cs161079 5 years ago
parent
commit
4f314c5dd1
  1. 5
      gatewayNode/data.json
  2. 7
      gatewayNode/parking.py
  3. BIN
      serverNode/__pycache__/serv.cpython-37.pyc
  4. 41
      serverNode/serv.py

5
gatewayNode/data.json

@ -1,4 +1,7 @@
{
"ip": "192.168.89.14",
"port": "8080"
"port": "8080",
"device": "1",
"username": "root",
"password": "root"
}

7
gatewayNode/parking.py

@ -31,6 +31,11 @@ if json_data != "" and json_data != None:
ser.readline()
prev_status = "-1"
device_session = requests.session()
data = """{"username" :""" + server_par['username'] + """, "password":""" + server_par['password'] + """, "device": """ + server_par['device'] + """}"""
s.post(url = API_ENDPOINT, data = data)
while 1:
park_status = ser.readline()
park_status_data = str(park_status).split("#")
@ -41,7 +46,7 @@ if json_data != "" and json_data != None:
try:
if parkingStatus != prev_status:
data = """{"no":""" + parkingCode + ""","status":""" + parkingStatus + """}"""
r = requests.post(url = API_ENDPOINT, data = data)
r = s.post(url = API_ENDPOINT, data = data)
if parkingStatus == "0":
print("parking reserved. RESPONSE :", r.status_code, "\n")
elif parkingStatus == "1":

BIN
serverNode/__pycache__/serv.cpython-37.pyc

Binary file not shown.

41
serverNode/serv.py

@ -7,6 +7,7 @@ from json import dumps
import json
from flask_cors import CORS
import mysql.connector
import os
# ==================================================================
# ==================================================================
@ -15,6 +16,9 @@ import mysql.connector
app = Flask(__name__)
CORS(app)
# create the secret key for session
app.secret_key = os.urandom(24)
# creating an API object
api = Api(app)
@ -57,6 +61,12 @@ def isMember(username, password):
return isValid
def isAuthenticated():
if 'device_id' in session:
return True
else:
return False
# ==================================================================
# making a class for a particular resource
@ -65,7 +75,11 @@ def isMember(username, password):
# other methods include put, delete, etc.
class Parking(Resource):
def get(self):
try:
parks = getParkings()
except mysql.connector.errors.DatabaseError as e:
mydb.reconnect(attempts=1, delay=0)
return parks, 200
class ParkingStatus(Resource):
@ -75,11 +89,15 @@ class ParkingStatus(Resource):
<body><h1>Not get at '/parkingStatus'.</h1></body>
</html>"""
def post(self):
if isAuthenticated():
# Gets the data into as a JSON Object from HTTP request.
data = json.loads(request.data)
try:
# SQL get all Parking places status.
parks = getParkings()
except mysql.connector.errors.DatabaseError as e:
mydb.reconnect(attempts=1, delay=0)
currentParking = {}
for park in parks:
@ -102,6 +120,7 @@ class ParkingStatus(Resource):
thereIs = False
toUpdate = False
try:
if not thereIs:
# Make a new insert entry for a new Parking Code.
values = (int(data['no']), int(data['status']))
@ -114,14 +133,36 @@ class ParkingStatus(Resource):
myCursor.execute("UPDATE PARKING SET PARKING_STATUS=%s WHERE PARKING_CODE=%s", values)
mydb.commit()
parks = getParkings()
except mysql.connector.errors.DatabaseError as e:
mydb.reconnect(attempts=1, delay=0)
return currentParking, 201
else:
return "Error! You aren't authenticated. [POST] /authenticate first.", 403
class Authenticate(Resource):
def post(self):
try:
#Get the credencial from body of request.
data = json.loads(request.data)
if data['username'] != None and data['password'] != None and data['device'] != None:
isValid = isMember(data['username'], data['password'])
if isValid:
session['device_id'] = data['device']
else:
return "Not Authenticatiove device", 403
else:
return "Error authentication", 403
except mysql.connector.errors.DatabaseError as e:
mydb.reconnect(attempts=1, delay=0)
# ==================================================================
# adding the defined resources along with their corresponding urls to REST APIs
api.add_resource(Parking, '/')
api.add_resource(ParkingStatus, '/parkingStatus')
api.add_resource(Authenticate, '/authenticate')
# ==================================================================
# driver function

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