1 # Fedi API Block - An aggregator for fetching blocking data from fediverse nodes
2 # Copyright (C) 2023 Free Software Foundation
4 # This program is free software: you can redistribute it and/or modify
5 # it under the terms of the GNU Affero General Public License as published
6 # by the Free Software Foundation, either version 3 of the License, or
7 # (at your option) any later version.
9 # This program is distributed in the hope that it will be useful,
10 # but WITHOUT ANY WARRANTY; without even the implied warranty of
11 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 # GNU Affero General Public License for more details.
14 # You should have received a copy of the GNU Affero General Public License
15 # along with this program. If not, see <https://www.gnu.org/licenses/>.
23 from fba.helpers import config
24 from fba.helpers import domain as domain_helper
25 from fba.helpers import tidyup
27 from fba.http import network
29 from fba.models import instances
31 logging.basicConfig(level=logging.INFO)
32 logger = logging.getLogger(__name__)
33 #logger.setLevel(logging.DEBUG)
35 def fetch_blocks(domain: str) -> list:
36 logger.debug("domain='%s' - CALLED!", domain)
37 domain_helper.raise_on(domain)
43 logger.debug("Fetching friendica blocks from domain='%s'", domain)
44 doc = bs4.BeautifulSoup(
45 network.fetch_response(
49 (config.get("connection_timeout"), config.get("read_timeout"))
53 logger.debug("doc[]='%s'", type(doc))
55 block_tag = doc.find(id="about_blocklist")
56 except network.exceptions as exception:
57 logger.warning("Exception '%s' during fetching instances from domain='%s'", type(exception), domain)
58 instances.set_last_error(domain, exception)
61 # Prevents exceptions:
63 logger.debug("Instance has no block list: domain='%s'", domain)
66 table = block_tag.find("table")
68 logger.debug("table[]='%s'", type(table))
69 if table.find("tbody"):
70 rows = table.find("tbody").find_all("tr")
72 rows = table.find_all("tr")
74 logger.debug("Found rows()=%d", len(rows))
76 logger.debug("line='%s'", line)
77 blocked = tidyup.domain(line.find_all("td")[0].text)
78 reason = tidyup.reason(line.find_all("td")[1].text)
79 logger.debug("blocked='%s',reason='%s'", blocked, reason)
82 logger.debug("line[]='%s' returned empty blocked domain - SKIPPED!", type(line))
84 elif not utils.is_domain_wanted(blocked):
85 logger.debug("blocked='%s' is not wanted - SKIPPED!", domain)
88 blocked = utils.deobfuscate_domain(blocked, domain)
90 logger.debug("blocked[%s]='%s'", type(blocked), blocked)
91 if not utils.is_domain_wanted(blocked):
92 logger.debug("blocked='%s' is not wanted - SKIPPED!", blocked)
95 logger.debug("Appending blocked='%s',reason='%s'", blocked, reason)
98 "blocked" : tidyup.domain(blocked),
99 "reason" : tidyup.reason(reason),
100 "block_level": "reject",
103 logger.debug("blocklist()=%d - EXIT!", len(blocklist))