strip down to base AP code
This commit is contained in:
kaniini
parent
5e9b2cd275
commit
c91d0a6755
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@ -0,0 +1,9 @@
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# this is the path that the object graph will get dumped to (in JSON-LD format),
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# you probably shouldn't change it, but you can if you want.
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db: relay.jsonld
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# this section is for ActivityPub
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ap:
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# this is used for generating activitypub messages, as well as instructions for
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# linking AP identities. it should be an SSL-enabled domain reachable by https.
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host: 'relay.pleroma.site'
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@ -8,7 +8,7 @@ import yaml
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def load_config():
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with open('viera.yaml') as f:
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with open('relay.yaml') as f:
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return yaml.load(f)
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@ -43,7 +43,8 @@ async def actor(request):
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"followers": "https://{}/followers".format(request.host),
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"following": "https://{}/following".format(request.host),
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"inbox": "https://{}/inbox".format(request.host),
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"name": "Viera",
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"sharedInbox": "https://{}/inbox".format(request.host),
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"name": "ActivityRelay",
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"type": "Application",
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"id": "https://{}/actor".format(request.host),
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"publicKey": {
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@ -51,8 +52,8 @@ async def actor(request):
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"owner": "https://{}/actor".format(request.host),
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"publicKeyPem": DATABASE["actorKeys"]["publicKey"]
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},
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"summary": "Viera, the bot",
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"preferredUsername": "viera",
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"summary": "ActivityRelay bot",
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"preferredUsername": "relay",
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"url": "https://{}/actor".format(request.host)
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}
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return aiohttp.web.json_response(data)
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@ -73,7 +74,7 @@ async def push_message_to_actor(actor, message, our_key_id):
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'(request-target)': 'post {}'.format(url.path),
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'Content-Length': str(len(data)),
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'Content-Type': 'application/activity+json',
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'User-Agent': 'Viera'
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'User-Agent': 'ActivityRelay'
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}
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headers['signature'] = sign_headers(headers, PRIVKEY, our_key_id)
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@ -128,28 +129,8 @@ def strip_html(data):
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return cgi.escape(no_tags)
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from .authreqs import check_reqs, get_irc_bot
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async def handle_create(actor, data, request):
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# for now, we only care about Notes
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if data['object']['type'] != 'Note':
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return
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# strip the HTML if present
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content = strip_html(data['object']['content']).split()
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# check if the message is an authorization token for linking identities together
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# if it is, then it's not a message we want to relay to IRC.
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if check_reqs(content, actor):
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return
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# check that the message is public before relaying
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public_uri = 'https://www.w3.org/ns/activitystreams#Public'
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if public_uri in data.get('to', []) or public_uri in data.get('cc', []):
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bot = get_irc_bot()
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bot.relay_message(actor, data['object'], ' '.join(content))
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pass
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async def handle_follow(actor, data, request):
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@ -5,7 +5,7 @@ from . import app
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async def webfinger(request):
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subject = request.query['resource']
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if subject != 'acct:viera@{}'.format(request.host):
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if subject != 'acct:relay@{}'.format(request.host):
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return aiohttp.web.json_response({'error': 'user not found'}, status=404)
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actor_uri = "https://{}/actor".format(request.host)
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@ -1,53 +0,0 @@
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# this is the path that the object graph will get dumped to (in JSON-LD format),
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# you probably shouldn't change it, but you can if you want.
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db: viera.jsonld
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# this section configures the IRC bot
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irc:
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# hostname of IRC network to connect to
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host: chat.freenode.net
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# port of IRC network to connect to
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port: 6697
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# whether to use SSL/TLS to connect or not
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ssl: true
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# the main nickname of the bot to use
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nickname: viera
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# the username of the bot to use
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username: viera
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# the realname / GECOS of the bot to use
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realname: Viera; https://viera.dereferenced.org
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# channels for the bot to join
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channels:
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- '#mychannel'
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- '#myotherchannel'
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# channels for the bot to relay AP posts to
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relay_channels:
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# allow any AP actor to be relayed
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'#mychannel': []
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# allow only one AP actor to be relayed
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'#myotherchannel':
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- 'https://example.org/~alyssa'
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# IRC services credentials.
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sasl_username: viera
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sasl_password: examplepass
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# IRC users with accounts linked to these AP identities may administer the bot
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# (follow and unfollow commands)
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privileged:
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- 'https://pleroma.site/users/kaniini'
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# this section is for ActivityPub
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ap:
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# this is used for generating activitypub messages, as well as instructions for
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# linking AP identities. it should be an SSL-enabled domain reachable by https.
