]>
Commit | Line | Data |
---|---|---|
78ff0cf2 MT |
1 | #!/usr/bin/python3 |
2 | ############################################################################### | |
3 | # # | |
4 | # libloc - A library to determine the location of someone on the Internet # | |
5 | # # | |
5c7cfeb2 | 6 | # Copyright (C) 2020-2024 IPFire Development Team <info@ipfire.org> # |
78ff0cf2 MT |
7 | # # |
8 | # This library is free software; you can redistribute it and/or # | |
9 | # modify it under the terms of the GNU Lesser General Public # | |
10 | # License as published by the Free Software Foundation; either # | |
11 | # version 2.1 of the License, or (at your option) any later version. # | |
12 | # # | |
13 | # This library is distributed in the hope that it will be useful, # | |
14 | # but WITHOUT ANY WARRANTY; without even the implied warranty of # | |
15 | # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU # | |
16 | # Lesser General Public License for more details. # | |
17 | # # | |
18 | ############################################################################### | |
19 | ||
20 | import argparse | |
98d9079b | 21 | import asyncio |
f4f3d8ad | 22 | import csv |
81b28603 | 23 | import functools |
a6fedd9f | 24 | import http.client |
fa5dccf1 | 25 | import io |
6ffd06b5 | 26 | import ipaddress |
dcef2ba4 | 27 | import json |
78ff0cf2 | 28 | import logging |
6ffd06b5 MT |
29 | import math |
30 | import re | |
22d8d199 | 31 | import socket |
78ff0cf2 | 32 | import sys |
3ce28dea | 33 | import urllib.error |
78ff0cf2 MT |
34 | |
35 | # Load our location module | |
36 | import location | |
29c6fa22 | 37 | import location.database |
335946c0 | 38 | from location.downloader import Downloader |
78ff0cf2 MT |
39 | from location.i18n import _ |
40 | ||
41 | # Initialise logging | |
42 | log = logging.getLogger("location.importer") | |
43 | log.propagate = 1 | |
44 | ||
43fe570c PM |
45 | # Define constants |
46 | VALID_ASN_RANGES = ( | |
47 | (1, 23455), | |
48 | (23457, 64495), | |
49 | (131072, 4199999999), | |
50 | ) | |
51 | ||
afc966db MT |
52 | TRANSLATED_COUNTRIES = { |
53 | # When people say UK, they mean GB | |
54 | "UK" : "GB", | |
55 | } | |
56 | ||
30d32299 MT |
57 | IGNORED_COUNTRIES = set(( |
58 | # Formerly Yugoslavia | |
59 | "YU", | |
60 | ||
61 | # Some people use ZZ to say "no country" or to hide the country | |
62 | "ZZ", | |
63 | )) | |
64 | ||
18a72eac MT |
65 | # Configure the CSV parser for ARIN |
66 | csv.register_dialect("arin", delimiter=",", quoting=csv.QUOTE_ALL, quotechar="\"") | |
43fe570c | 67 | |
78ff0cf2 MT |
68 | class CLI(object): |
69 | def parse_cli(self): | |
70 | parser = argparse.ArgumentParser( | |
71 | description=_("Location Importer Command Line Interface"), | |
72 | ) | |
6ffd06b5 | 73 | subparsers = parser.add_subparsers() |
78ff0cf2 MT |
74 | |
75 | # Global configuration flags | |
76 | parser.add_argument("--debug", action="store_true", | |
77 | help=_("Enable debug output")) | |
bc1f5f53 MT |
78 | parser.add_argument("--quiet", action="store_true", |
79 | help=_("Enable quiet mode")) | |
78ff0cf2 MT |
80 | |
81 | # version | |
82 | parser.add_argument("--version", action="version", | |
83 | version="%(prog)s @VERSION@") | |
84 | ||
29c6fa22 MT |
85 | # Database |
86 | parser.add_argument("--database-host", required=True, | |
87 | help=_("Database Hostname"), metavar=_("HOST")) | |
88 | parser.add_argument("--database-name", required=True, | |
89 | help=_("Database Name"), metavar=_("NAME")) | |
90 | parser.add_argument("--database-username", required=True, | |
91 | help=_("Database Username"), metavar=_("USERNAME")) | |
92 | parser.add_argument("--database-password", required=True, | |
93 | help=_("Database Password"), metavar=_("PASSWORD")) | |
94 | ||
0983f3dd MT |
95 | # Write Database |
96 | write = subparsers.add_parser("write", help=_("Write database to file")) | |
97 | write.set_defaults(func=self.handle_write) | |
98 | write.add_argument("file", nargs=1, help=_("Database File")) | |
99 | write.add_argument("--signing-key", nargs="?", type=open, help=_("Signing Key")) | |
1164d876 | 100 | write.add_argument("--backup-signing-key", nargs="?", type=open, help=_("Backup Signing Key")) |
0983f3dd MT |
101 | write.add_argument("--vendor", nargs="?", help=_("Sets the vendor")) |
102 | write.add_argument("--description", nargs="?", help=_("Sets a description")) | |
103 | write.add_argument("--license", nargs="?", help=_("Sets the license")) | |
b904896a | 104 | write.add_argument("--version", type=int, help=_("Database Format Version")) |
0983f3dd | 105 | |
6ffd06b5 MT |
106 | # Update WHOIS |
107 | update_whois = subparsers.add_parser("update-whois", help=_("Update WHOIS Information")) | |
d77d05d1 MT |
108 | update_whois.add_argument("sources", nargs="*", |
109 | help=_("Only update these sources")) | |
6ffd06b5 MT |
110 | update_whois.set_defaults(func=self.handle_update_whois) |
111 | ||
83d61c46 MT |
112 | # Update announcements |
113 | update_announcements = subparsers.add_parser("update-announcements", | |
114 | help=_("Update BGP Annoucements")) | |
115 | update_announcements.set_defaults(func=self.handle_update_announcements) | |
116 | update_announcements.add_argument("server", nargs=1, | |
117 | help=_("Route Server to connect to"), metavar=_("SERVER")) | |
118 | ||
0fcdd689 MT |
119 | # Update geofeeds |
120 | update_geofeeds = subparsers.add_parser("update-geofeeds", | |
121 | help=_("Update Geofeeds")) | |
122 | update_geofeeds.set_defaults(func=self.handle_update_geofeeds) | |
123 | ||
93aad7f7 MT |
124 | # Update feeds |
125 | update_feeds = subparsers.add_parser("update-feeds", | |
126 | help=_("Update Feeds")) | |
f7f8e714 MT |
127 | update_feeds.add_argument("feeds", nargs="*", |
128 | help=_("Only update these feeds")) | |
93aad7f7 MT |
129 | update_feeds.set_defaults(func=self.handle_update_feeds) |
130 | ||
d7fc3057 MT |
131 | # Update overrides |
132 | update_overrides = subparsers.add_parser("update-overrides", | |
133 | help=_("Update overrides"), | |
134 | ) | |
135 | update_overrides.add_argument( | |
136 | "files", nargs="+", help=_("Files to import"), | |
137 | ) | |
138 | update_overrides.set_defaults(func=self.handle_update_overrides) | |
139 | ||
8084b33a MT |
140 | # Import countries |
141 | import_countries = subparsers.add_parser("import-countries", | |
142 | help=_("Import countries"), | |
143 | ) | |
144 | import_countries.add_argument("file", nargs=1, type=argparse.FileType("r"), | |
145 | help=_("File to import")) | |
146 | import_countries.set_defaults(func=self.handle_import_countries) | |
147 | ||
78ff0cf2 MT |
148 | args = parser.parse_args() |
149 | ||
bc1f5f53 | 150 | # Configure logging |
78ff0cf2 | 151 | if args.debug: |
f9de5e61 | 152 | location.logger.set_level(logging.DEBUG) |
bc1f5f53 MT |
153 | elif args.quiet: |
154 | location.logger.set_level(logging.WARNING) | |
78ff0cf2 | 155 | |
6ffd06b5 MT |
156 | # Print usage if no action was given |
157 | if not "func" in args: | |
158 | parser.print_usage() | |
159 | sys.exit(2) | |
160 | ||
78ff0cf2 MT |
161 | return args |
162 | ||
98d9079b | 163 | async def run(self): |
78ff0cf2 MT |
164 | # Parse command line arguments |
165 | args = self.parse_cli() | |
166 | ||
335946c0 MT |
167 | # Initialize the downloader |
168 | self.downloader = Downloader() | |
169 | ||
29c6fa22 | 170 | # Initialise database |
6ffd06b5 | 171 | self.db = self._setup_database(args) |
29c6fa22 | 172 | |
78ff0cf2 | 173 | # Call function |
98d9079b | 174 | ret = await args.func(args) |
78ff0cf2 MT |
175 | |
176 | # Return with exit code | |
177 | if ret: | |
178 | sys.exit(ret) | |
179 | ||
180 | # Otherwise just exit | |
181 | sys.exit(0) | |
182 | ||
29c6fa22 MT |
183 | def _setup_database(self, ns): |
184 | """ | |
185 | Initialise the database | |
186 | """ | |
187 | # Connect to database | |
188 | db = location.database.Connection( | |
189 | host=ns.database_host, database=ns.database_name, | |
190 | user=ns.database_username, password=ns.database_password, | |
191 | ) | |
192 | ||
193 | with db.transaction(): | |
194 | db.execute(""" | |
83d61c46 MT |
195 | -- announcements |
196 | CREATE TABLE IF NOT EXISTS announcements(network inet, autnum bigint, | |
197 | first_seen_at timestamp without time zone DEFAULT CURRENT_TIMESTAMP, | |
198 | last_seen_at timestamp without time zone DEFAULT CURRENT_TIMESTAMP); | |
199 | CREATE UNIQUE INDEX IF NOT EXISTS announcements_networks ON announcements(network); | |
200 | CREATE INDEX IF NOT EXISTS announcements_family ON announcements(family(network)); | |
a1707d89 | 201 | CREATE INDEX IF NOT EXISTS announcements_search ON announcements USING GIST(network inet_ops); |
83d61c46 | 202 | |
6ffd06b5 | 203 | -- autnums |
0983f3dd | 204 | CREATE TABLE IF NOT EXISTS autnums(number bigint, name text NOT NULL); |
26f06e70 | 205 | ALTER TABLE autnums ADD COLUMN IF NOT EXISTS source text; |
6ffd06b5 MT |
206 | CREATE UNIQUE INDEX IF NOT EXISTS autnums_number ON autnums(number); |
207 | ||
8084b33a MT |
208 | -- countries |
209 | CREATE TABLE IF NOT EXISTS countries( | |
210 | country_code text NOT NULL, name text NOT NULL, continent_code text NOT NULL); | |
211 | CREATE UNIQUE INDEX IF NOT EXISTS countries_country_code ON countries(country_code); | |
212 | ||
429a43d1 | 213 | -- networks |
83d61c46 | 214 | CREATE TABLE IF NOT EXISTS networks(network inet, country text); |
b6b2b331 | 215 | ALTER TABLE networks ADD COLUMN IF NOT EXISTS original_countries text[]; |
26f06e70 | 216 | ALTER TABLE networks ADD COLUMN IF NOT EXISTS source text; |
429a43d1 | 217 | CREATE UNIQUE INDEX IF NOT EXISTS networks_network ON networks(network); |
002deb6b | 218 | CREATE INDEX IF NOT EXISTS networks_family ON networks USING BTREE(family(network)); |
83d61c46 | 219 | CREATE INDEX IF NOT EXISTS networks_search ON networks USING GIST(network inet_ops); |
d7fc3057 | 220 | |
183b2f74 | 221 | -- geofeeds |
0fcdd689 MT |
222 | CREATE TABLE IF NOT EXISTS geofeeds( |
223 | id serial primary key, | |
224 | url text, | |
225 | status integer default null, | |
226 | updated_at timestamp without time zone default null | |
227 | ); | |
ce308393 | 228 | ALTER TABLE geofeeds ADD COLUMN IF NOT EXISTS error text; |
0fcdd689 MT |
229 | CREATE UNIQUE INDEX IF NOT EXISTS geofeeds_unique |
230 | ON geofeeds(url); | |
231 | CREATE TABLE IF NOT EXISTS geofeed_networks( | |
232 | geofeed_id integer references geofeeds(id) on delete cascade, | |
233 | network inet, | |
234 | country text, | |
235 | region text, | |
236 | city text | |
237 | ); | |
238 | CREATE INDEX IF NOT EXISTS geofeed_networks_geofeed_id | |
239 | ON geofeed_networks(geofeed_id); | |
240 | CREATE INDEX IF NOT EXISTS geofeed_networks_search | |
47fc42fb | 241 | ON geofeed_networks USING GIST(network inet_ops); |
183b2f74 | 242 | CREATE TABLE IF NOT EXISTS network_geofeeds(network inet, url text); |
b8f3075b | 243 | ALTER TABLE network_geofeeds ADD COLUMN IF NOT EXISTS source text NOT NULL; |
2b96ed27 MT |
