a32c02cf11
Ajout d'un proto de boitier pour le R-Pi Zero, la caméra et l'écran Début de carte intermédiaire (SHIM) pour alim et UART sur le GPIO du R-Pi (KiCAD)
146 lines
4.8 KiB
Python
146 lines
4.8 KiB
Python
# -*- coding: utf-8 -*-
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"""
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Eléments communs au projet Camétéo
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Created on Fri Aug 18 21:35:59 2017
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@author: arofarn
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"""
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###########
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# IMPORTS #
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###########
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from datetime import datetime, timedelta
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from configparser import ConfigParser
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from flask import Flask
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from flask_sqlalchemy import SQLAlchemy
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import os, sys
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#################
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# CONFIGURATION #
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#################
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script_path = os.path.dirname(sys.argv[0])
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script_dir = os.path.abspath(script_path)
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parser = ConfigParser()
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parser.read(script_dir + '/cameteo.conf')
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#Misc
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TimeZone = parser['MISC'].get('TimeZone', fallback=0)
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#SQL
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sql_host = parser['SQL'].get('sql_host', fallback='localhost')
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sql_port = parser['SQL'].get('sql_port', fallback=3306)
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sql_base = parser['SQL'].get('sql_base', fallback='cameteo')
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sql_user = parser['SQL'].get('sql_user', fallback='cameteo')
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sql_pass = parser['SQL'].get('sql_pass', fallback='oetemac')
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sql_sys = parser['SQL'].get('sql_sys', fallback='mysql')
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sql_api = parser['SQL'].get('sql_api', fallback='pymysql')
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sql_verbose = bool(int(parser['SQL'].get('sql_verbose', fallback=0)))
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sql_uri = sql_sys + '+' + sql_api + '://' + sql_user + ':' + sql_pass + '@' + sql_host + ':' + sql_port + '/' + sql_base
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#MQTT
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mqtt_host = parser['MQTT'].get('mqtt_host', fallback='localhost')
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mqtt_port = int(parser['MQTT'].get('mqtt_port', fallback=1883))
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mqtt_client_id = parser['MQTT'].get('mqtt_client_id', fallback='mqtt2sql')
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mqtt_user = parser['MQTT'].get('mqtt_user', fallback='cameteo')
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mqtt_pass = parser['MQTT'].get('mqtt_pass', fallback='oetemac')
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mqtt_qos = parser['MQTT'].get('mqtt_qos', fallback=0)
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mqtt_topic = parser['MQTT'].get('mqtt_topic', fallback='sensors/#')
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#Camera
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camera_mqtt_topic = parser['CAMERA'].get('camera_mqtt_topic', fallback='raspi0/camera')
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#####################
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# Flask & SQLAchemy #
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#####################
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app = Flask(__name__)
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app.config['SQLALCHEMY_DATABASE_URI'] = sql_uri
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app.config['SQLALCHEMY_TRACK_MODIFICATIONS'] = False
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app.config['BOOTSTRAP_USE_MINIFIED'] = False
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app.config['BOOTSTRAP_SERVE_LOCAL'] = True
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#app.config['SQLALCHEMY_POOL_RECYCLE'] = 600
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######################
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# SQLAlchemy Classes #
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######################
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db = SQLAlchemy(app)
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class SensorModel(db.Model):
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"""SensorModel : classe des modèles de capteur"""
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__tablename__= 'sensor_model'
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name=db.Column(db.String(20), primary_key=True)
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brand=db.Column(db.String(20), nullable=False)
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description=db.Column(db.String(1000))
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def __repr__(self):
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return "<SensorModel(name='%s', brand='%s', description='%s')>" % (self.name, self.brand, self.description)
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def __str__(self):
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return "%s %s" % (self.brand, self.name)
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class Sensor(db.Model):
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"""Sensor : classe des capteurs"""
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__tablename__= 'sensors'
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name = db.Column(db.String(20), db.ForeignKey('data.sensor_id'), primary_key=True)
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model_id = db.Column(db.String(20), db.ForeignKey('sensor_model.name'), nullable=False)
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description = db.Column(db.String(1000))
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model = db.relationship("SensorModel", backref=db.backref('sensors', lazy=True))
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def __repr__(self):
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return "<Sensor(name='%s', model='%s', description='%s')>" % (self.name, self.model, self.description)
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def __str__(self):
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return """%s :
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- Modèle : \t%s
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- Description: \t%s""" % (self.name, self.model, self.description)
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class DataType(db.Model):
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"""DataType : classe des types de données"""
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__tablename__ = 'data_type'
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type_id = db.Column(db.String(4), primary_key=True)
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name = db.Column(db.String(20), nullable=False)
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description = db.Column(db.String(1000))
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def __repr__(self):
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return "<DataType(name='%s', ID='%s', description='%s')>" % (self.name, self.type_id, self.description)
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def __str__(self):
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return "%s (%s)" % (self.name, self.unit)
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class Data(db.Model):
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"""Data : classe des données"""
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__tablename__ = 'data'
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data_id = db.Column(db.BigInteger, primary_key=True)
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dbdate = db.Column(db.DateTime, nullable=False)
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valdate = db.Column(db.DateTime, nullable=False)
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value = db.Column(db.Float, nullable=True)
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unit = db.Column(db.String(20), nullable=True)
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type_id = db.Column(db.String(4), db.ForeignKey('data_type.type_id'), nullable=True)
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sensor_id = db.Column(db.String(20), db.ForeignKey('sensors.name'), nullable=True)
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def __repr__(self):
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return "<Data(value='%0.2f', type='%s', date='%s', sensor ID='%s', id='%s')>" % (self.value, self.type_id, self.valdate.utc, self.sensor_id, self.data_id)
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def __str__(self):
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try:
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val = "{:8.2f} {:8s}".format(self.value, self.unit)
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except:
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val = " 'NULL' "
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return "{} : {:4s}= {} (capteur: {:s})".format(self.valdate, self.type_id, val, self.sensor_id)
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