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AIL-framework
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AIL-framework/bin/lib/crawlers.py

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#!/usr/bin/python3
"""
API Helper
===================
"""
import base64
import gzip
import hashlib
import json
import os
import pickle
import re
import sys
import time
import uuid
from enum import IntEnum, unique
from datetime import datetime, timedelta
from dateutil.relativedelta import relativedelta
from urllib.parse import urlparse, urljoin
from bs4 import BeautifulSoup
from pylacus import PyLacus
from pyfaup.faup import Faup
# interact with splash_crawler API
import requests
requests.packages.urllib3.disable_warnings(requests.packages.urllib3.exceptions.InsecureRequestWarning)
sys.path.append(os.environ['AIL_BIN'])
##################################
# Import Project packages
##################################
from packages import git_status
from packages import Date
from lib.ConfigLoader import ConfigLoader
from lib.objects.Domains import Domain
from lib.objects import HHHashs
from lib.objects.Items import Item
config_loader = ConfigLoader()
r_db = config_loader.get_db_conn("Kvrocks_DB")
r_crawler = config_loader.get_db_conn("Kvrocks_Crawler")
r_cache = config_loader.get_redis_conn("Redis_Cache")
ITEMS_FOLDER = config_loader.get_config_str("Directories", "pastes")
HAR_DIR = config_loader.get_files_directory('har')
activate_crawler = config_loader.get_config_str("Crawler", "activate_crawler")
config_loader = None
faup = Faup()
# # # # # # # #
# #
# COMMON #
# #
# # # # # # # #
def gen_uuid():
return str(uuid.uuid4())
def generate_uuid():
return str(uuid.uuid4()).replace('-', '')
# # TODO: remove me ?
def get_current_date(separator=False):
if separator:
return datetime.now().strftime("%Y/%m/%d")
else:
return datetime.now().strftime("%Y%m%d")
def get_date_crawled_items_source(date):
return os.path.join('crawled', date)
def get_har_dir():
return HAR_DIR
def is_valid_onion_domain(domain):
if not domain.endswith('.onion'):
return False
domain = domain.replace('.onion', '', 1)
if len(domain) == 16: # v2 address
r_onion = r'[a-z0-9]{16}'
if re.match(r_onion, domain):
return True
elif len(domain) == 56: # v3 address
r_onion = r'[a-z0-9]{56}'
if re.fullmatch(r_onion, domain):
return True
return False
def is_valid_domain(domain):
faup.decode(domain)
url_unpack = faup.get()
unpack_domain = url_unpack['domain'].lower()
return domain == unpack_domain
def get_faup():
return faup
def unpack_url(url):
f = get_faup()
f.decode(url)
url_decoded = f.get()
port = url_decoded['port']
if not port:
if url_decoded['scheme'] == 'http':
port = 80
elif url_decoded['scheme'] == 'https':
port = 443
else:
port = 80
url_decoded['port'] = port
# decode URL
try:
url = url_decoded['url'].decode()
except AttributeError:
url = url_decoded['url']
# if not url_decoded['scheme']:
# url = f'http://{url}'
# Fix case
url_decoded['domain'] = url_decoded['domain'].lower()
url_decoded['url'] = url.replace(url_decoded['host'], url_decoded['host'].lower(), 1)
return url_decoded
# # # # # # # #
# #
# FAVICON # TODO REWRITE ME
# #
# # # # # # # # TODO CREATE NEW OBJECT
def get_favicon_from_html(html, domain, url):
favicon_urls, favicons = extract_favicon_from_html(html, url)
# add root favicon
if not favicon_urls:
favicon_urls.add(f'{urlparse(url).scheme}://{domain}/favicon.ico')
print(favicon_urls)
return favicon_urls
def extract_favicon_from_html(html, url):
favicons = set()
favicons_urls = set()
soup = BeautifulSoup(html, 'html.parser')
all_icons = set()
# If there are multiple <link rel="icon">s, the browser uses their media,
# type, and sizes attributes to select the most appropriate icon.
# If several icons are equally appropriate, the last one is used.
# If the most appropriate icon is later found to be inappropriate,
# for example because it uses an unsupported format,
# the browser proceeds to the next-most appropriate, and so on.
# # DEBUG: /!\ firefox load all favicon ???
# iOS Safari 'apple-touch-icon'
# Safari pinned tabs 'mask-icon'
# Android Chrome 'manifest'
# Edge and IE 12:
# - <meta name="msapplication-TileColor" content="#aaaaaa"> <meta name="theme-color" content="#ffffff">
# - <meta name="msapplication-config" content="/icons/browserconfig.xml">
# Root Favicon
f = get_faup()
f.decode(url)
url_decoded = f.get()
root_domain = f"{url_decoded['scheme']}://{url_decoded['domain']}"
default_icon = f'{root_domain}/favicon.ico'
favicons_urls.add(default_icon)
# print(default_icon)
# shortcut
for shortcut in soup.find_all('link', rel='shortcut icon'):
all_icons.add(shortcut)
# icons
for icon in soup.find_all('link', rel='icon'):
all_icons.add(icon)
for mask_icon in soup.find_all('link', rel='mask-icon'):
all_icons.add(mask_icon)
for apple_touche_icon in soup.find_all('link', rel='apple-touch-icon'):
all_icons.add(apple_touche_icon)
for msapplication in soup.find_all('meta', attrs={'name': 'msapplication-TileImage'}): # msapplication-TileColor
all_icons.add(msapplication)
# msapplication-TileImage
# print(all_icons)
for tag in all_icons:
icon_url = tag.get('href')
if icon_url:
if icon_url.startswith('data:'):
data = icon_url.split(',', 1)
if len(data) > 1:
data = ''.join(data[1].split())
favicon = base64.b64decode(data)
if favicon:
favicons.add(favicon)
else:
favicon_url = urljoin(url, icon_url)
favicons_urls.add(favicon_url)
elif tag.get('name') == 'msapplication-TileImage':
icon_url = tag.get('content')
if icon_url:
if icon_url.startswith('data:'):
data = icon_url.split(',', 1)
if len(data) > 1:
data = ''.join(data[1].split())
favicon = base64.b64decode(data)
if favicon:
favicons.add(favicon)
else:
favicon_url = urljoin(url, icon_url)
favicons_urls.add(favicon_url)
print(favicon_url)
# print(favicons_urls)
return favicons_urls, favicons
# mmh3.hash(favicon)
# # # - - # # #
# # # # # # # #
# #
# TITLE #
# #
# # # # # # # #
def extract_title_from_html(html):
soup = BeautifulSoup(html, 'html.parser')
title = soup.title
if title:
return str(title.string)
return ''
def extract_description_from_html(html):
soup = BeautifulSoup(html, 'html.parser')
description = soup.find('meta', attrs={'name': 'description'})
if description:
return description['content']
return ''
def extract_keywords_from_html(html):
soup = BeautifulSoup(html, 'html.parser')
keywords = soup.find('meta', attrs={'name': 'keywords'})
if keywords:
return keywords['content']
return ''
def extract_author_from_html(html):
soup = BeautifulSoup(html, 'html.parser')
keywords = soup.find('meta', attrs={'name': 'author'})
if keywords:
return keywords['content']
return ''
# # # - - # # #
# # # # # # # #
# #
# HAR #
# #
# # # # # # # #
def create_har_id(date, item_id):
item_id = item_id.split('/')[-1]
return os.path.join(date, f'{item_id}.json.gz')
def save_har(har_id, har_content):
# create dir
har_dir = os.path.dirname(os.path.join(get_har_dir(), har_id))
if not os.path.exists(har_dir):
os.makedirs(har_dir)
# save HAR
filename = os.path.join(get_har_dir(), har_id)
with gzip.open(filename, 'wb') as f:
f.write(json.dumps(har_content).encode())
def get_all_har_ids():
har_ids = []
today_root_dir = os.path.join(HAR_DIR, Date.get_today_date_str(separator=True))
dirs_year = set()
for ydir in next(os.walk(HAR_DIR))[1]:
if len(ydir) == 4:
try:
int(ydir)
dirs_year.add(ydir)
except (TypeError, ValueError):
pass
if os.path.exists(today_root_dir):
for file in [f for f in os.listdir(today_root_dir) if os.path.isfile(os.path.join(today_root_dir, f))]:
