#!/usr/bin/env python3 # -*-coding:UTF-8 -* ''' Flask functions and routes for the rest api ''' import os import re import sys import uuid import json import redis import datetime import Import_helper import Cryptocurrency import Pgp import Item import Paste import Tag from flask import Flask, render_template, jsonify, request, Blueprint, redirect, url_for, Response from flask_login import login_required from functools import wraps # ============ VARIABLES ============ import Flask_config app = Flask_config.app cfg = Flask_config.cfg baseUrl = Flask_config.baseUrl r_cache = Flask_config.r_cache r_serv_db = Flask_config.r_serv_db r_serv_onion = Flask_config.r_serv_onion r_serv_metadata = Flask_config.r_serv_metadata restApi = Blueprint('restApi', __name__, template_folder='templates') # ============ AUTH FUNCTIONS ============ def check_token_format(strg, search=re.compile(r'[^a-zA-Z0-9_-]').search): return not bool(search(strg)) def verify_token(token): if len(token) != 41: return False if not check_token_format(token): return False if r_serv_db.hexists('user:tokens', token): return True else: return False def verify_user_role(role, token): user_id = r_serv_db.hget('user:tokens', token) if user_id: if is_in_role(user_id, role): return True else: return False else: return False def is_in_role(user_id, role): if r_serv_db.sismember('user_role:{}'.format(role), user_id): return True else: return False # ============ DECORATOR ============ def token_required(user_role): def actual_decorator(funct): @wraps(funct) def api_token(*args, **kwargs): data = authErrors(user_role) if data: return Response(json.dumps(data[0], indent=2, sort_keys=True), mimetype='application/json'), data[1] else: return funct(*args, **kwargs) return api_token return actual_decorator def get_auth_from_header(): token = request.headers.get('Authorization').replace(' ', '') # remove space return token def authErrors(user_role): # Check auth if not request.headers.get('Authorization'): return ({'status': 'error', 'reason': 'Authentication needed'}, 401) token = get_auth_from_header() data = None # verify token format # brute force protection current_ip = request.remote_addr login_failed_ip = r_cache.get('failed_login_ip_api:{}'.format(current_ip)) # brute force by ip if login_failed_ip: login_failed_ip = int(login_failed_ip) if login_failed_ip >= 5: return ({'status': 'error', 'reason': 'Max Connection Attempts reached, Please wait {}s'.format(r_cache.ttl('failed_login_ip_api:{}'.format(current_ip)))}, 401) try: authenticated = False if verify_token(token): authenticated = True # check user role if not verify_user_role(user_role, token): data = ({'status': 'error', 'reason': 'Access Forbidden'}, 403) if not authenticated: r_cache.incr('failed_login_ip_api:{}'.format(current_ip)) r_cache.expire('failed_login_ip_api:{}'.format(current_ip), 300) data = ({'status': 'error', 'reason': 'Authentication failed'}, 401) except Exception as e: print(e) data = ({'status': 'error', 'reason': 'Malformed Authentication String'}, 400) if data: return data else: return None # ============ API CORE ============= # ============ FUNCTIONS ============ def is_valid_uuid_v4(header_uuid): try: header_uuid=header_uuid.replace('-', '') uuid_test = uuid.UUID(hex=header_uuid, version=4) return uuid_test.hex == header_uuid except: return False def one(): return 1 # ============= ROUTES ============== # @restApi.route("/api", methods=['GET']) # @login_required # def api(): # return 'api doc' # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # POST # # { # "id": item_id, mandatory # "content": true, # "tags": true, # # # } # # response: { # "id": "item_id", # "tags": [], # } # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # @restApi.route("api/v1/get/item", methods=['POST']) @token_required('analyst') def get_item_id(): data = request.get_json() res = Item.get_item(data) return Response(json.dumps(res[0], indent=2, sort_keys=True), mimetype='application/json'), res[1] @restApi.route("api/v1/get/item/default", methods=['POST']) @token_required('analyst') def get_item_id_basic(): data = request.get_json() item_id = data.get('id', None) req_data = {'id': item_id, 'date': True, 'content': True, 'tags': True} res = Item.get_item(req_data) return Response(json.dumps(res[0], indent=2, sort_keys=True), mimetype='application/json'), res[1] # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # GET # # { # "id": item_id, mandatory # } # # response: { # "id": "item_id", # "tags": [], # } # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # @restApi.route("api/v1/get/item/tag", methods=['POST']) @token_required('analyst') def get_item_tag(): data = request.get_json() item_id = data.get('id', None) req_data = {'id': item_id, 'date': False, 'tags': True} res = Item.get_item(req_data) return Response(json.dumps(res[0], indent=2, sort_keys=True), mimetype='application/json'), res[1] # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # POST # # { # "id": item_id, mandatory # "tags": [tags to add], # "galaxy": [galaxy to add], # } # # response: { # "id": "item_id", # "tags": [tags added], # } # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # @restApi.route("api/v1/add/item/tag", methods=['POST']) @token_required('analyst') def add_item_tags(): data = request.get_json() if not data: return Response(json.dumps({'status': 'error', 'reason': 'Malformed JSON'}, indent=2, sort_keys=True), mimetype='application/json'), 400 item_id = data.get('id', None) tags = data.get('tags', []) galaxy = data.get('galaxy', []) res = Tag.add_items_tag(tags, galaxy, item_id) return Response(json.dumps(res[0], indent=2, sort_keys=True), mimetype='application/json'), res[1] # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # DELETE # # { # "id": item_id, mandatory # "tags": [tags to delete], # } # # response: { # "id": "item_id", # "tags": [tags deleted], # } # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # @restApi.route("api/v1/delete/item/tag", methods=['DELETE']) @token_required('analyst') def delete_item_tags(): data = request.get_json() if not data: return Response(json.dumps({'status': 'error', 'reason': 'Malformed JSON'}, indent=2, sort_keys=True), mimetype='application/json'), 400 item_id = data.get('id', None) tags = data.get('tags', []) res = Tag.remove_item_tags(tags, item_id) return Response(json.dumps(res[0], indent=2, sort_keys=True), mimetype='application/json'), res[1] # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # GET # # { # "id": item_id, mandatory # } # # response: { # "id": "item_id", # "content": "item content" # } # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # @restApi.route("api/v1/get/item/content", methods=['POST']) @token_required('analyst') def get_item_content(): data = request.get_json() item_id = data.get('id', None) req_data = {'id': item_id, 'date': False, 'content': True, 'tags': False} res = Item.get_item(req_data) return Response(json.dumps(res[0], indent=2, sort_keys=True), mimetype='application/json'), res[1] # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # TAGS # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # @restApi.route("api/v1/get/tag/metadata", methods=['POST']) @token_required('analyst') def get_tag_metadata(): data = request.get_json() tag = data.get('tag', None) if not Tag.is_tag_in_all_tag(tag): return Response(json.dumps({'status': 'error', 'reason':'Tag not found'}, indent=2, sort_keys=True), mimetype='application/json'), 404 metadata = Tag.get_tag_metadata(tag) return Response(json.dumps(metadata, indent=2, sort_keys=True), mimetype='application/json'), 200 @restApi.route("api/v1/get/tag/all", methods=['GET']) @token_required('analyst') def get_all_tags(): res = {'tags': Tag.get_all_tags()} return Response(json.dumps(res, indent=2, sort_keys=True), mimetype='application/json'), 200 # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # CRYPTOCURRENCY # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # @restApi.route("api/v1/get/cryptocurrency/bitcoin/metadata", methods=['POST']) @token_required('analyst') def get_cryptocurrency_bitcoin_metadata(): data = request.get_json() crypto_address = data.get('bitcoin', None) req_data = {'bitcoin': crypto_address, 'metadata': True} res = Cryptocurrency.get_cryptocurrency(req_data, 'bitcoin') return Response(json.dumps(res[0], indent=2, sort_keys=True), mimetype='application/json'), res[1] @restApi.route("api/v1/get/cryptocurrency/bitcoin/item", methods=['POST']) @token_required('analyst') def get_cryptocurrency_bitcoin_item(): data = request.get_json() bitcoin_address = data.get('bitcoin', None) req_data = {'bitcoin': bitcoin_address, 'items': True} res = Cryptocurrency.get_cryptocurrency(req_data, 'bitcoin') return Response(json.dumps(res[0], indent=2, sort_keys=True), mimetype='application/json'), res[1] # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # PGP # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # @restApi.route("api/v1/get/pgp/key/metadata", methods=['POST']) @token_required('analyst') def get_pgp_key_metadata(): data = request.get_json() pgp_field = data.get('key', None) req_data = {'key': pgp_field, 'metadata': True} res = Pgp.get_pgp(req_data, 'key') return Response(json.dumps(res[0], indent=2, sort_keys=True), mimetype='application/json'), res[1] @restApi.route("api/v1/get/pgp/mail/metadata", methods=['POST']) @token_required('analyst') def get_pgp_mail_metadata(): data = request.get_json() pgp_field = data.get('mail', None) req_data = {'mail': pgp_field, 'metadata': True} res = Pgp.get_pgp(req_data, 'mail') return Response(json.dumps(res[0], indent=2, sort_keys=True), mimetype='application/json'), res[1] @restApi.route("api/v1/get/pgp/name/metadata", methods=['POST']) @token_required('analyst') def get_pgp_name_metadata(): data = request.get_json() pgp_field = data.get('name', None) req_data = {'name': pgp_field, 'metadata': True} res = Pgp.get_pgp(req_data, 'name') return