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host: 'viera.dereferenced.org'
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@ -1,72 +0,0 @@
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import uuid
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import logging
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from collections import namedtuple
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from .database import DATABASE
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PendingAuth = namedtuple('PendingAuth', ['irc_nickname', 'irc_account', 'actor'])
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AUTHS = DATABASE.get('auths', {})
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DATABASE["auths"] = AUTHS
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PENDING_AUTHS = {}
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IRC_BOT = None
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def check_reqs(chunks, actor):
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global DATABASE
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results = [x in PENDING_AUTHS for x in chunks]
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logging.debug('AUTHREQ: chunks: %r, results: %r', chunks, results)
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if True in results:
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pending_slot = results.index(True)
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pending_uuid = chunks[pending_slot]
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req = PENDING_AUTHS.pop(pending_uuid)._replace(actor=actor["id"])
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logging.debug("IRC BOT: %r, AUTHREQ: %r", IRC_BOT, req)
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if IRC_BOT:
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IRC_BOT.handle_auth_req(req)
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DATABASE["auths"][req.irc_account] = req.actor
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return True in results
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def new_auth_req(irc_nickname, irc_account):
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authid = str(uuid.uuid4())
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PENDING_AUTHS[authid] = PendingAuth(irc_nickname, irc_account, None)
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return authid
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# XXX - utter hackjob
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def set_irc_bot(bot):
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global IRC_BOT
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IRC_BOT = bot
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logging.debug("SET IRC BOT TO: %r", bot)
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def get_irc_bot():
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global IRC_BOT
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return IRC_BOT
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def check_auth(account):
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return account in DATABASE["auths"]
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def fetch_auth(account):
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if check_auth(account):
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return DATABASE["auths"][account]
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return None
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def drop_auth(account):
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DATABASE["auths"].pop(account, None)
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277
viera/irc.py
277
viera/irc.py
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@ -1,277 +0,0 @@
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import asyncio
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import logging
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import base64
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import html
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from blinker import signal
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from . import CONFIG
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from .actor import follow_remote_actor, unfollow_remote_actor
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from .irc_envelope import RFC1459Message
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from .authreqs import new_auth_req, set_irc_bot, check_auth, fetch_auth, drop_auth
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IRC_CONFIG = CONFIG.get('irc', {})
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AP_CONFIG = CONFIG.get('irc', {'host': 'localhost'})
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# SASL_PAYLOAD = base64.b64encode(b'\x00'.join([IRC_CONFIG['sasl_username'], IRC_CONFIG['sasl_username'], IRC_CONFIG['sasl_password']]))
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class IRCProtocol(asyncio.Protocol):
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def connection_made(self, transport):
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self.pending_actions = {}
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self.caps_available = []
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self.caps_requested = []
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self.caps_acknowledged = []
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self.transport = transport
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self.recv_buffer = b''
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self.send_message(verb='CAP', params=['LS'])
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self.send_message(verb='NICK', params=[IRC_CONFIG['nickname']])
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self.send_message(verb='USER', params=[IRC_CONFIG['username'], '*', '*', IRC_CONFIG['realname']])
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def data_received(self, data):
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self.recv_buffer += data
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recvd = self.recv_buffer.replace(b'\r', b'').split(b'\n')
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self.recv_buffer = recvd.pop(-1)
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[self.line_received(m) for m in recvd]
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def line_received(self, data):
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data = data.decode('UTF-8', 'replace').strip('\r\n')
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m = RFC1459Message.from_message(data)
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self.message_received(m)
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def request_caps(self, caps):
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caps = [cap for cap in caps if cap in self.caps_available]
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caps = [cap for cap in caps if cap not in self.caps_requested]
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logging.debug('IRC: requesting caps: %r', caps)
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self.caps_requested += caps
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self.send_message(verb='CAP', params=['REQ', ' '.join(caps)])
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def end_caps(self):
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self.send_message(verb='CAP', params=['END'])
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def do_blind_authenticate(self, username, password):
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username = username.encode('ascii')
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password = password.encode('ascii')
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payload = b'\x00'.join([username, username, password])
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payload = base64.b64encode(payload).decode('ascii')
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self.send_message(verb='AUTHENTICATE', params=['PLAIN'])
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self.send_message(verb='AUTHENTICATE', params=[payload])
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def handle_cap_message(self, message):