har_id = os.path.relpath(os.path.join(today_root_dir, file), HAR_DIR)
har_ids.append(har_id)
for ydir in sorted(dirs_year, reverse=False):
search_dear = os.path.join(HAR_DIR, ydir)
for root, dirs, files in os.walk(search_dear):
for file in files:
if root != today_root_dir:
har_id = os.path.relpath(os.path.join(root, file), HAR_DIR)
har_ids.append(har_id)
return har_ids
def get_har_content(har_id):
har_path = os.path.join(HAR_DIR, har_id)
try:
with gzip.open(har_path) as f:
try:
return json.loads(f.read())
except json.decoder.JSONDecodeError:
return {}
except Exception as e:
print(e) # TODO LOGS
return {}
def extract_cookies_names_from_har(har):
cookies = set()
for entrie in har.get('log', {}).get('entries', []):
for cookie in entrie.get('request', {}).get('cookies', []):
name = cookie.get('name')
if name:
cookies.add(name)
for cookie in entrie.get('response', {}).get('cookies', []):
name = cookie.get('name')
if name:
cookies.add(name)
return cookies
def _reprocess_all_hars_cookie_name():
from lib.objects import CookiesNames
for har_id in get_all_har_ids():
domain = har_id.split('/')[-1]
domain = domain[:-44]
date = har_id.split('/')
date = f'{date[-4]}{date[-3]}{date[-2]}'
for cookie_name in extract_cookies_names_from_har(get_har_content(har_id)):
print(domain, date, cookie_name)
cookie = CookiesNames.create(cookie_name)
cookie.add(date, domain)
def extract_etag_from_har(har): # TODO check response url
etags = set()
for entrie in har.get('log', {}).get('entries', []):
for header in entrie.get('response', {}).get('headers', []):
if header.get('name') == 'etag':
# print(header)
etag = header.get('value')
if etag:
etags.add(etag)
return etags
def _reprocess_all_hars_etag():
from lib.objects import Etags
for har_id in get_all_har_ids():
domain = har_id.split('/')[-1]
domain = domain[:-44]
date = har_id.split('/')
date = f'{date[-4]}{date[-3]}{date[-2]}'
for etag_content in extract_etag_from_har(get_har_content(har_id)):
print(domain, date, etag_content)
etag = Etags.create(etag_content)
etag.add(date, domain)
def extract_hhhash_by_id(har_id, domain, date):
return extract_hhhash(get_har_content(har_id), domain, date)
def extract_hhhash(har, domain, date):
hhhashs = set()
urls = set()
for entrie in har.get('log', {}).get('entries', []):
url = entrie.get('request').get('url')
if url not in urls:
# filter redirect
if entrie.get('response').get('status') == 200: # != 301:
# print(url, entrie.get('response').get('status'))
f = get_faup()
f.decode(url)
domain_url = f.get().get('domain')
if domain_url == domain:
headers = entrie.get('response').get('headers')
hhhash_header = HHHashs.build_hhhash_headers(headers)
hhhash = HHHashs.hhhash_headers(hhhash_header)
if hhhash not in hhhashs:
print('', url, hhhash)
# -----
obj = HHHashs.create(hhhash_header, hhhash)
obj.add(date, domain)
hhhashs.add(hhhash)
urls.add(url)
print()
print()
print('HHHASH:')
for hhhash in hhhashs:
print(hhhash)
return hhhashs
def _reprocess_all_hars_hhhashs():
for har_id in get_all_har_ids():
print()
print(har_id)
domain = har_id.split('/')[-1]
domain = domain[:-44]
date = har_id.split('/')
date = f'{date[-4]}{date[-3]}{date[-2]}'
extract_hhhash_by_id(har_id, domain, date)
def _gzip_har(har_id):
har_path = os.path.join(HAR_DIR, har_id)
new_id = f'{har_path}.gz'
if not har_id.endswith('.gz'):
if not os.path.exists(new_id):
with open(har_path, 'rb') as f:
content = f.read()
if content:
with gzip.open(new_id, 'wb') as f:
r = f.write(content)
print(r)
if os.path.exists(new_id) and os.path.exists(har_path):
os.remove(har_path)
print('delete:', har_path)
def _gzip_all_hars():
for har_id in get_all_har_ids():
_gzip_har(har_id)
# # # - - # # #
################################################################################
# # TODO:
# # TODO: REVIEW ME THEN REMOVE ME
def create_cookie_crawler(cookie_dict, domain, crawler_type='web'):
# check cookie domain filed
if not 'domain' in cookie_dict:
cookie_dict['domain'] = f'.{domain}'
# tor browser: disable secure cookie
if crawler_type == 'onion':
cookie_dict['secure'] = False
# force cookie domain
# url = urlparse(browser_cookie['Host raw'])
# domain = url.netloc.split(':', 1)[0]
# cookie_dict['domain'] = '.{}'.format(domain)
# change expire date
cookie_dict['expires'] = (datetime.now() + timedelta(days=10)).strftime('%Y-%m-%dT%H:%M:%S') + 'Z'
return cookie_dict
################################################################################
################################################################################
################################################################################
def get_cookiejars():
return r_crawler.smembers('cookiejars:all')
def get_cookiejars_global():
cookiejars = r_crawler.smembers('cookiejars:global')
if not cookiejars:
cookiejars = []
return cookiejars
def get_cookiejars_user(user_id):
cookiejars = r_crawler.smembers(f'cookiejars:user:{user_id}')
if not cookiejars:
cookiejars = []
return cookiejars
class Cookiejar:
def __init__(self, cookiejar_uuid):
self.uuid = cookiejar_uuid
def exists(self):
return r_crawler.exists(f'cookiejar:meta:{self.uuid}') # or cookiejar:uuid
def get_date(self):
return r_crawler.hget(f'cookiejar:meta:{self.uuid}', 'date')
def _set_date(self, date):
r_crawler.hset(f'cookiejar:meta:{self.uuid}', 'date', date)
def get_description(self):
return r_crawler.hget(f'cookiejar:meta:{self.uuid}', 'description')
def set_description(self, description):
r_crawler.hset(f'cookiejar:meta:{self.uuid}', 'description', description)
def get_user(self):
return r_crawler.hget(f'cookiejar:meta:{self.uuid}', 'user')
def _set_user(self, user_id):
return r_crawler.hset(f'cookiejar:meta:{self.uuid}', 'user', user_id)
def get_level(self):
level = r_crawler.hget(f'cookiejar:meta:{self.uuid}', 'level')
if level:
level = 1
else:
level = 0
return level
def _set_level(self, level):
if level:
level = 1
else:
level = 0
r_crawler.hset(f'cookiejar:meta:{self.uuid}', 'level', level)
def is_cookie_in_jar(self, cookie_uuid):
# kvrocks sismember TEMP fix
try:
return r_crawler.sismember(f'cookiejar:cookies:{self.uuid}', cookie_uuid)
except:
return False
def get_cookies_uuid(self):
return r_crawler.smembers(f'cookiejar:cookies:{self.uuid}')
def get_cookies(self, r_json=False):
l_cookies = []
for cookie_uuid in self.get_cookies_uuid():
cookies = Cookie(cookie_uuid)
l_cookies.append(cookies.get_meta(r_json=r_json))
return l_cookies
def get_nb_cookies(self):
return r_crawler.scard(f'cookiejar:cookies:{self.uuid}')
def get_meta(self, level=False, nb_cookies=False, cookies=False, r_json=False):
meta = {'uuid': self.uuid,
'date': self.get_date(),
'description': self.get_description(),
'user': self.get_user()}
if level:
meta['level'] = self.get_level()
if nb_cookies:
meta['nb_cookies'] = self.get_nb_cookies()
if cookies:
meta['cookies'] = self.get_cookies(r_json=r_json)
return meta
def add_cookie(self, name, value, cookie_uuid=None, domain=None, httponly=None, path=None, secure=None, text=None):
if cookie_uuid:
cookie = Cookie(cookie_uuid)
if cookie.exists():
cookie_uuid = generate_uuid()
else:
cookie_uuid = generate_uuid()
r_crawler.sadd(f'cookiejar:cookies:{self.uuid}', cookie_uuid)
cookie = Cookie(cookie_uuid)
cookie.set_cookiejar(self.uuid)
cookie.set_field('name', name)
cookie.set_field('value', value)
if domain:
cookie.set_field('domain', domain)
if httponly:
cookie.set_field('httpOnly', str(httponly))
if path:
cookie.set_field('path', path)
if secure:
cookie.set_field('secure', str(secure))
if text:
cookie.set_field('path', text)
return cookie_uuid
def delete_cookie(self, cookie_uuid):
if self.is_cookie_in_jar(cookie_uuid):
cookie = Cookie(cookie_uuid)
cookie.delete()
def create(self, user_id, description=None, level=1):
if self.exists():
raise Exception('Cookiejar already exists')
r_crawler.sadd('cookiejars:all', self.uuid)
if level == 0:
r_crawler.sadd(f'cookiejars:user:{user_id}', self.uuid)
else:
r_crawler.sadd('cookiejars:global', self.uuid)
self._set_user(user_id)
self._set_date(datetime.now().strftime("%Y%m%d"))
self._set_level(level)
if description:
self.set_description(description)
def delete(self):
for cookie_uuid in self.get_cookies_uuid():
self.delete_cookie(cookie_uuid)
r_crawler.srem(f'cookiejars:user:{self.get_user()}', self.uuid)
r_crawler.srem('cookiejars:global', self.uuid)
r_crawler.srem('cookiejars:all', self.uuid)
r_crawler.delete(f'cookiejar:meta:{self.uuid}')
def create_cookiejar(user_id, description=None, level=1, cookiejar_uuid=None):
if cookiejar_uuid:
cookiejar = Cookiejar(cookiejar_uuid)
if cookiejar.exists():
cookiejar_uuid = generate_uuid()
else:
cookiejar_uuid = generate_uuid()
cookiejar = Cookiejar(cookiejar_uuid)
cookiejar.create(user_id, description=description, level=level)
return cookiejar_uuid
def get_cookiejars_meta_by_iterator(iter_cookiejar_uuid):
cookiejars_meta = []
for cookiejar_uuid in iter_cookiejar_uuid:
cookiejar = Cookiejar(cookiejar_uuid)
cookiejars_meta.append(cookiejar.get_meta(nb_cookies=True))
return cookiejars_meta
def get_cookiejars_by_user(user_id):
cookiejars_global = get_cookiejars_global()
cookiejars_user = get_cookiejars_user(user_id)
return [*cookiejars_user, *cookiejars_global]
## API ##
def api_get_cookiejars_selector(user_id):
cookiejars = []
for cookiejar_uuid in get_cookiejars_by_user(user_id):
cookiejar = Cookiejar(cookiejar_uuid)
description = cookiejar.get_description()
if not description:
description = ''
cookiejars.append(f'{description} : {cookiejar.uuid}')
return sorted(cookiejars)
def api_verify_cookiejar_acl(cookiejar_uuid, user_id):
cookiejar = Cookiejar(cookiejar_uuid)
if not cookiejar.exists():
return {'error': 'unknown cookiejar uuid', 'cookiejar_uuid': cookiejar_uuid}, 404
if cookiejar.get_level() == 0: # TODO: check if user is admin
if cookiejar.get_user() != user_id:
return {'error': 'The access to this cookiejar is restricted'}, 403
def api_edit_cookiejar_description(user_id, cookiejar_uuid, description):
resp = api_verify_cookiejar_acl(cookiejar_uuid, user_id)
if resp:
return resp
cookiejar = Cookiejar(cookiejar_uuid)
cookiejar.set_description(description)
return {'cookiejar_uuid': cookiejar_uuid}, 200
def api_delete_cookiejar(user_id, cookiejar_uuid):
resp = api_verify_cookiejar_acl(cookiejar_uuid, user_id)
if resp:
return resp
cookiejar = Cookiejar(cookiejar_uuid)
cookiejar.delete()
return {'cookiejar_uuid': cookiejar_uuid}, 200
def api_get_cookiejar(cookiejar_uuid, user_id):
resp = api_verify_cookiejar_acl(cookiejar_uuid, user_id)
if resp:
return resp
cookiejar = Cookiejar(cookiejar_uuid)
meta = cookiejar.get_meta(level=True, cookies=True, r_json=True)
return meta, 200
# # # # # # # #
# #
# COOKIES #
# #
# # # # # # # #
# # # #
# Cookies Fields:
# - name
# - value
# - path (optional)
# - domain (optional)
# - secure (optional)
# - httpOnly (optional)
# - text (optional)
# # # #
# TODO MISP Import
class Cookie:
def __init__(self, cookie_uuid):
self.uuid = cookie_uuid
def exists(self):
return r_crawler.exists(f'cookie:meta:{self.uuid}')
def get_cookiejar(self):
return r_crawler.hget(f'cookie:meta:{self.uuid}', 'cookiejar')
def set_cookiejar(self, cookiejar_uuid):
r_crawler.hset(f'cookie:meta:{self.uuid}', 'cookiejar', cookiejar_uuid)
def get_name(self):
return r_crawler.hget(f'cookie:meta:{self.uuid}', 'name')
def get_value(self):
return r_crawler.hget(f'cookie:meta:{self.uuid}', 'value')
def _get_field(self, field):
return r_crawler.hget(f'cookie:meta:{self.uuid}', field)
def set_field(self, field, value):
return r_crawler.hset(f'cookie:meta:{self.uuid}', field, value)
def remove_field(self, field):
return r_crawler.hdel(f'cookie:meta:{self.uuid}', field)
def get_fields(self):
fields = set(r_crawler.hkeys(f'cookie:meta:{self.uuid}'))
if 'cookiejar' in fields:
fields.remove('cookiejar')
return fields
# def get_domain(self):
# return r_crawler.hget(f'cookie:meta:{self.uuid}', 'domain')
#
# def get_path(self):
# return r_crawler.hget(f'cookie:meta:{self.uuid}', 'path')
#
# def get_httpOnly(self):
# return r_crawler.hget(f'cookie:meta:{self.uuid}', 'httpOnly')
#
# def get_secure(self):
# return r_crawler.hget(f'cookie:meta:{self.uuid}', 'secure')
# TODO expire ????
def get_meta(self, r_json=False):
meta = {}
# ['domain', 'path', 'httpOnly', 'secure'] + name + value
for field in self.get_fields():
value = self._get_field(field)
if value:
meta[field] = value
if r_json:
data = json.dumps(meta, indent=4, sort_keys=True)
meta = {'data': data, 'uuid': self.uuid}
return meta
def edit(self, cookie_dict):
# remove old keys
for field in self.get_fields():
if field not in cookie_dict:
self.remove_field(field)
# add new keys
for field in cookie_dict:
value = cookie_dict[field]
if value:
if field == 'secure' or field == 'httpOnly':
value = str(value)
self.set_field(field, value)
def delete(self):
cookiejar_uuid = self.get_cookiejar()
r_crawler.delete(f'cookie:meta:{self.uuid}')
r_crawler.srem(f'cookiejar:cookies:{cookiejar_uuid}', self.uuid)
## API ##
def api_get_cookie(user_id, cookie_uuid):
cookie = Cookie(cookie_uuid)
if not cookie.exists():
return {'error': 'unknown cookie uuid', 'cookie_uuid': cookie_uuid}, 404
resp = api_verify_cookiejar_acl(cookie.get_cookiejar(), user_id)
if resp:
return resp
return cookie.get_meta()
def api_edit_cookie(user_id, cookie_uuid, cookie_dict):
cookie = Cookie(cookie_uuid)
if not cookie.exists():
return {'error': 'unknown cookie uuid', 'cookie_uuid': cookie_uuid}, 404
resp = api_verify_cookiejar_acl(cookie.get_cookiejar(), user_id)
if resp:
return resp
if 'name' not in cookie_dict or 'value' not in cookie_dict or not cookie_dict['name'] or not cookie_dict['value']:
return {'error': 'cookie name or value not provided'}, 400
cookie.edit(cookie_dict)
return cookie.get_meta(), 200
def api_create_cookie(user_id, cookiejar_uuid, cookie_dict):
resp = api_verify_cookiejar_acl(cookiejar_uuid, user_id)
if resp:
return resp
if 'name' not in cookie_dict or 'value' not in cookie_dict or not cookie_dict['name'] or not cookie_dict['value']:
return {'error': 'cookie name or value not provided'}, 400
cookiejar = Cookiejar(cookiejar_uuid)
name = cookie_dict.get('name')
value = cookie_dict.get('value')
domain = cookie_dict.get('domain')
path = cookie_dict.get('path')
text = cookie_dict.get('text')
httponly = bool(cookie_dict.get('httponly'))
secure = bool(cookie_dict.get('secure'))
cookiejar.add_cookie(name, value, domain=domain, httponly=httponly, path=path, secure=secure, text=text)
return resp, 200
def api_delete_cookie(user_id, cookie_uuid):
cookie = Cookie(cookie_uuid)
if not cookie.exists():
return {'error': 'unknown cookie uuid', 'cookie_uuid': cookie_uuid}, 404
cookiejar_uuid = cookie.get_cookiejar()
resp = api_verify_cookiejar_acl(cookiejar_uuid, user_id)
if resp:
return resp
cookiejar = Cookiejar(cookiejar_uuid)
if not cookiejar.is_cookie_in_jar(cookie_uuid):
return {'error': 'Cookie isn\'t in the jar', 'cookiejar_uuid': cookiejar_uuid}, 404
cookiejar.delete_cookie(cookie_uuid)