Response(json.dumps(res[0], indent=2, sort_keys=True), mimetype='application/json'), res[1] @restApi.route("api/v1/get/pgp/key/item", methods=['POST']) @token_required('analyst') def get_pgp_key_item(): data = request.get_json() pgp_field = data.get('key', None) req_data = {'key': pgp_field, 'items': True} res = Pgp.get_pgp(req_data, 'key') return Response(json.dumps(res[0], indent=2, sort_keys=True), mimetype='application/json'), res[1] @restApi.route("api/v1/get/pgp/mail/item", methods=['POST']) @token_required('analyst') def get_pgp_mail_item(): data = request.get_json() pgp_mail = data.get('mail', None) req_data = {'mail': pgp_mail, 'items': True} res = Pgp.get_pgp(req_data, 'mail') return Response(json.dumps(res[0], indent=2, sort_keys=True), mimetype='application/json'), res[1] @restApi.route("api/v1/get/pgp/name/item", methods=['POST']) @token_required('analyst') def get_pgp_name_item(): data = request.get_json() pgp_name = data.get('name', None) req_data = {'name': pgp_name, 'items': True} res = Pgp.get_pgp(req_data, 'name') return Response(json.dumps(res[0], indent=2, sort_keys=True), mimetype='application/json'), res[1] ''' @restApi.route("api/v1/get/item/cryptocurrency/key", methods=['POST']) @token_required('analyst') def get_item_cryptocurrency_bitcoin(): data = request.get_json() item_id = data.get('id', None) req_data = {'id': item_id, 'date': False, 'tags': False, 'pgp': {'key': True}} res = Item.get_item(req_data) return Response(json.dumps(res[0], indent=2, sort_keys=True), mimetype='application/json'), res[1] @restApi.route("api/v1/get/item/pgp/mail", methods=['POST']) @token_required('analyst') def get_item_cryptocurrency_bitcoin(): data = request.get_json() item_id = data.get('id', None) req_data = {'id': item_id, 'date': False, 'tags': False, 'pgp': {'mail': True}} res = Item.get_item(req_data) return Response(json.dumps(res[0], indent=2, sort_keys=True), mimetype='application/json'), res[1] @restApi.route("api/v1/get/item/pgp/name", methods=['POST']) @token_required('analyst') def get_item_cryptocurrency_bitcoin(): data = request.get_json() item_id = data.get('id', None) req_data = {'id': item_id, 'date': False, 'tags': False, 'pgp': {'name': True}} res = Item.get_item(req_data) return Response(json.dumps(res[0], indent=2, sort_keys=True), mimetype='application/json'), res[1] ''' # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # IMPORT # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # POST JSON FORMAT # # { # "type": "text", (default value) # "tags": [], (default value) # "default_tags": True, (default value) # "galaxy" [], (default value) # "text": "", mandatory if type = text # } # # response: {"uuid": "uuid"} # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # @restApi.route("api/v1/import/item", methods=['POST']) @token_required('analyst') def import_item(): data = request.get_json() if not data: return Response(json.dumps({'status': 'error', 'reason': 'Malformed JSON'}, indent=2, sort_keys=True), mimetype='application/json'), 400 # unpack json text_to_import = data.get('text', None) if not text_to_import: return Response(json.dumps({'status': 'error', 'reason': 'No text supplied'}, indent=2, sort_keys=True), mimetype='application/json'), 400 tags = data.get('tags', []) if not type(tags) is list: tags = [] galaxy = data.get('galaxy', []) if not type(galaxy) is list: galaxy = [] if not Tag.is_valid_tags_taxonomies_galaxy(tags, galaxy): return Response(json.dumps({'status': 'error', 'reason': 'Tags or Galaxy not enabled'}, indent=2, sort_keys=True), mimetype='application/json'), 400 default_tags = data.get('default_tags', True) if default_tags: tags.append('infoleak:submission="manual"') if sys.getsizeof(text_to_import) > 900000: return Response(json.dumps({'status': 'error', 'reason': 'Size exceeds default'}, indent=2, sort_keys=True), mimetype='application/json'), 413 UUID = str(uuid.uuid4()) Import_helper.create_import_queue(tags, galaxy, text_to_import, UUID) return Response(json.dumps({'uuid': UUID}, indent=2, sort_keys=True), mimetype='application/json') # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # GET # # { # "uuid": "uuid", mandatory # } # # response: { # "status": "in queue"/"in progress"/"imported", # "items": [all item id] # } # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # @restApi.route("api/v1/get/import/item", methods=['POST']) @token_required('analyst') def import_item_uuid(): data = request.get_json() UUID = data.get('uuid', None) # Verify uuid if not is_valid_uuid_v4(UUID): return Response(json.dumps({'status': 'error', 'reason': 'Invalid uuid'}), mimetype='application/json'), 400 data = Import_helper.check_import_status(UUID) if data: return Response(json.dumps(data[0]), mimetype='application/json'), data[1] return Response(json.dumps({'status': 'error', 'reason': 'Invalid response'}), mimetype='application/json'), 400 # ========= REGISTRATION ========= app.register_blueprint(restApi, url_prefix=baseUrl)