epicyon/daemon_post.py

1250 lines
52 KiB
Python
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__filename__ = "daemon_post.py"
__author__ = "Bob Mottram"
__license__ = "AGPL3+"
__version__ = "1.5.0"
__maintainer__ = "Bob Mottram"
__email__ = "bob@libreserver.org"
__status__ = "Production"
__module_group__ = "Core"
import time
import errno
import json
from socket import error as SocketError
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from utils import replace_strings
from utils import corp_servers
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from utils import string_ends_with
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from utils import get_config_param
from utils import decoded_host
from utils import get_new_post_endpoints
from utils import local_actor_url
from utils import contains_invalid_chars
from utils import remove_id_ending
from utils import check_bad_path
from blocking import contains_military_domain
from crawlers import blocked_user_agent
from session import get_session_for_domain
from session import establish_session
from fitnessFunctions import fitness_performance
from shares import update_shared_item_federation_token
from inbox import inbox_message_has_params
from inbox import inbox_permitted_message
from httpsig import getheader_signature_input
from httpcodes import http_200
from httpcodes import http_400
from httpcodes import http_402
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from httpcodes import http_403
from httpcodes import http_404
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from httpcodes import http_503
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from httpheaders import contains_suspicious_headers
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from httpheaders import update_headers_catalog
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from httpheaders import redirect_headers
from daemon_utils import get_user_agent
from daemon_utils import post_to_outbox
from daemon_utils import update_inbox_queue
from daemon_utils import is_authorized
from daemon_post_login import post_login_screen
from daemon_post_receive import receive_new_post
from daemon_post_profile import profile_edit
from daemon_post_person_options import person_options2
from daemon_post_search import receive_search_query
from daemon_post_moderator import moderator_actions
from daemon_post_confirm import follow_confirm2
from daemon_post_confirm import unfollow_confirm
from daemon_post_confirm import block_confirm2
from daemon_post_confirm import unblock_confirm
from daemon_post_newswire import newswire_update
from daemon_post_newswire import citations_update
from daemon_post_newswire import news_post_edit
from daemon_post_remove import remove_reading_status
from daemon_post_remove import remove_share
from daemon_post_remove import remove_wanted
from daemon_post_remove import receive_remove_post
from daemon_post_question import receive_vote
from daemon_post_theme import theme_designer_edit
from daemon_post_hashtags import set_hashtag_category2
from daemon_post_links import links_update
from daemon_post_image import receive_image_attachment
from daemon_post_keys import keyboard_shortcuts
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# maximum number of posts in a hashtag feed
MAX_POSTS_IN_HASHTAG_FEED = 6
# maximum number of posts to list in outbox feed
MAX_POSTS_IN_FEED = 12
def daemon_http_post(self) -> None:
"""HTTP POST handler
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"""
if self.server.starting_daemon:
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return
if check_bad_path(self.path):
http_400(self)
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return
proxy_type = self.server.proxy_type
postreq_start_time = time.time()
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if self.server.debug:
print('DEBUG: POST to ' + self.server.base_dir +
' path: ' + self.path + ' busy: ' +
str(self.server.postreq_busy))
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update_headers_catalog(self.server.base_dir,
self.server.headers_catalog,
self.headers)
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# headers used by LLM scrapers
if 'oai-host-hash' in self.headers:
print('POST HTTP LLM scraper bounced: ' + str(self.headers))
http_402(self)
return
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# suspicious headers
if contains_suspicious_headers(self.headers):
print('POST HTTP suspicious headers ' + str(self.headers))
http_403(self)
return
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# php
if 'index.php' in self.path:
print('POST HTTP Attempt to access PHP file ' + self.path)
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http_404(self, 146)
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return
calling_domain = self.server.domain_full
if self.headers.get('Host'):
calling_domain = decoded_host(self.headers['Host'])
if self.server.onion_domain:
if calling_domain not in (self.server.domain,
