YACWC

trackSerial.py

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+import sys
+import serial
+import time
+import traceback
+import syslog
+from db_conn import connect
+import dateutil.parser
+from datetime import timedelta, datetime, timezone
+sys.path.append('/home/thebears/Nextcloud/Designs/NuggetTracker/CommonCode/')
+from track import Temperature, VerticalWheel, ActivityLogger, Weight, BaseSensorPost, HorizontalWheel, Paired
+import os
+
+sq = connect()
+
+commit_interval = 60
+code_heartbeat = 10*60
+
+def now():
+    return datetime.now(timezone.utc)
+
+last_commit = now()
+last_heartbeat = now()
+
+func_ref = {'T:':Temperature(sq, 'floor2temperature'), 'V:':VerticalWheel(sq, 'verticalwheel'), 'M:':ActivityLogger(sq,'activities'),
+        'W':Weight(sq,'food_weight'), 'S:':HorizontalWheel(sq, 'horizontalwheel'), 'D':ActivityLogger(sq,'food_dispenser'), 'A':Paired(sq,'food_forager')};
+
+code_start = BaseSensorPost(sq, 'started')
+code_start.insert_heartbeat(now())
+
+
+heartbeat = BaseSensorPost(sq, 'code')
+
+ser = serial.Serial('/dev/winslowMONITOR', 9600, timeout=None)
+#ser = serial.Serial('/dev/ttyACM0',57600,timeout=None)
+while True:    
+    try:
+        if os.path.exists('/dev/shm/mealies_open.txt'):
+            os.remove('/dev/shm/mealies_open.txt')
+            ser.write(b'n')
+
+        if os.path.exists('/dev/shm/mealies_close.txt'):
+            os.remove('/dev/shm/mealies_close.txt')
+            ser.write(b'o')
+
+        if os.path.exists('/dev/shm/mealies_next.txt'):
+            os.remove('/dev/shm/mealies_next.txt')
+            ser.write(b'p')
+
+
+
+
+
+        if os.path.exists('/dev/shm/mealies2_open.txt'):
+            os.remove('/dev/shm/mealies2_open.txt')
+            ser.write(b'c')
+
+        if os.path.exists('/dev/shm/mealies2_reset.txt'):
+            os.remove('/dev/shm/mealies2_reset.txt')
+            ser.write(b'd')
+
+        if os.path.exists('/dev/shm/mealies2_open_all.txt'):
+            os.remove('/dev/shm/mealies2_open_all.txt')
+            ser.write(b'e')
+
+
+
+
+        if os.path.exists('/dev/shm/mealies_reinit.txt'):
+            os.remove('/dev/shm/mealies_reinit.txt')
+            ser.write(b'q')
+
+
+        if os.path.exists('/dev/shm/i2c_reinit.txt'):
+            os.remove('/dev/shm/i2c_reinit.txt')
+            ser.write(b'r')
+        
+        if os.path.exists('/dev/shm/winslow/mealies2_reset.txt'):
+            os.remove('/dev/shm/winslow/mealies2_reset.txt')
+            ser.write(b'd')
+
+    except:
+        e = traceback.format_exc()
+        print(e)
+        syslog.syslog(syslog.LOG_ERR,e)
+
+
+
+
+    try:
+
+        data = ser.readline()
+        string = data.decode('UTF-8')
+        print(string)
+        syslog.syslog(syslog.LOG_INFO,string)
+        parse_str = string.strip()
+        time_init = now()
+        for startchars, function in func_ref.items():
+            if parse_str.startswith(startchars):
+                print(parse_str, function)
+                function.parse(time_init,parse_str)
+
+
+        sq['s'].commit()
+        curr_time = now()
+        if (curr_time - last_heartbeat).seconds > code_heartbeat:
+            heartbeat.insert_heartbeat(curr_time)
+            
+
+
+    except:
+            e = traceback.format_exc()
+            print(e)
+            syslog.syslog(syslog.LOG_ERR,e)
+
+
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