113 lines
4.4 KiB
Python
113 lines
4.4 KiB
Python
# -*- encoding: utf-8 -*-
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# @author : vincent.benoit@benserv.fr
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# @brief : log routes
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#########################################################
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# Importation de modules externes #
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import sys, re, os
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import logging as log
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from datetime import datetime, timezone
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from flask import Flask, Blueprint, request, abort, jsonify, current_app
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from flask_api import status
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from flask_jwt_extended import create_access_token
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from flask_jwt_extended import get_jwt
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from flask_jwt_extended import set_access_cookies
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from flask_jwt_extended import get_jwt_identity
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from flask_jwt_extended import jwt_required
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import json
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from werkzeug.exceptions import HTTPException
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#########################################################
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# Class et Methods #
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log = Blueprint('log', __name__, url_prefix='/api/configurateur')
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@log.errorhandler(HTTPException)
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def handle_exception(e):
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''' return JSON instead of HTML for HTTP errors '''
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response = e.get_response()
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# replace the body with JSON
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response.data = json.dumps({
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'code': e.code,
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'name': e.name,
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'description': e.description,
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})
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response.content_type = "application/json"
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return response
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@log.after_request
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def refresh_expiring_tokens(response):
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''' Using an 'after_request' callback, we refresh any token that is within
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30 minutes of expiring.'''
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try:
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exp_timestamp = get_jwt()['exp']
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now = datetime.now(timezone.utc)
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target_timestamp = datetime.timestamp(now + current_app.config['DELTA'])
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if target_timestamp > exp_timestamp:
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current_app.logger.warning("On doit recréer un token ....")
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access_token = create_access_token(identity=get_jwt_identity())
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# refresh token in storage place
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if os.path.exists(os.path.join("/tmp", current_app.config['PROJECT'])):
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with open(os.path.join("/tmp", current_app.config['PROJECT'], get_jwt_identity()['id']), 'w') as f:
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f.write(access_token)
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# Modifiy a Flask Response to set a cookie containing the access JWT.
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set_access_cookies(response, access_token)
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return response
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except (RuntimeError, KeyError):
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return response
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@log.route('/conf_logs', methods=['GET'])
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@jwt_required()
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def get_conf_logs():
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''' Retreive conf logs '''
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# Access the identity of the current user with get_jwt_identity
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current_user = get_jwt_identity()
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lines = []
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logfile = os.path.join(current_app.config['LOG_FOLDER'], current_app.config['PROJECT'] + '.log')
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try:
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with open(logfile) as f:
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current_app.logger.debug("conf log file: {}".format(logfile))
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for idx, line in enumerate(f.readlines()):
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try:
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date_time, head, gravity, msg = line.split(' - ', 3)
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content = {'datetime': date_time, 'header': head, 'gravity': gravity, 'msg':msg}
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lines.append(content)
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except ValueError as e:
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lines[-1]['msg'] = lines[-1]['msg'] + line
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except FileNotFoundError as e:
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current_app.logger.error("Fichier de log ({}) manquant".format(logfile))
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abort(status.HTTP_406_NOT_ACCEPTABLE, description="Fichier log manquant")
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return jsonify(lines), status.HTTP_200_OK
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@log.route('/app_logs', methods=['GET'])
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@jwt_required()
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def get_app_logs():
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''' Retreive app logs '''
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# Access the identity of the current user with get_jwt_identity
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current_user = get_jwt_identity()
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lines = []
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logfile = os.path.join(current_app.config['LOG_FOLDER'], current_app.config['APP_NAME'] + '.log')
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try:
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with open(logfile) as f:
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current_app.logger.debug("app log file: {}".format(logfile))
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for idx, line in enumerate(f.readlines()):
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try:
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date_time, head, gravity, msg = line.split(' - ', 3)
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content = {'datetime': date_time, 'header': head, 'gravity': gravity, 'msg':msg}
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lines.append(content)
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except ValueError as e:
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lines[-1]['msg'] = lines[-1]['msg'] + line
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except FileNotFoundError as e:
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current_app.logger.error("Fichier de log ({}) manquant".format(logfile))
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abort(status.HTTP_406_NOT_ACCEPTABLE, description="Fichier log manquant")
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return jsonify(lines), status.HTTP_200_OK
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