self.server.domain_full,
self.server.onion_domain):
print('POST domain blocked: ' + calling_domain)
http_400(self)
return
elif self.server.i2p_domain:
if calling_domain not in (self.server.domain,
self.server.domain_full,
self.server.i2p_domain):
print('POST domain blocked: ' + calling_domain)
http_400(self)
return
else:
if calling_domain not in (self.server.domain,
self.server.domain_full):
print('POST domain blocked: ' + calling_domain)
http_400(self)
return
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curr_time_postreq = int(time.time() * 1000)
if self.server.postreq_busy:
if curr_time_postreq - self.server.last_postreq < 500:
self.send_response(429)
self.end_headers()
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return
self.server.postreq_busy = True
self.server.last_postreq = curr_time_postreq
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if self.headers.get('Server'):
if self.headers['Server'] in corp_servers():
print('POST HTTP Corporate leech bounced: ' +
self.headers['Server'])
http_402(self)
self.server.postreq_busy = False
return
if contains_invalid_chars(str(self.headers)):
print('POST HTTP headers contain invalid characters ' +
str(self.headers))
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http_403(self)
self.server.postreq_busy = False
return
ua_str = get_user_agent(self)
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block, self.server.blocked_cache_last_updated, _ = \
blocked_user_agent(calling_domain, ua_str,
self.server.news_instance,
self.server.debug,
self.server.user_agents_blocked,
self.server.blocked_cache_last_updated,
self.server.base_dir,
self.server.blocked_cache,
self.server.block_federated,
self.server.blocked_cache_update_secs,
self.server.crawlers_allowed,
self.server.known_bots,
self.path, self.server.block_military)
if block:
http_400(self)
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self.server.postreq_busy = False
return
if not self.headers.get('Content-type'):
print('Content-type header missing')
http_400(self)
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self.server.postreq_busy = False
return
curr_session, proxy_type = \
get_session_for_domain(self.server, calling_domain)
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curr_session = \
establish_session("POST", curr_session,
proxy_type, self.server)
if not curr_session:
fitness_performance(postreq_start_time, self.server.fitness,
'_POST', 'create_session',
self.server.debug)
http_404(self, 152)
self.server.postreq_busy = False
return
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# returns after this point should set postreq_busy to False
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# remove any trailing slashes from the path
if not self.path.endswith('confirm'):
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replacements = {
'/outbox/': '/outbox',
'/tlblogs/': '/tlblogs',
'/inbox/': '/inbox',
'/shares/': '/shares',
'/wanted/': '/wanted',
'/sharedInbox/': '/sharedInbox'
}
self.path = replace_strings(self.path, replacements)
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if self.path == '/inbox':
if not self.server.enable_shared_inbox:
http_503(self)
self.server.postreq_busy = False
return
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cookie = None
if self.headers.get('Cookie'):
cookie = self.headers['Cookie']
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# check authorization
authorized = is_authorized(self)
if not authorized and self.server.debug:
print('POST Not authorized')
print(str(self.headers))
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# if this is a POST to the outbox then check authentication
self.outbox_authenticated = False
self.post_to_nickname = None
fitness_performance(postreq_start_time, self.server.fitness,
'_POST', 'start',
self.server.debug)
# POST to login screen, containing credentials
if self.path.startswith('/login'):
post_login_screen(self, calling_domain, cookie,
self.server.base_dir,
self.server.http_prefix,
self.server.domain,
self.server.port,
ua_str, self.server.debug,
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self.server.registration,
self.server.domain_full,
self.server.onion_domain,
self.server.i2p_domain,
self.server.manual_follower_approval,
self.server.default_timeline)
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self.server.postreq_busy = False
return
fitness_performance(postreq_start_time, self.server.fitness,
'_POST', '_login_screen',
self.server.debug)
if authorized and self.path.endswith('/sethashtagcategory'):
set_hashtag_category2(self, calling_domain, cookie,
self.path,
self.server.base_dir,
self.server.domain,
self.server.debug,
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self.server.system_language,
self.server.http_prefix,
self.server.domain_full,
self.server.onion_domain,
self.server.i2p_domain,
self.server.max_post_length)
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self.server.postreq_busy = False
return
