def login():
if session.get('logged_in'):
return redirect(url_for('dashboard'))
else:
form = LoginForm()
if form.validate_on_submit():
try:
cognito.admin_initiate_auth(
AuthFlow='ADMIN_NO_SRP_AUTH',
AuthParameters={
'USERNAME': form.username.data,
'PASSWORD': form.password.data
},
ClientId='2v3e93opl3akulijav5eusliov',
UserPoolId='eu-west-1_g70ijojs5')
session['logged_in'] = True
log_util.log_debug(
__name__, "User Logged in correctly, username: {}".format(
form.username.data))
return redirect(url_for('dashboard'))
except (cognito.exceptions.NotAuthorizedException,
cognito.exceptions.UserNotFoundException) as e:
log_util.log_error(
__name__,
"User not authenticate, username: {}. Error: {}".format(
form.username.data, e))
return render_template('login.html',
title='Login',
error="Incorrect username or password.",
form=form)
return render_template('login.html', title='Login', form=form)
def post_max_data(data):
try:
new_data = {
"id": "id_smartgarden",
"Items": [data]
}
core.publish_max_data(new_data)
except:
import sys
log_util.log_error(__name__, sys.exc_info()[0])
log_util.log_error(__name__, sys.exc_info()[1])
def changeStatus(status):
try:
log_util.log_debug(
__name__,
"Received status change request, sending to DynamoDB: {}".format(
str(status)))
repository_dynamo.post_status(status)
return status
except:
log_util.log_error(__name__, sys.exc_info()[0])
log_util.log_error(__name__, sys.exc_info()[1])
return None
def status():
try:
data = jsonc.data_to_json(repository_dynamo.get_status())
loaded_data = jsonc.json.loads(data)
log_util.log_debug(
__name__,
"Getting status from DynamoDB: {}".format(str(loaded_data)))
return jsonify(loaded_data)
except:
log_util.log_error(__name__, sys.exc_info()[0])
log_util.log_error(__name__, sys.exc_info()[1])
return None
def api_getChartData():
if request.method == 'GET':
try:
data = jsonc.data_to_json(repository_dynamo.get_chart_data())
loaded_data = jsonc.json.loads(data)
log_util.log_debug(
__name__, "Getting chart data from DynamoDB: {}".format(
str(loaded_data)))
return jsonify(loaded_data)
except:
log_util.log_error(__name__, sys.exc_info()[0])
log_util.log_error(__name__, sys.exc_info()[1])
return None
def post_status(status):
try:
now = datetime.datetime.now()
new_item = {
"id": "id_status",
'datetimeid': now.isoformat(),
'status': str(status)
}
core.publish_status(new_item)
except:
import sys
log_util.log_error(__name__, sys.exc_info()[0])
log_util.log_error(__name__, sys.exc_info()[1])
def api_getMaxData():
if request.method == 'POST':
try:
data = jsonc.json.loads(request.data)
if data['moisture'] is not '':
log_util.log_debug(
__name__,
"Received max data, sending to DynamoDB: {}".format(
str(data)))
repository_dynamo.post_max_data(data)
return str(data)
except:
log_util.log_error(__name__, sys.exc_info()[0])
log_util.log_error(__name__, sys.exc_info()[1])
return None
elif request.method == 'GET':
try:
data = jsonc.data_to_json(repository_dynamo.get_max_data())
loaded_data = jsonc.json.loads(data)
log_util.log_debug(
__name__,
"Getting max data from DynamoDB: {}".format(str(loaded_data)))
return jsonify(loaded_data)
except:
log_util.log_error(__name__, sys.exc_info()[0])
log_util.log_error(__name__, sys.exc_info()[1])
return None
def get_max_data():
try:
dynamodb = boto3.resource('dynamodb', region_name='eu-west-1')
table = dynamodb.Table('smartgarden_maxdata')
response = table.query(KeyConditionExpression='id = :id_smartgarden',
ExpressionAttributeValues={
':id_smartgarden': 'id_smartgarden'},
ScanIndexForward=False
)
items = response['Items']
n = 1 # get latest data
data = items[:n]
return data[0]
except:
import sys
log_util.log_error(__name__, sys.exc_info()[0])
log_util.log_error(__name__, sys.exc_info()[1])
def get_chart_data():
try:
dynamodb = boto3.resource('dynamodb', region_name='eu-west-1')
table = dynamodb.Table('smartgarden_readings')
response = table.query(KeyConditionExpression='id = :id_smartgarden',
ExpressionAttributeValues={
':id_smartgarden': 'id_smartgarden'
},
ScanIndexForward=False,
Limit=20
)
items = response['Items']
n = 15 # limit to last 15 items
data = items[:n]
data_reversed = data[::-1]
return data_reversed
except:
import sys
log_util.log_error(__name__, sys.exc_info()[0])
log_util.log_error(__name__, sys.exc_info()[1])