244 | CREATE UNIQUE INDEX IF NOT EXISTS network_geofeeds_unique2 |
245 | ON network_geofeeds(network, url); | |
7f0a6add MT |
246 | CREATE INDEX IF NOT EXISTS network_geofeeds_search |
247 | ON network_geofeeds USING GIST(network inet_ops); | |
248 | CREATE INDEX IF NOT EXISTS network_geofeeds_url | |
249 | ON network_geofeeds(url); | |
2b96ed27 | 250 | DROP INDEX IF EXISTS network_geofeeds_unique; |
183b2f74 | 251 | |
7808c8b7 MT |
252 | -- feeds |
253 | CREATE TABLE IF NOT EXISTS autnum_feeds( | |
254 | number bigint NOT NULL, | |
255 | source text NOT NULL, | |
256 | name text, | |
257 | country text, | |
258 | is_anonymous_proxy boolean, | |
259 | is_satellite_provider boolean, | |
260 | is_anycast boolean, | |
261 | is_drop boolean | |
262 | ); | |
263 | CREATE UNIQUE INDEX IF NOT EXISTS autnum_feeds_unique | |
264 | ON autnum_feeds(number, source); | |
265 | ||
c923c1cc MT |
266 | CREATE TABLE IF NOT EXISTS network_feeds( |
267 | network inet NOT NULL, | |
268 | source text NOT NULL, | |
269 | country text, | |
270 | is_anonymous_proxy boolean, | |
271 | is_satellite_provider boolean, | |
272 | is_anycast boolean, | |
273 | is_drop boolean | |
274 | ); | |
275 | CREATE UNIQUE INDEX IF NOT EXISTS network_feeds_unique | |
276 | ON network_feeds(network, source); | |
277 | CREATE INDEX IF NOT EXISTS network_feeds_search | |
278 | ON network_feeds USING GIST(network inet_ops); | |
279 | ||
d7fc3057 MT |
280 | -- overrides |
281 | CREATE TABLE IF NOT EXISTS autnum_overrides( | |
282 | number bigint NOT NULL, | |
283 | name text, | |
bd1aa6a1 | 284 | country text, |
b8e25b71 MT |
285 | is_anonymous_proxy boolean, |
286 | is_satellite_provider boolean, | |
287 | is_anycast boolean | |
d7fc3057 MT |
288 | ); |
289 | CREATE UNIQUE INDEX IF NOT EXISTS autnum_overrides_number | |
290 | ON autnum_overrides(number); | |
e17e804e | 291 | ALTER TABLE autnum_overrides ADD COLUMN IF NOT EXISTS is_drop boolean; |
667ad134 | 292 | ALTER TABLE autnum_overrides DROP COLUMN IF EXISTS source; |
d7fc3057 MT |
293 | |
294 | CREATE TABLE IF NOT EXISTS network_overrides( | |
295 | network inet NOT NULL, | |
296 | country text, | |
b8e25b71 MT |
297 | is_anonymous_proxy boolean, |
298 | is_satellite_provider boolean, | |
299 | is_anycast boolean | |
d7fc3057 MT |
300 | ); |
301 | CREATE UNIQUE INDEX IF NOT EXISTS network_overrides_network | |
302 | ON network_overrides(network); | |
991baf53 MT |
303 | CREATE INDEX IF NOT EXISTS network_overrides_search |
304 | ON network_overrides USING GIST(network inet_ops); | |
e17e804e | 305 | ALTER TABLE network_overrides ADD COLUMN IF NOT EXISTS is_drop boolean; |
667ad134 | 306 | ALTER TABLE network_overrides DROP COLUMN IF EXISTS source; |
3efe0297 | 307 | |
f5a4557d | 308 | DROP TABLE IF EXISTS geofeed_overrides; |
29c6fa22 MT |
309 | """) |
310 | ||
311 | return db | |
312 | ||
e61a9352 MT |
313 | def fetch_countries(self): |
314 | """ | |
315 | Returns a list of all countries on the list | |
316 | """ | |
317 | # Fetch all valid country codes to check parsed networks aganist... | |
318 | countries = self.db.query("SELECT country_code FROM countries ORDER BY country_code") | |
319 | ||
ae20698a | 320 | return set((country.country_code for country in countries)) |
e61a9352 | 321 | |
98d9079b | 322 | async def handle_write(self, ns): |
0983f3dd MT |
323 | """ |
324 | Compiles a database in libloc format out of what is in the database | |
325 | """ | |
0983f3dd | 326 | # Allocate a writer |
1164d876 | 327 | writer = location.Writer(ns.signing_key, ns.backup_signing_key) |
0983f3dd MT |
328 | |
329 | # Set all metadata | |
330 | if ns.vendor: | |
331 | writer.vendor = ns.vendor | |
332 | ||
333 | if ns.description: | |
334 | writer.description = ns.description | |
335 | ||
336 | if ns.license: | |
337 | writer.license = ns.license | |
338 | ||
339 | # Add all Autonomous Systems | |
340 | log.info("Writing Autonomous Systems...") | |
341 | ||
342 | # Select all ASes with a name | |
6e97c44b MT |
343 | rows = self.db.query(""" |
344 | SELECT | |
345 | autnums.number AS number, | |
346 | COALESCE( | |
ef1581fb | 347 | overrides.name, |
6e97c44b MT |
348 | autnums.name |
349 | ) AS name | |
ef1581fb MT |
350 | FROM |
351 | autnums | |
352 | LEFT JOIN | |
353 | autnum_overrides overrides ON autnums.number = overrides.number | |
354 | ORDER BY | |
355 | autnums.number | |
356 | """) | |
0983f3dd MT |
357 | |
358 | for row in rows: | |
008d5468 MT |
359 | # Skip AS without names |
360 | if not row.name: | |
361 | continue | |
362 | ||
0983f3dd MT |
363 | a = writer.add_as(row.number) |
364 | a.name = row.name | |
365 | ||
366 | # Add all networks | |
367 | log.info("Writing networks...") | |
368 | ||
369 | # Select all known networks | |
370 | rows = self.db.query(""" | |
295a7774 MT |
371 | WITH known_networks AS ( |
372 | SELECT network FROM announcements | |
373 | UNION | |
374 | SELECT network FROM networks | |
375 | UNION | |
25b60228 | 376 | SELECT network FROM network_feeds |
c923c1cc | 377 | UNION |
295a7774 | 378 | SELECT network FROM network_overrides |
e87dbd44 MT |
379 | UNION |
380 | SELECT network FROM geofeed_networks | |
295a7774 MT |
381 | ), |
382 | ||
383 | ordered_networks AS ( | |
384 | SELECT | |
385 | known_networks.network AS network, | |
386 | announcements.autnum AS autnum, | |
387 | networks.country AS country, | |
388 | ||
389 | -- Must be part of returned values for ORDER BY clause | |
390 | masklen(announcements.network) AS sort_a, | |
391 | masklen(networks.network) AS sort_b | |
392 | FROM | |
393 | known_networks | |
394 | LEFT JOIN | |
395 | announcements ON known_networks.network <<= announcements.network | |
396 | LEFT JOIN | |
397 | networks ON known_networks.network <<= networks.network | |
398 | ORDER BY | |
399 | known_networks.network, | |
400 | sort_a DESC, | |
401 | sort_b DESC | |
402 | ) | |
403 | ||
5372d9c7 MT |
404 | -- Return a list of those networks enriched with all |
405 | -- other information that we store in the database | |
0983f3dd | 406 | SELECT |
bbea93a7 MT |
407 | DISTINCT ON (network) |
408 | network, | |
409 | autnum, | |
bd1aa6a1 MT |
410 | |
411 | -- Country | |
412 | COALESCE( | |
413 | ( | |
476297aa MT |
414 | SELECT |
415 | country | |
416 | FROM | |
417 | network_overrides overrides | |
418 | WHERE | |
419 | networks.network <<= overrides.network | |
420 | ORDER BY | |
421 | masklen(overrides.network) DESC | |
422 | LIMIT 1 | |
bd1aa6a1 MT |
423 | ), |
424 | ( | |
476297aa MT |
425 | SELECT |
426 | country | |
427 | FROM | |
428 | autnum_overrides overrides | |
429 | WHERE | |
430 | networks.autnum = overrides.number | |
bd1aa6a1 | 431 | ), |
c923c1cc | 432 | ( |
476297aa MT |
433 | SELECT |
434 | country | |
435 | FROM | |
436 | network_feeds feeds | |
437 | WHERE | |
438 | networks.network <<= feeds.network | |
439 | ORDER BY | |
440 | masklen(feeds.network) DESC | |
441 | LIMIT 1 | |
c923c1cc | 442 | ), |
7808c8b7 | 443 | ( |
476297aa MT |
444 | SELECT |
445 | country | |
446 | FROM | |
447 | autnum_feeds feeds | |
448 | WHERE | |
449 | networks.autnum = feeds.number | |
450 | ORDER BY | |
451 | source | |
452 | LIMIT 1 | |
7808c8b7 | 453 | ), |
e87dbd44 MT |
454 | ( |
455 | SELECT | |
456 | geofeed_networks.country AS country | |
457 | FROM | |
458 | network_geofeeds | |
459 | ||
460 | -- Join the data from the geofeeds | |
461 | LEFT JOIN | |
462 | geofeeds ON network_geofeeds.url = geofeeds.url | |
463 | LEFT JOIN | |
464 | geofeed_networks ON geofeeds.id = geofeed_networks.geofeed_id | |
465 | ||
466 | -- Check whether we have a geofeed for this network | |
467 | WHERE | |
468 | networks.network <<= network_geofeeds.network | |
469 | AND | |
470 | networks.network <<= geofeed_networks.network | |
471 | ||
472 | -- Filter for the best result | |
473 | ORDER BY | |
474 | masklen(geofeed_networks.network) DESC | |
475 | LIMIT 1 | |
476 | ), | |
bd1aa6a1 MT |
477 | networks.country |
478 | ) AS country, | |
8e8555bb | 479 | |
0983f3dd | 480 | -- Flags |
1422b5d4 MT |
481 | COALESCE( |
482 | ( | |
476297aa MT |
483 | SELECT |
484 | is_anonymous_proxy | |
485 | FROM | |
486 | network_overrides overrides | |
487 | WHERE | |
488 | networks.network <<= overrides.network | |
489 | ORDER BY | |
490 | masklen(overrides.network) DESC | |
491 | LIMIT 1 | |
1422b5d4 | 492 | ), |
c923c1cc | 493 | ( |
476297aa MT |
494 | SELECT |
495 | is_anonymous_proxy | |
496 | FROM | |
497 | network_feeds feeds | |
498 | WHERE | |
499 | networks.network <<= feeds.network | |
500 | ORDER BY | |
501 | masklen(feeds.network) DESC | |
502 | LIMIT 1 | |
c923c1cc | 503 | ), |
7808c8b7 | 504 | ( |
476297aa MT |
505 | SELECT |
506 | is_anonymous_proxy | |
507 | FROM | |
508 | autnum_feeds feeds | |
509 | WHERE | |
510 | networks.autnum = feeds.number | |
511 | ORDER BY | |
512 | source | |
513 | LIMIT 1 | |
7808c8b7 | 514 | ), |
1422b5d4 | 515 | ( |
476297aa MT |
516 | SELECT |
517 | is_anonymous_proxy | |
518 | FROM | |
519 | autnum_overrides overrides | |
520 | WHERE | |
521 | networks.autnum = overrides.number | |
b8e25b71 MT |
522 | ), |
523 | FALSE | |
1422b5d4 MT |
524 | ) AS is_anonymous_proxy, |
525 | COALESCE( | |
526 | ( | |
476297aa MT |
527 | SELECT |
528 | is_satellite_provider | |
529 | FROM | |
530 | network_overrides overrides | |
531 | WHERE | |
532 | networks.network <<= overrides.network | |
533 | ORDER BY | |
534 | masklen(overrides.network) DESC | |
535 | LIMIT 1 | |
1422b5d4 | 536 | ), |
c923c1cc | 537 | ( |
476297aa MT |
538 | SELECT |
539 | is_satellite_provider | |
540 | FROM | |
541 | network_feeds feeds | |
542 | WHERE | |
543 | networks.network <<= feeds.network | |
544 | ORDER BY | |
545 | masklen(feeds.network) DESC | |
546 | LIMIT 1 | |
c923c1cc | 547 | ), |
7808c8b7 | 548 | ( |
476297aa MT |
549 | SELECT |
550 | is_satellite_provider | |
551 | FROM | |
552 | autnum_feeds feeds | |
553 | WHERE | |
554 | networks.autnum = feeds.number | |
555 | ORDER BY | |
556 | source | |
557 | LIMIT 1 | |
7808c8b7 | 558 | ), |
1422b5d4 | 559 | ( |
476297aa MT |
560 | SELECT |
561 | is_satellite_provider | |
562 | FROM | |
563 | autnum_overrides overrides | |
564 | WHERE | |
565 | networks.autnum = overrides.number | |
b8e25b71 MT |
566 | ), |
567 | FALSE | |
1422b5d4 MT |
568 | ) AS is_satellite_provider, |
569 | COALESCE( | |
570 | ( | |
476297aa MT |
571 | SELECT |
572 | is_anycast | |
573 | FROM | |
574 | network_overrides overrides | |
575 | WHERE | |
576 | networks.network <<= overrides.network | |
577 | ORDER BY | |
578 | masklen(overrides.network) DESC | |
579 | LIMIT 1 | |
1422b5d4 | 580 | ), |
c923c1cc | 581 | ( |
476297aa MT |
582 | SELECT |
583 | is_anycast | |
584 | FROM | |
585 | network_feeds feeds | |
586 | WHERE | |
587 | networks.network <<= feeds.network | |
588 | ORDER BY | |
589 | masklen(feeds.network) DESC | |
590 | LIMIT 1 | |
c923c1cc | 591 | ), |
7808c8b7 | 592 | ( |
476297aa MT |
593 | SELECT |
594 | is_anycast | |
595 | FROM | |
596 | autnum_feeds feeds | |
597 | WHERE | |