# update of profile/avatar from web interface,
# after selecting Edit button then Submit
if authorized and self.path.endswith('/profiledata'):
profile_edit(self, calling_domain, cookie, self.path,
self.server.base_dir, self.server.http_prefix,
self.server.domain,
self.server.domain_full,
self.server.onion_domain,
self.server.i2p_domain, self.server.debug,
self.server.allow_local_network_access,
self.server.system_language,
self.server.content_license_url,
curr_session,
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proxy_type,
self.server.cached_webfingers,
self.server.person_cache,
self.server.project_version,
self.server.translate,
self.server.theme_name,
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self.server.dyslexic_font,
self.server.peertube_instances)
self.server.postreq_busy = False
return
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if authorized and self.path.endswith('/linksdata'):
links_update(self, calling_domain, cookie, self.path,
self.server.base_dir, self.server.debug,
self.server.default_timeline,
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self.server.allow_local_network_access,
self.server.http_prefix,
self.server.domain_full,
self.server.onion_domain,
self.server.i2p_domain,
self.server.max_post_length)
self.server.postreq_busy = False
return
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if authorized and self.path.endswith('/newswiredata'):
newswire_update(self, calling_domain, cookie,
self.path,
self.server.base_dir,
self.server.domain, self.server.debug,
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self.server.default_timeline,
self.server.http_prefix,
self.server.domain_full,
self.server.onion_domain,
self.server.i2p_domain,
self.server.max_post_length)
self.server.postreq_busy = False
return
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if authorized and self.path.endswith('/citationsdata'):
citations_update(self, calling_domain, cookie,
self.path,
self.server.base_dir,
self.server.domain,
self.server.debug,
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self.server.newswire,
self.server.http_prefix,
self.server.domain_full,
self.server.onion_domain,
self.server.i2p_domain,
self.server.max_post_length)
self.server.postreq_busy = False
return
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if authorized and self.path.endswith('/newseditdata'):
news_post_edit(self, calling_domain, cookie, self.path,
self.server.base_dir,
self.server.domain,
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self.server.debug,
self.server.http_prefix,
self.server.domain_full,
self.server.onion_domain,
self.server.i2p_domain,
self.server.news_instance,
self.server.max_post_length,
self.server.system_language,
self.server.recent_posts_cache,
self.server.newswire)
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self.server.postreq_busy = False
return
fitness_performance(postreq_start_time, self.server.fitness,
'_POST', '_news_post_edit',
self.server.debug)
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users_in_path = False
if '/users/' in self.path:
users_in_path = True
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# moderator action buttons
if authorized and users_in_path and \
self.path.endswith('/moderationaction'):
moderator_actions(self,
self.path, calling_domain, cookie,
self.server.base_dir,
self.server.http_prefix,
self.server.domain,
self.server.port,
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self.server.debug,
self.server.domain_full,
self.server.onion_domain,
self.server.i2p_domain,
self.server.translate,
self.server.system_language,
self.server.signing_priv_key_pem,
self.server.block_federated,
self.server.theme_name,
self.server.access_keys,
self.server.person_cache,
self.server.recent_posts_cache,
self.server.blocked_cache)
self.server.postreq_busy = False
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return
fitness_performance(postreq_start_time, self.server.fitness,
'_POST', '_moderator_actions',
self.server.debug)
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search_for_emoji = False
if self.path.endswith('/searchhandleemoji'):
search_for_emoji = True
self.path = self.path.replace('/searchhandleemoji',
'/searchhandle')
if self.server.debug:
print('DEBUG: searching for emoji')
print('authorized: ' + str(authorized))
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fitness_performance(postreq_start_time, self.server.fitness,
'_POST', 'searchhandleemoji',
self.server.debug)
# a search was made
if ((authorized or search_for_emoji) and
(self.path.endswith('/searchhandle') or
'/searchhandle?page=' in self.path)):
receive_search_query(self, calling_domain, cookie,
authorized, self.path,
self.server.base_dir,
self.server.http_prefix,
self.server.domain,
self.server.domain_full,
self.server.port,
search_for_emoji,
self.server.onion_domain,
self.server.i2p_domain,
postreq_start_time,
self.server.debug,
curr_session,
proxy_type, MAX_POSTS_IN_HASHTAG_FEED,
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MAX_POSTS_IN_FEED,
