siulkilulki
fbcf3bad4e
Add default colors to color_hour func in extractor.find_hours Add annotation task description modal.
246 lines
8.0 KiB
Python
246 lines
8.0 KiB
Python
from flask import Flask, render_template, request, make_response, jsonify
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import time
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import os
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from get_utterances import Utterance
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import redis
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import pickle
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import re
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import logging
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UTT_SCORES = 'utterance-scores'
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COOKIE_NAME = 'cookie-hash'
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MAX_COOKIES_PER_IP = 5
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app = Flask(__name__)
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app.logger.setLevel(logging.INFO)
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r = redis.StrictRedis(unix_socket_path='/redis-socket/redis.sock', db=0)
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def log(msg):
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app.logger.info(msg)
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def load_utterances(filename):
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with open(filename, 'rb') as f:
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utterances = pickle.load(f)
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return utterances
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utterances = load_utterances(
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'/home/siulkilulki/gitrepos/mass-scraper/utterances.pkl')
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#initialize_redis_db
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status = r.get('status')
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if status:
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status = status.decode('utf-8')
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else:
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r.flushdb()
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if status != 'filled':
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log('filling status')
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for i in range(len(utterances)):
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if r.zscore(UTT_SCORES, str(i)) == None:
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log(i)
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r.zadd(UTT_SCORES, 0, str(i))
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r.set('status', 'filled')
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status = 'filled'
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def get_next():
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index = int(r.zrangebyscore(UTT_SCORES, '-inf', 'inf')[1])
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left_context = utterances[index]['prefix'].replace('\n', '<br>')
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hour = utterances[index]['hour'].replace('\n', '<br>')
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right_context = ' '.join(
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utterances[index]['suffix'].split(' ')[:10]).replace('\n', '<br>')
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# log('get_next index: {}, score: {}'.format(index,
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# r.zscore(UTT_SCORES, index)))
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return index, left_context, hour, right_context
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def get_next_response(cookie_hash):
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index, left_context, hour, right_context = get_next()
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resp = jsonify(
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index=index,
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left_context=left_context,
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hour=hour,
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right_context=right_context)
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if cookie_hash:
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resp.set_cookie(COOKIE_NAME, cookie_hash, max_age=60 * 60 * 24 * 90)
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return resp
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def get_by_index(index):
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left_context = utterances[index]['prefix'].replace('\n', '<br>')
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hour = utterances[index]['hour'].replace('\n', '<br>')
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right_context = ' '.join(
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utterances[index]['suffix'].split(' ')[:10]).replace('\n', '<br>')
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# log('get_next index: {}, score: {}'.format(index,
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# r.zscore(UTT_SCORES, index)))
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return index, left_context, hour, right_context
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def get_response_by_index(index, cookie_hash):
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index, left_context, hour, right_context = get_by_index(index)
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resp = jsonify(
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index=index,
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left_context=left_context,
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hour=hour,
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right_context=right_context)
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if cookie_hash:
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resp.set_cookie(COOKIE_NAME, cookie_hash, max_age=60 * 60 * 24 * 90)
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return resp
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def annotate_redis(yesno, index, ip_addr, cookie_hash):
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# log('annotate: {}'.format(cookie_hash))
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timestamp = time.time()
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annotation = r.get('{}:{}'.format(
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cookie_hash, index)) # previous annotation of utterance by that user
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if annotation:
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# log(annotation.decode('utf-8'))
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str_index = int(annotation.decode('utf-8').split(':')[1])
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r.setrange(index, str_index, yesno) #sets str_index to yesno value
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else:
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# before = r.zscore(UTT_SCORES, index)
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r.zincrby(UTT_SCORES, index)
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# log('incrementing index {}, before_val: {}, value: {}'.format(
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# index, before, r.zscore(UTT_SCORES, index)))
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str_index = r.append(index, yesno) - 1
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r.set('{}:{}'.format(cookie_hash, index), '{}:{}:{}:{}'.format(
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yesno, str_index, timestamp, ip_addr))
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r.set('{}:{}'.format(ip_addr, index), '{}:{}:{}:{}'.format(
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yesno, str_index, timestamp, cookie_hash))
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undo_cookie_key = 'undo:' + cookie_hash
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first_undo_action = r.rpop(undo_cookie_key)
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if first_undo_action:
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first_undo_action = first_undo_action.decode('utf-8')
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if first_undo_action.split(':')[1] != str(index):
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r.lpush(cookie_hash, first_undo_action)
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while (r.llen(undo_cookie_key) != 0):
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r.rpoplpush(undo_cookie_key, cookie_hash)
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r.lpush(cookie_hash, '{}:{}:{}'.format(yesno, index, str_index))
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def set_cookie(js_hash):
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## TODO: dodawać nowe js_hash do listy z key bedacym cookie_hash | czy trzeba?