return {'cookiejar_uuid': cookiejar_uuid, 'cookie_uuid': cookie_uuid}, 200
# def get_cookie_all_keys_name():
# return ['name', 'value', 'domain', 'path', 'httpOnly', 'secure']
## - - ##
## Cookies import ## # TODO: add browser type ?
def import_cookies_from_json(json_cookies, cookiejar_uuid):
cookiejar = Cookiejar(cookiejar_uuid)
for cookie in json_cookies:
try:
cookie_dict = unpack_imported_json_cookie(cookie)
name = cookie_dict.get('name')
value = cookie_dict.get('value')
domain = cookie_dict.get('domain')
httponly = cookie_dict.get('httponly')
path = cookie_dict.get('path')
secure = cookie_dict.get('secure')
text = cookie_dict.get('text')
cookiejar.add_cookie(name, value, domain=domain, httponly=httponly, path=path, secure=secure, text=text)
except KeyError:
return {'error': 'Invalid cookie key, please submit a valid JSON', 'cookiejar_uuid': cookiejar_uuid}, 400
# # TODO: add text field
def unpack_imported_json_cookie(json_cookie):
cookie_dict = {'name': json_cookie['Name raw'], 'value': json_cookie['Content raw']}
if 'Path raw' in json_cookie:
cookie_dict['path'] = json_cookie['Path raw']
if 'HTTP only raw' in json_cookie:
cookie_dict['httponly'] = json_cookie['HTTP only raw'] == 'true'
if 'Send for' in json_cookie:
cookie_dict['secure'] = json_cookie['Send for'] == 'Encrypted connections only'
if 'Host raw' in json_cookie:
url = urlparse(json_cookie['Host raw'])
cookie_dict['domain'] = url.netloc.split(':', 1)[0]
return cookie_dict
## - - ##
#### COOKIEJAR API ####
def api_import_cookies_from_json(user_id, cookiejar_uuid, json_cookies_str): # # TODO: add catch
resp = api_verify_cookiejar_acl(cookiejar_uuid, user_id)
if resp:
return resp
json_cookies = json.loads(json_cookies_str)
resp = import_cookies_from_json(json_cookies, cookiejar_uuid)
if resp:
return resp, 400
#### ####
# # # # # # # #
# #
# CRAWLER # ###################################################################################
# #
# # # # # # # #
def get_default_user_agent():
return 'Mozilla/5.0 (Windows NT 10.0; rv:102.0) Gecko/20100101 Firefox/102.0'
def get_last_crawled_domains(domain_type):
return r_crawler.lrange(f'last_{domain_type}', 0, -1)
def update_last_crawled_domain(domain_type, domain, epoch):
# update list, last crawled domains
r_crawler.lpush(f'last_{domain_type}', f'{domain}:{epoch}')
r_crawler.ltrim(f'last_{domain_type}', 0, 15)
def create_item_metadata(item_id, url, item_father):
item = Item(item_id)
item.set_crawled(url, item_father)
def get_gzipped_b64_item(item_id, content):
try:
gzipencoded = gzip.compress(content.encode())
gzip64encoded = base64.standard_b64encode(gzipencoded).decode()
return gzip64encoded
except:
print(f'file error: {item_id}')
return False
def get_crawlers_stats_by_day(date, domain_type):
return {
'date': date[0:4] + '-' + date[4:6] + '-' + date[6:8],
'up': r_crawler.scard(f'{domain_type}_up:{date}'),
'down': r_crawler.scard(f'{domain_type}_down:{date}'),
}
def get_crawlers_stats(domain_type=None):
stats = {}
date = datetime.now().strftime("%Y%m%d")
if domain_type:
domain_types = [domain_type]
else:
domain_types = get_crawler_all_types()
for domain_type in domain_types:
queue = r_crawler.scard(f'crawler:queue:type:{domain_type}')
up = r_crawler.scard(f'{domain_type}_up:{date}')
down = r_crawler.scard(f'{domain_type}_down:{date}')
crawled = up + down
stats[domain_type] = {'queue': queue, 'up': up, 'down': down, 'crawled': crawled}
return stats
#### Blocklist ####
def get_blacklist():
return r_crawler.smembers('blacklist:domain')
def is_blacklisted_domain(domain):
# kvrocks sismember TEMP fix
try:
return r_crawler.sismember('blacklist:domain', domain)
except:
return False
def blacklist_domain(domain):
return r_crawler.sadd('blacklist:domain', domain)
def unblacklist_domain(domain):
return r_crawler.srem('blacklist:domain', domain)
def load_blacklist():
try:
with open(os.path.join(os.environ['AIL_BIN'], 'crawlers/blacklist.txt'), 'r') as f:
r_crawler.delete('blacklist:domain')
lines = f.read().splitlines()
for line in lines:
blacklist_domain(line)
# TODO LOG
except Exception as e:
print(e)
def api_blacklist_domain(data):
domain = str(data.get('domain', '')).lower()
if not is_valid_domain(domain):
return {'error': 'invalid domain'}, 400
if is_blacklisted_domain(domain):
return {'error': 'domain already blacklisted'}, 400
return blacklist_domain(domain), 200
def api_unblacklist_domain(data):
domain = str(data.get('domain', '')).lower()
if not is_valid_domain(domain):
return {'error': 'invalid domain'}, 400
if not is_blacklisted_domain(domain):
return {'error': 'domain not blacklisted'}, 404
return unblacklist_domain(domain), 200
#### CRAWLER Scheduler ####
@unique
class ScheduleStatus(IntEnum):
"""The status of the capture"""
UNKNOWN = -1
QUEUED = 0
SCHEDULED = 1
ONGOING = 2
def get_schedulers_uuid():
return r_crawler.smembers('scheduler:schedules')
def get_schedulers_metas():
schedulers = []
for schedule_uuid in get_schedulers_uuid():
schedule = CrawlerSchedule(schedule_uuid)
schedulers.append(schedule.get_meta_status())
return schedulers
class CrawlerScheduler:
def __init__(self):
self.min_frequency = 60 # TODO ADD IN CONFIG
def update_queue(self):
for schedule_uuid in get_schedulers_uuid():
schedule = CrawlerSchedule(schedule_uuid)
# check if already in scheduler queue
if schedule.is_scheduled():
continue
if schedule.is_tasked():
continue
# EXPIRE ????
time_next_run = 0.0
frequency = schedule.get_frequency() # optional or later -> cron
if frequency == 'hourly':
time_next_run = (datetime.now() + timedelta(hours=1)).timestamp()
elif frequency == 'daily':
time_next_run = (datetime.now() + timedelta(days=1)).timestamp()
elif frequency == 'weekly':
time_next_run = (datetime.now() + timedelta(weeks=1)).timestamp()
elif frequency == 'monthly':
time_next_run = (datetime.now() + relativedelta(months=1)).timestamp()
else:
months, weeks, days, hours, minutes = frequency.split(':')
if not months:
months = 0
if not weeks:
weeks = 0
if not days:
days = 0
if not hours:
hours = 0
if not minutes:
minutes = 0
current_time = datetime.now().timestamp()
time_next_run = (datetime.now() + relativedelta(months=int(months), weeks=int(weeks),
days=int(days), hours=int(hours),
minutes=int(minutes))).timestamp()
# Make sure the next capture is not scheduled for in a too short interval
interval_next_capture = time_next_run - current_time
if interval_next_capture < self.min_frequency:
# self.logger.warning(f'The next capture is scheduled too soon: {interval_next_capture}s. Minimal interval: {self.min_frequency}s.')