self.server.default_timeline,
self.server.account_timezone,
self.server.bold_reading,
self.server.recent_posts_cache,
self.server.max_recent_posts,
self.server.translate,
self.server.cached_webfingers,
self.server.person_cache,
self.server.project_version,
self.server.yt_replace_domain,
self.server.twitter_replacement_domain,
self.server.show_published_date_only,
self.server.peertube_instances,
self.server.allow_local_network_access,
self.server.theme_name,
self.server.system_language,
self.server.max_like_count,
self.server.signing_priv_key_pem,
self.server.cw_lists,
self.server.lists_enabled,
self.server.dogwhistles,
self.server.map_format,
self.server.access_keys,
self.server.min_images_for_accounts,
self.server.buy_sites,
self.server.auto_cw_cache,
self.server.instance_only_skills_search,
self.server.key_shortcuts,
self.server.max_shares_on_profile,
self.server.no_of_books,
self.server.shared_items_federated_domains)
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self.server.postreq_busy = False
return
fitness_performance(postreq_start_time, self.server.fitness,
'_POST', 'receive_search_query',
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self.server.debug)
if not authorized:
if self.path.endswith('/rmpost'):
print('ERROR: attempt to remove post was not authorized. ' +
self.path)
http_400(self)
self.server.postreq_busy = False
return
else:
# a vote/question/poll is posted
if self.path.endswith('/question') or \
'/question?page=' in self.path or \
'/question?firstpost=' in self.path or \
'/question?lastpost=' in self.path:
receive_vote(self, calling_domain, cookie,
self.path,
self.server.http_prefix,
self.server.domain,
self.server.domain_full,
self.server.port,
self.server.onion_domain,
self.server.i2p_domain,
curr_session,
proxy_type,
self.server.base_dir,
self.server.city,
self.server.person_cache,
self.server.debug,
self.server.system_language,
self.server.low_bandwidth,
self.server.dm_license_url,
self.server.content_license_url,
self.server.translate,
self.server.max_replies,
self.server.project_version,
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self.server.recent_posts_cache,
self.server.default_timeline,
self.server.auto_cw_cache)
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self.server.postreq_busy = False
return
# removes a shared item
if self.path.endswith('/rmshare'):
remove_share(self, calling_domain, cookie,
authorized, self.path,
self.server.base_dir,
self.server.http_prefix,
self.server.domain_full,
self.server.onion_domain,
self.server.i2p_domain,
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curr_session, proxy_type,
self.server.person_cache,
self.server.max_shares_on_profile,
self.server.project_version)
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self.server.postreq_busy = False
return
# removes a wanted item
if self.path.endswith('/rmwanted'):
remove_wanted(self, calling_domain, cookie,
authorized, self.path,
self.server.base_dir,
self.server.http_prefix,
self.server.domain_full,
self.server.onion_domain,
self.server.i2p_domain)
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self.server.postreq_busy = False
return
fitness_performance(postreq_start_time, self.server.fitness,
'_POST', 'remove_wanted',
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self.server.debug)
# removes a post
if self.path.endswith('/rmpost'):
if '/users/' not in self.path:
print('ERROR: attempt to remove post ' +
'was not authorized. ' + self.path)
http_400(self)
self.server.postreq_busy = False
return
if self.path.endswith('/rmpost'):
receive_remove_post(self, calling_domain, cookie,
self.path,
self.server.base_dir,
self.server.http_prefix,
self.server.domain,
self.server.domain_full,
self.server.onion_domain,
self.server.i2p_domain,
curr_session, proxy_type)
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self.server.postreq_busy = False
return
fitness_performance(postreq_start_time, self.server.fitness,
'_POST', '_remove_post',
self.server.debug)
# decision to follow in the web interface is confirmed
if self.path.endswith('/followconfirm'):
follow_confirm2(self, calling_domain, cookie,
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self.path,
self.server.base_dir,
self.server.http_prefix,
self.server.domain,
self.server.domain_full,
self.server.port,
self.server.onion_domain,
self.server.i2p_domain,
self.server.debug,
curr_session,
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proxy_type, self.server.translate,
self.server.system_language,
self.server.signing_priv_key_pem,
self.server.block_federated,
self.server.federation_list,
self.server.send_threads,
self.server.postLog,
self.server.cached_webfingers,
self.server.person_cache,
self.server.project_version,
self.server.sites_unavailable)
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self.server.postreq_busy = False
return
fitness_performance(postreq_start_time, self.server.fitness,
'_POST', 'follow_confirm2',