598 | networks.autnum = feeds.number | |
599 | ORDER BY | |
600 | source | |
601 | LIMIT 1 | |
7808c8b7 | 602 | ), |
1422b5d4 | 603 | ( |
476297aa MT |
604 | SELECT |
605 | is_anycast | |
606 | FROM | |
607 | autnum_overrides overrides | |
608 | WHERE | |
609 | networks.autnum = overrides.number | |
b8e25b71 MT |
610 | ), |
611 | FALSE | |
e17e804e PM |
612 | ) AS is_anycast, |
613 | COALESCE( | |
614 | ( | |
476297aa MT |
615 | SELECT |
616 | is_drop | |
617 | FROM | |
618 | network_overrides overrides | |
619 | WHERE | |
620 | networks.network <<= overrides.network | |
621 | ORDER BY | |
622 | masklen(overrides.network) DESC | |
623 | LIMIT 1 | |
e17e804e | 624 | ), |
c923c1cc | 625 | ( |
476297aa MT |
626 | SELECT |
627 | is_drop | |
628 | FROM | |
629 | network_feeds feeds | |
630 | WHERE | |
631 | networks.network <<= feeds.network | |
632 | ORDER BY | |
633 | masklen(feeds.network) DESC | |
634 | LIMIT 1 | |
c923c1cc | 635 | ), |
7808c8b7 | 636 | ( |
476297aa MT |
637 | SELECT |
638 | is_drop | |
639 | FROM | |
640 | autnum_feeds feeds | |
641 | WHERE | |
642 | networks.autnum = feeds.number | |
643 | ORDER BY | |
644 | source | |
645 | LIMIT 1 | |
7808c8b7 | 646 | ), |
e17e804e | 647 | ( |
476297aa MT |
648 | SELECT |
649 | is_drop | |
650 | FROM | |
651 | autnum_overrides overrides | |
652 | WHERE | |
653 | networks.autnum = overrides.number | |
e17e804e PM |
654 | ), |
655 | FALSE | |
656 | ) AS is_drop | |
295a7774 MT |
657 | FROM |
658 | ordered_networks networks | |
0983f3dd MT |
659 | """) |
660 | ||
661 | for row in rows: | |
a7db4f94 | 662 | network = writer.add_network("%s" % row.network) |
0983f3dd | 663 | |
5372d9c7 MT |
664 | # Save country |
665 | if row.country: | |
666 | network.country_code = row.country | |
667 | ||
668 | # Save ASN | |
669 | if row.autnum: | |
670 | network.asn = row.autnum | |
0983f3dd MT |
671 | |
672 | # Set flags | |
673 | if row.is_anonymous_proxy: | |
674 | network.set_flag(location.NETWORK_FLAG_ANONYMOUS_PROXY) | |
675 | ||
676 | if row.is_satellite_provider: | |
677 | network.set_flag(location.NETWORK_FLAG_SATELLITE_PROVIDER) | |
678 | ||
679 | if row.is_anycast: | |
680 | network.set_flag(location.NETWORK_FLAG_ANYCAST) | |
681 | ||
e17e804e PM |
682 | if row.is_drop: |
683 | network.set_flag(location.NETWORK_FLAG_DROP) | |
684 | ||
8084b33a MT |
685 | # Add all countries |
686 | log.info("Writing countries...") | |
687 | rows = self.db.query("SELECT * FROM countries ORDER BY country_code") | |
688 | ||
689 | for row in rows: | |
690 | c = writer.add_country(row.country_code) | |
691 | c.continent_code = row.continent_code | |
692 | c.name = row.name | |
693 | ||
0983f3dd MT |
694 | # Write everything to file |
695 | log.info("Writing database to file...") | |
696 | for file in ns.file: | |
697 | writer.write(file) | |
698 | ||
98d9079b | 699 | async def handle_update_whois(self, ns): |
3ce28dea | 700 | # Did we run successfully? |
8c2dbbc2 MT |
701 | success = True |
702 | ||
703 | sources = ( | |
704 | # African Network Information Centre | |
705 | ("AFRINIC", ( | |
706 | (self._import_standard_format, "https://ftp.afrinic.net/pub/pub/dbase/afrinic.db.gz"), | |
707 | )), | |
708 | ||
709 | # Asia Pacific Network Information Centre | |
710 | ("APNIC", ( | |
711 | (self._import_standard_format, "https://ftp.apnic.net/apnic/whois/apnic.db.inet6num.gz"), | |
712 | (self._import_standard_format, "https://ftp.apnic.net/apnic/whois/apnic.db.inetnum.gz"), | |
713 | (self._import_standard_format, "https://ftp.apnic.net/apnic/whois/apnic.db.aut-num.gz"), | |
714 | (self._import_standard_format, "https://ftp.apnic.net/apnic/whois/apnic.db.organisation.gz"), | |
715 | )), | |
716 | ||
717 | # American Registry for Internet Numbers | |
718 | ("ARIN", ( | |
719 | (self._import_extended_format, "https://ftp.arin.net/pub/stats/arin/delegated-arin-extended-latest"), | |
720 | (self._import_arin_as_names, "https://ftp.arin.net/pub/resource_registry_service/asns.csv"), | |
721 | )), | |
722 | ||
723 | # Japan Network Information Center | |
724 | ("JPNIC", ( | |
725 | (self._import_standard_format, "https://ftp.nic.ad.jp/jpirr/jpirr.db.gz"), | |
726 | )), | |
727 | ||
728 | # Latin America and Caribbean Network Information Centre | |
729 | ("LACNIC", ( | |
730 | (self._import_standard_format, "https://ftp.lacnic.net/lacnic/dbase/lacnic.db.gz"), | |
731 | (self._import_extended_format, "https://ftp.lacnic.net/pub/stats/lacnic/delegated-lacnic-extended-latest"), | |
732 | )), | |
733 | ||
734 | # Réseaux IP Européens | |
735 | ("RIPE", ( | |
736 | (self._import_standard_format, "https://ftp.ripe.net/ripe/dbase/split/ripe.db.inet6num.gz"), | |
737 | (self._import_standard_format, "https://ftp.ripe.net/ripe/dbase/split/ripe.db.inetnum.gz"), | |
738 | (self._import_standard_format, "https://ftp.ripe.net/ripe/dbase/split/ripe.db.aut-num.gz"), | |
739 | (self._import_standard_format, "https://ftp.ripe.net/ripe/dbase/split/ripe.db.organisation.gz"), | |
740 | )), | |
741 | ) | |
84b175e2 | 742 | |
fa9220b0 | 743 | # Fetch all valid country codes to check parsed networks against |
d4697973 MT |
744 | countries = self.fetch_countries() |
745 | ||
746 | # Check if we have countries | |
747 | if not countries: | |
748 | log.error("Please import countries before importing any WHOIS data") | |
749 | return 1 | |
6ffd06b5 | 750 | |
3ce28dea | 751 | # Iterate over all potential sources |
8c2dbbc2 | 752 | for name, feeds in sources: |
d77d05d1 | 753 | # Skip anything that should not be updated |
8c2dbbc2 | 754 | if ns.sources and not name in ns.sources: |
d77d05d1 MT |
755 | continue |
756 | ||
8c2dbbc2 | 757 | try: |
98d9079b | 758 | await self._process_source(name, feeds, countries) |
002deb6b | 759 | |
8c2dbbc2 MT |
760 | # Log an error but continue if an exception occurs |
761 | except Exception as e: | |
762 | log.error("Error processing source %s" % name, exc_info=True) | |
763 | success = False | |
764 | ||
765 | # Return a non-zero exit code for errors | |
766 | return 0 if success else 1 | |
767 | ||
98d9079b | 768 | async def _process_source(self, source, feeds, countries): |
8c2dbbc2 MT |
769 | """ |
770 | This function processes one source | |
771 | """ | |
772 | # Wrap everything into one large transaction | |
773 | with self.db.transaction(): | |
774 | # Remove all previously imported content | |
b8f3075b MT |
775 | self.db.execute("DELETE FROM autnums WHERE source = %s", source) |
776 | self.db.execute("DELETE FROM networks WHERE source = %s", source) | |
777 | self.db.execute("DELETE FROM network_geofeeds WHERE source = %s", source) | |
8c2dbbc2 MT |
778 | |
779 | # Create some temporary tables to store parsed data | |
780 | self.db.execute(""" | |
781 | CREATE TEMPORARY TABLE _autnums(number integer NOT NULL, | |
782 | organization text NOT NULL, source text NOT NULL) ON COMMIT DROP; | |
783 | CREATE UNIQUE INDEX _autnums_number ON _autnums(number); | |
784 | ||
785 | CREATE TEMPORARY TABLE _organizations(handle text NOT NULL, | |
786 | name text NOT NULL, source text NOT NULL) ON COMMIT DROP; | |
787 | CREATE UNIQUE INDEX _organizations_handle ON _organizations(handle); | |
788 | ||
789 | CREATE TEMPORARY TABLE _rirdata(network inet NOT NULL, country text, | |
790 | original_countries text[] NOT NULL, source text NOT NULL) | |
791 | ON COMMIT DROP; | |
792 | CREATE INDEX _rirdata_search ON _rirdata | |
793 | USING BTREE(family(network), masklen(network)); | |
794 | CREATE UNIQUE INDEX _rirdata_network ON _rirdata(network); | |
795 | """) | |
002deb6b | 796 | |
8c2dbbc2 MT |
797 | # Parse all feeds |
798 | for callback, url, *args in feeds: | |
799 | # Retrieve the feed | |
335946c0 | 800 | f = self.downloader.retrieve(url) |
8c2dbbc2 MT |
801 | |
802 | # Call the callback | |
c86209e2 MT |
803 | with self.db.pipeline(): |
804 | await callback(source, countries, f, *args) | |
8c2dbbc2 MT |
805 | |
806 | # Process all parsed networks from every RIR we happen to have access to, | |
807 | # insert the largest network chunks into the networks table immediately... | |
808 | families = self.db.query(""" | |
809 | SELECT DISTINCT | |
810 | family(network) AS family | |
811 | FROM | |
812 | _rirdata | |
813 | ORDER BY | |
814 | family(network) | |
815 | """, | |
816 | ) | |
817 | ||
818 | for family in (row.family for row in families): | |
819 | # Fetch the smallest mask length in our data set | |
820 | smallest = self.db.get(""" | |
821 | SELECT | |
822 | MIN( | |
823 | masklen(network) | |
824 | ) AS prefix | |
fa9220b0 MT |
825 | FROM |
826 | _rirdata | |
8c2dbbc2 MT |
827 | WHERE |
828 | family(network) = %s | |
829 | """, family, | |
fa9220b0 | 830 | ) |
3ce28dea | 831 | |
8c2dbbc2 MT |
832 | # Copy all networks |
833 | self.db.execute(""" | |
834 | INSERT INTO | |
835 | networks | |
836 | ( | |
837 | network, | |
838 | country, | |
839 | original_countries, | |
840 | source | |
5bfa1bb4 | 841 | ) |
8c2dbbc2 MT |
842 | SELECT |
843 | network, | |
844 | country, | |
845 | original_countries, | |
846 | source | |
847 | FROM | |
848 | _rirdata | |
849 | WHERE | |
850 | masklen(network) = %s | |
851 | AND | |
852 | family(network) = %s | |
853 | ON CONFLICT DO | |
854 | NOTHING""", | |
855 | smallest.prefix, | |
856 | family, | |
857 | ) | |
858 | ||
859 | # ... determine any other prefixes for this network family, ... | |
860 | prefixes = self.db.query(""" | |
861 | SELECT | |
862 | DISTINCT masklen(network) AS prefix | |
863 | FROM | |
864 | _rirdata | |
865 | WHERE | |
866 | family(network) = %s | |
867 | ORDER BY | |
868 | masklen(network) ASC | |
869 | OFFSET 1 | |
870 | """, family, | |
871 | ) | |
5bfa1bb4 | 872 | |
8c2dbbc2 MT |
873 | # ... and insert networks with this prefix in case they provide additional |
874 | # information (i. e. subnet of a larger chunk with a different country) | |
875 | for prefix in (row.prefix for row in prefixes): | |
5bfa1bb4 | 876 | self.db.execute(""" |
8c2dbbc2 MT |
877 | WITH candidates AS ( |
878 | SELECT | |
879 | _rirdata.network, | |
880 | _rirdata.country, | |
881 | _rirdata.original_countries, | |
882 | _rirdata.source | |
883 | FROM | |
884 | _rirdata | |
885 | WHERE | |
886 | family(_rirdata.network) = %s | |
887 | AND | |
888 | masklen(_rirdata.network) = %s | |
889 | ), | |
890 | filtered AS ( | |
891 | SELECT | |
892 | DISTINCT ON (c.network) | |
893 | c.network, | |
894 | c.country, | |
895 | c.original_countries, | |
896 | c.source, | |
897 | masklen(networks.network), | |
898 | networks.country AS parent_country | |
899 | FROM | |
900 | candidates c | |
901 | LEFT JOIN | |
902 | networks | |
903 | ON | |
904 | c.network << networks.network | |
905 | ORDER BY | |
906 | c.network, | |
907 | masklen(networks.network) DESC NULLS LAST | |
5bfa1bb4 | 908 | ) |
8c2dbbc2 MT |
909 | INSERT INTO |
910 | networks(network, country, original_countries, source) | |
5bfa1bb4 MT |
911 | SELECT |
912 | network, | |
913 | country, | |
914 | original_countries, | |
915 | source | |
916 | FROM | |
8c2dbbc2 | 917 | filtered |