print(f'The next capture is scheduled too soon: {interval_next_capture}s. Minimal interval: {self.min_frequency}s.')
time_next_run = (datetime.now() + timedelta(seconds=self.min_frequency)).timestamp()
schedule.set_next_run(time_next_run)
print('scheduled:', schedule_uuid)
def process_queue(self):
now = datetime.now().timestamp()
for raw_schedule in r_crawler.zrangebyscore('scheduler:queue', '-inf', int(now), withscores=True):
schedule_uuid, next_run = raw_schedule
schedule = CrawlerSchedule(schedule_uuid)
if not schedule.exists():
return None
meta = schedule.get_meta()
task_uuid = create_task(meta['url'], depth=meta['depth'], har=meta['har'], screenshot=meta['screenshot'],
header=meta['header'],
cookiejar=meta['cookiejar'], proxy=meta['proxy'],
tags=meta['tags'],
user_agent=meta['user_agent'], parent='scheduler', priority=40)
if task_uuid:
schedule.set_task(task_uuid)
r_crawler.zrem('scheduler:queue', schedule_uuid)
# TODO Expire -> stuck in crawler queue or reached delta
class CrawlerSchedule:
def __init__(self, schedule_uuid):
self.uuid = schedule_uuid
def exists(self):
return r_crawler.exists(f'schedule:{self.uuid}')
def get_frequency(self):
return r_crawler.hget(f'schedule:{self.uuid}', 'frequency')
def get_user(self):
return r_crawler.hget(f'schedule:{self.uuid}', 'user')
def get_date(self):
return r_crawler.hget(f'schedule:{self.uuid}', 'date')
def get_captures(self): # only scheduled capture ????? exclude manual/discovery
pass
def get_status(self):
if self.is_scheduled():
return ScheduleStatus.SCHEDULED
if self.is_tasked():
if self.is_ongoing():
return ScheduleStatus.ONGOING
else:
return ScheduleStatus.QUEUED
return ScheduleStatus.UNKNOWN
def get_task_uuid(self):
return r_crawler.hget(f'schedule:{self.uuid}', 'task')
def is_tasked(self):
task_uuid = self.get_task_uuid()
if task_uuid:
task = CrawlerTask(task_uuid)
tasked = task.exists()
if not tasked:
r_crawler.hdel(f'schedule:{self.uuid}', 'task')
return tasked
return False
def get_task(self):
task_uuid = self.get_task_uuid()
if task_uuid:
return CrawlerTask(task_uuid)
def set_task(self, task_uuid):
return r_crawler.hset(f'schedule:{self.uuid}', 'task', task_uuid)
def is_ongoing(self):
task = self.get_task()
if task:
return task.is_ongoing()
return False
def get_next_run(self, r_str=False):
next_run = r_crawler.zscore('scheduler:queue', self.uuid)
if next_run and r_str:
next_run = time.strftime('%Y-%m-%d - %H:%M:%S', time.localtime(int(next_run)))
return next_run
def set_next_run(self, time_next_run):
r_crawler.zadd('scheduler:queue', mapping={self.uuid: time_next_run})
def is_scheduled(self):
return bool(r_crawler.zscore('scheduler:queue', self.uuid))
def get_url(self):
return r_crawler.hget(f'schedule:{self.uuid}', 'url')
def get_depth(self):
return r_crawler.hget(f'schedule:{self.uuid}', 'depth')
def get_har(self):
return r_crawler.hget(f'schedule:{self.uuid}', 'har') == 'True'
def get_screenshot(self):
return r_crawler.hget(f'schedule:{self.uuid}', 'screenshot') == 'True'
def get_header(self):
r_crawler.hget(f'schedule:{self.uuid}', 'header')
def get_cookiejar(self):
return r_crawler.hget(f'schedule:{self.uuid}', 'cookiejar')
def get_proxy(self):
return r_crawler.hget(f'schedule:{self.uuid}', 'proxy')
def get_user_agent(self):
return r_crawler.hget(f'schedule:{self.uuid}', 'user_agent')
def _set_field(self, field, value):
return r_crawler.hset(f'schedule:{self.uuid}', field, value)
def get_tags(self):
return r_crawler.smembers(f'schedule:tags:{self.uuid}')
def set_tags(self, tags=[]):
for tag in tags:
r_crawler.sadd(f'schedule:tags:{self.uuid}', tag)
# Tag.create_custom_tag(tag)
def get_meta(self, ui=False):
meta = {
'uuid': self.uuid,
'date': self.get_date(),
'frequency': self.get_frequency(),
'user': self.get_user(),
'url': self.get_url(),
'depth': self.get_depth(),
'har': self.get_har(),
'screenshot': self.get_screenshot(),
'user_agent': self.get_user_agent(),
'cookiejar': self.get_cookiejar(),
'header': self.get_header(),
'proxy': self.get_proxy(),
'tags': self.get_tags(),
}
status = self.get_status()
if ui:
status = status.name
r_str = True
else:
r_str = False
meta['status'] = status
meta['next_run'] = self.get_next_run(r_str=r_str)
return meta
def get_meta_status(self): # TODO: Description ? Frequency ???