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self.server.debug)
# remove a reading status from the profile screen
if self.path.endswith('/removereadingstatus'):
remove_reading_status(self, calling_domain, cookie,
self.path,
self.server.base_dir,
self.server.http_prefix,
self.server.domain_full,
self.server.onion_domain,
self.server.i2p_domain,
self.server.debug,
self.server.books_cache)
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self.server.postreq_busy = False
return
fitness_performance(postreq_start_time, self.server.fitness,
'_POST', 'remove_reading_status',
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self.server.debug)
# decision to unfollow in the web interface is confirmed
if self.path.endswith('/unfollowconfirm'):
unfollow_confirm(self, calling_domain, cookie,
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self.path,
self.server.base_dir,
self.server.http_prefix,
self.server.domain,
self.server.domain_full,
self.server.port,
self.server.onion_domain,
self.server.i2p_domain,
self.server.debug,
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curr_session, proxy_type,
self.server.person_cache)
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self.server.postreq_busy = False
return
fitness_performance(postreq_start_time, self.server.fitness,
'_POST', 'unfollow_confirm',
self.server.debug)
# decision to unblock in the web interface is confirmed
if self.path.endswith('/unblockconfirm'):
unblock_confirm(self, calling_domain, cookie,
self.path,
self.server.base_dir,
self.server.http_prefix,
self.server.domain,
self.server.domain_full,
self.server.port,
self.server.onion_domain,
self.server.i2p_domain,
self.server.debug)
self.server.postreq_busy = False
return
fitness_performance(postreq_start_time, self.server.fitness,
'_POST', 'unblock_confirm',
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self.server.debug)
# decision to block in the web interface is confirmed
if self.path.endswith('/blockconfirm'):
block_confirm2(self, calling_domain, cookie,
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self.path,
self.server.base_dir,
self.server.http_prefix,
self.server.domain,
self.server.domain_full,
self.server.port,
self.server.onion_domain,
self.server.i2p_domain,
self.server.debug)
self.server.postreq_busy = False
return
fitness_performance(postreq_start_time, self.server.fitness,
'_POST', 'block_confirm2',
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self.server.debug)
# an option was chosen from person options screen
# view/follow/block/report
if self.path.endswith('/personoptions'):
person_options2(self, self.path,
calling_domain, cookie,
self.server.base_dir,
self.server.http_prefix,
self.server.domain,
self.server.domain_full,
self.server.port,
self.server.onion_domain,
self.server.i2p_domain,
self.server.debug,
curr_session,
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authorized,
self.server.show_published_date_only,
self.server.allow_local_network_access,
self.server.access_keys,
self.server.key_shortcuts,
self.server.signing_priv_key_pem,
self.server.twitter_replacement_domain,
self.server.peertube_instances,
self.server.yt_replace_domain,
self.server.cached_webfingers,
self.server.recent_posts_cache,
self.server.account_timezone,
self.server.proxy_type,
self.server.bold_reading,
self.server.min_images_for_accounts,
self.server.max_shares_on_profile,
self.server.max_recent_posts,
self.server.translate,
self.server.person_cache,
self.server.project_version,
self.server.default_timeline,
self.server.theme_name,
self.server.system_language,
self.server.max_like_count,
self.server.cw_lists,
self.server.lists_enabled,
self.server.dogwhistles,
self.server.buy_sites,
self.server.no_of_books,
self.server.auto_cw_cache,
self.server.default_post_language,
self.server.newswire,
self.server.block_federated)
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self.server.postreq_busy = False
return
# Change the key shortcuts
if users_in_path and \
self.path.endswith('/changeAccessKeys'):
nickname = self.path.split('/users/')[1]
if '/' in nickname:
nickname = nickname.split('/')[0]
if not self.server.key_shortcuts.get(nickname):
access_keys = self.server.access_keys
self.server.key_shortcuts[nickname] = access_keys.copy()
access_keys = self.server.key_shortcuts[nickname]
keyboard_shortcuts(self, calling_domain, cookie,
self.server.base_dir,
self.server.http_prefix,
nickname,
self.server.domain,
self.server.domain_full,
self.server.onion_domain,
self.server.i2p_domain,
access_keys,
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self.server.default_timeline,
self.server.access_keys,
self.server.key_shortcuts)
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self.server.postreq_busy = False
return
# theme designer submit/cancel button
if users_in_path and \
self.path.endswith('/changeThemeSettings'):
nickname = self.path.split('/users/')[1]
if '/' in nickname:
nickname = nickname.split('/')[0]
if not self.server.key_shortcuts.get(nickname):