5bfa1bb4 | 918 | WHERE |
8c2dbbc2 MT |
919 | parent_country IS NULL |
920 | OR | |
921 | country <> parent_country | |
922 | ON CONFLICT DO NOTHING | |
923 | """, family, prefix, | |
5bfa1bb4 | 924 | ) |
3ce28dea | 925 | |
8c2dbbc2 MT |
926 | self.db.execute(""" |
927 | INSERT INTO | |
928 | autnums | |
929 | ( | |
930 | number, | |
931 | name, | |
932 | source | |
933 | ) | |
934 | SELECT | |
935 | _autnums.number, | |
936 | _organizations.name, | |
937 | _organizations.source | |
938 | FROM | |
939 | _autnums | |
940 | JOIN | |
941 | _organizations ON _autnums.organization = _organizations.handle | |
942 | ON CONFLICT | |
943 | ( | |
944 | number | |
945 | ) | |
946 | DO UPDATE | |
947 | SET name = excluded.name | |
948 | """, | |
949 | ) | |
3ce28dea | 950 | |
98d9079b | 951 | async def _import_standard_format(self, source, countries, f, *args): |
8c2dbbc2 MT |
952 | """ |
953 | Imports a single standard format source feed | |
954 | """ | |
955 | # Iterate over all blocks | |
8c3529c7 | 956 | for block in iterate_over_blocks(f): |
8c2dbbc2 MT |
957 | self._parse_block(block, source, countries) |
958 | ||
98d9079b | 959 | async def _import_extended_format(self, source, countries, f, *args): |
8c2dbbc2 | 960 | # Iterate over all lines |
8c3529c7 | 961 | for line in iterate_over_lines(f): |
c82e2eab | 962 | self._parse_line(line, source, countries) |
8c2dbbc2 | 963 | |
98d9079b | 964 | async def _import_arin_as_names(self, source, countries, f, *args): |
fa5dccf1 MT |
965 | # Wrap the data to text |
966 | f = io.TextIOWrapper(f) | |
967 | ||
8c2dbbc2 | 968 | # Walk through the file |
932a7552 | 969 | for line in csv.DictReader(f, dialect="arin"): |
8c2dbbc2 MT |
970 | # Fetch status |
971 | status = line.get("Status") | |
972 | ||
973 | # We are only interested in anything managed by ARIN | |
974 | if not status == "Full Registry Services": | |
975 | continue | |
976 | ||
977 | # Fetch organization name | |
978 | name = line.get("Org Name") | |
979 | ||
980 | # Extract ASNs | |
981 | first_asn = line.get("Start AS Number") | |
982 | last_asn = line.get("End AS Number") | |
983 | ||
984 | # Cast to a number | |
985 | try: | |
986 | first_asn = int(first_asn) | |
987 | except TypeError as e: | |
988 | log.warning("Could not parse ASN '%s'" % first_asn) | |
989 | continue | |
990 | ||
991 | try: | |
992 | last_asn = int(last_asn) | |
993 | except TypeError as e: | |
994 | log.warning("Could not parse ASN '%s'" % last_asn) | |
995 | continue | |
996 | ||
997 | # Check if the range is valid | |
998 | if last_asn < first_asn: | |
999 | log.warning("Invalid ASN range %s-%s" % (first_asn, last_asn)) | |
1000 | ||
1001 | # Insert everything into the database | |
1002 | for asn in range(first_asn, last_asn + 1): | |
1003 | if not self._check_parsed_asn(asn): | |
1004 | log.warning("Skipping invalid ASN %s" % asn) | |
1005 | continue | |
0365119d | 1006 | |
3ce28dea | 1007 | self.db.execute(""" |
fa9220b0 MT |
1008 | INSERT INTO |
1009 | autnums | |
1010 | ( | |
1011 | number, | |
1012 | name, | |
1013 | source | |
1014 | ) | |
8c2dbbc2 MT |
1015 | VALUES |
1016 | ( | |
1017 | %s, %s, %s | |
1018 | ) | |
fa9220b0 MT |
1019 | ON CONFLICT |
1020 | ( | |
1021 | number | |
1022 | ) | |
8c2dbbc2 MT |
1023 | DO NOTHING |
1024 | """, asn, name, "ARIN", | |
fa9220b0 | 1025 | ) |
429a43d1 | 1026 | |
bd341642 PM |
1027 | def _check_parsed_network(self, network): |
1028 | """ | |
1029 | Assistive function to detect and subsequently sort out parsed | |
1030 | networks from RIR data (both Whois and so-called "extended sources"), | |
1031 | which are or have... | |
1032 | ||
1033 | (a) not globally routable (RFC 1918 space, et al.) | |
1034 | (b) covering a too large chunk of the IP address space (prefix length | |
1035 | is < 7 for IPv4 networks, and < 10 for IPv6) | |
1036 | (c) "0.0.0.0" or "::" as a network address | |
bd341642 PM |
1037 | |
1038 | This unfortunately is necessary due to brain-dead clutter across | |
1039 | various RIR databases, causing mismatches and eventually disruptions. | |
1040 | ||
1041 | We will return False in case a network is not suitable for adding | |
1042 | it to our database, and True otherwise. | |
1043 | """ | |
d9b0a6ea MT |
1044 | # Check input |
1045 | if isinstance(network, ipaddress.IPv6Network): | |
1046 | pass | |
1047 | elif isinstance(network, ipaddress.IPv4Network): | |
1048 | pass | |
1049 | else: | |
1050 | raise ValueError("Invalid network: %s (type %s)" % (network, type(network))) | |
bd341642 | 1051 | |
cb45f0d5 | 1052 | # Ignore anything that isn't globally routable |
bd341642 | 1053 | if not network.is_global: |
2ba6ed07 | 1054 | log.debug("Skipping non-globally routable network: %s" % network) |
bd341642 PM |
1055 | return False |
1056 | ||
cb45f0d5 MT |
1057 | # Ignore anything that is unspecified IP range (See RFC 5735 for IPv4 or RFC 2373 for IPv6) |
1058 | elif network.is_unspecified: | |
1059 | log.debug("Skipping unspecified network: %s" % network) | |
1060 | return False | |
1061 | ||
c940dcf1 MT |
1062 | # IPv6 |
1063 | if network.version == 6: | |
bd341642 | 1064 | if network.prefixlen < 10: |
2ba6ed07 | 1065 | log.debug("Skipping too big IP chunk: %s" % network) |
bd341642 PM |
1066 | return False |
1067 | ||
c940dcf1 MT |
1068 | # IPv4 |
1069 | elif network.version == 4: | |
1070 | if network.prefixlen < 7: | |
1071 | log.debug("Skipping too big IP chunk: %s" % network) | |
bd341642 PM |
1072 | return False |
1073 | ||
bd341642 PM |
1074 | # In case we have made it here, the network is considered to |
1075 | # be suitable for libloc consumption... | |
1076 | return True | |
1077 | ||
43fe570c PM |
1078 | def _check_parsed_asn(self, asn): |
1079 | """ | |
1080 | Assistive function to filter Autonomous System Numbers not being suitable | |
1081 | for adding to our database. Returns False in such cases, and True otherwise. | |
1082 | """ | |
1083 | ||
1084 | for start, end in VALID_ASN_RANGES: | |
1085 | if start <= asn and end >= asn: | |
1086 | return True | |
1087 | ||
1088 | log.info("Supplied ASN %s out of publicly routable ASN ranges" % asn) | |
1089 | return False | |
1090 | ||
c60e31ea MT |
1091 | def _check_geofeed_url(self, url): |
1092 | """ | |
1093 | This function checks if a Geofeed URL is valid. | |
1094 | ||
1095 | If so, it returns the normalized URL which should be stored instead of | |
1096 | the original one. | |
1097 | """ | |
1098 | # Parse the URL | |
1099 | try: | |
1100 | url = urllib.parse.urlparse(url) | |
1101 | except ValueError as e: | |
1102 | log.warning("Invalid URL %s: %s" % (url, e)) | |
1103 | return | |
1104 | ||
1105 | # Make sure that this is a HTTPS URL | |
1106 | if not url.scheme == "https": | |
1107 | log.warning("Skipping Geofeed URL that is not using HTTPS: %s" \ | |
1108 | % url.geturl()) | |
1109 | return | |
1110 | ||
1111 | # Normalize the URL and convert it back | |
1112 | return url.geturl() | |
1113 | ||
d4697973 | 1114 | def _parse_block(self, block, source_key, countries): |
6ffd06b5 MT |
1115 | # Get first line to find out what type of block this is |
1116 | line = block[0] | |
1117 | ||
6ffd06b5 | 1118 | # aut-num |
429a43d1 | 1119 | if line.startswith("aut-num:"): |
28b08385 | 1120 | return self._parse_autnum_block(block, source_key) |
6ffd06b5 | 1121 | |
aadac4c5 PM |
1122 | # inetnum |
1123 | if line.startswith("inet6num:") or line.startswith("inetnum:"): | |
d4697973 | 1124 | return self._parse_inetnum_block(block, source_key, countries) |
aadac4c5 | 1125 | |
6ffd06b5 MT |
1126 | # organisation |
1127 | elif line.startswith("organisation:"): | |
28b08385 | 1128 | return self._parse_org_block(block, source_key) |
6ffd06b5 | 1129 | |
28b08385 | 1130 | def _parse_autnum_block(self, block, source_key): |
6ffd06b5 MT |
1131 | autnum = {} |
1132 | for line in block: | |
1133 | # Split line | |
1134 | key, val = split_line(line) | |
1135 | ||
1136 | if key == "aut-num": | |
1137 | m = re.match(r"^(AS|as)(\d+)", val) | |
1138 | if m: | |
1139 | autnum["asn"] = m.group(2) | |
1140 | ||
0365119d | 1141 | elif key == "org": |
e7d612e5 | 1142 | autnum[key] = val.upper() |
6ffd06b5 | 1143 | |
426e0bee PM |
1144 | elif key == "descr": |
1145 | # Save the first description line as well... | |
1146 | if not key in autnum: | |
1147 | autnum[key] = val | |
1148 | ||
6ffd06b5 | 1149 | # Skip empty objects |
426e0bee | 1150 | if not autnum or not "asn" in autnum: |
6ffd06b5 MT |
1151 | return |
1152 | ||
426e0bee PM |
1153 | # Insert a dummy organisation handle into our temporary organisations |
1154 | # table in case the AS does not have an organisation handle set, but | |
1155 | # has a description (a quirk often observed in APNIC area), so we can | |
1156 | # later display at least some string for this AS. | |
1157 | if not "org" in autnum: | |
1158 | if "descr" in autnum: | |
1159 | autnum["org"] = "LIBLOC-%s-ORGHANDLE" % autnum.get("asn") | |
1160 | ||
1161 | self.db.execute("INSERT INTO _organizations(handle, name, source) \ | |
1162 | VALUES(%s, %s, %s) ON CONFLICT (handle) DO NOTHING", | |
1163 | autnum.get("org"), autnum.get("descr"), source_key, | |
1164 | ) | |
1165 | else: | |
1166 | log.warning("ASN %s neither has an organisation handle nor a description line set, omitting" % \ | |
1167 | autnum.get("asn")) | |
1168 | return | |
1169 | ||
6ffd06b5 | 1170 | # Insert into database |
28b08385 PM |
1171 | self.db.execute("INSERT INTO _autnums(number, organization, source) \ |
1172 | VALUES(%s, %s, %s) ON CONFLICT (number) DO UPDATE SET \ | |
0365119d | 1173 | organization = excluded.organization", |
28b08385 | 1174 | autnum.get("asn"), autnum.get("org"), source_key, |
6ffd06b5 MT |
1175 | ) |
1176 | ||
d4697973 | 1177 | def _parse_inetnum_block(self, block, source_key, countries): |
aadac4c5 PM |
1178 | inetnum = {} |
1179 | for line in block: | |
aadac4c5 PM |
1180 | # Split line |
1181 | key, val = split_line(line) | |
1182 | ||
84187ab5 PM |
1183 | # Filter any inetnum records which are only referring to IP space |
1184 | # not managed by that specific RIR... | |
1185 | if key == "netname": | |
5254e5fc | 1186 | if re.match(r"^(ERX-NETBLOCK|(AFRINIC|ARIN|LACNIC|RIPE)-CIDR-BLOCK|IANA-NETBLOCK-\d{1,3}|NON-RIPE-NCC-MANAGED-ADDRESS-BLOCK|STUB-[\d-]{3,}SLASH\d{1,2})", val.strip()): |
2ba6ed07 | 1187 | log.debug("Skipping record indicating historic/orphaned data: %s" % val.strip()) |
84187ab5 PM |
1188 | return |
1189 | ||
aadac4c5 PM |
1190 | if key == "inetnum": |
1191 | start_address, delim, end_address = val.partition("-") | |
1192 | ||
1193 | # Strip any excess space | |
1194 | start_address, end_address = start_address.rstrip(), end_address.strip() | |
1195 | ||
845da577 PM |
1196 | # Handle "inetnum" formatting in LACNIC DB (e.g. "24.152.8/22" instead of "24.152.8.0/22") |
1197 | if start_address and not (delim or end_address): | |
1198 | try: | |
1199 | start_address = ipaddress.ip_network(start_address, strict=False) | |
1200 | except ValueError: | |
1201 | start_address = start_address.split("/") | |
