YACWC

trackSerial_fullduplex.py

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+import sys
+import serial
+import time
+import traceback
+import syslog
+#from CommonCode.db_conn import connect
+import dateutil.parser
+from datetime import timedelta, datetime
+from pytz import timezone
+from CommonCode.track import Temperature, Odometer, BaseSensorPost
+import os
+import threading
+import redis
+
+#sq = connect()
+r = redis.StrictRedis(host='192.168.1.242', port=6379, db=1)
+
+def now():
+    return datetime.now()
+#    return datetime.now(timezone('US/Eastern'))
+
+commit_interval = 60
+code_heartbeat = 10*60
+
+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_sonic'), 'D':ActivityLogger(sq,'food_dispenser'), 'A':Paired(sq,'food_forager')};
+
+
+from clickhouse_driver import connect
+from datetime import datetime
+conn = connect('clickhouse://192.168.1.242');
+sq = conn.cursor();
+
+
+func_ref = {'T':Temperature(sq, 'floor_3_temperature','temperature',where=1),'S':Odometer(sq,'i2c_odometer','odometer',who=4)}
+code_start = BaseSensorPost(sq, 'started','heartbeats')
+code_start.insert_heartbeat(now())
+
+
+heartbeat = BaseSensorPost(sq, 'code','heartbeats')
+
+ser = serial.Serial('/dev/serial_i2c', 9600, timeout=None)
+    
+def write():
+    while True:    
+        time.sleep(0.2)
+        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/winslow/mealies2_open.txt'):
+                os.remove('/dev/shm/winslow/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)
+
+
+t1 = threading.Thread(target=write, args=())
+t1.start()
+
+
+while True:
+
+    try:
+#    if True:
+        time.sleep(0.2)
+        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):
+                r.set('i2c_'+startchars, str(time.time()) + ':' + parse_str)
+                function.parse(time_init,parse_str)
+
+        if (time_init - last_commit).seconds > commit_interval:
+#            sq['s'].commit()
+            last_commit = time_init
+
+#        sq['s'].commit()
+        curr_time = now()
+        if (curr_time - last_heartbeat).seconds > code_heartbeat:
+            heartbeat.insert_heartbeat(curr_time)
+            last_heartbeat = curr_time
+        
+            last_heartbeat = curr_time
+            
+
+
+    except:
+            e = traceback.format_exc()
+            print(e)
+            syslog.syslog(syslog.LOG_ERR,e)
+
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