access_keys = self.server.access_keys
self.server.key_shortcuts[nickname] = access_keys.copy()
access_keys = self.server.key_shortcuts[nickname]
allow_local_network_access = \
self.server.allow_local_network_access
theme_designer_edit(self, calling_domain, cookie,
self.server.base_dir,
self.server.http_prefix,
nickname,
self.server.domain,
self.server.domain_full,
self.server.onion_domain,
self.server.i2p_domain,
self.server.default_timeline,
self.server.theme_name,
allow_local_network_access,
self.server.system_language,
self.server.dyslexic_font)
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self.server.postreq_busy = False
return
# update the shared item federation token for the calling domain
# if it is within the permitted federation
if self.headers.get('Origin') and \
self.headers.get('SharesCatalog'):
if self.server.debug:
print('SharesCatalog header: ' + self.headers['SharesCatalog'])
if not self.server.shared_items_federated_domains:
si_domains_str = \
get_config_param(self.server.base_dir,
'sharedItemsFederatedDomains')
if si_domains_str:
if self.server.debug:
print('Loading shared items federated domains list')
si_domains_list = si_domains_str.split(',')
domains_list = self.server.shared_items_federated_domains
for si_domain in si_domains_list:
domains_list.append(si_domain.strip())
origin_domain = self.headers.get('Origin')
if origin_domain != self.server.domain_full and \
origin_domain != self.server.onion_domain and \
origin_domain != self.server.i2p_domain and \
origin_domain in self.server.shared_items_federated_domains:
if self.server.debug:
print('DEBUG: ' +
'POST updating shared item federation ' +
'token for ' + origin_domain + ' to ' +
self.server.domain_full)
shared_item_tokens = self.server.shared_item_federation_tokens
shares_token = self.headers['SharesCatalog']
self.server.shared_item_federation_tokens = \
update_shared_item_federation_token(self.server.base_dir,
origin_domain,
shares_token,
self.server.debug,
shared_item_tokens)
elif self.server.debug:
fed_domains = self.server.shared_items_federated_domains
if origin_domain not in fed_domains:
print('origin_domain is not in federated domains list ' +
origin_domain)
else:
print('origin_domain is not a different instance. ' +
origin_domain + ' ' + self.server.domain_full + ' ' +
str(fed_domains))
fitness_performance(postreq_start_time, self.server.fitness,
'_POST', 'SharesCatalog',
self.server.debug)
# receive different types of post created by html_new_post
new_post_endpoints = get_new_post_endpoints()
for curr_post_type in new_post_endpoints:
if not authorized:
if self.server.debug:
print('POST was not authorized')
break
post_redirect = self.server.default_timeline
if curr_post_type == 'newshare':
post_redirect = 'tlshares'
elif curr_post_type == 'newwanted':
post_redirect = 'tlwanted'
page_number = \
receive_new_post(self, curr_post_type, self.path,
calling_domain, cookie,
self.server.content_license_url,
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curr_session, proxy_type,
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self.server.base_dir, self.server.debug,
self.server.max_post_length,
self.server.domain,
self.server.city,
self.server.low_bandwidth,
self.server.translate,
self.server.system_language,
self.server.http_prefix,
self.server.domain_full,
self.server.person_cache,
self.server.port,
self.server.auto_cw_cache,
self.server.recent_posts_cache,
self.server.allow_local_network_access,
self.server.yt_replace_domain,
self.server.twitter_replacement_domain,
self.server.signing_priv_key_pem,
self.server.show_published_date_only,
self.server.min_images_for_accounts,
self.server.peertube_instances,
self.server.max_mentions,
self.server.max_emoji,
self.server.max_recent_posts,
self.server.cached_webfingers,
self.server.allow_deletion,
self.server.theme_name,
self.server.max_like_count,
self.server.cw_lists,
self.server.dogwhistles,
self.server.max_hashtags,
self.server.buy_sites,
self.server.project_version,
self.server.max_replies,
self.server.newswire,
self.server.dm_license_url,
self.server.block_federated,
self.server.onion_domain,
self.server.i2p_domain,
self.server.max_shares_on_profile,
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self.server.watermark_width_percent,
self.server.watermark_position,
self.server.watermark_opacity)
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if page_number:
print(curr_post_type + ' post received')
nickname = self.path.split('/users/')[1]
if '?' in nickname:
nickname = nickname.split('?')[0]
if '/' in nickname:
nickname = nickname.split('/')[0]
if calling_domain.endswith('.onion') and \
self.server.onion_domain:
actor_path_str = \
local_actor_url('http', nickname,
self.server.onion_domain) + \
'/' + post_redirect + \
'?page=' + str(page_number)
redirect_headers(self, actor_path_str, cookie,
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calling_domain, 303)
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elif (calling_domain.endswith('.i2p') and