38d0faea | 1202 | ldigits = start_address[0].count(".") |
845da577 PM |
1203 | |
1204 | # How many octets do we need to add? | |
1205 | # (LACNIC does not seem to have a /8 or greater assigned, so the following should suffice.) | |
2ad36187 | 1206 | if ldigits == 1: |
845da577 | 1207 | start_address = start_address[0] + ".0.0/" + start_address[1] |
2ad36187 | 1208 | elif ldigits == 2: |
845da577 PM |
1209 | start_address = start_address[0] + ".0/" + start_address[1] |
1210 | else: | |
1211 | log.warning("Could not recover IPv4 address from line in LACNIC DB format: %s" % line) | |
1212 | return | |
1213 | ||
1214 | try: | |
1215 | start_address = ipaddress.ip_network(start_address, strict=False) | |
1216 | except ValueError: | |
1217 | log.warning("Could not parse line in LACNIC DB format: %s" % line) | |
1218 | return | |
1219 | ||
1220 | # Enumerate first and last IP address of this network | |
1221 | end_address = start_address[-1] | |
1222 | start_address = start_address[0] | |
1223 | ||
1224 | else: | |
1225 | # Convert to IP address | |
1226 | try: | |
1227 | start_address = ipaddress.ip_address(start_address) | |
1228 | end_address = ipaddress.ip_address(end_address) | |
1229 | except ValueError: | |
1230 | log.warning("Could not parse line: %s" % line) | |
1231 | return | |
aadac4c5 | 1232 | |
1814283b | 1233 | inetnum["inetnum"] = list(ipaddress.summarize_address_range(start_address, end_address)) |
aadac4c5 PM |
1234 | |
1235 | elif key == "inet6num": | |
1814283b | 1236 | inetnum[key] = [ipaddress.ip_network(val, strict=False)] |
aadac4c5 PM |
1237 | |
1238 | elif key == "country": | |
5487ee0d | 1239 | cc = val.upper() |
b6b2b331 | 1240 | |
30d32299 | 1241 | # Ignore certain country codes |
5487ee0d MT |
1242 | if cc in IGNORED_COUNTRIES: |
1243 | log.debug("Ignoring country code '%s'" % cc) | |
30d32299 MT |
1244 | continue |
1245 | ||
afc966db MT |
1246 | # Translate country codes |
1247 | try: | |
5487ee0d | 1248 | cc = TRANSLATED_COUNTRIES[cc] |
afc966db MT |
1249 | except KeyError: |
1250 | pass | |
01e5f0ff | 1251 | |
a9e72406 MT |
1252 | # Do we know this country? |
1253 | if not cc in countries: | |
1254 | log.warning("Skipping invalid country code '%s'" % cc) | |
1255 | continue | |
1256 | ||
5487ee0d MT |
1257 | try: |
1258 | inetnum[key].append(cc) | |
1259 | except KeyError: | |
1260 | inetnum[key] = [cc] | |
aadac4c5 | 1261 | |
183b2f74 MT |
1262 | # Parse the geofeed attribute |
1263 | elif key == "geofeed": | |
1264 | inetnum["geofeed"] = val | |
1265 | ||
1266 | # Parse geofeed when used as a remark | |
45c0536c MT |
1267 | elif key == "remarks": |
1268 | m = re.match(r"^(?:Geofeed)\s+(https://.*)", val) | |
183b2f74 MT |
1269 | if m: |
1270 | inetnum["geofeed"] = m.group(1) | |
1271 | ||
aadac4c5 | 1272 | # Skip empty objects |
39bfa052 | 1273 | if not inetnum: |
aadac4c5 PM |
1274 | return |
1275 | ||
1814283b PM |
1276 | # Iterate through all networks enumerated from above, check them for plausibility and insert |
1277 | # them into the database, if _check_parsed_network() succeeded | |
1278 | for single_network in inetnum.get("inet6num") or inetnum.get("inetnum"): | |
39bfa052 MT |
1279 | if not self._check_parsed_network(single_network): |
1280 | continue | |
1281 | ||
1282 | # Fetch the countries or use a list with an empty country | |
1283 | countries = inetnum.get("country", [None]) | |
1284 | ||
1285 | # Insert the network into the database but only use the first country code | |
1286 | for cc in countries: | |
1287 | self.db.execute(""" | |
1288 | INSERT INTO | |
1289 | _rirdata | |
1290 | ( | |
1291 | network, | |
1292 | country, | |
1293 | original_countries, | |
1294 | source | |
1295 | ) | |
1296 | VALUES | |
1297 | ( | |
1298 | %s, %s, %s, %s | |
1299 | ) | |
1300 | ON CONFLICT (network) | |
1301 | DO UPDATE SET country = excluded.country | |
1302 | """, "%s" % single_network, cc, [cc for cc in countries if cc], source_key, | |
1814283b | 1303 | ) |
aadac4c5 | 1304 | |
39bfa052 MT |
1305 | # If there are more than one country, we will only use the first one |
1306 | break | |
183b2f74 | 1307 | |
39bfa052 MT |
1308 | # Update any geofeed information |
1309 | geofeed = inetnum.get("geofeed", None) | |
1310 | if geofeed: | |
b8f3075b | 1311 | self._parse_geofeed(source_key, geofeed, single_network) |
39bfa052 | 1312 | |
b8f3075b | 1313 | def _parse_geofeed(self, source, url, single_network): |
c60e31ea MT |
1314 | # Check the URL |
1315 | url = self._check_geofeed_url(url) | |
1316 | if not url: | |
da832d44 MT |
1317 | return |
1318 | ||
da832d44 MT |
1319 | # Store/update any geofeeds |
1320 | self.db.execute(""" | |
1321 | INSERT INTO | |
b8f3075b MT |
1322 | network_geofeeds |
1323 | ( | |
1324 | network, | |
1325 | url, | |
1326 | source | |
1327 | ) | |
1328 | VALUES | |
1329 | ( | |
1330 | %s, %s, %s | |
da832d44 | 1331 | ) |
1042baa7 MT |
1332 | ON CONFLICT |
1333 | ( | |
2b96ed27 | 1334 | network, url |
1042baa7 MT |
1335 | ) |
1336 | DO UPDATE SET | |
1042baa7 MT |
1337 | source = excluded.source |
1338 | """, "%s" % single_network, url, source, | |
da832d44 MT |
1339 | ) |
1340 | ||
28b08385 | 1341 | def _parse_org_block(self, block, source_key): |
6ffd06b5 MT |
1342 | org = {} |
1343 | for line in block: | |
1344 | # Split line | |
1345 | key, val = split_line(line) | |
1346 | ||
e7d612e5 PM |
1347 | if key == "organisation": |
1348 | org[key] = val.upper() | |
1349 | elif key == "org-name": | |
6ffd06b5 MT |
1350 | org[key] = val |
1351 | ||
1352 | # Skip empty objects | |
1353 | if not org: | |
1354 | return | |
1355 | ||
28b08385 PM |
1356 | self.db.execute("INSERT INTO _organizations(handle, name, source) \ |
1357 | VALUES(%s, %s, %s) ON CONFLICT (handle) DO \ | |
0365119d | 1358 | UPDATE SET name = excluded.name", |
28b08385 | 1359 | org.get("organisation"), org.get("org-name"), source_key, |
6ffd06b5 MT |
1360 | ) |
1361 | ||
4b931f6c | 1362 | def _parse_line(self, line, source_key, validcountries=None): |
429a43d1 MT |
1363 | # Skip version line |
1364 | if line.startswith("2"): | |
1365 | return | |
6ffd06b5 | 1366 | |
429a43d1 MT |
1367 | # Skip comments |
1368 | if line.startswith("#"): | |
1369 | return | |
6ffd06b5 | 1370 | |
429a43d1 MT |
1371 | try: |
1372 | registry, country_code, type, line = line.split("|", 3) | |
1373 | except: | |
1374 | log.warning("Could not parse line: %s" % line) | |
1375 | return | |
6ffd06b5 | 1376 | |
9a9b0698 MT |
1377 | # Skip ASN |
1378 | if type == "asn": | |
1379 | return | |
1380 | ||
4b931f6c | 1381 | # Skip any unknown protocols |
9a9b0698 | 1382 | elif not type in ("ipv6", "ipv4"): |
4b931f6c MT |
1383 | log.warning("Unknown IP protocol '%s'" % type) |
1384 | return | |
1385 | ||
84b175e2 PM |
1386 | # Skip any lines that are for stats only or do not have a country |
1387 | # code at all (avoids log spam below) | |
1388 | if not country_code or country_code == '*': | |
1389 | return | |
1390 | ||
1391 | # Skip objects with unknown country codes | |
1392 | if validcountries and country_code not in validcountries: | |
1393 | log.warning("Skipping line with bogus country '%s': %s" % \ | |
1394 | (country_code, line)) | |
6ffd06b5 MT |
1395 | return |
1396 | ||
429a43d1 MT |
1397 | try: |
1398 | address, prefix, date, status, organization = line.split("|") | |
1399 | except ValueError: | |
1400 | organization = None | |
1401 | ||
1402 | # Try parsing the line without organization | |
1403 | try: | |
1404 | address, prefix, date, status = line.split("|") | |
1405 | except ValueError: | |
1406 | log.warning("Unhandled line format: %s" % line) | |
1407 | return | |
1408 | ||
1409 | # Skip anything that isn't properly assigned | |
1410 | if not status in ("assigned", "allocated"): | |
1411 | return | |
1412 | ||
1413 | # Cast prefix into an integer | |
1414 | try: | |
1415 | prefix = int(prefix) | |
1416 | except: | |
1417 | log.warning("Invalid prefix: %s" % prefix) | |
7177031f | 1418 | return |
429a43d1 MT |
1419 | |
1420 | # Fix prefix length for IPv4 | |
1421 | if type == "ipv4": | |
1422 | prefix = 32 - int(math.log(prefix, 2)) | |
1423 | ||
1424 | # Try to parse the address | |
1425 | try: | |
1426 | network = ipaddress.ip_network("%s/%s" % (address, prefix), strict=False) | |
1427 | except ValueError: | |
1428 | log.warning("Invalid IP address: %s" % address) | |
1429 | return | |
1430 | ||
bd341642 PM |
1431 | if not self._check_parsed_network(network): |
1432 | return | |
1433 | ||
4b931f6c MT |
1434 | self.db.execute(""" |
1435 | INSERT INTO | |
1436 | networks | |
1437 | ( | |
1438 | network, | |
1439 | country, | |
1440 | original_countries, | |
1441 | source | |
1442 | ) | |
1443 | VALUES | |
1444 | ( | |
1445 | %s, %s, %s, %s | |
1446 | ) | |
1447 | ON CONFLICT (network) | |
1448 | DO UPDATE SET country = excluded.country | |
60f09cda | 1449 | """, "%s" % network, country_code, [country_code], source_key, |
6ffd06b5 MT |
1450 | ) |
1451 | ||
98d9079b | 1452 | async def handle_update_announcements(self, ns): |
83d61c46 MT |
1453 | server = ns.server[0] |
1454 | ||
22d8d199 MT |
1455 | with self.db.transaction(): |
1456 | if server.startswith("/"): | |
98d9079b | 1457 | await self._handle_update_announcements_from_bird(server) |
22d8d199 MT |
1458 | |
1459 | # Purge anything we never want here | |
1460 | self.db.execute(""" | |
1461 | -- Delete default routes | |
1462 | DELETE FROM announcements WHERE network = '::/0' OR network = '0.0.0.0/0'; | |
1463 | ||
1464 | -- Delete anything that is not global unicast address space | |
1465 | DELETE FROM announcements WHERE family(network) = 6 AND NOT network <<= '2000::/3'; | |
1466 | ||
1467 | -- DELETE "current network" address space | |
1468 | DELETE FROM announcements WHERE family(network) = 4 AND network <<= '0.0.0.0/8'; | |
1469 | ||
1470 | -- DELETE local loopback address space | |
1471 | DELETE FROM announcements WHERE family(network) = 4 AND network <<= '127.0.0.0/8'; | |
1472 | ||
1473 | -- DELETE RFC 1918 address space | |
1474 | DELETE FROM announcements WHERE family(network) = 4 AND network <<= '10.0.0.0/8'; | |
1475 | DELETE FROM announcements WHERE family(network) = 4 AND network <<= '172.16.0.0/12'; | |
1476 | DELETE FROM announcements WHERE family(network) = 4 AND network <<= '192.168.0.0/16'; | |
1477 | ||
1478 | -- DELETE test, benchmark and documentation address space | |
1479 | DELETE FROM announcements WHERE family(network) = 4 AND network <<= '192.0.0.0/24'; | |
1480 | DELETE FROM announcements WHERE family(network) = 4 AND network <<= '192.0.2.0/24'; | |
1481 | DELETE FROM announcements WHERE family(network) = 4 AND network <<= '198.18.0.0/15'; | |
1482 | DELETE FROM announcements WHERE family(network) = 4 AND network <<= '198.51.100.0/24'; | |
1483 | DELETE FROM announcements WHERE family(network) = 4 AND network <<= '203.0.113.0/24'; | |
1484 | ||
1485 | -- DELETE CGNAT address space (RFC 6598) | |
1486 | DELETE FROM announcements WHERE family(network) = 4 AND network <<= '100.64.0.0/10'; | |