meta = {'uuid': self.uuid,
'url': self.get_url(),
'user': self.get_user(),
'tags': self.get_tags(),
'next_run': self.get_next_run(r_str=True)}
status = self.get_status()
if isinstance(status, ScheduleStatus):
status = status.name
meta['status'] = status
return meta
def create(self, frequency, user, url,
depth=1, har=True, screenshot=True, header=None, cookiejar=None, proxy=None, user_agent=None, tags=[]):
if self.exists():
raise Exception('Error: Monitor already exists')
url_decoded = unpack_url(url)
url = url_decoded['url']
self._set_field('date', datetime.now().strftime("%Y-%m-%d"))
self._set_field('frequency', frequency)
self._set_field('user', user)
self._set_field('url', url)
self._set_field('depth', int(depth))
self._set_field('har', str(har))
self._set_field('screenshot', str(screenshot))
if cookiejar:
self._set_field('cookiejar', cookiejar)
if header:
self._set_field('header', header)
if proxy:
if proxy == 'web':
proxy = None
elif proxy == 'force_tor' or proxy == 'tor' or proxy == 'onion':
proxy = 'force_tor'
self._set_field('proxy', proxy)
if user_agent:
self._set_field('user_agent', user_agent)
if tags:
self.set_tags(tags)
r_crawler.sadd('scheduler:schedules', self.uuid)
def delete(self):
# remove from schedule queue
r_crawler.zrem('scheduler:queue', self.uuid)
# delete task
task = self.get_task()
if task:
task.delete()
# delete meta
r_crawler.delete(f'schedule:{self.uuid}')
r_crawler.delete(f'schedule:tags:{self.uuid}')
r_crawler.srem('scheduler:schedules', self.uuid)
def create_schedule(frequency, user, url, depth=1, har=True, screenshot=True, header=None, cookiejar=None, proxy=None, user_agent=None, tags=[]):
schedule_uuid = gen_uuid()
schedule = CrawlerSchedule(schedule_uuid)
schedule.create(frequency, user, url, depth=depth, har=har, screenshot=screenshot, header=header, cookiejar=cookiejar, proxy=proxy, user_agent=user_agent, tags=tags)
return schedule_uuid
# TODO sanityze UUID
def api_delete_schedule(data):
schedule_uuid = data.get('uuid')
schedule = CrawlerSchedule(schedule_uuid)
if not schedule.exists():
return {'error': 'unknown schedule uuid', 'uuid': schedule}, 404
return schedule.delete(), 200
#### CRAWLER CAPTURE ####
def get_nb_crawler_captures():
return r_cache.zcard('crawler:captures')
def get_crawler_captures():
return r_crawler.zrange('crawler:captures', 0, -1)
def reload_crawler_captures():
r_cache.delete('crawler:captures')
for capture_uuid in get_crawler_captures():
capture = CrawlerCapture(capture_uuid)
capture.update(None)
def _clear_captures():
for capture_uuid in get_crawler_captures():
capture = CrawlerCapture(capture_uuid)
task = capture.get_task()
task.delete()
capture.delete()
print(capture_uuid, 'deleted')
@unique
class CaptureStatus(IntEnum):
"""The status of the capture"""
UNKNOWN = -1
QUEUED = 0
DONE = 1
ONGOING = 2
class CrawlerCapture:
def __init__(self, task_uuid):
self.uuid = task_uuid
def exists(self):
return r_crawler.hexists('crawler:captures:tasks', self.uuid)
def get_task_uuid(self):
return r_crawler.hget('crawler:captures:tasks', self.uuid)
def get_task(self):
task_uuid = self.get_task_uuid()
if task_uuid:
return CrawlerTask(task_uuid)
def get_start_time(self, r_str=True):
start_time = self.get_task().get_start_time()
if r_str:
return start_time
else:
start_time = datetime.strptime(start_time, "%Y/%m/%d - %H:%M.%S").timestamp()
return int(start_time)
def get_status(self):
status = r_cache.hget(f'crawler:capture:{self.uuid}', 'status')
if not status:
status = -1
return status
def is_ongoing(self):
return self.get_status() == CaptureStatus.ONGOING
def create(self, task_uuid):
if self.exists():
print(f'Capture {self.uuid} already exists') # TODO LOGS
return None
launch_time = int(time.time())
r_crawler.hset(f'crawler:task:{task_uuid}', 'capture', self.uuid)
r_crawler.hset('crawler:captures:tasks', self.uuid, task_uuid)
r_crawler.zadd('crawler:captures', {self.uuid: launch_time})
r_cache.hset(f'crawler:capture:{self.uuid}', 'launch_time', launch_time)
r_cache.zadd('crawler:captures', {self.uuid: launch_time})
def update(self, status):
# Error or Reload
if not status:
r_cache.hset(f'crawler:capture:{self.uuid}', 'status', CaptureStatus.UNKNOWN.value)
r_cache.zadd('crawler:captures', {self.uuid: 0})
else:
last_check = int(time.time())
r_cache.hset(f'crawler:capture:{self.uuid}', 'status', status)
r_cache.zadd('crawler:captures', {self.uuid: last_check})
# Crawler
def remove(self):
r_crawler.zrem('crawler:captures', self.uuid)
r_cache.delete(f'crawler:capture:{self.uuid}')
r_crawler.hdel('crawler:captures:tasks', self.uuid)
# Manual
def delete(self):
# remove Capture from crawler queue
r_cache.zrem('crawler:captures', self.uuid)
self.remove()
def create_capture(capture_uuid, task_uuid):
capture = CrawlerCapture(capture_uuid)
capture.create(task_uuid)
def get_crawler_capture():
capture = r_cache.zpopmin('crawler:captures')
if capture:
capture = CrawlerCapture(capture[0][0])
else:
capture = None
return capture
# TODO add capture times
def get_captures_status():
status = []
for capture_uuid in get_crawler_captures():
capture = CrawlerCapture(capture_uuid)
task = capture.get_task()
domain = task.get_domain()
dom = Domain(domain)
meta = {
'uuid': task.uuid,
'domain': dom.get_id(),
'type': dom.get_domain_type(),
'start_time': capture.get_start_time(),
'status': capture.get_status(),
}
capture_status = capture.get_status()
if capture_status:
capture_status = CaptureStatus(int(capture_status)).name
meta['status'] = capture_status
status.append(meta)
return status
def delete_captures():
for capture_uuid in get_crawler_captures():
capture = CrawlerCapture(capture_uuid)
capture.delete()
##-- CRAWLER STATE --##
#### CRAWLER TASK ####
class CrawlerTask:
def __init__(self, task_uuid):
self.uuid = task_uuid
def exists(self):
return r_crawler.exists(f'crawler:task:{self.uuid}')
def get_url(self):
return r_crawler.hget(f'crawler:task:{self.uuid}', 'url')
def get_domain(self):
return r_crawler.hget(f'crawler:task:{self.uuid}', 'domain')
def get_depth(self):
depth = r_crawler.hget(f'crawler:task:{self.uuid}', 'depth')
if not depth:
depth = 1
return int(depth)
def get_har(self):
return r_crawler.hget(f'crawler:task:{self.uuid}', 'har') == '1'
def get_screenshot(self):
return r_crawler.hget(f'crawler:task:{self.uuid}', 'screenshot') == '1'
def get_queue(self):
return r_crawler.hget(f'crawler:task:{self.uuid}', 'queue')
def get_user_agent(self):
user_agent = r_crawler.hget(f'crawler:task:{self.uuid}', 'user_agent')
if not user_agent:
user_agent = get_default_user_agent()
return user_agent
def get_cookiejar(self):
return r_crawler.hget(f'crawler:task:{self.uuid}', 'cookiejar')
def get_cookies(self):
cookiejar = self.get_cookiejar()
if cookiejar:
cookiejar = Cookiejar(cookiejar)
return cookiejar.get_cookies()
else:
return []
def get_header(self):
return r_crawler.hget(f'crawler:task:{self.uuid}', 'header')
def get_proxy(self):
return r_crawler.hget(f'crawler:task:{self.uuid}', 'proxy')
def get_parent(self):
return r_crawler.hget(f'crawler:task:{self.uuid}', 'parent')
def get_hash(self):
return r_crawler.hget(f'crawler:task:{self.uuid}', 'hash')
def get_start_time(self):
return r_crawler.hget(f'crawler:task:{self.uuid}', 'start_time')
# TODO
def get_status(self):
return r_crawler.hget(f'crawler:task:{self.uuid}', 'status') #######################################
def get_capture(self):
return r_crawler.hget(f'crawler:task:{self.uuid}', 'capture')
def is_ongoing(self):
capture_uuid = self.get_capture()
if capture_uuid:
return CrawlerCapture(capture_uuid).is_ongoing()
return False
def _set_field(self, field, value):
return r_crawler.hset(f'crawler:task:{self.uuid}', field, value)
def get_tags(self):
return r_crawler.smembers(f'crawler:task:tags:{self.uuid}')
def set_tags(self, tags):
for tag in tags:
r_crawler.sadd(f'crawler:task:tags:{self.uuid}', tag)
# Tag.create_custom_tag(tag)
def get_meta(self):
meta = {
'uuid': self.uuid,
'url': self.get_url(),
'domain': self.get_domain(),
'depth': self.get_depth(),
'har': self.get_har(),
'screenshot': self.get_screenshot(),
'type': self.get_queue(),
'user_agent': self.get_user_agent(),
'cookiejar': self.get_cookiejar(),
'header': self.get_header(),
'proxy': self.get_proxy(),
'parent': self.get_parent(),
'tags': self.get_tags(),
}
return meta
# TODO STATUS UPDATE
# TODO SANITIZE PRIORITY
# PRIORITY: discovery = 0/10, feeder = 10, manual = 50, auto = 40, test = 100
def create(self, url, depth=1, har=True, screenshot=True, header=None, cookiejar=None, proxy=None,
user_agent=None, tags=[], parent='manual', priority=0):
if self.exists():
raise Exception('Error: Task already exists')
url_decoded = unpack_url(url)
url = url_decoded['url']
domain = url_decoded['domain']
dom = Domain(domain)
# Discovery crawler
if priority == 0:
if is_blacklisted_domain(dom.get_id()):
return None
if not dom.exists():
priority = 10
# Domain Crawled today or UP this month
if dom.is_down_today() or dom.is_up_this_month():
return None
har = int(har)
screenshot = int(screenshot)
if proxy == 'web':
proxy = None
elif proxy == 'force_tor' or proxy == 'tor' or proxy == 'onion':
proxy = 'force_tor'
# TODO SANITIZE COOKIEJAR -> UUID
# Check if already in queue
hash_query = get_task_hash(url, domain, depth, har, screenshot, priority, proxy, cookiejar, user_agent, header, tags)
if r_crawler.hexists(f'crawler:queue:hash', hash_query):
self.uuid = r_crawler.hget(f'crawler:queue:hash', hash_query)
return self.uuid
self._set_field('domain', domain)
self._set_field('url', url)
self._set_field('depth', int(depth))
self._set_field('har', har)
self._set_field('screenshot', screenshot)
self._set_field('parent', parent)
if cookiejar:
self._set_field('cookiejar', cookiejar)
if header:
self._set_field('header', header)
if proxy:
self._set_field('proxy', proxy)
if user_agent:
self._set_field('user_agent', user_agent)
if tags:
self.set_tags(tags)
r_crawler.hset('crawler:queue:hash', hash_query, self.uuid)
self._set_field('hash', hash_query)
r_crawler.zadd('crawler:queue', {self.uuid: priority})
self.add_to_db_crawler_queue(priority)
# UI
domain_type = dom.get_domain_type()
r_crawler.sadd(f'crawler:queue:type:{domain_type}', self.uuid)
self._set_field('queue', domain_type)
return self.uuid
def add_to_db_crawler_queue(self, priority):
r_crawler.zadd('crawler:queue', {self.uuid: priority})
def start(self):
self._set_field('start_time', datetime.now().strftime("%Y/%m/%d - %H:%M.%S"))
def reset(self):
priority = 49
r_crawler.hdel(f'crawler:task:{self.uuid}', 'start_time')
self.add_to_db_crawler_queue(priority)
# Crawler
def remove(self): # zrem cache + DB
capture_uuid = self.get_capture()
if capture_uuid:
capture = CrawlerCapture(capture_uuid)
capture.remove()
queue_type = self.get_queue()
if queue_type:
r_crawler.srem(f'crawler:queue:type:{queue_type}', self.uuid)
task_hash = self.get_hash()
if task_hash:
r_crawler.hdel('crawler:queue:hash', task_hash)
# meta
r_crawler.delete(f'crawler:task:{self.uuid}')
# Manual
def delete(self):
# queue
r_crawler.zrem('crawler:queue', self.uuid)
self.remove()