self.server.i2p_domain):
actor_path_str = \
local_actor_url('http', nickname,
self.server.i2p_domain) + \
'/' + post_redirect + \
'?page=' + str(page_number)
redirect_headers(self, actor_path_str, cookie,
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calling_domain, 303)
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else:
actor_path_str = \
local_actor_url(self.server.http_prefix, nickname,
self.server.domain_full) + \
'/' + post_redirect + '?page=' + str(page_number)
redirect_headers(self, actor_path_str, cookie,
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calling_domain, 303)
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self.server.postreq_busy = False
return
fitness_performance(postreq_start_time, self.server.fitness,
'_POST', 'receive post',
self.server.debug)
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possible_path_endings = ('/outbox', '/wanted', '/shares')
if string_ends_with(self.path, possible_path_endings):
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if users_in_path:
if authorized:
self.outbox_authenticated = True
path_users_section = self.path.split('/users/')[1]
self.post_to_nickname = path_users_section.split('/')[0]
if not self.outbox_authenticated:
self.send_response(405)
self.end_headers()
self.server.postreq_busy = False
return
fitness_performance(postreq_start_time, self.server.fitness,
'_POST', 'authorized',
self.server.debug)
# check that the post is to an expected path
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possible_endings = ('/outbox', '/inbox', '/wanted', '/shares',
'/moderationaction')
if not string_ends_with(self.path, possible_endings) and \
self.path != '/sharedInbox':
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print('Attempt to POST to invalid path ' + self.path)
http_400(self)
self.server.postreq_busy = False
return
fitness_performance(postreq_start_time, self.server.fitness,
'_POST', 'check path',
self.server.debug)
if self.headers['Content-length'] is None or \
self.headers['Content-type'] is None:
http_400(self)
self.server.postreq_busy = False
return
is_media_content = False
if self.headers['Content-type'].startswith('image/') or \
self.headers['Content-type'].startswith('video/') or \
self.headers['Content-type'].startswith('audio/'):
is_media_content = True
# check that the content length string is not too long
if isinstance(self.headers['Content-length'], str):
if not is_media_content:
max_content_size = len(str(self.server.maxMessageLength))
else:
max_content_size = len(str(self.server.maxMediaSize))
if len(self.headers['Content-length']) > max_content_size:
http_400(self)
self.server.postreq_busy = False
return
# read the message and convert it into a python dictionary
length = int(self.headers['Content-length'])
if self.server.debug:
print('DEBUG: content-length: ' + str(length))
if not is_media_content:
if length > self.server.maxMessageLength:
print('Maximum message length exceeded ' + str(length))
http_400(self)
self.server.postreq_busy = False
return
else:
if length > self.server.maxMediaSize:
print('Maximum media size exceeded ' + str(length))
http_400(self)
self.server.postreq_busy = False
return
# receive images to the outbox
if self.headers['Content-type'].startswith('image/') and \
users_in_path:
receive_image_attachment(self, length, self.path,
self.server.base_dir,
self.server.domain,
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self.server.debug,
self.outbox_authenticated)
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self.server.postreq_busy = False
return
# refuse to receive non-json content
content_type_str = self.headers['Content-type']
if not content_type_str.startswith('application/json') and \
not content_type_str.startswith('application/activity+json') and \
not content_type_str.startswith('application/ld+json'):
print("POST is not json: " + self.headers['Content-type'])
if self.server.debug:
print(str(self.headers))
length = int(self.headers['Content-length'])
if length < self.server.max_post_length:
try:
unknown_post = self.rfile.read(length).decode('utf-8')
except SocketError as ex:
if ex.errno == errno.ECONNRESET:
print('EX: POST unknown_post ' +
'connection reset by peer')
else:
print('EX: POST unknown_post socket error')
self.send_response(400)
self.end_headers()
self.server.postreq_busy = False
return
except ValueError as ex:
print('EX: POST unknown_post rfile.read failed, ' +
str(ex))
self.send_response(400)
self.end_headers()
self.server.postreq_busy = False
return
print(str(unknown_post))
http_400(self)
self.server.postreq_busy = False
return
if self.server.debug:
print('DEBUG: Reading message')
fitness_performance(postreq_start_time, self.server.fitness,
'_POST', 'check content type',
self.server.debug)
# check content length before reading bytes
if self.path in ('/sharedInbox', '/inbox'):
length = 0
if self.headers.get('Content-length'):
length = int(self.headers['Content-length'])
elif self.headers.get('Content-Length'):