1487 | ||
1488 | -- DELETE link local address space | |
1489 | DELETE FROM announcements WHERE family(network) = 4 AND network <<= '169.254.0.0/16'; | |
1490 | ||
b4d5b2a6 | 1491 | -- DELETE IPv6 to IPv4 (6to4) address space (RFC 3068) |
22d8d199 | 1492 | DELETE FROM announcements WHERE family(network) = 4 AND network <<= '192.88.99.0/24'; |
b4d5b2a6 | 1493 | DELETE FROM announcements WHERE family(network) = 6 AND network <<= '2002::/16'; |
22d8d199 MT |
1494 | |
1495 | -- DELETE multicast and reserved address space | |
1496 | DELETE FROM announcements WHERE family(network) = 4 AND network <<= '224.0.0.0/4'; | |
1497 | DELETE FROM announcements WHERE family(network) = 4 AND network <<= '240.0.0.0/4'; | |
1498 | ||
1499 | -- Delete networks that are too small to be in the global routing table | |
1500 | DELETE FROM announcements WHERE family(network) = 6 AND masklen(network) > 48; | |
1501 | DELETE FROM announcements WHERE family(network) = 4 AND masklen(network) > 24; | |
1502 | ||
1503 | -- Delete any non-public or reserved ASNs | |
1504 | DELETE FROM announcements WHERE NOT ( | |
1505 | (autnum >= 1 AND autnum <= 23455) | |
1506 | OR | |
1507 | (autnum >= 23457 AND autnum <= 64495) | |
1508 | OR | |
1509 | (autnum >= 131072 AND autnum <= 4199999999) | |
1510 | ); | |
1511 | ||
1512 | -- Delete everything that we have not seen for 14 days | |
1513 | DELETE FROM announcements WHERE last_seen_at <= CURRENT_TIMESTAMP - INTERVAL '14 days'; | |
1514 | """) | |
1515 | ||
98d9079b | 1516 | async def _handle_update_announcements_from_bird(self, server): |
22d8d199 | 1517 | # Pre-compile the regular expression for faster searching |
35e5f041 | 1518 | route = re.compile(b"^\s(.+?)\s+.+?\[(?:AS(.*?))?.\]$") |
22d8d199 MT |
1519 | |
1520 | log.info("Requesting routing table from Bird (%s)" % server) | |
1521 | ||
35e5f041 MT |
1522 | aggregated_networks = [] |
1523 | ||
22d8d199 MT |
1524 | # Send command to list all routes |
1525 | for line in self._bird_cmd(server, "show route"): | |
1526 | m = route.match(line) | |
1527 | if not m: | |
b767db8d MT |
1528 | # Skip empty lines |
1529 | if not line: | |
1530 | pass | |
1531 | ||
45fa97cd | 1532 | # Ignore any header lines with the name of the routing table |
b767db8d MT |
1533 | elif line.startswith(b"Table"): |
1534 | pass | |
45fa97cd MT |
1535 | |
1536 | # Log anything else | |
b767db8d MT |
1537 | else: |
1538 | log.debug("Could not parse line: %s" % line.decode()) | |
1539 | ||
22d8d199 MT |
1540 | continue |
1541 | ||
1542 | # Fetch the extracted network and ASN | |
1543 | network, autnum = m.groups() | |
1544 | ||
35e5f041 MT |
1545 | # Decode into strings |
1546 | if network: | |
1547 | network = network.decode() | |
1548 | if autnum: | |
1549 | autnum = autnum.decode() | |
1550 | ||
1551 | # Collect all aggregated networks | |
1552 | if not autnum: | |
1553 | log.debug("%s is an aggregated network" % network) | |
1554 | aggregated_networks.append(network) | |
1555 | continue | |
1556 | ||
22d8d199 MT |
1557 | # Insert it into the database |
1558 | self.db.execute("INSERT INTO announcements(network, autnum) \ | |
1559 | VALUES(%s, %s) ON CONFLICT (network) DO \ | |
1560 | UPDATE SET autnum = excluded.autnum, last_seen_at = CURRENT_TIMESTAMP", | |
35e5f041 | 1561 | network, autnum, |
22d8d199 MT |
1562 | ) |
1563 | ||
35e5f041 MT |
1564 | # Process any aggregated networks |
1565 | for network in aggregated_networks: | |
1566 | log.debug("Processing aggregated network %s" % network) | |
1567 | ||
1568 | # Run "show route all" for each network | |
1569 | for line in self._bird_cmd(server, "show route %s all" % network): | |
1570 | # Try finding the path | |
1571 | m = re.match(b"\s+BGP\.as_path:.* (\d+) {\d+}$", line) | |
1572 | if m: | |
1573 | # Select the last AS number in the path | |
1574 | autnum = m.group(1).decode() | |
1575 | ||
1576 | # Insert it into the database | |
1577 | self.db.execute("INSERT INTO announcements(network, autnum) \ | |
1578 | VALUES(%s, %s) ON CONFLICT (network) DO \ | |
1579 | UPDATE SET autnum = excluded.autnum, last_seen_at = CURRENT_TIMESTAMP", | |
1580 | network, autnum, | |
1581 | ) | |
1582 | ||
1583 | # We don't need to process any more | |
1584 | break | |
1585 | ||
22d8d199 MT |
1586 | def _bird_cmd(self, socket_path, command): |
1587 | # Connect to the socket | |
1588 | s = socket.socket(socket.AF_UNIX, socket.SOCK_STREAM) | |
1589 | s.connect(socket_path) | |
cedee656 | 1590 | |
22d8d199 MT |
1591 | # Allocate some buffer |
1592 | buffer = b"" | |
83d61c46 | 1593 | |
bbcefb38 MT |
1594 | log.debug("Sending Bird command: %s" % command) |
1595 | ||
22d8d199 MT |
1596 | # Send the command |
1597 | s.send(b"%s\n" % command.encode()) | |
209c04b6 | 1598 | |
22d8d199 MT |
1599 | while True: |
1600 | # Fill up the buffer | |
1601 | buffer += s.recv(4096) | |
209c04b6 | 1602 | |
22d8d199 MT |
1603 | while True: |
1604 | # Search for the next newline | |
1605 | pos = buffer.find(b"\n") | |
209c04b6 | 1606 | |
22d8d199 MT |
1607 | # If we cannot find one, we go back and read more data |
1608 | if pos <= 0: | |
1609 | break | |
209c04b6 | 1610 | |
22d8d199 MT |
1611 | # Cut after the newline character |
1612 | pos += 1 | |
b89cee80 | 1613 | |
22d8d199 MT |
1614 | # Split the line we want and keep the rest in buffer |
1615 | line, buffer = buffer[:pos], buffer[pos:] | |
83d61c46 | 1616 | |
bbcefb38 MT |
1617 | # Try parsing any status lines |
1618 | if len(line) > 4 and line[:4].isdigit() and line[4] in (32, 45): | |
1619 | code, delim, line = int(line[:4]), line[4], line[5:] | |
1620 | ||
1621 | log.debug("Received response code %s from bird" % code) | |
1622 | ||
1623 | # End of output | |
1624 | if code == 0: | |
1625 | return | |
1626 | ||
1627 | # Ignore hello line | |
1628 | elif code == 1: | |
1629 | continue | |
83d61c46 | 1630 | |
22d8d199 MT |
1631 | # Otherwise return the line |
1632 | yield line | |
83d61c46 | 1633 | |
98d9079b | 1634 | async def handle_update_geofeeds(self, ns): |
ef8d1f67 MT |
1635 | # Sync geofeeds |
1636 | with self.db.transaction(): | |
1637 | # Delete all geofeeds which are no longer linked | |
1638 | self.db.execute(""" | |
1639 | DELETE FROM | |
1640 | geofeeds | |
1641 | WHERE | |
3efe0297 | 1642 | geofeeds.url NOT IN ( |
ef8d1f67 | 1643 | SELECT |
3efe0297 | 1644 | network_geofeeds.url |
ef8d1f67 MT |
1645 | FROM |
1646 | network_geofeeds | |
3efe0297 MT |
1647 | |
1648 | UNION | |
1649 | ||
1650 | SELECT | |
1651 | geofeed_overrides.url | |
1652 | FROM | |
1653 | geofeed_overrides | |
1654 | ) | |
1655 | """, | |
ef8d1f67 MT |
1656 | ) |
1657 | ||
1658 | # Copy all geofeeds | |
1659 | self.db.execute(""" | |
3efe0297 MT |
1660 | WITH all_geofeeds AS ( |
1661 | SELECT | |
1662 | network_geofeeds.url | |
1663 | FROM | |
1664 | network_geofeeds | |
1665 | ||
1666 | UNION | |
1667 | ||
1668 | SELECT | |
1669 | geofeed_overrides.url | |
1670 | FROM | |
1671 | geofeed_overrides | |
1672 | ) | |
ef8d1f67 | 1673 | INSERT INTO |
3efe0297 MT |
1674 | geofeeds |
1675 | ( | |
1676 | url | |
1677 | ) | |
ef8d1f67 MT |
1678 | SELECT |
1679 | url | |
1680 | FROM | |
3efe0297 | 1681 | all_geofeeds |
ef8d1f67 MT |
1682 | ON CONFLICT (url) |
1683 | DO NOTHING | |
1684 | """, | |
1685 | ) | |
1686 | ||
0fcdd689 MT |
1687 | # Fetch all Geofeeds that require an update |
1688 | geofeeds = self.db.query(""" | |
1689 | SELECT | |
1690 | id, | |
1691 | url | |
1692 | FROM | |
1693 | geofeeds | |
1694 | WHERE | |
1695 | updated_at IS NULL | |
1696 | OR | |
1697 | updated_at <= CURRENT_TIMESTAMP - INTERVAL '1 week' | |
1698 | ORDER BY | |
1699 | id | |
1700 | """) | |
1701 | ||
98d9079b MT |
1702 | ratelimiter = asyncio.Semaphore(32) |
1703 | ||
430c51c2 | 1704 | # Update all geofeeds |
98d9079b MT |
1705 | async with asyncio.TaskGroup() as tasks: |
1706 | for geofeed in geofeeds: | |
1707 | task = tasks.create_task( | |
1708 | self._fetch_geofeed(ratelimiter, geofeed), | |
1709 | ) | |
0fcdd689 | 1710 | |
a4e50c7a MT |
1711 | # Delete data from any feeds that did not update in the last two weeks |
1712 | with self.db.transaction(): | |
1713 | self.db.execute(""" | |
1714 | DELETE FROM | |
1715 | geofeed_networks | |
1716 | WHERE | |
1717 | geofeed_networks.geofeed_id IN ( | |
1718 | SELECT | |
1719 | geofeeds.id | |
1720 | FROM | |
1721 | geofeeds | |
1722 | WHERE | |
1723 | updated_at IS NULL | |
1724 | OR | |
1725 | updated_at <= CURRENT_TIMESTAMP - INTERVAL '2 weeks' | |
1726 | ) | |
1727 | """) | |
1728 | ||
98d9079b MT |
1729 | async def _fetch_geofeed(self, ratelimiter, geofeed): |
1730 | async with ratelimiter: | |
1731 | log.debug("Fetching Geofeed %s" % geofeed.url) | |
0fcdd689 | 1732 | |
98d9079b MT |
1733 | with self.db.transaction(): |
1734 | # Open the URL | |
1735 | try: | |
1736 | # Send the request | |
1737 | f = await asyncio.to_thread( | |
776226b6 MT |
1738 | self.downloader.retrieve, |
1739 | ||
1740 | # Fetch the feed by its URL | |
1741 | geofeed.url, | |
1742 | ||
1743 | # Send some extra headers | |
98d9079b MT |
1744 | headers={ |
1745 | "User-Agent" : "location/%s" % location.__version__, | |
1746 | ||
1747 | # We expect some plain text file in CSV format | |
1748 | "Accept" : "text/csv, text/plain", | |
1749 | }, | |
1750 | ||
1751 | # Don't wait longer than 10 seconds for a response | |
776226b6 | 1752 | timeout=10, |
98d9079b | 1753 | ) |
0fcdd689 | 1754 | |
98d9079b MT |
1755 | # Remove any previous data |
1756 | self.db.execute("DELETE FROM geofeed_networks \ | |
1757 | WHERE geofeed_id = %s", geofeed.id) | |
0fcdd689 | 1758 | |
98d9079b | 1759 | lineno = 0 |
0fcdd689 | 1760 | |
98d9079b | 1761 | # Read the output line by line |
c86209e2 MT |
1762 | with self.db.pipeline(): |
1763 | for line in f: | |
1764 | lineno += 1 | |
0fcdd689 | 1765 | |
c86209e2 MT |
1766 | try: |
1767 | line = line.decode() | |
5e632485 | 1768 | |
c86209e2 MT |
1769 | # Ignore any lines we cannot decode |
1770 | except UnicodeDecodeError: | |
1771 | log.debug("Could not decode line %s in %s" \ | |
1772 | % (lineno, geofeed.url)) | |
1773 | continue | |
56f147ce | 1774 | |
c86209e2 MT |
1775 | # Strip any newline |
1776 | line = line.rstrip() | |
0fcdd689 | 1777 | |
c86209e2 MT |
1778 | # Skip empty lines |
1779 | if not line: | |
1780 | continue | |
0fcdd689 | 1781 | |
c86209e2 MT |
1782 | # Skip comments |
1783 | elif line.startswith("#"): | |
1784 | continue | |
990b3ad4 | 1785 | |
c86209e2 MT |
1786 | # Try to parse the line |
1787 | try: | |
1788 | fields = line.split(",", 5) | |
1789 | except ValueError: | |
1790 | log.debug("Could not parse line: %s" % line) | |
1791 | continue | |
0fcdd689 | 1792 | |
c86209e2 MT |
1793 | # Check if we have enough fields |
1794 | if len(fields) < 4: | |
1795 | log.debug("Not enough fields in line: %s" % line) | |
1796 | continue | |
0fcdd689 | 1797 | |
c86209e2 MT |
1798 | # Fetch all fields |
1799 | network, country, region, city, = fields[:4] | |
0fcdd689 | 1800 | |
c86209e2 MT |
1801 | # Try to parse the network |