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old_cookie_hash = None
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cookie_hash = request.cookies.get(COOKIE_NAME)
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if not cookie_hash:
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old_cookie_hash = r.get(js_hash)
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if not old_cookie_hash:
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cookie_hash = str(
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int.from_bytes(os.urandom(4), byteorder='little'))
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r.set(js_hash, cookie_hash)
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log('Cookie not on client side. Creating new cookie.')
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else:
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log('Cookie not on client side. Getting cookie from fingerprint.')
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cookie_hash = old_cookie_hash.decode('utf-8')
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else:
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log('cookie found on client side')
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return cookie_hash
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def ip_cookies_violation(ttl):
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if ttl <= 0:
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return None
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else:
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m, s = divmod(ttl, 60)
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h, m = divmod(m, 60)
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hour_str = f'{h} godz. ' if h != 0 else ''
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minute_str = f'{m} min ' if m != 0 else ''
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wait_time_str = hour_str + minute_str + f'{s} sek.'
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return jsonify(wait_time_str=wait_time_str)
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def undo(cookie_hash):
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last_action = r.lpop(cookie_hash)
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if last_action:
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last_action = last_action.decode('utf-8')
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r.rpush('undo:' + cookie_hash, last_action)
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index = int(last_action.split(':')[1])
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return get_response_by_index(index, cookie_hash)
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# if no cookie-hash or action list is empty resp = None
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def handle_ip_cookies(ip_key, cookie_hash):
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"""mechanism for forcing users to use X cookies per ip but no more than X"""
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r.sadd(ip_key, cookie_hash)
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if int(r.ttl(ip_key)) == -1:
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r.expire(ip_key, 60 * 60 * 3)
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log('{}, expire started'.format(ip_key))
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def get(cookie_hash):
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undo_cookie_key = 'undo:' + cookie_hash
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while (r.llen(undo_cookie_key) != 0):
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r.rpoplpush(undo_cookie_key, cookie_hash)
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return get_next_response(cookie_hash)
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def http_post():
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resp = None
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action = request.form['action']
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index = int(request.form['index']) if action != 'get' else None
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js_hash = request.form['hash']
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ip_addr = str(request.headers.get('X-Real-Ip', request.remote_addr))
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ip_key = 'ip-cookies:' + ip_addr
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ip_key_scard = r.scard(ip_key)
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if ip_key_scard >= MAX_COOKIES_PER_IP:
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ttl = int(r.ttl(ip_key))
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app.logger.warning(
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f'MAX_COOKIES_PER_IP violation! ip: {ip_addr}, ttl: {ttl}, scard: {ip_key_scard}, action: {action}, index: {index}'
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)
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return ip_cookies_violation(ttl)
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if action == 'get':
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cookie_hash = set_cookie(js_hash)
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resp = get(cookie_hash)
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else:
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cookie_hash = request.cookies.get(COOKIE_NAME)
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if not cookie_hash:
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return None
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if action == 'undo':
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resp = undo(cookie_hash)
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elif action == 'yes':
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annotate_redis('y', index, ip_addr, cookie_hash)
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resp = get_next_response(cookie_hash)
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elif action == 'no':
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annotate_redis('n', index, ip_addr, cookie_hash)
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resp = get_next_response(cookie_hash)
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if resp:
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# r.sadd
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handle_ip_cookies(ip_key, cookie_hash)
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log(f'ip: {ip_addr}, cookie: {cookie_hash}, hash: {js_hash}, action: {action}, index: {index}, ip_scard_before_req: {ip_key_scard}'
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)
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return resp
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def http_get():
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return render_template('index.html')
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@app.route("/", methods=['GET', 'POST'])
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def root():
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if request.method == 'POST':
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return http_post()
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else:
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return http_get()
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@app.route("/hidden", methods=['GET', 'POST'])
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def dev_root():
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ip_addr = str(request.headers.get('X-Real-Ip', request.remote_addr))
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cookie_hash = request.cookies.get(COOKIE_NAME)
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if ip_addr != '192.168.1.1' and cookie_hash != '1594469046':
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return None
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if request.method == 'POST':
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return http_post()
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else:
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return render_template('index-dev.html')
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if __name__ == "__main__":
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gunicorn_logger = logging.getLogger('gunicorn.error')
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app.logger.handlers = gunicorn_logger.handlers
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# app.logger.setLevel(gunicorn_logger.level)
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app.run(host='0.0.0.0', debug=False)
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