Changed from solar to generic tag server

python/tagserver.py

@@ -0,0 +1,67 @@
+#!/usr/bin/env python
+
+'''
+Created on Dec 8, 2015
+
+@author: Patrick McDonagh
+'''
+
+
+from datetime import datetime
+import sys
+from random import randint
+import time
+import MySQLdb
+import tuxeip
+
+
+#TUXEIP Connection to PLC
+from tuxeip import TuxEIP, LGX, LGX_REAL
+
+
+def main():
+
+	db = MySQLdb.connect(host="127.0.0.1",user="website",passwd="henrypump",db="SolarData")
+	cur = db.cursor()
+	query = "SELECT * FROM SolarData.tags WHERE deleted = 0;"
+	cur.execute(query)
+	tags = cur.fetchall()
+	# ((1L, 'DC_Bus_Voltage', datetime.datetime(2015, 12, 8, 16, 2, 32), 'V', 0L), (2L, 'Output_Frequency', datetime.datetime(2015, 12, 8, 16, 31, 12), 'Hz', 0L))
+	db.commit()
+	db.close()
+
+	PLC_IP_ADDRESS = "192.168.1.10" # MAKE THIS A db VALUE
+
+	tagList = [];
+	if len(tags) > 0:
+		for t in tags:
+			tagList.append({"id":int(t[0]), "name":t[1], "val":None, "lastVal":None});
+
+	try:
+		tux = TuxEIP(libpath="/usr/lib/libtuxeip.so")
+		sess = tux.OpenSession(PLC_IP_ADDRESS)
+		reg = tux.RegisterSession(sess)
+		conn = tux.ConnectPLCOverCNET(sess, LGX, 1, 100, 123, randint(0,9999), 123, 321, 100, 5000, 1, '01')
+
+		while True:
+			for r in tagList:
+				r["val"] = tux.ReadLGXDataAsFloat(sess, conn, r['name'], 1)[0]
+				print("{0} - {1}".format(r["name"], r["val"]))
+				if not r["val"] == r["lastVal"]:
+					db = MySQLdb.connect(host="127.0.0.1",user="website",passwd="henrypump",db="SolarData")
+					cur = db.cursor()
+					aQuery = """INSERT INTO SolarData.values (tagID, val) VALUES ('%d', '%f');"""%(r["id"], float(r["val"]))
+					print(aQuery)
+					storeVal = cur.execute(aQuery)
+					db.commit()
+					db.close()
+					r["lastVal"] = r["val"]
+
+			time.sleep(10)
+	except Exception as err:
+		print err
+		pass
+			
+		
+if __name__ == '__main__':
+	main()