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self.cap_requested = True
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if message.params[1] == 'LS':
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caps = message.params[2].split()
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logging.debug('IRC: available caps: %r', caps)
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self.caps_available += message.params[2].split()
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self.request_caps(['sasl', 'extended-join', 'account-tag', 'account-notify'])
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elif message.params[1] == 'ACK':
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caps = message.params[2].split()
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logging.debug('IRC: acknowledged caps: %r', caps)
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self.caps_acknowledged += caps
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if 'sasl' in self.caps_acknowledged:
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self.do_blind_authenticate(IRC_CONFIG['sasl_username'], IRC_CONFIG['sasl_password'])
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else:
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self.end_caps()
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def join_channels(self):
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self.send_message(verb='JOIN', params=[','.join(IRC_CONFIG['channels'])])
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def say(self, target, message, verb='NOTICE'):
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self.send_message(verb=verb, params=[target, message])
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def invite(self, nickname):
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[self.send_message(verb="INVITE", params=[nickname, chan]) for chan in IRC_CONFIG['channels']]
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def voice(self, nickname):
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[self.send_message(verb="MODE", params=[chan, "+v", nickname]) for chan in IRC_CONFIG['channels']]
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def whois(self, nickname, chan, account):
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data = fetch_auth(account)
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if not data:
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return
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self.say(chan, '\x02{0}\x02: \x02{1}\x02'.format(nickname, data), verb='PRIVMSG')
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def follow(self, nickname, actor_uri):
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asyncio.ensure_future(follow_remote_actor(actor_uri))
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self.say(nickname, 'Following \x02{}\x02'.format(actor_uri))
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def unfollow(self, nickname, actor_uri):
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asyncio.ensure_future(unfollow_remote_actor(actor_uri))
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self.say(nickname, 'Unfollowing \x02{}\x02'.format(actor_uri))
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def set_pending_action(self, nickname, action):
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if nickname not in self.pending_actions:
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self.pending_actions[nickname] = action
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def process_pending_action(self, nickname, account=None):
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if nickname not in self.pending_actions:
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return
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action = self.pending_actions.pop(nickname)
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if action == 'voice':
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self.voice(nickname)
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elif action == 'invite':
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self.invite(nickname)
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elif action == 'drop':
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data = fetch_auth(account)
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drop_auth(account)
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self.say(nickname, "The association of \x02{0}\x02 with \x02{1}\x02 has been dropped.".format(account, data))
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elif 'whois' in action:
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self.whois(nickname, action['whois'], account)
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elif 'follow' in action:
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data = fetch_auth(account)
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if not data:
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return
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if data not in IRC_CONFIG['privileged']:
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self.say(nickname, "Access denied: \x02{0}\x02 is unprivileged.".format(data))
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return
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logging.info('allowed follow: %r', action['follow'])
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self.follow(nickname, action['follow'])
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elif 'unfollow' in action:
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data = fetch_auth(account)
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if not data:
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return
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if data not in IRC_CONFIG['privileged']:
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self.say(nickname, "Access denied: \x02{0}\x02 is unprivileged.".format(data))
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return
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logging.info('allowed unfollow: %r', action['unfollow'])
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self.unfollow(nickname, action['unfollow'])
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def handle_auth_req(self, req):
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self.say(req.irc_nickname, "The actor \x02{0}\x02 is now linked to the IRC account \x02{1}\x02.".format(req.actor, req.irc_account))
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self.set_pending_action(req.irc_nickname, 'voice')
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self.process_pending_action(req.irc_nickname)
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def pending_whois(self, nickname, pop=False):
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if nickname not in self.pending_actions:
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return False
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data = self.pending_actions[nickname]
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if isinstance(data, dict) and 'whois' in data:
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return True
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if pop:
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self.pending_actions.pop(nickname)
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def handle_whox(self, message):
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nickname = message.params[1]
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account = message.params[2]
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if not check_auth(account) and not self.pending_whois(nickname, True):
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auth = new_auth_req(nickname, account)
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self.say(nickname, "Authentication is required for this action. In order to prove your identity, you need to send me a token via the fediverse.")
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self.say(nickname, "On most platforms, posting like this will work: \x02@viera@{1} {0}\x02".format(auth, AP_CONFIG['host']))
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self.say(nickname, "This token is ephemeral, so you can send it to me publicly if your platform does not support direct messages.")