length = int(self.headers['Content-Length'])
elif self.headers.get('content-length'):
length = int(self.headers['content-length'])
if length > 10240:
print('WARN: post to shared inbox is too long ' +
str(length) + ' bytes')
http_400(self)
self.server.postreq_busy = False
return
try:
message_bytes = self.rfile.read(length)
except SocketError as ex:
if ex.errno == errno.ECONNRESET:
print('WARN: POST message_bytes ' +
'connection reset by peer')
else:
print('WARN: POST message_bytes socket error')
self.send_response(400)
self.end_headers()
self.server.postreq_busy = False
return
except ValueError as ex:
print('EX: POST message_bytes rfile.read failed, ' + str(ex))
self.send_response(400)
self.end_headers()
self.server.postreq_busy = False
return
# check content length after reading bytes
if self.path in ('/sharedInbox', '/inbox'):
len_message = len(message_bytes)
if len_message > 10240:
print('WARN: post to shared inbox is too long ' +
str(len_message) + ' bytes')
http_400(self)
self.server.postreq_busy = False
return
decoded_message_bytes = message_bytes.decode("utf-8")
if contains_invalid_chars(decoded_message_bytes):
http_400(self)
self.server.postreq_busy = False
return
if users_in_path:
nickname = self.path.split('/users/')[1]
if '/' in nickname:
nickname = nickname.split('/')[0]
if self.server.block_military.get(nickname):
if contains_military_domain(decoded_message_bytes):
http_400(self)
print('BLOCK: blocked military domain')
self.server.postreq_busy = False
return
# convert the raw bytes to json
try:
message_json = json.loads(message_bytes)
except json.decoder.JSONDecodeError as ex:
http_400(self)
print('EX: json decode error ' + str(ex) +
' from POST ' + str(message_bytes))
self.server.postreq_busy = False
return
fitness_performance(postreq_start_time, self.server.fitness,
'_POST', 'load json',
self.server.debug)
# https://www.w3.org/TR/activitypub/#object-without-create
if self.outbox_authenticated:
if post_to_outbox(self, message_json,
self.server.project_version, None,
curr_session, proxy_type):
if message_json.get('id'):
locn_str = remove_id_ending(message_json['id'])
self.headers['Location'] = locn_str
self.send_response(201)
self.end_headers()
self.server.postreq_busy = False
return
else:
if self.server.debug:
print('Failed to post to outbox')
self.send_response(403)
self.end_headers()
self.server.postreq_busy = False
return
fitness_performance(postreq_start_time, self.server.fitness,
'_POST', 'post_to_outbox',
self.server.debug)
# check the necessary properties are available
if self.server.debug:
print('DEBUG: Check message has params')
if not message_json:
self.send_response(403)
self.end_headers()
self.server.postreq_busy = False
return
if self.path.endswith('/inbox') or \
self.path == '/sharedInbox':
if not inbox_message_has_params(message_json):
if self.server.debug:
print("DEBUG: inbox message doesn't have the " +
"required parameters")
self.send_response(403)
self.end_headers()
self.server.postreq_busy = False
return
fitness_performance(postreq_start_time, self.server.fitness,
'_POST', 'inbox_message_has_params',
self.server.debug)
header_signature = getheader_signature_input(self.headers)
if header_signature:
if 'keyId=' not in header_signature:
if self.server.debug:
print('DEBUG: POST to inbox has no keyId in ' +
'header signature parameter')
self.send_response(403)
self.end_headers()
self.server.postreq_busy = False
return
fitness_performance(postreq_start_time, self.server.fitness,
'_POST', 'keyId check',
self.server.debug)
if not self.server.unit_test:
if not inbox_permitted_message(self.server.domain,
message_json,
self.server.federation_list):
if self.server.debug:
# https://www.youtube.com/watch?v=K3PrSj9XEu4
print('DEBUG: Ah Ah Ah')
self.send_response(403)
self.end_headers()
self.server.postreq_busy = False
return
fitness_performance(postreq_start_time, self.server.fitness,
'_POST', 'inbox_permitted_message',
self.server.debug)
if self.server.debug:
print('INBOX: POST saving to inbox queue')
if users_in_path:
path_users_section = self.path.split('/users/')[1]
if '/' not in path_users_section:
if self.server.debug:
print('INBOX: This is not a users endpoint')
else:
self.post_to_nickname = path_users_section.split('/')[0]
if self.post_to_nickname:
queue_status = \
update_inbox_queue(self, self.post_to_nickname,
message_json, message_bytes,
self.server.debug)
if queue_status in range(0, 4):
self.server.postreq_busy = False
return
if self.server.debug:
print('INBOX: update_inbox_queue exited ' +
'without doing anything')
else:
if self.server.debug:
print('INBOX: self.post_to_nickname is None')
self.send_response(403)
self.end_headers()
self.server.postreq_busy = False
return
if self.path in ('/sharedInbox', '/inbox'):
if self.server.debug:
print('INBOX: POST to shared inbox')
queue_status = \
update_inbox_queue(self, 'inbox', message_json,
message_bytes,
self.server.debug)
if queue_status in range(0, 4):
self.server.postreq_busy = False
return
http_200(self)
self.server.postreq_busy = False