Files
ArduinoC6/Flask-monitoring/app.py
2025-03-05 16:41:17 +02:00

191 lines
7.8 KiB
Python

from flask import Flask, request, jsonify, render_template, redirect, url_for
from flask_sqlalchemy import SQLAlchemy
from datetime import datetime, timedelta
import os
app = Flask(__name__)
app.config['SQLALCHEMY_DATABASE_URI'] = 'sqlite:///logs.db'
app.config['SQLALCHEMY_TRACK_MODIFICATIONS'] = False
db = SQLAlchemy(app)
class Log(db.Model):
id = db.Column(db.Integer, primary_key=True)
hostname = db.Column(db.String(100), nullable=False)
message = db.Column(db.String(500), nullable=False)
timestamp = db.Column(db.DateTime, default=datetime.utcnow)
relay1_status = db.Column(db.String(10), default='off')
relay2_status = db.Column(db.String(10), default='off')
relay3_status = db.Column(db.String(10), default='off')
relay4_status = db.Column(db.String(10), default='off')
input1_status = db.Column(db.String(10), default='off')
input2_status = db.Column(db.String(10), default='off')
input3_status = db.Column(db.String(10), default='off')
input4_status = db.Column(db.String(10), default='off')
# Create the database if it does not exist
if not os.path.exists('instance/logs.db'):
with app.app_context():
db.create_all()
# Flag to check if tables are created
tables_created = False
@app.before_request
def create_tables():
global tables_created
if not tables_created:
db.create_all()
tables_created = True
@app.route('/log', methods=['POST'])
def log_message():
data = request.get_json()
hostname = data.get('hostname')
message = data.get('message')
if hostname and message:
# Get the latest log for the hostname to determine the current status
latest_log = Log.query.filter_by(hostname=hostname).order_by(Log.timestamp.desc()).first()
relay1_status = latest_log.relay1_status if latest_log else 'off'
relay2_status = latest_log.relay2_status if latest_log else 'off'
relay3_status = latest_log.relay3_status if latest_log else 'off'
relay4_status = latest_log.relay4_status if latest_log else 'off'
input1_status = latest_log.input1_status if latest_log else 'off'
input2_status = latest_log.input2_status if latest_log else 'off'
input3_status = latest_log.input3_status if latest_log else 'off'
input4_status = latest_log.input4_status if latest_log else 'off'
# Update the status based on the log message
if "Relay 1 turned ON" in message:
relay1_status = 'on'
elif "Relay 1 turned OFF" in message:
relay1_status = 'off'
if "Relay 2 turned ON" in message:
relay2_status = 'on'
elif "Relay 2 turned OFF" in message:
relay2_status = 'off'
if "Relay 3 turned ON" in message:
relay3_status = 'on'
elif "Relay 3 turned OFF" in message:
relay3_status = 'off'
if "Relay 4 turned ON" in message:
relay4_status = 'on'
elif "Relay 4 turned OFF" in message:
relay4_status = 'off'
if "Input 1 pressed" in message:
input1_status = 'on'
elif "Input 1 released" in message:
input1_status = 'off'
if "Input 2 pressed" in message:
input2_status = 'on'
elif "Input 2 released" in message:
input2_status = 'off'
if "Input 3 pressed" in message:
input3_status = 'on'
elif "Input 3 released" in message:
input3_status = 'off'
if "Input 4 pressed" in message:
input4_status = 'on'
elif "Input 4 released" in message:
input4_status = 'off'
new_log = Log(
hostname=hostname,
message=message,
relay1_status=relay1_status,
relay2_status=relay2_status,
relay3_status=relay3_status,
relay4_status=relay4_status,
input1_status=input1_status,
input2_status=input2_status,
input3_status=input3_status,
input4_status=input4_status
)
db.session.add(new_log)
db.session.commit()
return jsonify({'status': 'success', 'message': 'Log saved'}), 201
return jsonify({'status': 'error', 'message': 'Invalid data'}), 400
@app.route('/logs', methods=['GET'])
def get_logs():
logs = Log.query.all()
return jsonify([{'id': log.id, 'hostname': log.hostname, 'message': log.message, 'timestamp': log.timestamp} for log in logs])
@app.route('/cleanup', methods=['DELETE'])
def cleanup_logs():
cutoff_date = datetime.utcnow() - timedelta(days=10)
Log.query.filter(Log.timestamp < cutoff_date).delete()
db.session.commit()
return jsonify({'status': 'success', 'message': 'Old logs deleted'})
@app.route('/')
def index():
# Get the latest log entry for each board
latest_logs = db.session.query(Log).order_by(Log.timestamp.desc()).all()
boards = {}
for log in latest_logs:
if log.hostname not in boards:
boards[log.hostname] = log
# Determine the status of each board
board_status = []
for hostname, log in boards.items():
time_diff = datetime.utcnow() - log.timestamp
status = 'Online' if time_diff.total_seconds() <= 20 else 'Possible Offline'
board_status.append({'hostname': hostname, 'status': status, 'last_seen': log.timestamp})
return render_template('index.html', boards=board_status)
@app.route('/board/<hostname>')
def view_board(hostname):
logs = Log.query.filter_by(hostname=hostname).order_by(Log.timestamp.asc()).all() # Order by ascending timestamp
relay_status = ['off', 'off', 'off', 'off']
input_status = ['off', 'off', 'off', 'off']
relay_messages = ['', '', '', '']
input_messages = ['', '', '', '']
# Determine the status of each relay and input based on the latest log messages
for log in logs:
for i in range(4):
if f"Relay {i + 1} turned ON" in log.message:
relay_status[i] = 'on'
relay_messages[i] = log.message
elif f"Relay {i + 1} turned OFF" in log.message:
relay_status[i] = 'off'
relay_messages[i] = log.message
if f"Input {i + 1} pressed" in log.message:
input_status[i] = 'on'
input_messages[i] = log.message
elif f"Input {i + 1} released" in log.message:
input_status[i] = 'off'
input_messages[i] = log.message
return render_template('board.html', hostname=hostname, logs=logs, relay_status=relay_status, input_status=input_status, relay_messages=relay_messages, input_messages=input_messages)
@app.route('/delete_board/<hostname>', methods=['POST'])
def delete_board(hostname):
Log.query.filter_by(hostname=hostname).delete()
db.session.commit()
return redirect(url_for('index'))
@app.route('/board/<hostname>/logs', methods=['GET'])
def get_board_logs(hostname):
logs = Log.query.filter_by(hostname=hostname).order_by(Log.timestamp.desc()).all()
latest_log = logs[0] if logs else None
return jsonify({
'logs': [{'timestamp': log.timestamp, 'message': log.message} for log in logs],
'relay_status': {
'relay1': latest_log.relay1_status if latest_log else 'off',
'relay2': latest_log.relay2_status if latest_log else 'off',
'relay3': latest_log.relay3_status if latest_log else 'off',
'relay4': latest_log.relay4_status if latest_log else 'off'
},
'input_status': {
'input1': latest_log.input1_status if latest_log else 'off',
'input2': latest_log.input2_status if latest_log else 'off',
'input3': latest_log.input3_status if latest_log else 'off',
'input4': latest_log.input4_status if latest_log else 'off'
}
})
if __name__ == '__main__':
app.run(host='0.0.0.0', port=5000)