1802 | try: | |
1803 | network = ipaddress.ip_network(network, strict=False) | |
1804 | except ValueError: | |
1805 | log.debug("Could not parse network: %s" % network) | |
1806 | continue | |
1807 | ||
1808 | # Strip any excess whitespace from country codes | |
1809 | country = country.strip() | |
1810 | ||
1811 | # Make the country code uppercase | |
1812 | country = country.upper() | |
1813 | ||
1814 | # Check the country code | |
1815 | if not country: | |
1816 | log.debug("Empty country code in Geofeed %s line %s" \ | |
1817 | % (geofeed.url, lineno)) | |
1818 | continue | |
1819 | ||
1820 | elif not location.country_code_is_valid(country): | |
1821 | log.debug("Invalid country code in Geofeed %s:%s: %s" \ | |
1822 | % (geofeed.url, lineno, country)) | |
1823 | continue | |
1824 | ||
1825 | # Write this into the database | |
1826 | self.db.execute(""" | |
1827 | INSERT INTO | |
1828 | geofeed_networks ( | |
1829 | geofeed_id, | |
1830 | network, | |
1831 | country, | |
1832 | region, | |
1833 | city | |
1834 | ) | |
1835 | VALUES (%s, %s, %s, %s, %s)""", | |
1836 | geofeed.id, | |
1837 | "%s" % network, | |
1838 | country, | |
1839 | region, | |
1840 | city, | |
1841 | ) | |
0fcdd689 | 1842 | |
98d9079b MT |
1843 | # Catch any HTTP errors |
1844 | except urllib.request.HTTPError as e: | |
1845 | self.db.execute("UPDATE geofeeds SET status = %s, error = %s \ | |
1846 | WHERE id = %s", e.code, "%s" % e, geofeed.id) | |
4ed16a14 | 1847 | |
98d9079b MT |
1848 | # Remove any previous data when the feed has been deleted |
1849 | if e.code == 404: | |
1850 | self.db.execute("DELETE FROM geofeed_networks \ | |
1851 | WHERE geofeed_id = %s", geofeed.id) | |
72908243 | 1852 | |
98d9079b MT |
1853 | # Catch any other errors and connection timeouts |
1854 | except (http.client.InvalidURL, urllib.request.URLError, TimeoutError) as e: | |
1855 | log.debug("Could not fetch URL %s: %s" % (geofeed.url, e)) | |
5e632485 | 1856 | |
98d9079b MT |
1857 | self.db.execute("UPDATE geofeeds SET status = %s, error = %s \ |
1858 | WHERE id = %s", 599, "%s" % e, geofeed.id) | |
0fcdd689 | 1859 | |
98d9079b MT |
1860 | # Mark the geofeed as updated |
1861 | else: | |
81b28603 | 1862 | self.db.execute(""" |
98d9079b MT |
1863 | UPDATE |
1864 | geofeeds | |
1865 | SET | |
1866 | updated_at = CURRENT_TIMESTAMP, | |
1867 | status = NULL, | |
1868 | error = NULL | |
1869 | WHERE | |
1870 | id = %s""", | |
81b28603 | 1871 | geofeed.id, |
81b28603 | 1872 | ) |
0fcdd689 | 1873 | |
98d9079b | 1874 | async def handle_update_overrides(self, ns): |
d7fc3057 | 1875 | with self.db.transaction(): |
667ad134 MT |
1876 | # Drop any previous content |
1877 | self.db.execute("TRUNCATE TABLE autnum_overrides") | |
1878 | self.db.execute("TRUNCATE TABLE network_overrides") | |
d7fc3057 | 1879 | |
f5a4557d MT |
1880 | # Remove all Geofeeds |
1881 | self.db.execute("DELETE FROM network_geofeeds WHERE source = %s", "overrides") | |
1882 | ||
d7fc3057 MT |
1883 | for file in ns.files: |
1884 | log.info("Reading %s..." % file) | |
1885 | ||
1886 | with open(file, "rb") as f: | |
8c3529c7 | 1887 | for type, block in read_blocks(f): |
d7fc3057 MT |
1888 | if type == "net": |
1889 | network = block.get("net") | |
1890 | # Try to parse and normalise the network | |
1891 | try: | |
1892 | network = ipaddress.ip_network(network, strict=False) | |
1893 | except ValueError as e: | |
1894 | log.warning("Invalid IP network: %s: %s" % (network, e)) | |
1895 | continue | |
1896 | ||
94dfab8c MT |
1897 | # Prevent that we overwrite all networks |
1898 | if network.prefixlen == 0: | |
1899 | log.warning("Skipping %s: You cannot overwrite default" % network) | |
1900 | continue | |
1901 | ||
d7fc3057 | 1902 | self.db.execute(""" |
667ad134 MT |
1903 | INSERT INTO |
1904 | network_overrides | |
1905 | ( | |
d7fc3057 MT |
1906 | network, |
1907 | country, | |
1908 | is_anonymous_proxy, | |
1909 | is_satellite_provider, | |
e17e804e PM |
1910 | is_anycast, |
1911 | is_drop | |
667ad134 MT |
1912 | ) |
1913 | VALUES | |
1914 | ( | |
1915 | %s, %s, %s, %s, %s, %s | |
1916 | ) | |
1917 | ON CONFLICT (network) DO NOTHING | |
1918 | """, | |
d7fc3057 MT |
1919 | "%s" % network, |
1920 | block.get("country"), | |
28d29b7c MT |
1921 | self._parse_bool(block, "is-anonymous-proxy"), |
1922 | self._parse_bool(block, "is-satellite-provider"), | |
1923 | self._parse_bool(block, "is-anycast"), | |
e17e804e | 1924 | self._parse_bool(block, "drop"), |
d7fc3057 MT |
1925 | ) |
1926 | ||
f476cdfd MT |
1927 | elif type == "aut-num": |
1928 | autnum = block.get("aut-num") | |
d7fc3057 MT |
1929 | |
1930 | # Check if AS number begins with "AS" | |
1931 | if not autnum.startswith("AS"): | |
1932 | log.warning("Invalid AS number: %s" % autnum) | |
1933 | continue | |
1934 | ||
1935 | # Strip "AS" | |
1936 | autnum = autnum[2:] | |
1937 | ||
1938 | self.db.execute(""" | |
667ad134 MT |
1939 | INSERT INTO |
1940 | autnum_overrides | |
1941 | ( | |
d7fc3057 MT |
1942 | number, |
1943 | name, | |
bd1aa6a1 | 1944 | country, |
d7fc3057 MT |
1945 | is_anonymous_proxy, |
1946 | is_satellite_provider, | |
e17e804e PM |
1947 | is_anycast, |
1948 | is_drop | |
667ad134 MT |
1949 | ) |
1950 | VALUES | |
1951 | ( | |
1952 | %s, %s, %s, %s, %s, %s, %s | |
1953 | ) | |
1954 | ON CONFLICT (number) DO NOTHING | |
1955 | """, | |
bd1aa6a1 MT |
1956 | autnum, |
1957 | block.get("name"), | |
1958 | block.get("country"), | |
28d29b7c MT |
1959 | self._parse_bool(block, "is-anonymous-proxy"), |
1960 | self._parse_bool(block, "is-satellite-provider"), | |
1961 | self._parse_bool(block, "is-anycast"), | |
e17e804e | 1962 | self._parse_bool(block, "drop"), |
d7fc3057 MT |
1963 | ) |
1964 | ||
3efe0297 MT |
1965 | # Geofeeds |
1966 | elif type == "geofeed": | |
f5a4557d MT |
1967 | networks = [] |
1968 | ||
1969 | # Fetch the URL | |
3efe0297 MT |
1970 | url = block.get("geofeed") |
1971 | ||
f5a4557d MT |
1972 | # Fetch permitted networks |
1973 | for n in block.get("network", []): | |
1974 | try: | |
1975 | n = ipaddress.ip_network(n) | |
1976 | except ValueError as e: | |
1977 | log.warning("Ignoring invalid network %s: %s" % (n, e)) | |
1978 | continue | |
1979 | ||
1980 | networks.append(n) | |
1981 | ||
1982 | # Log a warning if not networks have been permitted | |
1983 | if not networks: | |
1984 | log.warning("Geofeed %s is not permitted for any networks. Ignoring." % url) | |
1985 | continue | |
1986 | ||
c60e31ea MT |
1987 | # Check the URL |
1988 | url = self._check_geofeed_url(url) | |
1989 | if not url: | |
2aeec4ce MT |
1990 | continue |
1991 | ||
f5a4557d | 1992 | # Store the Geofeed URL |
3efe0297 MT |
1993 | self.db.execute(""" |
1994 | INSERT INTO | |
f5a4557d | 1995 | geofeeds |
3efe0297 MT |
1996 | ( |
1997 | url | |
1998 | ) | |
1999 | VALUES | |
2000 | ( | |
2001 | %s | |
2002 | ) | |
2003 | ON CONFLICT (url) DO NOTHING | |
2004 | """, url, | |
2005 | ) | |
2006 | ||
f5a4557d MT |
2007 | # Store all permitted networks |
2008 | self.db.executemany(""" | |
2009 | INSERT INTO | |
2010 | network_geofeeds | |
2011 | ( | |
2012 | network, | |
2013 | url, | |
2014 | source | |
2015 | ) | |
2016 | VALUES | |
2017 | ( | |
2018 | %s, %s, %s | |
2019 | ) | |
1042baa7 MT |
2020 | ON CONFLICT |
2021 | ( | |
2b96ed27 | 2022 | network, url |
1042baa7 MT |
2023 | ) |
2024 | DO UPDATE SET | |
1042baa7 | 2025 | source = excluded.source |
f5a4557d MT |
2026 | """, (("%s" % n, url, "overrides") for n in networks), |
2027 | ) | |
2028 | ||
d7fc3057 | 2029 | else: |
03d24a9b | 2030 | log.warning("Unsupported type: %s" % type) |
d7fc3057 | 2031 | |
98d9079b | 2032 | async def handle_update_feeds(self, ns): |
93aad7f7 MT |
2033 | """ |
2034 | Update any third-party feeds | |
2035 | """ | |
a775372b MT |
2036 | success = True |
2037 | ||
a775372b MT |
2038 | feeds = ( |
2039 | # AWS IP Ranges | |
2040 | ("AWS-IP-RANGES", self._import_aws_ip_ranges, "https://ip-ranges.amazonaws.com/ip-ranges.json"), | |
377cead4 MT |
2041 | |
2042 | # Spamhaus DROP | |
2043 | ("SPAMHAUS-DROP", self._import_spamhaus_drop, "https://www.spamhaus.org/drop/drop.txt"), | |
2044 | ("SPAMHAUS-EDROP", self._import_spamhaus_drop, "https://www.spamhaus.org/drop/edrop.txt"), | |
2045 | ("SPAMHAUS-DROPV6", self._import_spamhaus_drop, "https://www.spamhaus.org/drop/dropv6.txt"), | |
5dcda5c8 MT |
2046 | |
2047 | # Spamhaus ASNDROP | |
2048 | ("SPAMHAUS-ASNDROP", self._import_spamhaus_asndrop, "https://www.spamhaus.org/drop/asndrop.json"), | |
a775372b | 2049 | ) |
659c2810 MT |
2050 | |
2051 | # Drop any data from feeds that we don't support (any more) | |
2052 | with self.db.transaction(): | |
2053 | # Fetch the names of all feeds we support | |
2054 | sources = [name for name, *rest in feeds] | |
2055 | ||
2056 | self.db.execute("DELETE FROM autnum_feeds WHERE NOT source = ANY(%s)", sources) | |
2057 | self.db.execute("DELETE FROM network_feeds WHERE NOT source = ANY(%s)", sources) | |
a775372b MT |
2058 | |
2059 | # Walk through all feeds | |
2060 | for name, callback, url, *args in feeds: | |
f7f8e714 MT |
2061 | # Skip any feeds that were not requested on the command line |
2062 | if ns.feeds and not name in ns.feeds: | |
2063 | continue | |
2064 | ||
a775372b | 2065 | try: |
98d9079b | 2066 | await self._process_feed(name, callback, url, *args) |
a775372b MT |
2067 | |
2068 | # Log an error but continue if an exception occurs | |
2069 | except Exception as e: | |
2070 | log.error("Error processing feed '%s': %s" % (name, e)) | |
2071 | success = False | |
93aad7f7 | 2072 | |
a775372b MT |
2073 | # Return status |
2074 | return 0 if success else 1 | |
dcef2ba4 | 2075 | |
98d9079b | 2076 | async def _process_feed(self, name, callback, url, *args): |
a775372b MT |
2077 | """ |
2078 | Processes one feed | |
2079 | """ | |
2080 | # Open the URL | |
335946c0 | 2081 | f = self.downloader.retrieve(url) |
85e44d9a | 2082 | |
a775372b MT |
2083 | with self.db.transaction(): |
2084 | # Drop any previous content | |
2085 | self.db.execute("DELETE FROM autnum_feeds WHERE source = %s", name) | |
2086 | self.db.execute("DELETE FROM network_feeds WHERE source = %s", name) | |
dcef2ba4 | 2087 | |
a775372b | 2088 | # Call the callback to process the feed |
c86209e2 MT |
2089 | with self.db.pipeline(): |
2090 | return await callback(name, f, *args) | |
a775372b | 2091 | |
98d9079b | 2092 | async def _import_aws_ip_ranges(self, name, f): |
a775372b | 2093 | # Parse the feed |
c30e421e | 2094 | feed = json.load(f) |
68fdeb3b | 2095 | |
99e4a4eb | 2096 | # Set up a dictionary for mapping a region name to a country. Unfortunately, |
dcef2ba4 PM |
2097 | # there seems to be no machine-readable version available of this other than |
2098 | # https://docs.aws.amazon.com/AWSEC2/latest/UserGuide/using-regions-availability-zones.html | |
2099 | # (worse, it seems to be incomplete :-/ ); https://www.cloudping.cloud/endpoints | |
2100 | # was helpful here as well. | |
2101 | aws_region_country_map = { | |
99e4a4eb MT |
2102 | # Africa |