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else:
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self.process_pending_action(nickname, account)
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def fetch_account_whox(self, message):
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source_nick = message.source.split('!')[0]
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self.send_message(verb='WHO', params=[source_nick, "%na"])
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def handle_private_message(self, message):
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source_nick = message.source.split('!')[0]
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if message.params[1] == 'auth':
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self.fetch_account_whox(message)
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elif message.params[1] in ('voice', 'invite', 'drop'):
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self.set_pending_action(source_nick, message.params[1])
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self.fetch_account_whox(message)
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elif message.params[1][0:6] == 'follow':
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chunks = message.params[1].split()
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logging.info('considering whether to follow: %r', chunks[1])
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self.set_pending_action(source_nick, {'follow': chunks[1]})
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self.fetch_account_whox(message)
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elif message.params[1][0:8] == 'unfollow':
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chunks = message.params[1].split()
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logging.info('considering whether to unfollow: %r', chunks[1])
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self.set_pending_action(source_nick, {'unfollow': chunks[1]})
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self.fetch_account_whox(message)
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def handle_public_message(self, message):
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if not message.params[1].startswith(IRC_CONFIG['nickname']):
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return
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chunks = message.params[1].split()
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if chunks[1] == 'whois':
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self.set_pending_action(chunks[2], {'whois': message.params[0]})
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self.send_message(verb='WHO', params=[chunks[2], "%na"])
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def handle_chat_message(self, message):
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if message.params[0] == IRC_CONFIG['nickname']:
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self.handle_private_message(message)
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else:
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self.handle_public_message(message)
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def handle_join(self, message):
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source_nick = message.source.split('!')[0]
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if check_auth(message.params[1]):
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self.set_pending_action(source_nick, 'voice')
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self.process_pending_action(source_nick, message.params[1])
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def message_received(self, message):
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if message.verb in ('PRIVMSG', 'NOTICE'):
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self.handle_chat_message(message)
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elif message.verb == '001':
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self.join_channels()
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elif message.verb == 'JOIN':
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self.handle_join(message)
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elif message.verb == 'CAP':
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self.handle_cap_message(message)
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elif message.verb == '354':
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self.handle_whox(message)
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elif message.verb == '433':
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self.send_message(verb='NICK', params=[message.params[0] + '_'])
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elif message.verb in ('900', '901', '902', '903', '904', '905', '906', '907'):
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self.end_caps()
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elif message.verb == 'PING':
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self.send_message(verb='PONG', params=message.params)
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elif message.verb in ('AUTHENTICATE',):
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pass
|
||||
else:
|
||||
logging.debug('IRC: unhandled inbound message: %r', message)
|
||||
|
||||
def send_message(self, **kwargs):
|
||||
m = RFC1459Message.from_data(**kwargs)
|
||||
logging.debug('> %r', m)
|
||||
self.transport.write(m.to_message().encode('utf-8') + b'\r\n')
|
||||
|
||||
def relay_message(self, actor, obj, content):
|
||||
fmt = "\x02{name}\x02: {content} [{url}]"
|
||||
|
||||
content = html.unescape(content)
|
||||
content = html.unescape(content)
|
||||
msgcontent = content[0:256]
|
||||
if len(content) > 256:
|
||||
msgcontent += '...'
|
||||
|
||||
targets = [chan for chan, actors in IRC_CONFIG['relay_channels'].items() if not actors or actor['id'] in actors]
|
||||
message = fmt.format(name=actor['name'], content=msgcontent, url=obj['id'])
|
||||
target = ','.join(targets)
|
||||
|
||||
self.say(target, message)
|
||||
|
||||
|
||||
async def irc_bot():
|
||||
loop = asyncio.get_event_loop()
|
||||
|
||||
if 'host' not in IRC_CONFIG:
|
||||
return
|
||||
|
||||
server = IRC_CONFIG['host']
|
||||
port = IRC_CONFIG['port']
|
||||
ssl = IRC_CONFIG['ssl']
|
||||
|
||||
transport, protocol = await loop.create_connection(IRCProtocol, host=server, port=port, ssl=ssl)
|
||||
set_irc_bot(protocol)
|
||||
|
||||
logging.info('IRC bot ready.')