# TODO move to class ???
def get_task_hash(url, domain, depth, har, screenshot, priority, proxy, cookiejar, user_agent, header, tags):
to_enqueue = {'domain': domain, 'depth': depth, 'har': har, 'screenshot': screenshot,
'priority': priority, 'proxy': proxy, 'cookiejar': cookiejar, 'user_agent': user_agent,
'header': header, 'tags': tags}
if priority != 0:
to_enqueue['url'] = url
return hashlib.sha512(pickle.dumps(to_enqueue)).hexdigest()
def add_task_to_lacus_queue():
task_uuid = r_crawler.zpopmax('crawler:queue')
if not task_uuid or not task_uuid[0]:
return None
task_uuid, priority = task_uuid[0]
task = CrawlerTask(task_uuid)
task.start()
return task.uuid, priority
# PRIORITY: discovery = 0/10, feeder = 10, manual = 50, auto = 40, test = 100
def create_task(url, depth=1, har=True, screenshot=True, header=None, cookiejar=None, proxy=None,
user_agent=None, tags=[], parent='manual', priority=0, task_uuid=None):
if task_uuid:
if CrawlerTask(task_uuid).exists():
task_uuid = gen_uuid()
else:
task_uuid = gen_uuid()
task = CrawlerTask(task_uuid)
task_uuid = task.create(url, depth=depth, har=har, screenshot=screenshot, header=header, cookiejar=cookiejar,
proxy=proxy, user_agent=user_agent, tags=tags, parent=parent, priority=priority)
return task_uuid
## -- CRAWLER TASK -- ##
#### CRAWLER TASK API ####
# # TODO: ADD user agent
# # TODO: sanitize URL
def api_add_crawler_task(data, user_id=None):
url = data.get('url', None)
if not url or url == '\n':
return {'status': 'error', 'reason': 'No url supplied'}, 400
screenshot = data.get('screenshot', False)
if screenshot:
screenshot = True
else:
screenshot = False
har = data.get('har', False)
if har:
har = True
else:
har = False
depth_limit = data.get('depth', 1)
if depth_limit:
try:
depth_limit = int(depth_limit)
if depth_limit < 0:
depth_limit = 0
except ValueError:
return {'error': 'invalid depth limit'}, 400
else:
depth_limit = 0
cookiejar_uuid = data.get('cookiejar', None)
if cookiejar_uuid:
cookiejar = Cookiejar(cookiejar_uuid)
if not cookiejar.exists():
return {'error': 'unknown cookiejar uuid', 'cookiejar_uuid': cookiejar_uuid}, 404
level = cookiejar.get_level()
if level == 0: # # TODO: check if user is admin
if cookiejar.get_user() != user_id:
return {'error': 'The access to this cookiejar is restricted'}, 403
cookiejar_uuid = cookiejar.uuid
frequency = data.get('frequency', None)
if frequency:
if frequency not in ['monthly', 'weekly', 'daily', 'hourly']:
if not isinstance(frequency, dict):
return {'error': 'Invalid frequency'}, 400
else:
try:
months = int(frequency.get('months', 0))
weeks = int(frequency.get('weeks', 0))
days = int(frequency.get('days', 0))
hours = int(frequency.get('hours', 0))
minutes = int(frequency.get('minutes', 0))
except (TypeError, ValueError):
return {'error': 'Invalid frequency'}, 400
if min(months, weeks, days, hours, minutes) < 0:
return {'error': 'Invalid frequency'}, 400
if max(months, weeks, days, hours, minutes) <= 0:
return {'error': 'Invalid frequency'}, 400
frequency = f'{months}:{weeks}:{days}:{hours}:{minutes}'
# PROXY
proxy = data.get('proxy', None)
if proxy == 'onion' or proxy == 'tor' or proxy == 'force_tor':
proxy = 'force_tor'
elif proxy:
verify = api_verify_proxy(proxy)
if verify[1] != 200:
return verify
tags = data.get('tags', [])
if frequency:
# TODO verify user
return create_schedule(frequency, user_id, url, depth=depth_limit, har=har, screenshot=screenshot, header=None,
cookiejar=cookiejar_uuid, proxy=proxy, user_agent=None, tags=tags), 200
else:
# TODO HEADERS
# TODO USER AGENT
return create_task(url, depth=depth_limit, har=har, screenshot=screenshot, header=None,
cookiejar=cookiejar_uuid, proxy=proxy, user_agent=None, tags=tags,
parent='manual', priority=90), 200
#### ####
###################################################################################
###################################################################################
###################################################################################
###################################################################################
#### CRAWLER GLOBAL ####
# TODO: # FIXME: config db, dynamic load
def is_crawler_activated():
return activate_crawler == 'True'
def get_crawler_all_types():
return ['onion', 'web']
##-- CRAWLER GLOBAL --##
#### ####
def is_redirection(domain, last_url):
url = urlparse(last_url)
last_domain = url.netloc
last_domain = last_domain.split('.')