2103 | "af-south-1" : "ZA", | |
2104 | ||
2105 | # Asia | |
2106 | "il-central-1" : "IL", # Tel Aviv | |
2107 | ||
2108 | # Asia/Pacific | |
2109 | "ap-northeast-1" : "JP", | |
2110 | "ap-northeast-2" : "KR", | |
2111 | "ap-northeast-3" : "JP", | |
2112 | "ap-east-1" : "HK", | |
2113 | "ap-south-1" : "IN", | |
2114 | "ap-south-2" : "IN", | |
2115 | "ap-southeast-1" : "SG", | |
2116 | "ap-southeast-2" : "AU", | |
2117 | "ap-southeast-3" : "MY", | |
2118 | "ap-southeast-4" : "AU", | |
2119 | "ap-southeast-5" : "NZ", # Auckland, NZ | |
2120 | "ap-southeast-6" : "AP", # XXX: Precise location not documented anywhere | |
2121 | ||
2122 | # Canada | |
2123 | "ca-central-1" : "CA", | |
2124 | "ca-west-1" : "CA", | |
2125 | ||
2126 | # Europe | |
2127 | "eu-central-1" : "DE", | |
2128 | "eu-central-2" : "CH", | |
2129 | "eu-north-1" : "SE", | |
2130 | "eu-west-1" : "IE", | |
2131 | "eu-west-2" : "GB", | |
2132 | "eu-west-3" : "FR", | |
2133 | "eu-south-1" : "IT", | |
2134 | "eu-south-2" : "ES", | |
2135 | ||
2136 | # Middle East | |
2137 | "me-central-1" : "AE", | |
2138 | "me-south-1" : "BH", | |
2139 | ||
2140 | # South America | |
2141 | "sa-east-1" : "BR", | |
2142 | ||
2143 | # Undocumented, likely located in Berlin rather than Frankfurt | |
2144 | "eusc-de-east-1" : "DE", | |
2145 | } | |
dcef2ba4 | 2146 | |
c30e421e MT |
2147 | # Collect a list of all networks |
2148 | prefixes = feed.get("ipv6_prefixes", []) + feed.get("prefixes", []) | |
dcef2ba4 | 2149 | |
c30e421e MT |
2150 | for prefix in prefixes: |
2151 | # Fetch network | |
2152 | network = prefix.get("ipv6_prefix") or prefix.get("ip_prefix") | |
2153 | ||
2154 | # Parse the network | |
a775372b | 2155 | try: |
c30e421e MT |
2156 | network = ipaddress.ip_network(network) |
2157 | except ValuleError as e: | |
2158 | log.warning("%s: Unable to parse prefix %s" % (name, network)) | |
a775372b | 2159 | continue |
dcef2ba4 | 2160 | |
a775372b MT |
2161 | # Sanitize parsed networks... |
2162 | if not self._check_parsed_network(network): | |
2163 | continue | |
dcef2ba4 | 2164 | |
c30e421e MT |
2165 | # Fetch the region |
2166 | region = prefix.get("region") | |
2167 | ||
2168 | # Set some defaults | |
a775372b MT |
2169 | cc = None |
2170 | is_anycast = False | |
2171 | ||
c30e421e MT |
2172 | # Fetch the CC from the dictionary |
2173 | try: | |
a775372b | 2174 | cc = aws_region_country_map[region] |
dcef2ba4 | 2175 | |
c30e421e MT |
2176 | # If we couldn't find anything, let's try something else... |
2177 | except KeyError as e: | |
2178 | # Find anycast networks | |
2179 | if region == "GLOBAL": | |
2180 | is_anycast = True | |
2181 | ||
2182 | # Everything that starts with us- is probably in the United States | |
2183 | elif region.startswith("us-"): | |
2184 | cc = "US" | |
2185 | ||
2186 | # Everything that starts with cn- is probably China | |
2187 | elif region.startswith("cn-"): | |
2188 | cc = "CN" | |
2189 | ||
2190 | # Log a warning for anything else | |
2191 | else: | |
2192 | log.warning("%s: Could not determine country code for AWS region %s" \ | |
2193 | % (name, region)) | |
2194 | continue | |
dcef2ba4 | 2195 | |
c30e421e | 2196 | # Write to database |
a775372b MT |
2197 | self.db.execute(""" |
2198 | INSERT INTO | |
2199 | network_feeds | |
2200 | ( | |
2201 | network, | |
2202 | source, | |
2203 | country, | |
2204 | is_anycast | |
dcef2ba4 | 2205 | ) |
a775372b MT |
2206 | VALUES |
2207 | ( | |
2208 | %s, %s, %s, %s | |
2209 | ) | |
2210 | ON CONFLICT (network, source) DO NOTHING | |
c30e421e | 2211 | """, "%s" % network, name, cc, is_anycast, |
a775372b | 2212 | ) |
dcef2ba4 | 2213 | |
98d9079b | 2214 | async def _import_spamhaus_drop(self, name, f): |
377cead4 MT |
2215 | """ |
2216 | Import Spamhaus DROP IP feeds | |
2217 | """ | |
2218 | # Count all lines | |
2219 | lines = 0 | |
69b3d894 | 2220 | |
377cead4 MT |
2221 | # Walk through all lines |
2222 | for line in f: | |
2223 | # Decode line | |
2224 | line = line.decode("utf-8") | |
69b3d894 | 2225 | |
377cead4 MT |
2226 | # Strip off any comments |
2227 | line, _, comment = line.partition(";") | |
69b3d894 | 2228 | |
377cead4 MT |
2229 | # Ignore empty lines |
2230 | if not line: | |
2231 | continue | |
85e44d9a | 2232 | |
377cead4 MT |
2233 | # Strip any excess whitespace |
2234 | line = line.strip() | |
69b3d894 | 2235 | |
377cead4 MT |
2236 | # Increment line counter |
2237 | lines += 1 | |
5acac2a4 | 2238 | |
377cead4 MT |
2239 | # Parse the network |
2240 | try: | |
2241 | network = ipaddress.ip_network(line) | |
2242 | except ValueError as e: | |
2243 | log.warning("%s: Could not parse network: %s - %s" % (name, line, e)) | |
2244 | continue | |
69b3d894 | 2245 | |
377cead4 MT |
2246 | # Check network |
2247 | if not self._check_parsed_network(network): | |
2248 | log.warning("%s: Skipping bogus network: %s" % (name, network)) | |
2249 | continue | |
69b3d894 | 2250 | |
377cead4 MT |
2251 | # Insert into the database |
2252 | self.db.execute(""" | |
2253 | INSERT INTO | |
2254 | network_feeds | |
2255 | ( | |
2256 | network, | |
2257 | source, | |
2258 | is_drop | |
2259 | ) | |
2260 | VALUES | |
2261 | ( | |
2262 | %s, %s, %s | |
2263 | )""", "%s" % network, name, True, | |
2264 | ) | |
69b3d894 | 2265 | |
377cead4 MT |
2266 | # Raise an exception if we could not import anything |
2267 | if not lines: | |
2268 | raise RuntimeError("Received bogus feed %s with no data" % name) | |
69b3d894 | 2269 | |
98d9079b | 2270 | async def _import_spamhaus_asndrop(self, name, f): |
5dcda5c8 MT |
2271 | """ |
2272 | Import Spamhaus ASNDROP feed | |
2273 | """ | |
2274 | for line in f: | |
2275 | # Decode the line | |
2276 | line = line.decode("utf-8") | |
5acac2a4 | 2277 | |
5dcda5c8 MT |
2278 | # Parse JSON |
2279 | try: | |
2280 | line = json.loads(line) | |
2281 | except json.JSONDecodeError as e: | |
2282 | log.warning("%s: Unable to parse JSON object %s: %s" % (name, line, e)) | |
2283 | continue | |
69b3d894 | 2284 | |
5dcda5c8 MT |
2285 | # Fetch type |
2286 | type = line.get("type") | |
69b3d894 | 2287 | |
5dcda5c8 MT |
2288 | # Skip any metadata |
2289 | if type == "metadata": | |
2290 | continue | |
69b3d894 | 2291 | |
5dcda5c8 MT |
2292 | # Fetch ASN |
2293 | asn = line.get("asn") | |
69b3d894 | 2294 | |
5dcda5c8 MT |
2295 | # Skip any lines without an ASN |
2296 | if not asn: | |
2297 | continue | |
69b3d894 | 2298 | |
5dcda5c8 MT |
2299 | # Filter invalid ASNs |
2300 | if not self._check_parsed_asn(asn): | |
2301 | log.warning("%s: Skipping bogus ASN %s" % (name, asn)) | |
2302 | continue | |
69b3d894 | 2303 | |
5dcda5c8 MT |
2304 | # Write to database |
2305 | self.db.execute(""" | |
2306 | INSERT INTO | |
2307 | autnum_feeds | |
2308 | ( | |
2309 | number, | |
2310 | source, | |
2311 | is_drop | |
2312 | ) | |
2313 | VALUES | |
2314 | ( | |
2315 | %s, %s, %s | |
2316 | )""", "%s" % asn, name, True, | |
2317 | ) | |
69b3d894 | 2318 | |
28d29b7c MT |
2319 | @staticmethod |
2320 | def _parse_bool(block, key): | |
2321 | val = block.get(key) | |
2322 | ||
2323 | # There is no point to proceed when we got None | |
2324 | if val is None: | |
2325 | return | |
2326 | ||
2327 | # Convert to lowercase | |
2328 | val = val.lower() | |
2329 | ||
2330 | # True | |
2331 | if val in ("yes", "1"): | |
2332 | return True | |
2333 | ||
2334 | # False | |
2335 | if val in ("no", "0"): | |
2336 | return False | |
2337 | ||
2338 | # Default to None | |
2339 | return None | |
2340 | ||
98d9079b | 2341 | async def handle_import_countries(self, ns): |
8084b33a MT |
2342 | with self.db.transaction(): |
2343 | # Drop all data that we have | |
2344 | self.db.execute("TRUNCATE TABLE countries") | |
2345 | ||
2346 | for file in ns.file: | |
2347 | for line in file: | |
2348 | line = line.rstrip() | |
2349 | ||
2350 | # Ignore any comments | |
2351 | if line.startswith("#"): | |
2352 | continue | |
2353 | ||
2354 | try: | |
2355 | country_code, continent_code, name = line.split(maxsplit=2) | |
2356 | except: | |
2357 | log.warning("Could not parse line: %s" % line) | |
2358 | continue | |
2359 | ||
2360 | self.db.execute("INSERT INTO countries(country_code, name, continent_code) \ | |
2361 | VALUES(%s, %s, %s) ON CONFLICT DO NOTHING", country_code, name, continent_code) | |
2362 | ||
6ffd06b5 MT |
2363 | |
2364 | def split_line(line): | |
2365 | key, colon, val = line.partition(":") | |
2366 | ||
2367 | # Strip any excess space | |
2368 | key = key.strip() | |
2369 | val = val.strip() | |
78ff0cf2 | 2370 | |
6ffd06b5 | 2371 | return key, val |
78ff0cf2 | 2372 | |
8c3529c7 MT |
2373 | def read_blocks(f): |
2374 | for block in iterate_over_blocks(f): | |
2375 | type = None | |
2376 | data = {} | |
2377 | ||
2378 | for i, line in enumerate(block): | |
2379 | key, value = line.split(":", 1) | |
2380 | ||
2381 | # The key of the first line defines the type | |
2382 | if i == 0: | |
2383 | type = key | |
2384 | ||
f5a4557d MT |
2385 | # Strip any excess whitespace |
2386 | value = value.strip() | |
2387 | ||
2388 | # Store some values as a list | |
2389 | if type == "geofeed" and key == "network": | |
2390 | try: | |
2391 | data[key].append(value) | |
2392 | except KeyError: | |
2393 | data[key] = [value] | |
2394 | ||
2395 | # Otherwise store the value as string | |
2396 | else: | |
2397 | data[key] = value | |
8c3529c7 MT |
2398 | |
2399 | yield type, data | |
2400 | ||
2401 | def iterate_over_blocks(f, charsets=("utf-8", "latin1")): | |
2402 | block = [] | |
2403 | ||
2404 | for line in f: | |
2405 | # Skip commented lines | |
2406 | if line.startswith(b"#") or line.startswith(b"%"): | |
2407 | continue | |
2408 | ||
2409 | # Convert to string | |
2410 | for charset in charsets: | |
2411 | try: | |
2412 | line = line.decode(charset) | |
2413 | except UnicodeDecodeError: | |
2414 | continue | |
2415 | else: | |
2416 | break | |
2417 | ||
2418 | # Remove any comments at the end of line | |
2419 | line, hash, comment = line.partition("#") | |
2420 | ||
2421 | # Strip any whitespace at the end of the line | |
2422 | line = line.rstrip() | |
2423 | ||
2424 | # If we cut off some comment and the line is empty, we can skip it | |
2425 | if comment and not line: | |
2426 | continue | |
2427 | ||
2428 | # If the line has some content, keep collecting it | |
2429 | if line: | |
2430 | block.append(line) | |
2431 | continue | |
2432 | ||
2433 | # End the block on an empty line | |
2434 | if block: | |
2435 | yield block | |
2436 | ||
2437 | # Reset the block | |
2438 | block = [] | |
2439 | ||
2440 | # Return the last block | |
2441 | if block: | |
2442 | yield block | |
2443 | ||
2444 | def iterate_over_lines(f): | |
2445 | for line in f: | |
2446 | # Decode the line | |
2447 | line = line.decode() | |
2448 | ||
2449 | # Strip the ending | |
2450 | yield line.rstrip() | |
2451 | ||
98d9079b | 2452 | async def main(): |
78ff0cf2 MT |
2453 | # Run the command line interface |
2454 | c = CLI() | |
78ff0cf2 | 2455 | |
98d9079b MT |
2456 | await c.run() |
2457 | ||
2458 | asyncio.run(main()) |