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2 Commits
d4165b0582
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14d3064309
Author | SHA1 | Date |
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Olli Graf | 14d3064309 | 1 month ago |
Olli Graf | fd50a8628c | 1 month ago |
13 changed files with 149 additions and 25 deletions
@ -1,20 +0,0 @@ |
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from math import pi as pi |
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class Kreis_gettattr: |
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def __init__(self, radius): |
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self.radius = radius |
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self.operators ={ |
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'durchmesser': lambda x: self.radius * 2 |
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'umfang': lambda x: self.durchmesser * pi |
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'flaeche': lambda: x: self.radius**2 *pi |
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} |
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def __getattr(self, name): |
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if name not in self.operators: |
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raise TypeError(f'unbekannte Operation {name}') |
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return { |
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} [name] |
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@ -1,2 +1,2 @@ |
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./__pycache__ |
__pycache__ |
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./network/__pycache__/* |
./network/__pycache__/* |
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@ -1,3 +1,6 @@ |
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example.py |
example.py |
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ex2.py |
ex2.py |
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*.log |
*.log |
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__pycache__ |
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db.ini |
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@ -0,0 +1,10 @@ |
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import logging |
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import logging.config |
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import json |
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ATTR_TO_JSON = ['created', 'filename', 'funcName', 'levelname', 'lineno', 'module', 'msecs', 'msg', 'name', 'pathname', 'process', 'processName', 'relativeCreated', 'thread', 'threadName'] |
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class JsonFormatter: |
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def format(self, record): |
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obj = {attr: getattr(record, attr) |
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for attr in ATTR_TO_JSON} |
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return json.dumps(obj, indent=4) |
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@ -0,0 +1,8 @@ |
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[pidb] |
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host=database |
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user=piuser |
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password=<passwort> |
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database=pidb |
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@ -0,0 +1,75 @@ |
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# Datei dbhandler.py |
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import mysql.connector |
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import datetime |
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import configparser |
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import logging |
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from logging import config |
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import json |
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class DBHandler(logging.Handler): |
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def __init__(self): |
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logging.Handler.__init__(self) |
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# Datenbank Konfiguration lesen |
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confparser = configparser.ConfigParser() |
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confparser.read('db.ini') |
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# Verbindung zur DB herstellen |
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self.connection= mysql.connector.connect(host=confparser['pidb']['host'],user = confparser['pidb']['user'],password = confparser['pidb']['password'],database = confparser['pidb']['database']) |
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# Tabelle anlegen, falls noch keine existiert. |
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self.connection.cursor().execute('''CREATE TABLE IF NOT EXISTS logs ( |
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id INTEGER PRIMARY KEY AUTO_INCREMENT, |
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zeit VARCHAR(50), |
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level VARCHAR(8), |
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message VARCHAR(40), |
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logger_name VARCHAR(25), |
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filename VARCHAR(60), |
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line INTEGER)''') |
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self.connection.commit() |
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# Bei Löschung der Klasseninstanz, Connection schliessen |
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def __del__(self): |
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if self.connection != None: |
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self.connection.close() |
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self.connection = None |
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# LogRecord in die DB schreiben |
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def emit(self, record): |
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try: |
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# Log-Daten in ein Tupel extrahieren |
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log_entry = (datetime.datetime.utcnow().isoformat(), |
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record.levelname, |
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record.getMessage(), |
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record.name, |
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record.pathname, |
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record.lineno) |
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# Log in die Datenbank einfügen |
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cursor = self.connection.cursor() |
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cursor.execute('''INSERT INTO logs (zeit, level, message, logger_name, filename, line) |
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VALUES (%s, %s, %s, %s, %s, %s)''', log_entry) |
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self.connection.commit() |
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cursor.close() |
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except Exception as e: |
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# im Fehlerfall den LogRecord nach "oben" weiterreichen. |
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self.handleError(record) |
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# Config aus JSON Datei laden und setzen |
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with open('handler_config.json') as file_config: |
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config.dictConfig(json.load(file_config)) |
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# Logging testen |
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def testlogging(): |
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print('testlogging() aufgerufen.') |
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logging.debug('Diese Zeile wird ausgefiltert.') |
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logging.debug('DEBUG/Druckdaten werden gesendet.') |
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logging.info('INFO/Es werden 2 Seiten gedruckt') |
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logging.debug('Diese Zeile wird auch ausgefiltert.') |
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logging.warning('WARN/nicht genügend Papier im Drucker') |
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logging.error('ERROR/Drucker nicht gefunden.') |
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logging.critical('CRITICAL/Drucker brennt') |
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if __name__ == '__main__': |
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testlogging() |
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@ -0,0 +1,33 @@ |
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{ |
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"version":1, |
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"formatters":{ |
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"std_out":{ |
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"format": "%(asctime)s : %(levelname)s : %(module)s : %(funcName)s : %(lineno)d : (Process Details : (%(process)d, %(processName)s), Thread Details : (%(thread)d, %(threadName)s))\nLog : %(message)s", |
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"datefmt":"%d-%m-%Y %I:%M:%S" |
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} |
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}, |
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"handlers":{ |
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"console":{ |
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"formatter": "std_out", |
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"class": "logging.StreamHandler", |
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"level": "DEBUG" |
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}, |
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"db":{ |
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"formatter": "std_out", |
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"()": "__main__.DBHandler", |
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"level": "DEBUG" |
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}, |
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"file":{ |
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"formatter":"std_out", |
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"class":"logging.FileHandler", |
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"level":"DEBUG", |
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"filename" : "raspithek.log" |
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} |
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}, |
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"root":{ |
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"handlers":["console","file","db"], |
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"level": "DEBUG" |
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} |
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} |
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