last_domain = '{}.{}'.format(last_domain[-2], last_domain[-1])
return domain != last_domain
def create_item_id(item_dir, domain):
# remove /
domain = domain.replace('/', '_')
if len(domain) > 215:
UUID = domain[-215:]+str(uuid.uuid4())
else:
UUID = domain+str(uuid.uuid4())
return os.path.join(item_dir, UUID)
# # # # # # # # # # # #
# #
# CRAWLER MANAGER # TODO REFACTOR ME
# #
# # # # # # # # # # # #
#### PROXY ####
def api_verify_proxy(proxy_url):
parsed_proxy = urlparse(proxy_url)
if parsed_proxy.scheme and parsed_proxy.hostname and parsed_proxy.port:
if parsed_proxy.scheme in ['http', 'https', 'socks5']:
if (parsed_proxy.username and parsed_proxy.password) != (
not parsed_proxy.username and not parsed_proxy.password):
return proxy_url, 200
else:
return {'error': 'You need to enter a username AND a password for your proxy.'}, 400
else:
return {'error': 'Proxy scheme not supported: must be http(s) or socks5.'}, 400
else:
return {'error': 'Invalid proxy: Check that you entered a scheme, a hostname and a port.'}, 400
def get_proxies():
return r_crawler.smembers('crawler:proxies')
class CrawlerProxy:
def __init__(self, proxy_uuid):
self.uuid = proxy_uuid
def get_description(self):
return r_crawler.hget(f'crawler:proxy:{self.uuid}', 'description')
# Host
# Port
# Type -> need test
def get_url(self):
return r_crawler.hget(f'crawler:proxy:{self.uuid}', 'url')
#### CRAWLER LACUS ####
def get_lacus_url():
return r_db.hget('crawler:lacus', 'url')
def get_lacus_api_key():
return r_db.hget('crawler:lacus', 'key')
# TODO Rewrite with new API key
def get_hidden_lacus_api_key():
key = get_lacus_api_key()
if key:
if len(key) == 41:
return f'{key[:4]}*********************************{key[-4:]}'
# TODO Rewrite with new API key
def is_valid_api_key(api_key, search=re.compile(r'[^a-zA-Z0-9_-]').search):
if len(api_key) != 41:
return False
return not bool(search(api_key))
def save_lacus_url_api(url, api_key):
r_db.hset('crawler:lacus', 'url', url)
# r_db.hset('crawler:lacus', 'key', api_key)
def is_lacus_connected(delta_check=30):
last_check = r_cache.hget('crawler:lacus', 'last_check')
if last_check:
if int(time.time()) - int(last_check) > delta_check:
ping_lacus()
else:
ping_lacus()
is_connected = r_cache.hget('crawler:lacus', 'connected')
return is_connected == 'True'
def get_lacus_connection_metadata(force_ping=False):
dict_manager = {}
if force_ping:
dict_manager['status'] = ping_lacus()
else:
dict_manager['status'] = is_lacus_connected()
if not dict_manager['status']:
dict_manager['status_code'] = r_cache.hget('crawler:lacus', 'status_code')
dict_manager['error'] = r_cache.hget('crawler:lacus', 'error')
return dict_manager
def get_lacus():
url = get_lacus_url()
if url:
return PyLacus(get_lacus_url())
# TODO CATCH EXCEPTIONS
def ping_lacus():
# TODO CATCH EXCEPTION
req_error = None
lacus = get_lacus()
if not lacus:
ping = False
req_error = {'error': 'Lacus URL undefined', 'status_code': 400}
else:
try:
ping = lacus.is_up
except:
req_error = {'error': 'Failed to connect Lacus URL', 'status_code': 400}
ping = False
update_lacus_connection_status(ping, req_error=req_error)
return ping
def update_lacus_connection_status(is_connected, req_error=None):
r_cache.hset('crawler:lacus', 'connected', str(is_connected))
r_cache.hset('crawler:lacus', 'last_check', int(time.time()))
if not req_error:
r_cache.hdel('crawler:lacus', 'error')
else:
r_cache.hset('crawler:lacus', 'status_code', req_error['status_code'])
r_cache.hset('crawler:lacus', 'error', req_error['error'])
def api_save_lacus_url_key(data):
# unpack json
manager_url = data.get('url', None)
api_key = data.get('api_key', None)
if not manager_url: # or not api_key:
return {'status': 'error', 'reason': 'No url or API key supplied'}, 400
# check if is valid url
try:
result = urlparse(manager_url)
if not all([result.scheme, result.netloc]):
return {'status': 'error', 'reason': 'Invalid url'}, 400
except:
return {'status': 'error', 'reason': 'Invalid url'}, 400
# # check if is valid key CURRENTLY DISABLE
# if not is_valid_api_key(api_key):
# return ({'status': 'error', 'reason': 'Invalid API key'}, 400)
save_lacus_url_api(manager_url, api_key)
return {'url': manager_url, 'api_key': get_hidden_lacus_api_key()}, 200
def get_crawler_max_captures():
nb_captures = r_cache.hget('crawler:lacus', 'nb_captures')
if not nb_captures:
nb_captures = r_db.hget('crawler:lacus', 'nb_captures')
if not nb_captures:
nb_captures = 10
save_nb_max_captures(nb_captures)
else:
r_cache.hset('crawler:lacus', 'nb_captures', int(nb_captures))
return int(nb_captures)
def save_nb_max_captures(nb_captures):
r_db.hset('crawler:lacus', 'nb_captures', int(nb_captures))
r_cache.hset('crawler:lacus', 'nb_captures', int(nb_captures))
def api_set_crawler_max_captures(data):
nb_captures = data.get('nb', 10)
try:
nb_captures = int(nb_captures)
if nb_captures < 1:
nb_captures = 1
except (TypeError, ValueError):
return {'error': 'Invalid number of crawlers to launch'}, 400
save_nb_max_captures(nb_captures)
return nb_captures, 200
## TEST ##
def is_test_ail_crawlers_successful():
return r_db.hget('crawler:tor:test', 'success') == 'True'
def get_test_ail_crawlers_message():
return r_db.hget('crawler:tor:test', 'message')
def save_test_ail_crawlers_result(test_success, message):
r_db.hset('crawler:tor:test', 'success', str(test_success))
r_db.hset('crawler:tor:test', 'message', message)
def test_ail_crawlers():
# # TODO: test web domain
if not ping_lacus():
lacus_url = get_lacus_url()
error_message = f'Error: Can\'t connect to AIL Lacus, {lacus_url}'
print(error_message)
save_test_ail_crawlers_result(False, error_message)
return False
lacus = get_lacus()
commit_id = git_status.get_last_commit_id_from_local()
user_agent = f'{commit_id}-AIL LACUS CRAWLER'
# domain = 'eswpccgr5xyovsahffkehgleqthrasfpfdblwbs4lstd345dwq5qumqd.onion'
url = 'http://eswpccgr5xyovsahffkehgleqthrasfpfdblwbs4lstd345dwq5qumqd.onion'
## LAUNCH CRAWLER, TEST MODE ##
# set_current_crawler_status(splash_url, 'CRAWLER TEST', started_time=True,
# crawled_domain='TEST DOMAIN', crawler_type='onion')
capture_uuid = lacus.enqueue(url=url, depth=0, user_agent=user_agent, proxy='force_tor',
force=True, general_timeout_in_sec=90)
status = lacus.get_capture_status(capture_uuid)
launch_time = int(time.time()) # capture timeout
while int(time.time()) - launch_time < 90 and status != CaptureStatus.DONE:
# DEBUG
print(int(time.time()) - launch_time)
print(status)
time.sleep(1)
status = lacus.get_capture_status(capture_uuid)
# TODO CRAWLER STATUS OR QUEUED CAPTURE LIST
entries = lacus.get_capture(capture_uuid)
if 'error' in entries:
save_test_ail_crawlers_result(False, entries['error'])
return False
elif 'html' in entries and entries['html']:
mess = 'It works!'
if mess in entries['html']:
save_test_ail_crawlers_result(True, mess)
return True
else:
return False
elif status == 2:
save_test_ail_crawlers_result(False, 'Timeout Error')
else:
save_test_ail_crawlers_result(False, 'Error')
return False
#### ---- ####
# TODO CHECK MIGRATION - Rest API
# TODO MIGRATE ME
# def api_create_crawler_task(user_id, url, screenshot=True, har=True, depth_limit=1, max_pages=100, auto_crawler=False, crawler_delta=3600, crawler_type=None, cookiejar_uuid=None, user_agent=None):
# # validate url
# if url is None or url=='' or url=='\n':
# return ({'error':'invalid depth limit'}, 400)
# TODO MOVE ME IN CRAWLER OR FLASK
load_blacklist()
if __name__ == '__main__':
# delete_captures()
# item_id = 'crawled/2023/02/20/data.gz'
# item = Item(item_id)
# content = item.get_content()
# temp_url = ''
# r = extract_favicon_from_html(content, temp_url)
# print(r)
# _reprocess_all_hars_cookie_name()
# _reprocess_all_hars_etag()
# _gzip_all_hars()
_reprocess_all_hars_hhhashs()
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