|
||||
|
|
@ -1,146 +0,0 @@
|
|||
# irc_envelope.py
|
||||
# Purpose: Conversion of RFC1459 messages to/from native objects.
|
||||
#
|
||||
# Copyright (c) 2014, William Pitcock <nenolod@dereferenced.org>
|
||||
#
|
||||
# Permission to use, copy, modify, and/or distribute this software for any
|
||||
# purpose with or without fee is hereby granted, provided that the above
|
||||
# copyright notice and this permission notice appear in all copies.
|
||||
#
|
||||
# THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
|
||||
# WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
|
||||
# MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
|
||||
# ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
|
||||
# WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
|
||||
# ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
|
||||
# OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
|
||||
|
||||
from pprint import pprint
|
||||
|
||||
class RFC1459Message(object):
|
||||
@classmethod
|
||||
def from_data(cls, verb, params=None, source=None, tags=None):
|
||||
o = cls()
|
||||
o.verb = verb
|
||||
o.tags = dict()
|
||||
o.source = None
|
||||
o.params = list()
|
||||
|
||||
if params:
|
||||
o.params = params
|
||||
|
||||
if source:
|
||||
o.source = source
|
||||
|
||||
if tags:
|
||||
o.tags.update(**tags)
|
||||
|
||||
return o
|
||||
|
||||
@classmethod
|
||||
def from_message(cls, message):
|
||||
if isinstance(message, bytes):
|
||||
message = message.decode('UTF-8', 'replace')
|
||||
|
||||
s = message.split(' ')
|
||||
|
||||
tags = None
|
||||
if s[0].startswith('@'):
|
||||
tag_str = s[0][1:].split(';')
|
||||
s = s[1:]
|
||||
tags = {}
|
||||
|
||||
for tag in tag_str:
|
||||
if '=' in tag:
|
||||
k, v = tag.split('=', 1)
|
||||
tags[k] = v
|
||||
else:
|
||||
tags[tag] = True
|
||||
|
||||
source = None
|
||||
if s[0].startswith(':'):
|
||||
source = s[0][1:]
|
||||
s = s[1:]
|
||||
|
||||
verb = s[0].upper()
|
||||
original_params = s[1:]
|
||||
params = []
|
||||
|
||||
while len(original_params):
|
||||
# skip multiple spaces in middle of message, as per 1459
|
||||
if original_params[0] == '' and len(original_params) > 1:
|
||||
original_params.pop(0)
|
||||
continue
|
||||
elif original_params[0].startswith(':'):
|
||||
arg = ' '.join(original_params)[1:]
|
||||
params.append(arg)
|
||||
break
|
||||
else:
|
||||
params.append(original_params.pop(0))
|
||||
|
||||
return cls.from_data(verb, params, source, tags)
|
||||
|
||||
def args_to_message(self):
|
||||
base = []
|
||||
for arg in self.params:
|
||||
casted = str(arg)
|
||||
if casted and ' ' not in casted and casted[0] != ':':
|
||||
base.append(casted)
|
||||
else:
|
||||
base.append(':' + casted)
|
||||
break
|
||||
|
||||
return ' '.join(base)
|
||||
|
||||
def to_message(self):
|
||||
components = []
|
||||
|
||||
if self.tags:
|
||||
components.append('@' + ';'.join([k + '=' + v for k, v in self.tags.items()]))
|
||||
|
||||
if self.source:
|
||||
components.append(':' + self.source)
|
||||
|
||||
components.append(self.verb)
|
||||
|
||||
if self.params:
|
||||
components.append(self.args_to_message())
|
||||
|
||||
return ' '.join(components)
|
||||
|
||||
def to_event(self):
|
||||
return "rfc1459 message " + self.verb, self.__dict__
|
||||
|
||||
def serialize(self):
|
||||
return self.__dict__
|
||||
|
||||
def __repr__(self):
|
||||
return '[RFC1459Message: "{0}"]'.format(self.to_message())
|
||||
|
||||
def test_rfc1459message():
|
||||
print('====== PARSER TESTS ======')
|
||||
print(RFC1459Message.from_message('@foo=bar PRIVMSG kaniini :this is a test message!'))
|
||||
print(RFC1459Message.from_message('@foo=bar :irc.tortois.es 001 kaniini :Welcome to IRC, kaniini!'))
|
||||
print(RFC1459Message.from_message('PRIVMSG kaniini :this is a test message!'))
|
||||
print(RFC1459Message.from_message(':irc.tortois.es 001 kaniini :Welcome to IRC, kaniini!'))
|
||||
print(RFC1459Message.from_message('CAPAB '))
|
||||
|
||||
print('====== STRUCTURE TESTS ======')
|
||||
m = RFC1459Message.from_message('@foo=bar;bar=baz :irc.tortois.es 001 kaniini :Welcome to IRC, kaniini!')
|
||||
pprint(m.serialize())
|
||||
|
||||
print('====== BUILDER TESTS ======')
|
||||
data = {
|
||||
'verb': 'PRIVMSG',
|
||||
'params': ['kaniini', 'hello world!'],
|
||||
'source': 'kaniini!~kaniini@localhost',
|
||||
'tags': {'account-name': 'kaniini'},
|
||||
}
|
||||
m = RFC1459Message.from_data(**data)
|
||||
print(m.to_message())
|
||||
pprint(m.serialize())
|
||||
|
||||
print('====== ALL TESTS: PASSED ======')
|
||||
|
||||
if __name__ == '__main__':
|
||||
test_rfc1459message()
|
||||
Loading…
Reference in New Issue