmx_address+9], dmxPacket[dmx_address+10], dmxPacket[dmx_address+11], dmxPacket[dmx_address+12], dmxPacket[dmx_address+13], dmxPacket[dmx_address+14], dmxPacket[dmx_address+15], dmxPacket[dmx_address+16], dmxPacket[dmx_address+17] - # Pixel topics - p1_topic = "tube-"+str(index_row[0])+"/pixel_colors" + # # Pixel topics + # p1_topic = "tube-"+str(index_row[0])+"/pixel_colors" - # Publish pixel topic - mqtt_client.publish(p1_topic, str([str([p1_r, p1_g, p1_b]), str([p2_r, p2_g, p2_b]), str([p3_r, p3_g, p3_b]), str([p4_r, p4_g, p4_b]), str([p5_r, p5_g, p5_b]), str([p6_r, p6_g, p6_b])])) - except KeyboardInterrupt: - artNet.close() - sys.exit() + # # Publish pixel topic + # mqtt_client.publish(p1_topic, str([str([p1_r, p1_g, p1_b]), str([p2_r, p2_g, p2_b]), str([p3_r, p3_g, p3_b]), str([p4_r, p4_g, p4_b]), str([p5_r, p5_g, p5_b]), str([p6_r, p6_g, p6_b])])) + # except KeyboardInterrupt: + # artNet.close() + # sys.exit() -def tube_index_updater(tube_index): +def tube_index_updater(ti_sender): while True: try: cur = db.cursor() cur.execute("SELECT mac_address, universe, dmx_address FROM tubes") - result = cur.fetchall() + tube_index = cur.fetchall() cur.close() - tube_index = str(result) + ti_sender.send(str(tube_index)) print("Updated tube index with values: "+str(tube_index)) except Exception as e: print(e) time.sleep(5) if __name__ == "__main__": - tube_index = Value(c_char_p, None) - ti_updater_thread = Process(target=tube_index_updater, args=(tube_index, )) + (ti_receiver,ti_sender) = Pipe(False) + ti_updater_thread = Process(target=tube_index_updater, args=(ti_sender, )) ti_updater_thread.start() time.sleep(1) - publisher_thread = Process(target=mqtt_publisher, args=(tube_index, )) + publisher_thread = Process(target=mqtt_publisher, args=(ti_receiver, )) publisher_thread.start() flask_thread = Process(target=flask_api) - flask_thread.start() \ No newline at end of file + flask_thread.start() + ti_sender.send(None) \ No newline at end of file